1 2011-11-25 Nick Clifton <nickc@redhat.com>
3 * po/it.po: New Italian translation.
5 2011-11-17 Sterling Augustine <saugustine@google.com>
7 * script.cc (script_include_directive): Implement.
8 (read_script_file): New local variables name and search_path. Update
9 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
10 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
11 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
13 2011-11-11 Sterling Augustine <saugustine@google.com>
15 * yyscript.y (section_cmd): Add support for INCLUDE directive.
16 (file_or_sections_cmd): Likewise.
18 2011-11-11 Doug Kwan <dougkwan@google.com>
20 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
21 if --just-symbols is given.
23 2011-11-10 Doug Kwan <dougkwan@google.com>
26 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
27 when processing data relocs.
28 * reloc.h (Relocate_functions::rel_unaligned): New method.
29 (Relocate_functions::pcrel_unaligned): Ditto.
30 (Relocate_functions::rel32_unaligned): Ditto.
31 (Relocate_functions::pcrel32_unaligned): Ditto.
33 2011-11-09 Doug Kwan <dougkwan@google.com>
36 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
37 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
38 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
39 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
40 (Relocate_functions::rel_unaligned): New.
41 (Relocate_functions::rel32_unaligned): New.
42 * target-reloc.h (relocate_for_relocatable): Add code to handle
43 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
44 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
45 arm_unaligned_reloc_r): New targets.
46 * testsuite/Makefile.in: Regenerate.
47 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
50 2011-11-02 Ian Lance Taylor <iant@google.com>
52 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
54 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
55 * options.cc (General_options::finalize): Use library search path
56 from configure script if specified. If not native and no sysroot,
57 only search TOOLLIBDIR.
58 * options.h (Search_directory::Search_directory): Change name to
60 (General_options::add_to_library_path_with_sysroot): Change arg to
62 * configure, Makefile.in, config.in: Rebuild.
64 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
66 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
67 we are working around the ARM1176 Erratum.
68 * options.h (General_options::fix_arm1176): Add option.
69 * testsuite/Makefile.am: Add testcases, and keep current ones
71 * testsuite/Makefile.in: Regenerate.
72 * testsuite/arm_fix_1176.s: New file.
73 * testsuite/arm_fix_1176.sh: Likewise.
75 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
77 * arm.cc (Target_arm::Target_arm): Remove initialisation of
79 (Target_arm::may_use_blx): Remove method.
80 (Target_arm::set_may_use_blx): Likewise.
81 (Target_arm::may_use_v4t_interworking): New method.
82 (Target_arm::may_use_v5t_interworking): Likewise.
83 (Target_arm::may_use_blx_): Remove member variable.
84 (Arm_relocate_functions::arm_branch_common): Check for v5T
86 (Arm_relocate_functions::thumb_branch_common): Likewise.
87 (Reloc_stub::stub_type_for_reloc): Likewise.
88 (Target_arm::do_finalize_sections): Correct interworking checks.
89 * testsuite/Makefile.am: Add new tests.
90 * testsuite/Makefile.in: Regenerate.
91 * testsuite/arm_farcall_arm_arm.s: New test.
92 * testsuite/arm_farcall_arm_arm.sh: Likewise.
93 * testsuite/arm_farcall_arm_thumb.s: Likewise.
94 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
95 * testsuite/arm_farcall_thumb_arm.s: Likewise.
96 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
97 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
98 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
100 2011-10-31 Cary Coutant <ccoutant@google.com>
103 * expression.cc (Expression::eval_with_dot): Add
104 is_section_dot_assignment parameter.
105 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
106 absolute and assigning to dot within a section.
108 (Output_section_element_assignment::set_section_addresses): Pass
109 dot_section to set_if_absolute.
110 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
111 as is_section_dot_assignment flag to eval_with_dot.
112 (Output_section_element_dot_assignment::set_section_addresses):
114 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
115 parameter. Also set value if relative to dot_section; set the
116 symbol's output_section.
117 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
118 parameter. Adjust all callers.
119 (Expression::eval_maybe_dot): Likewise.
120 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
122 * testsuite/script_test_2.t: Test assignment of an absolute value
123 to dot within an output section element.
125 2011-10-31 Cary Coutant <ccoutant@google.com>
127 * options.h (class General_options): Add --[no-]gnu-unique options.
128 * symtab.cc (Symbol_table::sized_write_globals): Convert
129 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
131 2011-10-31 Cary Coutant <ccoutant@google.com>
134 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
135 unnecessary assertion.
136 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
138 2011-10-31 Sriraman Tallam <tmsriram@google.com>
140 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
142 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
144 Change to just keep the section associated with symbol.
145 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
146 they are externally visible and --export-dynamic is turned on.
147 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
149 2011-10-19 Ian Lance Taylor <iant@google.com>
153 (Output_section_element_dot_assignment::needs_output_section): New
156 2011-10-19 Ian Lance Taylor <iant@google.com>
159 * layout.cc (Layout::segment_precedes): Don't assert failure if a
160 --section-start option was seen.
161 * options.h (General_options::any_section_start): New function.
163 2011-10-18 David S. Miller <davem@davemloft.net>
166 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
167 member to track relocation locations that have moved during TLS
169 (Target_sparc::Relocate::Relocate): Initialize to NULL.
170 (Target_sparc::Relocate::relocate): Adjust view down by 4
171 bytes if it matches reloc_adjust_addr_.
172 (Target_sparc::Relocate::relocate_tls): Always move the
173 __tls_get_addr call delay slot instruction forward 4 bytes when
174 performing relaxation.
176 2011-10-18 Cary Coutant <ccoutant@google.com>
178 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
179 (Output_file::map_no_anonymous): Check for non-zero
180 return code from posix_fallocate.
182 2011-10-17 Cary Coutant <ccoutant@google.com>
185 * plugin.cc (is_visible_from_outside): Check for symbols
186 referenced from dynamic objects.
187 * resolve.cc (Symbol_table::resolve): Don't count references
188 from dynamic objects as references from real ELF files.
189 * testsuite/plugin_test_2.sh: Adjust expected result.
191 2011-10-17 Cary Coutant <ccoutant@google.com>
193 * gold.cc: Include timer.h.
194 (queue_middle_tasks): Stamp time.
195 (queue_final_tasks): Likewise.
196 * main.cc (main): Store timer in parameters. Print timers
198 * parameters.cc (Parameters::Parameters): Initialize timer_.
199 (Parameters::set_timer): New function.
200 (set_parameters_timer): New function.
201 * parameters.h (Parameters::set_timer): New function.
202 (Parameters::timer): New function.
203 (Parameters::timer_): New data member.
204 (set_parameters_timer): New function.
205 * timer.cc (Timer::stamp): New function.
206 (Timer::get_pass_time): New function.
207 * timer.h (Timer::stamp): New function.
208 (Timer::get_pass_time): New function.
209 (Timer::pass_times_): New data member.
211 2011-10-17 Cary Coutant <ccoutant@google.com>
213 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
214 task for members of lib groups.
216 2011-10-17 Cary Coutant <ccoutant@google.com>
219 * fileread.cc (File_read::find_view): Add assert.
220 (File_read::make_view): Move bounds check (replace with assert)...
221 (File_read::find_or_make_view): ... to here.
223 2011-10-12 Cary Coutant <ccoutant@google.com>
225 * output.cc (Output_file::open_base_file): Handle case where
226 ::read returns less than requested size.
228 2011-10-10 Cary Coutant <ccoutant@google.com>
230 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
231 Initialize defined_count_.
232 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
233 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
234 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
235 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
236 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
237 * incremental.h (Sized_relobj_incr::defined_count_): New data
239 (Sized_incr_dynobj::defined_count_): New data member.
240 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
241 Return zeroes instead of internal error.
243 2011-10-10 Cary Coutant <ccoutant@google.com>
246 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
247 (Output_reloc::symbol_value): Return PLT offset if flag is set.
248 * output.h (class Output_reloc): Add use_plt_offset flag.
249 (Output_reloc::type_): Adjust size of bit field.
250 (Output_reloc::use_plt_offset_): New bit field.
251 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
252 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
253 flag. Adjust all callers.
254 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
255 creating RELATIVE relocations.
257 2011-10-10 Nick Clifton <nickc@redhat.com>
259 * po/es.po: Updated Spanish translation.
260 * po/fi.po: Updated Finnish translation.
262 2011-10-03 Diego Novillo <dnovillo@google.com>
264 * options.cc (parse_uint): Fix dereference of RETVAL.
266 2011-09-29 Sriraman Tallam <tmsriram@google.com>
268 * layout.h (section_order_map_): New member.
269 (get_section_order_map): New member function.
270 * output.cc (Output_section::add_input_section): Check for patterns
271 only when --section-ordering-file is specified.
272 * gold.cc (queue_middle_tasks): Delay updating order of sections till
273 output_sections have been formed.
274 * layout.cc (Layout_Layout): Initialize section_order_map_.
275 * plugin.cc (update_section_order): Store order in order_map. Do not
277 * testsuite/Makefile.am: Add test case for plugin_final_layout.
278 * testsuite/Makefile.in: Regenerate.
279 * testsuite/plugin_section_order.c: New file.
280 * testsuite/plugin_final_layout.cc: New file.
281 * testsuite/plugin_final_layout.sh: New file.
283 2011-09-29 Cary Coutant <ccoutant@google.com>
285 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
287 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
288 symbols during incremental update.
289 (Symbol_table::add_from_dynobj): Likewise.
291 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
292 Ian Lance Taylor <iant@google.com>
294 * symtab.cc (Symbol_table::define_special_symbol): Always
295 canonicalize version string.
297 2011-09-26 Cary Coutant <ccoutant@google.com>
299 * gold.cc (queue_initial_tasks): Move option checks ...
300 * options.cc (General_options::finalize): ... to here. Disable
301 some options; make others fatal.
303 2011-09-26 Cary Coutant <ccoutant@google.com>
306 * plugin.cc (get_symbols_v2): New function.
307 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
308 (is_referenced_from_outside): New function.
309 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
310 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
311 (get_symbols): Pass version parameter.
312 (get_symbols_v2): New function.
313 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
315 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
316 (onload): Add LDPT_GET_SYMBOLS_V2.
317 (all_symbols_read_hook): Use get_symbols_v2; check for
318 LDPR_PREVAILING_DEF_IRONLY_EXP.
319 * testsuite/plugin_test_3.sh: Update expected results.
321 2011-09-23 Simon Baldwin <simonb@google.com>
323 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
324 configuration options.
325 * configure: Regenerate.
326 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
327 * Makefile.in: Regenerate.
328 * testsuite/Makefile.in: Regenerate.
330 2011-09-19 Sriraman Tallam <tmsriram@google.com>
332 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
334 2011-09-19 Cary Coutant <ccoutant@google.com>
336 * incremental.cc (can_incremental_update): Fix typo in comment.
337 * incremental.h (can_incremental_update): Likewise.
339 2011-09-18 Cary Coutant <ccoutant@google.com>
341 * incremental.cc (can_incremental_update): New function.
342 * incremental.h (can_incremental_update): New function.
343 * layout.cc (Layout::init_fixed_output_section): Call it.
344 (Layout::make_output_section): Don't allow patch space in .eh_frame.
345 * object.cc (Sized_relobj_file::do_layout): Call
346 can_incremental_update.
348 2011-09-13 Cary Coutant <ccoutant@google.com>
350 * configure.ac: Check for glibc support for gnu_indirect_function
351 support with static linking, setting automake conditional
353 * Makefile.in: Regenerate.
354 * configure: Regenerate.
356 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
357 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
359 * testsuite/Makefile.in: Regenerate.
361 2011-09-13 Cary Coutant <ccoutant@google.com>
363 * incremental.cc (Sized_relobj_incr::do_layout): Call
364 report_comdat_group for kept comdat sections.
365 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
366 * testsuite/Makefile.in: Regenerate.
367 * testsuite/incr_comdat_test_1.cc: New source file.
368 * testsuite/incr_comdat_test_2_v1.cc: New source file.
369 * testsuite/incr_comdat_test_2_v2.cc: New source file.
370 * testsuite/incr_comdat_test_2_v3.cc: New source file.
372 2011-09-13 Ian Lance Taylor <iant@google.com>
374 * object.cc (Sized_relobj_file::do_layout): Remove unused local
375 variable external_symbols_offset.
377 2011-09-12 Ian Lance Taylor <iant@google.com>
379 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
380 triggered if object has no symbols.
382 2011-09-09 David S. Miller <davem@davemloft.net>
384 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
385 (Output_fill_debug_line::do_write): Likewise.
387 2011-08-29 Cary Coutant <ccoutant@google.com>
389 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
390 casts to match formatting specs.
391 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
393 2011-08-26 Cary Coutant <ccoutant@google.com>
395 * layout.cc (Free_list::allocate): Provide guarantee of minimum
396 remaining hole size when allocating.
397 (Layout::make_output_section): Set fill methods for debug sections.
398 * layout.h (Free_list::Free_list_node): Move from private to
400 (Free_list::set_min_hole_size): New function.
401 (Free_list::begin, Free_list::end): New functions.
402 (Free_list::min_hole_): New data member.
403 * output.cc: Include dwarf.h.
404 (Output_fill_debug_info::do_minimum_hole_size): New function.
405 (Output_fill_debug_info::do_write): New function.
406 (Output_fill_debug_line::do_minimum_hole_size): New function.
407 (Output_fill_debug_line::do_write): New function.
408 (Output_section::Output_section): Initialize new data member.
409 (Output_section::set_final_data_size): Ensure patch space is larger
410 than minimum hole size.
411 (Output_section::do_write): Fill holes in debug sections.
412 * output.h (Output_fill): New class.
413 (Output_fill_debug_info): New class.
414 (Output_fill_debug_line): New class.
415 (Output_section::set_free_space_fill): New function.
416 (Output_section::free_space_fill_): New data member.
417 * testsuite/Makefile.am (incremental_test_3): Add
418 --incremental-patch option.
419 (incremental_test_4): Likewise.
420 (incremental_test_5): Likewise.
421 (incremental_test_6): Likewise.
422 (incremental_copy_test): Likewise.
423 (incremental_common_test_1): Likewise.
424 * testsuite/Makefile.in: Regenerate.
426 2011-08-26 Nick Clifton <nickc@redhat.com>
428 * po/es.po: Updated Spanish translation.
430 2011-08-01 Cary Coutant <ccoutant@google.com>
432 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
433 * gold/testsuite/Makefile.in: Regenerate.
434 * gold/testsuite/justsyms_exec.c: New source file.
435 * gold/testsuite/justsyms_lib.c: New source file.
437 2011-08-01 Cary Coutant <ccoutant@google.com>
439 * layout.cc (Layout::set_segment_offsets): Don't realign text
440 segment if -Ttext was specified.
441 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
443 * object.h (Sized_relobj_file::e_type): New function.
444 (Sized_relobj_file::e_type_): New data member.
445 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
446 base address for ET_EXEC files.
447 * target.cc (Target::do_make_elf_object_implementation): Allow
448 ET_EXEC files with --just-symbols option.
450 2011-07-28 Cary Coutant <ccoutant@google.com>
452 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
453 Add thread_number parameter.
454 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
455 * workqueue-threads.cc
456 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
457 current thread if its thread number is greater than desired thread
459 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
460 Add thread_number parameter.
461 (Workqueue::should_cancel_thread): Likewise.
462 (Workqueue::find_runnable_or_wait): Pass thread_number to
463 should_cancel_thread.
464 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
467 2011-07-22 Sriraman Tallam <tmsriram@google.com>
469 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
470 only after checking if it cannot be forced local.
471 * symtab.h (is_externally_visible): Check if the symbol is not forced
474 2011-07-15 Ian Lance Taylor <iant@google.com>
476 * options.h (class General_options): Add --print-output-format.
477 Move -EL next to -EB, for better --help output.
478 * target-select.cc: Include <cstdio>, "options.h", and
480 (Target_selector::do_target_bfd_name): New function.
481 (print_output_format): New function.
482 * target-select.h (class Target_selector): Update declarations.
483 (Target_selector::target_bfd_name): New function.
484 (print_output_format): Declare.
485 * main.cc: Include "target-select.h".
486 (main): Handle --print-output-format.
487 * gold.cc: Include "target-select.h".
488 (queue_initial_tasks): Handle --print-output-format when there are
490 * parameters.cc (parameters_force_valid_target): Give a better
491 error message if -EB/-EL does not match target.
492 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
495 2011-07-15 Ian Lance Taylor <iant@google.com>
497 * i386.cc (class Output_data_plt_i386): Add layout_ field.
498 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
499 (Output_data_plt_i386::do_write): Write address of .dynamic
500 section to first entry in .got.plt section.
501 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
502 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
504 (Output_data_plt_x86_64::do_write): Write address of .dynamic
505 section to first entry in .got.plt section.
506 * layout.h (Layout::dynamic_section): New function.
508 2011-07-13 Sriraman Tallam <tmsriram@google.com>
510 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
512 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
513 input_section_position_, and input_section_glob_.
514 (read_layout_from_file): Call function section_ordering_specified.
515 * layout.h (is_section_ordering_specified): New function.
516 (section_ordering_specified): New function.
517 (section_ordering_specified_): New boolean member.
518 * main.cc(main): Call load_plugins after layout object is defined.
519 * output.cc (Output_section::add_input_section): Use
520 function section_ordering_specified to check if section ordering is
522 * output.cc (Output_section::add_relaxed_input_section): Use
523 function section_ordering_specified to check if section ordering is
525 (Output_section::update_section_layout): New function.
526 (Output_section::sort_attached_input_sections): Check if input section
528 * output.h (Output_section::update_section_layout): New function.
529 * plugin.cc (get_section_count): New function.
530 (get_section_type): New function.
531 (get_section_name): New function.
532 (get_section_contents): New function.
533 (update_section_order): New function.
534 (allow_section_ordering): New function.
535 (Plugin::load): Add the new interfaces to the transfer vector.
536 (Plugin_manager::load_plugins): New parameter.
537 (Plugin_manager::all_symbols_read): New parameter.
538 (Plugin_manager::claim_file): New parameter. Save the elf object for
540 (Plugin_manager::get_elf_object): New function.
541 (Plugin_manager::get_view): Change to directly use the bool to check
542 if get_view is called from claim_file_hook.
543 * plugin.h (input_objects): New function
544 (Plugin__manager::load_plugins): New parameter.
545 (Plugin_manager::claim_file): New parameter.
546 (Plugin_manager::get_elf_object): New function.
547 (Plugin_manager::in_claim_file_handler): New function.
548 (Plugin_manager::in_claim_file_handler_): New member.
549 (layout): New function.
550 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
551 handler with an extra parameter. Make the elf object before calling
553 * testsuite/plugin_test.c (get_section_count): New function pointer.
554 (get_section_type): New function pointer.
555 (get_section_name): New function pointer.
556 (get_section_contents): New function pointer.
557 (update_section_order): New function pointer.
558 (allow_section_ordering): New function pointer.
559 (onload): Check if the new interfaces exist.
561 2011-07-13 Ian Lance Taylor <iant@google.com>
563 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
565 * x86_64.cc (Target_x86_64::got_section): Likewise.
566 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
567 (relro_now_test_SOURCES): New variable.
568 (relro_now_test_DEPENDENCIES): New variable.
569 (relro_now_test_LDFLAGS): New variable.
570 (relro_now_test_LDADD): New variable.
571 (relro_now_test.so): New target.
572 * testsuite/Makefile.in: Rebuild.
574 2011-07-12 Ian Lance Taylor <iant@google.com>
577 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
578 GLOB_DAT relocation rather than a RELATIVE relocation for a
579 protected symbol when creating a shared library.
580 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
581 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
582 * testsuite/protected_main_1.cc (main): Test that protected
583 function has same address.
585 2011-07-11 Ian Lance Taylor <iant@google.com>
588 * options.h (class General_options): Add -Bgroup.
589 * options.cc (General_options::finalize): If -Bgroup is set,
590 default to --unresolved-symbols=report-all.
591 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
592 * target-reloc.h (issue_undefined_symbol_error): Handle
593 --unresolved-symbols=report-all.
595 2011-07-08 Ian Lance Taylor <iant@google.com>
598 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
599 if linker script discards key sections.
600 (Layout::create_dynamic_symtab): Likewise.
601 (Layout::assign_local_dynsym_offsets): Likewise.
602 (Layout::sized_create_version_sections): Likewise.
603 (Layout::create_interp): Likewise.
604 (Layout::finish_dynamic_section): Likewise.
605 (Layout::set_dynamic_symbol_size): Likewise.
607 2011-07-08 Ian Lance Taylor <iant@google.com>
610 * options.h (class General_options): Add --unresolved-symbols.
611 * target-reloc.h (issue_undefined_symbol_error): Check
612 --unresolved-symbols. Add comments.
614 2011-07-08 Ian Lance Taylor <iant@google.com>
616 * testsuite/odr_violation2.cc (Ordering::operator()): Make
617 expression more complex.
619 2011-07-08 Ian Lance Taylor <iant@google.com>
622 * target-reloc.h (issue_undefined_symbol_error): New inline
623 function, broken out of relocate_section.
624 (relocate_section): Call issue_undefined_symbol_error.
625 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
626 there is no TLS segment if we are about to issue an undefined
628 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
630 2011-07-08 Ian Lance Taylor <iant@google.com>
633 * resolve.cc (Symbol_table::should_override): Add fromtype
634 parameter. Change all callers. Give error when linking together
635 TLS and non-TLS symbol.
636 (Symbol_table::should_override_with_special): Add fromtype
637 parameter. Change all callers.
638 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
639 there is no TLS segment if we have reported some errors.
640 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
642 2011-07-08 Ian Lance Taylor <iant@google.com>
645 * target.h (Target::plt_address_for_global): New function.
646 (Target::plt_address_for_local): New function.
647 (Target::plt_section_for_global): Remove.
648 (Target::plt_section_for_local): Remove.
649 (Target::do_plt_address_for_global): New virtual function.
650 (Target::do_plt_address_for_local): New virtual function.
651 (Target::do_plt_section_for_global): Remove.
652 (Target::do_plt_section_for_local): Remove.
653 (Target::register_global_plt_entry): Add Symbol_table and Layout
655 * output.cc (Output_data_got::Got_entry::write): Use
656 plt_address_for_global and plt_address_for_local.
657 * layout.cc (Layout::add_target_dynamic_tags): Use size and
658 address of output section.
659 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
660 got_irelative_, and irelative_count_ fields. Update
662 (Output_data_plt_i386::has_irelative_section): New function.
663 (Output_data_plt_i386::entry_count): Add irelative_count_.
664 (Output_data_plt_i386::set_final_data_size): Likewise.
665 (class Target_i386): Add got_irelative_ and rel_irelative_
666 fields. Update declarations.
667 (Target_i386::Target_i386): Initialize new fields.
668 (Target_i386::do_plt_address_for_global): New function replacing
669 do_plt_section_for_global.
670 (Target_i386::do_plt_address_for_local): New function replacing
671 do_plt_section_for_local.
672 (Target_i386::got_section): Create got_irelative_.
673 (Target_i386::rel_irelative_section): New function.
674 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
675 fields. Don't define __rel_iplt_{start,end}.
676 (Output_data_plt_i386::add_entry): Add symtab and layout
677 parameters. Change all callers. Use different PLT and GOT for
679 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
680 layout parameters. Change all callers. Use different PLT and
682 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
683 (Output_data_plt_i386::rel_irelative): New function.
684 (Output_data_plt_i386::address_for_global): New function.
685 (Output_data_plt_i386::address_for_local): New function.
686 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
687 IRELATIVE GOT when changing IFUNC GOT entries.
688 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
690 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
691 if we didn't create an IRELATIVE GOT.
692 (Target_i386::Relocate::relocate): Use plt_address_for_global and
693 plt_address_for_local.
694 (Target_i386::do_dynsym_value): Use plt_address_for_global.
695 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
696 got_irelative_, and irelative_count_ fields. Update
698 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
699 Initialize new fields. Remove symtab parameter. Change all
701 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
703 (Output_data_plt_x86_64::has_irelative_section): New function.
704 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
705 (class Target_x86_64): Add got_irelative_ and rel_irelative_
706 fields. Update declarations.
707 (Target_x86_64::Target_x86_64): Initialize new fields.
708 (Target_x86_64::do_plt_address_for_global): New function replacing
709 do_plt_section_for_global.
710 (Target_x86_64::do_plt_address_for_local): New function replacing
711 do_plt_section_for_local.
712 (Target_x86_64::got_section): Create got_irelative_.
713 (Target_x86_64::rela_irelative_section): New function.
714 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
715 all callers. Don't create __rel_iplt_{start,end}.
716 (Output_data_plt_x86_64::add_entry): Add symtab and layout
717 parameters. Change all callers. Use different PLT and GOT for
719 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
720 layout parameters. Change all callers. Use different PLT and
722 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
723 parameters. Change all callers. Use different PLT and GOT for
725 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
726 (Output_data_plt_x86_64::rela_irelative): New function.
727 (Output_data_plt_x86_64::address_for_global): New function.
728 (Output_data_plt_x86_64::address_for_local): New function.
729 (Output_data_plt_x86_64::set_final_data_size): Likewise.
730 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
731 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
732 (Target_x86_64::register_global_plt_entry): Add symtab and layout
734 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
736 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
737 symbols if we didn't create an IRELATIVE GOT.
738 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
739 plt_address_for_local.
740 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
741 * testsuite/ifuncvar1.c: New test file.
742 * testsuite/ifuncvar2.c: New test file.
743 * testsuite/ifuncvar3.c: New test file.
744 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
745 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
746 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
747 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
748 * testsuite/Makefile.in: Rebuild.
750 2011-07-07 Cary Coutant <ccoutant@google.com>
752 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
753 (two_file_test_1_ndebug.o): Likewise.
754 (two_file_test_1b_ndebug.o): Likewise.
755 (two_file_test_2_ndebug.o): Likewise.
756 (two_file_test_main_ndebug.o): Likewise.
757 (incremental_test_2): Link with no-debug versions.
759 2011-07-06 Cary Coutant <ccoutant@google.com>
761 * gold/incremental.cc
762 (Output_section_incremental_inputs::write_info_blocks): Check for
763 hidden and internal symbols.
765 2011-07-06 Cary Coutant <ccoutant@google.com>
767 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
768 Check disposition for startup file.
769 (Incremental_inputs::report_command_line): Ignore
770 --incremental-startup-unchanged option.
771 * options.cc (General_options::parse_incremental_startup_unchanged):
773 (General_options::General_options): Initialize new data member.
774 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
775 (General_options): Add --incremental-startup-unchanged option.
776 (General_options::incremental_startup_disposition): New function.
777 (General_options::incremental_startup_disposition_): New data member.
779 2011-07-06 Cary Coutant <ccoutant@google.com>
781 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
782 input file index to Script_info ctor.
783 (Sized_incremental_binary::do_file_has_changed): Find the
784 command-line argument for files named in scripts.
785 * incremental.h (Script_info::Script_info): New ctor
786 with input file index.
787 (Script_info::input_file_index): New function.
788 (Script_info::input_file_index_): New data member.
789 (Incremental_binary::get_library): Add const.
790 (Incremental_binary::get_script_info): Add const.
791 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
792 * testsuite/Makefile.am (incremental_test_5): New test case.
793 (incremental_test_6): New test case.
794 * testsuite/Makefile.in: Regenerate.
796 2011-07-06 Cary Coutant <ccoutant@google.com>
798 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
799 debug output when command lines differ.
801 2011-07-06 Cary Coutant <ccoutant@google.com>
803 * incremental.cc (Incremental_inputs::report_command_line): Ignore
804 --incremental-patch option.
805 * layout.cc (Free_list::allocate): Extend allocation beyond original
807 (Layout::make_output_section): Mark sections that should get
809 * options.cc (parse_percent): New function.
810 * options.h (parse_percent): New function.
811 (DEFINE_percent): New macro.
812 (General_options): Add --incremental-patch option.
813 * output.cc (Output_section::Output_section): Initialize new data
815 (Output_section::add_input_section): Print section name when out
817 (Output_section::add_output_section_data): Likewise.
818 (Output_section::set_final_data_size): Add patch space when
819 doing --incremental-full.
820 (Output_section::do_reset_address_and_file_offset): Remove patch
822 (Output_segment::set_section_list_addresses): Print debug output
823 only if --incremental-update.
824 * output.h (Output_section::set_is_patch_space_allowed): New function.
825 (Output_section::is_patch_space_allowed_): New data member.
826 (Output_section::patch_space_): New data member.
827 * parameters.cc (Parameters::incremental_full): New function.
828 * parameters.h (Parameters::incremental_full): New function
829 * testsuite/Makefile.am (incremental_test_2): Add test for
830 --incremental-patch option.
831 * testsuite/Makefile.in: Regenerate.
832 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
833 (t18): Remove function body.
835 2011-07-05 Doug Kwan <dougkwan@google.com>
838 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
839 Arm_Address type for relocation result.
840 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
842 (Arm_relocate_functions::abs32): Use unaligned access.
843 (Arm_relocate_functions::rel32): Ditto.
844 (Arm_relocate_functions::prel31): Ditto.
845 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
846 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
847 static data relocations.
848 * testsuite/Makefile.in: Regnerate.
849 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
851 2011-07-05 Ian Lance Taylor <iant@google.com>
854 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
855 symbols if necessary.
856 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
858 2011-07-05 Ian Lance Taylor <iant@google.com>
861 * resolve.cc (Symbol::override_base_with_special): Simply override
862 version with special symbol version, ignoring previous version.
864 2011-07-05 Ian Lance Taylor <iant@google.com>
866 * object.cc (Sized_relobj_file::include_section_group): Add
867 information to comment about signature location.
869 2011-07-02 Ian Lance Taylor <iant@google.com>
872 * options.h (class General_options): Add -f and -F.
873 * options.cc (General_options::finalize): Fatal error if -f/-F
874 are used without -shared.
875 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
877 2011-07-02 Ian Lance Taylor <iant@google.com>
879 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
881 2011-07-01 Ian Lance Taylor <iant@google.com>
885 * resolve.cc (Symbol::override_base_with_special): Don't override
886 the version if the overriding symbol has a different name.
887 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
888 all callers. If we give an error about an undefined version,
889 define the base version if necessary.
890 * dynobj.h (class Versions): Update declaration.
891 * testsuite/weak_alias_test_5.cc: New file.
892 * testsuite/weak_alias_test.script: New file.
893 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
894 and versioned_alias have the right value, and call t2.
895 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
896 weak_alias_test_5.so.
897 (weak_alias_test_LDADD): Likewise.
898 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
899 * testsuite/Makefile.in: Rebuild.
901 2011-07-01 Ian Lance Taylor <iant@google.com>
904 * options.h (class General_options): Support -z notext.
905 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
907 (two_file_shared_nonpic.so): Likewise.
908 (two_file_shared_mixed.so): Likewise.
909 (two_file_shared_mixed_1.so): Likewise.
910 (weak_undef_lib_nonpic.so): Likewise.
911 (alt/weak_undef_lib_nonpic.so): Likewise.
912 (tls_test_shared_nonpic.so): Likewise.
913 * testsuite/Makefile.in: Rebuild.
915 2011-07-01 Ian Lance Taylor <iant@google.com>
918 * configure.ac: Test whether static linking works, setting
919 the automake conditional HAVE_STATIC.
920 * testsuite/Makefile.am: Disable tests using -static if
921 HAVE_STATIC is not true.
922 * configure, testsuite/Makefile.in: Rebuild.
924 2011-07-01 Ian Lance Taylor <iant@google.com>
927 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
928 Assert if we see DW_EH_PE_indirect.
929 * target.h (Target::ehframe_datarel_base): New function.
930 (Target::do_ehframe_datarel_base): New target function.
931 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
932 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
935 2011-07-01 Ian Lance Taylor <iant@google.com>
938 * options.h (class General_options): Add
939 --ld-generated-unwind-info.
940 * ehframe.cc (Fde::write): Add address parameter. Change all
941 callers. If associated with PLT, fill in address and size.
942 (Cie::set_output_offset): Only add merge mapping if there is an
944 (Cie::write): Add address parameter. Change all callers.
945 (Eh_frame::add_ehframe_for_plt): New function.
946 * ehframe.h (class Fde): Update declarations. Move shndx_ and
947 input_offset_ fields into union u_, with new plt field.
948 (Fde::Fde): Adjust for new union field.
949 (Fde::Fde) [Output_data version]: New constructor.
950 (Fde::add_mapping): Only add merge mapping if there is an object.
951 (class Cie): Update declarations.
952 (class Eh_frame): Declare add_ehframe_for_plt.
953 * layout.cc (Layout::layout_eh_frame): Break out code into
954 make_eh_frame_section, and call it.
955 (Layout::make_eh_frame_section): New function.
956 (Layout::add_eh_frame_for_plt): New function.
957 * layout.h (class Layout): Update declarations.
958 * merge.cc (Merge_map::add_mapping): Add assertion.
959 * i386.cc: Include "dwarf.h".
960 (class Output_data_plt_i386): Make first_plt_entry,
961 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
962 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
963 and plt_eh_frame_fde.
964 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
965 boundary. Call add_eh_frame_for_plt if appropriate.
966 * x86_64.cc: Include "dwarf.h".
967 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
968 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
969 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
970 and plt_eh_frame_fde.
971 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
974 2011-06-29 Ian Lance Taylor <iant@google.com>
977 * object.cc (Sized_relobj_file::layout_section): Change shdr
978 parameter to be const.
979 (Sized_relobj_file::layout_eh_frame_section): New function, broken
981 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
982 appropriate. Call layout_eh_frame_section.
983 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
985 * object.h (class Sized_relobj_file): Update declarations.
987 2011-06-29 Ian Lance Taylor <iant@google.com>
990 * script.cc (Token::integer_value): Accept trailing M/m/K/k
992 (Lex::gather_token): Accept trailing M/m/K/k for integers.
994 2011-06-29 Ian Lance Taylor <iant@google.com>
997 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
999 * layout.cc (Layout::layout_eh_frame): Likewise.
1001 2011-06-29 Ian Lance Taylor <iant@google.com>
1004 * layout.cc (Layout::symtab_section_shndx): New function.
1005 * layout.h (class Layout): Declare symtab_section_shndx.
1006 * output.cc (Output_section::write_header): Call it.
1008 2011-06-29 Ian Lance Taylor <iant@google.com>
1011 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
1012 symbols which are not used in a relocation.
1014 2011-06-28 Ian Lance Taylor <iant@google.com>
1017 * layout.cc (Layout::segment_precedes): Don't crash if a linker
1018 script create indistinguishable segments.
1019 (Layout::set_segment_offsets): Use stable_sort when sorting
1020 segments. Pass this to Compare_segments constructor.
1021 * layout.h (class Layout): Make segment_precedes non-static.
1022 (class Compare_segments): Change from struct to class. Add
1023 layout_ field. Add constructor.
1024 * script-sections.cc
1025 (Script_sections::attach_sections_using_phdrs_clause): Rename
1026 local orphan to is_orphan. Don't report failure to put empty
1027 section in segment. On attachment failure, report name of
1028 section, and attach to first PT_LOAD segment.
1030 2011-06-28 Ian Lance Taylor <iant@google.com>
1033 * target-select.cc (Target_selector::Target_selector): Add
1034 emulation parameter. Change all callers.
1035 (select_target_by_bfd_name): Rename from select_target_by_name.
1037 (select_target_by_emulation): New function.
1038 (supported_emulation_names): New function.
1039 * target-select.h (class Target_selector): Add emulation_ field.
1040 Update declarations.
1041 (Target_selector::recognize_by_bfd_name): Rename from
1042 recognize_by_name. Change all callers.
1043 (Target_selector::supported_bfd_names): Rename from
1044 supported_names. Change all callers.
1045 (Target_selector::recognize_by_emulation): New function.
1046 (Target_selector::supported_emulations): New function.
1047 (Target_selector::emulation): New function.
1048 (Target_selector::do_recognize_by_bfd_name): Rename from
1049 do_recognize_by_name. Change all callers.
1050 (Target_selector::do_supported_bfd_names): Rename from
1051 do_supported_names. Change all callers.
1052 (Target_selector::do_recognize_by_emulation): New function.
1053 (Target_selector::do_supported_emulations): New function.
1054 (select_target_by_bfd_name): Change name in declaration.
1055 (select_target_by_emulation): Declare.
1056 (supported_emulation_names): Declare.
1057 * parameters.cc (parameters_force_valid_target): Try to find
1058 target based on emulation from -m option.
1059 * options.h (class General_options): Change doc string for -m.
1060 * options.cc (help): Print emulations.
1061 (General_options::parse_V): Likewise.
1062 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
1063 Add emulation parameter. Change all callers.
1065 2011-06-28 Ian Lance Taylor <iant@google.com>
1067 * target.h (class Target): Add osabi_ field.
1068 (Target::osabi): New function.
1069 (Target::set_osabi): New function.
1070 (Target::Target): Initialize osabi_.
1071 (Target::do_adjust_elf_header): Make pure virtual.
1072 (Sized_target::do_adjust_elf_header): Declare.
1073 * target.cc (Sized_target::do_adjust_elf_header): New function.
1074 (class Sized_target): Instantiate all versions.
1075 * freebsd.h (class Target_freebsd): Remove.
1076 (Target_selector_freebsd::do_recognize): Call set_osabi on
1078 (Target_selector_freebsd::do_recognize_by_name): Likewise.
1079 (Target_selector_freebsd::set_osabi): Remove.
1080 * i386.cc (class Target_i386): Inherit from Sized_target rather
1081 than Target_freebsd.
1082 * x86_64.cc (class Target_x86_64): Likewise.
1084 2011-06-28 Ian Lance Taylor <iant@google.com>
1086 * target.h (Target::can_check_for_function_pointers): Rewrite.
1088 (Target::can_icf_inline_merge_sections): Likewise.
1089 (Target::section_may_have_icf_unsafe_poineters): Likewise.
1090 (Target::Target_info): Add can_icf_inline_merge_sections field.
1091 (Target::do_can_check_for_function_pointers): New virtual
1093 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
1094 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
1095 from can_check_for_function_pointers, move in file.
1096 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
1097 section_may_have_icf_unsafe_poineters, move in file.
1098 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
1099 * i386.cc (Target_i386::do_can_check_for_function_pointers):
1100 Rename from can_check_for_function_pointers, move in file.
1101 (Target_i386::can_icf_inline_merge_sections): Remove.
1102 (Target_i386::i386_info): Initialize
1103 can_icf_inline_merge_sections.
1104 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1105 Initialize can_icf_inline_merge_sections.
1106 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
1107 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
1108 Rename from can_check_for_function_pointers, move in file.
1109 (Target_x86_64::can_icf_inline_merge_sections): Remove.
1110 (Target_x86_64::x86_64_info): Initialize
1111 can_icf_inline_merge_sections.
1112 * testsuite/testfile.cc (Target_test::test_target_info):
1114 * icf.cc (get_section_contents): Correct formatting.
1116 2011-06-27 Ian Lance Taylor <iant@google.com>
1118 * symtab.cc (Symbol::versioned_name): New function.
1119 (Symbol_table::add_to_final_symtab): Use versioned_name when
1121 (Symbol_table::sized_write_symbol): Likewise.
1122 * symtab.h (class Symbol): Declare versioned_name.
1123 * stringpool.h (class Stringpool_template): Add variant of add
1124 which takes a std::basic_string.
1125 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
1126 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
1127 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
1128 (ver_test_12.o): New target.
1129 * testsuite/Makefile.in: Rebuild.
1131 2011-06-27 Doug Kwan <dougkwan@google.com>
1133 * arm.cc (Arm_relocate_functions::thm_jump8,
1134 Arm_relocate_functions::thm_jump11): Use a wider signed
1135 type to compute offset.
1136 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
1138 * testsuite/Makefile.in: Regenerate.
1139 * testsuite/arm_branch_in_range.sh: Check test results of
1140 arm_thm_jump11 and arm_thm_jump8.
1141 * testsuite/arm_thm_jump11.s: New test source file.
1142 * testsuite/arm_thm_jump11.t: New linker script.
1143 * testsuite/arm_thm_jump8.s: New test source file.
1144 * testsuite/arm_thm_jump8.t: New linker script.
1146 2011-06-24 Ian Lance Taylor <iant@google.com>
1148 * layout.cc: Include "object.h".
1149 (ctors_sections_in_init_array): New static variable.
1150 (Layout::is_ctors_in_init_array): New function.
1151 (Layout::layout): Add entry to ctors_sections_in_init_array if
1153 * layout.h (class Layout): Declare is_ctors_in_init_array.
1154 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1155 is_ctors_reverse_view is set.
1156 (Sized_relobj_file::write_sections): Add layout parameter. Change
1157 all callers. Set is_ctors_reverse_view field of View_size.
1158 (Sized_relobj_file::reverse_words): New function.
1159 * object.h (Sized_relobj_file::View_size): Add
1160 is_ctors_reverse_view field.
1161 (class Sized_relobj_file): Update declarations.
1162 * testsuite/initpri3.c: New test.
1163 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1165 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1166 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1167 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1168 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1169 * testsuite/Makefile.in: Rebuild.
1171 2011-06-24 Cary Coutant <ccoutant@google.com>
1173 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1174 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1175 (debug_msg_cdebug.err): New targets.
1176 * testsuite/Makefile.in: Regenerate.
1177 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1178 Fix checks for link with shared library.
1180 2011-06-24 Doug Kwan <dougkwan@google.com>
1182 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1183 skip empty text sections.
1184 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1186 2011-06-22 Ian Lance Taylor <iant@google.com>
1189 * options.h (class General_options): Add --ctors-in-init-array.
1190 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1191 friends as SHT_PROGBITS for merging sections.
1192 (Layout::layout): Remove special handling of .init_array and
1193 friends. Don't sort if doing relocatable link. Sort for .ctors
1194 and .dtors if ctors_in_init_array.
1195 (Layout::make_output_section): Force correct section types for
1196 .init_array and friends. Don't sort if doing relocatable link,
1197 Don't sort .ctors and .dtors if ctors_in_init_array.
1198 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1199 (Layout::output_section_name): Add relobj parameter. Change all
1200 callers. Handle .ctors. and .dtors. in code rather than table.
1201 Handle .ctors and .dtors if ctors_in_init_array.
1202 (Layout::match_file_name): New function, moved from output.cc.
1203 * layout.h (class Layout): Update declarations.
1204 * output.cc: Include "layout.h".
1205 (Input_section_sort_entry::get_priority): New function.
1206 (Input_section_sort_entry::match_file_name): Just call
1207 Layout::match_file_name.
1208 (Output_section::Input_section_sort_init_fini_compare::operator()):
1209 Handle .ctors and .dtors. Sort by explicit priority rather than
1211 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1212 * testsuite/initpri2.c: New test.
1213 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1214 (check_PROGRAMS): Add initpri2.
1215 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1216 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1217 * configure, testsuite/Makefile.in: Rebuild.
1219 2011-06-19 Ian Lance Taylor <iant@google.com>
1222 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1223 .interp section to a PT_INTERP segment even if we have seen a
1224 --dynamic-linker option. Don't do it if we have seen a PHDRS
1225 clause in a linker script.
1226 (Layout::finalize): Don't create a .interp section if we've
1227 already create a PT_INTERP segment.
1228 (Layout::create_interp): Always call choose_output_section (revert
1229 patch of 2011-06-17). Don't create PT_INTERP segment.
1230 * script-sections.cc
1231 (Script_sections::create_note_and_tls_segments): Add a .interp
1232 section to a PT_INTERP segment even if we have seen a
1233 --dynamic-linker option.
1235 2011-06-18 Ian Lance Taylor <iant@google.com>
1237 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1238 merely because a non-PT_LOAD segment has a dynamic reloc.
1240 2011-06-18 Ian Lance Taylor <iant@google.com>
1242 * layout.cc (Layout::finish_dynamic_section): Don't create
1243 DT_FLAGS entry if not needed.
1245 2011-06-18 Ian Lance Taylor <iant@google.com>
1248 * layout.cc (Layout::layout_eh_frame): Correct handling of
1249 writable .eh_frame section.
1251 2011-06-17 Ian Lance Taylor <iant@google.com>
1254 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1255 symbol is redefined with the exact same object and value.
1257 2011-06-17 Ian Lance Taylor <iant@google.com>
1260 * layout.h (class Layout): Add interp_segment_ field.
1261 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1262 (Layout::attach_allocated_section_to_segment): If making shared
1263 library, put .interp section in PT_INTERP segment.
1264 (Layout::finalize): Also call create_interp if -dynamic-linker
1266 (Layout::create_interp): Assert that there is no PT_INTERP
1267 segment. If not using a SECTIONS clause, use make_output_section.
1268 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1269 * script-sections.cc
1270 (Script_sections::create_note_and_tls_segments): If making shared
1271 library, put .interp section in PT_INTERP segment.
1273 2011-06-17 Ian Lance Taylor <iant@google.com>
1275 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1276 when making a shared library.
1278 2011-06-17 Ian Lance Taylor <iant@google.com>
1280 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1281 parameter. Change all callers. Don't issue warning about PC32
1282 against locally defined symbol.
1284 2011-06-16 Ian Lance Taylor <iant@google.com>
1286 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1287 occurs in same object.
1289 2011-06-14 Alan Modra <amodra@gmail.com>
1291 * po/POTFILES.in: Regenerate.
1293 2011-06-09 Ian Lance Taylor <iant@google.com>
1295 * script-sections.cc
1296 (Orphan_output_section::set_section_addresses): For a relocatable
1297 link set address to 0.
1299 2011-06-09 Cary Coutant <ccoutant@google.com>
1302 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1303 used with --compress-debug-sections.
1304 * gold/object.cc (Sized_relobj_file::do_layout): Report
1305 uncompressed size of compressed input sections.
1307 2011-06-08 Cary Coutant <ccoutant@google.com>
1310 * testsuite/two_file_test_2_v1.cc: Change initialization of
1311 v2 to keep it in .data.
1313 2011-06-07 Cary Coutant <ccoutant@google.com>
1315 * common.cc (Symbol_table::do_allocate_commons_list): Call
1317 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1318 (Errors::fallback): New function.
1319 (gold_fallback): New function.
1320 * errors.h (Errors::fallback): New function.
1321 * gold.cc (gold_exit): Change status parameter to enum; adjust
1323 (queue_initial_tasks): Call gold_fallback.
1324 * gold.h: Include cstdlib.
1325 (Exit_status): New enum type.
1326 (gold_exit): Change status parameter to enum.
1327 (gold_fallback): New function.
1328 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1329 (Layout::create_symtab_sections): Likewise.
1330 (Layout::create_shdrs): Likewise.
1331 * main.cc (main): Adjust call to gold_exit.
1332 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1333 (Output_data_got::add_got_entry_pair): Likewise.
1334 (Output_section::add_input_section): Likewise.
1335 (Output_section::add_output_section_data): Likewise.
1336 (Output_segment::set_section_list_addresses): Likewise.
1337 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1339 2011-06-07 Cary Coutant <ccoutant@google.com>
1341 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1342 for incremental links.
1343 * output.cc (Output_segment::set_section_list_addresses): Remove
1344 FIXME and test for TLS or BSS.
1346 2011-06-07 Cary Coutant <ccoutant@google.com>
1348 * testsuite/Makefile.am: Add incremental_copy_test,
1349 incremental_common_test_1.
1350 * testsuite/Makefile.in: Regenerate.
1351 * testsuite/common_test_1_v1.c: New source file.
1352 * testsuite/common_test_1_v2.c: New source file.
1353 * testsuite/copy_test_v1.cc: New source file.
1355 2011-06-07 Cary Coutant <ccoutant@google.com>
1357 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1358 update, allocate common from bss section's free list.
1359 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1360 linker-defined symbols.
1361 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1362 Skip GOT and PLT entries that are no longer referenced.
1363 (Output_section_incremental_inputs::write_info_blocks): Mark
1364 linker-defined symbols.
1365 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1366 * output.cc (Output_section::allocate): New function.
1367 * output.h (Output_section::allocate): New function.
1368 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1369 linker-defined symbols.
1370 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1371 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1372 (Symbol::init_base_output_data): Likewise.
1373 (Symbol::init_base_output_segment): Likewise.
1374 (Symbol::init_base_constant): Likewise.
1375 (Sized_symbol::init_output_data): Likewise.
1376 (Sized_symbol::init_output_segment): Likewise.
1377 (Sized_symbol::init_constant): Likewise.
1378 (Symbol_table::do_define_in_output_data): Likewise.
1379 (Symbol_table::do_define_in_output_segment): Likewise.
1380 (Symbol_table::do_define_as_constant): Likewise.
1381 * symtab.h (Symbol::is_predefined): New function.
1382 (Symbol::init_base_output_data): Add is_predefined parameter.
1383 (Symbol::init_base_output_segment): Likewise.
1384 (Symbol::init_base_constant): Likewise.
1385 (Symbol::is_predefined_): New data member.
1386 (Sized_symbol::init_output_data): Add is_predefined parameter.
1387 (Sized_symbol::init_output_segment): Likewise.
1388 (Sized_symbol::init_constant): Likewise.
1389 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1391 2011-06-07 Cary Coutant <ccoutant@google.com>
1393 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1394 instead of emit_copy_reloc.
1395 (Copy_relocs::emit_copy_reloc): Refactor.
1396 (Copy_relocs::make_copy_reloc): New function.
1397 (Copy_relocs::add_copy_reloc): Remove.
1398 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1400 (Copy_relocs::make_copy_reloc): New function.
1401 (Copy_relocs::add_copy_reloc): Remove.
1402 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1403 unchanged input files.
1404 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1405 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1406 Reserve BSS space for COPY relocations.
1407 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1408 (Output_section_incremental_inputs::write_info_blocks): Record
1409 whether a symbol is copied from a shared object.
1410 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1411 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1412 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1413 (Incremental_input_entry_reader::get_output_symbol_index): Add
1415 (Incremental_binary::emit_copy_relocs): New function.
1416 (Incremental_binary::do_emit_copy_relocs): New function.
1417 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1419 (Sized_incremental_binary::add_copy_reloc): New function.
1420 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1421 (Sized_incremental_binary::Copy_reloc): New struct.
1422 (Sized_incremental_binary::Copy_relocs): New typedef.
1423 (Sized_incremental_binary::copy_relocs_): New data member.
1424 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1425 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1426 * target.h (Sized_target::emit_copy_reloc): New function.
1427 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1429 2011-06-02 Cary Coutant <ccoutant@google.com>
1432 * gold/archive.cc (Archive::Archive): Initialize new data member.
1433 (Archive::include_all_members): Return if archive has already been
1435 * gold/archive.h (Archive::include_all_members_): New data member.
1437 2011-06-02 Nick Clifton <nickc@redhat.com>
1439 * dynobj.h: Fix spelling mistake in comment.
1440 * output.cc: Likewise.
1442 2011-05-31 Doug Kwan <dougkwan@google.com>
1446 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
1447 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1448 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1449 redundant arm_exidx_test.so.
1450 * testsuite/Makefile.in: Regenerate.
1451 (check_SCRIPTS): Add pr12826.sh
1452 (check_DATA): Add pr12826.stdout
1453 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1454 * testsuite/pr12826.sh: New file.
1455 * testsuite/pr12826_1.s: Ditto.
1456 * testsuite/pr12826_1.s: Ditto.
1458 2011-05-30 Ian Lance Taylor <iant@google.com>
1460 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1463 2011-05-29 Ian Lance Taylor <iant@google.com>
1466 * testsuite/Makefile.am: Use different file name for two_file_test
1467 temporary file for each incremental test.
1468 * testsuite/Makefile.in: Rebuild.
1470 2011-05-29 Ian Lance Taylor <iant@google.com>
1472 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1473 binary input file is empty.
1475 2011-05-27 Ian Lance Taylor <iant@google.com>
1477 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1478 (ver_test_9.so): Likewise.
1479 * testsuite/Makefile.in: Rebuild.
1481 2011-05-26 Cary Coutant <ccoutant@google.com>
1483 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1484 * incremental.cc (Incremental_inputs::report_input_section): Fix
1485 comment, indentation.
1486 (Incremental_inputs::report_comdat_group): New function.
1487 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1488 of data for incremental input file entry.
1489 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1490 group count, COMDAT group signatures.
1491 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1492 an unchanged input file.
1493 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1494 Initialize new data member.
1495 (Incremental_object_entry::add_comdat_group): New function.
1496 (Incremental_object_entry::get_comdat_group_count): New function.
1497 (Incremental_object_entry::get_comdat_signature_key): New function.
1498 (Incremental_object_entry::groups_): New data member.
1499 (Incremental_inputs::report_comdat_group): New function.
1500 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1501 data for incremental input file entry.
1502 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1503 (Incremental_input_entry_reader::get_input_section): Adjust size of
1504 data for incremental input file entry.
1505 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1506 (Incremental_input_entry_reader::get_comdat_group_signature): New
1508 * object.cc (Sized_relobj::include_section_group): Report kept
1509 COMDAT groups for incremental links.
1511 2011-05-24 David Meyer <pdox@google.com>
1513 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1514 with name parameter. Add found_name parameter.
1515 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1516 * dirsearch.h (class Dirsearch): Update declaration.
1518 2011-05-24 Ian Lance Taylor <iant@google.com>
1520 * archive.cc (Library_base::should_include_member): Pull in object
1521 from archive if it defines the entry symbol.
1522 * parameters.cc (Parameters::entry): New function.
1523 * parameters.h (class Parameters): Declare entry.
1524 * output.h (class Output_file_header): Remove entry_ field.
1525 * output.cc (Output_file_header::Output_file_header): Remove entry
1526 parameter. Change all callers.
1527 (Output_file_header::entry): Use parameters->entry.
1528 * gold.cc (queue_middle_tasks): Likewise.
1529 * plugin.cc (Plugin_hook::run): Likewise.
1531 2011-05-24 Cary Coutant <ccoutant@google.com>
1533 * gold.cc (queue_initial_tasks): Pass incremental base filename
1534 to Output_file::open_base_file; don't print error message.
1535 * incremental-dump.cc (main): Adjust call to
1536 Output_file::open_for_modification.
1537 * incremental-dump.cc (main): Likewise.
1538 * incremental.cc (Incremental_inputs::report_command_line):
1539 Ignore --incremental-base option when comparing command lines.
1540 Ignore parameter when given as separate argument.
1541 * options.h (class General_options): Add --incremental-base.
1542 * output.cc (Output_file::Output_file):
1543 (Output_file::open_base_file): Add base_name and writable parameters;
1544 read base file into new file; print error message here.
1545 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1547 * output.h (Output_file::open_for_modification): Rename to...
1548 (Output_file::open_base_file): ...this; add base_name and
1549 writable parameters; adjust all callers.
1550 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1552 * testsuite/Makefile.am (incremental_test_4): Test
1554 * testsuite/Makefile.in: Regenerate.
1556 2011-05-24 Cary Coutant <ccoutant@google.com>
1558 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1560 * testsuite/Makefile.in: Regenerate.
1561 * testsuite/two_file_test_1_v1.cc: New test source file.
1562 * testsuite/two_file_test_1b_v1.cc: New test source file.
1563 * testsuite/two_file_test_2_v1.cc: New test source file.
1565 2011-05-24 Cary Coutant <ccoutant@google.com>
1567 * dynobj.h (Dynobj::do_dynobj): New function.
1568 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1569 flag and soname for shared objects.
1570 * incremental.cc (Incremental_inputs::report_object): Make
1571 either Incremental_object_entry or Incremental_dynobj_entry; add
1572 soname to string table.
1573 (Incremental_inputs::report_input_section): Add assertion.
1574 (Output_section_incremental_inputs::set_final_data_size): Adjust
1575 type of input file entry for shared libraries; adjust size of
1576 shared library info entry.
1577 (Output_section_incremental_inputs::write_input_files): Write
1578 as_needed flag for shared libraries.
1579 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1580 of input file entry for shared libraries; write soname.
1581 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1582 soname from incremental info.
1583 * incremental.h (enum Incremental_input_flags): Add
1584 INCREMENTAL_INPUT_AS_NEEDED.
1585 (Incremental_input_entry::Incremental_input_entry): Initialize new
1587 (Incremental_input_entry::set_as_needed): New function.
1588 (Incremental_input_entry::as_needed): New function.
1589 (Incremental_input_entry::do_dynobj_entry): New function.
1590 (Incremental_input_entry::as_needed_): New data member.
1591 (Incremental_object_entry::Incremental_object_entry): Don't check
1593 (Incremental_object_entry::do_type): Likewise.
1594 (class Incremental_dynobj_entry): New class.
1595 (Incremental_input_entry_reader::as_needed): New function.
1596 (Incremental_input_entry_reader::get_soname): New function.
1597 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1598 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1599 size of shared library info entry.
1600 * layout.cc (Layout::finish_dynamic_section): Don't test for
1601 incremental link when adding DT_NEEDED entries.
1602 * object.h (Object::Object): Initialize new data member.
1603 (Object::dynobj): New function.
1604 (Object::set_as_needed): New function.
1605 (Object::as_needed): New function.
1606 (Object::do_dynobj): New function.
1607 (Object::as_needed_): New data member.
1609 2011-05-24 Cary Coutant <ccoutant@google.com>
1611 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1612 info; adjust display of GOT entries.
1613 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1614 vector of input objects; remove file_status_.
1615 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1616 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1617 got_plt reader; call target hooks to reserve GOT entries.
1618 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1619 of input file info header and GOT info entry.
1620 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1622 (Got_plt_view_info::got_descriptor): Remove.
1623 (Got_plt_view_info::sym_index): New data member.
1624 (Got_plt_view_info::input_index): New data member.
1625 (Local_got_offset_visitor::visit): Write input file index.
1626 (Global_got_offset_visitor::visit): Write 0 for input file index.
1627 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1628 with sym_index and input_index.
1629 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1630 incremental info GOT entry; replace got_descriptor with input_index.
1631 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1632 map from input file index to object.
1633 (Sized_relobj_incr::do_layout): Replace direct data member reference
1634 with accessor function.
1635 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1636 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1637 Adjust size of input file info header.
1638 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1639 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1640 (Incremental_input_entry_reader::get_input_section): Adjust size of
1641 input file info header.
1642 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1643 of incremental info GOT entry.
1644 (Incremental_got_plt_reader::get_got_desc): Remove.
1645 (Incremental_got_plt_reader::get_got_symndx): New function.
1646 (Incremental_got_plt_reader::get_got_input_index): New function.
1647 (Sized_incremental_binary::Sized_incremental_binary): Remove
1648 file_status_; add input_objects_.
1649 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1650 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1651 (Sized_incremental_binary::file_is_unchanged): Remove.
1652 (Sized_incremental_binary::set_input_object): New function.
1653 (Sized_incremental_binary::input_object): New function.
1654 (Sized_incremental_binary::file_status_): Remove.
1655 (Sized_incremental_binary::input_objects_): New data member.
1656 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1658 (Sized_relobj_incr::invalid_address): Move to base class.
1659 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1661 (Sized_relobj_incr::do_output_section_offset): Likewise.
1662 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1663 (Sized_relobj_incr::section_offsets_): Likewise.
1664 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1666 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1667 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1668 with accessor function.
1669 (Sized_relobj_file::do_layout): Likewise.
1670 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1671 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1672 (Sized_relobj_file::compute_final_local_value): Replace refs to
1673 section_offsets_ with accessor function.
1674 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1675 * object.h (Relobj::Relobj): Initialize new data members.
1676 (Relobj::add_dyn_reloc): New function.
1677 (Relobj::first_dyn_reloc): New function.
1678 (Relobj::dyn_reloc_count): New function.
1679 (Relobj::first_dyn_reloc_): New data member.
1680 (Relobj::dyn_reloc_count_): New data member.
1681 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1683 (Sized_relobj::Address): New typedef.
1684 (Sized_relobj::invalid_address): Move here from child class.
1685 (Sized_relobj::Sized_relobj): Initialize new data members.
1686 (Sized_relobj::sized_relobj): New function.
1687 (Sized_relobj::is_output_section_offset_invalid): Move here from
1689 (Sized_relobj::get_output_section_offset): Likewise.
1690 (Sized_relobj::local_has_got_offset): Likewise.
1691 (Sized_relobj::local_got_offset): Likewise.
1692 (Sized_relobj::set_local_got_offset): Likewise.
1693 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1694 (Sized_relobj::clear_got_offsets): New function.
1695 (Sized_relobj::section_offsets): Move here from child class.
1696 (Sized_relobj::do_output_section_offset): Likewise.
1697 (Sized_relobj::do_set_section_offset): Likewise.
1698 (Sized_relobj::Local_got_offsets): Likewise.
1699 (Sized_relobj::local_got_offsets_): Likewise.
1700 (Sized_relobj::section_offsets_): Likewise.
1701 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1703 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1705 (Sized_relobj_file::sized_relobj): New function
1706 (Sized_relobj_file::local_has_got_offset): Move to base class.
1707 (Sized_relobj_file::local_got_offset): Likewise.
1708 (Sized_relobj_file::set_local_got_offset): Likewise.
1709 (Sized_relobj_file::get_output_section_offset): Likewise.
1710 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1711 (Sized_relobj_file::do_output_section_offset): Likewise.
1712 (Sized_relobj_file::do_set_section_offset): Likewise.
1713 (Sized_relobj_file::Local_got_offsets): Likewise.
1714 (Sized_relobj_file::local_got_offsets_): Likewise.
1715 (Sized_relobj_file::section_offsets_): Likewise.
1716 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1718 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1719 (Output_reloc::get_symbol_index): Likewise.
1720 (Output_reloc::local_section_offset): Likewise.
1721 (Output_reloc::get_address): Likewise.
1722 (Output_reloc::symbol_value): Likewise.
1723 (Output_data_got::reserve_slot): Move to class definition.
1724 (Output_data_got::reserve_local): New function.
1725 (Output_data_got::reserve_slot_for_global): Remove.
1726 (Output_data_got::reserve_global): New function.
1727 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1728 (all constructors, two instantiations).
1729 (Output_reloc::get_relobj): New function (two instantiations).
1730 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1731 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1732 (Output_data_reloc::add_global): Adjust type of relobj.
1733 (Output_data_reloc::add_global_relative): Likewise.
1734 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1735 (Output_data_reloc::add_local): Likewise.
1736 (Output_data_reloc::add_local_relative): Likewise.
1737 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1738 (Output_data_reloc::add_local_section): Likewise.
1739 (Output_data_reloc::add_output_section): Likewise.
1740 (Output_data_reloc::add_absolute): Likewise.
1741 (Output_data_reloc::add_target_specific): Likewise.
1742 (Output_data_got::reserve_slot): Move definition here.
1743 (Output_data_got::reserve_local): New function.
1744 (Output_data_got::reserve_global): New function.
1745 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1746 section_offsets_ with accessor function.
1747 (Sized_relobj_file::write_sections): Likewise.
1748 (Sized_relobj_file::do_relocate_sections): Likewise.
1749 * target.h (Sized_target::reserve_local_got_entry): New function.
1750 (Sized_target::reserve_global_got_entry): New function.
1751 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1752 (Target_x86_64::reserve_global_got_entry): New function.
1753 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1755 2011-05-23 Cary Coutant <ccoutant@google.com>
1757 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1758 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1759 bit when checking got_type.
1760 * incremental.cc (Sized_incremental_binary::setup_readers):
1761 Store symbol table and string table locations; initialize bit vector
1762 of file status flags.
1763 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1765 (Sized_incremental_binary::do_process_got_plt): New function.
1766 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1767 (Output_section_incremental_inputs::set_final_data_size): Record
1768 file index for each input file.
1769 (Output_section_incremental_inputs::write_got_plt): Store file index
1770 instead of input entry offset for each GOT entry.
1772 (Incremental_input_entry::Incremental_input_entry): Initialize new
1774 (Incremental_input_entry::set_offset): Store file index.
1775 (Incremental_input_entry::get_file_index): New function.
1776 (Incremental_input_entry::file_index_): New data member.
1777 (Incremental_binary::process_got_plt): New function.
1778 (Incremental_binary::do_process_got_plt): New function.
1779 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1781 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1782 (Sized_incremental_binary::set_file_is_unchanged): New function.
1783 (Sized_incremental_binary::file_is_unchanged): New function.
1784 (Sized_incremental_binary::do_process_got_plt): New function.
1785 (Sized_incremental_binary::file_status_): New data member.
1786 (Sized_incremental_binary::main_symtab_loc_): New data member.
1787 (Sized_incremental_binary::main_strtab_loc_): New data member.
1788 * output.cc (Output_data_got::Got_entry::write): Add case
1790 (Output_data_got::add_global): Call add_got_entry.
1791 (Output_data_got::add_global_plt): Likewise.
1792 (Output_data_got::add_global_with_rel): Likewise.
1793 (Output_data_got::add_global_with_rela): Likewise.
1794 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1795 (Output_data_got::add_global_pair_with_rela): Likewise.
1796 (Output_data_got::add_local): Call add_got_entry.
1797 (Output_data_got::add_local_plt): Likewise.
1798 (Output_data_got::add_local_with_rel): Likewise.
1799 (Output_data_got::add_local_with_rela): Likewise.
1800 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1801 (Output_data_got::add_local_pair_with_rela): Likewise.
1802 (Output_data_got::reserve_slot): New function.
1803 (Output_data_got::reserve_slot_for_global): New function.
1804 (Output_data_got::add_got_entry): New function.
1805 (Output_data_got::add_got_entry_pair): New function.
1806 (Output_section::add_output_section_data): Edit FIXME.
1808 (Output_section_data_build::Output_section_data_build): New
1809 constructor with size parameter.
1810 (Output_data_space::Output_data_space): Likewise.
1811 (Output_data_got::Output_data_got): Initialize new data member; new
1812 constructor with size parameter.
1813 (Output_data_got::add_constant): Call add_got_entry.
1814 (Output_data_got::reserve_slot): New function.
1815 (Output_data_got::reserve_slot_for_global): New function.
1816 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1817 (Output_data_got::add_got_entry): New function.
1818 (Output_data_got::add_got_entry_pair): New function.
1819 (Output_data_got::free_list_): New data member.
1820 * target.h (Sized_target::init_got_plt_for_update): New function.
1821 (Sized_target::register_global_plt_entry): New function.
1822 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1823 Initialize new data member; call init; add constructor with PLT count.
1824 (Output_data_plt_x86_64::init): New function.
1825 (Output_data_plt_x86_64::add_relocation): New function.
1826 (Output_data_plt_x86_64::reserve_slot): New function.
1827 (Output_data_plt_x86_64::free_list_): New data member.
1828 (Target_x86_64::init_got_plt_for_update): New function.
1829 (Target_x86_64::register_global_plt_entry): New function.
1830 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1831 incremental updates.
1832 (Output_data_plt_x86_64::add_relocation): New function.
1833 * testsuite/object_unittest.cc (Object_test): Set default options.
1835 2011-05-16 Ian Lance Taylor <iant@google.com>
1837 * options.h (class General_options): Make -i a synonym for -r.
1839 2011-05-16 Ian Lance Taylor <iant@google.com>
1841 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1843 2011-05-10 Cary Coutant <ccoutant@google.com>
1845 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1848 2011-05-06 Ian Lance Taylor <iant@google.com>
1850 * layout.cc (Layout::layout): If the output section flags change,
1851 update the ordering.
1853 2011-04-25 Cary Coutant <ccoutant@google.com>
1855 * incremental-dump.cc (dump_incremental_inputs): Print local
1856 symbol info for each input file.
1858 (Output_section_incremental_inputs::set_final_data_size): Add local
1859 symbol info to input file entries in incremental info.
1860 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1861 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1862 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1863 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1865 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1866 (Sized_incr_relobj::do_relocate): Write the local symbols.
1867 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1868 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1869 Adjust size of input file header.
1870 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1871 (Incremental_inputs_reader::get_local_symbol_count): New function.
1872 (Incremental_inputs_reader::get_input_section): Adjust size of input
1874 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1875 (Sized_incr_relobj::This): New typedef.
1876 (Sized_incr_relobj::sym_size): New const data member.
1877 (Sized_incr_relobj::Local_symbol): New struct.
1878 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1879 (Sized_incr_relobj::do_local_symbol_offset): New function.
1880 (Sized_incr_relobj::local_symbol_count_): New data member.
1881 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1882 (Sized_incr_relobj::local_symbol_index_): New data member.
1883 (Sized_incr_relobj::local_symbol_offset_): New data member.
1884 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1885 (Sized_incr_relobj::local_symbols_): New data member.
1886 * object.h (Relobj::output_local_symbol_count): New function.
1887 (Relobj::local_symbol_offset): New function.
1888 (Relobj::do_output_local_symbol_count): New function.
1889 (Relobj::do_local_symbol_offset): New function.
1890 (Sized_relobj::do_output_local_symbol_count): New function.
1891 (Sized_relobj::do_local_symbol_offset): New function.
1893 2011-04-22 Vladimir Simonov <sv@sw.ru>
1895 * descriptors.cc (set_close_on_exec): New function.
1896 (Descriptors::open): Use set_close_on_exec.
1897 * output.cc (S_ISLNK): Define if not defined.
1899 2011-04-22 Cary Coutant <ccoutant@google.com>
1901 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1903 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1904 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1905 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1907 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1908 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1909 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1911 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1913 (Incremental_binary::apply_incremental_relocs): New function.
1914 (Incremental_binary::do_apply_incremental_relocs): New function.
1915 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1917 (Sized_incremental_binary::add_global_symbol): New function.
1918 (Sized_incremental_binary::global_symbol): New function.
1919 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1920 (Sized_incremental_binary::symbol_map_): New data member.
1921 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1922 * target.h (Sized_target::apply_relocation): New function.
1923 * target-reloc.h (apply_relocation): New function.
1924 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1926 2011-04-22 Doug Kwan <dougkwan@google.com>
1928 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1929 flag of a SHT_ARM_EXIDX section.
1930 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1931 * testsuite/Makefile.in: Regenerate.
1932 * testsuite/arm_exidx_test.s: New file.
1933 * testsuite/arm_exidx_test.sh: Same.
1935 2011-04-20 Cary Coutant <ccoutant@google.com>
1938 * archive.h (Incremental_archive_entry::Archive_member):
1939 Initialize arg_serial_ (second constructor).
1941 2011-04-17 Ian Lance Taylor <iant@google.com>
1943 * object.cc (Relocate_info::location): Simplify location string.
1944 * errors.cc (Errors::error_at_location): Don't print program
1946 (Errors::warning_at_location): Likewise.
1947 (Errors::undefined_symbol): Likewise.
1948 * testsuite/debug_msg.sh: Update accordingly.
1950 2011-04-14 Cary Coutant <ccoutant@google.com>
1952 * gold/layout.cc (Layout::symtab_section_offset): New function.
1953 * gold/layout.h (Layout::symtab_section_offset): New function.
1954 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1956 2011-04-12 Ian Lance Taylor <iant@google.com>
1958 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1959 with MREMAP_MAYMOVE.
1960 * output.h (class Output_file): Add map_is_allocated_ field.
1961 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1962 not available, provide stubs. If mremap is not available, #define
1964 (MREMAP_MAYMOVE): Define if not defined.
1965 (Output_file::Output_file): Initialize map_is_allocated_.
1966 (Output_file::resize): Check map_is_allocated_.
1967 (Output_file::map_anonymous): If mmap fails, use malloc.
1968 (Output_file::unmap): Don't do anything for an anonymous map.
1969 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1970 is not available, provide stubs.
1971 (File_read::View::~View): Use free rather than delete[].
1972 (File_read::make_view): Use malloc rather than new[]. If mmap
1974 (File_read::find_or_make_view): Use malloc rather than new[].
1975 * gold.h: Remove HAVE_REMAP code.
1976 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1977 exists. Rename mremap to gold_mremap. If mmap is not available
1979 * configure, config.in: Rebuild.
1981 2011-04-11 Ian Lance Taylor <iant@google.com>
1983 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1984 initialize local variable v.
1986 2011-04-11 Cary Coutant <ccoutant@google.com>
1988 * archive.cc (Archive::include_member): Adjust call to
1990 (Add_archive_symbols::run): Track argument serial numbers.
1991 (Lib_group::include_member): Likewise.
1992 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1993 * archive.h (Incremental_archive_entry::Archive_member):
1994 Initialize arg_serial_.
1995 (Archive_member::arg_serial_): New data member.
1996 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1997 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1999 (Sized_dynobj::do_for_all_local_got_entries): New function.
2000 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
2002 * fileread.cc (get_mtime): New function.
2003 * fileread.h (get_mtime): New function.
2004 * gold.cc (queue_initial_tasks): Check for incremental update.
2005 (process_incremental_input): New function.
2006 (queue_middle_tasks): Don't force valid target for incremental
2008 * incremental-dump.cc (find_input_containing_global): Adjust
2009 size of symbol info entry.
2010 (dump_incremental_inputs): Dump argument serial number and
2011 in_system_directory flag; bias shndx by 1; print symbol names
2012 when dumping per-file symbol lists; use new symbol info readers.
2014 (Output_section_incremental_inputs:update_data_size): New function.
2015 (Sized_incremental_binary::setup_readers): Setup input readers
2016 for each input file; build maps for files added from libraries
2018 (Sized_incremental_binary::check_input_args): New function.
2019 (Sized_incremental_binary::do_check_inputs): Build map of argument
2020 serial numbers to input arguments.
2021 (Sized_incremental_binary::do_file_has_changed): Rename
2022 do_file_is_unchanged to this; compare file modification times.
2023 (Sized_incremental_binary::do_init_layout): New function.
2024 (Sized_incremental_binary::do_reserve_layout): New function.
2025 (Sized_incremental_binary::do_get_input_reader): Remove.
2026 (Sized_incremental_binary::get_symtab_view): New function.
2027 (Incremental_checker::can_incrementally_link_output_file): Remove.
2028 (Incremental_inputs::report_command_line): Exclude --debug options.
2029 (Incremental_inputs::report_archive_begin): Add parameter; track
2030 argument serial numbers; don't put input file entry for archive
2031 before archive members.
2032 (Incremental_inputs::report_archive_end): Put input file entry
2033 for archive after archive members.
2034 (Incremental_inputs::report_object): Add parameter; track argument
2035 serial numbers and in_system_directory flag.
2036 (Incremental_inputs::report_script): Add parameter; track argument
2038 (Output_section_incremental_inputs::set_final_data_size): Adjust
2039 size of symbol info entry; check for forwarding symbols.
2040 (Output_section_incremental_inputs::write_input_files): Write
2041 in_system_directory flag and argument serial number.
2042 (Output_section_incremental_inputs::write_info_blocks): Map section
2043 indices between incremental info and original input file; store
2044 input section index for each symbol.
2045 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
2046 change operator() to visit().
2047 (class Global_got_offset_visitor): Likewise.
2048 (class Global_symbol_visitor_got_plt):
2049 (Output_section_incremental_inputs::write_got_plt): Use new visitor
2051 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
2052 (Sized_incr_relobj::do_read_symbols): New function.
2053 (Sized_incr_relobj::do_layout): New function.
2054 (Sized_incr_relobj::do_layout_deferred_sections): New function.
2055 (Sized_incr_relobj::do_add_symbols): New function.
2056 (Sized_incr_relobj::do_should_include_member): New function.
2057 (Sized_incr_relobj::do_for_all_global_symbols): New function.
2058 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
2059 (Sized_incr_relobj::do_section_size): New function.
2060 (Sized_incr_relobj::do_section_name): New function.
2061 (Sized_incr_relobj::do_section_contents): New function.
2062 (Sized_incr_relobj::do_section_flags): New function.
2063 (Sized_incr_relobj::do_section_entsize): New function.
2064 (Sized_incr_relobj::do_section_address): New function.
2065 (Sized_incr_relobj::do_section_type): New function.
2066 (Sized_incr_relobj::do_section_link): New function.
2067 (Sized_incr_relobj::do_section_info): New function.
2068 (Sized_incr_relobj::do_section_addralign): New function.
2069 (Sized_incr_relobj::do_initialize_xindex): New function.
2070 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
2071 (Sized_incr_relobj::do_read_relocs): New function.
2072 (Sized_incr_relobj::do_gc_process_relocs): New function.
2073 (Sized_incr_relobj::do_scan_relocs): New function.
2074 (Sized_incr_relobj::do_count_local_symbols): New function.
2075 (Sized_incr_relobj::do_finalize_local_symbols): New function.
2076 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
2077 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
2078 (Sized_incr_relobj::do_relocate): New function.
2079 (Sized_incr_relobj::do_set_section_offset): New function.
2080 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
2081 (Sized_incr_dynobj::do_read_symbols): New function.
2082 (Sized_incr_dynobj::do_layout): New function.
2083 (Sized_incr_dynobj::do_add_symbols): New function.
2084 (Sized_incr_dynobj::do_should_include_member): New function.
2085 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
2086 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
2087 (Sized_incr_dynobj::do_section_size): New function.
2088 (Sized_incr_dynobj::do_section_name): New function.
2089 (Sized_incr_dynobj::do_section_contents): New function.
2090 (Sized_incr_dynobj::do_section_flags): New function.
2091 (Sized_incr_dynobj::do_section_entsize): New function.
2092 (Sized_incr_dynobj::do_section_address): New function.
2093 (Sized_incr_dynobj::do_section_type): New function.
2094 (Sized_incr_dynobj::do_section_link): New function.
2095 (Sized_incr_dynobj::do_section_info): New function.
2096 (Sized_incr_dynobj::do_section_addralign): New function.
2097 (Sized_incr_dynobj::do_initialize_xindex): New function.
2098 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
2099 (make_sized_incremental_object): New function.
2100 (Incremental_library::copy_unused_symbols): New function.
2101 (Incremental_library::do_for_all_unused_symbols): New function.
2102 * incremental.h (enum Incremental_input_flags): New type.
2103 (class Incremental_checker): Remove.
2104 (Incremental_input_entry::Incremental_input_entry): Add argument
2106 (Incremental_input_entry::arg_serial): New function.
2107 (Incremental_input_entry::set_is_in_system_directory): New function.
2108 (Incremental_input_entry::is_in_system_directory): New function.
2109 (Incremental_input_entry::arg_serial_): New data member.
2110 (Incremental_input_entry::is_in_system_directory_): New data member.
2111 (class Script_info): Move here from script.h.
2112 (Script_info::Script_info): Add filename parameter.
2113 (Script_info::filename): New function.
2114 (Script_info::filename_): New data member.
2115 (Incremental_script_entry::Incremental_script_entry): Add argument
2117 (Incremental_object_entry::Incremental_object_entry): Likewise.
2118 (Incremental_object_entry::add_input_section): Build list of input
2119 sections with map to original shndx.
2120 (Incremental_object_entry::get_input_section_index): New function.
2121 (Incremental_object_entry::shndx_): New data member.
2122 (Incremental_object_entry::name_key_): Rename; adjust all refs.
2123 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
2124 (Incremental_archive_entry::Incremental_archive_entry): Add argument
2126 (Incremental_inputs::report_archive_begin): Likewise.
2127 (Incremental_inputs::report_object): Likewise.
2128 (Incremental_inputs::report_script): Likewise.
2129 (class Incremental_global_symbol_reader): New class.
2130 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
2131 and store flags and input file type.
2132 (Incremental_input_entry_reader::arg_serial): New function.
2133 (Incremental_input_entry_reader::type): Extract type from flags.
2134 (Incremental_input_entry_reader::is_in_system_directory): New function.
2135 (Incremental_input_entry_reader::get_input_section_count): Call
2136 accessor function for type.
2137 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
2138 function for type; adjust size of global symbol entry.
2139 (Incremental_input_entry_reader::get_global_symbol_count): Call
2140 accessor function for type.
2141 (Incremental_input_entry_reader::get_object_count): Likewise.
2142 (Incremental_input_entry_reader::get_object_offset): Likewise.
2143 (Incremental_input_entry_reader::get_member_count): Likewise.
2144 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
2145 (Incremental_input_entry_reader::get_member_offset): Likewise.
2146 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
2147 (Incremental_input_entry_reader::Global_symbol_info): Remove.
2148 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
2149 (Incremental_input_entry_reader::get_global_symbol_reader): New
2151 (Incremental_input_entry_reader::get_output_symbol_index): New
2153 (Incremental_input_entry_reader::type_): Remove.
2154 (Incremental_input_entry_reader::flags_): New data member.
2155 (Incremental_inputs_reader::input_file_offset): New function.
2156 (Incremental_inputs_reader::input_file_index): New function.
2157 (Incremental_inputs_reader::input_file): Call input_file_offset.
2158 (Incremental_inputs_reader::input_file_at_offset): New function.
2159 (Incremental_relocs_reader::get_r_type): Reformat.
2160 (Incremental_relocs_reader::get_r_shndx): Reformat.
2161 (Incremental_relocs_reader::get_r_offset): Reformat.
2162 (Incremental_relocs_reader::data): New function.
2163 (Incremental_binary::Incremental_binary): Initialize new data members.
2164 (Incremental_binary::check_inputs): Add cmdline parameter.
2165 (Incremental_binary::file_is_unchanged): Remove.
2166 (Input_reader::arg_serial): New function.
2167 (Input_reader::get_unused_symbol_count): New function.
2168 (Input_reader::get_unused_symbol): New function.
2169 (Input_reader::do_arg_serial): New function.
2170 (Input_reader::do_get_unused_symbol_count): New function.
2171 (Input_reader::do_get_unused_symbol): New function.
2172 (Incremental_binary::input_file_count): New function.
2173 (Incremental_binary::get_input_reader): Change signature to use
2174 index instead of filename.
2175 (Incremental_binary::file_has_changed): New function.
2176 (Incremental_binary::get_input_argument): New function.
2177 (Incremental_binary::get_library): New function.
2178 (Incremental_binary::get_script_info): New function.
2179 (Incremental_binary::init_layout): New function.
2180 (Incremental_binary::reserve_layout): New function.
2181 (Incremental_binary::output_file): New function.
2182 (Incremental_binary::do_check_inputs): New function.
2183 (Incremental_binary::do_file_is_unchanged): Remove.
2184 (Incremental_binary::do_file_has_changed): New function.
2185 (Incremental_binary::do_init_layout): New function.
2186 (Incremental_binary::do_reserve_layout): New function.
2187 (Incremental_binary::do_input_file_count): New function.
2188 (Incremental_binary::do_get_input_reader): Change signature.
2189 (Incremental_binary::input_args_map_): New data member.
2190 (Incremental_binary::library_map_): New data member.
2191 (Incremental_binary::script_map_): New data member.
2192 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2194 (Sized_incremental_binary::output_section): New function.
2195 (Sized_incremental_binary::inputs_reader): Add const.
2196 (Sized_incremental_binary::symtab_reader): Add const.
2197 (Sized_incremental_binary::relocs_reader): Add const.
2198 (Sized_incremental_binary::got_plt_reader): Add const.
2199 (Sized_incremental_binary::get_symtab_view): New function.
2200 (Sized_incremental_binary::Inputs_reader): New typedef.
2201 (Sized_incremental_binary::Input_entry_reader): New typedef.
2202 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2203 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2204 (Sized_incremental_binary::do_file_has_changed): New function.
2205 (Sized_incremental_binary::do_init_layout): New function.
2206 (Sized_incremental_binary::do_reserve_layout): New function.
2207 (Sized_input_reader::Inputs_reader): Remove.
2208 (Sized_input_reader::Input_entry_reader): Remove.
2209 (Sized_input_reader::do_arg_serial): New function.
2210 (Sized_input_reader::do_get_unused_symbol_count): New function.
2211 (Sized_input_reader::do_get_unused_symbol): New function.
2212 (Sized_incremental_binary::do_input_file_count): New function.
2213 (Sized_incremental_binary::do_get_input_reader): Change signature;
2214 use index instead of filename.
2215 (Sized_incremental_binary::section_map_): New data member.
2216 (Sized_incremental_binary::input_entry_readers_): New data member.
2217 (class Sized_incr_relobj): New class.
2218 (class Sized_incr_dynobj): New class.
2219 (make_sized_incremental_object): New function.
2220 (class Incremental_library): New class.
2221 * layout.cc (Free_list::num_lists): New static data member.
2222 (Free_list::num_nodes): New static data member.
2223 (Free_list::num_removes): New static data member.
2224 (Free_list::num_remove_visits): New static data member.
2225 (Free_list::num_allocates): New static data member.
2226 (Free_list::num_allocate_visits): New static data member.
2227 (Free_list::init): New function.
2228 (Free_list::remove): New function.
2229 (Free_list::allocate): New function.
2230 (Free_list::dump): New function.
2231 (Free_list::print_stats): New function.
2232 (Layout_task_runner::run): Resize output file for incremental updates.
2233 (Layout::Layout): Initialize new data members.
2234 (Layout::set_incremental_base): New function.
2235 (Layout::init_fixed_output_section): New function.
2236 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2237 incremental updates.
2238 (Layout::create_gold_note): Do not create gold note section for
2239 incremental updates.
2240 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2241 for incremental updates.
2242 (Layout::set_section_offsets): For incremental updates, allocate space
2244 (Layout::create_symtab_sections): Layout with offsets relative to
2245 start of section; for incremental updates, allocate space from free
2247 (Layout::create_shdrs): For incremental updates, allocate space from
2249 (Layout::finish_dynamic_section): For incremental updates, do not
2250 check --as-needed (fixed in subsequent patch).
2251 * layout.h (class Free_list): New class.
2252 (Layout::set_incremental_base): New function.
2253 (Layout::incremental_base): New function.
2254 (Layout::init_fixed_output_section): New function.
2255 (Layout::allocate): New function.
2256 (Layout::incremental_base_): New data member.
2257 (Layout::free_list_): New data member.
2258 * main.cc (main): Print Free_list statistics.
2259 * object.cc (Relobj::finalize_incremental_relocs): Add
2260 clear_counts parameter; clear counts only when clear_counts is set.
2261 (Sized_relobj::Sized_relobj): Initialize new base class.
2262 (Sized_relobj::do_layout): Don't report special sections.
2263 (Sized_relobj::do_for_all_local_got_entries): New function.
2264 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2265 symtab_off to all symbol table offsets.
2266 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2267 * object.h (class Got_offset_list): Move to top of file.
2268 (Object::Object): Allow case where input_file == NULL.
2269 (Object::~Object): Likewise.
2270 (Object::input_file): Assert that input_file != NULL.
2271 (Object::lock): Allow case where input_file == NULL.
2272 (Object::unlock): Likewise.
2273 (Object::is_locked): Likewise.
2274 (Object::token): Likewise.
2275 (Object::release): Likewise.
2276 (Object::is_incremental): New function.
2277 (Object::get_mtime): New function.
2278 (Object::for_all_local_got_entries): New function.
2279 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2280 (Object::set_is_in_system_directory): New function.
2281 (Object::is_in_system_directory): New function.
2282 (Object::do_is_incremental): New function.
2283 (Object::do_get_mtime): New function.
2284 (Object::do_for_all_local_got_entries): New function.
2285 (Object::is_in_system_directory_): New data member.
2286 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2287 (class Sized_relobj_base): New class.
2288 (class Sized_relobj): Derive from Sized_relobj_base.
2289 (class Sized_relobj::Symbols): Redeclare from base class.
2290 (class Sized_relobj::local_got_offset_list): Remove.
2291 (class Sized_relobj::Output_sections): Redeclare from base class.
2292 (class Sized_relobj::do_for_all_local_got_entries): New function.
2293 (class Sized_relobj::write_local_symbols): Add offset parameter.
2294 (class Sized_relobj::local_symbol_offset_): Update comment.
2295 (class Sized_relobj::local_dynsym_offset_): Update comment.
2296 * options.cc (Input_arguments::add_file): Remove const.
2297 * options.h (Input_file_argument::Input_file_argument):
2298 Initialize arg_serial_ (all constructors).
2299 (Input_file_argument::set_arg_serial): New function.
2300 (Input_file_argument::arg_serial): New function.
2301 (Input_file_argument::arg_serial_): New data member.
2302 (Input_arguments::Input_arguments): Initialize file_count_.
2303 (Input_arguments::add_file): Remove const.
2304 (Input_arguments::number_of_input_files): New function.
2305 (Input_arguments::file_count_): New data member.
2306 (Command_line::number_of_input_files): Call
2307 Input_arguments::number_of_input_files.
2308 * output.cc (Output_segment_headers::Output_segment_headers):
2310 (Output_section::Input_section::current_data_size): New function.
2311 (Output_section::Output_section): Initialize new data members.
2312 (Output_section::add_input_section): Don't do merge sections for
2313 an incremental link; allocate space from free list for an
2315 (Output_section::add_output_section_data): Allocate space from
2316 free list for an incremental update.
2317 (Output_section::update_data_size): New function.
2318 (Output_section::set_fixed_layout): New function.
2319 (Output_section::reserve): New function.
2320 (Output_segment::set_section_addresses): Remove const.
2321 (Output_segment::set_section_list_addresses): Remove const; allocate
2322 space from free list for an incremental update.
2323 (Output_segment::set_offset): Adjust size of RELRO segment for an
2325 * output.h (Output_data::current_data_size): Move here from
2327 (Output_data::pre_finalize_data_size): New function.
2328 (Output_data::update_data_size): New function.
2329 (Output_section_headers::update_data_size): new function.
2330 (Output_section_data_build::current_data_size): Move to Output_data.
2331 (Output_data_strtab::update_data_size): New function.
2332 (Output_section::current_data_size): Move to Output_data.
2333 (Output_section::set_fixed_layout): New function.
2334 (Output_section::has_fixed_layout): New function.
2335 (Output_section::reserve): New function.
2336 (Output_section::update_data_size): New function.
2337 (Output_section::has_fixed_layout_): New data member.
2338 (Output_section::free_list_): New data member.
2339 (Output_segment::set_section_addresses): Remove const.
2340 (Output_segment::set_section_list_addresses): Remove const.
2341 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2343 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2345 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2346 parameter when calling Add_symbols constructor; store argument
2347 serial number for members of a lib group.
2348 (Add_symbols::locks): Allow case where token == NULL.
2349 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2350 (Read_member::~Read_member): New function.
2351 (Read_member::is_runnable): New function.
2352 (Read_member::locks): New function.
2353 (Read_member::run): New function.
2354 (Check_script::~Check_script): New function.
2355 (Check_script::is_runnable): New function.
2356 (Check_script::locks): New function.
2357 (Check_script::run): New function.
2358 (Check_library::~Check_library): New function.
2359 (Check_library::is_runnable): New function.
2360 (Check_library::locks): New function.
2361 (Check_library::run): New function.
2362 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2363 (Add_symbols::library_): New data member.
2364 (class Read_member): New class.
2365 (class Check_script): New class.
2366 (class Check_library): New class.
2367 * reloc.cc (Read_relocs::is_runnable): Allow case where
2369 (Read_relocs::locks): Likewise.
2370 (Scan_relocs::locks): Likewise.
2371 (Relocate_task::locks): Likewise.
2372 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2374 (Sized_relobj::incremental_relocs_scan): Fix comment.
2375 (Sized_relobj::do_relocate): Pass output file offset to
2376 write_local_symbols.
2377 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2378 from class declaration.
2379 * script.cc (read_input_script): Allocate Script_info; pass
2380 argument serial number to report_script.
2381 * script.h (class Script_info): Move to incremental.h.
2382 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2383 * symtab.h (Symbol_table::add_from_incrobj): New function.
2384 (Symbol_table::set_file_offset): New function.
2386 2011-04-05 Cary Coutant <ccoutant@google.com>
2388 * incremental-dump.cc (dump_incremental_inputs): Change signature
2389 to take a Sized_incremental_binary; change caller. Use readers
2390 in Sized_incremental_binary.
2392 (Sized_incremental_binary::find_incremental_inputs_sections):
2393 Rename do_find_incremental_inputs_sections to this.
2394 (Sized_incremental_binary::setup_readers): New function.
2395 (Sized_incremental_binary::do_check_inputs): Check
2396 has_incremental_info_ flag; move setup code to setup_readers;
2398 (Sized_incremental_binary::do_file_is_unchanged): New function.
2399 (Sized_incremental_binary::do_get_input_reader): New function.
2400 * incremental.h (class Incremental_binary): Move to end of file.
2401 (Incremental_binary::file_is_unchanged): New function.
2402 (Incremental_binary::do_file_is_unchanged): New function.
2403 (Incremental_binary::Input_reader): New class.
2404 (Incremental_binary::get_input_reader): New function.
2405 (class Sized_incremental_binary): Move to end of file.
2406 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2407 input section reader classes.
2408 (Sized_incremental_binary::has_incremental_info): New function.
2409 (Sized_incremental_binary::inputs_reader): New function.
2410 (Sized_incremental_binary::symtab_reader): New function.
2411 (Sized_incremental_binary::relocs_reader): New function.
2412 (Sized_incremental_binary::got_plt_reader): New function.
2413 (Sized_incremental_binary::do_file_is_unchanged): New function.
2414 (Sized_incremental_binary::Sized_input_reader): New class.
2415 (Sized_incremental_binary::get_input_reader): New function.
2416 (Sized_incremental_binary::find_incremental_inputs_sections):
2417 Rename do_find_incremental_inputs_sections to this.
2418 (Sized_incremental_binary::setup_readers): New function.
2419 (Sized_incremental_binary::has_incremental_info_): New data member.
2420 (Sized_incremental_binary::inputs_reader_): New data member.
2421 (Sized_incremental_binary::symtab_reader_): New data member.
2422 (Sized_incremental_binary::relocs_reader_): New data member.
2423 (Sized_incremental_binary::got_plt_reader_): New data member.
2424 (Sized_incremental_binary::current_input_file_): New data member.
2426 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2429 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2432 2011-03-30 Cary Coutant <ccoutant@google.com>
2434 * archive.cc (Archive::include_member): Adjust call to report_object.
2435 (Add_archive_symbols::run): Add script_info to call to
2436 report_archive_begin.
2437 (Lib_group::include_member): Adjust call to report_object.
2438 (Add_lib_group_symbols::run): Adjust call to report_object.
2439 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2440 blocks. Add object count for script input files.
2441 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2442 script_info parameter; change all callers.
2443 (Incremental_inputs::report_object): Add script_info parameter;
2445 (Incremental_inputs::report_script): Store backpointer to
2446 incremental info entry.
2447 (Output_section_incremental_inputs::set_final_data_size): Record
2448 additional information for scripts.
2449 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2450 * incremental.h (Incremental_script_entry::add_object): New function.
2451 (Incremental_script_entry::get_object_count): New function.
2452 (Incremental_script_entry::get_object): New function.
2453 (Incremental_script_entry::objects_): New data member; adjust
2455 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2456 (Incremental_inputs::report_object): Add script_info parameter.
2457 (Incremental_inputs_reader::get_object_count): New function.
2458 (Incremental_inputs_reader::get_object_offset): New function.
2459 * options.cc (Input_arguments::add_file): Return reference to
2461 * options.h (Input_argument::set_script_info): New function.
2462 (Input_argument::script_info): New function.
2463 (Input_argument::script_info_): New data member; adjust all
2465 (Input_file_group::add_file): Return reference to new input argument.
2466 (Input_file_lib::add_file): Likewise.
2467 (Input_arguments::add_file): Likewise.
2468 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2469 * script.cc (Parser_closure::Parser_closure): Add script_info
2470 parameter; adjust all callers.
2471 (Parser_closure::script_info): New function.
2472 (Parser_closure::script_info_): New data member.
2473 (read_input_script): Report scripts earlier to incremental info.
2474 (script_add_file): Set script_info in Input_argument.
2475 (script_add_library): Likewise.
2476 * script.h (Script_options::Script_info): Rewrite class.
2478 2011-03-29 Cary Coutant <ccoutant@google.com>
2480 * archive.cc (Library_base::should_include_member): Move
2481 method here from class Archive.
2482 (Archive::Archive): Initialize base class.
2483 (Archive::should_include_member): Move to base class.
2484 (Archive::do_for_all_unused_symbols): New function.
2485 (Add_archive_symbols::run): Remove redundant access to
2487 (Lib_group::Lib_group): Initialize base class.
2488 (Lib_group::do_filename): New function.
2489 (Lib_group::include_member): Pass pointer to Lib_group to
2491 (Lib_group::do_for_all_unused_symbols): New function.
2492 (Add_lib_group_symbols::run): Report archive information for
2494 * archive.h (class Library_base): New base class.
2495 (class Archive): Derive from Library_base.
2496 (Archive::filename): Move to base class.
2497 (Archive::set_incremental_info): Likewise.
2498 (Archive::incremental_info): Likewise.
2499 (Archive::Should_include): Likewise.
2500 (Archive::should_include_member): Likewise.
2501 (Archive::Armap_entry): Remove.
2502 (Archive::Unused_symbol_iterator): Remove.
2503 (Archive::unused_symbols_begin): Remove.
2504 (Archive::unused_symbols_end): Remove.
2505 (Archive::do_filename): New function.
2506 (Archive::do_get_mtime): New function.
2507 (Archive::do_for_all_unused_symbols): New function.
2508 (Archive::task_): Move to base class.
2509 (Archive::incremental_info_): Likewise.
2510 (class Lib_group): Derive from Library_base.
2511 (Lib_group::do_filename): New function.
2512 (Lib_group::do_get_mtime): New function.
2513 (Lib_group::do_for_all_unused_symbols): New function.
2514 (Lib_group::task_): Move to base class.
2515 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2517 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2519 * incremental.cc (Incremental_inputs::report_archive_begin):
2520 Use Library_base; call library's get_mtime; add incremental inputs
2521 entry before members.
2522 (class Unused_symbol_visitor): New class.
2523 (Incremental_inputs::report_archive_end): Use Library_base; use
2524 visitor class to record unused symbols; don't add incremental inputs
2525 entry after members.
2526 (Incremental_inputs::report_object): Use Library_base.
2528 (Incremental_archive_entry::Incremental_archive_entry): Remove
2529 unused Archive parameter.
2530 (Incremental_inputs::report_archive_begin): Use Library_base.
2531 (Incremental_inputs::report_archive_end): Likewise.
2532 (Incremental_inputs::report_object): Likewise.
2533 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2535 * object.h (Object::for_all_global_symbols): New function.
2536 (Object::do_for_all_global_symbols): New function.
2537 (Sized_relobj::do_for_all_global_symbols): New function.
2538 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2540 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2543 2011-03-27 Ian Lance Taylor <iant@google.com>
2545 * archive.cc (Archive::interpret_header): Return -1 if something
2546 goes wrong. Change callers accordingly.
2548 2011-03-25 Cary Coutant <ccoutant@google.com>
2550 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2551 * testsuite/Makefile.in: Regenerate.
2553 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
2555 * plugin.cc (get_view): New.
2556 (Plugin::load): Pass get_view to the plugin.
2557 (Plugin_manager::get_view): New.
2559 2011-03-21 Ian Lance Taylor <iant@google.com>
2561 * testsuite/final_layout.sh: Rewrite to not use dc.
2562 * testsuite/relro_test.sh: Fail if dc is not present.
2564 2011-03-21 Sriraman Tallam <tmsriram@google.com>
2566 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2568 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2569 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2571 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2572 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2574 2011-03-14 Ian Lance Taylor <iant@google.com>
2576 * script-sections.cc (Sort_output_sections::script_compare):
2577 Rename from is_before, change return type.
2578 (Sort_output_sections::operator()): Adjust accordingly.
2580 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2583 * testsuite/odr_violation2.cc: Add comment to make all error line
2584 numbers double digits.
2585 * testsuite/debug_msg.sh: Adjust expected errors.
2587 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2589 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2590 but mark earlier ones as non-canonical
2591 (offset_to_iterator): Update search target and example
2592 (do_addr2line): Return extra lines in a vector*
2593 (format_file_lineno): Extract from do_addr2line
2594 (one_addr2line): Add vector* out-param
2595 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2596 when a lineno entry appeared last for its instruction
2597 (Dwarf_line_info): Add vector* out-param
2598 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2599 * symtab.cc (Odr_violation_compare): Include the lineno in the
2601 (linenos_from_loc): New. Combine the canonical line for an
2602 address with its other lines.
2603 (True_if_intersect): New. Helper functor to make
2604 std::set_intersection a query.
2605 (detect_odr_violations): Compare sets of lines instead of just
2606 one line for each function. This became less deterministic, but
2607 has fewer false positives.
2608 * symtab.h: Declarations.
2609 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2610 mix an optimized and non-optimized object in the same binary
2611 (odr_violation2.so): Same.
2612 * testsuite/Makefile.in: Regenerate from Makefile.am.
2613 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2614 * testsuite/debug_msg.sh: Update line numbers and add
2616 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2617 non-optimized context.
2618 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2619 isn't inlined, and use OdrDerived in an optimized context.
2620 * testsuite/odr_header1.h: Defines OdrDerived, where
2621 optimization will change the
2622 first-instruction-in-the-destructor's file and line number.
2623 * testsuite/odr_header2.h: Defines OdrBase.
2625 2011-03-09 Ian Lance Taylor <iant@google.com>
2627 * fileread.cc (File_read::clear_views): Don't delete the whole
2630 2011-03-08 Ian Lance Taylor <iant@google.com>
2633 * fileread.cc: #include <climits>.
2634 (GOLD_IOV_MAX): Define.
2635 (File_read::read_multiple): Limit number of entries by iov_max.
2636 * fileread.h (class File_read): Always set max_readv_entries to
2639 2011-03-07 Ian Lance Taylor <iant@google.com>
2642 * options.h (class General_options): Add -dy and -dn.
2644 2011-03-02 Cary Coutant <ccoutant@google.com>
2646 * testsuite/script_test_9.t: Add TLS segment.
2648 2011-03-02 Simon Baldwin <simonb@google.com>
2650 * configure.ac: Add check for gnu_indirect_function support in
2651 the toolchain building binutils.
2652 * configure: Rebuild.
2654 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2656 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2657 plugin only symbols.
2658 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2659 in plugin files as not needed in the symbol table.
2661 2011-02-11 Sriraman Tallam <tmsriram@google.com>
2663 * output.cc (Output_section::add_input_section): Delay fill
2664 generation for section ordering.
2666 2011-02-09 Ian Lance Taylor <iant@google.com>
2669 * object.h (class Sized_relobj): Remove clear_local_symbols.
2670 * reloc.cc (Sized_relobj::do_relocate): Don't call
2671 clear_local_symbols.
2673 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2675 * plugin.cc (is_visible_from_outside): Return true for symbols
2678 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2680 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2683 2011-02-02 Sriraman Tallam <tmsriram@google.com>
2685 * icf.h (is_section_foldable_candidate): Change type of parameter
2687 * icf.cc (Icf::find_identical_sections): Change type of local variable
2688 section_name to be std::string.
2689 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2691 2011-01-25 Ian Lance Taylor <iant@google.com>
2693 * script.cc (script_add_extern): Rewrite to use
2694 add_symbol_reference.
2696 2011-01-25 Doug Kwan <dougkwan@google.com>
2698 * icf.cc (get_section_contents): Always lock section's object.
2700 2011-01-24 Ian Lance Taylor <iant@google.com>
2702 * options.h (class General_options): Accept
2703 --no-detect-odr-violations.
2705 2011-01-24 Ian Lance Taylor <iant@google.com>
2707 * version.cc (version_string): Bump to 1.11.
2709 2011-01-24 Ian Lance Taylor <iant@google.com>
2711 * plugin.cc (class Plugin_rescan): Define new class.
2712 (Plugin_manager::claim_file): Set any_claimed_.
2713 (Plugin_manager::save_archive): New function.
2714 (Plugin_manager::save_input_group): New function.
2715 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2717 (Plugin_manager::new_undefined_symbol): New function.
2718 (Plugin_manager::rescan): New function.
2719 (Plugin_manager::rescannable_defines): New function.
2720 (Plugin_manager::add_input_file): Set any_added_.
2721 * plugin.h (class Plugin_manager): define new fields rescannable_,
2722 undefined_symbols_, any_claimed_, and any_added_. Declare
2723 Plugin_rescan as friend. Declare new functions.
2724 (Plugin_manager::Rescannable): Define type.
2725 (Plugin_manager::Rescannable_list): Define type.
2726 (Plugin_manager::Undefined_symbol_list): Define type.
2727 (Plugin_manager::Plugin_manager): Initialize new fields.
2728 * archive.cc (Archive::defines_symbol): New function.
2729 (Add_archive_symbols::run): Pass archive to plugins if any.
2730 * archive.h (class Archive): Declare defines_symbol.
2731 * readsyms.cc (Input_group::~Input_group): New function.
2732 (Finish_group::run): Pass input_group to plugins if any.
2733 * readsyms.h (class Input_group): Declare destructor.
2734 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2737 2011-01-10 Ian Lance Taylor <iant@google.com>
2739 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2741 (Layout::set_segment_offsets): Reset increase_relro before calling
2742 set_section_addresses a second time.
2744 2011-01-04 Cary Coutant <ccoutant@google.com>
2746 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2747 sections before NOBITS sections.
2749 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2751 * version.cc (print_version): Update copyright to 2011.
2753 2010-12-23 Cary Coutant <ccoutant@google.com>
2755 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2756 of OS to this->add. Add OD parameter to second form of the function.
2758 2010-12-20 Ian Lance Taylor <iant@google.com>
2760 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2761 second of two consecutive entries with same offset.
2763 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2765 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2766 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2767 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2768 to avoid unneeded links against $(LDADD).
2769 * testsuite/Makefile.in: Regenerate.
2771 2010-12-15 Ian Lance Taylor <iant@google.com>
2774 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2775 for R_X86_64_32 and R_X86_64_PC32.
2776 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2777 ver_matching_def_pic.o.
2778 (ver_matching_def_pic.o): New target.
2780 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2782 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2783 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2784 Move definition before File_read::View member definitions.
2785 (File_read::View::~View): Initialize and hold lock before
2786 updating current_mapped_bytes.
2788 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2790 * dwarf_reader.cc: Remove outdated comment.
2791 * gold-threads.cc: Fix typo in error message.
2792 * archive.cc: Fix typos in comments.
2793 * archive.h: Likewise.
2794 * arm-reloc-property.cc: Likewise.
2795 * arm-reloc-property.h: Likewise.
2796 * arm-reloc.def: Likewise.
2798 * attributes.h: Likewise.
2799 * cref.cc: Likewise.
2800 * ehframe.cc: Likewise.
2801 * fileread.h: Likewise.
2803 * i386.cc: Likewise.
2805 * incremental.h: Likewise.
2806 * int_encoding.cc: Likewise.
2807 * layout.h: Likewise.
2808 * main.cc: Likewise.
2809 * merge.h: Likewise.
2810 * object.cc: Likewise.
2811 * object.h: Likewise.
2812 * options.cc: Likewise.
2813 * readsyms.cc: Likewise.
2814 * reduced_debug_output.cc: Likewise.
2815 * reloc.cc: Likewise.
2816 * script-sections.cc: Likewise.
2817 * sparc.cc: Likewise.
2818 * symtab.h: Likewise.
2819 * target-reloc.h: Likewise.
2820 * target.cc: Likewise.
2821 * target.h: Likewise.
2822 * timer.cc: Likewise.
2823 * timer.h: Likewise.
2824 * x86_64.cc: Likewise.
2826 2010-12-09 Cary Coutant <ccoutant@google.com>
2828 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2830 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2831 parameter; change all callers.
2832 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2833 * options.h (warn_execstack): New option.
2835 2010-12-07 Doug Kwan <dougkwan@google.com>
2837 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2838 like function call relocations.
2840 2010-12-07 Ian Lance Taylor <iant@google.com>
2842 * archive.cc (Archive::get_elf_object_for_member): Permit
2843 punconfigured to be NULL.
2844 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2845 (Archive::include_member): Pass NULL to get_elf_object_for_member
2846 if we searched for the archive and this is the first included
2849 2010-12-01 Ian Lance Taylor <iant@google.com>
2851 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2852 track_relocs_type_ field.
2853 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2854 Set track_relocs_type_.
2855 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2856 contents when using RELA relocs.
2857 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2859 * reloc.cc (Track_relocs::next_addend): New function.
2860 * reloc.h (class Track_relocs): Declare next_addend.
2862 2010-12-01 Ian Lance Taylor <iant@google.com>
2864 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2867 2010-12-01 Ian Lance Taylor <iant@google.com>
2869 * README: Update compilers known to work and fail.
2871 2010-11-23 Matthias Klose <doko@ubuntu.com>
2873 * configure.in: For --enable-gold, handle value `default' instead of
2874 `both*'. Always install ld as ld.bfd, install as ld if gold is
2876 * configure: Regenerate.
2878 2010-11-18 Doug Kwan <dougkwan@google.com>
2880 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2881 and right_alignment to be zero. Store result alignment only if it is
2882 greater than existing alignment.
2884 2010-11-16 Cary Coutant <ccoutant@google.com>
2887 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2888 Check for ".zdebug_line".
2890 2010-11-16 Doug Kwan <dougkwan@google.com>
2891 Cary Coutant <ccoutant@google.com>
2893 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2894 by reference; adjust all callers.
2895 * output.cc (Output_segment::set_section_addresses): Adjust references
2896 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2898 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2899 end at page boundary.
2901 2010-11-16 Cary Coutant <ccoutant@google.com>
2904 * layout.cc (Layout::choose_output_section): Transform names of
2905 compressed sections even when using a script with a SECTIONS clause.
2906 (Layout::output_section_name): Remove code to transform
2907 compressed debug section names.
2908 * output.cc (Output_section::add_input_section): Use uncompressed
2909 section size when tracking input sections.
2911 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2913 * symtab.h (Symbol::NON_PIC_REF): Remove.
2914 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2915 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2916 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2917 (Symbol::use_plt_offset): Take a flags argument and pass it
2918 directly to needs_dynamic_reloc. Restrict check for undefined
2919 weak symbols to function calls.
2920 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2921 (Target_arm::Scan::global): Use it.
2922 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2923 (Target_arm::Relocate::relocate): Likewise.
2924 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2925 parameter with an r_type parameter. Use get_reference_flags
2927 (Target_arm::Relocate::relocate): Update accordingly.
2928 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2929 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2930 (Target_i386::Scan::global): Likewise.
2931 (Target_i386::Relocate::relocate): Likewise.
2932 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2933 parameter with an r_type parameter. Use get_reference_flags
2935 (Target_i386::Relocate::relocate): Update accordingly.
2936 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2937 (Target_powerpc::Scan::global): Use it.
2938 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2939 (Target_powerpc::Relocate::relocate): Likewise.
2940 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2941 (Target_sparc::Scan::global): Use it.
2942 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2943 (Target_sparc::Relocate::relocate): Likewise.
2944 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2945 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2946 (Target_x86_64::Scan::global): Likewise.
2947 (Target_x86_64::Relocate::relocate): Likewise.
2949 2010-11-08 Doug Kwan <dougkwan@google.com>
2950 Cary Coutant <ccoutant@google.com>
2952 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2953 (Arm_exidx_merge_section::section_contents_): New data member.
2954 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2955 (Arm_input_section::~Arm_input_section): De-allocate memory.
2956 (Arm_input_section::original_contents_): New data member.
2957 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2958 in parameters instead of calling Object::section_contents without
2960 (Arm_output_section::group_section): New parameter TASK. Pass it
2961 to callees that need locking objects.
2962 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2963 to lock EXIDX input sections. Fix a formatting issue. Call
2964 Arm_exidx_merged_section::build_contents to create merged section
2966 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2967 to lock object of stub table owner.
2968 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2969 TEXT_SIZE to initialize data member TEXT_SIZE_.
2970 (Arm_exidx_input_section::addralign): Fix typo in comment.
2971 (Arm_exidx_input_section::text_size): New method.
2972 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2973 that require locking objects. Lock objects before scanning for stubs
2974 and updating local symbols.
2975 (Arm_input_section<big_endian>::init): Copy contents of original
2977 (Arm_input_section<big_endian>::do_write): Use saved contents of
2978 original input section instead of calling Object::section_contents
2980 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2981 size without calling Object::section_size().
2982 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2983 for size. Allocate a buffer for merged EXIDX entries.
2984 (Arm_exidx_merged_section::build_contents): New method.
2985 (Arm_exidx_merged_section::do_write): Move merge section contents
2986 building code to Arm_exidx_merged_section::build_contetns. Write
2987 out contetns in buffer instead of building it on the fly.
2988 (Arm_relobj::make_exidx_input_section): Also pass text section size
2989 to Arm_exidx_input_section constructor.
2990 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2991 (Arm_dynobj::do_read_symbols): Fix memory leak.
2992 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2993 * target.h: (class Task): Add forward declaration.
2994 (Target::relax): Add new parameter TASK and pass it to
2996 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2998 2010-11-05 Cary Coutant <ccoutant@google.com>
3001 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
3002 object when reading from the file.
3003 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
3005 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
3006 when reading section contents.
3007 (get_section_contents): Likewise.
3008 (icf::find_identical_sections): Likewise.
3009 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
3010 object when reading from the file.
3011 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
3012 the object when doing deferred section layout.
3014 2010-11-03 Nick Clifton <nickc@redhat.com>
3017 * script.h (class Symbol_assignment: name): New member. Returns
3018 the name of the symbol.
3019 * scrfipt.cc (Script_options::is_pending_assignment): New member.
3020 Returns true if the given symbol name is on the list of
3021 assignments wating to be processed.
3022 * archive.cc (should_incldue_member): If the symbol is undefined,
3023 check to see if it is on the list of symbols pending assignment.
3025 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
3027 * script-sections.cc (Script_sections::find_memory_region): Check
3028 for a NULL output section pointer.
3030 2010-10-29 Doug Kwan <dougkwan@google.com>
3032 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
3033 Output_section::add_relaxed_input_section.
3034 * output.cc (Output_section::add_relaxed_input_section): Add new
3035 arguments LAYOUT and NAME. Set section order index.
3036 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3037 Copy section order index.
3038 * output.h (Output_section::add_relaxed_input_section): Add new
3039 arguments LAYOUT and NAME.
3041 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3043 * testsuite/Makefile.am: Move gcctestdir/ld rule to
3044 NATIVE_OR_CROSS_LINKER.
3045 * testsuite/Makefile.in: Regenerate.
3047 2010-10-20 Doug Kwan <dougkwan@google.com>
3049 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
3050 without SHF_LINK_ORDER flags.
3051 * layout.cc (Layout::choose_output_section): Do not filter
3052 SHF_LINK_ORDER flag in a relocatable link.
3054 2010-10-17 Cary Coutant <ccoutant@google.com>
3056 * output.h (Output_segment::set_section_addresses): Change function
3057 signature. Update all callers.
3058 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
3060 (Output_segment::set_section_addresses): Align after last TLS
3061 section. Add padding before last relro section instead of after.
3063 2010-10-17 Doug Kwan <dougkwan@google.com>
3065 * gold/arm.cc (Target_arm::got_section): Use correct order and set
3066 GOT output section to be writable.
3068 2010-10-14 Cary Coutant <ccoutant@google.com>
3070 * debug.h (DEBUG_INCREMENTAL): New flag.
3071 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
3072 * gold.cc (queue_initial_tasks): Check parameters for incremental link
3074 * incremental.cc (report_command_line): Ignore all forms of
3076 * layout.cc (Layout::Layout): Check parameters for incremental link
3078 * options.cc (General_options::parse_incremental): New function.
3079 (General_options::parse_no_incremental): New function.
3080 (General_options::parse_incremental_full): New function.
3081 (General_options::parse_incremental_update): New function.
3082 (General_options::incremental_mode_): New data member.
3083 (General_options::finalize): Check incremental_mode_.
3084 * options.h (General_options): Update help text for --incremental.
3085 Add --no-incremental, --incremental-full, --incremental-update.
3086 (General_options::Incremental_mode): New enum type.
3087 (General_options::incremental_mode): New function.
3088 (General_options::incremental_mode_): New data member.
3089 * parameters.cc (Parameters::incremental_mode_): New data member.
3090 (Parameters::set_options): Set incremental_mode_.
3091 (Parameters::set_incremental_full): New function.
3092 (Parameters::incremental): New function.
3093 (Parameters::incremental_update): New function.
3094 (set_parameters_incremental_full): New function.
3095 * parameters.h (Parameters::set_incremental_full): New function.
3096 (Parameters::incremental): New function.
3097 (Parameters::incremental_update): New function.
3098 (Parameters::incremental_mode_): New data member.
3099 (set_parameters_incremental_full): New function.
3100 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
3101 incremental link mode.
3102 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
3103 (Sized_relobj::do_relocate_sections): Likewise.
3104 * testsuite/Makefile.am (incremental_test): Use --incremental-full
3106 * testsuite/Makefile.in: Regenerate.
3107 * testsuite/incremental_test.sh: Filter all forms of --incremental.
3109 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3111 * script-sections.h (class Script_sections): Make
3112 Sections_elements typedef public.
3113 * script-sections.cc (class Sort_output_sections): Add elements_
3114 field. Add constructor which sets it; change all callers.
3115 (Sort_output_sections::is_before): New function.
3116 (Sort_output_sections::operator()): Call is_before.
3117 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
3119 * testsuite/script_test_10.sh: New test. Test script section
3121 * testsuite/script_test_10.t: Likewise.
3122 * testsuite/script_test_10.s: Likewise.
3123 * testsuite/Makefile.am: Wrap the cross linker tests and the
3124 common tests into NATIVE_OR_CROSS_LINKER.
3125 (check_SCRIPTS): Add script_test_10.sh.
3126 (check_DATA): Add script_test_10.stdout.
3127 (script_test_10.o, script_test_10): New targets.
3128 (script_test_10.stdout): New target.
3129 * configure, testsuite/Makefile.in: Regenerate.
3131 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3133 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
3134 error for the deprecated relocations.
3135 (Target_arm::Scan::global): Likewise.
3136 (Target_arm::Relocate::relocate): Likewise.
3138 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3140 * fileread.cc (Input_file::find_file): Initialize *found_name
3141 and *namep when using the fallback search for case 4.
3143 2010-10-11 Cary Coutant <ccoutant@google.com>
3145 * options.h (class General_options): Redefine -z lazy as an alias for
3146 the negation of -z now.
3148 2010-10-11 Ian Lance Taylor <iant@google.com>
3150 * resolve.cc (symbol_to_bits): Report the value of the unsupported
3153 2010-10-06 Nick Clifton <nickc@redhat.com>
3155 * script-sections.cc(class Memory_region): Remove
3156 current_lma_offset_ field. Rename current_vma_offset_ to
3157 current_offset_. Add last_section_ field.
3158 (Memory_region::get_current_vma_address): Rename to
3159 get_current_address.
3160 (Memory_region::get_current_lma_address): Delete.
3161 (Memory_region::increment_vma_offset): Rename to
3163 (Memory_region::increment_lma_offset): Delete.
3164 (Memory_region::attributes_compatible): New method. Returns
3165 true if the provided section is compatible with the region.
3166 (Memory_region::get_last_section): New method. Returns the last
3167 section to use the region.
3168 (Memory_region::set_last_section): New method. Stores the last
3169 section to use the region.
3170 (Script_sections::block_in_region): New method. Returns true if
3171 a block of memory is contained within a region.
3172 (Script_sections::find_memory_region): New method. Locates a
3173 memory region to be used to set a VMA or LMA address.
3174 (Output_section_definition::set_section_addresses): Add code to
3175 check for addresses set by memory regions.
3176 (Output_segment::set_section_addresses): Remove memory region
3178 (Script_sections::create_segment): Add a warning if a header
3179 segment is created outside of any region.
3180 * script-sections.h (class Script_sections): Add prototypes for
3181 find_memory_region and block_in_region methods.
3182 * testsuite/memory_test.s: Use .long instead of .word.
3183 * testsuite/memory_test.t: Add some more output sections.
3184 * testsuite/memory_test.sh: Update expected output.
3186 2010-10-02 Doug Kwan <dougkwan@google.com>
3188 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3189 defintion to symtab.h
3190 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3191 declaration to defintion.
3193 2010-10-01 Nick Clifton <nickc@redhat.com>
3195 * expression.cc (eval): Replace dummy argument with NULL.
3196 (eval_maybe_dot): Check for a NULL result section pointer.
3197 (Symbol_expression::value): Likewise.
3198 (Dot_expression::value): Likewise.
3199 (BINARY_EXPRESSION): Likewise.
3200 (Max_expression::value): Likewise.
3201 (Min_expression::value): Likewise.
3202 (Absolute_expression::value): Likewise.
3203 (Addr_expression::value_from_output_section): Likewise.
3204 (Loaddddr_expression::value_from_output_section): Likewise.
3205 (Segment_start_expression::value): Likewise.
3206 * script-sections.cc
3207 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3209 (Sections_elememt_dot_assignment::set_section_addresses):
3211 (Output_data_expression::do_write_to_buffer): Likewise.
3212 (Output_section_definition::finalize_symbols): Likewise.
3213 (Output_section_definition::set_section_addresses): Likewise.
3215 2010-09-30 Doug Kwan <dougkwan@google.com>
3217 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3219 2010-09-28 Sriraman Tallam <tmsriram@google.com>
3221 * target.h (Target::can_icf_inline_merge_sections): New virtual
3223 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3225 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3227 * icf.cc (get_section_contents): Inline merge sections only when
3230 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3232 * configure: Regenerate.
3234 2010-09-17 Ian Lance Taylor <iant@google.com>
3236 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
3237 * testsuite/Makefile.am (memory_test.o): New target.
3238 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3240 * testsuite/Makefile.in: Rebuild.
3242 2010-09-17 Doug Kwan <dougkwan@google.com>
3244 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3245 defintion if relocation uses GOT entries of the symbol.
3246 * testsuite/icf_safe_test.sh: Fix test.
3247 * testsuite/icf_safe_so_test.sh: Fix test.
3249 2010-09-16 Cary Coutant <ccoutant@google.com>
3251 * script_sections.cc (class Memory_region): Remove "NULL" from
3252 vector initializations.
3254 2010-09-15 Cary Coutant <ccoutant@google.com>
3256 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3257 Resolve forwarding symbols.
3259 2010-09-15 Doug Kwan <dougkwan@google.com>
3261 * gold/testsuite/script_test_3.t: Add ARM special sections.
3262 * gold/testsuite/script_test_4.t: Same.
3263 * gold/testsuite/script_test_5.t: Same.
3264 * gold/testsuite/script_test_6.t: Same.
3265 * gold/testsuite/script_test_7.t: Same.
3266 * gold/testsuite/script_test_7.t: Same.
3267 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3269 2010-09-14 Cary Coutant <ccoutant@google.com>
3271 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3272 (Target_x86_64::Relocate::relocate_tls): Replace check for
3273 saw_tls_block_reloc_ with test for executable section.
3275 2010-09-12 Cary Coutant <ccoutant@google.com>
3277 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3278 position-independent executables to shared libraries need dynamic
3280 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3281 position-independent executables.
3282 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3283 * testsuite/Makefile.in: Regenerate.
3285 2010-09-10 Nick Clifton <nickc@redhat.com>
3288 * testsuite/memory_test.t: Discard any sections that are not
3291 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3294 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3295 "This::" to work around a bug in gcc 4.2.
3297 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3299 2010-09-09 Rafael Espindola <espindola@google.com>
3301 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3302 sections with different PF_X flags in the same segment.
3303 (Layout::find_first_load_seg): Search all segments to find the first
3305 * options.h (rosegment): New.
3307 2010-09-08 Rafael Espindola <espindola@google.com>
3309 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
3311 2010-09-08 Doug Kwan <dougkwan@google.com>
3313 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3314 (Arm_relobj::do_relocate_sections): Add new parameter for output
3315 file to match the parent.
3316 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3317 of local symbols instead of input values. Update code to track
3318 changes in gold::relocate_section.
3319 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3320 (Sized_relobj::compute_final_local_value_internal): New methods.
3321 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3322 body into private version of Sized_relobj::compute_final_local_value.
3323 Call the inline method.
3324 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3325 merged symbol value if there is one.
3326 (Symbol_value::has_output_value): New method defintiion.
3327 (Sized_relobj::Compute_final_local_value_status): New enum type.
3328 (Sized_relobj::compute_final_local_value): New methods.
3329 (Sized_relobj::compute_final_local_value_internal): New methods.
3330 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3331 and arm_cortex_a8.sh.
3332 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3333 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3335 * Makefile.in: Regenerate.
3336 * testsuite/arm_bl_out_of_range.s: Update test.
3337 * testsuite/thumb_bl_out_of_range.s: Ditto.
3338 * testsuite/thumb_blx_out_of_range.s: Ditto.
3339 * testsuite/arm_branch_out_of_range.sh: New file.
3340 * testsuite/arm_cortex_a8.sh: Ditto.
3341 * testsuite/arm_cortex_a8_b.s: Ditto.
3342 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3343 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3344 * testsuite/arm_cortex_a8_bl.s: Ditto.
3345 * testsuite/arm_cortex_a8_blx.s: Ditto.
3346 * testsuite/arm_cortex_a8_local.s: Ditto.
3347 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3348 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3350 2010-09-08 Rafael Espindola <espindola@google.com>
3352 * Makefile.am (memory_test.stdout): Run readelf with -W.
3353 * Makefile.in: Regenerate.
3354 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3357 2010-09-08 Rafael Espindola <espindola@google.com>
3359 * script-sections.cc (Script_sections::add_memory_region): Convert
3360 field precision to int.
3361 * script.cc (script_set_section_region, script_set_section_region):
3362 Convert field precision to int.
3364 2010-09-08 Rafael Espindola <espindola@google.com>
3366 * arm.cc (do_finalize_sections): Create the __exidx_start and
3367 __exdix_end symbols even when the section is missing.
3369 2010-09-08 Nick Clifton <nickc@redhat.com>
3371 * README: Remove claim that MEMORY is not supported.
3372 * expression.cc (script_exp_function_origin)
3373 (script_exp_function_length): Move from here to ...
3374 * script.cc: ... here.
3375 (script_set_section_region, script_add_memory)
3376 (script_parse_memory_attr, script_include_directive): New
3378 * script-sections.cc
3379 (class Memory_region): New class.
3380 (class Output_section_definition): Add set_memory_region,
3381 set_section_vma, set_section_lma and get_section_name methods.
3382 (class Script_Sections): Add add_memory_region,
3383 find_memory_region, find_memory_region_origin,
3384 find_memory_region_length and set_memory_region methods.
3385 Have set_section_addresses method walk the list of set memory
3387 Extend the print methos to display memory regions.
3388 * script-sections.h: Add prototypes for new methods.
3389 Add enum for MEMORY region attributes.
3390 * yyscript.y: Add support for parsing MEMORY regions.
3391 * script-c.h: Add prototypes for new functions.
3392 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3393 * testsuite/Makefile.in: Regenerate.
3394 * testsuite/memory_test.sh: New script.
3395 * testsuite/memory_test.s: New assembler source file.
3396 * testsuite/memory_test.t: New linker script.
3398 2010-08-27 Doug Kwan <dougkwan@google.com>
3400 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3401 reference override an existing dynamic weak reference.
3402 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3403 * testsuite/Makefile.in: Regenerate.
3404 * testsuite/dyn_weak_ref.sh: New file.
3405 * testsuite/dyn_weak_ref_1.c: Ditto.
3406 * testsuite/dyn_weak_ref_2.c: Ditto.
3408 2010-08-27 Ian Lance Taylor <iant@google.com>
3410 * incremental.h (class Incremental_input_entry): Add virtual
3413 2010-08-27 Ian Lance Taylor <iant@google.com>
3415 * testsuite/start_lib_test_3.c: Mark t3 as used.
3417 2010-08-27 Nick Clifton <nickc@redhat.com>
3419 * options.cc (version_script): Fix small typo in previous
3422 2010-08-25 Nick Clifton <nickc@redhat.com>
3424 * archive.cc: Formatting fixes: Remove whitespace between
3425 typename and following asterisk. Remove whitespace between
3426 function name and opening parenthesis.
3427 * archive.h: Likewise.
3429 * attributes.cc: Likewise.
3430 * attributes.h: Likewise.
3431 * common.cc: Likewise.
3432 * copy-relocs.cc: Likewise.
3433 * dirsearch.h: Likewise.
3434 * dynobj.cc: Likewise.
3435 * ehframe.cc: Likewise.
3436 * ehframe.h: Likewise.
3437 * expression.cc: Likewise.
3438 * fileread.cc: Likewise.
3439 * fileread.h: Likewise.
3441 * gold-threads.cc: Likewise.
3442 * gold.cc: Likewise.
3443 * i386.cc: Likewise.
3445 * incremental-dump.cc: Likewise.
3446 * incremental.cc: Likewise.
3447 * layout.cc: Likewise.
3448 * layout.h: Likewise.
3449 * main.cc: Likewise.
3450 * merge.cc: Likewise.
3451 * merge.h: Likewise.
3452 * object.cc: Likewise.
3453 * object.h: Likewise.
3454 * options.cc: Likewise.
3455 * options.h: Likewise.
3456 * output.cc: Likewise.
3457 * output.h: Likewise.
3458 * plugin.cc: Likewise.
3459 * plugin.h: Likewise.
3460 * powerpc.cc: Likewise.
3461 * reloc.cc: Likewise.
3462 * script-c.h: Likewise.
3463 * script-sections.cc: Likewise.
3464 * script.cc: Likewise.
3465 * stringpool.cc: Likewise.
3466 * symtab.cc: Likewise.
3467 * symtab.h: Likewise.
3468 * target.cc: Likewise.
3469 * timer.cc: Likewise.
3470 * timer.h: Likewise.
3471 * version.cc: Likewise.
3472 * x86_64.cc: Likewise.
3474 2010-08-24 Nick Clifton <nickc@redhat.com>
3477 * layout.cc (segment_precedes): Sort segments by their physical
3478 addresses, if they have been set.
3480 2010-08-23 Cary Coutant <ccoutant@google.com>
3482 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3484 (Lib_group::include_member): Unlock object after deleting its
3486 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3489 2010-08-19 Neil Vachharajani <nvachhar@google.com>
3490 Cary Coutant <ccoutant@google.com>
3492 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3493 constructor, and set_blocker.
3494 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3496 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3497 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3498 * testsuite/Makefile.am (start_lib_test): New test case.
3499 * testsuite/Makefile.in: Regenerate.
3500 * testsuite/start_lib_test_main.c: New file.
3501 * testsuite/start_lib_test_1.c: New file.
3502 * testsuite/start_lib_test_2.c: New file.
3503 * testsuite/start_lib_test_3.c: New file.
3505 2010-08-19 Ian Lance Taylor <iant@google.com>
3507 * Makefile.in: Rebuild with automake 1.11.1.
3508 * aclocal.m4: Likewise.
3509 * testsuite/Makefile.in: Likewise.
3511 2010-08-19 Ian Lance Taylor <iant@google.com>
3514 * i386.cc (class Output_data_plt_i386): Update declarations.
3515 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3516 local_ifuncs_ fields.
3517 (Target_i386::do_plt_section_for_global): New function.
3518 (Target_i386::do_plt_section_for_local): New function.
3519 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3520 parameter; change all callers. Initialize global_ifuncs_ and
3521 local_ifuncs_. If doing a static link define __rel_iplt_start and
3523 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3524 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3525 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3527 (Target_i386::make_plt_section): New function, broken out of
3528 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3529 (Target_i386::make_plt_entry): Call make_plt_section.
3530 (Target_i386::make_local_ifunc_plt_entry): New function.
3531 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3532 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3533 R_386_IRELATIVE to switch.
3534 (Target_i386::Scan::global): Likewise.
3535 (Target_i386::Relocate::relocate): Likewise.
3536 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3538 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3539 (Target_x86_64::do_plt_section_for_global): New function.
3540 (Target_x86_64::do_plt_section_for_local): New function.
3541 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3542 parameter; change all callers. If doing a static link define
3543 __rela_iplt_start and __rela_iplt_end.
3544 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3545 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3546 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3548 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3549 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3551 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3552 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3553 R_X86_64_IRELATIVE to switch.
3554 (Target_x86_64::Scan::global): Likewise.
3555 (Target_x86_64::Relocate::relocate): Likewise.
3556 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3558 * target.h (class Target): Add plt_section_for_global and
3559 plt_section_for_local functions. Add do_plt_section_for_global
3560 and do_plt_section_for_local virtual functions.
3561 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3562 clarifying comments.
3563 (Symbol::use_plt_offset): Handle IFUNC symbol.
3564 * object.cc (Sized_relobj::Sized_relobj): Initialize
3566 (Sized_relobj::local_has_plt_offset): New function.
3567 (Sized_relobj::local_plt_offset): New function.
3568 (Sized_relobj::set_local_plt_offset): New function.
3569 (Sized_relobj::do_count): Handle IFUNC symbol.
3570 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3571 a bit away from input_shndx_ field. Add set_is_func_symbol and
3572 is_ifunc_symbol functions.
3573 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3574 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3575 local_plt_offsets_ field.
3576 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3577 * output.h (class Output_section_data): Add non-const
3578 output_section function.
3579 (class Output_data_got): Update declarations.
3580 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3581 Add use_plt_offset parameter to global and local constructors.
3582 Change all callers. Change local_sym_index_ field to 31 bits.
3583 Change GSYM_CODE and CONSTANT_CODE accordingly.
3584 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3585 doing a static link don't set sh_link field.
3586 (Output_data_got::Got_entry::write): Use PLT offset if
3588 (Output_data_got::add_global_plt): New function.
3589 (Output_data_got::add_local_plt): New function.
3590 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3591 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3592 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3593 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3594 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3596 * testsuite/ifunc-sel.h: New file.
3597 * testsuite/ifuncmain1.c: New file.
3598 * testsuite/ifuncmain1vis.c: New file.
3599 * testsuite/ifuncmod1.c: New file.
3600 * testsuite/ifuncdep2.c: New file.
3601 * testsuite/ifuncmain2.c: New file.
3602 * testsuite/ifuncmain3.c: New file.
3603 * testsuite/ifuncmod3.c: New file.
3604 * testsuite/ifuncmain4.c: New file.
3605 * testsuite/ifuncmain5.c: New file.
3606 * testsuite/ifuncmod5.c: New file.
3607 * testsuite/ifuncmain6pie.c: New file.
3608 * testsuite/ifuncmod6.c: New file.
3609 * testsuite/ifuncmain7.c: New file.
3610 * configure, testsuite/Makefile.in: Rebuild.
3612 2010-08-18 Ian Lance Taylor <iant@google.com>
3615 (Output_section_incremental_inputs::write_input_files): Add cast
3616 to avoid signed/unsigned comparison warning.
3617 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3619 2010-08-12 Cary Coutant <ccoutant@google.com>
3621 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3623 2010-08-13 Ian Lance Taylor <iant@google.com>
3625 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3627 2010-08-12 Cary Coutant <ccoutant@google.com>
3628 Doug Kwan <dougkwan@google.com>
3630 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3631 defintion overrides non-weak undef, remember that the original undef
3633 * symtab.cc (Symbol_table::sized_write_global): For undef without
3634 an original weak binding, set binding to global in output.
3635 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3636 * testsuite/Makefile.in: Regenerate.
3637 * testsuite/strong_ref_weak_def.sh: New file.
3638 * testsuite/strong_ref_weak_def_1.c: Ditto.
3639 * testsuite/strong_ref_weak_def_2.c: Ditto.
3641 2010-08-12 Cary Coutant <ccoutant@google.com>
3643 * testsuite/incremental_test.sh: Rewrite.
3644 * testsuite/incremental_test_1.c: Rewrite.
3645 * testsuite/incremental_test_2.c: Rewrite.
3647 2010-08-12 Cary Coutant <ccoutant@google.com>
3649 * arm.cc (Target_arm::got_size): Add const.
3650 (Target_arm::got_entry_count): New function.
3651 (Target_arm::plt_entry_count): New function.
3652 (Target_arm::first_plt_entry_offset): New function.
3653 (Target_arm::plt_entry_size): New function.
3654 (Output_data_plt_arm::entry_count): New function.
3655 (Output_data_plt_arm::first_plt_entry_offset): New function.
3656 (Output_data_plt_arm::get_plt_entry_size): New function.
3657 * i386.cc (Target_i386::got_size): Add const.
3658 (Target_i386::got_entry_count): New function.
3659 (Target_i386::plt_entry_count): New function.
3660 (Target_i386::first_plt_entry_offset): New function.
3661 (Target_i386::plt_entry_size): New function.
3662 (Output_data_plt_i386::entry_count): New function.
3663 (Output_data_plt_i386::first_plt_entry_offset): New function.
3664 (Output_data_plt_i386::get_plt_entry_size): New function.
3665 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3666 find_incremental_inputs_sections. Dump incremental_got_plt section.
3667 * incremental.cc: Include target.h.
3668 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3669 parameter. Adjust all callers. Find incremental_got_plt section.
3670 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3672 (Output_section_incremental_inputs::set_final_data_size): Calculate
3673 size of incremental_got_plt section.
3674 (Output_section_incremental_inputs::do_write): Write the
3675 incremental_got_plt section.
3676 (Got_plt_view_info): New struct.
3677 (Local_got_offset_visitor): New class.
3678 (Global_got_offset_visitor): New class.
3679 (Global_symbol_visitor_got_plt): New class.
3680 (Output_section_incremental_inputs::write_got_plt): New function.
3681 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3682 Add parameter. Adjust all callers.
3683 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3684 (Incremental_inputs::got_plt_section): New function.
3685 (Incremental_inputs::got_plt_section_): New data member.
3686 (Incremental_got_plt_reader): New class.
3687 * layout.cc (Layout::create_incremental_info_sections): Add the
3688 incremental_got_plt section.
3689 * object.h (Got_offset_list::get_list): New function.
3690 (Got offset_list::for_all_got_offsets): New function.
3691 (Sized_relobj::local_got_offset_list): New function.
3692 * powerpc.cc (Target_powerpc::got_size): Add const.
3693 (Target_powerpc::got_entry_count): New function.
3694 (Target_powerpc::plt_entry_count): New function.
3695 (Target_powerpc::first_plt_entry_offset): New function.
3696 (Target_powerpc::plt_entry_size): New function.
3697 (Output_data_plt_powerpc::entry_count): New function.
3698 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3699 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3700 * sparc.cc (Target_sparc::got_size): Add const.
3701 (Target_sparc::got_entry_count): New function.
3702 (Target_sparc::plt_entry_count): New function.
3703 (Target_sparc::first_plt_entry_offset): New function.
3704 (Target_sparc::plt_entry_size): New function.
3705 (Output_data_plt_sparc::entry_count): New function.
3706 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3707 (Output_data_plt_sparc::get_plt_entry_size): New function.
3708 * symtab.h (Symbol::got_offset_list): New function.
3709 (Symbol_table::for_all_symbols): New function.
3710 * target.h (Sized_target::got_entry_count): New function.
3711 (Sized_target::plt_entry_count): New function.
3712 (Sized_target::plt_entry_size): New function.
3713 * x86_64.cc (Target_x86_64::got_size): Add const.
3714 (Target_x86_64::got_entry_count): New function.
3715 (Target_x86_64::plt_entry_count): New function.
3716 (Target_x86_64::first_plt_entry_offset): New function.
3717 (Target_x86_64::plt_entry_size): New function.
3718 (Output_data_plt_x86_64::entry_count): New function.
3719 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3720 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3722 2010-08-12 Cary Coutant <ccoutant@google.com>
3724 * archive.cc: Include incremental.h.
3725 (Archive::Archive): Initialize incremental_info_.
3726 (Archive::include_member): Record archive members in incremental info.
3727 (Add_archive_symbols::run): Record begin and end of an archive in
3729 (Lib_group::include_member): Record objects in incremental info.
3730 * archive.h (Incremental_archive_entry): Forward declaration.
3731 (Archive::set_incremental_info): New member function.
3732 (Archive::incremental_info): New member function.
3733 (Archive::Unused_symbol_iterator): New class.
3734 (Archive::unused_symbols_begin): New member function.
3735 (Archive::unused_symbols_end): New member function.
3736 (Archive::incremental_info_): New data member.
3737 * incremental-dump.cc (find_input_containing_global): New function.
3738 (dump_incremental_inputs): Dump new incremental info sections.
3739 * incremental.cc: Include symtab.h.
3740 (Output_section_incremental_inputs): New class.
3741 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3742 new incremental info sections.
3743 (Sized_incremental_binary::do_check_inputs): Likewise.
3744 (Incremental_inputs::report_archive): Remove.
3745 (Incremental_inputs::report_archive_begin): New function.
3746 (Incremental_inputs::report_archive_end): New function.
3747 (Incremental_inputs::report_object): New function.
3748 (Incremental_inputs::finalize_inputs): Remove.
3749 (Incremental_inputs::report_input_section): New function.
3750 (Incremental_inputs::report_script): Rewrite.
3751 (Incremental_inputs::finalize): Do nothing but finalize string table.
3752 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3753 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3754 (Incremental_inputs::create_data_sections): New function.
3755 (Incremental_inputs::relocs_entsize): New function.
3756 (Output_section_incremental_inputs::set_final_data_size): New function.
3757 (Output_section_incremental_inputs::do_write): New function.
3758 (Output_section_incremental_inputs::write_header): New function.
3759 (Output_section_incremental_inputs::write_input_files): New function.
3760 (Output_section_incremental_inputs::write_info_blocks): New function.
3761 (Output_section_incremental_inputs::write_symtab): New function.
3762 * incremental.h (Incremental_script_entry): Forward declaration.
3763 (Incremental_object_entry): Forward declaration.
3764 (Incremental_archive_entry): Forward declaration.
3765 (Incremental_inputs): Forward declaration.
3766 (Incremental_inputs_header_data): Remove.
3767 (Incremental_inputs_header): Remove.
3768 (Incremental_inputs_header_write): Remove.
3769 (Incremental_inputs_entry_data): Remove.
3770 (Incremental_inputs_entry): Remove.
3771 (Incremental_inputs_entry_write): Remove.
3772 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3773 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3774 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3775 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3777 (Incremental_input_entry): New class.
3778 (Incremental_script_entry): New class.
3779 (Incremental_object_entry): New class.
3780 (Incremental_archive_entry): New class.
3781 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3782 (Incremental_inputs::report_inputs): Remove.
3783 (Incremental_inputs::report_archive): Remove.
3784 (Incremental_inputs::report_archive_begin): New function.
3785 (Incremental_inputs::report_archive_end): New function.
3786 (Incremental_inputs::report_object): Change prototype.
3787 (Incremental_inputs::report_input_section): New function.
3788 (Incremental_inputs::report_script): Change prototype.
3789 (Incremental_inputs::get_reloc_count): New function.
3790 (Incremental_inputs::set_reloc_count): New function.
3791 (Incremental_inputs::create_data_sections): New function.
3792 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3793 (Incremental_inputs::inputs_section): New function.
3794 (Incremental_inputs::symtab_section): New function.
3795 (Incremental_inputs::relocs_section): New function.
3796 (Incremental_inputs::get_stringpool): Add const.
3797 (Incremental_inputs::command_line): Add const.
3798 (Incremental_inputs::inputs): Remove.
3799 (Incremental_inputs::command_line_key): New function.
3800 (Incremental_inputs::input_file_count): New function.
3801 (Incremental_inputs::input_files): New function.
3802 (Incremental_inputs::relocs_entsize): New function.
3803 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3804 (Incremental_inputs::finalize_inputs): Remove.
3805 (Incremental_inputs::Input_info): Remove.
3806 (Incremental_inputs::lock_): Remove.
3807 (Incremental_inputs::inputs_): Change type.
3808 (Incremental_inputs::inputs_map_): Remove.
3809 (Incremental_inputs::current_object_entry_): New data member.
3810 (Incremental_inputs::inputs_section_): New data member.
3811 (Incremental_inputs::symtab_section_): New data member.
3812 (Incremental_inputs::relocs_section_): New data member.
3813 (Incremental_inputs::reloc_count_): New data member.
3814 (Incremental_inputs_reader): New class.
3815 (Incremental_symtab_reader): New class.
3816 (Incremental_relocs_reader): New class.
3817 * layout.cc (Layout::finalize): Move finalization of incremental info
3818 and creation of incremental info sections to follow finalization of
3819 symbol table. Set offsets for postprocessing sections.
3820 (Layout::create_incremental_info_sections): Call
3821 Incremental_inputs::create_data_sections. Add incremental symtab
3822 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3823 sections to layout after input sections.
3824 * layout.h (struct Timespec): Forward declaration.
3825 (Layout::incremental_inputs): Add const.
3826 (Layout::create_incremental_info_sections): Add parameter.
3827 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3828 * object.cc: Include incremental.h.
3829 (Relobj::finalize_incremental_relocs): New function.
3830 (Sized_relobj::do_layout): Record input sections in incremental info.
3831 * object.h (Object::output_section): New function.
3832 (Object::output_section_offset): Moved from Relobj.
3833 (Object::get_incremental_reloc_base): New function.
3834 (Object::get_incremental_reloc_count): New function.
3835 (Object::do_output_section): New function.
3836 (Object::do_output_section_offset): Moved from Relobj.
3837 (Object::do_get_incremental_reloc_base): New function.
3838 (Object::do_get_incremental_reloc_count): New function.
3839 (Object::Object): Initialize new data members.
3840 (Relobj::output_section): Renamed do_output_section and moved to
3842 (Relobj::output_section_offset): Moved to Object.
3843 (Relobj::do_get_incremental_reloc_base): New function.
3844 (Relobj::do_get_incremental_reloc_count): New function.
3845 (Relobj::allocate_incremental_reloc_counts): New function.
3846 (Relobj::count_incremental_reloc): New function.
3847 (Relobj::finalize_incremental_relocs): New function.
3848 (Relobj::next_incremental_reloc_index): New function.
3849 (Relobj::reloc_counts_): New data member.
3850 (Relobj::reloc_bases_): New data member.
3851 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3852 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3853 (Sized_relobj::incremental_relocs_scan): New function.
3854 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3855 (Sized_relobj::incremental_relocs_write): New function.
3856 (Sized_relobj::incremental_relocs_write_reltype): New function.
3857 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3859 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3860 archives and object files elsewhere.
3861 (Add_symbols::run): Report object files here.
3862 (Finish_group::run): Report end of archive at end of group.
3863 * reloc.cc: Include layout.h, incremental.h.
3864 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3865 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3866 (Sized_relobj::incremental_relocs_scan): New function.
3867 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3868 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3869 (Sized_relobj::incremental_relocs_write): New function.
3870 (Sized_relobj::incremental_relocs_write_reltype): New function.
3871 * script.cc (read_input_script): Rewrite test for incremental link.
3872 Change call to Incremental_inputs::report_script.
3873 * symtab.h (Symbol_table::first_global_index): New function.
3874 (Symbol_table::output_count): New function.
3876 2010-08-12 Doug Kwan <dougkwan@google.com>
3878 * arm.cc (Target_arm::merge_object_attributes): Check command line
3879 options --no-wchar-size-warning and --no-enum-size-warning.
3880 * options.h (General_options): Add ld-compatible options
3881 --no-enum-size-warning and --no-wchar-size-warning.
3883 2010-08-04 Ian Lance Taylor <iant@google.com>
3885 * x86_64.cc (Target_x86_64::Scan::local): Use
3886 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3887 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3888 (Target_x86_64::Scan::global): Likewise.
3889 (Target_x86_64::Relocate::relocate): Likewise.
3890 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3893 2010-08-03 Cary Coutant <ccoutant@google.com>
3895 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3896 to reserve space in merged_strings vector. Keep total input size
3898 (Output_merge_string::do_print_merge_stats): Print total input size.
3899 * merge.h (Output_merge_string): Add input_size_ field.
3900 * stringpool.cc (Stringpool_template::string_length): Move
3901 implementations out of Stringpool_template class and place in
3903 * stringpool.h (string_length): Move out of Stringpool_template.
3905 2010-08-03 Ian Lance Taylor <iant@google.com>
3908 * layout.cc (relaxation_loop_body): If address of load segment is
3909 set, adjust address to include headers if possible.
3911 2010-08-03 Ian Lance Taylor <iant@google.com>
3913 * version.cc (version_string): Bump to 1.10.
3915 2010-08-03 Ian Lance Taylor <iant@google.com>
3918 * layout.h (enum Output_section_order): Define.
3919 (class Layout): Update declarations.
3920 * layout.cc (Layout::get_output_section): Add order parameter.
3921 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3922 is_first_non_relro parameters. Change all callers.
3923 (Layout::choose_output_section): Likewise.
3924 (Layout::add_output_section_data): Likewise.
3925 (Layout::make_output_section): Likewise. Set order.
3926 (Layout::default_section_order): New function.
3927 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3928 * output.cc (Output_section::Output_section): Initialize order_.
3929 Don't initialize deleted fields.
3930 (Output_segment::Output_segment): Don't initialize deleted
3932 (Output_segment::add_output_section_to_load): New function
3933 replacing add_output_section. Change all callers to call this or
3934 add_output_section_to_nonload.
3935 (Output_segment::add_output_section_to_nonload): New function.
3936 (Output_segment::remove_output_section): Rewrite.
3937 (Output_segment::add_initial_output_data): Likewise.
3938 (Output_segment::has_any_data_sections): Likewise.
3939 (Output_segment::is_first_section_relro): Likewise.
3940 (Output_segment::maximum_alignment): Likewise.
3941 (Output_segment::has_dynamic_reloc): New function replacing
3942 dynamic_reloc_count. Change all callers.
3943 (Output_segment::has_dynamic_reloc_list): New function replacing
3944 dynamic_reloc_count_list. Change all callers.
3945 (Output_segment::set_section_addresses): Rewrite.
3946 (Output_segment::set_offset): Rewrite.
3947 (Output_segment::find_first_and_last_list): Remove.
3948 (Output_segment::set_tls_offsets): Rewrite.
3949 (Output_segment::first_section_load_address): Likewise.
3950 (Output_segment::output_section_count): Likewise.
3951 (Output_segment::section_with_lowest_load_address): Likewise.
3952 (Output_segment::write_section_headers): Likewise.
3953 (Output_segment::print_sections_to_map): Likewise.
3954 * output.h (class Output_data): Remove dynamic_reloc_count_
3955 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3956 (Output_data::add_dynamic_reloc): Rewrite.
3957 (Output_data::has_dynamic_reloc): New function.
3958 (Output_data::dynamic_reloc_count): Remove.
3959 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3960 is_last_relro_, is_first_non_relro_, is_interp_,
3961 is_dynamic_linker_section_ fields. Add order and set_order
3962 functions. Remove is_relro_local, set_is_relro_local,
3963 is_last_relro, set_is_last_relro, is_first_non_relro,
3964 set_is_first_non_relro functions, is_interp, set_is_interp,
3965 is_dynamic_linker_section, and set_is_dynamic_linker_section
3967 (class Output_segment): Change Output_data_list from std::list to
3968 std:;vector. Add output_lists_ field. Remove output_data_ and
3969 output_bss_ fields. Update declarations.
3971 2010-08-02 Ian Lance Taylor <iant@google.com>
3973 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3974 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3975 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3977 2010-08-02 Ian Lance Taylor <iant@google.com>
3980 * script.cc (Script_options::Script_options): Initialize
3981 symbol_definitions_ and symbol_references_.
3982 (Script_options::add_symbol_assignment): Update
3983 symbol_definitions_ and symbol_references_.
3984 (Script_options::add_symbol_reference): New function.
3985 (script_symbol): New function.
3986 * script.h (class Script_options): Add symbol_definitions_ and
3987 symbol_references_ fields.
3988 (Script_options::referenced_const_iterator): New type.
3989 (Script_options::referenced_begin): New function.
3990 (Script_options::referenced_end): New function.
3991 (Script_options::is_referenced): New function.
3992 (Script_options::any_unreferenced): New function.
3993 * script-c.h (script_symbol): Declare.
3994 * yyscript.y (exp): Call script_symbol.
3995 * symtab.cc: Include "script.h".
3996 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3997 Change all callers. Check symbols referenced by scripts.
3998 (Symbol_table::add_undefined_symbols_from_command_line): Add
3999 layout parameter. Change all callers.
4000 (Symbol_table::do_add_undefined_symbols_from_command_line):
4001 Likewise. Break out loop body. Check symbols referenced by
4003 (Symbol_table::add_undefined_symbol_from_command_line): New
4004 function broken out of
4005 do_add_undefined_symbols_from_command_line.
4006 * symtab.h (class Symbol_table): Update declarations.
4007 * archive.cc: Include "layout.h".
4008 (Archive::should_include_member): Add layout parameter. Change
4009 all callers. Check for symbol mentioned in expression.
4010 * archive.h (class Archive): Update declaration.
4011 * object.cc (Sized_relobj::do_should_include_member): Add layout
4013 * object.h (Object::should_include_member): Add layout parameter.
4015 (Object::do_should_include_member): Add layout parameter.
4016 (class Sized_relobj): Update declaration.
4017 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
4019 * dynobj.h (class Sized_dynobj): Update declaration.
4020 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
4022 * plugin.h (class Sized_pluginobj): Update declaration.
4024 2010-08-02 Ian Lance Taylor <iant@google.com>
4027 * output.cc (Output_segment::set_offset): Search for the first and
4028 last sections rather than assuming that the list is in order.
4029 (Output_segment::find_first_and_last_list): New function.
4030 * output.h (class Output_segment): Update declarations.
4031 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4032 (relro_strip_test_SOURCES): New variable.
4033 (relro_strip_test_DEPENDENCIES): New variable.
4034 (relro_strip_test_LDFLAGS): New variable.
4035 (relro_strip_test_LDADD): New variable.
4036 (relro_strip_test.so): New target.
4038 2010-08-02 Ian Lance Taylor <iant@google.com>
4040 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
4041 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
4042 (Target_i386::got_tlsdesc_section): New function.
4043 (Target_i386::got_section): Create space for GOT entries for
4044 TLSDESC relocations.
4045 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
4047 (Target_i386::Scan::global): Likewise.
4048 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
4050 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
4051 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
4052 (Target_x86_64::got_tlsdesc_section): New function.
4053 (Target_x86_64::got_section): Create space for GOT entries for
4054 TLSDESC relocations.
4055 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
4057 (Target_x86_64::Scan::global): Likewise.
4058 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
4061 2010-08-02 Ian Lance Taylor <iant@google.com>
4063 * testsuite/final_layout.sh: Use dc to convert from hex to
4066 2010-07-29 Sriraman Tallam <tmsriram@google.com>
4068 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
4069 paramter to the call to gold::gc_process_relocs.
4070 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
4071 paramter to the call to gold::gc_process_relocs.
4072 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
4073 parameter to the call to gold::gc_process_relocs.
4074 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
4075 template parameter to the call to gold::gc_process_relocs.
4076 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
4077 paramter to the call to gold::gc_process_relocs.
4078 * gc.h (get_embedded_addend_size): New function.
4079 (gc_process_relocs): Save the size of the reloc for use by ICF.
4080 * icf.cc (get_section_contents): Get the addend from the text section
4081 for SHT_REL relocation sections.
4082 * icf.h (Icf::Reloc_addend_size_info): New typedef.
4083 (Icf::Reloc_info): Add new member reloc_addend_size_info.
4084 * int_encoding.h (read_from_pointer): New overloaded function.
4085 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
4086 * testsuite/icf_sht_rel_addend_test.sh: New file.
4087 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
4088 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
4090 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4092 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4093 * Makefile.in: Regenerate.
4094 * testsuite/Makefile.in: Regenerate.
4096 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
4098 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
4099 * gold/testsuite/debug_msg.cc: Likewise.
4100 * gold/testsuite/odr_violation1.cc
4101 * gold/testsuite/odr_violation2.cc
4103 2010-07-21 Cary Coutant <ccoutant@google.com>
4105 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4106 string, and length fields.
4107 (Output_merge_string::Merged_strings_list): New type.
4108 (Output_merge_string::Merged_strings_lists): New typedef.
4109 (Output_merge_string): Replace merged_strings_ with
4110 merged_strings_lists_.
4111 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
4112 Merged_strings_list per input object and section. Don't store pointer
4113 to the string. Don't store length with each merged string entry.
4114 (Output_merge_string::finalize_merged_data): Loop over list of merged
4115 strings lists. Recompute length of each merged string.
4117 2010-07-15 Cary Coutant <ccoutant@google.com>
4119 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
4122 2010-07-14 Ian Lance Taylor <iant@google.com>
4124 * descriptors.cc (Descriptors::open): Report correct name in error
4127 2010-07-13 Doug Kwan <dougkwan@google.com>
4129 * arm.cc (Arm_input_section::Arm_input_section): For a
4130 SHT_ARM_EXIDX section, always keeps the input sections.
4131 (Arm_input_section::set_exidx_section_link): New method.
4132 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
4133 has_errors_ to false.
4134 (Arm_exidx_input_section::has_errors,
4135 Arm_exidx_input_section::set_has_errors): New methods.
4136 (Arm_exidx_input_section::has_errors_): New data member.
4137 (Arm_relobj::get_exidx_shndx_list): New method.
4138 (Arm_output_section::append_text_sections_to_list): Do not skip
4139 section without SHF_EXECINSTR.
4140 (Arm_output_section::fix_exidx_coverage): Skip input sections with
4142 (Arm_relobj::make_exidx_input_section): Add new parameter for text
4143 section header. Make error messages more verbose. Check for
4144 a non-executable section linked to an EXIDX section.
4145 (Arm_relobj::do_read_symbols): Remove error checking, which has been
4146 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
4147 check that there is no deferred EXIDX section if we exit early.
4148 Instead of not making an EXIDX section in case of an error, make one
4149 and set the has_errors flag of it.
4150 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
4151 in a relocatable link.
4152 (Target_arm::do_relax): Look for the EXIDX output section instead of
4153 assuming that it is called .ARM.exidx.
4154 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4155 section list. Do not check for SHF_EXECINSTR section flags but
4156 skip any input section with errors.
4157 * output.cc (Output_section::Output_section): Initialize
4158 always_keeps_input_sections_ to false.
4159 (Output_section::add_input_section): Check for
4160 always_keeps_input_sections_.
4161 * output.h (Output_section::always_keeps_input_sections,
4162 Output_section::set_always_keeps_input_sections): New methods.
4163 (Output_section::always_keeps_input_sections): New data member.
4165 2010-07-13 Rafael Espindola <espindola@google.com>
4167 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4168 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4170 2010-07-13 Philip Herron <herron.philip@googlemail.com>
4171 Ian Lance Taylor <iant@google.com>
4173 * output.h (Output_section_lookup_maps::add_merge_section):
4174 Correct check of whether value was inserted.
4175 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4176 (Output_section_lookup_maps::add_relaxed_input_section):
4178 * arm.cc (Target_arm::got_section): Remove used local os.
4179 * i386.cc (Target_i386::got_section): Likewise.
4180 * x86_64.cc (Target_x86_64::got_section): Likewise.
4181 * sparc.cc (Target_sparc::got_section): Likewise.
4182 (Target_sparc::relocate): Remove unused local have_got_offset.
4183 * powerpc.cc (Target_powerpc::relocate): Likewise.
4185 2010-07-13 Ian Lance Taylor <iant@google.com>
4187 * compressed_output.cc (zlib_decompress): Fix signature in
4190 * archive.cc (Archive::include_member): Unlock an external member
4191 of a thin archive. Don't bother to delete an object we know is
4194 2010-07-12 Cary Coutant <ccoutant@google.com>
4196 * compressed_output.cc (zlib_decompress): New function.
4197 (get_uncompressed_size): New function.
4198 (decompress_input_section): New function.
4199 * compressed_output.h (get_uncompressed_size): New function.
4200 (decompress_input_section): New function.
4201 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4202 Handle compressed debug sections.
4203 * layout.cc (is_compressed_debug_section): New function.
4204 (Layout::output_section_name): Map compressed section names to
4206 * layout.h (is_compressed_debug_section): New function.
4207 (is_debug_info_section): Recognize compressed debug sections.
4208 * merge.cc: Include compressed_output.h.
4209 (Output_merge_data::do_add_input_section): Handle compressed
4211 (Output_merge_string::do_add_input_section): Handle compressed
4213 * object.cc: Include compressed_output.h.
4214 (Sized_relobj::Sized_relobj): Initialize new data members.
4215 (build_compressed_section_map): New function.
4216 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4217 * object.h (Object::section_is_compressed): New method.
4218 (Object::do_section_is_compressed): New method.
4219 (Sized_relobj::Compressed_section_map): New type.
4220 (Sized_relobj::do_section_is_compressed): New method.
4221 (Sized_relobj::compressed_sections_): New data member.
4222 * output.cc (Output_section::add_input_section): Handle compressed
4224 * reloc.cc: Include compressed_output.h.
4225 (Sized_relobj::write_sections): Handle compressed debug sections.
4227 2010-07-08 Cary Coutant <ccoutant@google.com>
4229 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4230 weak when resolving to a dynamic def.
4231 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4232 for weak undef/dynamic def cases. Adjust callers.
4233 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4234 undef_binding_weak_.
4235 (Symbol_table::sized_write_globals): Adjust symbol binding.
4236 (Symbol_table::sized_write_symbol): Add binding parameter.
4237 * symtab.h (Symbol::set_undef_binding): New method.
4238 (Symbol::is_undef_binding_weak): New method.
4239 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4240 (Symbol_table::should_override): Add new parameter.
4241 (Symbol_table::sized_write_symbol): Add new parameter.
4243 * testsuite/weak_undef_file1.cc: Add new test case.
4244 * testsuite/weak_undef_file2.cc: Fix header comment.
4245 * testsuite/weak_undef_test.cc: Add new test case.
4247 2010-06-29 Doug Kwan <dougkwan@google.com>
4249 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4250 Initialize USE_SYMBOL_.
4251 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4253 (Arm_reloc_property::uses_symbol_): New data member declaration.
4254 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4255 uses symbol value and symbol is undefined but not weakly undefined.
4257 2010-06-28 Rafael Espindola <espindola@google.com>
4259 * plugin.cc (Plugin::load): Use dlerror.
4261 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4263 * symtab.cc (detect_odr_violations): When reporting an ODR
4264 violation, report an object where the symbol is defined.
4266 2010-06-25 Doug Kwan <dougkwan@google.com>
4268 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4269 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4271 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4272 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4273 target hook to detect function points.
4274 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4275 * icf.h (Icf::check_section_for_function_pointers): Change type of
4276 parameter SECTION_NAME to const reference to std::string. Use
4277 target hook to determine if section may have unsafe pointers.
4278 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4281 2010-06-21 Rafael Espindola <espindola@google.com>
4283 * fileread.cc (Input_file::find_fie): New
4284 (Input_file::open): Use Input_file::find_fie.
4285 * fileread.h (Input_file::find_fie): New
4286 * plugin.cc (set_extra_library_path): New.
4287 (Plugin::load): Add set_extra_library_path to the transfer vector.
4288 (Plugin_manager::set_extra_library_path): New.
4289 (Plugin_manager::add_input_file): Use the extra search path if set.
4290 (set_extra_library_path(): New.
4291 * plugin.h (Plugin_manager): Add set_extra_library_path and
4294 2010-06-19 Cary Coutant <ccoutant@google.com>
4296 * layout.cc (gdb_sections): Add .debug_types.
4297 (lines_only_debug_sections): Likewise.
4299 2010-06-18 Rafael Espindola <espindola@google.com>
4301 * plugin.cc (add_input_file,add_input_library)
4302 (Plugin_manager::add_input_file): Make filename arguments const.
4303 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4306 2010-06-16 Doug Kwan <dougkwan@google.com>
4308 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4309 .ARM.attributes section if we have not merged any input
4310 attributes sections.
4312 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4314 * arm.cc: Allow combining objects with no EABI version
4317 2010-06-15 Rafael Espindola <espindola@google.com>
4319 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4321 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4323 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4324 (struct iovec): Correct !HAVE_READV definition.
4326 2010-06-10 Cary Coutant <ccoutant@google.com>
4328 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4329 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4331 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4334 * symtab.h (Symbol::is_placeholder): New member function.
4335 * target-reloc.h (relocate_section): Check for placeholder symbols.
4337 * testsuite/Makefile.am (plugin_test_8): New test.
4338 (plugin_test_9): New test.
4339 * testsuite/Makefile.in: Regenerate.
4341 2010-06-09 Nick Clifton <nickc@redhat.com>
4343 * yyscript.y (input_list_element): Allow strings prefixed with
4344 the '-' character. Treat these as libraries.
4345 * script.cc (script_add_library): New function. Adds a library
4346 specified by "-l<name>" found in an input script.
4347 * script-c.h: Add prototype for script_add_library.
4349 2010-06-07 Doug Kwan <dougkwan@google.com>
4351 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4352 Restrict stub-group size to be within long conditional branch
4353 range when working around cortex-A8 erratum.
4355 2010-06-07 Damien Diederen <dd@crosstwine.com>
4357 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4360 2010-06-03 Sriraman Tallam <tmsriram@google.com>
4364 (Output_section::Input_section_sort_entry::compare_section_ordering):
4365 Change to return non-zero correctly.
4366 (Output_section::Input_section_sort_section_order_index_compare
4367 ::operator()): Change to fix ambiguity in comparisons.
4369 2010-06-01 Sriraman Tallam <tmsriram@google.com>
4371 * gold.h (is_wildcard_string): New function.
4372 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4373 (Layout::layout_eh_frame): Ditto.
4374 (Layout::find_section_order_index): New method.
4375 (Layout::read_layout_from_file): New method.
4376 * layout.h (Layout::find_section_order_index): New method.
4377 (Layout::read_layout_from_file): New method.
4378 (Layout::input_section_position_): New private member.
4379 (Layout::input_section_glob_): New private member.
4380 * main.cc (main): Call read_layout_from_file here.
4381 * options.h (--section-ordering-file): New option.
4382 * output.cc (Output_section::input_section_order_specified_): New
4384 (Output_section::Output_section): Initialize new member.
4385 (Output_section::add_input_section): Add new parameter.
4386 Keep input sections when --section-ordering-file is used.
4387 (Output_section::set_final_data_size): Sort input sections when
4388 section ordering file is specified.
4389 (Output_section::Input_section_sort_entry): Add new parameter.
4391 (Output_section::Input_section_sort_entry::compare_section_ordering):
4393 (Output_section::Input_section_sort_compare::operator()): Change to
4394 consider section_order_index.
4395 (Output_section::Input_section_sort_init_fini_compare::operator()):
4396 Change to consider section_order_index.
4397 (Output_section::Input_section_sort_section_order_index_compare
4398 ::operator()): New method.
4399 (Output_section::sort_attached_input_sections): Change to sort
4400 according to section order when specified.
4401 (Output_section::add_input_section<32, true>): Add new parameter.
4402 (Output_section::add_input_section<64, true>): Add new parameter.
4403 (Output_section::add_input_section<32, false>): Add new parameter.
4404 (Output_section::add_input_section<64, false>): Add new parameter.
4405 * output.h (Output_section::add_input_section): Add new parameter.
4406 (Output_section::input_section_order_specified): New
4408 (Output_section::set_input_section_order_specified): New method.
4409 (Input_section::Input_section): Initialize section_order_index_.
4410 (Input_section::section_order_index): New method.
4411 (Input_section::set_section_order_index): New method.
4412 (Input_section::section_order_index_): New member.
4413 (Input_section::Input_section_sort_section_order_index_compare): New
4415 (Output_section::input_section_order_specified_): New member.
4416 * script-sections.cc (is_wildcard_string): Delete and move modified
4418 (Output_section_element_input::Output_section_element_input): Modify
4419 call to is_wildcard_string.
4420 (Output_section_element_input::Input_section_pattern
4421 ::Input_section_pattern): Ditto.
4422 (Output_section_element_input::Output_section_element_input): Ditto.
4423 * testsuite/Makefile.am (final_layout): New test case.
4424 * testsuite/Makefile.in: Regenerate.
4425 * testsuite/final_layout.cc: New file.
4426 * testsuite/final_layout.sh: New file.
4428 2010-06-01 Rafael Espindola <espindola@google.com>
4430 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4432 2010-06-01 Rafael Espindola <espindola@google.com>
4434 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4435 visibility of symbols.
4437 2010-05-27 Doug Kwan <dougkwan@google.com>
4439 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4440 from start of output section instead of address for a local symbol
4441 in a merged or relaxed section when doing a relocatable link.
4443 2010-05-26 Rafael Espindola <espindola@google.com>
4446 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4447 adding sections the garbage collector removed.
4448 * gold/testsuite/Makefile.am: Add test.
4449 * gold/testsuite/Makefile.in: Regenerate.
4450 * gold/testsuite/plugin_test_7.sh: New.
4451 * gold/testsuite/plugin_test_7_1.c: New.
4452 * gold/testsuite/plugin_test_7_2.c: New.
4454 2010-05-26 Rafael Espindola <espindola@google.com>
4456 * script-sections.cc (Output_section_definition::set_section_addresses):
4457 Check for --section-start.
4459 2010-05-26 Doug Kwan <dougkwan@google.com>
4461 * arm.cc (Arm_scan_relocatable_relocs): New class.
4462 (Target_arm::relocate_special_relocatable): New method.
4463 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4464 (Arm_relocate_functions::thumb_branch_common): Same.
4465 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4466 instead of Default_scan_relocatable_relocs.
4467 * target-reloc.h (relocate_for_relocatable): Let target handle
4468 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4469 * target.h (Sized_target::relocate_special_relocatable): New method.
4471 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4473 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4475 2010-05-23 Doug Kwan <dougkwan@google.com>
4477 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4479 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4480 with a direct branch, not a conditional branch, to a stub.
4481 * merge.cc (Output_merge_base::record_input_section): New method
4483 (Output_merge_data::do_add_input_section): Record input section if
4484 keeps-input-sections flag is set.
4485 (Output_merge_string::do_add_input_section): Ditto.
4486 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4487 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4489 (Output_merge_base::keeps_input_sections,
4490 Output_merge_base::set_keeps_input_sections,
4491 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4493 (Output_merge_base::Input_sections): New type declaration.
4494 (Output_merge_base::input_sections_begin,
4495 Output_merge_base::input_sections_end,
4496 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4497 (Output_merge_base::bool keeps_input_sections_,
4498 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4499 Output_merge_base::input_sections_): New data members.
4500 (Output_merge_data::do_set_keeps_input_sections): New method
4502 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4503 * output.cc (Output_section::Input_section::relobj): Move method
4504 defintion from class declaration to here and handle merge sections.
4505 (Output_section::Input_section::shndx): Ditto.
4506 (Output_section::Output_section): Remove initializations of removed
4507 data members and initialize new data member LOOKUP_MAPS_.
4508 (Output_section::add_input_section): Set keeps-input-sections flag
4509 for a newly created merge output section as appropriate. Adjust code
4510 to use Output_section_lookup_maps class.
4511 (Output_section::add_relaxed_input_section): Adjst code for lookup
4512 maps code refactoring.
4513 (Output_section::add_merge_input_section): Add a new parameter
4514 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4515 class. If adding input section to a newly created merge output
4516 section fails, remove the new merge section.
4517 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
4518 Adjust code for use of the Output_section_lookup_maps class.
4519 (Output_section::find_merge_section): Ditto.
4520 (Output_section::build_lookup_maps): New method defintion.
4521 (Output_section::find_relaxed_input_section): Adjust code to use
4522 Output_section_lookup_maps class.
4523 (Output_section::get_input_sections): Export merge sections. Adjust
4524 code to use Output_section_lookup_maps class.
4525 (Output_section:::add_script_input_section): Adjust code to use
4526 Output_section_lookup_maps class. Update lookup maps for merge
4528 (Output_section::discard_states): Use Output_section_lookup_maps.
4529 (Output_section::restore_states): Same.
4530 * output.h (Merge_section_properties): Move class defintion out of
4532 (Output_section_lookup_maps): New class.
4533 (Output_section::Input_section::is_merge_section): New method
4535 (Output_section::Input_section::relobj): Move defintion out of class
4536 defintion. Declare method only.
4537 (Output_section::Input_section::shndx): Ditto.
4538 (Output_section::Input_section::output_merge_base): New method defintion.
4539 (Output_section::Input_section::u2_.pomb): New union field.
4540 (Output_section::Merge_section_by_properties_map,
4541 Output_section::Output_section_data_by_input_section_map,
4542 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4544 (Output_section::add_merge_input_section): Add new parameter
4545 KEEPS_INPUT_SECTIONS.
4546 (Output_section::build_lookup_maps): New method declaration.
4547 (Output_section::merge_section_map_,
4548 Output_section::merge_section_by_properties_map_,
4549 Output_section::relaxed_input_section_map_,
4550 Output_section::is_relaxed_input_section_map_valid_): Remove data
4552 (Output_section::lookup_maps_): New data member.
4554 2010-05-21 Doug Kwan <dougkwan@google.com>
4557 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4558 avoid a compilation error.
4560 2010-05-19 Rafael Espindola <espindola@google.com>
4562 * script-sections.cc (Output_section_definition::allocate_to_segment):
4563 Update the phdrs_list even when the output section is NULL.
4564 * testsuite/Makefile.am: Add test.
4565 * testsuite/Makefile.in: Regenerate.
4566 * testsuite/script_test_9.cc: New.
4567 * testsuite/script_test_9.sh: New.
4568 * testsuite/script_test_9.t: New.
4570 2010-05-19 Doug Kwan <dougkwan@google.com>
4572 * arm.cc (Arm_input_section::original_size): New method.
4573 (Arm_input_section::do_addralign): Add a cast.
4574 (Arm_input_section::do_output_offset): Remove static cast.
4575 (Arm_input_section::original_addralign,
4576 Arm_input_section::original_size_): Change type to uint32_t.
4577 (Arm_input_section::init): Add safe casts for section alignment
4579 (Arm_input_section::set_final_data_size): Do not set address and
4580 offset of stub table.
4581 (Arm_output_section::fix_exidx_coverage): Change use of of
4582 Output_section::Simple_input_section to that of
4583 Output_section::Input_section.
4584 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4585 except for the first pass.
4586 * output.cc (Output_section::get_input_sections): Change type of
4587 input_sections to std::list<Input_section>.
4588 (Output_section::add_script_input_section): Rename from
4589 Output_section::add_simple_input_section. Change type of SIS
4590 parameter from Simple_input_section to Input_section.
4591 * output.h (Output_section::Simple_input_section): Remove class.
4592 (Output_section::Input_section): Change class visibility to public.
4593 (Output_section::Input_section::addralign): Use stored alignments
4594 for special input sections if set.
4595 (Output_section::Input_section::set_addralign): New method.
4596 (Output_section::get_input_sections): Change parameter type from
4597 list of Simple_input_section to list of Input_section.
4598 (Output_section::add_script_input_section): Rename from
4599 Output_section::add_simple_input_section. Change first parameter's
4600 type from Simple_input_section to Input_section and remove the
4601 second and third parameters.
4602 * script-sections.cc (Input_section::Input_section_list): Change
4603 type to list of Output_section::Input_section/
4604 (Input_section_info::Input_section_info): Change parameter type of
4605 INPUT_SECTION to Output_section::Input_section.
4606 (Input_section_info::input_section): Change return type.
4607 (Input_section_info::input_section_): Change type to
4608 Output_section::Input_section.
4609 (Output_section_element_input::set_section_addresses): Adjust code
4610 to use Output_section::Input_section instead of
4611 Output_section::Simple_input_section. Adjust code for renaming
4612 of Output_section::add_simple_input_section.
4613 (Orphan_output_section::set_section_addresses): Ditto.
4615 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4617 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4618 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4620 2010-05-18 Rafael Espindola <espindola@google.com>
4622 * options.cc (General_options::finalize): Handle -nostdlib.
4623 * options.h (nostdlib): New option.
4624 * script.cc (script_add_search_dir): Handle -nostdlib.
4626 2010-05-12 Doug Kwan <dougkwan@google.com>
4628 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4629 attributes section only if there no attributes section after merging.
4630 (Target_arm::merge_object_attributes): Move value of
4631 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
4632 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4633 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4634 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4635 and arm_attr_merge_7.stdout.
4636 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4637 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4638 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4639 arm_attr_merge_7b.o): New rules.
4640 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4642 * testsuite/Makefile.in: Regenerate.
4643 * testsuite/arm_attr_merge.sh: New file.
4644 * testsuite/arm_attr_merge_[67][ab].s: Same.
4646 2010-05-05 Nick Clifton <nickc@redhat.com>
4648 * po/es.po: Updated Spanish translation.
4650 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4652 * Makefile.am (install-exec-local): Properly install gold as
4653 default cross linker.
4654 * Makefile.in: Regenerated.
4656 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4657 Nick Clifton <nickc@redhat.com>
4659 * configure.ac (install_as_default): Define and set to false
4660 unless --enable-gold or --enable-gold=both/gold has been
4662 * configure: Regenerate.
4664 * Makefile.am (install-exec-local): Install the executable as
4665 'ld.gold'. If install_as_default is true then also install it as
4667 * Makefile.in: Regenerated.
4669 2010-04-24 Ian Lance Taylor <iant@google.com>
4671 * layout.cc (Layout::layout_reloc): In relocatable link don't
4672 combine reloc sections for grouped sections.
4674 2010-04-23 Sriraman Tallam <tmsriram@google.com>
4676 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4677 sections that are not ordinary to icf.
4678 * icf.cc (get_section_contents): Handle relocation pointing to section
4679 with no object or shndx information.
4680 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4681 * testsuite/Makefile.in: Regenerate.
4682 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4683 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4685 2010-04-22 Ian Lance Taylor <iant@google.com>
4687 * expression.cc (Expression::Expression_eval_info): Add
4688 result_alignment_pointer field.
4689 (Expression::eval_with_dot): Add result_alignment_pointer
4690 parameter. Change all callers.
4691 (Expression::eval_maybe_dot): Likewise.
4692 (class Binary_expression): Add alignment_pointer parameter to
4693 left_value and right_value. Change all callers.
4694 (BINARY_EXPRESSION): Set result alignment.
4695 (class Trinary_expression): Add alignment_pointer parameter to
4696 arg2_value and arg3_value. Change all callers.
4697 (Trinary_cond::value): Set result alignment.
4698 (Max_expression::value, Min_expression::value): Likewise.
4699 (Align_expression::value): Likewise.
4700 * script-sections.cc (class Sections_element): Add dot_alignment
4701 parameter to set_section_addresses virtual function. Update
4703 (class Output_section_element): Likewise.
4704 (Script_sections::create_segments): Add dot_alignment parameter.
4706 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4707 (Script_sections::set_phdrs_clause_addresses): Likewise.
4708 * script-sections.h: Update declarations.
4709 * script.h: Update declarations.
4710 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4712 * testsuite/script_test_3.t: Set large alignment.
4713 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4714 segment has expected alignment.
4716 2010-04-22 Nick Clifton <nickc@redhat.com>
4718 * po/gold.pot: Updated by the Translation project.
4719 * po/vi.po: Updated Vietnamese translation.
4721 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4723 * testsuite/Makefile.am (check_PROGRAMS): Add
4724 icf_virtual_function_folding_test.
4725 * testsuite/Makefile.in: Regenerated.
4727 2010-04-15 Andrew Haley <aph@redhat.com>
4729 * options.h (merge_exidx_entries): New option.
4730 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4731 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4732 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4733 (Target_arm::merge_exidx_entries): New function.
4734 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4735 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4736 to Arm_exidx_fixup constructor.
4737 Add new arg, merge_exidx_entries.
4738 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4739 Arm_output_section::fix_exidx_coverage.
4741 2010-04-18 Sriraman Tallam <tmsriram@google.com>
4743 * icf.cc (get_section_contents): Check for preemptible functions.
4744 Ignore addend when appropriate.
4745 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4747 (add_from_relobj): Check for section folded.
4748 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4749 * symtab.h (should_add_dynsym_entry): Add new parameter.
4750 * target-reloc.h (scan_relocs): Check for section folded.
4751 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4752 Check reloc types for function pointers in shared objects.
4753 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4755 (icf_preemptible_functions_test): New test case.
4756 (icf_string_merge_test): New test case.
4757 * testsuite.Makefile.in: Regenerate.
4758 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4759 bar_glob. Refactor code.
4760 * testsuite/icf_preemptible_functions_test.cc: New file.
4761 * testsuite/icf_preemptible_functions_test.sh: New file.
4762 * testsuite/icf_string_merge_test.cc: New file.
4763 * testsuite/icf_string_merge_test.sh: New file.
4764 * testsuite/icf_virtual_function_folding_test.cc: New file.
4765 * testsuite/icf_virtual_function_folding_test.sh: New file.
4767 2010-04-14 Doug Kwan <dougkwan@google.com>
4769 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4770 for local symbol recounting if we remove a section due to ICF.
4771 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4772 there are no regular objects in input.
4774 2010-04-13 Doug Kwan <dougkwan@google.com>
4776 * arm.cc (Arm_input_section::set_final_data_size): Compute
4777 accurate final data size instead of using current data size.
4779 2010-04-09 Doug Kwan <dougkwan@google.com>
4781 * layout.cc (Layout::choose_output_section): Handle script section
4783 (Layout::make_output_section_for_script): Add section type parameter.
4784 Handle script section types.
4785 * layout.h (Layout::make_output_section_for_script): Add section
4787 * output.cc (Output_section::Output_section): Initialize data member
4789 (Output_section::do_reset_address_and_file_offset): Do not set address
4790 to 0 if section is a NOLOAD section.
4791 * output.h (Output_section::is_noload): New method.
4792 (Output_section::set_is_noload): Ditto.
4793 (Output_section::is_noload_): New data member.
4794 * script-c.h (Script_section_type): New enum type.
4795 (struct Parser_output_section_header): Add new file section_type.
4796 * script-sections.cc (Sections_element::output_section_name): Add
4797 parameter for returning script section type.
4798 (Output_section_definition::output_section_name): Ditto.
4799 (Output_section_definition::section_type)P; New method.
4800 (Output_section_definiton::script_section_type_name): Ditto.
4801 (Output_section_definition::script_section_type_): New data member.
4802 (Output_section_definition::Output_section_definition): Initialize
4803 data member Output_section_definition::script_section_type_.
4804 (Output_section_definition::create_sections): Pass script section type
4805 to Layout::make_output_section_for_script.
4806 (Output_section_definition::output_section_name): Return script
4807 section type to caller.
4808 (Output_section_definition::set_section_address): Do not advance
4809 dot value and load address if section type is NOLOAD. Set address
4810 of NOLOAD sections regardless of section flags.
4811 (Output_section_definition::print): Print section type if it is
4812 not SCRIPT_SECTION_TYPE_NONE.
4813 (Output_section_definition::section_type): New method.
4814 (Output_section_definition::script_section_type_name): Ditto.
4815 (Script_sections::output_section_name): Add new parameter
4816 PSECTION_TYPE for returning script section type. Pass it to
4817 section elements. Handle discard sections.
4818 (Sort_output_sections::operator()): Handle NOLOAD sections.
4819 * script-sections.h (Script_sections::Section_type): New enum type.
4820 (Script_sections::output_section_name): Add a new parameter for
4821 returning script section type.
4822 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4824 * yyscript.y (union): Add new field SECTION_TYPE.
4825 (COPY, DSECT, INFO, NOLOAD): New tokens.
4826 (opt_address_and_section_type): Change type to output_section_header.
4827 (section_type): New non-terminal
4828 (section_header): Handle section type.
4829 (opt_address_and_section_type): Return section type value.
4831 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4833 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4834 * testsuite/plugin_common_test_2.c (foo): Likewise.
4836 2010-04-08 Doug Kwan <dougkwan@google.com>
4838 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4840 * output.cc (Output_section::add_merge_input_section): Simplify
4841 code and return status of Output_merge_base::add_input_section.
4842 Update merge section map only if Output_merge_base::add_input_section
4845 2010-04-07 Doug Kwan <dougkwan@google.com>
4847 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4848 if section is marked as containing instructions but has no mapping
4850 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4851 correct section index.
4852 (Arm_relobj::find_linked_text_section): Ditto.
4854 2010-04-07 Cary Coutant <ccoutant@google.com>
4856 * archive.cc (include_member): Destroy Read_symbols_data object before
4858 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4859 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4860 (Read_symbols_data::~Read_symbols_data) New destructor.
4861 (Section_relocs::Section_relocs) New constructor.
4862 (Section_relocs::~Section_relocs) New destructor.
4863 (Read_relocs_data::Read_relocs_data) New constructor.
4864 (Read_relocs_data::~Read_relocs_data) New destructor.
4865 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4866 pointers to NULL after deleting.
4868 2010-04-07 Doug Kwan <dougkwan@google.com>
4870 * arm.cc: Replace "endianity" with "endianness" in comments.
4871 (Arm_exidx_cantunwind): Ditto.
4872 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4873 (Arm_relobj::merge_flags_and_attributes): New method.
4874 (Arm_relobj::merge_flags_and_attributes_): New data member.
4875 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4876 (Arm_relobj::scan_sections_for_stubs): Ditto.
4877 (Arm_relobj::do_read_symbols): Check to see if we really want to
4878 merge processor-specific flags and attributes. Exit early if
4879 an object is empty except for section names and the undefined symbol.
4880 (Target_arm::do_finalize_sections): Move check for ELF format to
4881 Arm_relobj::do_read_symbols. Merge processor specific flags and
4882 attributes from a regular object only when we have determined that
4883 it is aapropriate. Do not create an .ARM.attributes section in
4884 output if there is no regular input object.
4885 (Target_arm::merge_processor_specific_flags): Check
4886 --warn-mismatch before printing any error.
4887 (Target_arm::merge_object_attributes): Ditto.
4888 * gold.cc (queue_middle_tasks): Handle the case in which there is
4889 no regular object in input.
4890 * options.cc (General_options::parse_EB): New method.
4891 (General_options::parse_EL): Same.
4892 (General_options::General_options): Initialize endianness_.
4893 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4895 (General_options::Endianness): New enum.
4896 (General_options::endianness): New method.
4897 (General_options::endianness_): New data member.
4898 * parameters.cc (Parameters::set_options): Check target endianness.
4899 (Parameters::set_target_once): Ditto.
4900 (Parameters::check_target_endianness): New method.
4901 (parameters_force_valid_target): If either -EL or -EB is specified,
4902 use it to define endianness of default target.
4903 * parameters.h (Parameters::check_target_endianness): New method
4905 * target.h (class Target): Change "endianity" to "endianness"
4908 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4910 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4911 * configure: Regenerate.
4912 * Makefile.in: Regenerate.
4913 * testsuite/Makefile.in: Regenerate.
4915 2010-04-06 Cary Coutant <ccoutant@google.com>
4918 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4919 prevailing definitions of common symbols.
4920 * testsuite/plugin_test_6.sh: New test case.
4921 * testsuite/plugin_common_test_1.c: New test case.
4922 * testsuite/plugin_common_test_2.c: New test case.
4923 * testsuite/Makefile.am (plugin_test_6): New test case.
4924 * testsuite/Makefile.in: Regenerate.
4926 2010-04-06 Nick Clifton <nickc@redhat.com>
4928 * po/vi.po: New Vietnamese translation.
4930 2010-03-30 Doug Kwan <dougkwan@google.com>
4932 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4934 2010-03-25 Doug Kwan <dougkwan@google.com>
4936 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4937 to avoid a conversion warning on a 32-bit host.
4939 2010-03-24 Ian Lance Taylor <iant@google.com>
4941 * testsuite/script_test_3.t: Add a TLS segment.
4942 * testsuite/Makefile.am (check_PROGRAMS): Add
4943 tls_phdrs_script_test.
4944 (tls_phdrs_script_test_SOURCES): Define.
4945 (tls_phdrs_script_test_DEPENDENCIES): Define.
4946 (tls_phdrs_script_test_LDFLAGS): Define.
4947 (tls_phdrs_script_test_LDADD): Define.
4948 * testsuite/Makefile.in: Rebuild.
4950 2010-03-23 Cary Coutant <ccoutant@google.com>
4952 * fileread.cc (find_or_make_view): Fix comment.
4954 2010-03-23 Ian Lance Taylor <iant@google.com>
4956 * script-sections.cc (class Orphan_section_placement): Define
4957 PLACE_TLS and PLACE_TLS_BSS.
4958 (Orphan_section_placement::Orphan_section_placement): Initialize
4960 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4961 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4962 (tls_script_test_SOURCES): Define.
4963 (tls_script_test_DEPENDENCIES): Define.
4964 (tls_script_test_LDFLAGS): Define.
4965 (tls_script_test_LDADD): Define.
4966 * testsuite/Makefile.in: Rebuild.
4968 2010-03-22 Doug Kwan <dougkwan@google.com>
4970 * arm.cc (Arm_relocate_functions::abs8,
4971 Arm_relocate_functions::abs16): Use correct check for overflow
4972 specified in the ARM ELF specs.
4973 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4974 target of a BLX instruction specially.
4975 (Reloc_stub::stub_type_for_reloc): Ditto.
4976 (Relocate::relocate): Use symbolic names instead of numeric relocation
4977 codes to report error.
4978 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4980 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4981 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4982 thumb2_blx_out_of_range.stdout
4983 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4984 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4985 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4986 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4987 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4988 thumb2_blx_in_range, thumb2_blx_in_range.o,
4989 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4990 thumb2_blx_out_of_range.o): New rules.
4991 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4992 thumb2_blx_in_range and thumb2_blx_out_of_range.
4993 * testsuite/Makefile.in: Regenerate.
4994 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4995 * testsuite/thumb_blx_in_range.s: New file.
4996 * testsuite/thumb_blx_out_of_range.s: New file.
4998 2010-03-22 Rafael Espindola <espindola@google.com>
5000 * archive.cc (Should_include): Move to archive.h.
5001 (should_include_member): Make it a member of Archive.
5003 (Add_lib_group_symbols): New.
5004 * archive.h: Include options.h.
5005 (Archive_member): Moved from Archive.
5006 (Should_include): Moved from archive.cc.
5008 (Add_lib_group_symbols): New.
5009 * dynobj.cc (do_should_include_member): New.
5010 * dynobj.h (do_should_include_member): New.
5011 * gold.cc (queue_initial_tasks): Update call to queue.
5012 * main.cc (main): Print lib group stats.
5013 * object.cc (do_should_include_member): New.
5014 * object.h: Include archive.h.
5015 (Object::should_include_member): New.
5016 (Object::do_should_include_member): New.
5017 (Sized_relobj::do_should_include_member): New.
5018 * options.cc (General_options::parse_start_lib): New.
5019 (General_options::parse_end_lib): New.
5020 (Input_arguments::add_file): Handle lib groups.
5021 (Input_arguments::start_group): Check we are not in a lib.
5022 (Input_arguments::start_lib): New.
5023 (Input_arguments::end_lib): New.
5024 * options.h (General_options): Add start_lib and end_lib.
5025 (Input_argument::lib_): New.
5026 (Input_argument::lib): New.
5027 (Input_argument::is_lib): New.
5028 (Input_file_lib): New.
5029 (Input_arguments::in_lib_): New.
5030 (Input_arguments::in_lib): New.
5031 (Input_arguments::start_lib): New.
5032 (Input_arguments::end_lib_): New.
5033 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
5034 in unused members as preempted.
5035 (Sized_pluginobj::do_should_include_member): New.
5036 * plugin.h (Sized_pluginobj::do_should_include_member): New.
5037 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
5039 (Read_symbols::do_whole_lib_group): New.
5040 (Read_symbols::do_lib_group): New.
5041 (Read_symbols::do_read_symbols): Handle lib groups.
5042 (Read_symbols::get_name): Handle lib groups.
5043 * readsyms.h (Read_symbols): Add an archive member pointer.
5044 (Read_symbols::do_whole_lib_group): New.
5045 (Read_symbols::do_lib_group): New.
5046 (Read_symbols::member_): New.
5047 * script.cc (read_input_script): Update call to queue_soon.
5049 2010-03-19 Doug Kwan <dougkwan@google.com>
5051 * arm.cc (Stub_table::Stub_table): Initialize new data members
5052 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5053 (Stub_table::add_reloc_stub): Assign stub offset and update
5054 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5055 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
5057 (Stub_table::update_data_size_and_addralign): Use
5058 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
5059 instead of going over all reloc stubs.
5060 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
5061 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5062 Stringpool_template::offset_ to size of Stringpool_char.
5063 (Stringpool_template::new_key_offset): Remove code to initialize
5064 Stringpool_template::offset_.
5065 * stringpool.h (Stringpool_template::set_no_zero_null): Set
5066 Stringpool_template::offset_ to zero.
5068 2010-03-15 Doug Kwan <dougkwan@google.com>
5070 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5072 (Stringpool_template::new_key_offset): New method.
5073 (Stringpool_template::add_string): Assign offsets when adding new
5075 (Stringpool_template::set_string_offsets): Do not set string offsets
5076 when not optimizing.
5077 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
5079 (Chunked_vector::clear): Clear size_.
5080 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
5081 (Chunked_vector::size): Return size_.
5082 (Chunked_vector::push_back): Use size_ to find insert position.
5083 (Chunked_vector::size_): New data member.
5084 (Stringpool_template::set_no_zero_null): Assert string set is empty.
5085 (Stringpool_template::new_key_offset): New method declaration.
5086 (Stringpool_template::offset_): New data member.
5088 2010-03-15 Rafael Espindola <espindola@google.com>
5090 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
5091 Add_symbols' constructor.
5092 * readsyms.h (Add_symbols): Remove the input_group member.
5094 2010-03-10 Ian Lance Taylor <iant@google.com>
5096 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
5097 target to ask whether a reference to a symbol requires a stack
5099 * target.h (Target::is_call_to_non_split): New function.
5100 (Target::do_is_call_to_non_split): Declare virtual function.
5101 * target.cc: Include "symtab.h".
5102 (Target::do_is_call_to_non_split): New function.
5103 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
5105 2010-03-10 Cary Coutant <ccoutant@google.com>
5107 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
5108 (File_read::open[1]): Remove initial mapping of whole_file_view_.
5109 (File_read::open[2]): Add whole_file_view_ to list of views.
5110 (File_read::make_view): Remove test of whole_file_view_.
5111 (File_read::find_or_make_view): Create whole_file_view_ if
5113 (File_read::clear_views): Replace bool parameter with enum;
5114 adjust all callers. Don't delete views with permanent data;
5115 do delete cached views and views from archives if
5116 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
5117 if clearing the corresponding view.
5118 * fileread.h (File_read::Clear_views_mode): New enum.
5119 (File_read::View::is_permanent_view): New method.
5120 (File_read::clear_views): Replace bool parameter
5121 with enum; adjust all callers.
5122 * options.h (General_options): Change keep_files_mapped option;
5123 add map_whole_files.
5124 * readsyms.cc (Add_symbols::run): Delete sd_ object before
5126 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
5129 2010-03-10 David S. Miller <davem@davemloft.net>
5131 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
5133 2010-03-09 Sriraman Tallam <tmsriram@google.com>
5135 * icf.cc (get_section_contents): Add '@' marker after processing the
5138 2010-03-08 Doug Kwan <dougkwan@google.com>
5140 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
5141 due to a conversion warning.
5142 (Arm_relobj::update_output_local_symbol_count): Check for local
5143 symbol with unset output index.
5145 2010-03-05 Ian Lance Taylor <iant@google.com>
5147 * options.h (class General_options): Add --spare-dynamic-tags.
5148 * output.cc (Output_data_dynamic::set_final_data_size): Implement
5149 --spare-dynamic-tags.
5151 2010-03-05 Ian Lance Taylor <iant@google.com>
5153 * incremental.cc: Include "libiberty.h".
5155 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5157 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5158 function, is_info_ member.
5159 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5160 (Versions::Versions): Update caller.
5161 (Versions::define_base_version): Likewise.
5162 (Versions::add_def): Likewise.
5164 2010-03-03 Sriraman Tallam <tmsriram@google.com>
5166 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5167 (Scan::possible_function_pointer_reloc): New function.
5168 (Scan::local_reloc_may_be_function_pointer): Change to call
5169 possible_function_pointer_reloc.
5170 (Scan::global_reloc_may_be_function_pointer): Ditto.
5171 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5172 relocations in ".data.rel.ro._ZTV" section.
5173 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5174 * testsuite/icf_safe_so_test.cc: Ditto.
5175 * testsuite/icf_safe_test.cc: Ditto.
5176 * testsuite/icf_safe_test.sh: Ditto.
5178 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5179 Ian Lance Taylor <iant@google.com>
5181 * target-reloc.h (relocate_section): Check the symbol table index
5182 for -1U before setting the local symbol index.
5183 (scan_relocatable_relocs): If copying the relocation, record that
5184 the local symbol is required.
5185 * object.h (Symbol_value::is_output_symtab_index_set): New
5187 (Symbol_value::may_be_discarded_from_output_symtab): New
5189 (Symbol_value::has_output_symtab_entry): New function.
5190 (Symbol_value::needs_output_symtab_entry): Remove.
5191 (Symbol_value::output_symtab_index): Make sure the symbol index is
5193 (Symbol_value::set_output_symtab_index): Make sure the symbol
5194 index is not set. Make sure the new index is valid.
5195 (Symbol_value::set_must_have_output_symtab_entry): New function.
5196 (Symbol_value::has_output_dynsym_entry): New function.
5197 (Symbol_value::set_output_dynsym_index): Make sure the new index
5199 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5200 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5201 local symbol if permitted.
5202 (Sized_relobj::do_finalize_local_symbols): Call
5203 is_output_symtab_index_set rather than needs_output_symtab_entry.
5204 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5205 rather than needs_output_symtab_entry. Call
5206 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5207 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5208 is_output_symtab_index_set rather than needs_output_symtab_entry.
5209 * testsuite/discard_locals_relocatable_test.c: New file.
5210 * testsuite/discard_locals_test.sh: Test -r.
5211 * testsuite/Makefile.am (check_DATA): Add
5212 discard_locals_relocatable_test1.syms,
5213 discard_local_relocatable_test2.syms.
5214 (MOSTLYCLEANFILES): Likewise. Also add
5215 discard_locals_relocatable_test1.lout and
5216 discard_locals_relocatable_test2.out.
5217 (discard_locals_relocatable_test1.syms): New target.
5218 (discard_locals_relocatable_test.o): New target.
5219 (discard_locals_relocatable_test1.out): New target.
5220 (discard_locals_relocatable_test2.syms): New target.
5221 (discard_locals_relocatable_test2.out): New target.
5222 (various): Add missing ../ld-new dependencies.
5223 * testsuite/Makefile.in: Rebuild.
5225 2010-03-03 Nick Clifton <nickc@redhat.com>
5227 * po/fi.po: New Finnish translation.
5229 2010-03-01 Doug Kwan <dougkwan@google.com>
5231 * layout.cc (Layout::Layout): Force section types of .init_array*,
5232 .preinit_array* and .fini_array* sections.
5233 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5234 Fix check of return value of std::string::find.().
5235 (Output_section::Input_section_sort_compare::operator()): Remove
5236 comment about .init_array.
5237 (Output_section::Input_section_sort_init_fini_compare::operator()):
5239 (Output_section::sort_attached_input_sections): Handle .init_array
5240 and .fini_array specially.
5241 * output.h (Output_section::Inut_section_sort_compare): Update
5243 (Output_section::Input_section_sort_init_fini_compare): New struct.
5245 2010-02-26 Doug Kwan <dougkwan@google.com>
5247 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5248 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5249 * testsuite/debug_msg.sh: Avoid matching source line number for
5250 use of global variable undef_int.
5252 2010-02-26 Doug Kwan <dougkwan@google.com>
5254 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5255 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5256 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5257 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5258 * options.cc (General_options::General_options): Initialize member
5260 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5261 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5262 and rm_no_fix_v4bx.stdout
5263 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5264 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5265 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5266 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5267 and arm_no_fix_v4bx.
5268 * Makefile.in: Regenerate.
5269 * testsuite/arm_fix_v4bx.s: New file.
5270 * testsuite/arm_fix_v4bx.sh: Ditto.
5272 2010-02-24 Doug Kwan <dougkwan@google.com>
5274 * arm.cc (Target_arm::got_section): Make the .got section the first
5275 non RELRO section in the data segment.
5276 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5277 suffixes of section names.
5279 2010-02-24 Doug Kwan <dougkwan@google.com>
5281 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5282 flags and attributes merging if an input file is a binary file.
5283 * fileread.cc (Input_file::open): Record format of original file.
5284 * fileread.h (Input_file::Format): New enum type.
5285 (Input_file::Input_file): Initialize data member format_.
5286 (Input_file::format): New method definition.
5287 (Input_file::format_):: New data member.
5289 2010-02-24 Doug Kwan <dougkwan@google.com>
5291 * arm.cc (Arm_output_data_got): New class.
5292 (ARM_TCB_SIZE): New constant
5293 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5294 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5295 If user uses a script with a SECTIONS clause, issue only a warning
5296 for a misplaced EXIDX input section. Otherwise, issue an error.
5297 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5299 (Target_arm::got_mode_index_entry): Handle static linking.
5300 (Target_arm::Scan::local): Ditto.
5301 (Target_arm::Scan::global): Ditto.
5302 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5303 all incorrectly implemented relocations.
5304 (Target_arm::fix_exidx_coverage): Pass layout to
5305 Arm_output_section::fix_exidx_coverage.
5306 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5307 from ".ARM.exidx." and ".ARM.extab.".
5309 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5311 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5312 section if it does not already exist.
5313 * attributes.cc (Attributes_section_data::Attributes_section_data):
5314 Don't crash if size is zero.
5316 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5317 Ian Lance Taylor <iant@google.com>
5319 * gold.cc (queue_middle_tasks): If no input files were opened,
5321 * workqueue.h (Task_function::Task_function): Assert that there is
5324 2010-02-22 Doug Kwan <dougkwan@google.com>
5326 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5327 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5328 types to avoid warnings due to different uint64_t implementations
5331 2010-02-21 Doug Kwan <dougkwan@google.com>
5333 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5334 handling of the maximum backward branch offset.
5335 (Arm_relocate_functions::thumb_branch_common): Ditto.
5336 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5337 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
5338 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
5339 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5340 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5341 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5342 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5343 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5344 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5345 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5346 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5347 thumb2_bl_out_of_range.o): New rules.
5348 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5349 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5350 thumb2_bl_out_of_range
5351 * testsuite/Makefile.in: Regenerate.
5352 * testsuite/arm_bl_in_range.s: New file.
5353 * testsuite/arm_bl_out_of_range.s: Ditto.
5354 * testsuite/arm_branch_in_range.sh: Ditto.
5355 * testsuite/arm_branch_range.t: Ditto.
5356 * testsuite/thumb2_branch_range.t: Ditto.
5357 * testsuite/thumb_bl_in_range.s: Ditto.
5358 * testsuite/thumb_bl_out_of_range.s: Ditto.
5359 * testsuite/thumb_branch_range.t: Ditto.
5361 2010-02-20 Sriraman Tallam <tmsriram@google.com>
5363 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5364 Add reloc offset information.
5365 * icf.cc (get_section_contents): Change iterators to point to the new
5366 vectors. Add reloc offset information to the contents.
5367 * icf.h (Icf::Sections_reachable_info): New typedef.
5368 (Icf::Sections_reachable_list): New typedef.
5369 (Icf::Offset_info): New typedef.
5370 (Icf::Reloc_info): New struct typedef.
5371 (Icf::Reloc_info_list): New typedef.
5372 (Icf::symbol_reloc_list): Delete method.
5373 (Icf::addend_reloc_list): Delete method.
5374 (Icf::section_reloc_list): Delete method.
5375 (Icf::reloc_info_list): New method.
5376 (Icf::reloc_info_list_): New member.
5378 2010-02-19 Doug Kwan <dougkwan@google.com>
5380 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5381 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5382 * arm.cc (Arm_relocation_functions): New forward declaration.
5383 (Target_arm::Target_arm): Initialize new data members
5384 got_mod_index_offset_ and tls_base_symbol_defined_.
5385 (Target_arm::Relocate::relocate_tls): New method.
5386 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5387 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5389 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5390 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5391 (Target_arm::got_mod_index_offset_,
5392 Target_arm::tls_base_symbol_defined_): New data members.
5393 (Target_arm::Scan::local, Target::Scan::global,
5394 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5397 2010-02-18 Doug Kwan <dougkwan@google.com>
5399 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5400 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5401 text section as a parameter becuase some broken tools may not set
5402 the link in section header.
5403 (Target_arm::has_got_section): New method.
5404 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5405 without any mapping symbol as data only. Remove warning.
5406 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5407 link in its section header, try to discover the link by inspecting the
5408 REL31 relocation at the beginning of the section.
5409 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5411 (Target_arm::Scan::global): Treat any reference to the symbol
5412 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5414 2010-02-12 Sriraman Tallam <tmsriram@google.com>
5416 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5417 (Scan::global_reloc_may_be_function_pointer): New function.
5418 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5419 (Scan::global_reloc_may_be_function_pointer): New function.
5420 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5421 (Scan::global_reloc_may_be_function_pointer): New function.
5422 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5423 (Scan::global_reloc_may_be_function_pointer): New function.
5424 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5425 (Scan::global_reloc_may_be_function_pointer): New function.
5426 (Scan::possible_function_pointer_reloc): New function.
5427 (Target_x86_64::can_check_for_function_pointers): New function.
5428 * gc.h (gc_process_relocs): Scan relocation types to determine if
5429 function pointers were taken for targets that support it.
5430 * icf.cc (Icf::find_identical_sections): Include functions for
5431 folding in safe ICF whose pointer is not taken.
5432 * icf.h (Secn_fptr_taken_set): New typedef.
5433 (fptr_section_id_): New member.
5434 (section_has_function_pointers): New function.
5435 (set_section_has_function_pointers): New function.
5436 (check_section_for_function_pointers): New function.
5437 * options.h: Fix comment for safe ICF option.
5438 * target.h (can_check_for_function_pointers): New function.
5439 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5440 Modify icf_safe_test for X86-64.
5441 * testsuite/Makefile.in: Regenerate.
5442 * testsuite/icf_safe_so_test.cc: New file.
5443 * testsuite/icf_safe_so_test.sh: New file.
5444 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5445 (main): Change to take pointer to function kept_func_3.
5446 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5447 folding is done correctly for X86-64.
5449 2010-02-12 David S. Miller <davem@davemloft.net>
5451 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5452 is_symbolless parameter.
5453 (Output_reloc<SHT_REL>::is_symbolless): New.
5454 (Output_reloc<SHT_REL>::is_symbolless_): New.
5455 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5456 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5457 (Output_reloc<SHT_RELA>::is_symbolless): New.
5458 (Output_data_reloc::add_global): Handle is_symbolless.
5459 (Output_data_reloc::add_global_relative): Likewise.
5460 (Output_data_reloc::add_local): Likewise.
5461 (Output_data_reloc::add_local_relative): Likewise.
5462 (Output_data_reloc::add_symbolless_global_addend): New.
5463 (Output_data_reloc::add_symbolless_local_addend): New.
5464 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5466 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5467 instead of ->is_relative_
5468 (Output_reloc::write): Likewise.
5469 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5470 (Output_reloc::write_rel): Simplify.
5472 * sparc.cc (Target_sparc::Scan::local): Use
5473 ->add_symbolless_local_addend as needed.
5474 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5475 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5476 based upon relocation offset.
5478 2010-02-11 Doug Kwan <dougkwan@google.com>
5480 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5481 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5482 beginning of function.
5483 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5484 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5485 parameter is_32bit in calls to should_apply_static_reloc.
5486 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5487 (check_DATA): Add arm_abs_global.stdout.
5488 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5489 arm_abs_global.stdout): New rules.
5490 (MOSTLLYCLEANFILES): Add arm_abs_global
5491 * Makefile.in: Regenerate.
5492 * testsuite/arm_abs_global.s: New file.
5493 * testsuite/arm_abs_global.sh: Ditto.
5494 * testsuite/arm_abs_lib.s: Ditto.
5496 2010-02-11 Ian Lance Taylor <iant@google.com>
5498 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5500 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5501 Allocate_commons_task first.
5502 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5503 task, rather than symtab_lock_.
5504 (Gc_process_relocs::~Gc_process_relocs): New function.
5505 (Gc_process_relocs::is_runnable): Check this_blocker_.
5506 (Gc_process_relocs::locks): Use next_blocker_ rather than
5508 (Scan_relocs::~Scan_relocs): New function.
5509 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5511 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5513 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5514 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5515 constructor accordingly.
5516 (class Gc_process_relocs): Likewise.
5517 (class Scan_relocs): Likewise.
5518 * common.h (class Allocate_commons_task): Remove symtab_lock_
5519 field, and corresponding constructor parameter.
5520 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5522 (Allocate_commons_task::locks): Likewise.
5524 2010-02-11 Ian Lance Taylor <iant@google.com>
5526 * gold-threads.h (class Once): Define.
5527 (class Initialize_lock): Rewrite as child of Once.
5528 * gold-threads.cc (class Once_initialize): Define.
5529 (once_pointer_control): New static variable.
5530 (once_pointer, once_arg): New static variables.
5531 (c_run_once): New static function.
5532 (Once::Once, Once::run_once, Once::internal_run): New functions.
5533 (class Initialize_lock_once): Remove.
5534 (initialize_lock_control): Remove.
5535 (initialize_lock_pointer): Remove.
5536 (initialize_lock_once): Remove.
5537 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5538 (Initialize_lock::initialize): Rewrite.
5539 (Initialize_lock::do_run_once): New function.
5540 * archive.cc (Archive::interpret_header): Only clear name if it is
5542 * fileread.cc: Include "gold-threads.h"
5543 (file_counts_lock): New static variable.
5544 (file_counts_initialize_lock): Likewise.
5545 (File_read::release): Only increment counts when using --stats.
5546 Use a lock around the increment.
5547 * parameters.cc (class Set_parameters_target_once): Define.
5548 (set_parameters_target_once): New static variable.
5549 (Parameters::Parameters): Move here from parameters.h.
5550 (Parameters::set_target): Rewrite.
5551 (Parameters::set_target_once): New function.
5552 (Parameters::clear_target): Move here and rewrite.
5553 * parameters.h (class Parameters): Update declarations. Add
5554 set_parameters_target_once_ field.
5555 (Parameters::Parameters): Move to parameters.cc.
5556 (Parameters::clear_target): Likewise.
5557 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5559 (Start_group::~Start_group): New function.
5560 (Start_group::is_runnable): New function.
5561 (Start_group::locks, Start_group::run): New functions.
5562 (Finish_group::run): Change saw_undefined to size_t.
5563 * readsyms.h (class Start_group): Define.
5564 (class Finish_group): Change saw_undefined_ field to size_t.
5565 (Finish_group::Finish_group): Remove saw_undefined and
5566 this_blocker parameters. Change all callers.
5567 (Finish_group::set_saw_undefined): New function.
5568 (Finish_group::set_blocker): New function.
5569 * symtab.h (class Symbol_table): Change saw_undefined to return
5570 size_t. Change saw_undefined_ field to size_t.
5571 * target-select.cc (Set_target_once::do_run_once): New function.
5572 (Target_selector::Target_selector): Initialize set_target_once_
5573 field. Don't initialize lock_ and initialize_lock_ fields.
5574 (Target_selector::instantiate_target): Rewrite.
5575 (Target_selector::set_target): New function.
5576 * target-select.h (class Set_target_once): Define.
5577 (class Target_selector): Update declarations. Make
5578 Set_target_once a friend. Remove lock_ and initialize_lock_
5579 fields. Add set_target_once_ field.
5581 2010-02-10 Ian Lance Taylor <iant@google.com>
5583 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5585 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5586 (queue_middle_tasks): Add all blockers before queueing any tasks.
5587 (queue_final_tasks): Likewise.
5588 * token.h (Task_token::add_blockers): New function.
5589 * object.h (Input_objects::number_of_relobjs): New function.
5591 2010-02-10 Ian Lance Taylor <iant@google.com>
5593 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5594 shared, not if not position independent.
5595 * x86_64.cc (Relocate::relocate_tls): Likewise.
5596 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5597 (tls_pie_pic_test): New target.
5598 * testsuite/Makefile.in: Rebuild.
5600 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5601 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5602 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5603 * testsuite/Makefile.in: Rebuild.
5605 2010-02-09 David S. Miller <davem@davemloft.net>
5607 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5608 R_SPARC_RELATIVE using ->add_local_relative().
5609 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5611 * output.h (Output_data_dynamic::add_section_size): New method
5612 that takes two Output_data objects.
5613 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5614 entry param. Handle it in initializers.
5615 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5616 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5617 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5619 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5620 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5621 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5622 for dynrel_includes_plt.
5623 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5624 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5625 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5627 (Target_sparc::do_finalize_sections): Update to pass true for
5628 dynrel_includes_plt.
5629 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5630 output before .rela.plt
5631 (Target_powerpc::do_finalize_sections): Update to pass true for
5632 dynrel_includes_plt when 32-bit.
5634 2010-02-08 Doug Kwan <dougkwan@google.com>
5636 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5638 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5639 Arm_relobj::scan_section_for_cortex_a8_stubs,
5640 Arm_relobj::do_relocation_section): Instead of calling
5641 Output_section::output_address, use faster
5642 Arm_relobj::simple_input_section_output_address.
5644 2010-02-08 David S. Miller <davem@davemloft.net>
5646 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5647 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5648 relocation helper function.
5650 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5651 just like R_SPARC_GOT{10,13,22}.
5652 (Target_sparc::Scan::local): Likewise.
5653 (Target_sparc::Relocate:relocate): Likewise.
5655 2010-02-06 Ian Lance Taylor <iant@google.com>
5657 * configure.ac: Rewrite targetobjs duplicate removal code to use
5658 only shell constructs.
5659 * configure: Rebuild.
5661 2010-02-05 Doug Kwan <dougkwan@google.com>
5664 * arm.cc (Arm_relobj::section_is_scannable): New method.
5665 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5666 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5668 2010-02-04 Doug Kwan <dougkwan@google.com>
5671 * arm-reloc-property.cc (cstdio): Include.
5672 * configure.ac (targetobjs): Remove duplicates.
5673 * configure: Regenerate.
5674 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5675 big and little endian version for a given address size.
5677 2010-02-03 Doug Kwan <dougkwan@google.com>
5679 * arm-reloc-property.cc
5680 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5682 * arm-reloc-property.h
5683 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5684 New method definition.
5685 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5687 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5689 (GOT_PREL): Change implemented to Y.
5690 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5691 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5692 (Arm_relocate_functions::movw_abs_nc): Remove method.
5693 (Arm_relocate_functions::movt_abs): Ditto.
5694 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5695 (Arm_relocate_functions::thm_movt_abs): Ditto.
5696 (Arm_relocate_functions::movw_rel_nc): Ditto.
5697 (Arm_relocate_functions::movw_rel): Ditto.
5698 (Arm_relocate_functions::movt_rel): Ditto.
5699 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5700 (Arm_relocate_functions:thm_movw_rel): Ditto.
5701 (Arm_relocate_functions:thm_movt_rel): Ditto.
5702 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5703 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5704 New method definitions.
5705 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5706 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5707 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5708 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5709 (Target_arm::Relocate::relocate): Check for non-static or
5710 unimplemented relocation code and exit early. Change calls to
5711 Target_arm::reloc_uses_thumb_bit and
5712 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5713 instead. Refactor code to handle similar relocations to increase
5714 code sharing. Remove check for unsupported relocation code in switch
5716 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5717 relocation property table to find out size. Change error message to
5718 print out the name of a relocation code instead of the numeric value.
5719 (Target_arm::scan_reloc_for_stub): Use relocation property table
5720 instead of calling Target_arm::reloc_uses_thumb_bit().
5722 2010-02-02 Doug Kwan <dougkwan@google.com>
5724 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5725 types of relaxed input section.
5727 2010-02-02 Doug Kwan <dougkwan@google.com>
5729 * Makefile.am (HFILES): Add arm-reloc-property.h.
5731 (TARGETSOURCES): Add arm-reloc-property.cc
5732 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5733 (libgold_a_SOURCES): $(DEFFILES)
5734 * Makefile.in: Regenerate.
5735 * arm-reloc-property.cc: New file.
5736 * arm-reloc-property.h: New file.
5737 * arm-reloc.def: New file.
5738 * arm.cc: Update comments.
5739 (arm-reloc-property.h): New included header.
5740 (arm_reloc_property_table): New global variable.
5741 (Target_arm::do_select_as_default_target): New method definition.
5742 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5743 arm-reloc-property to targ_extra_obj.
5744 * parameters.cc (set_parameters_target): Call
5745 Target::select_as_default_target().
5746 * target.h (Target::select_as_default_target): New method definition.
5747 (Target::do_select_as_default_target): Same.
5749 2010-02-01 Doug Kwan <dougkwan@google.com>
5751 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5752 first_output_text_section_.
5753 (Arm_exidx_fixup::first_output_text_section): New method definition.
5754 (Arm_exidx_fixup::first_output_text_section_): New data member.
5755 (Arm_exidx_fixup::process_exidx_section): Record the first text
5756 output section seen.
5757 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5758 and entsize in output section header.
5760 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5762 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5763 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5764 (Arm_relocate_functions::thm_alu11): New Method.
5765 (Arm_relocate_functions::thm_pc8): New Method.
5766 (Arm_relocate_functions::thm_pc12): New Method.
5767 (Target_arm::Scan::local): Handle the relocations.
5768 (Target_arm::Scan::global): Likewise.
5769 (Target_arm::Relocate::relocate): Likewise.
5770 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5772 2010-01-29 Doug Kwan <dougkwan@google.com>
5774 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5775 of relocation types as ld.
5777 2010-01-29 Doug Kwan <dougkwan@google.com>
5779 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5781 (Arm_relocate_functions::thumb_branch_common): Ditto.
5782 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5783 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5784 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5785 Arm_relocate_functions::jump24): Remove.
5786 (Target_arm::Relocate::relocate): Adjust code to call
5787 Arm_relocation_functions::arm_branch_common and
5788 Arm_relocation_functions::thumb_branch_common instead of their removed
5789 wrappers. Merge switch-cases together to reduce source code size.
5791 2010-01-29 Doug Kwan <dougkwan@google.com>
5793 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5794 output_local_symbol_count_needs_update_.
5795 (Arm_relobj::output_local_symbol_count_needs_update,
5796 Arm_relobj::set_output_local_symbol_count_needs_update,
5797 Arm_relobj::update_output_local_symbol_count): New methods.
5798 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5800 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5801 of pointed function as in a R_ARM_PREL31 relocation.
5802 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5803 for output local symbol count updating.
5804 (Target_arm::do_relax): Update output local symbol counts in objects
5806 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5808 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5810 * arm.cc: Added support for the ARM relocations:
5811 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5812 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5813 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5815 (Arm_relocate_functions::movw_rel): New method.
5816 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5817 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5819 (Arm_relocate_functions::thm_movw_rel): New method.
5820 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5822 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5824 (Target_arm::Scan::global): Likewise.
5825 (Target_arm::Relocate::relocate): Likewise.
5826 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5829 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5831 * arm.cc: Added support for ARM group relocations.
5832 (Target_arm::reloc_needs_sym_origin): New method.
5833 (Arm_relocate_functions::calc_grp_kn): New method.
5834 (Arm_relocate_functions::calc_grp_residual): New method.
5835 (Arm_relocate_functions::calc_grp_gn): New method.
5836 (Arm_relocate_functions::arm_grp_alu): New Method.
5837 (Arm_relocate_functions::arm_grp_ldr): New Method.
5838 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5839 (Arm_relocate_functions::arm_grp_ldc): New Method.
5840 (Target_arm::Scan::local): Handle the ARM group relocations.
5841 (Target_arm::Scan::global): Likewise.
5842 (Target_arm::Relocate::relocate): Likewise.
5843 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5846 2010-01-26 Doug Kwan <dougkwan@google.com>
5848 * arm.cc (set): Include.
5849 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5851 (Arm_output_section::Text_section_list): New type.
5852 (Arm_output_section::append_text_sections_to_list): New method.
5853 (Arm_output_section::fix_exidx_coverage): Ditto.
5854 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5855 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5856 Relobj::set_section_offset() instead of
5857 Sized_relobj::invalidate_section_offset().
5858 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5859 parameter for section headers. Ignore relocation sections for
5860 unallocated sections and EXIDX sections.
5861 (Target_arm::fix_exidx_coverage): New method.
5862 (Target_arm::output_section_address_less_than): New type.
5863 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5864 linked text section instead of the EXIDX section.
5865 (Arm_output_section::create_stub_group): Add an assertion to check
5866 that this is not an EXIDX output section.
5867 (Arm_output_section::append_text_sections_to_list): New method.
5868 (Arm_output_section::fix_exidx_coverage): Ditto.
5869 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5870 Arm_relobj::section_needs_reloc_stub_scanning.
5871 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5873 (Target_arm::fix_exidx_coverage): New method.
5874 * object.h (Relobj::set_output_section): New method.
5875 (Sized_relobj::invalidate_section_offset): Remove method.
5876 (Sized_relobj::do_invalidate_section_offset): Remove method.
5877 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5879 2010-01-25 Doug Kwan <dougkwan@google.com>
5881 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5882 Fix warning due to signed and unsigned comparison on a 32-bit host.
5884 2010-01-22 Doug Kwan <dougkwan@google.com>
5886 * arm.cc (Target_arm::do_relax): Record an output section for section
5887 offset adjustment it contains any stub table that has changed.
5888 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5889 offsets in an output section if necessary.
5890 * output.cc (Output_section::Output_section): Initialize
5891 section_offsets_need_adjustments_.
5892 (Output_section::add_input_section_for_script): Renamed to
5893 Output_section::add_simple_input_section.
5894 (Output_section::save_states): Add a comment.
5895 (Output_section::discard_states): New method defintion.
5896 (Output_section::adjust_section_offsets): Same.
5897 * output.h (Output_section::add_input_section_for_script): Renamed to
5898 Output_section::add_simple_input_section.
5899 (Output_section::discard_states): New method declaration.
5900 (Output_section::adjust_section_offsets): Same.
5901 (Output_section::section_offsets_need_adjustment,
5902 Output_section::set_section_offsets_need_adjustment): New method
5904 (Output_section::section_offsets_need_adjustment_): New data member.
5905 * script-sections.cc
5906 (Output_section_element_input::set_section_address): Adjust code for
5907 renaming of Output_section::add_input_section_for_script.
5908 (Orphan_output_section::set_section_address): Same.
5910 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5912 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5913 Fix_v4bx enum values .
5914 * gold/options.h (General_options): New option definitions.
5915 (General_options::fix_v4bx): New method.
5916 (General_options::Fix_v4bx): New enum.
5917 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5918 (General_options::parse_fix_v4bx_interworking): New method.
5920 2010-01-22 Doug Kwan <dougkwan@google.com>
5922 * arm.cc (Arm_exidx_fixup): New class.
5924 2010-01-21 Doug Kwan <dougkwan@google.com>
5926 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5928 (Arm_exidx_section_offset_map): New type.
5930 2010-01-21 Doug Kwan <dougkwan@google.com>
5932 * arm.cc (Arm_exidx_input_section): New class.
5933 (Arm_relobj::exidx_input_section_by_link,
5934 Arm_relobj::exidx_input_section_by_shndx,
5935 Arm_relobj::make_exidx_input_section): New methods.
5936 (read_arm_attributes_section): Remove.
5937 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5938 information about them.
5939 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5942 2010-01-20 Doug Kwan <dougkwan@google.com>
5944 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5945 Input_section_specifier to Section_id.
5946 (Target_arm::new_arm_input_section: Adjust code for change of key
5948 (Target_arm::find_arm_input_section): Ditto.
5949 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5950 (Section_id): Remove.
5951 (Garbage_collection::Section_id_hash): Remove.
5952 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5953 (Section_id): Remove.
5954 (Icf::Section_id_hash): Remove.
5955 * object.h (Section_id, Const_section_id, Section_id_hash,
5956 Const_section_id_hash): New type definitions.
5957 * output.cc (Output_section::add_relaxed_input_section): Change to
5958 use Const_section_id instead of Input_section_specifier as key type.
5959 (Output_section::add_merge_input_section): Ditto.
5960 (Output_section::build_relaxation_map): Change to use Section_id
5961 instead of Input_section_specifier as key type.
5962 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5964 (Output_section::convert_input_sections_to_relaxed_sections): Change
5965 to use Const_section_id instead of Input_section_specifier as key type.
5966 (Output_section::find_merge_section): Ditto.
5967 (Output_section::find_relaxed_input_section): Ditto.
5968 * output.h (Input_section_specifier): Remove class.
5969 (Output_section::Output_section_data_by_input_section_map): Change
5970 key type to Const_section_id.
5971 (Output_section::Output_relaxed_input_section_by_input_section_map):
5973 (Output_section::Relaxation_map): Change key type to Section_id.
5975 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5977 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5978 (class Arm_v4bx_stub): New class.
5979 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5980 (Stub_factory::make_arm_v4bx_stub): New method.
5981 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5982 (Stub_table::empty): Handle v4bx stubs.
5983 (Stub_table::add_arm_v4bx_stub): New method.
5984 (Stub_table::find_arm_v4bx_stub): New method.
5985 (Arm_relocate_functions::v4bx): New method.
5986 (Target_arm::fix_v4bx): New method.
5987 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5988 (Stub_table::relocate_stubs): Likewise.
5989 (Stub_table::do_write): Likewise.
5990 (Stub_table::update_data_size_and_addralign): Likewise.
5991 (Stub_table::finalize_stubs): Likewise.
5992 (Target_arm::Scan::local): Likewise.
5993 (Target_arm::Scan::global): Likewise.
5994 (Target_arm::do_finalize_sections): Likewise.
5995 (Target_arm::Relocate::relocate): Likewise.
5996 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5998 (Target_arm::scan_reloc_for_stub): Likewise.
5999 (Target_arm::scan_reloc_section_for_stubs): Likewise.
6001 2010-01-19 Ian Lance Taylor <iant@google.com>
6003 * output.cc (Output_section_headers::do_sized_write): Write large
6004 segment count to sh_info field.
6005 (Output_file_header::do_sized_write): For large segment count,
6006 write PN_XNUM to e_phnum field.
6008 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6010 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
6011 (Arm_relocate_functions::thm_jump8): New function.
6012 (Arm_relocate_functions::thm_jump11): New function.
6013 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
6015 (Target_arm::Scan::global): Likewise.
6016 (Target_arm::Relocate::relocate): Likewise.
6017 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6020 2010-01-14 Doug Kwan <dougkwan@google.com>
6022 * arm.cc (map, utility): Include headers.
6023 (Target_arm::apply_cortex_a8_workaround): New method.
6024 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
6025 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
6026 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
6027 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
6028 the --[no-]fix-cortex-a8 command line options.
6029 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
6030 (Target_arm::relocate_stub): Use addend in instruction template.
6031 * options.h (DEFINE_bool): Set the user-set flag.
6032 (General_options): Add --[no-]-fix-cortex options.
6033 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
6034 : Update fast look-up map after conversion.
6036 2010-01-14 Sriraman Tallam <tmsriram@google.com>
6038 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
6039 in the first pass of do_layout.
6041 2010-01-13 Doug Kwan <dougkwan@google.com>
6043 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6044 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
6045 apparent compiler problem of not folding static constant integral
6046 data members of elfcpp::Elf_sizes<32>.
6048 2010-01-13 Doug Kwan <dougkwan@google.com>
6050 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6051 Arm_relobj::section_needs_cortex_a8_stub_scanning,
6052 Arm_relobj::scan_section_for_cortex_a8_erratum,
6053 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
6054 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
6055 sections to scan for relocation stubs into a new method
6056 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
6057 relocation and Cortex-A8 stub scanning.
6058 (Target_arm::do_relax): Force stubs to be after stubbed sections
6059 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
6060 the beginning of a new relaxation pass. Update a comment.
6061 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
6063 2010-01-12 Ian Lance Taylor <iant@google.com>
6065 * target-reloc.h (visibility_error): New inline function.
6066 (relocate_section): Call visibility_error.
6067 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
6068 (MOSTLYCLEANFILES): Likewise.
6069 (protected_4_pic.o, protected_3.err): New targets.
6070 * testsuite/protected_4.cc: New file.
6072 2010-01-12 Doug Kwan <dougkwan@google.com>
6074 * arm.cc (Cortex_a8_reloc): New class.
6075 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
6076 and cortex_a8_relocs_info_.
6077 (Target_arm::fix_cortex_a8): New method definition.
6078 (Target_arm::Cortex_a8_relocs_info): New type.
6079 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
6080 New data member declarations.
6081 (Target_arm::scan_reloc_for_stub): Record information about
6082 relocations for THUMB branches that might be exempted from the
6083 Cortex-A8 workaround.
6084 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
6085 at the beginning of a relaxation pass.
6087 2010-01-12 Doug Kwan <dougkwan@google.com>
6089 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
6090 (Arm_relobj::Mapping_symbol_position,
6091 Arm_reloj::Mapping_symbol_position_less,
6092 Arm_relobj::Mapping_symbols_info): New types.
6093 (Target_arm::is_mapping_symbol_name): New method definition.
6094 (Arm_relobj::do_count_local_symbols): Save information about mapping
6097 2010-01-11 Doug Kwan <dougkwan@google.com>
6099 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
6100 Arm_relocate_functions::thumb32_branch_upper,
6101 Arm_relocate_functions::thumb32_branch_lower,
6102 Arm_relocate_functions::thumb32_cond_branch_offset,
6103 Arm_relocate_functions::thumb32_cond_branch_upper,
6104 Arm_relocate_functions::thumb32_cond_branch_lower,
6105 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
6106 branch offset encoding.
6107 (Arm_relocate_functions::thumb_branch_common): Use new branch
6108 offset encoding methods to avoid code duplication.
6109 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
6110 (Stub_addend_reader::operator()): Use new branch encoding method
6111 to avoid code duplication.
6113 2010-01-11 Doug Kwan <dougkwan@google.com>
6115 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
6116 (Target_arm::do_finalize_sections): Define special EXIDX section
6117 symbols only if referenced.
6118 * gc.h (Garbage_collection::add_reference): New method.
6119 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
6122 2010-01-11 Ian Lance Taylor <iant@google.com>
6124 * script.cc (Version_script_info::build_expression_list_lookup):
6125 Change complaing about duplicate wildcard match from error to
6128 * script.cc (class Lazy_demangler): Recreate--revert part of patch
6130 (Version_script_info::Version_script_info): Initialize globs_,
6131 default_version_, default_is_global_, and exact_. Don't
6132 initialize globals_ or locals_.
6133 (Version_script_info::build_lookup_tables): Build local symbols
6135 (Version_script_info::unquote): New function.
6136 (Version_script_info::add_exact_match): New function.
6137 (Version_script_info::build_expression_list_lookup): Remove lookup
6138 parameter. Add is_global parameter. Change all callers. Handle
6139 wildcard pattern specially. Unquote pattern. Call
6141 (Version_script_info::get_name_to_match): New function.
6142 (Version_script_info::get_symbol_version): New function.
6143 (Version_script_info::get_symbol_version_helper): Remove.
6144 (Version_script_info::check_unmatched_names): Call unquote.
6145 * script.h (class Version_script_info): Change get_symbol_version
6146 to be non-inline and add is_global parameter; change all callers.
6147 Rewrite symbol_is_local. Update declarations. Define struct
6148 Version_tree_match, Exact, Globs. Don't define struct Lookup.
6149 Remove globals_ and locals_ members. Add exact_, globs_,
6150 default_version_, is_global_.
6151 (Version_script_info::Glob): Remove pattern, add expression and
6152 is_global. Update constructor. Change all callers.
6153 * dynobj.cc (Versions::finalize): Mark the version symbol as the
6155 (Versions::symbol_section_contents): If a symbol is undefined, or
6156 defined in a dynamic object, set the version index to
6158 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6160 (Symbol_table::add_from_pluginobj): Likewise.
6161 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6163 2010-01-11 Doug Kwan <dougkwan@google.com>
6165 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6166 (incremental_dump_LDADD): Add linking option for libintl.
6167 * Makefile.in: Regenerate.
6169 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6172 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6174 * testsuite/Makefile.in: Regenerated.
6176 2010-01-10 Doug Kwan <dougkwan@google.com>
6178 * options.h (DEFINE_var): Use parentheses around argument varname__
6179 in macro body to avoid any unintended subsequent substitutions.
6181 2010-01-10 Ian Lance Taylor <iant@google.com>
6183 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6184 candidates before doing symbol resolution.
6186 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6187 ODR candidates if only one is weak.
6189 2010-01-08 Ian Lance Taylor <iant@google.com>
6191 * script.cc (Version_script_info::build_expression_list_lookup):
6192 Don't warn about ambiguous version, just record the ambiguity.
6193 (Version_script_info::get_symbol_version_helper): Give error if
6194 version is ambiguous.
6196 2010-01-08 Doug Kwan <dougkwan@google.com>
6198 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6199 prev_data_size_ and prev_addralign_. Remove initializer for
6200 deleted data member has_been_changed_.
6201 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6202 to determine if the table is empty.
6203 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6205 (Stub_table::add_reloc_stub): Define method in class definition
6206 instead of just declaring it there.
6207 (Stub_table::add_cortex_a8_stub): New method definition.
6208 (Stub_table::update_data_size_and_addralign): Ditto.
6209 (Stub_table::finalize_stubs): Ditto.
6210 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6211 (Stub_table::do_addralign_): Return address alignment in the
6212 (Stub_table::do_reset_address_and_file_offset): Define method in
6213 class definition instead of declaring it there. Set current data
6214 size to be the data size of the previous pass.
6215 (Stub_table::set_final_data_size): Use current data size as the
6217 (Stub_table::relocate_stub): Change parameter type of stub from
6218 Reloc_stub pointer to Stub pointer.
6219 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6220 (Stub_table::Cortex_a8_stub_list): New typedef.
6221 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6222 Stub_table::prev_addralign_): New data member.
6223 (Arm_relobj::Arm_relobj): Initialize data member
6224 section_has_cortex_a8_workaround_.
6225 (Arm_relobj::section_has_cortex_a8_workaround,
6226 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6228 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6230 (Target_arm::relocate_stub): Change parameter type of stub from
6231 Reloc_stub pointer to Stub pointer.
6232 (Insn_template::size, Insn_template::alignment): Handle
6233 THUMB16_SPECIAL_TYPE.
6234 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6235 Stub_table::update_data_size_and_addralign,
6236 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6238 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6239 (Stub_table::do_write): Ditto.
6240 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6242 2010-01-08 Ian Lance Taylor <iant@google.com>
6245 * symtab.h (class Symbol): Remove fields is_target_special_ and
6246 has_plt_offset_. Add field is_defined_in_discarded_section_.
6247 (Symbol::is_defined_in_discarded_section): New function.
6248 (Symbol::set_is_defined_in_discarded_section): New function.
6249 (Symbol::has_plt_offset): Rewrite.
6250 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6251 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6252 Don't initialize is_target_special_ or has_plt_offset_.
6253 Initialize is_defined_in_discarded_section_.
6254 (Symbol_table::add_from_relobj): If appropriate, set
6255 is_defined_in_discarded_section.
6256 * resolve.cc (Symbol::override_base_with_special): Don't test
6257 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6258 * target-reloc.h (relocate_section): Do special handling for
6259 symbols defined in discarded sections for global symbols as well
6262 2010-01-08 Ian Lance Taylor <iant@google.com>
6264 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6265 the SHT_SYMTAB case.
6267 2010-01-08 Ian Lance Taylor <iant@google.com>
6269 * object.cc (Sized_relobj::do_layout): Don't get confused if
6270 layout_eh_frame returns NULL.
6272 2010-01-08 Ian Lance Taylor <iant@google.com>
6275 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6276 dynamic symbol table, use the normal symbol table.
6277 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6280 2010-01-08 Ian Lance Taylor <iant@google.com>
6283 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6286 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6288 * version.cc (print_version): Change to "Copyright 2010".
6290 2010-01-08 Ian Lance Taylor <iant@google.com>
6294 * i386.cc (class Target_i386): Change return type of plt_section
6296 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6297 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6298 tls_desc_rel_ field.
6299 (Output_data_plt_i386::rel_tls_desc): New function.
6300 (Target_i386::rel_tls_desc_section): New function.
6301 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6302 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6303 R_386_TLS_DESC reloc in rel_tls_desc_section.
6304 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6305 Define struct Tlsdesc_info.
6306 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6307 (Target_x86_64::do_reloc_symbol_index): New function.
6308 (Target_x86_64::add_tlsdesc_info): New function.
6309 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6310 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6312 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6314 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6315 (Target_x86_64::rela_tlsdesc_section): New function.
6316 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6318 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6319 (Target_x86_64::do_reloc_addend): New function.
6320 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6321 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6322 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6323 (Output_reloc::type): New function.
6324 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6325 (Output_reloc::is_target_specific): New function.
6326 (Output_reloc::target_arg): New function.
6327 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6328 absolute relocs and target specific relocs.
6329 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6330 add_target_specific.
6331 (class Output_data_reloc) [SHT_RELA]: Likewise.
6332 * output.cc (Output_reloc::Output_reloc): Add four new versions
6333 for absolute relocs and target specific relocs.
6334 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6335 (Output_reloc::get_symbol_index): Likewise.
6336 (Output_reloc::local_section_offset): Check that local_sym_index_
6337 is not TARGET_CODE or 0.
6338 (Output_reloc::symbol_value): Likewise.
6339 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6341 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6342 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6344 * layout.cc (add_target_dynamic_tags): Use output section for
6345 DT_PLTRELSZ and DT_JMPREL.
6347 2010-01-07 Ian Lance Taylor <iant@google.com>
6350 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6352 (class Output_data_reloc_generic): Define.
6353 (class Output_data_reloc_base): Change base class to
6354 Output_data_reloc_generic. Change add() method to call
6355 bump_relative_reloc_count for a relative reloc. Remove
6357 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6359 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6360 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6362 * layout.h (class Layout): Update declaration.
6364 2010-01-07 Ian Lance Taylor <iant@google.com>
6366 * output.h (class Output_data): Add const version of
6367 output_section and do_output_section.
6368 (class Output_section_data): Add const version of
6370 (class Output_section): Likewise.
6371 * layout.cc (Layout::add_target_dynamic_tags): New function.
6372 * layout.h (class Layout): Update declarations.
6373 * arm.cc (Target_arm::do_finalize_sections): Use
6374 add_target_dynamic_tags.
6375 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6376 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6377 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6378 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6380 2010-01-07 Ian Lance Taylor <iant@google.com>
6383 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6386 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6387 Ian Lance Taylor <iant@google.com>
6390 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6391 Xindex::read_symtab_xindex.
6393 2010-01-07 Doug Kwan <dougkwan@google.com>
6395 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6396 (Insn_template::thumb16_bcond_insn): New method declaration.
6397 (Insn_template): Fix spelling.
6398 (Stub::thumb16_special): New method declaration.
6399 (Stub::do_write): Define virtual method which was previously pure
6401 (Stub::do_thumb16_special): New method declaration.
6402 (Stub::do_fixed_endian_write): New template member.
6403 (Reloc_stub::do_write): Remove.
6404 (Reloc_stub::do_fixed_endian_write): Remove.
6405 (Cortex_a8_stub): New class definition.
6406 (Stub_factory::make_cortex_a8_stub): New method definition.
6407 (Stub_factory::Stub_factory): Add missing static storage class
6408 qualifier for elf32_arm_stub_a8_veneer_blx.
6410 2010-01-07 Ian Lance Taylor <iant@google.com>
6413 * options.h (class General_options): Add --warn-unresolved-symbols
6414 and --error-unresolved-symbols.
6415 * errors.cc (Errors::undefined_symbol): Implement
6416 --warn-unresolved-symbols.
6418 * options.h (class General_options): Add -z text and -z textoff.
6419 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6421 2010-01-06 Sriraman Tallam <tmsriram@google.com>
6423 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6424 (Garbage_collection::cident_sections): New function.
6425 (Garbage_collection::add_cident_section): New function.
6426 (Garbage_collection::cident_sections_): New member.
6427 (gc_process_relocs): Add references to sections whose names are C
6429 * gold.h (cident_section_start_prefix): New constant.
6430 (cident_section_stop_prefix): New constant.
6431 (is_cident): New function.
6432 * layout.cc (Layout::define_section_symbols): Replace string constants
6433 with the newly defined constants.
6434 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6436 * testsuite/Makefile.am: Add gc_orphan_section_test.
6437 * testsuite/Makefile.in: Regenerate.
6438 * testsuite/gc_orphan_section_test.cc: New file.
6439 * testsuite/gc_orphan_section_test.sh: New file.
6441 2010-01-06 Ian Lance Taylor <iant@google.com>
6444 * options.h (class General_options): Add --warn-shared-textrel.
6445 * layout.cc (Layout::finish_dynamic_section): Implement
6446 --warn-shared-textrel.
6449 * options.h (class General_options): Add --warn-multiple-gp.
6451 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6453 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6454 $(THREADSLIB) and $(LIBDL).
6455 * Makefile.in: Rebuild.
6457 2010-01-06 Ian Lance Taylor <iant@google.com>
6460 * options.cc (General_options::parse_section_start): New function.
6461 (General_options::section_start): New function.
6462 (General_options::General_options): Initialize all members.
6463 * options.h: Include <map>
6464 (class General_options): Add --section-start. Add section_starts_
6466 * layout.cc (Layout::attach_allocated_section_to_segment): If
6467 --section-start was used, set the address of the segment. Remove
6468 local sort_sections.
6469 (Layout::relaxation_loop_body): If the address of the load segment
6470 has been set by --section-start, don't use it.
6471 * output.h (Output_segment::update_flags_for_output_section): New
6473 * output.cc (Output_segment::add_output_section): Call
6474 update_flags_for_output_section.
6476 2010-01-05 Ian Lance Taylor <iant@google.com>
6479 * options.h (class General_options): Add --undefined-version.
6480 * script.cc (struct Version_expression): Add was_matched_by_symbol
6482 (Version_script_info::matched_symbol): New function.
6483 (Version_script_info::get_symbol_version_helper): Call
6485 (Version_script_info::check_unmatched_names): New function.
6486 * script.h (class Version_script_info): Update declarations.
6487 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6489 * options.h (class General_options): Use DEFINE_bool_alias for
6490 allow_multiple_definition.
6491 * resolve.cc (Symbol_table::should_override): Don't test
6492 allow_multiple_definition.
6495 * options.h (class General_options): Add --cref.
6496 * main.cc (main): Print cref table if --cref. Don't close mapfile
6497 until after printing cref table.
6498 * cref.cc: Include "symtab.h".
6499 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6500 (Cref_table_compare::operator()): New function.
6501 (Cref_inputs::gather_cref): New function.
6502 (filecol): New static const.
6503 (Cref_inputs::print_cref): New function.
6504 (Cref::print_cref): New function.
6505 * cref.h: Include <cstdio>.
6506 (class Cref): Update declarations.
6507 * mapfile.h (Mapfile::file): New function.
6508 * object.h (class Object): Define Symbols. Declare virtual
6509 do_get_global_symbols.
6510 (Object::get_global_symbols): New function.
6511 * object.cc (Input_objects::add_object): Pass object to cref_ if
6513 (Input_objects::archive_start): Likewise.
6514 (Input_objects::archive_stop): Likewise.
6515 (Input_objects::print_cref): New function.
6516 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6517 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6519 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6521 * plugin.h (class Sized_pluginobj): Update declarations.
6523 2010-01-05 Ian Lance Taylor <iant@google.com>
6525 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6526 to is_default_version. Rename insdef to insdefault.
6527 (Symbol_table::add_from_relobj): Rename def to is_default_version
6528 and local to is_forced_local.
6529 (Symbol_table::add_from_pluginobj): Likewise.
6530 (Symbol_table::add_from_dynobj): Likewise.
6531 (Symbol_table::define_special_symbol): Rename insdef to
6534 2010-01-04 Ian Lance Taylor <iant@google.com>
6537 * options.h (class General_options): Add
6538 --allow-multiple-definition and -z muldefs.
6539 * resolve.cc (Symbol_table::should_override): Don't warn about a
6540 multiple symbol definition if --allow-multiple-definition or -z
6544 * options.h (class General_options): Add --add-needed and
6545 --copy-dt-needed-entries. Tweak --as-needed help entry.
6546 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6547 error if --copy-dt-needed-entries aka --add-needed is used and
6548 would cause a change in behaviour.
6551 * options.h (class General_options): Add -G as a short version of
6552 --shared. Add no-op options -assert, -g, and -i.
6554 2010-01-04 Sriraman Tallam <tmsriram@google.com>
6556 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6557 check for .text or .gnu.linkonce.t sections.
6558 * icf.cc (Icf::find_identical_sections): Ditto.
6559 Change the detection for mangled function name within the section
6561 * icf.h (is_section_foldable_candidate): New function.
6563 2009-12-30 Ian Lance Taylor <iant@google.com>
6566 * options.h (class General_options): Permit two dashes with
6567 --retain-symbols-file.
6569 2009-12-30 Ian Lance Taylor <iant@google.com>
6572 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6573 don't put the file header and segment headers in the text
6577 * common.cc (Sort_commons::operator()): Stabilize sort when both
6579 (Symbol_table::do_allocate_commons_list): When allocating common
6580 symbols, skip a symbol which is no longer common.
6581 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6582 an object before checking its type.
6583 * testsuite/common_test_2.c: New file.
6584 * testsuite/common_test_3.c: New file.
6585 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6586 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6587 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6588 (common_test_2_pic.o, common_test_2.so): New targets.
6589 (common_test_3_pic.o, common_test_3.so): New targets.
6590 * testsuite/Makefile.in: Rebuild.
6593 * script.cc (read_input_script): If we see a new SECTIONS clause,
6594 and we have added an input section, give an error.
6595 * layout.h (class Layout): Add have_added_input_section function.
6596 Add have_added_input_section_ field.
6597 * layout.cc (Layout::Layout): Initialize
6598 have_added_input_section_.
6599 (Layout::layout): Set have_added_input_section_.
6600 (Layout::layout_eh_frame): Likewise.
6602 2009-12-30 Ian Lance Taylor <iant@google.com>
6605 * options.h (class General_options): Add --sort-common option.
6606 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6607 * common.cc (Sort_common): Add sort_order parameter to
6608 constructor. Add sort_order_ field.
6609 (Sort_commons::operator): Check sort_order_.
6610 (Symbol_table::allocate_commons): Determine the sort order.
6611 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6613 (Symbol_table::do_allocate_commons_list): Likewise.
6615 2009-12-30 Ian Lance Taylor <iant@google.com>
6618 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6619 symbols from this object, don't change the visibility of an
6621 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6623 2009-12-30 Ian Lance Taylor <iant@google.com>
6626 * script.h (class Version_script_info): Define Language enum.
6627 Update declarations. Define Glob, Exact, and Lookup types. Add
6628 new fields globals_, locals_, and is_finalized_.
6629 * script.cc: Various formatting fixes.
6630 (class Parser_closure): Change language_stack_ from a vector of
6631 std::string to one of Version_script_info::Language. Adjust all
6633 (class Lazy_demangler): Remove.
6634 (struct Version_expression): Change language from std::string to
6635 Version_script_info::Language.
6636 (Version_script_info::Version_script_info): New function.
6637 (Version_script_info::~Version_script_info): Don't call clear.
6638 (Version_script_info::finalize): New function.
6639 (Version_script_info::build_lookup_tables): New function.
6640 (Version_script_info::build_expression_list_lookup): New
6642 (Version_script_info::get_symbol_version_helper): Rewrite to use
6644 (Version_script_info::print_expression_list): Adjust to use
6645 Version_script_info::Language.
6646 (script_push_lex_into_version_mode): Check that the version script
6647 has not been finalized.
6648 (version_script_push_lang): Change language string to
6649 Version_script_info::Language.
6650 * options.cc (Command_line::version_script): New function.
6651 * options.h (class General_options): Add finalize_dynamic_list
6652 function. Change version_script from declaration to definition.
6653 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6654 * testsuite/version_script.map: Remove duplicate def of foo.
6655 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6657 * testsuite/Makefile.in: Rebuild.
6659 2009-12-30 Ian Lance Taylor <iant@google.com>
6662 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6663 if the input symbol index is 0, make the output symbol index 0.
6665 2009-12-30 Ian Lance Taylor <iant@google.com>
6668 * options.h (class General_options): Add -x/--discard-all.
6669 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6670 --discard-all. If the local symbol needs a dynamic entry, check
6671 that before handling --discard-locals.
6673 2009-12-30 Ian Lance Taylor <iant@google.com>
6676 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6678 (Output_segment::add_output_section): Don't change the flags if
6682 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6683 GNU hash table if they need a dynamic value. Otherwise, don't add
6684 them if they are defined in a dynamic object or are forced local.
6686 2009-12-29 Ian Lance Taylor <iant@google.com>
6689 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6690 .gnu.hash table for a 32-bit target.
6693 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6694 regular and a dynamic object only needs a dynamic symbol table
6695 entry if it is externally visible.
6698 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6699 constructor. Add global_offset_table_ field.
6700 (Target_i386::got_section): Set global_offset_table_.
6701 (Target_i386::do_finalize_sections): Set global_offset_table_
6703 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6704 in constructor. Add global_offset_table_ field.
6705 (Target_x86_64::got_section): Set global_offset_table_.
6706 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6709 * layout.cc (Layout::Layout): Initialize increase_relro_.
6710 (Layout::get_output_section): Add is_relro, is_last_relro, and
6711 is_first_non_relro parameters. Change all callers.
6712 (Layout::choose_output_section): Likewise.
6713 (Layout::add_output_section_data): Likewise.
6714 (Layout::make_output_section): Likewise.
6715 (Layout::set_segment_offsets): Clear increase_relro when using a
6717 * layout.h (class Layout): Add increase_relro method. Add
6718 increase_relro_ field. Update declarations.
6719 * output.cc (Output_section::Output_section): Initialize
6720 is_last_relro_ and is_first_non_relro_.
6721 (Output_segment::add_output_section): Group relro sections is
6722 do_sort is true. Handle is_last_relro and is_first_non_relro.
6723 (Output_segment::maximum_alignment): Remove relro handling.
6724 (Output_segment::set_section_addresses): Add increase_relro
6725 parameter. Change all callers. Add initial alignment to align
6726 relro sections on separate page. Remove old relro handling.
6727 (Output_segment::set_section_list_addresses): Remove in_relro
6728 parameter. Change all callers.
6729 (Output_segment::set_offset): Add increase parameter. Change all
6730 callers. Remove old relro handling.
6731 * output.h (class Output_section): Add new methods: is_last_relro,
6732 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6733 Add is_last_relro_ and is_first_non_relro_ fields.
6734 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6735 Create separate .got.plt section. Call increase_relro.
6736 * x86_64.cc (Target_x86_64::got_section): Likewise.
6737 * testsuite/relro_script_test.t: Add .got.plt.
6740 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6741 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6742 (Layout::finalize): Call set_dynamic_symbol_size.
6743 (Layout::set_dynamic_symbol_size): New function.
6744 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6745 set_dynamic_symbol_size.
6748 * output.h (class Output_section): Add is_entsize_zero_ field.
6749 * output.cc (Output_section::Output_section): Initialize
6751 (Output_section::set_entsize): If two different entsizes are
6752 requested, force it to zero.
6753 (Output_section::add_input_section): Set flags for .debug_str
6754 before updating section flags. Set entsize.
6755 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6756 and SHF_STRING if all input sections have those flags.
6758 2009-12-29 Rafael Espindola <espindola@google.com>
6760 * main.cc (main): Fix the sys time reporting.
6761 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6764 2009-12-29 Sriraman Tallam <tmsriram@google.com>
6766 * options.cc (General_options::parse_version): Allow -v to exit
6767 without an error if there is nothing to link.
6769 2009-12-29 Ian Lance Taylor <iant@google.com>
6771 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6772 using a version of gcc before 4.1.
6773 * configure: Rebuild.
6775 2009-12-28 Chris Demetriou <cgd@google.com>
6777 * attributes.cc (Output_attributes_section_data::do_write): Use
6778 std::vector::front rather than std::vector::data.
6780 2009-12-28 Ian Lance Taylor <iant@google.com>
6782 * symtab.h (class Symbol_table): Add enum Defined.
6783 * resolve.cc (Symbol_table::should_override): Add defined
6784 parameter. Change all callers. Test whether object is NULL
6785 before calling a method on it.
6786 (Symbol_table::report_resolve_problem): Add defined parameter.
6788 (Symbol_table::should_override_with_special): Likewise.
6789 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6790 parameter. Change all callers.
6791 (Symbol_table::do_define_in_output_data): Likewise.
6792 (Symbol_table::define_in_output_segment): Likewise.
6793 (Symbol_table::do_define_in_output_segment): Likewise.
6794 (Symbol_table::define_as_constant): Likewise.
6795 (Symbol_table::do_define_as_constant): Likewise.
6796 * script.h (class Symbol_assignment): Add is_defsym parameter to
6797 constructor; change all callers.
6798 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6799 parameter. Change all callers. Add is_defsym_ field.
6800 (class Parser_closure): Add parsing_defsym parameter to
6801 constructor; change all callers. Add parsing_defsym accessor
6802 function. Add parsing_defsym_ field.
6804 2009-12-28 Ian Lance Taylor <iant@google.com>
6806 * gold.cc (queue_middle_tasks): Fix formatting.
6807 * object.cc (Relobj::is_section_name_included): Likewise.
6809 2009-12-23 Ian Lance Taylor <iant@google.com>
6811 * i386.cc (Target_i386::do_calls_non_split): Recognize
6812 -fsplit-stack prologue for a function with a static chain.
6813 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6814 -fsplit-stack prologue when using %r11.
6816 2009-12-21 Sriraman Tallam <tmsriram@google.com>
6818 * options.cc (General_options::parse_version): Make -v continue and do
6819 the link like GNU ld does.
6821 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
6823 * Makefile.am (CCFILES): Add timer.cc.
6824 (HFILES): Add timer.h.
6825 * configure.ac: Check for sysconf and times.
6826 * main.cc: include timer.h.
6827 (main): Use Timer instead of get_run_time.
6830 * workqueue.cc: include timer.h.
6831 (Workqueue::find_and_run_task):
6832 Report user, sys and wall time.
6833 * Makefile.in: Regenerate.
6834 * config.in: Regenerate.
6835 * configure: Regenerate.
6837 2009-12-16 Doug Kwan <dougkwan@google.com>
6839 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6841 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6842 relaxed input sections.
6843 * output.cc (Output_section::find_relaxed_input_section): Change
6844 return type to Output_relaxed_input_section pointer. Adjust code
6845 for new type of relaxed_input_section_map_.
6846 * output.h (Output_section::find_relaxed_input_section): Change
6847 return type to Output_relaxed_input_section pointer.
6848 (Output_section::Output_relaxed_input_section_by_input_section_map):
6850 (Output_section::relaxed_input_section_map_): Change type to
6851 Output_section::Output_relaxed_input_section_by_input_section_map.
6852 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6855 2009-12-15 Ian Lance Taylor <iant@google.com>
6857 * layout.cc (Layout::create_shstrtab): Only write out after input
6858 sections if we are compressing debug sections.
6860 2009-12-15 Ian Lance Taylor <iant@google.com>
6862 * archive.cc (Archive::add_symbols): Only look up a symbol without
6863 a version if there is, in fact, a version.
6865 2009-12-14 Ian Lance Taylor <iant@google.com>
6867 Revert -Wshadow changes, all changes from:
6868 2009-12-11 Doug Kwan <dougkwan@google.com>
6869 2009-12-11 Nick Clifton <nickc@redhat.com>
6870 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6872 2009-12-11 Doug Kwan <dougkwan@google.com>
6874 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6876 * attributes.cc (Object_attribute::size): Ditto.
6877 (Attributes_section_data::size): Ditto.
6878 (Attributes_section_data::Attributes_section_data): Ditto.
6879 (Output_attributes_section_data::do_write): Ditto.
6880 * attributes.h (Object_attribute::set_type): Ditto.
6881 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6883 2009-12-11 Nick Clifton <nickc@redhat.com>
6885 * archive.cc: Fix shadowed variable warnings.
6887 * compressed_output.cc: Likewise.
6888 * compressed_output.h: Likewise.
6889 * configure: Likewise.
6890 * dwarf_reader.cc: Likewise.
6891 * dynobj.cc: Likewise.
6892 * dynobj.h: Likewise.
6893 * ehframe.cc: Likewise.
6894 * ehframe.h: Likewise.
6895 * errors.cc: Likewise.
6896 * expression.cc: Likewise.
6897 * fileread.cc: Likewise.
6898 * fileread.h: Likewise.
6899 * freebsd.h: Likewise.
6900 * i386.cc: Likewise.
6902 * incremental.h: Likewise.
6903 * layout.cc: Likewise.
6904 * layout.h: Likewise.
6905 * mapfile.cc: Likewise.
6906 * merge.cc: Likewise.
6907 * merge.h: Likewise.
6908 * object.cc: Likewise.
6909 * object.h: Likewise.
6910 * options.h: Likewise.
6911 * output.cc: Likewise.
6912 * output.h: Likewise.
6913 * parameters.cc: Likewise.
6914 * plugin.cc: Likewise.
6915 * powerpc.cc: Likewise.
6916 * reduced_debug_output.cc: Likewise.
6917 * reduced_debug_output.h: Likewise.
6918 * reloc.cc: Likewise.
6919 * reloc.h: Likewise.
6920 * resolve.cc: Likewise.
6921 * script-sections.cc: Likewise.
6922 * script.cc: Likewise.
6923 * script.h: Likewise.
6924 * sparc.cc: Likewise.
6925 * symtab.cc: Likewise.
6926 * symtab.h: Likewise.
6927 * target-select.cc: Likewise.
6928 * target-select.h: Likewise.
6929 * token.h: Likewise.
6930 * workqueue.cc: Likewise.
6931 * workqueue.h: Likewise.
6932 * x86_64.cc: Likewise.
6934 2009-12-10 Doug Kwan <dougkwan@google.com>
6936 * arm.cc (attributes.h): New include.
6937 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6938 (Arm_relobj::~Arm_relobj): Delete object pointed by
6939 attributes_section_data_.
6940 (Arm_relobj::attributes_section_data): New method definition.
6941 (Arm_relobj::attributes_section_data_): New data member declaration.
6942 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6943 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6944 attributes_section_data_.
6945 (Arm_dynobj::attributes_section_data): New method definition.
6946 (Arm_dynobj::attributes_section_data_): New data member declaration.
6947 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6948 initialization value of may_use_blx_ to false.
6949 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6950 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6951 object attributes to compute results instead of hard-coding.
6952 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6953 Target_arm::get_secondary_compatible_arch,
6954 Target_arm::set_secondary_compatible_arch
6955 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6956 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6957 New method declarations.
6958 (Target_arm::get_aeabi_object_attribute): New method definition.
6959 (Target_arm::attributes_section_data_): New data member declaration.
6960 (read_arm_attributes_section): New template definition.
6961 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6962 (Arm_dynobj::do_read_symbols): Ditto.
6963 (Target_arm::do_finalize_sections): Merge attributes sections from
6964 input. Check for BLX use after attributes section merging.
6965 Fix __exidx_start and __exidx_end visibility. Create an
6966 .ARM.attributes section if necessary.
6967 (Target_arm::get_secondary_compatible_arch,
6968 Target_arm::set_secondary_compatible_arch,
6969 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6970 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
6971 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
6972 New method definitions.
6974 2009-12-09 Ian Lance Taylor <iant@google.com>
6976 * plugin.cc (Plugin::load): Don't cast from void* to a function
6979 2009-12-09 Ian Lance Taylor <iant@google.com>
6981 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6984 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6986 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6987 Replace two_file_shared_1.so with two_file_shared_2.so.
6988 * testsuite/Makefile.in: Regenerated.
6990 2009-12-08 Doug Kwan <dougkwan@google.com>
6992 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6993 (HFILES): Add attributes.h and int_encoding.h.
6994 * Makefile.in: Regenerate.
6995 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6996 function definitions to int_encoding.cc
6997 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6998 prototypes to int_encoding.h
6999 * reduced_debug_output.cc (int_encoding.h): New include.
7000 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
7001 function definitions to int_encoding.cc
7002 (insert_into_vector, read_from_pointer): Move template definitions to
7004 * attributes.cc: New file.
7005 * attributes.h: New file.
7006 * int_encoding.cc: New file.
7007 * int_encoding.h: New file.
7009 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
7012 * incremental-dump.cc (dump_incremental_inputs): New.
7013 (main): Use dump_incremental_inputs.
7015 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
7018 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
7019 checking elfcpp::STT_FUNC.
7020 (Target_i386::Relocate::relocate): Likewise.
7021 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
7023 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
7024 symbols from shared libraries into normal FUNC symbols.
7026 * symtab.h (Symbol): Add is_func and use it.
7028 2009-12-05 Doug Kwan <dougkwan@google.com>
7030 * arm.cc (Target_arm::arm_info): Initialize new fields
7031 attributes_section and attributes_vendor.
7032 * i386.cc (Target_i386::i386_info): Same.
7033 * object.cc (Sized_relobj::do_layout): Skip attribute section.
7034 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
7035 fields attributes_section and attributes_vendor.
7036 * sparc.cc (Target_sparc::sparc_info): Same.
7037 * target.h (Target::attributes_section, Target::attributes_vendor,
7038 Target::is_attributes_section, Target::attribute_arg_type,
7039 Target::attributes_order): New method definitions.
7040 (Target::Target_info::attributes_section,
7041 Target::Target_info::attributes_vendor): New fields.
7042 (Target::do_attribute_arg_type, Target::do_attributes_order): New
7043 virtual method definitions.
7044 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
7045 attributes_section and attributes_vendor.
7046 * testsuite/testfile.cc (Target_test::test_target_info): Same.
7048 2009-12-05 Doug Kwan <dougkwan@google.com>
7050 * arm.cc: Update comments about interworking and stub generation.
7051 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
7052 considered as non-PIC.
7053 (Arm_relocate_functions::base_abs): Fix formatting.
7054 (Arm_relocate_functions::got_prel): Fix comment. Change interface
7055 of function to use GOT entry address instead of offset.
7056 (Target_arm::Scan::global): Issue an error if a symbol would need a
7057 PLT does not get one because it is untyped. Remove code to create
7058 dynamic symbols for relative branches.
7059 (Target_arm::Relocate::relocate: Use 0 instead of false since function
7060 takes unsigned integer instead of boolean.
7062 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
7064 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
7065 (two_file_test_LDADD): Likewise.
7066 (common_test_1_LDADD): Likewise.
7067 (exception_test_LDADD) Likewise.
7068 (weak_test_LDADD): Likewise.
7069 (many_sections_test_LDADD): Likewise.
7070 (initpri1_LDADD): Likewise.
7071 (script_test_1_LDADD): Likewise.
7072 (script_test_2_LDADD): Likewise.
7073 (justsyms_LDADD): Likewise.
7074 (binary_test_LDADD): Likewise.
7075 (large_LDADD): Likewise.
7076 * testsuite/Makefile.in: Regenerated.
7078 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
7080 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
7081 (Symbol_table::override_with_special): Likewise.
7082 (Symbol_table::add_from_object): Likewise.
7084 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
7086 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7087 Don't set the data_offset twice.
7089 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
7091 * testsuite/Makefile.in: Regenerate.
7093 2009-12-03 Doug Kwan <dougkwan@google.com>
7095 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
7096 (Target_arm::do_finalize_sections): Add parameter for symbol table
7097 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
7098 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7099 parameter for symbol table pointer.
7100 * layout.cc (Layout::finalize): Call Target::finalize_sections with
7101 an additional parameter for a pointer to symbol table.
7102 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
7103 parameter for a symbol table pointer.
7104 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
7105 * target.h (Target::finalize_sections, Target::do_finalize_sections):
7107 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
7108 parameter for a symbol table pointer.
7110 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
7112 * incremental.cc (Incremental_inputs_header)
7113 (Incremental_inputs_header_write, Incremental_inputs_entry)
7114 (Incremental_inputs_entry_write): Move ...
7115 * incremental.h (Incremental_inputs_header)
7116 (Incremental_inputs_header_write, Incremental_inputs_entry)
7117 (Incremental_inputs_entry_write): here.
7119 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7121 * incremental.cc (make_sized_incremental_binary): Set the target.
7122 Error if it is incompatible.
7123 * output.h (Output_file): Add filename method.
7125 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7127 * incremental.cc (Incremental_inputs_entry): Remove unused argument
7128 from the get_* methods.
7130 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7132 * incremental-dump.cc (main): Check that the offeset of a script is 0.
7133 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7134 Write 0 for the data_offset of scripts.
7136 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7138 * testsuite/Makefile.am: Add the incremental_test.sh test.
7139 * testsuite/incremental_test.sh: New.
7140 * testsuite/incremental_test_1.c: New.
7141 * testsuite/incremental_test_2.c: New.
7143 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
7145 * incremental-dump.cc (main): Fix typos.
7147 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
7150 * incremental-dump.cc (main): Use llu to print 64 bit values.
7152 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
7153 H.J. Lu <hongjiu.lu@intel.com>
7155 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7157 (incremental_dump_LDADD): Likewise.
7158 * Makefile.in: Regenerated.
7160 2009-11-25 Doug Kwan <dougkwan@google.com>
7164 2009-11-25 Doug Kwan <dougkwan@google.com>
7166 * arm.cc (Target_arm::Target_arm): Move method definition
7167 outside of class definition. Add code to handle
7168 --target1-rel, --target1-abs and --target2= options.
7169 (Target_arm::get_reloc_reloc_type): Change method to be
7170 non-static and const.
7171 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7172 New data member declaration.
7173 (Target_arm::Scan::local, Target_arm::Scan::global,
7174 Target_arm::Relocate::relocate,
7175 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7176 Adjust call to Target_arm::get_real_reloc_type.
7177 (Target_arm::get_real_reloc_type): Use command line options
7178 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7179 * options.h (--target1-rel, --target1-abs, --target2): New
7182 2009-11-25 Doug Kwan <dougkwan@google.com>
7184 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7185 class definition. Add code to handle --target1-rel, --target1-abs
7186 and --target2= options.
7187 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7189 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7191 (Target_arm::Scan::local, Target_arm::Scan::global,
7192 Target_arm::Relocate::relocate,
7193 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7194 call to Target_arm::get_real_reloc_type.
7195 (Target_arm::get_real_reloc_type): Use command line options to
7196 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7197 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7200 2009-11-25 Doug Kwan <dougkwan@google.com>
7202 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7203 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7204 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7206 (Arm_relocate_functions::thm_call): Replace body with a call to
7207 Arm_relocate_functions::thumb_branch_common.
7208 (Arm_relocate_functions::thm_jump24,
7209 Arm_relocate_functions::thm_xpc22): New method definitions.
7210 (Arm_relocate_functions::thumb_branch_common): New method definition.
7211 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7213 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7214 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7216 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7218 * Makefile.am: Build incremental-dump
7219 * Makefile.in: Regenerate.
7220 * incremental-dump.cc: New.
7221 * incremental.cc (Incremental_inputs_header_data,
7222 Incremental_inputs_entry_data): Move to incremental.h
7223 * incremental.h: (Incremental_inputs_header_data,
7224 Incremental_inputs_entry_data): Move from incremental.cc
7226 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7228 * incremental.cc (Incremental_inputs_header,
7229 Incremental_inputs_header_write, Incremental_inputs_entry,
7230 Incremental_inputs_entry_write): Add a typedef with the data type.
7232 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7234 * incremental.cc (Incremental_inputs_header,
7235 Incremental_inputs_header_write, Incremental_inputs_entry,
7236 Incremental_inputs_entry_write): Update comment about which
7237 type has the filed descriptions.
7239 2009-11-15 Doug Kwan <dougkwan@google.com>
7241 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7242 (Arm_relocate_functions::arm_branch_common): Change method defintion
7243 in class definition to a method declaration and update list of formal
7245 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7246 Arm_relocation_functions::jump24): Adjust call to
7247 Arm_relocate_functions::arm_branch_common. Update list of formal
7249 (Arm_relocate_functions::xpc25): New method definition.
7250 (Arm_relocate_functions::arm_branch_common): Move method defintion
7251 out from class definition. Use stubs for mode-switching and extending
7253 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7254 specially. Change code to enable use of stubs in ARM branches.
7256 2009-11-10 Doug Kwan <dougkwan@google.com>
7258 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7259 in method declaration.
7260 (Target_arm::relocate_stub): New method declaration.
7261 (Target_arm::default_target): Change to return a pointer instead of
7263 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7264 Target_arm::default_target.
7265 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7267 (Target_arm::relocate_section): Adjust view.
7268 (Target_arm::relocate_stub): New method definition.
7270 2009-11-10 Doug Kwan <dougkwan@google.com>
7272 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7274 * incremental.cc (open_incremental_binary): Initialized local
7275 variables to avoid warnings.
7276 * object.cc (make_elf_object): Ditto.
7277 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7280 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7283 * testsuite/plugin_test.c: Include "config.h".
7285 2009-11-09 Doug Kwan <dougkwan@google.com>
7287 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7288 (arm_symbol_value): Remove.
7289 (Arm_relocate_functions::arm_branch_common,
7290 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7291 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7292 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7293 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7294 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7295 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7296 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7297 Arm_relocate_functions::thm_mobw_abs_nc,
7298 Arm_relocate_functions::thm_mov_abs,
7299 Arm_relocate_functions::movw_prel_nc,
7300 Arm_relocate_functions::thm_movt_abs,
7301 Arm_relocate_functions::movt_prel,
7302 Arm_relocate_functions::thm_movw_prel_nc,
7303 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7304 (Target_arm::Relocate::relocate): Only decompose address into two
7305 parts if relocation type uses the thumb-bit and pass the actual
7306 bit instead of a flag indicating that the thumb-bit is used. Adjust
7307 calls to methods in Arm_relocate_functions for this change.
7309 2009-11-08 Ian Lance Taylor <iant@google.com>
7312 * reloc.cc: Instantiate
7313 Sized_relobj::initialize_input_to_output_maps and
7314 Sized_relobj:free_input_to_output_maps.
7316 2009-11-06 Ian Lance Taylor <iant@google.com>
7319 * defstd.cc (in_segment): Set only_if_ref true for "end".
7321 2009-11-06 Doug Kwan <dougkwan@google.com>
7323 * arm.cc (class Reloc_stub): Correct a comment.
7324 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7325 (Target_arm::scan_section_for_stubs): New method declaration.
7326 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7327 Change methods from private to protected.
7328 (Target_arm::do_may_relax): New method definition.
7329 (Target_arm::do_relax, Target_arm::group_sections,
7330 Target_arm::scan_reloc_for_stub,
7331 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7332 (Target_arm::arm_input_section_map_): New data member declaration.
7333 (Target_arm::scan_reloc_for_stub,
7334 Target_arm::scan_reloc_section_for_stubs,
7335 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7336 Target_arm::do_relax): New method definitions.
7338 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7340 * configure.ac: Check for (struct stat)::st_mtim
7341 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7342 * config.in: Regenerate.
7343 * configure: Regenerate.
7345 2009-11-05 Ian Lance Taylor <iant@google.com>
7348 * output.cc (Output_segment::add_output_section): Add missing
7351 2009-11-04 Ian Lance Taylor <iant@google.com>
7354 * object.h (class Object): Add is_needed and set_is_needed
7355 methods. Add is_needed_ field. Make bool fields into bitfields.
7356 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7357 defined in a dynamic object and referenced by a regular object,
7358 set is_needed for the dynamic object.
7359 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7360 if the file is marked with as_needed and it is not needed.
7362 2009-11-04 Ian Lance Taylor <iant@google.com>
7365 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7366 tags if data is discarded by linker script.
7367 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7368 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7369 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7370 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7372 2009-11-04 Ian Lance Taylor <iant@google.com>
7374 * layout.cc (Layout::get_output_section): Add is_interp and
7375 is_dynamic_linker_section parameters. Change all callers.
7376 (Layout::choose_output_section): Likewise.
7377 (Layout::make_output_section): Likewise.
7378 (Layout::add_output_section_data): Add is_dynamic_linker_section
7379 parameter. Change all callers.
7380 * layout.h (class Layout): Update declarations.
7381 * output.h (class Output_section): Add is_interp, set_is_interp,
7382 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7383 Add is_interp_, is_dynamic_linker_section_ fields. Change
7384 generate_code_fills_at_write_ to a bitfield.
7385 * output.cc (Output_section::Output_sections): Initialize new
7387 (Output_segment::add_output_section): Add do_sort parameter.
7390 2009-11-03 Ian Lance Taylor <iant@google.com>
7393 * options.h (class General_options): Add --warn-common.
7394 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7395 merging two common symbols.
7396 (Symbol_table::should_override): Handle --warn-common when merging
7397 a common symbol with a defined symbol. Use report_resolve_problem
7398 for multiple definitions.
7399 (Symbol_table::report_resolve_problem): New function.
7400 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7402 2009-11-03 Doug Kwan <dougkwan@google.com>
7404 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7406 (Target_arm::stub_factory): New method definition.
7407 (Target_arm::new_arm_input_section,
7408 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7409 Target_arm::reloc_uses_thumb_bit): New method declarations.
7410 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
7411 New type definitions.
7412 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7413 member declarations.
7414 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7415 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7416 New method definitions.
7418 2009-11-03 Ian Lance Taylor <iant@google.com>
7420 * options.h (class General_options): Add --warn_constructors.
7422 2009-11-03 Ian Lance Taylor <iant@google.com>
7425 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7426 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7428 2009-11-03 Ian Lance Taylor <iant@google.com>
7431 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7432 --msgid-bugs-address.
7433 (install-pdf): New target.
7434 (install-data_yes): Look up one directory to find mkinstalldirs.
7436 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7438 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7441 2009-10-30 Doug Kwan <dougkwan@google.com>
7443 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7445 2009-10-30 Doug Kwan <dougkwan@google.com>
7447 * arm.cc (Stub_addend_reader): New struct template definition
7448 and partial specializations.
7449 (Stub_addend_reader::operator()): New method definition for a
7450 partially specialized template.
7452 2009-10-30 Doug Kwan <dougkwan@google.com>
7454 * arm.cc (Arm_relobj::processor_specific_flags): New method
7456 (Arm_relobj::do_read_symbols): New method declaration.
7457 (Arm_relobj::processor_specific_flags_): New data member declaration.
7458 (Arm_dynobj): New class definition.
7459 (Target_arm::do_finalize_sections): Add input_objects parameter.
7460 (Target_arm::do_adjust_elf_header): New method declaration.
7461 (Target_arm::are_eabi_versions_compatible,
7462 (Target_arm::merge_processor_specific_flags): New method declaration.
7463 (Target_arm::do_make_elf_object): New overloaded method definitions
7465 (Arm_relobj::do_read_symbols): New method definition.
7466 (Arm_dynobj::do_read_symbols): Ditto.
7467 (Target_arm::do_finalize_sections): Add input_objects parameters.
7468 Merge processor-specific flags from all input objects.
7469 (Target_arm::are_eabi_versions_compatible,
7470 Target_arm::merge_processor_specific_flags,
7471 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7472 New method definitions.
7473 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7474 Input_objects pointer type parameter.
7475 * layout.cc (Layout::finalize): Pass input objects to target's.
7476 finalize_sections function.
7477 * output.cc (Output_file_header::do_sized_write): Set ELF file
7478 header's processor-specific flags.
7479 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7480 Input_objects pointer type parameter.
7481 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7482 * target.h (Input_objects): New forward class declaration.
7483 (Target::processor_specific_flags,
7484 Target::are_processor_specific_flags_sect): New method definitions.
7485 (Target::finalize_sections): Add input_objects parameter.
7486 (Target::Target): Initialize processor_specific_flags_ and
7487 are_processor_specific_flags_set_.
7488 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7490 (Target::set_processor_specific_flags): New method definition.
7491 (Target::processor_specific_flags_,
7492 Target::are_processor_specific_flags_set_): New data member
7494 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7495 Input_objects pointer type parameter.
7497 2009-10-30 Doug Kwan <dougkwan@google.com>
7499 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7501 2009-10-28 Ian Lance Taylor <iant@google.com>
7503 * object.h (class Relobj): Drop options parameter from
7504 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7505 do_scan_relocs, do_relocate. Change all callers.
7506 (class Sized_relobj): Drop options parameters from
7507 do_gc_process_relocs, do_scan_relocs, do_relocate,
7508 do_relocate_sections, relocate_sections, emit_relocs_scan,
7509 emit_relocs_scan_reltype. Change all callers.
7510 (struct Relocate_info): Remove options field and all references to
7512 * reloc.h (class Read_relocs): Remove options constructor
7513 parameter and options_ field. Change all callers.
7514 (class Gc_process_relocs, class Scan_relocs): Likewise.
7515 (class Relocate_task): Likewise.
7516 * target-reloc.h (scan_relocs): Remove options parameter. Change
7518 (scan_relocatable_relocs): Likewise.
7519 * target.h (class Sized_target): Remove options parameter from
7520 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7522 * gc.h (gc_process_relocs): Remove options parameter. Change all
7524 * arm.cc: Update functions to remove options parameters.
7525 * i386.cc: Likewise.
7526 * powerpc.cc: Likewise.
7527 * sparc.cc: Likewise.
7528 * x86_64.cc: Likewise.
7529 * testsuite/testfile.cc: Likewise.
7531 2009-10-28 Doug Kwan <dougkwan@google.com>
7533 * arm.cc (Arm_relobj): New class definition.
7534 (Arm_relobj::scan_sections_for_stubs,
7535 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7536 New method definitions.
7538 2009-10-28 Cary Coutant <ccoutant@google.com>
7540 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7541 (Plugin::cleanup_done_): New member.
7542 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7543 (Plugin_manager::cleanup_done_): Remove.
7544 (Plugin_manager::add_input_file): Edit error message.
7545 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7546 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7548 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7550 * fileread.cc: (File_read::View::~View): Use the new
7551 data_ownership_ filed.
7552 (File_read::~File_read): Dispose the new whole_file_view_.
7553 (File_read::open): Mmap the whole file if needed.
7554 (File_read::open): Use whole_file_view_ instead of contents_.
7555 (File_read::find_view): Use whole_file_view_ if applicable.
7556 (File_read::do_read): Use whole_file_view_ instead of contents_.
7557 (File_read::make_view): Use whole_file_view_ instead of contents_,
7558 update File_read::View::View call.
7559 (File_read::find_or_make_view): Update File_read::View::View
7561 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7563 (File_read::View::Data_ownership): New enum.
7564 (File_read::View::View): Replace bool mapped_ with Data_ownership
7566 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7567 (File_read::View::data_ownership_): New field.
7568 (File_read::contents_): Remove (replaced by whole_file_view_).
7569 (File_read::whole_file_view_): New field.
7570 * options.h (class General_options): Add --keep-files-mapped.
7572 2009-10-27 Cary Coutant <ccoutant@google.com>
7574 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7575 * testsuite/Makefile.am (plugin_test_5): New test case.
7576 * testsuite/Makefile.in: Regenerate.
7578 2009-10-25 Doug Kwan <dougkwan@google.com>
7580 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7581 from private to protected to allow access by child class.
7582 (Sized_relobj::do_relocate_sections): New method declaration.
7583 (Sized_relobj::relocate_sections): Virtualize.
7584 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
7585 Sized_relobj::relocate_sections. Instantiate template explicitly
7586 for different target sizes and endianity.
7588 2009-10-24 Doug Kwan <dougkwan@google.com>
7590 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7591 (Arm_input_section::as_arm_input_section): New method.
7592 (Arm_output_section): New class definition.
7593 (Arm_output_section::create_stub_group,
7594 Arm_output_section::group_sections): New method definitions.
7596 2009-10-22 Doug Kwan <dougkwan@google.com>
7598 * arm.cc (Arm_input_section): New class definition.
7599 (Arm_input_section::init, Arm_input_section:do_write,
7600 Arm_input_section::set_final_data_size,
7601 Arm_input_section::do_reset_address_and_file_offset): New method
7604 2009-10-21 Doug Kwan <dougkwan@google.com>
7606 * arm.cc (Stub_table, Arm_input_section): New forward class
7608 (Stub_table): New class defintion.
7609 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7610 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7611 New method definition.
7613 2009-10-21 Doug Kwan <dougkwan@google.com>
7615 * arm.cc: Update copyright comments.
7616 (Target_arm): New forward class template declaration.
7617 (Arm_address): New type.
7618 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7619 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7620 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7622 (Insn_template): Same.
7623 (DEF_STUBS): New macro.
7624 (Stub_type): New enum type.
7625 (Stub_template): New class definition.
7628 (Stub_factory): Same.
7629 (Target_arm::Target_arm): Initialize may_use_blx_ and
7630 should_force_pic_veneer_.
7631 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7632 Target_arm::should_force_pic_veneer,
7633 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7634 Target_arm::using_thumb_only, Target_arm:;default_target): New
7636 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7637 New data member declarations.
7638 (Insn_template::size, Insn_template::alignment): New method defintions.
7639 (Stub_template::Stub_template): New method definition.
7640 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7641 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7642 (Stub_factory::Stub_factory): New method definition.
7643 * gold.h (string_hash): New template.
7644 * output.h (Input_section_specifier::hash_value): Use
7646 (Input_section_specifier::string_hash): Remove.
7647 * stringpool.cc (Stringpool_template::string_hash): Use
7650 2009-10-20 Doug Kwan <dougkwan@google.com>
7652 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7653 symbols of relaxed input sections.
7654 * output.h (Output_section::find_relaxed_input_section): Make
7657 2009-10-16 Doug Kwan <dougkwan@google.com>
7659 * dynobj.cc (Versions::Versions): Initialize version_script_.
7660 Only insert base version symbol definition for a shared object
7661 if version script defines any version versions.
7662 (Versions::define_base_version): New method definition.
7663 (Versions::add_def): Check that base version is not needed.
7664 (Versions::add_need): Define base version lazily.
7665 * dynobj.h (Versions::define_base_version): New method declaration.
7666 (Versions::needs_base_version_): New data member declaration.
7667 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7668 (check_DATA): Add no_version_test.stdout.
7669 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7671 * testsuite/Makefile.in: Regenerate.
7672 * testsuite/no_version_test.c: New file.
7673 * testsuite/no_version_test.sh: Ditto.
7675 2009-10-16 Doug Kwan <dougkwan@google.com>
7677 * expression.cc (class Segment_start_expression): New class definition.
7678 (Segment_start_expression::value): New method definition.
7679 (script_exp_function_segment_start): Return a new
7680 Segment_start_expression.
7681 * gold/script-c.h (script_saw_segment_start_expression): New function
7683 * script-sections.cc (Script_sections::Script_sections): Initialize
7684 SAW_SEGMENT_START_EXPRESSION_ to false.
7685 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7686 and -Tbbs options to specify section addresses if given in
7687 command line and no SEGMENT_START expression is seen in a script.
7688 * script-sections.h (Script_sections::saw_segment_start_expression,
7689 Script_sections::set_saw_segment_start_expression): New method
7691 (Script_sections::saw_segment_start_expression_): New data member
7693 * script.cc (script_saw_segment_start_expression): New function.
7694 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7695 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7696 script_test_7.sh and script_test_8.sh.
7697 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7698 script_test_8.stdout.
7699 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7700 (script_test_6, script_test_6.stdout, script_test_7,
7701 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7702 * Makefile.in: Regenerate.
7703 * testsuite/script_test_6.sh: New file.
7704 * testsuite/script_test_6.t: Same.
7705 * testsuite/script_test_7.sh: Same.
7706 * testsuite/script_test_7.t: Same.
7707 * testsuite/script_test_8.sh: Same.
7709 2009-10-16 Doug Kwan <dougkwan@google.com>
7711 * output.cc (Output_segment::set_section_list_address): Cast
7712 expressions to unsigned long long type to avoid format warnings.
7714 2009-10-15 Ian Lance Taylor <iant@google.com>
7716 * script.cc (Script_options::add_symbol_assignment): Always add a
7717 dot assignment to script_sections_.
7718 * script-sections.cc (Script_sections::add_dot_assignment):
7719 Initialize if necessary.
7721 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7722 program headers with no load segment if there is a linker script.
7724 * layout.cc (Layout::set_segment_offsets): Align the file offset
7725 to the segment aligment for -N or -n with no load segment.
7726 * output.cc (Output_segment::add_output_section): Don't crash if
7727 the first section is a TLS section.
7728 (Output_segment::set_section_list_addresses): Print an error
7729 message if the address moves backward in a linker script.
7730 * script-sections.cc
7731 (Output_section_element_input::set_section_addresses): Don't
7732 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7733 (Orphan_output_section::set_section_addresses): Likewise.
7735 2009-10-15 Doug Kwan <dougkwan@google.com>
7737 * layout.cc (Layout::finish_dynamic_section): Generate tags
7738 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7739 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7740 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7742 2009-10-14 Ian Lance Taylor <iant@google.com>
7744 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7746 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7747 data_shdr fields of relinfo.
7748 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7749 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7750 R_386_TLS_LDO_32, adjust based on section flags.
7751 (Target_i386::Relocate::fix_up_ldo): Remove.
7753 2009-10-13 Ian Lance Taylor <iant@google.com>
7755 Add support for -pie.
7756 * options.h (class General_options): Add -pie and
7758 (General_options::output_is_position_independent): Test -pie.
7759 (General_options::output_is_executable): Return true if not shared
7760 and not relocatable.
7761 (General_options::output_is_pie): Remove.
7762 * options.cc (General_options::finalize): Reject incompatible uses
7764 * gold.cc (queue_middle_tasks): A -pie link is not static.
7765 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7766 * symtab.cc (Symbol::final_value_is_known): Return false if
7767 output_is_position_independent.
7768 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7769 output_is_position_independent.
7770 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7771 output_is_position_independent.
7772 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7773 output_is_position_independent.
7774 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7776 (basic_pie_test.o, basic_pie_test): New targets.
7777 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7778 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7779 (two_file_pie_test): New target.
7780 * testsuite/Makefile.in: Rebuild.
7781 * README: Remove note saying that -pie is not supported.
7783 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7785 * options.h (class General_options): Add -init and -fini.
7786 * layout.cc (Layout::finish_dynamic_section): Emit
7787 given init and fini functions.
7789 2009-10-13 Sriraman Tallam <tmsriram@google.com>
7791 * gc.h (gc_process_relocs): Check if icf is enabled using new
7793 * gold.cc (queue_initial_tasks): Likewise.
7794 (queue_middle_tasks): Likewise.
7795 * object.cc (do_layout): Likewise.
7796 * symtab.cc (is_section_folded): Likewise.
7797 * main.cc (main): Likewise.
7798 * reloc.cc (Read_relocs::run): Likewise.
7799 (Sized_relobj::do_scan_relocs): Likewise.
7800 * icf.cc (is_function_ctor_or_dtor): New function.
7801 (Icf::find_identical_sections): Check if function is ctor or dtor when
7803 * options.h (General_options::icf): Change option to be an enum.
7804 (Icf_status): New enum.
7805 (icf_enabled): New method.
7806 (icf_safe_folding): New method.
7807 (set_icf_status): New method.
7808 (icf_status_): New variable.
7809 * (options.cc) (General_options::finalize): Set icf_status_.
7810 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7811 icf_test and icf_keep_unique_test to use the --icf enum flag.
7812 * testsuite/icf_safe_test.sh: New file.
7813 * testsuite/icf_safe_test.cc: New file.
7815 2009-10-12 Sriraman Tallam <tmsriram@google.com>
7817 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7818 includes to gc.h and icf.h.
7819 * arm.cc: Include gc.h.
7820 * gold.cc: Likewise.
7821 * i386.cc: Likewise.
7822 * powerpc.cc: Likewise.
7823 * sparc.cc: Likewise.
7824 * x86_64.cc: Likewise.
7825 * gc.h: Include icf.h.
7827 2009-10-11 Ian Lance Taylor <iant@google.com>
7829 * plugin.cc: Include "gold.h" before other header files.
7831 2009-10-10 Chris Demetriou <cgd@google.com>
7833 * options.h (Input_file_argument::Input_file_type): New enum.
7834 (Input_file_argument::is_lib_): Replace with...
7835 (Input_file_argument::type_): New member.
7836 (Input_file_argument::Input_file_argument): Take Input_file_type
7837 'type' rather than boolean 'is_lib' as second argument.
7838 (Input_file_argument::is_lib): Use type_.
7839 (Input_file_argument::is_searched_file): New function.
7840 (Input_file_argument::may_need_search): Handle is_searched_file.
7841 * options.cc (General_options::parse_library): Support -l:filename.
7842 (General_options::parse_just_symbols): Update for Input_file_argument
7844 (Command_line::process): Likewise.
7845 * archive.cc (Archive::get_file_and_offset): Likewise.
7846 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7847 * script.cc (read_script_file, script_add_file): Likewise.
7848 * fileread.cc (Input_file::Input_file): Likewise.
7849 (Input_file::will_search_for): Handle is_searched_file.
7850 (Input_file::open): Likewise.
7851 * readsyms.cc (Read_symbols::get_name): Likewise.
7852 * testsuite/Makefile.am (searched_file_test): New test.
7853 * testsuite/Makefile.in: Regenerate.
7854 * testsuite/searched_file_test.cc: New file.
7855 * testsuite/searched_file_test_lib.cc: New file.
7857 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7858 Ian Lance Taylor <iant@google.com>
7860 * descriptor.cc: Include <cstdio> and "binary-io.h".
7861 (Descriptors::open): Open the files in binary mode always.
7862 * script.cc (Lex::get_token): Treat \r as whitespace.
7864 2009-10-09 Ian Lance Taylor <iant@google.com>
7866 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7868 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7869 Ian Lance Taylor <iant@google.com>
7871 * configure.ac: Check for readv function also.
7872 * fileread.cc (readv): Define if not HAVE_READV.
7873 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7875 * config.in: Regenerate.
7876 * configure: Regenerate.
7878 2009-10-09 Doug Kwan <dougkwan@google.com>
7880 * layout.cc (Layout::make_output_section): Call target hook to make
7881 ordinary output section.
7882 (Layout::finalize): Adjust parameter list of call the
7883 Target::may_relax().
7884 * layout.h (class Layout::section_list): New method.
7885 * merge.h (Output_merge_base::entsize): Change visibility to public.
7886 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7888 (Output_merge_string::do_is_string): New method.
7889 * object.cc (Sized_relobj::do_setup): renamed from
7890 Sized_relobj::set_up.
7891 * object.h (Sized_relobj::adjust_shndx,
7892 Sized_relobj::initializ_input_to_output_maps,
7893 Sized_relobj::free_input_to_output_maps): Change visibilities to
7895 (Sized_relobj::setup): Virtualize.
7896 (Sized_relobj::do_setup): New method declaration.
7897 (Sized_relobj::invalidate_section_offset,
7898 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7899 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7900 * options.cc (parse_int): New function.
7901 * options.h (parse_int): New declaration.
7902 (DEFINE_int): New macro.
7903 (stub_group_size): New option.
7904 * output.cc (Output_section::Output_section): Initialize memebers
7905 merge_section_map_, merge_section_by_properties_map_,
7906 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7907 (Output_section::add_input_section): Handled deferred code-fill
7908 generation and remove an old comment.
7909 (Output_section::add_relaxed_input_section): New method definition.
7910 (Output_section::add_merge_input_section): Use merge section by
7911 properties map to speed to search. Update merge section maps
7913 (Output_section::build_relaxation_map): New method definition.
7914 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7916 (Output_section::relax_input_section): Renamed to
7917 Output_section::convert_input_sections_to_relaxed_sections and change
7918 interface to take a vector of pointers to relaxed sections.
7919 (Output_section::find_merge_section,
7920 Output_section::find_relaxed_input_section): New method definitions.
7921 (Output_section::is_input_address_mapped,
7922 Output_section::output_offset, Output_section::output_address):
7923 Use output section data maps to speed up searching.
7924 (Output_section::find_starting_output_address): Add comments.
7925 (Output_section::do_write,
7926 Output_section::write_to_postprocessing_buffer): Do code-fill
7927 generation as appropriate.
7928 (Output_section::get_input_sections): Invalidate relaxed input section
7930 (Output_section::restore_states): Adjust type of checkpoint .
7931 Invalidate relaxed input section map.
7932 * output.h (Output_merge_base): New class declaration.
7933 (Input_section_specifier): New class defintion.
7934 (class Output_relaxed_input_section) Change base class to
7935 Output_section_data_build.
7936 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7937 base class initializer.
7938 (Output_section::add_relaxed_input_section): New method declaration.
7939 (Output_section::Input_section): Change visibility to protected.
7940 (Output_section::Input_section::relobj,
7941 Output_section::Input_section::shndx): Handle relaxed input sections.
7942 Output_section::input_sections) Change visibility to protected. Also
7943 define overload to return a non-const pointer.
7944 (Output_section::Merge_section_properties): New class defintion.
7945 (Output_section::Merge_section_by_properties_map,
7946 Output_section::Output_section_data_by_input_section_map,
7947 Output_section::Relaxation_map): New types.
7948 (Output_section::relax_input_section): Rename method to
7949 Output_section::convert_input_sections_to_relaxed_sections and change
7950 interface to take a vector of relaxed section pointers.
7951 (Output_section::find_merge_section,
7952 Output_section::find_relaxed_input_section,
7953 Output_section::build_relaxation_map,
7954 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7955 New method declarations.
7956 (Output_section::merge_section_map_
7957 Output_section::merge_section_by_properties_map_,
7958 Output_section::relaxed_input_section_map_,
7959 Output_section::is_relaxed_input_section_map_valid_,
7960 Output_section::generate_code_fills_at_write_): New data members.
7961 * script-sections.cc
7962 (Output_section_element_input::set_section_addresses): Call
7963 current_data_size and addralign methods of relaxed input sections.
7964 (Orphan_output_section::set_section_addresses): Call current_data_size
7965 and addralign methods of relaxed input sections.
7966 * symtab.cc (Symbol_table::compute_final_value): Extract template
7967 from the body of Symbol_table::sized_finalize_symbol.
7968 (Symbol_table::sized_finalized_symbol): Call
7969 Symbol_table::compute_final_value.
7970 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7971 (Symbol_table::compute_final_value): New templated method declaration.
7972 * target.cc (Target::do_make_output_section): New method defintion.
7973 * target.h (Target::make_output_section): New method declaration.
7974 (Target::relax): Add more parameters for input objects, symbol table
7975 and layout. Adjust call to do_relax.
7976 (Target::do_make_output_section): New method declaration.
7977 (Target::do_relax): Add parameters for input objects, symbol table
7980 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7982 * pread.c: Include stdio.h.
7984 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7986 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7989 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7991 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7992 Change read_shndx type to unsigned int.
7993 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7995 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7996 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7997 Change read_shndx type to unsigned int.
7998 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8000 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8001 * layout.cc (Layout::create_symtab_sections): Cast the result of
8002 local_symcount * symsize to off_t in the gold_assert.
8004 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8006 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
8007 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
8009 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
8010 (Arm_relocate_functions::thm_abs5): New function.
8011 (Arm_relocate_functions::abs12): New function.
8012 (Arm_relocate_functions::abs16): New function.
8013 (Arm_relocate_functions::base_abs): New function.
8014 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
8015 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
8016 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
8018 (Scan::global): Likewise.
8019 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
8020 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
8021 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
8022 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
8025 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8027 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
8028 (Arm_relocate_functions::movt_prel): New function.
8029 (Arm_relocate_functions::thm_movw_prel_nc): New function.
8030 (Arm_relocate_functions::thm_movt_prel): New function.
8031 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8032 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
8033 (Scan::global, Relocate::relocate): Likewise.
8034 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8036 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8038 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
8039 Incremental_checker.
8040 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
8042 (class Incremental_inputs_header): New class.
8043 (Incremental_inputs_header_writer): Edit comment.
8044 (Incremental_inputs_entry): New class.
8045 (Incremental_inputs_entry_writer): Edit comment.
8046 (Sized_incremental_binary::do_find_incremental_inputs_section):
8047 Add *strtab_shndx parameter, fill it.
8048 (Sized_incremental_binary::do_check_inputs): New method.
8049 (Incremental_checker::can_incrementally_link_output_file): Use
8050 Sized_incremental_binary::check_inputs.
8051 (Incremental_inputs::report_command_line): Save command line in
8054 (Incremental_binary::find_incremental_inputs_section): New
8056 (Incremental_binary::do_find_incremental_inputs_section): Add
8057 strtab_shndx parameter.
8058 (Incremental_binary::do_check_inputs): New pure virtual method.
8059 (Sized_incremental_binary::do_check_inputs): Declare.
8060 (Incremental_checker::Incremental_checker): Add incremental_inputs
8061 parameter, use it to initialize incremental_inputs_.
8062 (Incremental_checker::incremental_inputs_): New field.
8063 (Incremental_checker::command_line): New method.
8064 (Incremental_checker::inputs): New method.
8065 (Incremental_checker::command_line_): New field.
8067 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8069 * incremental.cc: Include <cstdarg> and "target-select.h".
8070 (vexplain_no_incremental): New function.
8071 (explain_no_incremental): New function.
8072 (Incremental_binary::error): New method.
8073 (Sized_incremental_binary::do_find_incremental_inputs_section): New
8075 (make_sized_incremental_binary): New function.
8076 (open_incremental_binary): New function.
8077 (can_incrementally_link_file): Add checks if output is ELF and has
8079 * incremental.h: Include "elfcpp_file.h" and "output.h".
8080 (Incremental_binary): New class.
8081 (Sized_incremental_binary): New class.
8082 (open_incremental_binary): Declare.
8083 * object.cc (is_elf_object): Use
8084 elfcpp::Elf_recognizer::is_elf_file.
8085 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
8086 * output.h (Output_file::filesize): New method.
8088 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8090 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
8092 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
8093 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
8095 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
8097 (Arm_relocate_functions::movw_abs_nc): New function.
8098 (Arm_relocate_functions::movt_abs): New function.
8099 (Arm_relocate_functions::thm_movw_abs_nc): New function.
8100 (Arm_relocate_functions::thm_movt_abs): New function.
8101 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
8102 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
8103 (Scan::global): Likewise.
8104 (Relocate::relocate): Likewise.
8105 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8107 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8109 * arm.cc (Arm_relocate_functions::got_prel) New function.
8110 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
8111 (Relocate::relocate): Likewise.
8112 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8114 2009-10-06 Ian Lance Taylor <iant@google.com>
8116 * options.h (class General_options): Define
8117 split_stack_adjust_size parameter.
8118 * object.h (class Object): Add uses_split_stack_ and
8119 has_no_split_stack_ fields. Add uses_split_stack and
8120 has_no_split_stack accessor functions. Declare
8121 handle_split_stack_section.
8122 (class Reloc_symbol_changes): Define.
8123 (class Sized_relobj): Define Function_offsets. Declare
8124 split_stack_adjust, split_stack_adjust_reltype, and
8126 * object.cc (Object::handle_split_stack_section): New function.
8127 (Sized_relobj::do_layout): Call handle_split_stack_section.
8128 * dynobj.cc (Sized_dynobj::do_layout): Call
8129 handle_split_stack_section.
8130 * reloc.cc (Sized_relobj::relocate_sections): Call
8131 split_stack_adjust for executable sections in split_stack
8132 objects. Pass reloc_map to relocate_section.
8133 (Sized_relobj::split_stack_adjust): New function.
8134 (Sized_relobj::split_stack_adjust_reltype): New function.
8135 (Sized_relobj::find_functions): New function.
8136 * target-reloc.h: Include "object.h".
8137 (relocate_section): Add reloc_symbol_changes parameter. Change
8139 * target.h (class Target): Add calls_non_split method. Declare
8140 do_calls_non_split virtual method. Declare match_view and
8142 * target.cc: Include "elfcpp.h".
8143 (Target::do_calls_non_split): New function.
8144 (Target::match_view): New function.
8145 (Target::set_view_to_nop): New function.
8146 * gold.cc (queue_middle_tasks): Give an error if mixing
8147 split-stack and non-split-stack objects with -r.
8148 * i386.cc (Target_i386::relocate_section): Add
8149 reloc_symbol_changes parameter.
8150 (Target_i386::do_calls_non_split): New function.
8151 * x86_64.cc (Target_x86_64::relocate_section): Add
8152 reloc_symbol_changes parameter.
8153 (Target_x86_64::do_calls_non_split): New function.
8154 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8156 * powerpc.cc (Target_powerpc::relocate_section): Add
8157 reloc_symbol_changes parameter.
8158 * sparc.cc (Target_sparc::relocate_section): Add
8159 reloc_symbol_changes parameter.
8160 * configure.ac: Call AM_CONDITIONAL for the default target.
8161 * configure: Rebuild.
8162 * testsuite/Makefile.am (TEST_AS): New variable.
8163 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8164 (check_DATA): Add split_i386 and split_x86_64 files.
8165 (SPLIT_DEFSYMS): Define.
8166 (split_i386_[1234n].o): New targets.
8167 (split_i386_[124]): New targets.
8168 (split_i386_[1234r].stdout): New targets.
8169 (split_x86_64_[1234n].o): New targets.
8170 (split_x86_64_[124]): New targets.
8171 (split_x86_64_[1234r].stdout): New targets.
8172 (MOSTLYCLEANFILES): Add new executables.
8173 * testsuite/split_i386.sh: New file.
8174 * testsuite/split_x86_64.sh: New file.
8175 * testsuite/split_i386_1.s: New file.
8176 * testsuite/split_i386_2.s: New file.
8177 * testsuite/split_i386_3.s: New file.
8178 * testsuite/split_i386_4.s: New file.
8179 * testsuite/split_i386_n.s: New file.
8180 * testsuite/split_x86_64_1.s: New file.
8181 * testsuite/split_x86_64_2.s: New file.
8182 * testsuite/split_x86_64_3.s: New file.
8183 * testsuite/split_x86_64_4.s: New file.
8184 * testsuite/split_x86_64_n.s: New file.
8185 * testsuite/testfile.cc (Target_test): Update relocation_section
8187 * testsuite/Makefile.in: Rebuild.
8189 2009-10-06 Ian Lance Taylor <iant@google.com>
8191 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8192 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8193 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8194 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8195 the address on ldo_addrs_.
8196 (Target_i386::Relocate::fix_up_ldo): New function.
8198 2009-10-06 Rafael Espindola <espindola@google.com>
8200 * plugin.cc (add_input_library): New.
8201 (Plugin::load): Add add_input_library to tv.
8202 (Plugin_manager::add_input_file): Add the is_lib argument.
8203 (add_input_file): Update call to Plugin_manager::add_input_file.
8204 (add_input_library): New.
8205 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8207 2009-09-30 Doug Kwan <dougkwan@google.com>
8209 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8210 symbol and call Symbol::may_need_copy_reloc to determine if
8211 a copy reloc is needed.
8212 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8213 nocopyreloc is given in command line.
8214 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8215 given in command line.
8216 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8217 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8218 of the removed Target_i386::may_need_copy_reloc.
8219 * options.h (copyreloc): New option with default value false.
8220 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8221 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8222 instead of the removed Target_powerpc::may_need_copy_reloc.
8223 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8224 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8225 instead of the removed Target_sparc::may_need_copy_reloc.
8226 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8227 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8228 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8229 instead of the removed Target_x86_64::may_need_copy_reloc.
8231 2009-09-30 Ian Lance Taylor <iant@google.com>
8233 * object.h (class Object): Remove target_ field, and target,
8234 sized_target, and set_target methods.
8235 (Object::sized_target): Remove.
8236 (class Sized_relobj): Update declarations. Remove sized_target.
8237 * object.cc (Sized_relobj::setup): Remove target parameter.
8239 (Input_objects::add_object): Don't do anything with the target.
8240 (make_elf_sized_object): Add punconfigured parameter. Change all
8241 callers. Set or test parameter target.
8242 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8244 * parameters.cc (Parameters::set_target): Change parameter type to
8246 (Parameters::default_target): Remove.
8247 (set_parameters_target): Change parameter type to be non-const.
8248 (parameters_force_valid_target): New function.
8249 (parameters_clear_target): New function.
8250 * parameters.h (class Parameters): Update declarations. Remove
8251 default_target method. Add sized_target and clear_target
8252 methods. Change target_ to be non-const.
8253 (set_parameters_target): Update declaration.
8254 (parameters_force_valid_target): Declare.
8255 (parameters_clear_target): Declare.
8256 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8257 as NULL if we aren't searching.
8258 (Add_symbols::run): Don't check for compatible target.
8259 * fileread.cc (Input_file::open_binary): Call
8260 parameters_force_valid_target.
8261 * gold.cc (queue_middle_tasks): Likewise.
8262 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8263 set_target on object.
8264 * dynobj.h (class Sized_dynobj): Update declarations.
8265 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8266 make_elf_object returns NULL.
8267 (Archive::include_member): Don't check whether object target is
8269 * output.cc (Output_section::add_input_section): Get target from
8271 (Output_section::relax_input_section): Likewise.
8272 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8274 (Sized_relobj::do_scan_relocs): Likewise.
8275 (Sized_relobj::relocate_sections): Likewise.
8276 * resolve.cc (Symbol_table::resolve): Likewise.
8277 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8278 parameter. Change all callers.
8279 (Symbol_table::add_from_object): Get target from parameters.
8280 (Symbol_table::add_from_relobj): Don't check object target.
8281 (Symbol_table::add_from_dynobj): Likewise.
8282 (Symbol_table::define_special_symbol): Get target from
8284 * symtab.h (class Symbol_table): Update declaration.
8285 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8286 parameter. Change all callers. Clear parameter target.
8287 (Binary_test): Test target here.
8288 * testsuite/object_unittest.cc (gold_testsuite): Remove
8289 target_test_pointer parameter. Change all callers.
8290 (Object_test): Test target here.
8292 2009-09-26 Ian Lance Taylor <iant@google.com>
8294 * testsuite/initpri1.c: Don't try to use constructor priorities if
8295 compiling with gcc before 4.3.
8297 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8299 * testsuite/retain_symbols_file_test.sh (check_present): Change
8300 output file name to retain_symbols_file_test.stdout.
8301 (check_absent): Likewise.
8303 2009-09-18 Craig Silverstein <csilvers@google.com>
8305 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8306 * options.cc: Include <cerrno> and <fstream>.
8307 (General_options::finalize): Parse -retain-symbols-file tag.
8308 * options.h: New flag.
8309 (General_options): New method should_retain_symbol, new
8310 variable symbols_to_retain.
8311 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8312 should_retain_symbol map.
8313 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8314 * testsuite/Makefile.in: Regenerate.
8315 * testsuite/retain_symbols_file_test.sh: New file.
8317 2009-09-18 Nick Clifton <nickc@redhat.com>
8319 * po/es.po: Updated Spanish translation.
8321 2009-09-17 Doug Kwan <dougkwan@google.com>
8323 * debug.h (DEBUG_RELAXATION): New constant.
8324 (DEBUG_ALL): Add DEBUG_RELAXATION.
8325 (debug_string_to_enum): Add relaxation debug option.
8327 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8328 Layout::Relaxation_debug_check::read_sections,
8329 Layout::Relaxation_debug_check::read_sections): New method definitions.
8330 (Layout::Layout): Initialize data members
8331 record_output_section_data_from_scrips_,
8332 script_output_section_data_list_ and relaxation_debug_check_.
8333 (Layout::save_segments, Layout::restore_segments,
8334 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8335 Layout::relaxation_loop_body): New method definitions.
8336 (Layout::finalize): Support relaxation. Move section layout code to
8337 Layout::relaxation_loop_body.
8338 (Layout::set_asection_address_from_script): Move code for orphan
8339 section placement out.
8340 (Layout::place_orphan_sections_in_script): New method definition.
8341 * layout.h (Output_segment_headers, Output_file_header):
8342 New forward class declarations.
8343 (Layout::~Layout): Define.
8344 (Layout::new_output_section_data_from_script): New method definition.
8345 (Layout::place_orphan_sections_in_script): New method declaration.
8346 (Layout::Segment_states): New type declaration.
8347 (Layout::save_segments, Layout::restore_segments,
8348 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8349 Layout::relaxation_loop_body): New method declarations.
8350 (Layout::Output_section_data_list): New type declaration.
8351 (Layout::Relaxation_debug_check): New class definition.
8352 (Layout::record_output_section_data_from_script_,
8353 Layout::script_output_section_data_list_, Layout::segment_states_,
8354 Layout::relaxation_debug_check_): New data members.
8355 * output.cc: (Output_section_headers::do_size): New method definition.
8356 (Output_section_headers::Output_section_headers): Move size
8357 computation to Output_section_headers::do_size.
8358 (Output_segment_headers::do_size): New method definition.
8359 (Output_file_header::Output_file_header): Move size computation to
8360 Output_file_header::do_size and call it.
8361 (Output_file_header::do_size): New method definition.
8362 (Output_data_group::Output_data_group): Adjust call to
8363 Output_section_data.
8364 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8365 (Output_symtab_xindex::do_write): Add array bound check.
8366 (Output_section::Input_section::print_to_mapfile): Handle
8367 RELAXED_INPUT_SECTION_CODE.
8368 (Output_section::Output_section): Initialize data member checkpoint_.
8369 (Output_section::~Output_section): Delete checkpoint object pointed
8371 (Output_section::add_input_section): Always add an Input_section if
8373 (Output_section::add_merge_input_section): Add assert.
8374 (Output_section::relax_input_section): New method definition.
8375 (Output_section::set_final_data_size): Set load address to zero for
8376 an unallocated section.
8377 (Output_section::do_address_and_file_offset_have_reset_values):
8378 New method definition.
8379 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8380 Handle relaxed input section.
8381 (Output_section::sort_attached_input_sections): Checkpoint input
8382 section list lazily.
8383 (Output_section::get_input_sections): Change type of input_sections to
8384 list of Simple_input_section pointers. Checkpoint input section list
8385 lazily. Also handle relaxed input sections.
8386 (Output_section::add_input_section_for_script): Take a reference to
8387 a Simple_input_section object instead of Relobj pointer and section
8388 index as parameter. Handle relaxed input sections.
8389 (Output_section::save_states, Output_section::restore_states): New
8391 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8392 (Output_data::is_data_size_fixed): New method definition.
8393 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8395 (Output_data::address_and_file_offset_have_reset_values): New method
8397 (Output_data::do_address_and_file_offset_have_reset_values): New method
8399 (Output_data::set_data_size): Check that data size is not fixed.
8400 (Output_data::fix_data_size): New method definition.
8401 (Output_data::is_data_size_fixed_): New data member.
8402 (Output_section_headers::set_final_data_size): New method definition.
8403 (Output_section_headers::do_size): New method declaration.
8404 (Output_segment_headers::set_final_data_size): New method definition.
8405 (Output_segment_headers::do_size): New method declaration.
8406 (Output_file_header::set_final_data_size)::New method definition.
8407 (Output_file_header::do_size)::New method declaration.
8408 (Output_section_data::Output_section_data): Add new parameter
8409 is_data_size_fixed and use it to fix data size.
8410 (Output_data_const::Output_data_const): Adjust call to base class
8411 constructor and fix data size.
8412 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8413 base class constructor and fix data size.
8414 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8415 base class constructor and fix data size.
8416 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8417 class constructor and fix data size.
8418 (Output_data_group::set_final_data_size): New method definition.
8419 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8420 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8421 class constructor and fix data size.
8422 (Output_relaxed_input_section): New class definition.
8423 (Output_section::Simple_input_section): New class definition.
8424 (Output_section::get_input_sections): Adjust parameter list.
8425 (Output_section::add_input_section_for_script): Same.
8426 (Output_section::save_states, Output_section::restore_states,
8427 Output_section::do_address_and_file_offset_have_reset_values,
8428 (Output_section::Input_section::Input_section): Handle
8429 RELAXED_INPUT_SECTION_CODE. Add new overload for
8430 Output_relaxed_input_section.
8431 (Output_section::Input_section::is_input_section,
8432 Output_section::Input_section::set_output_section): Handle relaxed
8434 (Output_section::Input_section::is_relaxed_input_section,
8435 Output_section::Input_section::output_section_data,
8436 Output_section::Input_section::relaxed_input_section): New method
8438 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8440 (Output_section::Input_section::u1_): Update comments.
8441 (Output_section::Input_section::u2_): Add new union member poris.
8442 (Output_section::Checkpoint_output_section): New classs definition.
8443 (Output_section::relax_input_section): New method declaration.
8444 (Output_section::checkpoint_): New data member.
8445 (Output_segment): Update comments.
8446 (Output_segment::Output_segment): Un-privatize copy constructor.
8447 (Output_segment::operator=): Un-privatize.
8448 * script-sections.cc (Output_section_element::Input_section_list):
8449 Change element type to Output_section::Simple_input_section.
8450 (Output_section_element_dot_assignment::set_section_addresses):
8451 Register output section data for relaxation clean up.
8452 (Output_data_exression::Output_data_expression): Adjust call to base
8453 constructor to fix data size.
8454 (Output_section_element_data::set_section_addresses): Register
8455 Output_data_expression object for relaxation clean up.
8456 (struct Input_section_info): Replace Relobj pointer and section index
8457 pair with Output_section::Simple_input_section and Convert struct to a
8459 (Input_section_sorter::operator()): Adjust access to
8460 Input_section_info data member to use accessors.
8461 (Output_section_element_input::set_section_addresses): Use layout
8462 parameter. Adjust code to use Output_section::Simple_input_section
8463 and Input_secction_info classes. Register filler for relaxation
8465 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8466 and section index pair with Output_section::Simple_input_section
8467 class. Adjust code accordingly.
8468 (Phdrs_element::release_segment): New method definition.
8469 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8471 (Script_sections::release_segments): New method definition.
8472 * gold/script-sections.h (Script_sections::release_segments): New
8474 * gold/target.h (Target::may_relax, Target::relax,
8475 Target::do_may_relax, Target::do_relax): New method definitions.
8477 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8479 * arm.cc (has_signed_unsigned_overflow): New function.
8480 (Arm_relocate_functions::abs8): New function.
8481 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8482 (Target_arm::Scan::global): Likewise.
8483 (Target_arm::relocate::relocate): Likewise.
8484 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8487 2009-09-16 Cary Coutant <ccoutant@google.com>
8489 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8490 * testsuite/Makefile.in: Regenerate.
8492 2009-09-11 Nick Clifton <nickc@redhat.com>
8494 * po/gold.pot: Updated by the Translation project.
8496 2009-09-08 Cary Coutant <ccoutant@google.com>
8498 * output.cc (Output_file::open): Add execute permission to empty file.
8499 * testsuite/Makefile.am (permission_test): New test.
8500 * testsuite/Makefile.in: Regenerate.
8502 2009-09-02 Ian Lance Taylor <iant@google.com>
8504 * output.cc (Output_file::resize): Call map_no_anonymous rather
8507 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8509 * gold.cc: Include "incremental.h".
8510 (queue_initial_tasks): Call Incremental_checker methods.
8511 * incremental.cc: Include "output.h".
8512 (Incremental_checker::can_incrementally_link_output_file): New
8514 * incremental.h (Incremental_checker): New class.
8516 * output.cc (Output_file::open_for_modification): New method.
8517 (Output_file::map_anonymous): Changed return type to bool. Record
8519 (Output_file::map_no_anonymous): New method, broken out of map.
8520 (Output_file::map): Use map_no_anonymous and map_anonymous.
8521 * output.h (class Output_file): Update declarations.
8523 2009-08-24 Cary Coutant <ccoutant@google.com>
8525 * options.h (Command_line::Pre_options): New class.
8526 (Command_line::pre_options): New member.
8527 * options.cc (gold::options::ready_to_register): New variable.
8528 (One_option::register_option): Do nothing if not registering options.
8529 Assert if same short option registered twice.
8530 (General_options::General_options): Turn off option registration when
8532 (Command_line::Pre_options::Pre_options): New constructor.
8534 2009-08-24 Cary Coutant <ccoutant@google.com>
8536 * options.h (General_options::no_keep_memory): Remove incorrect
8539 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8541 * Makefile.am (am__skiplex, am__skipyacc): New.
8542 * Makefile.in: Regenerate.
8544 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8546 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8547 (INCLUDES): ... this.
8548 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8549 (AM_CPPFLAGS): Renamed from ...
8550 (INCLUDE): ... this.
8551 * Makefile.in, testsuite/Makefile.in: Regenerate.
8553 * Makefile.in: Regenerate.
8554 * aclocal.m4: Likewise.
8555 * config.in: Likewise.
8556 * configure: Likewise.
8557 * testsuite/Makefile.in: Likewise.
8559 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8560 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8561 * Makefile.in: Regenerate.
8562 * testsuite/Makefile.in: Regenerate.
8564 2009-08-19 Cary Coutant <ccoutant@google.com>
8566 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8567 symbols in shared libraries overridden by hidden or internal symbols
8568 in the main program.
8570 2009-08-19 Chris Demetriou <cgd@google.com>
8572 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8573 checking source file names in error messages.
8575 2009-08-18 Doug Kwan <dougkwan@google.com>
8577 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8578 an elcpp::Ehdr as parameter. Adjust call to set_target.
8579 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8580 an elfcpp::Ehdr as parameter.
8581 * object.cc (Object::set_target): Remove the version that looks up
8582 a target and sets it.
8583 (Sized_relobj::setup): Take a Target object instead of
8584 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8585 (make_elf_sized_object): Find target and ask target to
8587 * object.h: (Object::set_target): Remove the version that looks up
8588 a target and sets it.
8589 (Sized_relobj::setup): Take a Target object instead of
8590 an elfcpp:Ehdr as parameter.
8591 * target.cc: Include dynobj.h.
8592 (Target::do_make_elf_object_implementation): New.
8593 (Target::do_make_elf_object): New.
8594 * target.h (Target::make_elf_object): New template declaration.
8595 (Target::do_make_elf_object): New method declarations.
8596 (Target::do_make_elf_object_implementation): New template declaration.
8598 2009-08-14 Ian Lance Taylor <iant@google.com>
8600 * gold.h (FUNCTION_NAME): Define.
8601 (gold_unreachable): Use FUNCTION_NAME.
8603 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8605 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8606 symbol in the --keep-unique list is not found.
8608 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8610 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8611 been maked as --keep-unique.
8612 (Icf::unfold_section): New function.
8613 * icf.h (Icf::unfold_section): New function.
8614 * options.h (General_options::keep_unique): New option.
8615 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8616 * testsuite/Makefile.in: Regenerate.
8617 * testsuite/icf_keep_unique_test.sh: New file.
8618 * testsuite/icf_keep_unique_test.cc: New file.
8620 2009-08-12 Cary Coutant <ccoutant@google.com>
8623 * resolve.cc (Symbol_table::resolve): Check for references from
8624 dynamic objects to hidden and internal symbols.
8625 * testsuite/Makefile.am (hidden_test.sh): New test.
8626 * testsuite/Makefile.in: Regenerate.
8627 * testsuite/hidden_test.sh: New script.
8628 * testsuite/hidden_test_1.c: New test source.
8629 * testsuite/hidden_test_main.c: New test source.
8631 2009-08-11 Doug Kwan <dougkwan@google.com>
8633 * arm.cc: Update comments.
8634 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8635 segment to locate the .ARM.exidx section if present.
8637 2009-08-09 Doug Kwan <dougkwan@google.com>
8639 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8642 2009-08-07 Sriraman Tallam <tmsriram@google.com>
8643 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8646 2009-08-06 Sriraman Tallam <tmsriram@google.com>
8648 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8649 valid tls_segment only for non-debug-section relocations.
8650 * testsuite/Makefile.am: Add gc_tls_test.
8651 * testsuite/Makefile.in: Regenerate.
8652 * testsuite/gc_tls_test.cc: New file.
8653 * testsuite/gc_tls_test.sh: New file.
8655 2009-08-05 Sriraman Tallam <tmsriram@google.com>
8659 * Makefile.am (CCFILES): Add icf.cc.
8661 * Makefile.in: Regenerate.
8662 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8663 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8664 section, symbol and addend information for the relocs.
8665 * gold.cc (queue_middle_tasks): Call identical code folding.
8666 * gold.h: Add defines for multimap.
8667 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8668 to the call of finalize_local_symbols.
8669 * main.cc (main): Create object of class Icf.
8670 * object.cc (Sized_relobj::do_layout): Allow this function to be
8671 called twice during icf.
8672 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8673 to sections marked as identical by icf.
8674 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8676 (Sized_relobj::do_section_entsize): New function.
8677 * object.h (Object::section_entsize): New function.
8678 (Object::do_section_entsize): New pure virtual function.
8679 (Relobj::finalize_local_symbols): Add new parameter.
8680 (Relobj::do_section_entsize): New function.
8681 * options.h (General_options::icf): New option.
8682 (General_options::icf_iterations): New option.
8683 (General_options::print_icf_sections): New option.
8684 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8685 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8686 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8688 * symtab.cc (Symbol_table::is_section_folded): New function.
8689 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8690 to sections marked as identical by icf.
8691 * symtab.h (Symbol_table::set_icf): New function.
8692 (Symbol_table::icf): New function.
8693 (Symbol_table::is_section_folded): New function.
8694 (Symbol_table::icf_): New data member.
8695 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8696 * testsuite/Makefile.am: Add commands to build icf_test.
8697 * testsuite/Makefile.in: Regenerate.
8698 * testsuite/icf_test.sh: New file.
8699 * testsuite/icf_test.cc: New file.
8701 2009-07-24 Chris Demetriou <cgd@google.com>
8703 * layout.cc (is_compressible_debug_section): Fix incorrect
8704 comment about compressed section names.
8706 2009-07-20 Ian Lance Taylor <ian@airs.com>
8709 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8711 2009-07-16 Ian Lance Taylor <iant@google.com>
8714 * layout.h: #include <map>.
8715 (class Kept_section): Change from struct to class. Add accessors
8716 and setters. Add section size to Comdat_group mapping. Change
8717 Comdat_group to std::map. Add is_comdat_ field. Add
8718 linkonce_size field in union.
8719 (class Layout): Update declaration of find_or_add_kept_section.
8720 Don't declare find_kept_object.
8721 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8722 parameter. Add object, shndx, is_comdat, and is_group_name
8723 parameters. Change all callers. Adjust for new Kept_section.
8724 (Layout::find_kept_object): Remove.
8725 * object.cc (Sized_relobj::include_section_group): Update use of
8726 Kept_section. Rename secnum to shndx. Only record
8727 Kept_comdat_section if sections are the same size.
8728 (Sized_relobj::include_linkonce_section): Update use of
8729 Kept_section. Only record Kept_comdat_section if sections are the
8730 same size. Set size of linkonce section.
8731 (Sized_relobj::map_to_kept_section): Update call to
8732 get_kept_comdat_section.
8733 * object.h (class Sized_relobj): Rename fields in
8734 Kept_comdat_section to drop trailing underscores; change object
8735 field to Relobj*. Change Kept_comdat_section_table to store
8736 struct rather than pointer.
8737 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8738 Add kept_object and kept_shndx parameters. Change all callers.
8739 (Sized_relobj::get_kept_comdat_section): Change return type to
8740 bool. Add kept_object and kept_shndx parameters. Change all
8742 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8743 Layout::find_or_add_kept_section.
8745 2009-07-09 Ian Lance Taylor <iant@google.com>
8747 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8748 Reserve space in the hash table.
8750 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8752 * fileread.cc (File_read::get_mtime): New method.
8753 * fileread.h (Timespec): New structure.
8754 (File_read::get_mtime): New method.
8755 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8756 Renamed from timestamp_nsec.
8757 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8759 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
8761 (Incremental_inputs::report_archive): Save mtime; style fix.
8762 (Incremental_inputs::report_obejct): Save mtime; style fix.
8763 (Incremental_inputs::report_script): Save mtime; style fix.
8764 (Incremental_inputs::finalize_inputs): Style fix.
8765 (Incremental_inputs::finalize): Style fix.
8766 (Incremental_inputs::create_input_section_data): Store inputs
8768 * incremental.h (Incremental_inputs::report_script): Add mtime
8770 (Incremental_inputs::Input_info::Input_info): Intialize only one
8772 (Incremental_inputs::Input_info::archive): Move to nameless
8774 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8775 (Incremental_inputs::Input_info::script): Move to nameless union.
8776 (Incremental_inputs::mtime): New field.
8777 * script.cc (read_input_script): Pass file mtime to
8779 * script.h (Script_info::inputs): Style fix.
8781 2009-07-01 Ian Lance Taylor <ian@airs.com>
8783 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8786 2009-06-24 Ian Lance Taylor <iant@google.com>
8789 * layout.cc (Layout::choose_output_section): If we find an
8790 existing section, update the flags.
8791 (Layout::create_notes): New function, broken out of
8793 (Layout::finalize): Don't create note sections.
8794 (Layout::create_note): Don't crash if linker script discards
8796 (Layout::create_gold_note): Likewise.
8797 (Layout::create_build_id): Likewise. Don't set
8798 after_input_sections on the section.
8799 (Layout::create_executable_stack_info): Remove target parameter.
8801 * layout.h (class Layout): Declare create_notes. Update
8802 declaration of create_executable_stack_info.
8803 * gold.cc (queue_middle_tasks): Call create_notes.
8804 * output.cc (Output_section::update_flags_for_input_section): Move
8805 here from output.h. If SHF_ALLOC flag is newly set, mark address
8807 * output.h (Output_data::mark_address_invalid): New function.
8808 (class Output_section): Only declare, not define,
8809 update_flags_for_input_section. Remove set_flags.
8811 2009-06-24 Ian Lance Taylor <iant@google.com>
8813 * script-sections.cc (Output_section_definition::
8814 set_section_addresses): Rename shadowing local load_address to
8817 2009-06-24 Ian Lance Taylor <iant@google.com>
8820 * reloc.cc (relocate_sections): Skip empty relocation sections.
8822 2009-06-23 Ian Lance Taylor <iant@google.com>
8825 * layout.cc (Layout::create_note): Use choose_output_section
8826 rather than make_output_section.
8828 2009-06-23 Ian Lance Taylor <iant@google.com>
8831 * options.cc (General_options::parse_V): Set printed_version_.
8832 (General_options::General_options): Initialize printed_version_.
8833 * options.h (class General_options): Add printed_version_ field.
8834 * gold.cc (queue_initial_tasks): If there are no input files,
8835 don't give a fatal error if we printed the version information.
8836 (queue_middle_tasks): If using -r with a shared object, give a
8837 fatal error rather than an ordinary error.
8839 2009-06-23 Ian Lance Taylor <iant@google.com>
8842 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8843 (Layout::make_output_section): Set have_stabstr_section_ if we see
8844 a .stab*str section.
8845 (Layout::finalize): Call link_stabs_sections.
8846 (Layout::link_stabs_sections): New file.
8847 * layout.h (class Layout): Add have_stabstr_section_ field.
8848 Declare link_stabs_sections.
8850 2009-06-23 Doug Kwan <dougkwan@google.com>
8852 * Makefile.am (libgold_a_LIBADD): New.
8853 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8854 * Makefile.in: Regenerate.
8855 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8856 * configure: Regenerate.
8857 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8858 * fileread.cc: Include sys/state.h
8859 * gold.h: Declare memmem and strndup if found missing.
8860 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8862 2009-06-23 Ian Lance Taylor <iant@google.com>
8864 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8865 * configure: Rebuild.
8867 2009-06-23 Ian Lance Taylor <iant@google.com>
8870 * object.cc (Object::section_contents): Don't try to get a view if
8871 the section has length zero.
8872 (Object::handle_gnu_warning_section): If the section is empty, use
8873 the name of the section as the warning.
8875 2009-06-23 Ian Lance Taylor <iant@google.com>
8878 * stringpool.h (class Stringpool_template): Add optimize_ field.
8879 (Stringpool_template::set_optimize): New function.
8880 * stringpool.cc (Stringpool_template::Stringpool_template):
8881 Initialize optimize_ field.
8882 (Stringpool_template::set_string_offsets): Test local optimize
8883 fild rather than parameter.
8884 * layout.cc (Layout::Layout): Call set_optimize on the section
8887 2009-06-22 Ian Lance Taylor <iant@google.com>
8890 * yyscript.y: Parse TARGET.
8891 * script.cc (script_set_target): New function.
8892 * script-c.h (script_set_target): Declare.
8893 * options.cc (General_options::string_to_object_format): Rename
8894 from string_to_object_format in anonymous namespace. Change
8896 * options.h (class General_options): Declare
8897 string_to_object_format.
8899 2009-06-22 Ian Lance Taylor <iant@google.com>
8901 * script-sections.cc (Script_sections::create_segments): Don't put
8902 program headers in a PT_LOAD segment if -n or -N.
8904 2009-06-22 Ian Lance Taylor <iant@google.com>
8907 * options.h (class General_options): Add -z lazy and -z now. Sort
8908 -z options into alphabetical order.
8909 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8911 2009-06-21 Ian Lance Taylor <iant@google.com>
8913 * layout.cc (Layout::make_output_section): Call
8914 Target::new_output_section.
8915 (Layout::attach_allocated_section_to_segment): Put large section
8916 sections in a separate load segment with the large segment flag
8918 (Layout::segment_precedes): Sort large data segments after other
8920 (align_file_offset): New static function.
8921 (Layout::set_segment_offsets): Use align_file_offset.
8922 * output.h (class Output_section): Add is_small_section_ and
8923 is_large_section_ fields.
8924 (Output_section::is_small_section): New function.
8925 (Output_section::set_is_small_section): New function.
8926 (Output_section::is_large_section): New function.
8927 (Output_section::set_is_large_section): New function.
8928 (Output_section::is_large_data_section): New function.
8929 (class Output_segment): Add is_large_data_segment_ field.
8930 (Output_segment::is_large_data_segment): New function.
8931 (Output_segment::set_is_large_data_segment): New function.
8932 * output.cc (Output_section::Output_section): Initialize new
8934 (Output_segment::Output_segment): Likewise.
8935 (Output_segment::add_output_section): Add assertion that large
8936 data sections always go in large data segments. Force small data
8937 sections to the end of the list of data sections. Force small BSS
8938 sections to the start of the list of BSS sections. For large BSS
8939 sections to the end of the list of BSS sections.
8940 * symtab.h (class Symbol): Declare is_common_shndx.
8941 (Symbol::is_defined): Check Symbol::is_common_shndx.
8942 (Symbol::is_common): Likewise.
8943 (class Symbol_table): Define enum Commons_section_type. Update
8944 declarations. Add small_commons_ and large_commons_ fields.
8945 * symtab.cc (Symbol::is_common_shndx): New function.
8946 (Symbol_table::Symbol_table): Initialize new fields.
8947 (Symbol_table::add_from_object): Put small and large common
8948 symbols in the right list.
8949 (Symbol_table::sized_finalized_symbol): Check
8950 Symbol::is_common_shndx.
8951 (Symbol_table::sized_write_globals): Likewise.
8952 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8953 common symbol lists. Don't call do_allocate_commons_list if the
8955 (Symbol_table::do_allocate_commons_list): Remove is_tls
8956 parameter. Add comons_section_type parameter. Change all
8957 callers. Handle small and large common symbols.
8958 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8959 Symbol::is_common_shndx.
8960 * resolve.cc (symbol_to_bits): Likewise.
8961 * target.h (Target::small_common_shndx): New function.
8962 (Target::small_common_section_flags): New function.
8963 (Target::large_common_shndx): New function.
8964 (Target::large_common_section_flags): New function.
8965 (Target::new_output_section): New function.
8966 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8967 small_common_section_flags, and large_common_section_flags
8969 (Target::do_new_output_section): New virtual function.
8970 * arm.cc (Target_arm::arm_info): Initialize new fields.
8971 * i386.cc (Target_i386::i386_info): Likewise.
8972 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8974 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8975 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8976 (Target_x86_64::do_new_output_section): New function.
8977 * configure.ac: Define conditional MCMODEL_MEDIUM.
8978 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8979 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8980 (large_LDFLAGS): Define.
8981 * testsuite/large.c: New file.
8982 * testsuite/testfile.cc (Target_test::test_target_info):
8983 Initialize new fields.
8984 * configure, testsuite/Makefile.in: Rebuild.
8986 2009-06-05 Doug Kwan <dougkwan@google.com>
8988 * Makefile.am (CCFILES): Add target.cc.
8989 * Makefile.in: Regenerate.
8990 * i386.cc (class Target_i386): Define new virtual method to
8991 override do_is_local_label_name in parent.
8992 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8993 local symbols if --discard-locals or -X is given.
8994 * options.h (class General_options): Declare new options
8995 '--discard-locals' and '-X' for discarding locals.
8996 * target.h (class Target): Define new methods is_local_label_name.
8997 Declare new virtual method do_is_local_label_name.
8998 * target.cc: New file.
8999 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
9000 (check_SCRIPTS): Add discard_locals_test.sh.
9001 (check_DATA): Add discard_local_tests.syms.
9002 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
9003 (discard_local_tests.syms, discard_locals_test.o): New make rules.
9004 * testsuite/Makefile.in: Regenerate.
9005 * testsuite/discard_locals_test.c: New file.
9006 * testsuite/discard_locals_test.sh: Same.
9008 2009-06-05 Doug Kwan <dougkwan@google.com>
9010 * object.cc (Sized_relobj::Sized_relobj): Initialize
9011 discarded_eh_frame_shndx_ to -1U.
9012 (Sized_relobj::do_layout): Record index of a discard .eh_frame
9014 (Sized_relobj::do_count_local_symbols): Skip local symbols in
9015 a discarded .eh_frame section.
9016 (Sized_relobj::do_finalize_local_symbols): Ditto.
9017 * object.h (class Sized_relobj): Declare new member
9018 discarded_eh_frame_shndx_.
9019 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
9020 (local_labels_test.o, local_labels_test): New rules.
9021 * testsuite/Makefile.in: Regenerate.
9023 2009-06-04 Doug Kwan <dougkwan@google.com>
9025 * layout.cc (Layout::section_name_mapping): Add mapping for
9026 special ARM sections.
9028 2009-06-03 Doug Kwan <dougkwan@google.com>
9030 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
9031 (utils::has_overflow): Same.
9033 2009-06-03 Ian Lance Taylor <iant@google.com>
9035 * layout.cc (Layout::section_name_mapping): New array, replacing
9036 Layout::linkonce_mapping.
9037 (Layout::section_name_mapping_count): New variable, replacing
9038 Layout::linkonce_mapping_count.
9039 (Layout::linkonce_output_name): Remove.
9040 (Layout::output_section_name): Rewrite.
9041 * layout.h (class Layout): Rename Linkonce_mapping to
9042 Section_name_mapping, linkonce_mapping to section_name_mapping,
9043 linkonce_mapping_count to section_name_mapping_count. Don't
9044 declare linkonce_output_name.
9046 2009-06-03 Doug Kwan <dougkwan@google.com>
9048 * gold/arm.cc (namespace utils): New.
9049 (Target_arm::reloc_is_non_pic): Define new method.
9050 (class Arm_relocate_functions): New.
9051 (Target_arm::Relocate::relocate): Handle relocation types used by
9054 2009-06-03 Ian Lance Taylor <iant@google.com>
9056 * arm.cc (Target_arm::scan::global): Use || instead of |.
9058 2009-06-02 Doug Kwan <dougkwan@google.com>
9060 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
9061 issued_non_pic_error_.
9062 (class Target_arm::Scan): Declare new method check_non_pic.
9063 Define new method symbol_needs_plt_entry.
9064 Declare new data member issued_non_pic_error_.
9065 (class Target_arm::Relocate): Declare new method
9066 should_apply_static_reloc.
9067 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
9068 (Target_arm::Scan::check_non_pic): Define new method.
9069 (Target_arm::Scan::local): Handle a small subset of reloc types used
9071 (Target_arm::Scan::local): Same.
9072 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
9074 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
9076 * incremental.cc (Incremental_inputs::report_command_line): Filter
9077 out --incremental-* options.
9079 2009-05-29 Doug Kwan <dougkwan@google.com>
9081 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9083 (class Target_arm): Update comment.
9084 (Target_arm::Target_arm): Initialize new data members GOT_,
9085 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
9086 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9087 and Target_arm::rel_dyn_section.
9088 Declare new_enum Target_arm::Got_type.
9089 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
9091 Update commments for member do_dynsym_value.
9092 (Target_arm::got_size, Target_arm::plt_section,
9093 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
9094 new methods inside class defintion.
9095 (Target_arm::got_section): Define new method.
9096 (Target_arm::rel_dyn_section): Same.
9097 (Output_data_plt_arm): New template class.
9098 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
9099 (Output_data_plt_arm:do_adjust_output_section): Define new method.
9100 (Output_data_plt_arm::add_entry): Same.
9101 (Output_data_plt_arm::first_plt_entry): Define new
9102 static data member for PLT instruction template.
9103 (Output_data_plt_arm::plt_entry): Same.
9104 (Output_data_plt_arm::do_write): Define new method.
9105 (Target_arm::make_plt_entry): Same.
9106 (Target_arm::do_finalize_sections): Same.
9107 (Target_arm::do_dynsym_value): Same.
9109 2009-05-28 Doug Kwan <dougkwan@google.com>
9111 * Makefile.am (TARGETSOURCES): Add arm.cc.
9112 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
9113 * Makefile.in: Regenerate.
9115 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
9117 2009-05-26 Doug Kwan <dougkwan@google.com>
9119 * options.cc (General_options::parse_exclude_libs). Fix a comment.
9120 (General_options::check_excluded_libs): Strip off directories in
9121 archive name before matching like GNU ld does.
9122 * testsuite/Makefile.am (MOSTLYCLEANFILES,
9123 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
9124 (exclude_libs_test_LDFLAGS): Add linker option
9125 -Wl,--exclude-libs,libexclude_libs_test_3
9126 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
9127 an explicit archive without using -l.
9128 (alt/libexclude_libs_test_3.a): New make rule.
9129 * testsuite/Makefile.in: Regenerate.
9130 * testsuite/exclude_libs_test.c : Declare lib3_default().
9132 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
9133 * exclude_libs_test_3.c: New file.
9135 2009-05-26 Nick Clifton <nickc@redhat.com>
9137 * po/id.po: New Indonesian translation.
9138 * po/gold.pot: Updated template file.
9140 2009-05-22 Sriraman Tallam <tmsriram@google.com>
9142 * testsuite/Makefile.am: Add -ffunction-sections to compile
9143 gc_comdat_test files. Add -Wl,--gc-sections to build
9145 * testsuite/Makefile.in: Regenerate.
9146 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9148 2009-05-21 Sriraman Tallam <tmsriram@google.com>
9150 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
9151 kept comdat section was garbage collected.
9152 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
9153 * testsuite/Makefile.in: Regenerate.
9154 * testsuite/gc_comdat_test.sh: New file.
9155 * testsuite/gc_comdat_test_1.cc: New file.
9156 * testsuite/gc_comdat_test_2.cc: New file.
9158 2009-05-19 Doug Kwan <dougkwan@google.com>
9160 * archive.cc (Archive::Archive): Move constructor from archive.h
9161 to here. Initialize no_export_.
9162 (Archive::get_elf_object_for_member): Set no_export flag of object.
9163 * archive.h (Archive::Archive): Move constructor body to
9165 (Archive::no_export): New method.
9166 (Archive::no_export_): New field.
9167 * object.h (Object::Object): Initialize no_export_ to false.
9168 (Object::no_export, Object::set_no_export): New methods.
9169 (Object::no_export_): New field.
9170 * options.cc (General_options::parse_exclude_libs): New method.
9171 (General_options::check_excluded_libs) Same.
9172 * options.h (exclude_libs): New option.
9173 (General_options::check_excluded_libs): New method declaration.
9174 (General_options::excluded_libs_): New field.
9175 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9176 default or protected visibility if an object has no-export flag set.
9177 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9178 (check_SCRIPTS): Add exclude_libs_test.sh.
9179 (check_DATA): Add exclude_libs_test.syms.
9180 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9181 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9182 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9183 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9184 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9185 libexclude_libs_test_2.a): New rules.
9186 * testsuite/Makefile.in: Regenerate.
9187 * testsuite/exclude_libs_test.c: New file.
9188 * testsuite/exclude_libs_test.sh: Ditto.
9189 * testsuite/exclude_libs_test_1.c: Ditto.
9190 * testsuite/exclude_libs_test_2.c: Ditto.
9192 2009-05-15 Ian Lance Taylor <iant@google.com>
9194 * configure.ac: Check for declarations for cases where libiberty.h
9195 checks HAVE_DECL_xxx.
9196 * configure, config.in: Rebuild.
9198 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9200 * gold.h (Incremental_argument_list): Remove (invalid) forward
9202 * incremental.cc (Incremental_inputs::report_achive): New method.
9203 (Incremental_inputs::report_object): New method.
9204 (Incremental_inputs::report_script): New method.
9205 (Incremental_inputs::finalize_inputs): New method.
9206 (Incremental_inputs::finalize): Call finalize_inputs().
9207 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9208 Create inputs entries.
9209 * incremental.h (Incremental_input_type): New enum.
9210 (Incremental_inputs::Incremental_input): Initialize new fields.
9211 (Incremental_inputs::report_inputs): New method.
9212 (Incremental_inputs::report_achive): New method.
9213 (Incremental_inputs::report_object): New method.
9214 (Incremental_inputs::report_script): New method.
9215 (Incremental_inputs::finalize_inputs): New method.
9216 (Incremental_inputs::Input_info): New struct.
9217 (Incremental_inputs::Input_info_map): New typedef.
9218 (Incremental_inputs::lock_): New field.
9219 (Incremental_inputs::Inputs_): New field.
9220 (Incremental_inputs::Inputs_map): New field.
9221 * main.cc (main): Call Incremental_input::report_inputs.
9222 * options.h (Input_argument_list): Typedef moved from
9224 (Input_file_group::Files): Remove, use ::Input_argument_list.
9225 (Input_file_group::Input_argument_list): Remove, use
9226 ::Input_argument_list.
9227 * plugin.cc (Plugin_manager::add_input_file): Add error in
9229 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9231 * script.cc (read_input_script): Call
9232 Incremental_input::report_script.
9233 * script.h (Script_info): New class.
9235 2009-04-27 Ian Lance Taylor <iant@google.com>
9237 * x86_64.cc (do_adjust_output_section): Set entsize to
9240 2009-04-23 Elliott Hughes <enh@google.com>
9242 * output.cc (Output_file::close): After short writes, continue
9243 writing from the correct offset in the buffer being written.
9245 2009-04-23 Chris Demetriou <cgd@google.com>
9247 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9248 * configure: Regenerate.
9249 * config.in: Regenerate.
9250 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9251 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9253 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9255 * incremental.cc (Incremental_inputs_header_data): Renamed from
9256 Incremental_input_header_data.
9257 (Incremental_inputs_header_data::data_size): New field.
9258 (Incremental_inputs_header_data::put_input_file_count): Renamed
9259 from input_file_count.
9260 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9261 from command_line_offset.
9262 (Incremental_inputs_header_data::put_reserved): Renamed from
9264 (Incremental_inputs_entry_data): Renamed from
9265 Incremental_input_entry_data.
9266 (Incremental_inputs_entry_data::data_size): New field.
9267 (Incremental_inputs::report_command_line): New method.
9268 (Incremental_inputs::finalize): New method.
9269 (Incremental_inputs::create_incremental_inputs_data): New method.
9270 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9271 * incremental.h: New file.
9272 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9273 (Layout::finalize): Create incremental inputs section in
9275 (Layout::create_incremental_info_sections): New method.
9276 * layout.h (Layout::incremental_inputs): New method.
9277 (Layout::create_incremental_info_sections): New method.
9278 (Layout::incremental_inputs_): New field.
9279 * main.cc (main): Notify Incremental_input of the command line.
9281 2009-04-01 Ian Lance Taylor <iant@google.com>
9282 Mikolaj Zalewski <mikolajz@google.com>
9284 * gold.h (reserve_unordered_map): Define, three versions, one for
9285 each version of Unordered_map.
9286 * layout.cc (Layout::Layout): Remove options parameter. Add
9287 number_of_input_files parameter. Don't initialize options_.
9288 Initialize number_of_input_files_ and resized_signatures_. Move
9289 sections_are_attached_.
9290 (Layout::layout_group): Reserve space for group_signatures_.
9291 (Layout::find_or_add_kept_section): Change name parameter to be a
9292 reference. Resize signatures_ map when it gets large enough.
9293 (Layout::layout_eh_frame): Use parameters->options() instead of
9295 (Layout::make_output_section): Likewise.
9296 (Layout::attach_allocated_section_to_segment): Likewise.
9297 (Layout::finalize, Layout::create_executable_stack): Likewise.
9298 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9299 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9300 * layout.h (class Layout): Update declarations. Remove options_
9301 field. Add number_of_input_files_ and resized_signatures_
9302 fields. Move sections_are_attached_ field.
9303 * main.cc (main): Pass number of input files to Layout
9304 constructor. Don't pass options.
9306 2009-03-30 Ian Lance Taylor <iant@google.com>
9308 * ffsll.c (ffsll): Correct implementation.
9310 2009-03-27 Ian Lance Taylor <iant@google.com>
9312 * ffsll.c: New file.
9313 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9314 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9315 * ftruncate.c (ftruncate): Declare before definition.
9316 * mremap.c (mremap): Likewise.
9317 * pread.c (pread): Likewise.
9318 * configure, Makefile.in, config.in: Rebuild.
9320 * mremap.c: New file.
9321 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9322 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9323 (mremap): Declare if HAVE_MREMAP is not defined.
9324 * configure, Makefile.in, config.in: Rebuild.
9326 2009-03-27 Cary Coutant <ccoutant@google.com>
9328 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9329 position independent.
9330 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9331 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9333 2009-03-24 Cary Coutant <ccoutant@google.com>
9335 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9337 (needs_dynamic_reloc): Likewise.
9339 2009-03-24 Ian Lance Taylor <iant@google.com>
9341 * yyscript.y (file_cmd): Recognize EXTERN.
9342 (extern_name_list, extern_name_list_body): New nonterminals.
9343 * script.cc (script_add_extern): Define.
9344 * script-c.h (script_add_extern): Declare.
9346 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
9348 * object.cc (is_elf_object): Define.
9349 * object.h (is_elf_object): Declare.
9350 * archive.cc (Archive::get_elf_object_for_member): Call
9352 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
9354 2009-03-24 Elliott Hughes <enh@google.com>
9356 * output.cc (Output_file::map_anonymous): Define.
9357 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9358 try an anonymous one. Report the size if the mmap fails.
9359 * output.h (class Output_file): Declare map_anonymous.
9361 2009-03-24 Ian Lance Taylor <iant@google.com>
9363 * target-select.cc (instantiate_target): Don't acquire the lock if
9364 the instantiated_target_ field has already been set.
9366 2009-03-23 Ian Lance Taylor <iant@google.com>
9368 * gold-threads.h (class Initialize_lock): Define.
9369 * gold-threads.cc (class Initialize_lock_once): Define.
9370 (initialize_lock_control): New static variable.
9371 (initialize_lock_pointer): New static variable.
9372 (initialize_lock_once): New static function.
9373 (Initialize_lock::Initialize_lock): Define.
9374 (Initialize_lock::initialize): Define.
9375 * target-select.h: Include "gold-threads.h".
9376 (class Target_selector): Add lock_ and initialize_lock_ fields.
9377 Don't define instantiate_target, just declare it.
9378 * target-select.cc (Target_selector::Target_selector): Initialize
9380 (Target_selector::instantiate_target): Define.
9381 * descriptors.h: Include "gold-threads.h".
9382 (class Descriptors): Add initialize_lock_ field.
9383 * descriptors.cc (Descriptors::Descriptors): Initialize new
9385 (Descriptors::open): Use initialize_lock_ field
9386 * errors.h (class Errors): Add initialize_lock_ field.
9387 * errors.cc (Errors::Errors): Initialize new field.
9388 (Errors::initialize_lock): Use initialize_lock_ field.
9389 * powerpc.cc (class Target_selector_powerpc): Remove
9390 instantiated_target_ field. In do_recognize call
9391 instantiate_target rather than do_instantiate_target. In
9392 do_instantiate_target just allocate a new target.
9393 * sparc.cc (class Target_selector_sparc): Likewise.
9395 * freebsd.h: New file.
9396 * i386.cc: Include "freebsd.h".
9397 (Target_i386): Derive from Target_freebsd rather than
9399 (Target_selector_i386): Derive from Target_selector_freebsd rather
9400 than Target_selector.
9401 * x86_64.cc: Include "freebsd.h".
9402 (Target_x86_64): Derive from Target_freebsd rather than
9404 (Target_selector_x86_64): Derive from Target_selector_freebsd
9405 rather than Target_selector.
9406 * target.h (class Target): Add adjust_elf_header and
9407 do_adjust_elf_header.
9408 * output.cc (Output_file_header:: do_sized_write): Call target
9409 adjust_elf_header routine.
9410 * configure.tgt: Set targ_osabi.
9411 * configure.ac: Define GOLD_DEFAULT_OSABI.
9412 * parameters.cc (Parameters::default_target): Pass
9413 GOLD_DEFAULT_OSABI to select_target.
9414 * target-select.h (class Target_selector): Make instantiate_target
9415 protected rather than private.
9416 * Makefile.am (HFILES): Add freebsd.h.
9417 * configure, Makefile.in, config.in: Rebuild.
9419 * merge.cc (do_add_input_section): Correct pend value. Change
9420 message about last entry not being null terminated from error to
9423 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9425 * incremental.cc: New file.
9426 * Makefile.am (CCFILES): Add incremental.cc.
9427 * Makefile.in: Rebuild.
9429 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9431 * layout.cc (Layout::output_section_name): Preserve names
9432 of '.note.' sections.
9434 2009-03-19 Ian Lance Taylor <iant@google.com>
9436 * descriptors.cc (Descriptors::open): Check that the options are
9437 valid before using them.
9439 2009-03-18 Ian Lance Taylor <iant@google.com>
9441 * script-sections.h: Include <list>.
9442 (class Script_sections): Change Sections_elements from std::vector
9443 to std::list. Typedef public Elements_iterator. Add
9444 orphan_section_placement_, data_segment_align_start_, and
9445 saw_data_segment_align_ fields. Remove data_segment_align_index_
9447 * script-sections.cc (class Orphan_section_placement): New class.
9448 (class Sections_element): Add virtual functions is_relro and
9449 orphan_section_init. Remove virtual function place_orphan_here.
9450 (class Output_section_definition): Add is_relro and
9451 orphan_section_init. Remove place_orphan_here.
9452 (class Orphan_output_section): Likewise.
9453 (Script_sections::Script_sections): Update for field changes.
9454 (Script_sections::data_segment_align): Set saw_data_segment_align_
9455 and data_segment_align_start_, not data_segment_align_index.
9456 (Script_sections::data_segment_relro_end): Check
9457 saw_data_segment_align_. Use data_segment_align_start_ rather
9458 than data_segment_align_index_.
9459 (Script_sections::place_orphan): Rewrite to use
9460 Orphan_section_placement.
9462 2009-03-17 Ian Lance Taylor <iant@google.com>
9464 * archive.cc (Archive::add_symbols): Check for a version attached
9465 to the symbol name in the archive map.
9466 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9467 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9468 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9469 (ver_test_11.a): New target.
9470 * testsuite/Makefile.in: Rebuild.
9472 * configure.ac: Check for chsize and posix_fallocate. Replace
9474 * ftruncate.c: New file, from gnulib.
9475 * output.cc (posix_fallocate): Define dummy version if not
9476 HAVE_POSIX_FALLOCATE.
9477 (Output_file::map): Call posix_fallocate rather than lseek and
9479 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9480 * configure, Makefile.in, config.in: Rebuild.
9482 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
9484 * layout.h (Layout::create_note): Add section_name parameter.
9485 * layout.cc (Layout::create_note): Likewise.
9486 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
9488 2009-03-17 Ian Lance Taylor <iant@google.com>
9490 * descriptors.cc: Include "options.h".
9491 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9492 (Descriptors::open): Always use O_CLOEXEC when opening a new
9493 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9494 then set FD_CLOEXEC.
9496 * sparc.cc (class Target_sparc): Add has_got_section.
9497 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9498 make sure we have a GOT section.
9500 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9501 (Target_sparc::Scan::local): Likewise.
9502 (Target_sparc::Scan::global): Likewise.
9503 (Target_sparc::Relocate::relocate): Likewise.
9504 (Target_sparc::Relocate::relocate_tls): Likewise.
9506 * symtab.cc (Symbol_table::define_default_version): New function,
9507 broken out of add_from_object.
9508 (Symbol_table::add_from_object): Call define_default_version.
9509 (Symbol_table::define_special_symbol): Add resolve_oldsym
9510 parameter. Change all callers. If the version for a symbol comes
9511 from a version script, resolve it with the symbol with the same
9512 name with no version. Also add the symbol without a version if
9514 (do_define_in_output_data): If resolving with oldsym, don't delete
9516 (do_define_in_output_segment): Likewise.
9517 (do_define_as_constant): Likewise.
9518 * symtab.h (class Symbol_table): Update declarations.
9520 2009-03-13 Ian Lance Taylor <iant@google.com>
9522 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9523 (Read_symbols::requeue): New function.
9524 (Read_symbols::do_read_symbols): If make_elf_object fails because
9525 the target type is not configured, and the file was searched for,
9526 issue a warning and retry with the next directory.
9527 (Add_symbols::run): If the file has an incompatible format, and
9528 it was searched for, requeue the Read_symbols task. On error,
9530 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9531 dirindex parameter to constructor. Change all callers. Declare
9532 incompatible_warning and requeue.
9533 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9534 input_argument_ and input_group_ fields. Add them to
9535 constructor. Change all callers.
9536 (class Read_script): Add dirindex_ field. Add it to constructor.
9538 * archive.cc (Archive::setup): Remove input_objects parameter.
9540 (Archive::get_file_and_offset): Likewise.
9541 (Archive::read_all_symbols): Likewise.
9542 (Archive::read_symbols): Likewise.
9543 (Archive::get_elf_object_for_member): Remove input_objects
9544 parameter. Add punconfigured parameter. Change all callers.
9545 (Archive::add_symbols): Change return type to bool. Check return
9546 value of include_member.
9547 (Archive::include_all_members): Likewise.
9548 (Archive::include_member): Change return type to bool. Return
9549 false if first included object has incompatible target. Set
9550 included_member_ field.
9551 (Add_archive_symbols::run): If add_symbols returns false, requeue
9553 * archive.h (class Archive): Add included_member_ field.
9554 Initialize it in constructor. Add input_file and searched_for
9555 methods. Update declarations.
9556 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9557 input_argument_ fields. Add them to constructor. Change all
9559 * script.cc: Include "target-select.h".
9560 (class Parser_closure): Add skip_on_incompatible_target_ and
9561 found_incompatible_target_ fields. Add
9562 skip_on_incompatible_target parameter to constructor. Change all
9563 callers. Add methods skip_on_incompatible_target,
9564 clear_skip_on_incompatible_target, found_incompatible_target, and
9565 set_found_incompatible_target.
9566 (read_input_script): Add dirindex parameter. Change all callers.
9567 If parser finds an incompatible target, requeue Read_symbols
9569 (script_set_symbol): Clear skip_on_incompatible_target in
9571 (script_add_assertion, script_parse_option): Likewise.
9572 (script_start_sections, script_add_phdr): Likewise.
9573 (script_check_output_format): New function.
9574 * script.h (read_input_script): Update declaration.
9575 * script-c.h (script_check_output_format): Declare.
9576 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9577 (ignore_cmd): Remove OUTPUT_FORMAT.
9578 * fileread.cc (Input_file::Input_file): Add explicit this.
9579 (Input_file::will_search_for): New function.
9580 (Input_file::open): Add pindex parameter. Change all callers.
9581 * fileread.h (class Input_file): Add input_file_argument method.
9582 Declare will_search_for. Update declarations.
9583 * object.cc (make_elf_object): Add punconfigured parameter.
9585 * object.h (class Object): Make input_file public. Add
9586 searched_for method.
9587 (make_elf_object): Update declaration.
9588 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9590 * dirsearch.h (class Dirsearch): Update declaration.
9591 * options.h (class General_options): Add --warn-search-mismatch.
9592 * parameters.cc (Parameters::is_compatible_target): New function.
9593 * parameters.h (class Parameters): Declare is_compatible_target.
9594 * workqueue.cc (Workqueue::add_blocker): New function.
9595 * workqueue.h (class Workqueue): Declare add_blocker.
9597 * fileread.cc (Input_file::open): Remove options parameter.
9599 (Input_file::open_binary): Likewise.
9600 * script.cc (read_input_script): Likewise.
9601 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9602 options parameter from constructor. Change all callers.
9603 (class Read_script): Likewise.
9604 * fileread.h (class Input_file): Update declarations.
9605 * script.h (read_input_script): Update declaration.
9607 2009-03-10 Nick Clifton <nickc@redhat.com>
9609 * po/es.po: New Spanish translation.
9611 2009-03-06 Cary Coutant <ccoutant@google.com>
9613 * options.cc (parse_short_option): Keep dash_z from registering itself.
9615 2009-03-03 Ian Lance Taylor <iant@google.com>
9618 * target-reloc.h (relocate_section): Pass output_section to
9620 * i386.cc (Target_i386::should_apply_static_reloc): Add
9621 output_section parameter. Change all callers.
9622 (Target_i386::Relocate::relocate): Add output_section parameter.
9623 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9624 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9625 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9626 * testsuite/two_file_shared.sh: New script.
9627 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9628 (check_DATA): Add two_file_shared.dbg.
9629 (two_file_shared.dbg): New target.
9630 * testsuite/Makefile.in: Rebuild.
9632 2009-03-01 Ian Lance Taylor <iant@google.com>
9634 * configure.ac: Check for byteswap.h.
9635 * configure: Rebuild.
9636 * config.in: Rebuild.
9638 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9640 * layout.cc (Layout::find_or_add_kept_section): New function.
9641 (Layout::add_comdat): Removed.
9642 * layout.h (struct Kept_section): Move out of class Layout.
9643 Remove trailing underscores from field names. Add group_sections
9644 field. Rename group_ field to is_group. Change all uses.
9645 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9646 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9647 comdat_groups_ field.
9648 (Sized_relobj::include_section_group): Use
9649 find_or_add_kept_section and Kept_section::group_sections.
9650 (Sized_relobj::include_linkonce_section): Likewise.
9651 * object.cc (class Sized_relobj): Don't define Comdat_group or
9652 Comdat_group_table. Remove find_comdat_group and
9653 add_comdat_group. Remove comdat_groups_ field.
9654 * plugin.cc (include_comdat_group): Use
9655 Layout::find_or_add_kept_section.
9657 2009-02-28 Ian Lance Taylor <iant@google.com>
9659 * README: --gc-sections and map files are now supported. Document
9660 some build requirements.
9663 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9664 relocatable link set the value of the section symbol to zero.
9665 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9666 relocatable link don't include the section address in the local
9669 2009-02-27 Ian Lance Taylor <iant@google.com>
9672 * options.h (class Search_directory): Add is_system_directory.
9673 (class General_options): Declare is_in_system_directory.
9674 * options.cc (get_relative_sysroot): Make static.
9675 (get_default_sysroot): Make static.
9676 (General_optoins::is_in_system_directory): New function.
9677 * fileread.cc (Input_file::is_in_system_directory): New function.
9678 * fileread.h (class Input_file): Declare is_in_system_directory.
9679 * object.h (class Object): Add is_in_system_directory.
9680 (class Input_objects): Remove system_library_directory_ field.
9681 * object.cc (Input_objects::add_object): Don't set
9682 system_library_directory_.
9683 (input_objects::found_in_system_library_directory): Remove.
9684 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9685 parameter. Change all callers.
9686 (Symbol_table::sized_write_globals): Likewise.
9687 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9688 Call Object::is_in_system_directory.
9689 * symtab.h (class Symbol_table): Update declarations.
9692 * descriptors.h (Open_descriptor): Add is_on_stack field.
9693 * descriptors.cc (Descriptors::open): If the descriptor is on the
9694 top of the stack, remove it. Initialize is_on_stack field.
9695 (Descriptors::release): Only add pod to stack if it is not on the
9697 (Descriptors::close_some_descriptor): Clear stack_next and
9701 * output.cc (Output_section::find_starting_output_address): Rename
9702 from starting_output_address; add PADDR parameter; change return
9704 * output.h (class Output_section): Declare
9705 find_starting_output_address instead of starting_output_address.
9706 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9707 section symbol for which we can't find a merge section.
9710 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9711 hidden or internal, force the symbol to be local.
9712 * resolve.cc (Symbol::override_visibility): Define.
9713 (Symbol::override_base): Use override_visibility.
9714 (Symbol_table::resolve): Likewise.
9715 (Symbol::override_base_with_special): Likewise.
9716 (Symbol_table::override_with_special): If the visibility is hidden
9717 or internal, force the symbol to be local.
9718 * symtab.h (class Symbol): Add set_visibility and
9719 override_visibility.
9720 * testsuite/ver_test_1.sh: New file.
9721 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9722 (check_DATA): Add ver_test_1.syms.
9723 (ver_test_1.syms): New target.
9724 * testsuite/Makefile.in: Rebuild.
9726 2009-02-25 Cary Coutant <ccoutant@google.com>
9728 * layout.cc (Layout::choose_output_section): Don't rename sections
9729 when using a linker script that has a SECTIONS clause.
9730 * Makefile.in: Regenerate.
9732 * testsuite/Makefile.am (script_test_5.sh): New test case.
9733 * testsuite/Makefile.in: Regenerate.
9734 * testsuite/script_test_5.cc: New file.
9735 * testsuite/script_test_5.sh: New file.
9736 * testsuite/script_test_5.t: New file.
9738 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
9740 * archive.cc (Archive::include_member): Update calls to add_symbols.
9741 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9742 the Layout argument.
9743 * dynobj.h (do_add_symbols): Add the Layout argument.
9744 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9746 * object.h (Object::add_symbols): Add the Layout argument.
9747 (Object::do_add_symbols): Add the Layout argument.
9748 (Sized_relobj::do_add_symbols): Add the Layout argument.
9749 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9750 Unify the two versions.
9751 (Add_plugin_symbols): Remove.
9752 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9753 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9754 (Add_plugin_symbols): Remove.
9755 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9756 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9757 (Add_symbols::run): Make it work with Pulginobj.
9759 2009-02-06 Ian Lance Taylor <iant@google.com>
9761 * object.cc (Sized_relobj::do_layout): Make info message start
9762 with lower case letter.
9764 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9766 * binary.cc: Fix file comment.
9768 * options.h (enum Incremental_disposition): Define.
9769 (class General_options): Add new options: --incremental,
9770 --incremental_changed, --incremental_unchanged,
9771 --incremental_unknown. Add incremental_disposition_ and
9772 implicit_incremental_ fields.
9773 (General_options::incremental_disposition): New function.
9774 (class Position_dependent_options): Add incremental_disposition
9776 (Position_dependent_options::copy_from_options): Set incremental
9778 * options.cc (General_options::parse_incremental_changed): New
9780 (General_options::parse_incremental_unchanged): New function.
9781 (General_options::parse_incremental_unknown): New function.
9782 (General_options::General_options): Initialize new fields
9783 incremental_disposition_ and implicit_incremental_.
9784 (General_options::finalize): Check for uasge of --incremental-*
9785 without --incremental.
9787 2009-02-06 Chris Demetriou <cgd@google.com>
9789 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9790 pointer and to report location as the file name associated with
9792 (gold_undefined_symbol_at_location): New function to replace the
9793 old gold_undefined_symbol functionality.
9794 * target-reloc.h (relocate_section): Update to use
9795 gold_undefined_symbol_at_location.
9796 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9797 Call gold_undefined_symbol function rather than gold_error.
9798 * errors.h (Errors::undefined_symbol): Take location as a
9799 string, rather than calculating it from a relocation.
9800 * errors.cc (Errors::fatal): Print "fatal error:" before the
9802 (Errors::error, Errors::error_at_location): Print "error: "
9803 before the formatted message.
9804 (Errors::undefined_symbol): Take location as a string, rather
9805 than calculating it from a relocation.
9806 (gold_undefined_symbol_at_location): New function akin to
9807 old gold_undefined_symbol, calculates location from relocation.
9808 (gold_undefined_symbol): Change to take only a Symbol pointer
9809 and to report location as the file name associated with the symbol.
9810 * testsuite/debug_msg.sh: Update for changed error messages.
9811 * testsuite/undef_symbol.sh: Likewise.
9813 2009-02-04 Duncan Sands <baldrick@free.fr>
9816 * reduced_debug_output.h
9817 (Output_reduced_debug_abbrev_section::failed): Use format for
9819 (Output_reduced_debug_info_section::faild): Likewise.
9821 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9823 * script.cc (Lazy_demangler): New class.
9824 (Version_script_info::get_symbol_version_helper): Demangle a
9827 2009-01-29 Cary Coutant <ccoutant@google.com>
9829 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9831 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9833 2009-01-28 Ian Lance Taylor <iant@google.com>
9835 * version.cc (version_string): Bump to 1.9.
9837 * gold.h: Include <cstring> and <stdint.h>.
9838 * version.cc: Include <cstdio>.
9839 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9841 * reduced_debug_output.cc (insert_into_vector): Rename from
9842 Insert_into_vector; change all callers. Use Swap_unaligned to
9843 avoid aliasing issue; remove union since it is unnecessary.
9845 2009-01-27 Sriraman Tallam <tmsriram@google.com>
9847 * Makefile.am (CCFILES): Add gc.cc.
9849 * Makefile.in: Regenerate.
9850 * gold.cc (Gc_runner): New class.
9851 (queue_initial_tasks): Call garbage collection related tasks
9852 when corresponding options are invoked.
9853 (queue_middle_gc_tasks): New function.
9854 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9855 processed early before laying out sections during garbage collection.
9856 * gold.h (queue_middle_gc_tasks): New function.
9857 (is_prefix_of): Move from "layout.cc".
9858 * i386.cc (Target_i386::gc_process_relocs): New function.
9859 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9860 * main.cc (main): Create object of class "Garbage_collection".
9861 * object.cc (Relobj::copy_symbols_data): New function.
9862 (Relobj::is_section_name_included): New function.
9863 (Sized_relobj::do_layout): Allow this function to be called twice
9864 during garbage collection and defer layout of section during the
9866 * object.h (Relobj::get_symbols_data): New function.
9867 (Relobj::is_section_name_included): New function.
9868 (Relobj::copy_symbols_data): New function.
9869 (Relobj::set_symbols_data): New function.
9870 (Relobj::get_relocs_data): New function.
9871 (Relobj::set_relocs_data): New function.
9872 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9873 (Relobj::gc_process_relocs): New function.
9874 (Relobj::do_gc_process_relocs): New pure virtual function.
9875 (Relobj::sd_): New data member.
9876 (Sized_relobj::is_output_section_offset_invalid): New function.
9877 (Sized_relobj::do_gc_process_relocs): New function.
9878 * options.h (General_options::gc_sections): Modify to not be a no-op.
9879 (General_options::print_gc_sections): New option.
9880 * plugin.cc (Plugin_finish::run): Remove function call to
9881 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9882 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9883 * reloc.cc (Read_relocs::run): Add task to process relocs and
9884 determine unreferenced sections when doing garbage collection.
9885 (Gc_process_relocs): New class.
9886 (Sized_relobj::do_gc_process_relocs): New function.
9887 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9888 sections that are garbage collected.
9889 * reloc.h (Gc_process_relocs): New class.
9890 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9891 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9892 symbols whose corresponding sections are garbage collected.
9893 (Symbol_table::Symbol_table): Add new parameter for the garbage
9895 (Symbol_table::gc_mark_undef_symbols): New function.
9896 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9897 (Symbol_table::gc_mark_dyn_syms): New function.
9898 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9900 (Symbol_table::add_from_object): Likewise.
9901 (Symbol_table::add_from_relobj): When building shared objects, do not
9902 treat externally visible symbols as garbage.
9903 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9904 table information for static and relocatable links.
9905 * symtab.h (Symbol_table::set_gc): New function.
9906 (Symbol_table::gc): New function.
9907 (Symbol_table::gc_mark_undef_symbols): New function.
9908 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9909 (Symbol_table::gc_mark_dyn_syms): New function.
9910 (Symbol_table::gc_): New data member.
9911 * target.h (Sized_target::gc_process_relocs): New pure virtual
9913 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9914 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9916 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9918 * options.h (General_options::gc_sections): Define as a no-op for now.
9919 (General_options::no_keep_memory): Ditto.
9920 (General_options::Bshareable): Define.
9921 * options.cc (General_options::finalize): Honor -Bshareable.
9923 2009-01-20 Andreas Schwab <schwab@suse.de>
9925 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9926 read the value in the contents, since we don't use it. Use the
9927 template endianness when writing.
9928 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9930 2009-01-19 Andreas Schwab <schwab@suse.de>
9932 * configure.tgt (powerpc64-*): Fix targ_obj.
9934 2009-01-15 Ian Lance Taylor <iant@google.com>
9936 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9937 local symbols when stripping all symbols.
9939 2009-01-14 Cary Coutant <ccoutant@google.com>
9941 * output.cc (Output_reloc): Add explicit instantiations.
9943 2009-01-14 Cary Coutant <ccoutant@google.com>
9945 * archive.cc (Archive::get_elf_object_for_member): Remove call
9946 to File_read::claim_for_plugin.
9947 * descriptors.cc (Descriptors::open): Remove reference to
9949 (Descriptors::claim_for_plugin): Remove.
9950 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9951 (Descriptors::is_claimed): Remove.
9952 (claim_descriptor_for_plugin): Remove.
9953 * fileread.cc (File_read::claim_for_plugin): Remove.
9954 * fileread.h (File_read::claim_for_plugin): Remove.
9955 (File_read::descriptor): Reopen descriptor if necessary.
9956 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9957 (Plugin_manager::all_symbols_read): Add task parameter. Change
9959 (Plugin_manager::get_input_file): New function.
9960 (Plugin_manager::release_input_file): New function.
9961 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9962 corresponding data member.
9963 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9964 and pass to base constructor. Change all callers.
9965 (get_input_file, release_input_file): New functions.
9966 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9967 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9968 (Plugin_manager::all_symbols_read): Add task parameter.
9969 (Plugin_manager::get_input_file): New function.
9970 (Plugin_manager::release_input_file): New function.
9971 (Plugin_manager::task_): New data member.
9972 (Pluginobj::Pluginobj): Add filesize parameter.
9973 (Pluginobj::filename): New function.
9974 (Pluginobj::descriptor): New function.
9975 (Pluginobj::filesize): New function.
9976 (Pluginobj::filesize_): New data member.
9977 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9978 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9979 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9981 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9982 with archive libraries.
9983 * testsuite/Makefile.in: Regenerate.
9984 * testsuite/plugin_test.c (struct sym_info): New type.
9985 (get_input_file, release_input_file): New static variables.
9986 (onload): Capture new transfer vector entries.
9987 (claim_file_hook): Stop reading at end of file according to filesize.
9988 Factor out parsing of readelf output into separate function.
9989 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9990 APIs and get the source file name from the symbol table. Convert
9991 source file name to corresponding object file name. Print info
9992 message when adding new input files.
9993 (parse_readelf_line): New function.
9994 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9995 * testsuite/plugin_test_2.sh: Likewise.
9996 * testsuite/plugin_test_3.sh: Likewise.
9997 * testsuite/plugin_test_4.sh: New test case.
9999 2009-01-07 Ian Lance Taylor <iant@google.com>
10001 * version.cc (version_string): Bump to 1.8.
10003 2008-12-23 Cary Coutant <ccoutant@google.com>
10005 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
10006 * plugin.cc (Plugin_manager::finish): Rename as
10007 layout_deferred_objects. Move cleanup to separate function.
10008 (Plugin_manager::cleanup): New function.
10009 (Plugin_finish::run): Call layout_deferred_objects and cleanup
10011 * plugin.h (Plugin_manager::finish): Rename as
10012 layout_deferred_objects.
10013 (Plugin_manager::cleanup): New function.
10014 (Plugin_manager::cleanup_done): New field.
10016 2008-12-23 Cary Coutant <ccoutant@google.com>
10018 * plugin.cc (is_visible_from_outside): New function.
10019 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
10020 so we don't return "IR only" status for exported symbols or -r links.
10022 * testsuite/Makefile.am (plugin_test_3): New test case.
10023 * testsuite/Makefile.in: Regenerate.
10024 * testsuite/plugin_test_3.sh: New file.
10026 2008-12-22 Cary Coutant <ccoutant@google.com>
10028 * object.cc (Sized_relobj::layout_section): New function.
10029 (Sized_relobj::do_layout): Defer layout of input sections until after
10030 plugin has provided replacement files.
10031 (Sized_relobj::do_layout_deferred_sections): New function.
10032 * object.h (Relobj::set_section_offset): Remove virtual keyword.
10033 (Relobj::layout_deferred_sections): New function.
10034 (Relobj::do_layout_deferred_sections): New function.
10035 (Sized_relobj::do_layout_deferred_sections): New function.
10036 (Sized_relobj::layout_section): New function.
10037 (Sized_relobj::Deferred_layout): New structure.
10038 (Sized_relobj::deferred_layout_): New field.
10039 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
10040 Change all callers. Layout deferred sections.
10041 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
10043 (Plugin_hook::run): Move code from do_plugin_hook inline.
10044 (Plugin_hook::do_plugin_hook): Remove.
10045 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
10046 (Plugin_manager::finish): Renamed, was cleanup.
10047 (Plugin_manager::should_defer_layout): New function.
10048 (Plugin_manager::add_deferred_layout_object): New function.
10049 (Plugin_manager::Deferred_layout_list): New type.
10050 (Plugin_manager::deferred_layout_objects_): New field.
10051 (Plugin_hook::do_plugin_hook): Remove.
10053 2008-12-17 Ian Lance Taylor <iant@google.com>
10055 * options.h (class General_options): Add --no case for
10058 2008-12-16 Cary Coutant <ccoutant@google.com>
10060 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
10062 (Plugin_manager::claim_file): Create plugin object even if
10063 plugin did not call the add_symbols callback.
10064 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
10065 asking for more symbols than were added.
10066 * testsuite/Makefile.am (plugin_test_1): Add test case with
10068 (empty.syms): New target.
10069 * testsuite/Makefile.in: Regenerate.
10070 * testsuite/plugin_test.c (claim_file_hook): Add new debug
10071 message. Don't call add_symbols if no globals.
10072 (all_symbols_read_hook): Don't provide replacement for empty
10075 2008-12-12 Ian Lance Taylor <iant@google.com>
10077 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
10078 r_type == 0 for a local symbol with r_sym == 0.
10079 (scan_relocatable_relocs): Pass r_sym to
10080 local_non_section_strategy.
10081 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
10084 * configure.ac: Update test for TLS descriptors: they are
10085 supported as of glibc 2.9.
10086 * configure: Rebuild.
10088 2008-12-11 Ian Lance Taylor <iant@google.com>
10091 * target-reloc.h (Default_scan_relocatable_relocs): For each
10092 function, map r_type == 0 to RELOC_DISCARD.
10094 2008-12-10 Cary Coutant <ccoutant@google.com>
10096 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10097 object to override a kept COMDAT group from a plugin object.
10099 2008-12-09 Ian Lance Taylor <iant@google.com>
10102 * yyscript.y (file_cmd): Handle INPUT.
10104 * testsuite/initpri1.c: Change all declarations to be full
10105 prototypes by adding void, to avoid compiler warnings.
10107 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
10109 * options.cc (General_options::parse_plugin_opt): New.
10110 (General_options::add_plugin): The argument now is just the filename.
10111 (General_options::add_plugin_option): New.
10112 * options.h (plugin_opt): New.
10113 (add_plugin): Change argument name.
10114 (add_plugin_option): New.
10115 * plugin.cc (Plugin::load): Don't parse the plugin option.
10116 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
10117 (Plugin::add_option): New.
10118 (Plugin::args_): Change type.
10119 (Plugin::filename_): New.
10120 (Plugin_manager::add_plugin_option): New.
10121 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
10122 * testsuite/Makefile.in: Regenerate.
10124 2008-12-05 Cary Coutant <ccoutant@google.com>
10126 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
10127 Handle --strip-lto-sections option.
10128 * options.h (strip_lto_sections): New option.
10130 2008-12-01 Cary Coutant <ccoutant@google.com>
10132 * plugin.cc (ld_plugin_message): Change format parameter to const.
10133 Fix mismatch between new[] and delete.
10135 2008-11-14 Cary Coutant <ccoutant@google.com>
10137 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
10140 2008-11-05 Craig Silverstein <csilvers@google.com>
10142 * options.cc (General_options::parse_dynamic_list): New function.
10143 * options.h (General_options): New flags dynamic_list,
10144 dynamic_list_data, dynamic_list_cpp_new, and
10145 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
10146 (General_options::in_dynamic_list): New function.
10147 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
10148 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10149 (Lex::can_continue_name): Likewise.
10151 (read_script_file): New parameter script_options.
10152 (read_dynamic_list): New function.
10153 (Script_options::define_dynamic_list): New function.
10154 (dynamic_list_keyword_parsecodes): New variable.
10155 (dynamic_list_keywords): New variable.
10156 * script.h (Script_options::define_dynamic_list): New function
10158 (read_dynamic_list): New function prototype.
10159 * symtab.cc (strprefix): New macro.
10160 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10161 dynamic_list_data, dynamic_list_cpp_new, and
10162 dynamic_list_cpp_typeinfo.
10163 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10164 (dynamic_list_expr): New rule.
10165 (dynamic_list_nodes): Likewise.
10166 (dynamic_list_node): Likewise.
10167 * testsuite/Makefile.am (dynamic_list): New test.
10168 * testsuite/Makefile.in: Regenerated.
10169 * testsuite/dynamic_list.t: New file.
10170 * testsuite/dynamic_list.sh: New file.
10172 2008-11-05 Craig Silverstein <csilvers@google.com>
10174 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10175 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10176 (t11_last): Likewise.
10177 * testsuite/ver_test_6.c (main): Likewise.
10179 2008-10-07 Cary Coutant <ccoutant@google.com>
10181 * options.c (General_options::finalize): Add check for -static and
10183 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10186 2008-10-02 Cary Coutant <ccoutant@google.com>
10188 * plugin.cc (make_sized_plugin_object): Fix conditional
10189 compilation to work when not all targets are enabled.
10191 2008-09-29 Cary Coutant <ccoutant@google.com>
10193 * archive.cc (Archive::get_file_and_offset): Use filename instead
10194 of name to get library path.
10195 (Archive::include_member): Unlock external member of a thin archive.
10197 * testsuite/Makefile.am (TEST_AR): New variable.
10198 (thin_archive_test_1): New test.
10199 (thin_archive_test_2): New test.
10200 * testsuite/Makefile.in: Regenerate.
10201 * testsuite/thin_archive_main.cc: New file.
10202 * testsuite/thin_archive_test_1.cc: New file.
10203 * testsuite/thin_archive_test_2.cc: New file.
10204 * testsuite/thin_archive_test_3.cc: New file.
10205 * testsuite/thin_archive_test_4.cc: New file.
10207 2008-09-29 Cary Coutant <ccoutant@google.com>
10209 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10210 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10212 (Sized_relobj::do_finalize_local_symbols): Likewise.
10213 (Sized_relobj::map_to_kept_section): Likewise.
10214 * object.h (Sized_relobj::invalid_address): New constant.
10215 (Sized_relobj::do_output_section_offset): Check for invalid_address
10217 * output.cc (Output_reloc::local_section_offset): Use constant
10218 invalid_address instead of -1U.
10219 (Output_reloc::get_address): Likewise.
10220 (Output_section::output_address): Change -1U to -1ULL.
10221 * output.h (Output_reloc::invalid_address): New constant.
10222 * reloc.cc (Sized_relobj::write_sections): Use constant
10223 invalid_address instead of -1U.
10224 (Sized_relobj::relocate_sections): Likewise.
10225 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10226 values for merge sections.
10227 * target-reloc.h (relocate_for_relocatable): Use constant
10228 invalid_address instead of -1U.
10230 2008-09-19 Cary Coutant <ccoutant@google.com>
10232 Add plugin functionality for link-time optimization (LTO).
10233 * configure.ac (plugins): Add --enable-plugins option.
10234 * configure: Regenerate.
10235 * config.in: Regenerate.
10236 * Makefile.am (LIBDL): New variable.
10237 (CCFILES): Add plugin.cc.
10238 (HFILES): Add plugin.h.
10239 (ldadd_var): Add LIBDL.
10240 * Makefile.in: Regenerate.
10242 * archive.cc: Include "plugin.h".
10243 (Archive::setup): Don't preread archive symbols when using a plugin.
10244 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10245 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10247 (Archive::include_member): Add symbols from plugin objects.
10248 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10249 * descriptors.cc (Descriptors::open): Check for file descriptors
10250 abandoned by plugins.
10251 (Descriptors::claim_for_plugin): New function.
10252 * descriptors.h (Descriptors::claim_for_plugin): New function.
10253 (Open_descriptor::is_claimed): New field.
10254 (claim_descriptor_for_plugin): New function.
10255 * fileread.cc (File_read::claim_for_plugin): New function.
10256 * fileread.h (File_read::claim_for_plugin): New function.
10257 (File_read::descriptor): New function.
10258 * gold.cc: Include "plugin.h".
10259 (queue_initial_tasks): Add task to call plugin hooks for generating
10261 * main.cc: Include "plugin.h".
10262 (main): Load plugin libraries.
10263 * object.h (Pluginobj): Declare.
10264 (Object::pluginobj): New function.
10265 (Object::do_pluginobj): New function.
10266 (Object::set_target): New function.
10267 * options.cc: Include "plugin.h".
10268 (General_options::parse_plugin): New function.
10269 (General_options::General_options): Initialize plugins_ field.
10270 (General_options::add_plugin): New function.
10271 * options.h (Plugin_manager): Declare.
10272 (General_options): Add --plugin option.
10273 (General_options::has_plugins): New function.
10274 (General_options::plugins): New function.
10275 (General_options::add_plugin): New function.
10276 (General_options::plugins_): New field.
10277 * plugin.cc: New file.
10278 * plugin.h: New file.
10279 * readsyms.cc: Include "plugin.h".
10280 (Read_symbols::do_read_symbols): Check for archive before checking
10281 for ELF file. Call plugin hooks to claim files.
10282 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10283 from a real object file; force override when processing replacement
10285 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10286 (Symbol::init_base_object): Likewise.
10287 (Symbol::init_base_output_data): Likewise.
10288 (Symbol::init_base_output_segment): Likewise.
10289 (Symbol::init_base_constant): Likewise.
10290 (Symbol::init_base_undefined): Likewise.
10291 (Symbol::output_section): Assert that object is not a plugin.
10292 (Symbol_table::add_from_pluginobj): New function.
10293 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10295 (Symbol_table::sized_write_globals): Likewise.
10296 (Symbol_table::add_from_pluginobj): Instantiate template.
10297 * symtab.h (Sized_pluginobj): Declare.
10298 (Symbol::in_real_elf): New function.
10299 (Symbol::set_in_real_elf): New function.
10300 (Symbol::in_real_elf_): New field.
10301 (Symbol_table::add_from_pluginobj): New function.
10303 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10304 (LIBDL): New variable.
10305 (LDADD): Add LIBDL.
10306 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10307 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10308 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10309 (MOSTLYCLEANFILES): Likewise.
10310 * testsuite/Makefile.in: Regenerate.
10311 * testsuite/plugin_test.c: New file.
10312 * testsuite/plugin_test_1.sh: New file.
10313 * testsuite/plugin_test_2.sh: New file.
10315 2008-09-16 Ian Lance Taylor <iant@google.com>
10317 * target-reloc.h (relocate_section): Check whether a symbol is
10318 defined by the ABI before reporting an undefined symbol error.
10319 * target.h (Target::is_defined_by_abi): Make parameter const.
10320 (Target::do_is_defined_by_abi): Likewise.
10321 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10322 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10323 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10324 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10325 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10326 * testsuite/Makefile.in: Rebuild.
10328 * fileread.cc (make_view): Add casts to avoid warning.
10330 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10332 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10333 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10335 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10337 * options.h (General_options::output_is_executable): New.
10338 (General_options::output_is_pie): New.
10339 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10340 for shared libraries.
10341 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10343 2008-09-11 Chris Demetriou <cgd@google.com>
10345 * options.h (origin): New -z option.
10346 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10347 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10350 2008-09-05 Cary Coutant <ccoutant@google.com>
10352 * fileread.cc (File_read::make_view): Add check for attempt to map
10353 beyond end of file.
10355 2008-09-05 Cary Coutant <ccoutant@google.com>
10357 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10358 explicit instantiations.
10360 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10363 * options.cc (General_options::finalize): Allow undefined symbols
10364 in shlibs if linking -shared.
10367 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10368 symbols as not needing a dynsym entry.
10370 2008-08-20 Craig Silverstein <csilvers@google.com>
10372 * fileread.cc (File_read::open): Do not lock the file unless it
10373 was successfully opened.
10375 2008-08-14 Cary Coutant <ccoutant@google.com>
10377 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10378 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10379 * testsuite/tls_test.cc (struct int128): 128-bit struct
10380 for testing TLS relocs with non-zero addend.
10381 (v12): New TLS variable.
10383 (t_last): Add check for v12.
10384 * testsuite/tls_test.h (t12): New function.
10385 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10387 2008-08-13 Ian Lance Taylor <iant@google.com>
10389 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10390 set tls_segment_ or relro_segment_.
10391 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10393 * output.h (Output_section::clear_is_relro): New function.
10394 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10395 sections specially even when output_data_ is empty.
10396 (Output_segment::maximum_alignment): When first section is relro,
10397 only force alignment for PT_LOAD segments.
10398 * script.cc (script_data_segment_align): New function.
10399 (script_data_segment_relro_end): New function.
10400 * script-c.h (script_data_segment_align): Declare.
10401 (script_data_segment_relro_end): Declare.
10402 * script-sections.h (class Script_sections): Declare
10403 data_segment_align and data_segment_relro_end. Add fields
10404 segment_align_index_ and saw_relro_end_.
10405 * script-sections.cc (class Sections_element): Add set_is_relro
10406 virtual function. Add new bool* parameter to place_orphan_here.
10407 Add get_output_section virtual function.
10408 (class Output_section_definition): Add set_is_relro. Add new
10409 bool* parameter to place_orphan_here. Add get_output_section.
10410 Add is_relro_ field.
10411 (Output_section_definition::Output_section_definition): Initialize
10412 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10413 and is_relro_ fields.
10414 (Output_section_definition::place_orphan_here): Add is_relro
10416 (Output_section_definition::set_section_addresses): Set relro for
10418 (Output_section_definition::alternate_constraint): Likewise.
10419 (class Orphan_output_section): Add new bool* parameter to
10420 place_orphan_here. Add get_output_section.
10421 (Orphan_output_section::place_orphan_here): Add is_relro
10423 (Script_sections::Script_sections): Initialize
10424 data_segment_align_index_ and saw_relro_end_.
10425 (Script_sections::data_segment_align): New function.
10426 (Script_sections::data_segment_relro_end): New function.
10427 (Script_sections::place_orphan): Set or clear is_relro.
10428 (Script_sections::set_section_addresses): Force alignment of first
10430 * yyscript.y (exp): Call script_data_segment_align and
10431 script_data_segment_relro_end.
10432 * testsuite/relro_script_test.t: New file.
10433 * testsuite/relro_test.cc (using_script): Declare.
10434 (t1, t2): Test using_script.
10435 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10436 (relro_script_test_SOURCES): Define.
10437 (relro_script_test_DEPENDENCIES): Define.
10438 (relro_script_test_LDFLAGS): Define.
10439 (relro_script_test_LDADD): Define.
10440 (relro_script_test.so): New target.
10441 * testsuite/Makefile.in: Rebuild.
10443 2008-08-06 Cary Coutant <ccoutant@google.com>
10445 * archive.cc (Archive::total_archives, Archive::total_members)
10446 (Archive::total_members_loaded): New variables.
10447 (Archive::setup): Add parameter. Add option to preread
10449 (Archive::read_armap): Add counter.
10450 (Archive::get_file_and_offset): New function.
10451 (Archive::get_elf_object_for_member): New function.
10452 (Archive::read_all_symbols): New function.
10453 (Archive::read_symbols): New function.
10454 (Archive::add_symbols): Add counters.
10455 (Archive::include_all_members): Use armap to find members if it's
10457 (Archive::include_member): Skip reading symbols if already read.
10458 Factored code into Archive::get_file_and_offset and
10459 Archive::get_elf_object_for_member. Changed call to
10460 Mapfile::report_include_archive_member.
10461 (Archive::print_stats): New function.
10462 * archive.h: Declare Object and Read_symbols_data classes.
10463 (Archive::Archive): Add initializers for new members.
10464 (Archive::setup): Add parameter.
10465 (Archive::print_stats): New function.
10466 (Archive::total_archives, Archive::total_members)
10467 (Archive::total_members_loaded): New variables.
10468 (Archive::get_file_and_offset): New function.
10469 (Archive::get_elf_object_for_member): New function.
10470 (Archive::read_all_symbols): New function.
10471 (Archive::read_symbols): New function.
10472 (Archive::Archive_member): New class.
10473 (Archive::members_): New member.
10474 (Archive::num_members_): New member.
10475 * main.cc: Include archive.h.
10476 (main): Call Archive::print_stats.
10477 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10478 archive parameter; member_name is now the fully-decorated name.
10479 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10480 * options.h: (General_options): Add --preread-archive-symbols option.
10481 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10484 2008-08-04 Ian Lance Taylor <iant@google.com>
10486 * symtab.h (Symbol::use_plt_offset): New function.
10487 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10488 * powerpc.cc (Relocate::relocate): Likewise.
10489 * sparc.cc (Relocate::relocate): Likewise.
10490 * x86_64.cc (Relocate::relocate): Likewise.
10491 * testsuite/weak_plt.sh: New test.
10492 * testsuite/weak_plt_main.cc: New test.
10493 * testsuite/weak_plt_shared.cc: New test.
10494 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10495 (check_PROGRAMS): Add weak_plt.
10496 (check_DATA): Add weak_plt_shared.so.
10497 (weak_plt_main_pic.o, weak_plt): New targets.
10498 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10499 * testsuite/Makefile.in: Rebuild.
10501 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10503 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10504 * testsuite/Makefile.in: Rebuild.
10506 2008-08-04 Alan Modra <amodra@bigpond.net.au>
10508 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10509 * Makefile.in: Regenerate.
10510 * po/POTFILES.in: Regenerate.
10512 2008-07-29 Ian Lance Taylor <iant@google.com>
10514 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10515 symbols before other symbols.
10516 * testsuite/script_test_2.cc (test_addr): Declare.
10517 (test_addr_alias): Declare.
10518 (main): Check that test_addr and test_addr_alias have the right
10520 * testsuite/script_test_2.t: Define test_addr_alias and
10523 2008-07-24 Ian Lance Taylor <iant@google.com>
10526 * descriptors.cc: New file.
10527 * descriptors.h: New file.
10528 * gold-threads.h (class Hold_optional_lock): New class.
10529 * fileread.cc: Include "descriptors.h".
10530 (File_read::~File_read): Release descriptor rather than closing
10532 (File_read::open) [file]: Call open_descriptor rather than open.
10533 Set is_descriptor_opened_.
10534 (File_read::open) [memory]: Assert that descriptor is not open.
10535 (File_read::reopen_descriptor): New function.
10536 (File_read::release): Release descriptor.
10537 (File_read::do_read): Make non-const. Reopen descriptor.
10538 (File_read::read): Make non-const.
10539 (File_read::make_view): Reopen descriptor.
10540 (File_read::do_readv): Likewise.
10541 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10542 Update declarations.
10543 * layout.cc: Include "descriptors.h".
10544 (Layout::create_build_id): Use open_descriptor rather than open.
10545 * output.cc: Include "descriptors.h".
10546 (Output_file::open): Use open_descriptor rather than open.
10547 * archive.cc (Archive::const_iterator): Change Archive to be
10549 (Archive::begin, Archive::end): Make non-const.
10550 (Archive::count_members): Likewise.
10551 * archive.h (class Archive): Update declarations.
10552 * object.h (Object::read): Make non-const.
10553 * Makefile.am (CCFILES): Add descriptors.cc.
10554 (HFILES): Add descriptors.h.
10555 * Makefile.in: Rebuild.
10558 * gold.h: Always include <clocale>. Add Solaris workarounds
10559 following code in binutils/sysdep.h.
10562 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10563 this->eh_frame_hdr_ is NULL before using it.
10565 * dynobj.cc (Versions::Versions): Update comment.
10567 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10568 the base version name.
10570 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10571 array size plus one.
10572 (Stringpool_template::set_string_offsets): Subtract one from key
10573 before using it as an array index.
10574 (Stringpool_template::get_offset_with_length): Likewise.
10575 (Stringpool_template::write_to_buffer): Likewise.
10576 * stringpool.h (Stringpool_template::get_offset_from_key):
10579 2008-07-23 Ian Lance Taylor <iant@google.com>
10582 * object.h (Merged_symbol_value::value): Do our best to handle a
10586 * script.cc (Version_script_info::get_versions): Don't add empty
10587 version tag to return value.
10588 (Version_script_info::get_symbol_version_helper): Change return
10589 type to bool. Add pversion parameter. Change all callers.
10590 (script_register_vers_node): Don't require a non-NULL tag.
10591 * script.h (class Version_script_info): Update declarations.
10592 (Version_script_info::get_symbol_version): Change return type to
10593 bool. Add version parameter. Change all callers.
10594 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10595 handling. Handle an empty version from a version script.
10596 (Symbol_table::define_special_symbol): Likewise.
10597 * testsuite/ver_test_10.script: New file.
10598 * testsuite/ver_test_10.sh: New file.
10599 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10600 (check_DATA): Add ver_test_10.syms.
10601 (ver_test_10.syms, ver_test_10.so): New target.
10602 * testsuite/Makefile.in: Rebuild.
10604 2008-07-23 Simon Baldwin <simonb@google.com>
10606 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10607 to zero for undefined symbols from dynamic libraries.
10609 2008-07-23 Ian Lance Taylor <iant@google.com>
10611 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10612 Change all callers.
10613 * symtab.h (class Symbol_table): Update declaration.
10614 * testsuite/ver_test_9.cc: New file.
10615 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10616 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10617 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10618 (ver_test_9.so, ver_test_9.o): New targets.
10619 * testsuite/Makefile.in: Rebuild.
10621 2008-07-22 Ian Lance Taylor <iant@google.com>
10623 * options.h (class General_options): Define --check-sections.
10624 * layout.cc (Layout::set_segment_offsets): Handle
10627 * options.h (class General_options): Define -n/--nmagic and
10629 * options.cc (General_options::finalize): For -n/--nmagic or
10630 -N/--omagic, set -static.
10631 * layout.cc (Layout::attach_allocated_section_to_segment): If
10632 -N/--omagic, don't put read-only and read-write sections in
10633 different segments.
10634 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10635 finding a read-only segment.
10636 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10637 don't set the minimum segment alignment to the common page size,
10638 and don't set the file offset to the address modulo the page size.
10639 * script-sections.cc (Script_sections::create_segments): If
10640 -n/--omagic, don't put read-only and read-write sections in
10641 different segments.
10643 * cref.cc: New file.
10644 * cref.h: New file.
10645 * options.h (class General_options): Add --print-symbol-counts.
10646 * main.cc (main): Issue defined symbol report if requested.
10647 * archive.cc (Archive::interpret_header): Make into a const member
10649 (Archive::add_symbols): Call Input_objects::archive_start and
10651 (Archive::const_iterator): Define new class.
10652 (Archive::begin, Archive::end): New functions.
10653 (Archive::include_all_members): Rewrite to use iterator.
10654 (Archive::count_members): New function.
10655 * archive.h (class Archive): Update declarations.
10656 (Archive::filename): New function.
10657 * object.cc: Include "cref.h".
10658 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10659 (Sized_relobj::do_get_global_symbol_counts): New function.
10660 (Input_objects::add_object): Add object to cross-referencer.
10661 (Input_objects::archive_start): New function.
10662 (Input_objects::archive_stop): New function.
10663 (Input_objects::print_symbol_counts): New function.
10664 * object.h: Declare Cref and Archive.
10665 (Object::get_global_symbol_counts): New function.
10666 (Object::do_get_global_symbol_counts): New pure virtual function.
10667 (class Sized_relobj): Add defined_count_ field. Update
10669 (class Input_objects): Add cref_ field. Update constructor.
10670 Update declarations.
10671 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10673 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10675 (Sized_dynobj::do_get_global_symbol_counts): New function.
10676 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10677 defined_count_. Update declarations. Define Symbols typedef.
10678 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10679 parameter. Change all callers.
10680 (Symbol_table::add_from_dynobj): Add sympointers and defined
10681 parameters. Change all callers.
10682 * symtab.h (class Symbol_table): Update declarations.
10683 * Makefile.am (CCFILES): Add cref.cc.
10684 (HFILES): Add cref.h.
10685 * Makefile.in: Rebuild.
10687 2008-07-22 Simon Baldwin <simonb@google.com>
10689 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10690 to zero when writing undefined symbols.
10692 2008-07-22 Ian Lance Taylor <iant@google.com>
10694 * output.cc (Output_section::add_input_section): Don't try to
10695 merge empty merge sections.
10697 2008-07-21 Craig Silverstein <csilvers@google.com>
10699 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10700 Include symbol version in error message.
10702 2008-07-20 Chris Demetriou <cgd@google.com>
10704 * configure.ac (gold_cv_c_random_seed): New configured variable.
10705 (RANDOM_SEED_CFLAGS): New substituted variable.
10706 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10707 * configure: Rebuild.
10708 * Makefile.in: Likewise.
10709 * testsuite/Makefile.in: Likewise.
10711 2008-07-18 Ian Lance Taylor <iant@google.com>
10713 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10714 where we see NAME/NULL and NAME/VERSION as separate symbols.
10715 * testsuite/ver_test_main.cc (main): Call t4.
10716 (t4, t4_2a): Define.
10717 * testsuite/ver_test_2.cc (t4_2): Define.
10718 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10719 * testsuite/ver_test_4.cc (t4_2a): Define.
10720 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10721 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10723 2008-07-17 Ian Lance Taylor <iant@google.com>
10725 * dynobj.cc (Versions::add_def): If we give an error about a
10726 missing version, go ahead and create the version anyhow.
10728 2008-07-10 Ian Lance Taylor <iant@google.com>
10730 Handle output sections with more than 0x7fffffff bytes.
10731 * object.h (class Relobj): Change map_to_output_ to
10732 output_sections_, and just keep a section pointer. Change all
10733 uses. Move comdat group support to Sized_relobj.
10734 (Relobj::is_section_specially_mapped): Remove.
10735 (Relobj::output_section): Remove poff parameter. Change all
10737 (Relobj::output_section_offset): New function.
10738 (Relobj::set_section_offset): Rewrite.
10739 (Relobj::map_to_output): Remove.
10740 (Relobj::output_sections): New function.
10741 (Relobj::do_output_section_offset): New pure virtual function.
10742 (Relobj::do_set_section_offset): Likewise.
10743 (class Sized_relobj): Add section_offsets_ field. Add comdat
10744 group support from Relobj. Update declarations.
10745 (Sized_relobj::get_output_section_offset): New function.
10746 (Sized_relobj::do_output_section_offset): New function.
10747 (Sized_relobj::do_set_section_offset): New function.
10748 * object.cc (Relobj::output_section_address): Remove.
10749 (Sized_relobj::Sized_relobj): Initialize new fields.
10750 (Sized_relobj::include_section_group): Cast find_kept_object to
10752 (Sized_relobj::include_linkonce_section): Likewise.
10753 (Sized_relobj::do_layout): Use separate arrays for output section
10755 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10757 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10758 output_sections and section_offsets.
10759 (Sized_relobj::write_local_symbols): Likewise.
10760 (map_to_kept_section): Compute output address directly.
10761 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10762 output_sections and section_offsets.
10763 (Sized_relobj::write_sections): Likewise.
10764 (Sized_relobj::relocate_sections): Likewise.
10765 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10766 * output.h (class Output_reloc): Update declarations. Change
10767 u2_.relobj to Sized_relobj*.
10768 (class Output_data_reloc): Change add functions to use
10770 * output.cc (Output_reloc::Output_reloc): Change relobj to
10772 (Output_reloc::local_section_offset): Change return type to
10773 Elf_Addr. Use get_output_section_offset.
10774 (Output_reloc::get_address): Likewise.
10775 (Output_section::is_input_address_mapped): Don't call
10776 is_section_specially_mapped.
10777 (Output_section::output_offset): Likewise.
10778 (Output_section::output_address): Likewise.
10779 (Output_section::starting_output_address): Likewise.
10780 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10781 parameter to Sized_relobj*.
10782 (Copy_relocs::need_copy_reloc): Likewise.
10783 (Copy_relocs::save): Likewise.
10784 * copy-relocs.h (class Copy_relocs): Update declarations.
10785 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10786 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10787 * target-reloc.h (relocate_for_relocatable): Change
10788 offset_in_output_section type to Elf_Addr. Change code that uses
10790 * layout.cc (Layout::layout): Always set *off.
10791 * mapfile.cc (Mapfile::print_input_section): Use
10792 output_section_offset.
10793 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10795 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10796 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10797 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10799 2008-07-03 Ian Lance Taylor <iant@google.com>
10801 * layout.cc (Layout::include_section): Do not discard unrecognized
10802 SHT_STRTAB sections.
10804 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10806 * script.cc (Lex::can_continue_name): Make '?' allowable in
10807 version-script names.
10808 * testsuite/version_script.map: Change glob pattern to use '?'
10810 2008-06-30 Manish Singh <yosh@gimp.org>
10813 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10816 2008-06-30 Ian Lance Taylor <iant@google.com>
10820 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10821 versions]: Don't try to read the value in the contents, since we
10822 don't use it. Use the template endianness when writing.
10824 2008-06-25 Cary Coutant <ccoutant@google.com>
10826 * fileread.cc (File_read::make_view): Assert on zero-length view.
10827 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10828 symbol table when there are no symbols to read.
10830 2008-06-23 Craig Silverstein <csilvers@google.com>
10832 * version.cc (version_string): Bump to 1.7
10834 2008-06-18 Craig Silverstein <csilvers@google.com>
10836 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10837 constant 0xFFFF to type Valtype.
10838 (Powerpc_relocate_functions::rel16_ha): Likewise.
10840 2008-06-17 Ian Lance Taylor <iant@google.com>
10842 * output.h (Output_section::Input_section): Initialize p2align_ to
10843 zero for Output_section_data constructors.
10844 (Output_section::Input_section::addralign): If not an input
10845 section, return the alignment of the Output_section_data.
10846 * testsuite/copy_test.cc: New file.
10847 * testsuite/copy_test_1.cc: New file.
10848 * testsuite/copy_test_2.cc: New file.
10849 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10850 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10851 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10852 (copy_test_1_pic.o, copy_test_1.so): New targets.
10853 (copy_test_2_pic.o, copy_test_2.so): New targets.
10854 * testsuite/Makefile.in: Rebuild.
10856 * script-sections.cc (Script_sections::place_orphan): Initialize
10857 local variable exact.
10859 2008-06-13 David Edelsohn <edelsohn@gnu.org>
10861 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10863 2008-06-12 David Edelsohn <edelsohn@gnu.org>
10864 David S. Miller <davem@davemloft.net>
10866 * powerpc.cc: New file.
10867 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10868 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10869 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10870 * Makefile.in: Rebuild.
10872 2008-06-09 Ian Lance Taylor <iant@google.com>
10874 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10876 (throwing, orig_terminate): New static variables.
10877 (terminate_handler): New static function.
10878 (t2): Set terminate handler.
10880 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10883 * binary.cc (Binary_to_elf::sized_convert): Fix .data
10886 2008-05-30 Cary Coutant <ccoutant@google.com>
10888 * archive.cc (Archive::include_all_members) Correct to step
10889 over symbol table and extended name table in thin archives.
10891 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10894 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10897 2008-05-28 Caleb Howe <cshowe@google.com>
10899 * reduced_debug_output.cc: New file.
10900 * reduced_debug_output.h: New file.
10901 * options.h (class General_options): Add --strip-debug-non-line.
10902 * options.cc (General_options::finalize): Add strip_debug_non_line
10903 to the strip heirarchy.
10904 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10906 * layout.cc: Include "reduced_debug_output.h".
10907 (Layout::Layout): Initialize new fields.
10908 (line_only_debug_sections): New static array.
10909 (is_lines_only_debug_sections): New static inline function.
10910 (Layout::include_section): Handle --strip-debug-non-line.
10911 (Layout::make_output_section): If --strip-debug-non-line, build
10912 new output sections for .debug_abbrev and .debug_info.
10913 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10914 gold. Warn about possible overflow.
10915 (read_signed_LEB_128): Likewise.
10916 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10917 (read_signed_LEB_128): Declare.
10918 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10919 (HFILES): Add reduced_debug_output.h.
10920 * Makefile.in: Rebuild.
10922 2008-05-21 Ian Lance Taylor <iant@google.com>
10924 * mapfile.cc: New file.
10925 * mapfile.h: New file.
10926 * options.h (class General_options): Add -M/--print-map and -Map.
10927 * options.cc (General_options::finalize): Make -M equivalent to
10929 * main.cc: Include <cstdio> and "mapfile.h".
10930 (main): Open mapfile if requested.
10931 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10932 constructor. Change caller.
10933 (queue_initial_tasks): Add mapfile parameter. Change caller.
10934 (queue_middle_tasks): Likewise.
10935 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10937 * archive.cc: Include "mapfile.h".
10938 (Archive::add_symbols): Add mapfile parameter. Change all
10939 callers. Pass mapfile, symbol, and reason to include_member.
10940 (Archive::include_all_members): Add mapfile parameter. Change all
10942 (Archive::include_member): Add mapfile, sym, and why parameters.
10943 Change all callers. Report inclusion to map file.
10944 * archive.h: Include "fileread.h".
10945 (class Archive): Update declarations.
10946 (Archive::file): New const method.
10947 (class Add_archive_symbols): Add mapfile_ field. Update
10948 constructor. Change all callers.
10949 * readsyms.h (class Read_symbols): Likewise.
10950 (class Finish_group): Likewise.
10951 (class Read_script): Likewise.
10952 * common.cc: Include "mapfile.h".
10953 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10955 (Symbol_table::do_allocate_commons): Likewise.
10956 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10957 symbol allocation to mapfile.
10958 * common.h (class Allocate_commons_task): Add mapfile_ field.
10959 Update constructor. Change all callers.
10960 * symtab.h (class Symbol_table): Update declarations.
10961 * layout.cc: Include "mapfile.h".
10962 (Layout_task_runner::run): Print information to mapfile.
10963 (Layout::create_gold_note): Change Output_data_fixed_space to
10964 Output_data_zero_fill.
10965 (Layout::create_build_id): Likewise.
10966 (Layout::print_to_mapfile): New function.
10967 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10968 constructor. Change caller.
10969 (class Layout): Declare print_to_mapfile.
10970 * output.cc (Output_section::Input_section::print_to_mapfile): New
10972 (Output_section::add_input_section): If producing a map, always
10973 add to input_sections_ list.
10974 (Output_section::do_print_to_mapfile): New function.
10975 (Output_segment::print_sections_to_mapfile): New function.
10976 (Output_segment::print_section_list_to_mapfile): New function.
10977 * output.h: Include "mapfile.h".
10978 (Output_data::print_to_mapfile): New function.
10979 (Output_data::do_print_to_mapfile): New virtual function.
10980 (Output_segment_headers::do_print_to_mapfile): New function.
10981 (Output_file_header::do_print_to_mapfile): New function.
10982 (Output_data_const::do_print_to_mapfile): New function.
10983 (class Output_data_const_buffer): Add map_name_ field. Update
10984 constructor. Change all callers. Add do_print_to_mapfile
10986 (class Output_data_fixed_space): Likewise.
10987 (class Output_data_space): Likewise.
10988 (class Output_data_zero_fill): New class.
10989 (Output_data_strtab::do_print_to_mapfile): New function.
10990 (Output_data_reloc_base::do_print_to_mapfile): New function.
10991 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10992 (Output_data_group::do_print_to_mapfile): New function.
10993 (Output_data_got::do_print_to_mapfile): New function.
10994 (Output_data_dynamic::do_print_to_mapfile): New function.
10995 (Output_symtab_xindex::do_print_to_mapfile): New function.
10996 (class Output_section): Declare do_print_to_mapflie. Declare
10997 print_to_mapfile in Input_section.
10998 (class Output_segment): Declare new functions.
10999 * object.h (Sized_relobj::symbol_count): New function.
11000 * script-sections.cc
11001 (Output_section_element_dot_assignment::set_section_addresses):
11002 Change Output_data_fixed_space to Output_data_zero_fill.
11003 (Output_data_expression::do_print_to_mapfile): New function.
11004 * script.cc (read_input_script): Add mapfile parameter. Change
11006 * script.h (read_input_script): Update declaration.
11007 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
11008 (Eh_frame::do_print_to_mapfile): New function.
11009 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
11010 (Output_merge_string::do_print_to_mapfile): New function.
11011 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
11013 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
11015 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
11017 * Makefile.am (CCFILES): Add mapfile.cc.
11018 (HFILES): Add mapfile.h.
11019 * Makefile.in: Rebuild.
11021 2008-05-19 Ian Lance Taylor <iant@google.com>
11023 * options.h (class General_options): Add -z relro.
11024 * layout.cc (Layout::Layout): Initialize relro_segment_.
11025 (Layout::add_output_section_data): Return the output section.
11026 (Layout::make_output_section): Rcognize relro sections and mark
11027 them appropriately.
11028 (Layout::attach_allocated_section_to_segment): Put relro sections
11029 in a PT_GNU_RELRO segment.
11030 (Layout::create_initial_dynamic_sections): Mark the .dynamic
11032 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
11034 (Layout::linkonce_mapping): Map d.rel.ro.local to
11035 .data.rel.ro.local.
11036 (Layout::output_section_name): Us .data.rel.ro.local for any
11037 section which begins with that.
11038 * layout.h (class Layout): Update add_output_section_data
11039 declaration. Add relro_segment_ field.
11040 * output.cc (Output_section::Output_section): Initialize is_relro_
11041 and is_relro_local_ fields.
11042 (Output_segment::add_output_section): Group relro sections.
11043 (Output_segment::is_first_section_relro): New function.
11044 (Output_segment::maximum_alignment): If there is a relro section,
11045 align the segment to the common page size.
11046 (Output_segment::set_section_addresses): Track whether we are
11047 looking at relro sections. If the last section is a relro
11048 section, align to the common page size.
11049 (Output_segment::set_section_list_addresses): Add in_relro
11050 parameter. Change all callers. Align to the page size when
11051 moving from relro to non-relro section.
11052 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
11054 * output.h (class Output_section): Add is_relro_ and
11055 is_relro_local_ fields.
11056 (Output_section::is_relro): New function.
11057 (Output_section::set_is_relro): New function.
11058 (Output_section::is_relro_local): New function.
11059 (Output_section::set_is_relro_local): New function.
11060 (class Output_segment): Update declarations.
11061 * i386.cc (Target_i386::got_section): Mark .got section as relro.
11062 * sparc.cc (Target_sparc::got_section): Likewise.
11063 * x86_64.cc (Target_x86_64::got_section): Likewise.
11064 * testsuite/relro_test_main.cc: New file.
11065 * testsuite/relro_test.cc: New file.
11066 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
11067 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
11068 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
11069 (relro_test.so, relro_test_pic.o): New targets.
11070 * testsuite/Makefile.in: Rebuild.
11072 2008-05-16 Ian Lance Taylor <iant@google.com>
11074 * output.cc (Output_segment::add_output_section): Remove front
11076 * output.h (class Output_segment): Remove
11077 add_initial_output_section and overloaded add_output_section.
11078 Update declaration of remaining add_output_section.
11079 * layout.cc (Layout::create_interp): Call add_output_section
11080 rather than add_initial_output_section.
11081 (Layout::finish_dynamic_section): Likewise.
11083 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
11084 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
11085 know the dynamic type.
11086 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
11087 field. Initialize it in constructor.
11088 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
11089 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
11090 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
11093 * output.cc (Output_reloc::get_address): Change return type to
11095 * output.h (class Output_reloc): Update get_address declaration.
11096 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
11097 for section addresses.
11099 2008-05-09 Ian Lance Taylor <iant@google.com>
11102 * gold.cc (gold_nomem): Use return value of write.
11104 2008-05-08 Ian Lance Taylor <iant@google.com>
11106 * symtab.c (Symbol::init_base_output_data): Add version
11107 parameter. Change all callers.
11108 (Symbol::init_base_output_segment): Likewise.
11109 (Symbol::init_base_constant): Likewise.
11110 (Symbol::init_base_undefined): Likewise.
11111 (Sized_symbol::init_output_data): Likewise.
11112 (Sized_symbol::init_output_segment): Likewise.
11113 (Sized_symbol::init_constant): Likewise.
11114 (Sized_symbol::init_undefined): Likewise.
11115 (Symbol_table::do_define_in_output_data): If the new symbol has a
11116 version, mark it as the default.
11117 (Symbol_table::do_define_in_output_segment): Likewise.
11118 (Symbol_table::do_define_as_constant): Likewise.
11119 * symtab.h (class Symbol): Update declarations.
11120 (class Sized_symbol): Likewise.
11121 * resolve.cc (Symbol::override_version): New function.
11122 (Symbol::override_base): Call override_version.
11123 (Symbol::override_base_with_special): Likewise.
11124 * testsuite/ver_script_8.script: New file.
11125 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
11126 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
11127 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
11128 (ver_test_8_1.so, ver_test_8_2.so): New targets.
11130 2008-05-06 Ian Lance Taylor <iant@google.com>
11133 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
11135 (class General_options): Remove existing --undefined, and add
11136 --no-undefined instead. Add new --undefined as synonym for -u.
11137 * archive.cc (Archive::add_symbols): Check whether symbol was
11139 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
11140 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
11141 all uses. Add IS_UNDEFINED. Update declarations to split
11142 different versions of init_base. Declare init_base_undefined.
11143 (Symbol::is_defined): Handle IS_UNDEFINED.
11144 (Symbol::is_undefined): Likewise.
11145 (Symbol::is_weak_undefined): Call is_undefined.
11146 (Symbol::is_absolute): Handle IS_CONSTANT.
11147 (class Sized_symbol): Update declarations to split different
11148 versions of init. Declare init_undefined.
11149 (class Symbol_table): Declare new functions.
11150 * symtab.cc (Symbol::init_base_object): Rename from init_base.
11151 Change all callers.
11152 (Symbol::init_base_output_data): Likewise.
11153 (Symbol::init_base_output_segment): Likewise.
11154 (Symbol::init_base_constant): Likewise.
11155 (Symbol::init_base_undefined): New function.
11156 (Sized_symbol::init_object): Rename from init. Change all
11158 (Sized_symbol::init_output_data): Likewise.
11159 (Sized_symbol::init_output_segment): Likewise.
11160 (Sized_symbol::init_constant): Likewise.
11161 (Sized_symbol::init_undefined): New function.
11162 (Symbol_table::add_undefined_symbols_from_command_line): New
11164 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11166 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11167 (Symbol::output_section): Likewise.
11168 (Symbol::set_output_section): Likewise.
11169 (Symbol_table::sized_finalize_symbol): Likewise.
11170 (Symbol_table::sized_write_globals): Likewise.
11171 * resolve.cc (Symbol_table::should_override): Likewise.
11172 (Symbol::override_base_with_special): Likewise.
11174 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11175 symbol, change it to have default visibility.
11176 * testsuite/protected_1.cc: New file.
11177 * testsuite/protected_2.cc: New file.
11178 * testsuite/protected_3.cc: New file.
11179 * testsuite/protected_main_1.cc: New file.
11180 * testsuite/protected_main_2.cc: New file.
11181 * testsuite/protected_main_3.cc: New file.
11182 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11183 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11184 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11185 (protected_1.so): New target.
11186 (protected_1_pic.o, protected_2_pic.o): New targets.
11187 (protected_3_pic.o): New target.
11188 (check_PROGRAMS): Add protected_2.
11189 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11190 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11191 * testsuite/Makefile.in: Rebuild.
11193 * options.h (DEFINE_var): Add set_user_set_##varname__.
11194 (DEFINE_bool_alias): New macro.
11195 (class General_options): Define -Bstatic using DEFINE_bool_alias
11196 rather than DEFINE_special. Add --undefined as an alias for -z
11198 * options.cc (General_options::parse_Bstatic): Remove.
11200 * options.h (class General_options): Add --fatal-warnings.
11201 * main.cc (main): Implement --fatal-warnings.
11202 * errors.h (Errors::warning_count): New function.
11204 * options.h (class General_options): Add -Bsymbolic-functions.
11205 * symtab.h (Symbol::is_preemptible): Check for
11206 -Bsymbolic-functions.
11208 2008-05-05 Ian Lance Taylor <iant@google.com>
11210 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11211 as noVARNAME rather than no-VARNAME.
11212 (class General_options): Add option -z combreloc.
11213 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11215 (Output_reloc::sort_before) [SHT_REL]: New function.
11216 (Output_reloc::sort_before) [SHT_RELA]: New function.
11217 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11218 Sort_relocs_comparison.
11219 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11220 parameter. Change all callers.
11221 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11222 sort_relocs parameter. Change all callers.
11223 * output.cc (Output_reloc::get_address): New function, broken out
11225 (Output_reloc::write_rel): Call it.
11226 (Output_reloc::compare): New function.
11227 (Output_data_reloc_base::do_write): Optionally sort relocs.
11229 * configure.ac: If targ_extra_obj is set, link it in.
11230 * configure.tgt: Initialize all variables.
11231 (x86_64*): Set targ_extra_obj and targ_extra_size.
11232 * configure: Rebuild.
11234 * object.cc (Sized_relobj::include_section_group): Adjust section
11235 indexes read from group data. Build vector to pass to
11237 * layout.cc (Layout::layout_group): Add flags and shndxes
11238 parameters. Remove contents parameter. Change caller. Update
11239 explicit instantiations.
11240 * layout.h (class Layout): Update layout_group declaration.
11241 * output.cc (Output_data_group::Output_data_group): Add flags and
11242 input_shndxes parameters. Remove contents parameter. Change
11244 (Output_data_group::do_write): Change input_sections_ to
11246 * output.h (class Output_data_group): Update constructor
11247 declaration. Rename input_sections_ to input_shndxes_.
11248 * testsuite/many_sections_test.cc: Add template.
11250 2008-04-30 Cary Coutant <ccoutant@google.com>
11252 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11254 * layout.cc (Layout::include_section): Refactored check for debug
11256 (Layout::add_comdat): Add new parameters. Change type
11257 of signature parameter. Add object and shndx to signatures table.
11258 (Layout::find_kept_object): New function.
11259 * layout.h: Include <cstring>.
11260 (Layout::is_debug_info_section): New function.
11261 (Layout::add_comdat): Add new parameters.
11262 (Layout::find_kept_object): New function.
11263 (Layout::Kept_section): New struct.
11264 (Layout::Signatures): Change type of map range.
11265 * object.cc (Relobj::output_section_address): New function.
11266 (Sized_relobj::include_section_group): Add new parameters. Change
11267 calls to Layout::add_comdat. Change to build table of kept comdat
11268 groups and table mapping discarded sections to kept sections.
11269 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11270 (Sized_relobj::do_layout): Change calls to include_section_group and
11271 include_linkonce_section.
11272 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11273 value to zero when section is discarded.
11274 (Sized_relobj::map_to_kept_section): New function.
11275 * object.h (Relobj::output_section_address): New function.
11276 (Relobj::Comdat_group): New type.
11277 (Relobj::find_comdat_group): New function.
11278 (Relobj::Comdat_group_table): New type.
11279 (Relobj::Kept_comdat_section): New type.
11280 (Relobj::Kept_comdat_section_table): New type.
11281 (Relobj::add_comdat_group): New function.
11282 (Relobj::set_kept_comdat_section): New function.
11283 (Relobj::get_kept_comdat_section): New function.
11284 (Relobj::comdat_groups_): New field.
11285 (Relobj::kept_comdat_sections_): New field.
11286 (Symbol_value::input_value): Update comment.
11287 (Sized_relobj::map_to_kept_section) New function.
11288 (Sized_relobj::include_linkonce_section): Add new parameter.
11289 * target-reloc.h (Comdat_behavior): New type.
11290 (get_comdat_behavior): New function.
11291 (relocate_section): Add code to map a discarded section to the
11292 corresponding kept section when applying a relocation.
11294 2008-04-30 Craig Silverstein <csilvers@google.com>
11296 * dwarf_reader.cc (next_generation_count): New static var.
11297 (Addr2line_cache_entry): New struct.
11298 (addr2line_cache): New static var.
11299 (Dwarf_line_info::one_addr2line): Added caching.
11300 (Dwarf_line_info::clear_addr2line_cache): New function.
11301 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11302 cache-size parameter.
11303 (Dwarf_line_info::one_addr2line_cache): New function.
11304 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11305 new cache-size argument to one_addr2line(), and clear cache.
11307 2008-04-28 Cary Coutant <ccoutant@google.com>
11309 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11310 R_386_PC8 relocations.
11312 2008-04-23 Ian Lance Taylor <iant@google.com>
11314 * object.cc (Sized_relobj::include_section_group): Check for
11315 invalid section group.
11317 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11320 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11321 than read for file header.
11322 * archive.cc (Archive::include_member): Likewise.
11324 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11326 * aclocal.m4: Regenerate.
11327 * configure: Regenerate.
11329 2008-04-19 Ian Lance Taylor <iant@google.com>
11331 * version.cc (version_string): Bump to 1.6.
11333 * testsuite/Makefile.am (many_sections_r_test): New target.
11334 (many_sections_r_test_SOURCES): Remove.
11335 (many_sections_r_test_DEPENDENCIES): Remove.
11336 (many_sections_r_test_LDFLAGS): Remove.
11337 (many_sections_r_test_LDADD): Remove.
11339 * object.cc (Sized_relobj::do_add_symbols): Always pass
11340 local_symbol_count_ to add_from_relobj.
11342 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11343 every thousand variables.
11344 * testsuite/Makefile.in: Rebuild.
11346 * object.cc (Xindex::initialize_symtab_xindex): New function.
11347 (Xindex::read_symtab_xindex): New function.
11348 (Xindex::sym_xindex_to_shndx): New function.
11349 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11351 (Sized_relobj::do_initialize_xindex): New function.
11352 (Sized_relobj::do_read_symbols): Adjust section links.
11353 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11354 parameter. Change all callers.
11355 (Sized_relobj::include_section_group): Adjust section links and
11356 symbol section indexes.
11357 (Sized_relobj::do_layout): Adjust section links.
11358 (Sized_relobj::do_count_local_symbols): Adjust section links and
11359 symbol section indexes.
11360 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11361 ordinary and special symbols.
11362 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11363 dynsym_xindex parameters. Change all callers. Adjust section
11364 links. Use SHN_XINDEX when needed.
11365 (Sized_relobj::get_symbol_location_info): Adjust section links.
11366 Don't get fooled by special symbols.
11367 * object.h (class Xindex): Define.
11368 (class Object): Add xindex_ parameter. Declare virtual functoin
11369 do_initialize_xindex.
11370 (Object::adjust_sym_shndx): New function.
11371 (Object::set_xindex): New protected function.
11372 (class Symbol_value): Add is_ordinary_shndx_ field.
11373 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11374 (Symbol_value::value): Assert ordinary section.
11375 (Symbol_value::initialize_input_to_output_map): Likewise.
11376 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11377 Change all callers.
11378 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11380 (class Sized_relobj): Update declarations.
11381 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11382 parameter. Change all callers.
11383 (Sized_relobj::adjust_shndx): New function.
11384 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11386 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11387 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11388 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11389 (Sized_dynobj::read_dynsym_section): Adjust section links.
11390 (Sized_dynobj::read_dynamic): Likewise.
11391 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11393 (Sized_dynobj::do_initialize_xindex): New function.
11394 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11395 do_initialize_xindex.
11396 (Sized_dynobj::adjust_shndx): New function.
11397 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11398 dynsym_xindex_ fields.
11399 (Layout::finalize): Add a call to set_section_indexes before
11400 creating the symtab sections.
11401 (Layout::set_section_indexes): Don't do anything if the section
11402 already has a section index.
11403 (Layout::create_symtab_sections): Add shnum parameter. Change
11404 caller. Create .symtab_shndx section if needed.
11405 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11407 (Layout::allocated_output_section_count): New function.
11408 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11410 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11411 fields. Update declarations.
11412 (Layout::symtab_xindex): New function.
11413 (Layout::dynsym_xindex): New function.
11414 (class Write_symbols_task): Add layout_ field.
11415 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11417 * output.cc (Output_section_headers::Output_section_headers): Add
11418 shstrtab_section parameter. Change all callers.
11419 (Output_section_headers::do_sized_write): Store overflow values
11420 for section count and section string table section index in
11421 section header zero.
11422 (Output_file_header::do_sized_write): Check for overflow of
11423 section count and section string table section index.
11424 (Output_symtab_xindex::do_write): New function.
11425 (Output_symtab_xindex::endian_do_write): New function.
11426 * output.h (class Output_section_headers): Add shstrtab_section_.
11427 Update declarations.
11428 (class Output_symtab_xindex): Define.
11429 (Output_section::has_out_shndx): New function.
11430 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11432 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11433 Change all callers.
11434 (Sized_symbol::init): Likewise.
11435 (Symbol::output_section): Check for ordinary symbol.
11436 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11437 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11439 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11440 Change all callers. Simplify handling of symbols from sections
11441 not included in the link.
11442 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11444 (Weak_alias_sorter::operator()): Assert that symbols are
11446 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11448 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11449 parameters. Change all callers.
11450 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11451 symbol distinction. Use SHN_XINDEX when needed.
11452 (Symbol_table::write_section_symbol): Add symtab_xindex
11453 parameter. Change all callers.
11454 (Symbol_table::sized_write_section_symbol): Likewise. Use
11455 SHN_XINDEX when needed.
11456 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11458 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11459 (Symbol::is_defined): Check is_ordinary.
11460 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11461 (Symbol::is_absolute, Symbol::is_common): Likewise.
11462 (class Sized_symbol): Update declarations.
11463 (class Symbol_table): Update declarations.
11464 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11465 parameters. Change all callers.
11466 (Sized_symbol::override): Likewise.
11467 (Symbol_table::override): Likewise.
11468 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11469 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11470 is_ordinary, and orig_st_shndx parameters. Change all callers.
11471 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11472 to be in an ordinary section.
11473 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11474 object and is_ordinary parameters. Change all callers.
11475 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11476 Change all callers. Don't add undefined or non-ordinary symbols
11478 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11479 Change all callers.
11480 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11482 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11483 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11484 (Sized_relobj::relocate_sections): Likewise.
11485 * target-reloc.h (scan_relocs): Adjust section symbol index.
11486 (scan_relocatable_relocs): Likewise.
11487 * i386.cc (Scan::local): Check for ordinary symbols.
11488 * sparc.cc (Scan::local): Likewise.
11489 * x86_64.cc (Scan::local): Likewise.
11490 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11491 to symbol_section_and_value.
11492 * testsuite/many_sections_test.cc: New file.
11493 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11494 (check_PROGRAMS): Add many_sections_test.
11495 (many_sections_test_SOURCES): Define.
11496 (many_sections_test_DEPENDENCIES): Define.
11497 (many_sections_test_LDFLAGS): Define.
11498 (BUILT_SOURCES): Add many_sections_define.h.
11499 (many_sections_define.h): New target.
11500 (BUILT_SOURCES): Add many_sections_check.h.
11501 (many_sections_check.h): New target.
11502 (check_PROGRAMS): Add many_sections_r_test.
11503 (many_sections_r_test_SOURCES): Define.
11504 (many_sections_r_test_DEPENDENCIES): Define.
11505 (many_sections_r_test_LDFLAGS): Define.
11506 (many_sections_r_test_LDADD): Define.
11507 (many_sections_r_test.o): New target.
11508 * testsuite/Makefile.in: Rebuild.
11510 2008-04-17 Cary Coutant <ccoutant@google.com>
11512 * errors.cc (Errors::info): New function.
11513 (gold_info): New function.
11514 * errors.h (Errors::info): New function.
11515 * gold.h (gold_info): New function.
11516 * object.cc (Input_objects::add_object): Print trace output.
11517 * options.cc (options::parse_set): New function.
11518 (General_options::parse_wrap): Deleted.
11519 (General_options::General_options): Deleted initializer.
11520 * options.h (options::String_set): New typedef.
11521 (options::parse_set): New function.
11522 (DEFINE_set): New macro.
11523 (General_options::wrap): Changed to use DEFINE_set. Changed
11524 callers of any_wrap_symbols and is_wrap_symbol.
11525 (General_options::trace, General_options::trace_symbol):
11527 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11528 (General_options::wrap_symbols_): Deleted.
11529 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11531 2008-04-17 David S. Miller <davem@davemloft.net>
11533 * options.cc (General_options::parse_V): New function.
11534 * options.h: Add entries for -V and -Qy.
11536 2008-04-17 Ian Lance Taylor <iant@google.com>
11538 * common.cc (Symbol_table::allocate_commons): Remove options
11539 parameter. Change caller.
11540 (Symbol_table::do_allocate_commons): Remove options parameter.
11541 Change caller. Just call do_allocate_commons_list twice.
11542 (Symbol_table::do_allocate_commons_list): New function, broken out
11543 of do_allocate_commons.
11544 * common.h (class Allocate_commons_task): Remove options_ field.
11545 Update constructor.
11546 * symtab.cc (Symbol_table::Symbol_table): Initialize
11548 (Symbol_table::add_from_object): Put TLS common symbols on
11550 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11551 which are IN_OUTPUT_DATA.
11552 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11553 allocate_commons and do_allocate_commons declarations. Declare
11554 do_allocate_commons_list.
11555 * gold.cc (queue_middle_tasks): Update creation of
11556 Allocate_commons_task to not pass options.
11557 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11558 (TLS_TEST_C_FLAGS): New variable.
11559 (tls_test_c_pic.o): New target.
11560 (tls_test_shared.so): Link in tls_test_c_pic.o.
11561 (tls_test_c_pic_ie.o): New target.
11562 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11563 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11564 (tls_test_c.o): New target.
11565 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11566 (tls_pic_test_LDADD): Likewise.
11567 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11568 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11569 (tls_test_c_gnu2.o): New target.
11570 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11572 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11573 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11574 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11575 * testsuite/tls_test.cc: Include "config.h".
11576 (t_last): Call t11_last.
11577 * testsuite/tls_test.h (t11, t11_last): Declare.
11578 * testsuite/tls_test_c.c: New file.
11579 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11580 * configure.ac: Check for OpenMP support.
11581 * configure, config.in, Makefile.in: Rebuild.
11582 * testsuite/Makefile.in: Rebuild.
11584 2008-04-16 Cary Coutant <ccoutant@google.com>
11586 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11587 (Target_i386::tls_base_symbol_defined_): New field.
11588 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11589 (Target_i386::Scan::global): Likewise.
11590 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11591 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11592 (Target_x86_64::tls_base_symbol_defined_): New field.
11593 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11594 (Target_x86_64::Scan::global): Likewise.
11596 2008-04-16 Cary Coutant <ccoutant@google.com>
11598 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11599 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11600 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11601 building shared libraries.
11602 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11603 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11604 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11605 * testsuite/Makefile.in: Rebuild.
11606 * testsuite/weak_undef.h: New file.
11607 * testsuite/weak_undef_file1.cc: Add extra test cases.
11608 * testsuite/weak_undef_file2.cc: Likewise.
11609 * testsuite/weak_undef_test.cc: Likewise.
11611 2008-04-16 David S. Miller <davem@davemloft.net>
11613 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11614 Add issued_non_pic_error_ field. Declare check_non_pic.
11615 (Target_sparc::Scan::check_non_pic): New function.
11616 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11617 (Target_sparc::Scan::global): Likewise.
11619 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11620 * configure: Rebuild.
11622 * options.h (DEFINE_enable): New macro.
11623 (new_dtags): New enable option.
11624 (initfirst, interpose, loadfltr, nodefaultlib,
11625 nodelete, nodlopen, nodump): New -z options.
11626 * layout.cc (Layout:finish_dynamic_section): If new
11627 dtags enabled, emit DT_RUNPATH. Also, emit a
11628 DT_FLAGS_1 containing any specified -z flags.
11630 2008-04-16 Ian Lance Taylor <iant@google.com>
11632 * copy-relocs.cc: New file.
11633 * copy-relocs.h: New file.
11634 * reloc.cc: Remove Copy_relocs code.
11635 * reloc.h: Likewise.
11636 * reloc-types.h (struct Reloc_types) [both versions]: Add
11637 get_reloc_addend_noerror.
11638 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11639 variants of add_global which take an addend which must be zero.
11640 * i386.cc: Include "copy-relocs.h".
11641 (class Target_i386): Change type of copy_relocs_ to variable,
11642 update initializer.
11643 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11644 Change all callers.
11645 (Target_i386::do_finalize_sections): Change handling of
11647 * sparc.cc: Include "copy-relocs.h".
11648 (class Target_sparc): Change type of copy_relocs_ to variable,
11649 update initializer.
11650 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11651 Change all callers.
11652 (Target_sparc::do_finalize_sections): Change handling of
11654 * x86_64.cc: Include "copy-relocs.h".
11655 (class Target_x86_64): Change type of copy_relocs_ to variable,
11656 update initializer.
11657 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11658 class. Change all callers.
11659 (Target_x86_64::do_finalize_sections): Change handling of
11661 * Makefile.am (CCFILES): Add copy-relocs.cc.
11662 (HFILES): Add copy-relocs.h.
11664 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11666 * testsuite/script_test_4.sh: Permit leading zeroes.
11668 2008-04-15 Ian Lance Taylor <iant@google.com>
11670 * script-sections.cc (Script_sections::create_segments): Use
11671 header_size_adjustment even when there is enough room for the
11673 * testsuite/script_test_4.sh: New file.
11674 * testsuite/script_test_4.t: New file.
11675 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11676 (check_DATA): Add script_test_4.stdout.
11677 (MOSTLYCLEANFILES): Likewise.
11678 (script_test_4): New target.
11679 (script_test_4.stdout): New target.
11680 * testsuite/Makefile.in: Rebuild.
11682 * sparc.cc: Add definitions for Output_data_plt_sparc class
11685 2008-04-14 David S. Miller <davem@davemloft.net>
11687 * sparc.cc: New file.
11688 * Makefile.am (TARGETSOURCES): Add sparc.cc
11689 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11690 * configure.tgt: Document targ_extra_size and
11691 targ_extra_big_endian. Add entries for sparc-* and
11693 * configure.ac: Handle targ_extra_size and
11694 targ_extra_big_endian.
11695 * Makefile.in: Rebuild.
11696 * configure: Likewise.
11697 * po/POTFILES.in: Likewise.
11698 * po/gold.pot: Likewise.
11700 2008-04-14 Ian Lance Taylor <iant@google.com>
11702 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11703 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11704 in the name/type/flags to section mapping. Don't call
11705 allocate_output_section.
11706 (Layout::choose_output_section): Change parameter from adjust_name
11707 to is_input_section. Don't permit input sections after sections
11708 are attached to segments. Don't call allocate_output_section.
11709 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11710 not write_enable_output_section.
11711 (Layout::make_output_section): Don't push to
11712 unattached_section_list_ nor call attach_to_segment. Call
11713 attach_section_to_segment if sections are attached.
11714 (Layout::attach_sections_to_segments): New function.
11715 (Layout::attach_section_to_segment): New function.
11716 (Layout::attach_allocated_section_to_segment): Rename from
11717 attach_to_segment. Remove flags parameter.
11718 (Layout::allocate_output_section): Remove function.
11719 (Layout::write_enable_output_section): Remove function.
11720 * layout.h (class Layout): Update for above changes. Add new
11721 field sections_are_attached_.
11722 * output.h (Output_section::update_flags_for_input_section): New
11724 * output.cc (Output_section::add_input_section): Call
11725 update_flags_for_input_section.
11726 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11728 2008-04-11 Cary Coutant <ccoutant@google.com>
11730 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11731 thought unnecessary.
11732 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11734 2008-04-11 Ian Lance Taylor <iant@google.com>
11736 * output.h (class Output_section_data): Remove inline definition
11738 * output.cc (Output_section_data::set_addralign): New function.
11740 2008-04-11 Cary Coutant <ccoutant@google.com>
11742 Add support for TLS descriptors for i386 and x86_64.
11743 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11744 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11745 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11747 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11748 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11749 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11751 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11752 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11753 Fix problem with initial-exec relocations.
11754 (Target_i386::Relocate::relocate_tls): Likewise.
11755 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11757 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11758 support for section-plus-offset dynamic table entries.
11759 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11760 (Output_data_dynamic::Dynamic_entry): Add support for
11761 section-plus-offset dynamic table entries.
11762 (Output_data_dynamic::Classification): Likewise.
11763 (Output_data_dynamic::classification_): Renamed offset_.
11764 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11765 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11766 (Target_x86_64::make_plt_section): New function.
11767 (Target_x86_64::reserve_tlsdesc_entries): New function.
11768 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11769 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11770 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11771 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11772 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11773 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11774 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11775 add extra PLT entry for TLS descriptors.
11776 (Output_data_plt_x86_64::got_): New field.
11777 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11778 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11780 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11782 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11783 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11784 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11785 R_386_TLS_DESC_CALL relocations.
11786 (Target_x86_64::Scan::global): Likewise.
11787 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11788 for TLS descriptors.
11789 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11790 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11791 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11792 GD-to-IE relaxation.
11793 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11794 and TLS_DESCRIPTORS.
11795 * Makefile.in: Rebuild.
11796 * configure: Rebuild.
11797 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11798 (tls_test_shared2.so): New target.
11799 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11800 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11801 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11802 (tls_shared_gd_to_ie_test_LDADD): New variable.
11803 (tls_shared_gnu2_gd_to_ie_test): New target.
11804 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11806 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11807 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11808 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11809 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11810 (tls_shared_gnu2_test): New target.
11811 (tls_test_gnu2_shared.so): New target.
11812 (tls_shared_gnu2_test_SOURCES): New variable.
11813 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11814 (tls_shared_gnu2_test_LDFLAGS): New variable.
11815 (tls_shared_gnu2_test_LDADD): New variable.
11816 * testsuite/Makefile.in: Rebuild.
11817 * testsuite/Makefile.
11819 2008-04-11 Ian Lance Taylor <iant@google.com>
11821 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11823 * testsuite/Makefile.in: Rebuild.
11825 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11827 * testsuite/script_test_2.cc (main): Adjust test.
11829 2008-04-11 David S. Miller <davem@davemloft.net>
11830 Ian Lance Taylor <iant@google.com>
11832 * options.h (General_options): Add entries for '-Y' and
11834 * options.cc (General_options:finalize): If -Y was used, add those
11835 entries to the library path instead of the default "/lib" and
11838 2008-04-11 David S. Miller <davem@davemloft.net>
11840 * testsuite/justsyms.t: Start at 0x100.
11841 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
11842 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11844 * testsuite/script_test_2.cc: Adjust string and section length
11847 2008-04-09 Ian Lance Taylor <iant@google.com>
11850 * script-sections.cc (Sections_element::allocate_to_segment): Add
11852 (Output_section_definition::allocate_to_segment): Likewise.
11853 (Orphan_output_section::allocate_to_segment): Likewise.
11854 (Script_sections::attach_sections_using_phdrs_clause): Don't
11855 propagate non-PT_LOAD segments to orphan sections.
11856 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11857 readelf rather than objdump.
11858 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11859 .interp section and PT_INTERP segment are the same size.
11860 * testsuite/Makefile.in: Rebuild.
11862 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11863 aliases for symbols defined in the same object.
11864 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11865 (weak_alias_test_SOURCES): New variable.
11866 (weak_alias_test_DEPENDENCIES): New variable.
11867 (weak_alias_test_LDFLAGS): New variable.
11868 (weak_alias_test_LDADD): New variable.
11869 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11870 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11871 (weak_alias_test_3.o): New target.
11872 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11873 * testsuite/weak_alias_test_main.cc: New file.
11874 * testsuite/weak_alias_test_1.cc: New file.
11875 * testsuite/weak_alias_test_2.cc: New file.
11876 * testsuite/weak_alias_test_3.cc: New file.
11878 2008-04-08 Ian Lance Taylor <iant@google.com>
11880 * options.h (class General_options): Add --noinhibit-exec option.
11881 * main.cc (main): Check --noinhibit-exec.
11883 * options.h (class General_options): Define --wrap as a special
11884 option. Add wrap_symbols_ field.
11885 (General_options::any_wrap_symbols): New function.
11886 (General_options::is_wrap_symbol): New function.
11887 * options.cc (General_options::parse_wrap): New function.
11888 (General_options::General_options): Initialize wrap_symbols_.
11889 * symtab.cc (Symbol_table::wrap_symbol): New function.
11890 (Symbol_table::add_from_object): Handle --wrap.
11891 * symtab.h (class Symbol_table): Declare wrap_symbol.
11892 * target.h (Target::wrap_char): New function.
11893 (Target::Target_info): Add wrap_char field.
11894 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11895 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11896 * testsuite/testfile.cc (Target_test::test_target_info):
11899 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11902 * layout.h (class Layout): Add added_eh_frame_data_ field.
11903 * layout.cc (Layout::Layout): Initialize new field.
11904 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11905 output section until we find a section we merged successfully.
11906 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11907 that the size be non-zero.
11909 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11912 2008-04-08 Craig Silverstein <csilvers@google.com>
11914 * configure.ac: Export new conditional variable HAVE_ZLIB.
11915 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11917 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11918 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11920 2008-04-07 Ian Lance Taylor <iant@google.com>
11922 * version.cc (version_string): Set to "1.5".
11924 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11925 Add issued_non_pic_error_ field. Declare check_non_pic.
11926 (Target_x86_64::Scan::check_non_pic): New function.
11927 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11928 (Target_x86_64::Scan::global): Likewise.
11930 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11931 addend parameter. Change caller. Handle merge sections.
11932 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11933 Address to Addend. Don't add in the result of
11934 local_section_offset, pass down the addend and use the returned
11936 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11937 Update declarations of local_section_offset and symbol_value.
11938 * testsuite/two_file_test_1.cc (t18): New function.
11939 * testsuite/two_file_test_2.cc (f18): New function.
11940 * testsuite/two_file_test_main.cc (main): Call t18.
11941 * testsuite/two_file_test.h (t18, f18): Declare.
11943 * configure.ac: Don't test for objdump, c++filt, or readelf.
11944 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11946 (TEST_READELF): New variable.
11947 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11948 (check_PROGRAMS): Add two_file_strip_test.
11949 (two_file_strip_test): New target.
11950 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11951 (two_file_same_shared_strip_test_SOURCES): New variable.
11952 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11953 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11954 (two_file_same_shared_strip_test_LDADD): New variable.
11955 (two_file_shared_strip.so): New target.
11956 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11957 (ver_test_5.syms, ver_test_7.syms): Likewise.
11958 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11959 (strip_test_3.stdout): Use TEST_OBJDUMP.
11960 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11962 2008-04-04 Cary Coutant <ccoutant@google.com>
11964 * symtab.h (Symbol::is_weak_undefined): New function.
11965 (Symbol::is_strong_undefined): New function.
11966 (Symbol::is_absolute): New function.
11967 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11968 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11970 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11971 (weak_undef_test): New target.
11972 * testsuite/Makefile.in: Rebuild.
11973 * testsuite/weak_undef_file1.cc: New file.
11974 * testsuite/weak_undef_file2.cc: New file.
11975 * testsuite/weak_undef_test.cc: New file.
11977 2008-04-03 Craig Silverstein <csilvers@google.com>
11979 * compressed_output.h (class Output_compressed_section): Use
11981 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11983 (zlib_compressed_suffix): Removed.
11984 (Output_compressed_section::set_final_data_size): Use unsigned
11986 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11987 Fix linker invocation.
11988 (flagstest_o_specialfile_and_compress_debug_sections):
11990 * testsuite/Makefile.in: Regenerated.
11992 2008-04-02 David S. Miller <davem@davemloft.net>
11994 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11995 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11997 2008-04-02 Craig Silverstein <csilvers@google.com>
12001 2008-04-02 Ian Lance Taylor <iant@google.com>
12003 * fileread.cc (File_read::find_view): Add byteshift and vshifted
12004 parameters. Update for new key type to views_. Change all
12006 (File_read::read): Adjust for byteshift in returned view.
12007 (File_read::add_view): New function, broken out of
12008 find_and_make_view.
12009 (File_read::make_view): New function, broken out of
12010 find_and_make_view.
12011 (File_read::find_or_make_view): Add offset and aligned
12012 parameters. Rewrite accordingly. Change all callers.
12013 (File_read::get_view): Add offset and aligned parameters. Adjust
12014 for byteshift in return value.
12015 (File_read::get_lasting_view): Likewise.
12016 * fileread.h (class File_read): Update declarations.
12017 (class File_read::View): Add byteshift_ field. Add byteshift to
12018 constructor. Add byteshift method.
12019 * archive.h (Archive::clear_uncached_views): New function.
12020 (Archive::get_view): Add aligned parameter. Change all callers.
12021 * object.h (Object::get_view): Add aligned parameter. Change all
12023 (Object::get_lasting_view): Likewise.
12025 * fileread.cc (File_read::release): Don't call clear_views if
12026 there are multiple objects.
12027 * fileread.h (File_read::clear_uncached_views): New function.
12028 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
12031 2008-03-31 Cary Coutant <ccoutant@google.com>
12033 Add thin archive support.
12034 * archive.cc (Archive::armagt): New const.
12035 (Archive::setup): Remove task parameter and calls to unlock.
12036 (Archive::unlock_nested_archives): New function.
12037 (Archive::read_header): Add nested_off parameter. Change
12039 (Archive::interpret_header): Likewise.
12040 (Archive::include_all_members): Change to handle thin
12042 (Archive::include_member): Likewise.
12043 * archive.h (Archive::Archive): Add new parameters and
12045 (Archive::armagt): New const.
12046 (Archive::setup): Remove task parameter.
12047 (Archive::unlock_nested_archives): New function.
12048 (Archive::read_header): Add nested_off parameter.
12049 (Archive::interpret_header): Likewise.
12050 (Archive::Nested_archive_table): New typedef.
12051 (Archive::is_thin_archive_): New field.
12052 (Archive::nested_archives_): New field.
12053 (Archive::options_): New field.
12054 (Archive::dirpath_): New field.
12055 (Archive::task_): New field.
12056 * readsyms.cc (Read_symbols::do_read_symbols): Add check
12057 for thin archives. Pass additional parameters to
12058 Archive::Archive. Unlock the archive file after calling
12061 2008-03-29 Ian Lance Taylor <iant@google.com>
12063 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
12064 version symbol to be local.
12065 * testsuite/ver_test_4.sh: New file.
12066 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
12067 (check_DATA): Add ver_test_4.syms.
12068 (ver_test_4.syms): New target.
12069 * testsuite/Makefile.in: Rebuild.
12072 (Output_section::Input_section_sort_entry::has_priority): New
12074 (Output_section::Input_section_sort_entry::match_file_name): New
12076 (Output_section::Input_section_sort_entry::match_section_name):
12078 (Output_section::Input_section_sort_entry::match_section_name_prefix):
12080 (Output_section::Input_section_sort_entry::match_section_file):
12082 (Output_section::Input_section_sort_compare::operator()): Rewrite
12083 using new Input_section_sort_entry functions. Sort crtbegin and
12084 crtend first. Sort sections with no priority before sections with
12086 * testsuite/initpri1.c (d3): Check j != 4.
12087 (cd5): New constructor/destructor function.
12088 (main): Check j != 2.
12090 * symtab.cc (Symbol_table::add_from_object): If we don't use the
12091 new symbol when resolving, don't call set_is_default.
12092 * testsuite/ver_test_7.cc: New file.
12093 * testsuite/ver_test_7.sh: New file.
12094 * testsuite/Makefile.am (ver_test_7.so): New target.
12095 (ver_test_7.o): New target.
12096 (check_SCRIPTS): Add ver_test_7.sh.
12097 (check_DATA): Add ver_test_7.syms.
12098 (ver_test_7.syms): New target.
12100 2008-03-28 Ian Lance Taylor <iant@google.com>
12102 * layout.cc (Layout::layout): If we see an input section with a
12103 name that needs sorting, set the must_sort flag for the output
12105 (Layout::make_output_section): If the name of the output section
12106 indicates that it might require sorting, set the may_sort flag.
12107 * output.h (Output_section::may_sort_attached_input_sections): New
12109 (Output_section::set_may_sort_attached_input_sections): New
12111 (Output_section::must_sort_attached_input_sections): New
12113 (Output_section::set_must_sort_attached_input_sections): New
12115 (class Output_section): Declare Input_section_sort_entry. Define
12116 Input_section_sort_compare. Declare
12117 sort_attached_input_sections. Add new fields:
12118 may_sort_attached_input_sections_,
12119 must_sort_attached_input_sections_,
12120 attached_input_sections_are_sorted_.
12121 * output.cc (Output_section::Output_section): Initialize new
12123 (Output_section::add_input_section): Add an entry to
12124 input_sections_ if may_sort or must_sort are true.
12125 (Output_section::set_final_data_size): Call
12126 sort_attached_input_sections if necessary.
12127 (Output_section::Input_section_sort_entry): Define new class.
12128 (Output_section::Input_section_sort_compare::operator()): New
12130 (Output_section::sort_attached_input_sections): New function.
12131 * configure.ac: Check whether the compiler supports constructor
12132 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
12133 * testsuite/initpri1.c: New file.
12134 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
12135 CONSTRUCTOR_PRIORITY.
12136 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
12137 (initpri1_LDFLAGS): New variable.
12138 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12140 2008-03-27 Ian Lance Taylor <iant@google.com>
12142 * common.cc (Sort_commons::operator): Correct sorting algorithm.
12143 * testsuite/common_test_1.c: New file.
12144 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
12145 (common_test_1_SOURCES): New variable.
12146 (common_test_1_DEPENDENCIES): New variable.
12147 (common_test_1_LDFLAGS): New variable.
12149 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
12150 and commons_ correctly when NAME/VERSION does not override
12152 * testsuite/ver_test_6.c: New file.
12153 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
12154 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12155 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12157 2008-03-26 Ian Lance Taylor <iant@google.com>
12159 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12160 of an undefined symbol from a version script.
12161 * testsuite/Makefile.am (ver_test_5.so): New target.
12162 (ver_test_5.o): New target.
12163 (check_SCRIPTS): Add ver_test_5.sh.
12164 (check_DATA): Add ver_test_5.syms.
12165 (ver_test_5.syms): New target.
12166 * testsuite/ver_test_5.cc: New file.
12167 * testsuite/ver_test_5.script: New file.
12168 * testsuite/ver_test_5.sh: New file.
12169 * Makefile.in, testsuite/Makefile.in: Rebuild.
12172 Fix problems building gold with gcc 4.3.0.
12173 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12174 (gold_error_at_location, gold_warning_at_location): Use it.
12175 * configure.ac: Check whether we can compile and use a template
12176 function with a printf attribute.
12177 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12178 when jumping over bytes.
12179 * object.cc: Instantiate Object::read_section_data.
12180 * debug.h: Include <cstring>
12181 * dwarf_reader.cc: Include <algorithm>
12182 * main.cc: Include <cstring>.
12183 * options.cc: Include <cstring>.
12184 * output.cc: Include <cstring>.
12185 * script.cc: Include <cstring>.
12186 * script.h: Include <string>.
12187 * symtab.cc: Include <cstring> and <algorithm>.
12188 * target-select.cc: Include <cstring>.
12189 * version.cc: Include <string>.
12190 * testsuite/testmain.cc: Include <cstdlib>.
12191 * configure, config.in: Rebuild.
12193 2008-03-25 Ian Lance Taylor <iant@google.com>
12195 * options.cc: Include "../bfd/bfdver.h".
12196 (options::help): Print bug reporting address.
12198 * version.cc (print_version): Adjust output for current value of
12199 BFD_VERSION_STRING.
12203 * options.cc (options::help): Print list of supported targets.
12204 * target-select.h: Include <vector>.
12205 (class Target_selector): Make machine_, size_, and is_big_endian_
12206 fields const. Add bfd_name_ and instantiated_target_ fields.
12207 (Target_selector::Target_selector): Add bfd_name parameter.
12208 (Target_selector::recognize): Make non-virtual, call
12210 (Target_selector::recognize_by_name): Make non-virtual, call
12211 do_recognize_by_name.
12212 (Target_selector::supported_names): New function.
12213 (Target_selector::bfd_name): New function.
12214 (Target_selector::do_instantiate_target): New pure virtual
12216 (Target_selector::do_recognize): New virtual function.
12217 (Target_selector::do_recognize_by_name): New virtual function.
12218 (Target_selector::instantiate_target): New private function.
12219 (supported_target_names): Declare.
12220 * target-select.cc (Target_selector::Target_selector): Update for
12221 new parameter and fields.
12222 (select_target_by_name): Check that the name matches before
12223 calling recognize_by_name.
12224 (supported_target_names): New function.
12225 * i386.cc (class Target_selector_i386): Update Target_selector
12226 constructor call. Remove recognize and recognize_by_name. Add
12227 do_instantiate_target.
12228 * x86_64.cc (class Target_selector_x86_64): Likewise.
12229 * testsuite/testfile.cc (class Target_selector_test): Update for
12230 changes to Target_selector.
12232 * README: Rewrite, with some notes on unsupported features.
12234 2008-03-24 Cary Coutant <ccoutant@google.com>
12236 * i386.cc (Target_i386::Got_type): New enum declaration.
12237 (Target_i386::Scan::local): Updated callers of Output_data_got
12239 (Target_i386::Scan::global): Likewise.
12240 (Target_i386::Relocate::relocate): Likewise.
12241 (Target_i386::Relocate::relocate_tls): Likewise.
12242 * object.h (Got_offset_list): New class.
12243 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12244 (Sized_relobj::local_got_offset): Likewise.
12245 (Sized_relobj::set_local_got_offset): Likewise.
12246 (Sized_relobj::local_has_tls_got_offset): Removed.
12247 (Sized_relobj::local_tls_got_offset): Removed.
12248 (Sized_relobj::set_local_tls_got_offset): Removed.
12249 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12250 * output.cc (Output_data_got::add_global): Added got_type parameter.
12251 (Output_data_got::add_global_with_rel): Likewise.
12252 (Output_data_got::add_global_with_rela): Likewise.
12253 (Output_data_got::add_global_pair_with_rel): New function.
12254 (Output_data_got::add_global_pair_with_rela): New function.
12255 (Output_data_got::add_local): Added got_type parameter.
12256 (Output_data_got::add_local_with_rel): Likewise.
12257 (Output_data_got::add_local_with_rela): Likewise.
12258 (Output_data_got::add_local_pair_with_rel): New function.
12259 (Output_data_got::add_local_pair_with_rela): New function.
12260 (Output_data_got::add_global_tls): Removed.
12261 (Output_data_got::add_global_tls_with_rel): Removed.
12262 (Output_data_got::add_global_tls_with_rela): Removed.
12263 (Output_data_got::add_local_tls): Removed.
12264 (Output_data_got::add_local_tls_with_rel): Removed.
12265 (Output_data_got::add_local_tls_with_rela): Removed.
12266 * output.h (Output_data_got::add_global): Added got_type parameter.
12267 (Output_data_got::add_global_with_rel): Likewise.
12268 (Output_data_got::add_global_with_rela): Likewise.
12269 (Output_data_got::add_global_pair_with_rel): New function.
12270 (Output_data_got::add_global_pair_with_rela): New function.
12271 (Output_data_got::add_local): Added got_type parameter.
12272 (Output_data_got::add_local_with_rel): Likewise.
12273 (Output_data_got::add_local_with_rela): Likewise.
12274 (Output_data_got::add_local_pair_with_rel): New function.
12275 (Output_data_got::add_local_pair_with_rela): New function.
12276 (Output_data_got::add_global_tls): Removed.
12277 (Output_data_got::add_global_tls_with_rel): Removed.
12278 (Output_data_got::add_global_tls_with_rela): Removed.
12279 (Output_data_got::add_local_tls): Removed.
12280 (Output_data_got::add_local_tls_with_rel): Removed.
12281 (Output_data_got::add_local_tls_with_rela): Removed.
12282 * resolve.cc (Symbol::override_base_with_special): Removed
12283 reference to has_got_offset_ field.
12284 * symtab.cc (Symbol::init_fields): Replaced initialization
12285 of got_offset_ with got_offsets_. Removed initialization
12287 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
12288 (Symbol::got_offset): Likewise.
12289 (Symbol::set_got_offset): Likewise.
12290 (Symbol::has_tls_got_offset): Removed.
12291 (Symbol::tls_got_offset): Removed.
12292 (Symbol::set_tls_got_offset): Removed.
12293 (Symbol::got_offset_): Removed.
12294 (Symbol::tls_mod_got_offset_): Removed.
12295 (Symbol::tls_pair_got_offset_): Removed.
12296 (Symbol::got_offsets_): New field.
12297 (Symbol::has_got_offset): Removed.
12298 (Symbol::has_tls_mod_got_offset): Removed.
12299 (Symbol::has_tls_pair_got_offset): Removed.
12300 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12301 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12303 (Target_x86_64::Scan::global): Likewise.
12304 (Target_x86_64::Relocate::relocate): Likewise.
12305 (Target_x86_64::Relocate::relocate_tls): Likewise.
12307 2008-03-25 Ben Elliston <bje@au.ibm.com>
12309 * yyscript.y: Fix spelling error in comment.
12311 2008-03-24 Ian Lance Taylor <iant@google.com>
12313 * options.h (class General_options): Define build_id option.
12314 * layout.h (class Layout): Declare write_build_id, create_note,
12315 create_build_id. Add build_id_note_ member.
12316 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12317 "libiberty.h", "md5.h", "sha1.h".
12318 (Layout::Layout): Initialize eh_frame_data_,
12319 eh_frame_hdr_section_, and build_id_note_.
12320 (Layout::finalize): Call create_build_id.
12321 (Layout::create_note): New function, broken out of
12322 Layout::create_gold_note.
12323 (Layout::create_gold_note): Call create_note.
12324 (Layout::create_build_id): New function.
12325 (Layout::write_build_id): New function.
12326 (Close_task_runner::run): Call write_build_id.
12328 * x86_64.cc: Correct license to GPLv3.
12330 2008-03-23 Ian Lance Taylor <iant@google.com>
12332 * options.cc: Include "demangle.h".
12333 (parse_optional_string): New function.
12334 (parse_long_option): Handle takes_optional_argument.
12335 (parse_short_option): Update dash_z initializer. Handle
12336 takes_optional_argument.
12337 (General_options::General_options): Initialize do_demangle_.
12338 (General_options::finalize): Set do_demangle_. Handle demangling
12340 * options.h (parse_optional_string): Declare.
12341 (struct One_option): Add optional_arg field. Update constructor.
12342 Update call constructor calls. Add takes_optional_argument
12344 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12345 (DEFINE_optional_string): Define.
12346 (General_options::demangle): Change from DEFINE_bool to
12347 DEFINE_optional_string.
12348 (General_options::no_demangle): New function.
12349 (General_options::do_demangle): New function.
12350 (General_options::set_do_demangle): New function.
12351 (General_options::execstack_status_): Move definition to end of
12353 (General_options::static_): Likewise.
12354 (General_options::do_demangle_): New field.
12355 * object.cc (big_endian>::get_symbol_location_info): Call
12356 Options::do_demangle, not Options::demangle.
12357 * symtab.cc (demangle): Likewise.
12359 2008-03-22 Ian Lance Taylor <iant@google.com>
12361 * gold.h: Include <cstddef> and <sys/types.h>
12362 * options.h: Include <cstring>.
12364 2008-03-21 Ian Lance Taylor <iant@google.com>
12366 * Added source code to GNU binutils.