1 2011-11-09 Doug Kwan <dougkwan@google.com>
4 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
5 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
6 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
7 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
8 (Relocate_functions::rel_unaligned): New.
9 (Relocate_functions::rel32_unaligned): New.
10 * target-reloc.h (relocate_for_relocatable): Add code to handle
11 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
12 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
13 arm_unaligned_reloc_r): New targets.
14 * testsuite/Makefile.in: Regenerate.
15 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
18 2011-11-02 Ian Lance Taylor <iant@google.com>
20 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
22 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
23 * options.cc (General_options::finalize): Use library search path
24 from configure script if specified. If not native and no sysroot,
25 only search TOOLLIBDIR.
26 * options.h (Search_directory::Search_directory): Change name to
28 (General_options::add_to_library_path_with_sysroot): Change arg to
30 * configure, Makefile.in, config.in: Rebuild.
32 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
34 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
35 we are working around the ARM1176 Erratum.
36 * options.h (General_options::fix_arm1176): Add option.
37 * testsuite/Makefile.am: Add testcases, and keep current ones
39 * testsuite/Makefile.in: Regenerate.
40 * testsuite/arm_fix_1176.s: New file.
41 * testsuite/arm_fix_1176.sh: Likewise.
43 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
45 * arm.cc (Target_arm::Target_arm): Remove initialisation of
47 (Target_arm::may_use_blx): Remove method.
48 (Target_arm::set_may_use_blx): Likewise.
49 (Target_arm::may_use_v4t_interworking): New method.
50 (Target_arm::may_use_v5t_interworking): Likewise.
51 (Target_arm::may_use_blx_): Remove member variable.
52 (Arm_relocate_functions::arm_branch_common): Check for v5T
54 (Arm_relocate_functions::thumb_branch_common): Likewise.
55 (Reloc_stub::stub_type_for_reloc): Likewise.
56 (Target_arm::do_finalize_sections): Correct interworking checks.
57 * testsuite/Makefile.am: Add new tests.
58 * testsuite/Makefile.in: Regenerate.
59 * testsuite/arm_farcall_arm_arm.s: New test.
60 * testsuite/arm_farcall_arm_arm.sh: Likewise.
61 * testsuite/arm_farcall_arm_thumb.s: Likewise.
62 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
63 * testsuite/arm_farcall_thumb_arm.s: Likewise.
64 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
65 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
66 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
68 2011-10-31 Cary Coutant <ccoutant@google.com>
71 * expression.cc (Expression::eval_with_dot): Add
72 is_section_dot_assignment parameter.
73 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
74 absolute and assigning to dot within a section.
76 (Output_section_element_assignment::set_section_addresses): Pass
77 dot_section to set_if_absolute.
78 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
79 as is_section_dot_assignment flag to eval_with_dot.
80 (Output_section_element_dot_assignment::set_section_addresses):
82 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
83 parameter. Also set value if relative to dot_section; set the
84 symbol's output_section.
85 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
86 parameter. Adjust all callers.
87 (Expression::eval_maybe_dot): Likewise.
88 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
90 * testsuite/script_test_2.t: Test assignment of an absolute value
91 to dot within an output section element.
93 2011-10-31 Cary Coutant <ccoutant@google.com>
95 * options.h (class General_options): Add --[no-]gnu-unique options.
96 * symtab.cc (Symbol_table::sized_write_globals): Convert
97 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
99 2011-10-31 Cary Coutant <ccoutant@google.com>
102 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
103 unnecessary assertion.
104 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
106 2011-10-31 Sriraman Tallam <tmsriram@google.com>
108 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
110 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
112 Change to just keep the section associated with symbol.
113 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
114 they are externally visible and --export-dynamic is turned on.
115 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
117 2011-10-19 Ian Lance Taylor <iant@google.com>
121 (Output_section_element_dot_assignment::needs_output_section): New
124 2011-10-19 Ian Lance Taylor <iant@google.com>
127 * layout.cc (Layout::segment_precedes): Don't assert failure if a
128 --section-start option was seen.
129 * options.h (General_options::any_section_start): New function.
131 2011-10-18 David S. Miller <davem@davemloft.net>
134 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
135 member to track relocation locations that have moved during TLS
137 (Target_sparc::Relocate::Relocate): Initialize to NULL.
138 (Target_sparc::Relocate::relocate): Adjust view down by 4
139 bytes if it matches reloc_adjust_addr_.
140 (Target_sparc::Relocate::relocate_tls): Always move the
141 __tls_get_addr call delay slot instruction forward 4 bytes when
142 performing relaxation.
144 2011-10-18 Cary Coutant <ccoutant@google.com>
146 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
147 (Output_file::map_no_anonymous): Check for non-zero
148 return code from posix_fallocate.
150 2011-10-17 Cary Coutant <ccoutant@google.com>
153 * plugin.cc (is_visible_from_outside): Check for symbols
154 referenced from dynamic objects.
155 * resolve.cc (Symbol_table::resolve): Don't count references
156 from dynamic objects as references from real ELF files.
157 * testsuite/plugin_test_2.sh: Adjust expected result.
159 2011-10-17 Cary Coutant <ccoutant@google.com>
161 * gold.cc: Include timer.h.
162 (queue_middle_tasks): Stamp time.
163 (queue_final_tasks): Likewise.
164 * main.cc (main): Store timer in parameters. Print timers
166 * parameters.cc (Parameters::Parameters): Initialize timer_.
167 (Parameters::set_timer): New function.
168 (set_parameters_timer): New function.
169 * parameters.h (Parameters::set_timer): New function.
170 (Parameters::timer): New function.
171 (Parameters::timer_): New data member.
172 (set_parameters_timer): New function.
173 * timer.cc (Timer::stamp): New function.
174 (Timer::get_pass_time): New function.
175 * timer.h (Timer::stamp): New function.
176 (Timer::get_pass_time): New function.
177 (Timer::pass_times_): New data member.
179 2011-10-17 Cary Coutant <ccoutant@google.com>
181 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
182 task for members of lib groups.
184 2011-10-17 Cary Coutant <ccoutant@google.com>
187 * fileread.cc (File_read::find_view): Add assert.
188 (File_read::make_view): Move bounds check (replace with assert)...
189 (File_read::find_or_make_view): ... to here.
191 2011-10-12 Cary Coutant <ccoutant@google.com>
193 * output.cc (Output_file::open_base_file): Handle case where
194 ::read returns less than requested size.
196 2011-10-10 Cary Coutant <ccoutant@google.com>
198 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
199 Initialize defined_count_.
200 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
201 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
202 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
203 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
204 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
205 * incremental.h (Sized_relobj_incr::defined_count_): New data
207 (Sized_incr_dynobj::defined_count_): New data member.
208 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
209 Return zeroes instead of internal error.
211 2011-10-10 Cary Coutant <ccoutant@google.com>
214 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
215 (Output_reloc::symbol_value): Return PLT offset if flag is set.
216 * output.h (class Output_reloc): Add use_plt_offset flag.
217 (Output_reloc::type_): Adjust size of bit field.
218 (Output_reloc::use_plt_offset_): New bit field.
219 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
220 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
221 flag. Adjust all callers.
222 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
223 creating RELATIVE relocations.
225 2011-10-10 Nick Clifton <nickc@redhat.com>
227 * po/es.po: Updated Spanish translation.
228 * po/fi.po: Updated Finnish translation.
230 2011-10-03 Diego Novillo <dnovillo@google.com>
232 * options.cc (parse_uint): Fix dereference of RETVAL.
234 2011-09-29 Sriraman Tallam <tmsriram@google.com>
236 * layout.h (section_order_map_): New member.
237 (get_section_order_map): New member function.
238 * output.cc (Output_section::add_input_section): Check for patterns
239 only when --section-ordering-file is specified.
240 * gold.cc (queue_middle_tasks): Delay updating order of sections till
241 output_sections have been formed.
242 * layout.cc (Layout_Layout): Initialize section_order_map_.
243 * plugin.cc (update_section_order): Store order in order_map. Do not
245 * testsuite/Makefile.am: Add test case for plugin_final_layout.
246 * testsuite/Makefile.in: Regenerate.
247 * testsuite/plugin_section_order.c: New file.
248 * testsuite/plugin_final_layout.cc: New file.
249 * testsuite/plugin_final_layout.sh: New file.
251 2011-09-29 Cary Coutant <ccoutant@google.com>
253 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
255 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
256 symbols during incremental update.
257 (Symbol_table::add_from_dynobj): Likewise.
259 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
260 Ian Lance Taylor <iant@google.com>
262 * symtab.cc (Symbol_table::define_special_symbol): Always
263 canonicalize version string.
265 2011-09-26 Cary Coutant <ccoutant@google.com>
267 * gold.cc (queue_initial_tasks): Move option checks ...
268 * options.cc (General_options::finalize): ... to here. Disable
269 some options; make others fatal.
271 2011-09-26 Cary Coutant <ccoutant@google.com>
274 * plugin.cc (get_symbols_v2): New function.
275 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
276 (is_referenced_from_outside): New function.
277 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
278 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
279 (get_symbols): Pass version parameter.
280 (get_symbols_v2): New function.
281 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
283 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
284 (onload): Add LDPT_GET_SYMBOLS_V2.
285 (all_symbols_read_hook): Use get_symbols_v2; check for
286 LDPR_PREVAILING_DEF_IRONLY_EXP.
287 * testsuite/plugin_test_3.sh: Update expected results.
289 2011-09-23 Simon Baldwin <simonb@google.com>
291 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
292 configuration options.
293 * configure: Regenerate.
294 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
295 * Makefile.in: Regenerate.
296 * testsuite/Makefile.in: Regenerate.
298 2011-09-19 Sriraman Tallam <tmsriram@google.com>
300 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
302 2011-09-19 Cary Coutant <ccoutant@google.com>
304 * incremental.cc (can_incremental_update): Fix typo in comment.
305 * incremental.h (can_incremental_update): Likewise.
307 2011-09-18 Cary Coutant <ccoutant@google.com>
309 * incremental.cc (can_incremental_update): New function.
310 * incremental.h (can_incremental_update): New function.
311 * layout.cc (Layout::init_fixed_output_section): Call it.
312 (Layout::make_output_section): Don't allow patch space in .eh_frame.
313 * object.cc (Sized_relobj_file::do_layout): Call
314 can_incremental_update.
316 2011-09-13 Cary Coutant <ccoutant@google.com>
318 * configure.ac: Check for glibc support for gnu_indirect_function
319 support with static linking, setting automake conditional
321 * Makefile.in: Regenerate.
322 * configure: Regenerate.
324 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
325 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
327 * testsuite/Makefile.in: Regenerate.
329 2011-09-13 Cary Coutant <ccoutant@google.com>
331 * incremental.cc (Sized_relobj_incr::do_layout): Call
332 report_comdat_group for kept comdat sections.
333 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
334 * testsuite/Makefile.in: Regenerate.
335 * testsuite/incr_comdat_test_1.cc: New source file.
336 * testsuite/incr_comdat_test_2_v1.cc: New source file.
337 * testsuite/incr_comdat_test_2_v2.cc: New source file.
338 * testsuite/incr_comdat_test_2_v3.cc: New source file.
340 2011-09-13 Ian Lance Taylor <iant@google.com>
342 * object.cc (Sized_relobj_file::do_layout): Remove unused local
343 variable external_symbols_offset.
345 2011-09-12 Ian Lance Taylor <iant@google.com>
347 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
348 triggered if object has no symbols.
350 2011-09-09 David S. Miller <davem@davemloft.net>
352 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
353 (Output_fill_debug_line::do_write): Likewise.
355 2011-08-29 Cary Coutant <ccoutant@google.com>
357 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
358 casts to match formatting specs.
359 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
361 2011-08-26 Cary Coutant <ccoutant@google.com>
363 * layout.cc (Free_list::allocate): Provide guarantee of minimum
364 remaining hole size when allocating.
365 (Layout::make_output_section): Set fill methods for debug sections.
366 * layout.h (Free_list::Free_list_node): Move from private to
368 (Free_list::set_min_hole_size): New function.
369 (Free_list::begin, Free_list::end): New functions.
370 (Free_list::min_hole_): New data member.
371 * output.cc: Include dwarf.h.
372 (Output_fill_debug_info::do_minimum_hole_size): New function.
373 (Output_fill_debug_info::do_write): New function.
374 (Output_fill_debug_line::do_minimum_hole_size): New function.
375 (Output_fill_debug_line::do_write): New function.
376 (Output_section::Output_section): Initialize new data member.
377 (Output_section::set_final_data_size): Ensure patch space is larger
378 than minimum hole size.
379 (Output_section::do_write): Fill holes in debug sections.
380 * output.h (Output_fill): New class.
381 (Output_fill_debug_info): New class.
382 (Output_fill_debug_line): New class.
383 (Output_section::set_free_space_fill): New function.
384 (Output_section::free_space_fill_): New data member.
385 * testsuite/Makefile.am (incremental_test_3): Add
386 --incremental-patch option.
387 (incremental_test_4): Likewise.
388 (incremental_test_5): Likewise.
389 (incremental_test_6): Likewise.
390 (incremental_copy_test): Likewise.
391 (incremental_common_test_1): Likewise.
392 * testsuite/Makefile.in: Regenerate.
394 2011-08-26 Nick Clifton <nickc@redhat.com>
396 * po/es.po: Updated Spanish translation.
398 2011-08-01 Cary Coutant <ccoutant@google.com>
400 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
401 * gold/testsuite/Makefile.in: Regenerate.
402 * gold/testsuite/justsyms_exec.c: New source file.
403 * gold/testsuite/justsyms_lib.c: New source file.
405 2011-08-01 Cary Coutant <ccoutant@google.com>
407 * layout.cc (Layout::set_segment_offsets): Don't realign text
408 segment if -Ttext was specified.
409 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
411 * object.h (Sized_relobj_file::e_type): New function.
412 (Sized_relobj_file::e_type_): New data member.
413 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
414 base address for ET_EXEC files.
415 * target.cc (Target::do_make_elf_object_implementation): Allow
416 ET_EXEC files with --just-symbols option.
418 2011-07-28 Cary Coutant <ccoutant@google.com>
420 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
421 Add thread_number parameter.
422 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
423 * workqueue-threads.cc
424 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
425 current thread if its thread number is greater than desired thread
427 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
428 Add thread_number parameter.
429 (Workqueue::should_cancel_thread): Likewise.
430 (Workqueue::find_runnable_or_wait): Pass thread_number to
431 should_cancel_thread.
432 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
435 2011-07-22 Sriraman Tallam <tmsriram@google.com>
437 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
438 only after checking if it cannot be forced local.
439 * symtab.h (is_externally_visible): Check if the symbol is not forced
442 2011-07-15 Ian Lance Taylor <iant@google.com>
444 * options.h (class General_options): Add --print-output-format.
445 Move -EL next to -EB, for better --help output.
446 * target-select.cc: Include <cstdio>, "options.h", and
448 (Target_selector::do_target_bfd_name): New function.
449 (print_output_format): New function.
450 * target-select.h (class Target_selector): Update declarations.
451 (Target_selector::target_bfd_name): New function.
452 (print_output_format): Declare.
453 * main.cc: Include "target-select.h".
454 (main): Handle --print-output-format.
455 * gold.cc: Include "target-select.h".
456 (queue_initial_tasks): Handle --print-output-format when there are
458 * parameters.cc (parameters_force_valid_target): Give a better
459 error message if -EB/-EL does not match target.
460 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
463 2011-07-15 Ian Lance Taylor <iant@google.com>
465 * i386.cc (class Output_data_plt_i386): Add layout_ field.
466 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
467 (Output_data_plt_i386::do_write): Write address of .dynamic
468 section to first entry in .got.plt section.
469 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
470 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
472 (Output_data_plt_x86_64::do_write): Write address of .dynamic
473 section to first entry in .got.plt section.
474 * layout.h (Layout::dynamic_section): New function.
476 2011-07-13 Sriraman Tallam <tmsriram@google.com>
478 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
480 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
481 input_section_position_, and input_section_glob_.
482 (read_layout_from_file): Call function section_ordering_specified.
483 * layout.h (is_section_ordering_specified): New function.
484 (section_ordering_specified): New function.
485 (section_ordering_specified_): New boolean member.
486 * main.cc(main): Call load_plugins after layout object is defined.
487 * output.cc (Output_section::add_input_section): Use
488 function section_ordering_specified to check if section ordering is
490 * output.cc (Output_section::add_relaxed_input_section): Use
491 function section_ordering_specified to check if section ordering is
493 (Output_section::update_section_layout): New function.
494 (Output_section::sort_attached_input_sections): Check if input section
496 * output.h (Output_section::update_section_layout): New function.
497 * plugin.cc (get_section_count): New function.
498 (get_section_type): New function.
499 (get_section_name): New function.
500 (get_section_contents): New function.
501 (update_section_order): New function.
502 (allow_section_ordering): New function.
503 (Plugin::load): Add the new interfaces to the transfer vector.
504 (Plugin_manager::load_plugins): New parameter.
505 (Plugin_manager::all_symbols_read): New parameter.
506 (Plugin_manager::claim_file): New parameter. Save the elf object for
508 (Plugin_manager::get_elf_object): New function.
509 (Plugin_manager::get_view): Change to directly use the bool to check
510 if get_view is called from claim_file_hook.
511 * plugin.h (input_objects): New function
512 (Plugin__manager::load_plugins): New parameter.
513 (Plugin_manager::claim_file): New parameter.
514 (Plugin_manager::get_elf_object): New function.
515 (Plugin_manager::in_claim_file_handler): New function.
516 (Plugin_manager::in_claim_file_handler_): New member.
517 (layout): New function.
518 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
519 handler with an extra parameter. Make the elf object before calling
521 * testsuite/plugin_test.c (get_section_count): New function pointer.
522 (get_section_type): New function pointer.
523 (get_section_name): New function pointer.
524 (get_section_contents): New function pointer.
525 (update_section_order): New function pointer.
526 (allow_section_ordering): New function pointer.
527 (onload): Check if the new interfaces exist.
529 2011-07-13 Ian Lance Taylor <iant@google.com>
531 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
533 * x86_64.cc (Target_x86_64::got_section): Likewise.
534 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
535 (relro_now_test_SOURCES): New variable.
536 (relro_now_test_DEPENDENCIES): New variable.
537 (relro_now_test_LDFLAGS): New variable.
538 (relro_now_test_LDADD): New variable.
539 (relro_now_test.so): New target.
540 * testsuite/Makefile.in: Rebuild.
542 2011-07-12 Ian Lance Taylor <iant@google.com>
545 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
546 GLOB_DAT relocation rather than a RELATIVE relocation for a
547 protected symbol when creating a shared library.
548 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
549 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
550 * testsuite/protected_main_1.cc (main): Test that protected
551 function has same address.
553 2011-07-11 Ian Lance Taylor <iant@google.com>
556 * options.h (class General_options): Add -Bgroup.
557 * options.cc (General_options::finalize): If -Bgroup is set,
558 default to --unresolved-symbols=report-all.
559 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
560 * target-reloc.h (issue_undefined_symbol_error): Handle
561 --unresolved-symbols=report-all.
563 2011-07-08 Ian Lance Taylor <iant@google.com>
566 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
567 if linker script discards key sections.
568 (Layout::create_dynamic_symtab): Likewise.
569 (Layout::assign_local_dynsym_offsets): Likewise.
570 (Layout::sized_create_version_sections): Likewise.
571 (Layout::create_interp): Likewise.
572 (Layout::finish_dynamic_section): Likewise.
573 (Layout::set_dynamic_symbol_size): Likewise.
575 2011-07-08 Ian Lance Taylor <iant@google.com>
578 * options.h (class General_options): Add --unresolved-symbols.
579 * target-reloc.h (issue_undefined_symbol_error): Check
580 --unresolved-symbols. Add comments.
582 2011-07-08 Ian Lance Taylor <iant@google.com>
584 * testsuite/odr_violation2.cc (Ordering::operator()): Make
585 expression more complex.
587 2011-07-08 Ian Lance Taylor <iant@google.com>
590 * target-reloc.h (issue_undefined_symbol_error): New inline
591 function, broken out of relocate_section.
592 (relocate_section): Call issue_undefined_symbol_error.
593 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
594 there is no TLS segment if we are about to issue an undefined
596 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
598 2011-07-08 Ian Lance Taylor <iant@google.com>
601 * resolve.cc (Symbol_table::should_override): Add fromtype
602 parameter. Change all callers. Give error when linking together
603 TLS and non-TLS symbol.
604 (Symbol_table::should_override_with_special): Add fromtype
605 parameter. Change all callers.
606 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
607 there is no TLS segment if we have reported some errors.
608 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
610 2011-07-08 Ian Lance Taylor <iant@google.com>
613 * target.h (Target::plt_address_for_global): New function.
614 (Target::plt_address_for_local): New function.
615 (Target::plt_section_for_global): Remove.
616 (Target::plt_section_for_local): Remove.
617 (Target::do_plt_address_for_global): New virtual function.
618 (Target::do_plt_address_for_local): New virtual function.
619 (Target::do_plt_section_for_global): Remove.
620 (Target::do_plt_section_for_local): Remove.
621 (Target::register_global_plt_entry): Add Symbol_table and Layout
623 * output.cc (Output_data_got::Got_entry::write): Use
624 plt_address_for_global and plt_address_for_local.
625 * layout.cc (Layout::add_target_dynamic_tags): Use size and
626 address of output section.
627 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
628 got_irelative_, and irelative_count_ fields. Update
630 (Output_data_plt_i386::has_irelative_section): New function.
631 (Output_data_plt_i386::entry_count): Add irelative_count_.
632 (Output_data_plt_i386::set_final_data_size): Likewise.
633 (class Target_i386): Add got_irelative_ and rel_irelative_
634 fields. Update declarations.
635 (Target_i386::Target_i386): Initialize new fields.
636 (Target_i386::do_plt_address_for_global): New function replacing
637 do_plt_section_for_global.
638 (Target_i386::do_plt_address_for_local): New function replacing
639 do_plt_section_for_local.
640 (Target_i386::got_section): Create got_irelative_.
641 (Target_i386::rel_irelative_section): New function.
642 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
643 fields. Don't define __rel_iplt_{start,end}.
644 (Output_data_plt_i386::add_entry): Add symtab and layout
645 parameters. Change all callers. Use different PLT and GOT for
647 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
648 layout parameters. Change all callers. Use different PLT and
650 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
651 (Output_data_plt_i386::rel_irelative): New function.
652 (Output_data_plt_i386::address_for_global): New function.
653 (Output_data_plt_i386::address_for_local): New function.
654 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
655 IRELATIVE GOT when changing IFUNC GOT entries.
656 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
658 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
659 if we didn't create an IRELATIVE GOT.
660 (Target_i386::Relocate::relocate): Use plt_address_for_global and
661 plt_address_for_local.
662 (Target_i386::do_dynsym_value): Use plt_address_for_global.
663 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
664 got_irelative_, and irelative_count_ fields. Update
666 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
667 Initialize new fields. Remove symtab parameter. Change all
669 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
671 (Output_data_plt_x86_64::has_irelative_section): New function.
672 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
673 (class Target_x86_64): Add got_irelative_ and rel_irelative_
674 fields. Update declarations.
675 (Target_x86_64::Target_x86_64): Initialize new fields.
676 (Target_x86_64::do_plt_address_for_global): New function replacing
677 do_plt_section_for_global.
678 (Target_x86_64::do_plt_address_for_local): New function replacing
679 do_plt_section_for_local.
680 (Target_x86_64::got_section): Create got_irelative_.
681 (Target_x86_64::rela_irelative_section): New function.
682 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
683 all callers. Don't create __rel_iplt_{start,end}.
684 (Output_data_plt_x86_64::add_entry): Add symtab and layout
685 parameters. Change all callers. Use different PLT and GOT for
687 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
688 layout parameters. Change all callers. Use different PLT and
690 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
691 parameters. Change all callers. Use different PLT and GOT for
693 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
694 (Output_data_plt_x86_64::rela_irelative): New function.
695 (Output_data_plt_x86_64::address_for_global): New function.
696 (Output_data_plt_x86_64::address_for_local): New function.
697 (Output_data_plt_x86_64::set_final_data_size): Likewise.
698 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
699 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
700 (Target_x86_64::register_global_plt_entry): Add symtab and layout
702 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
704 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
705 symbols if we didn't create an IRELATIVE GOT.
706 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
707 plt_address_for_local.
708 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
709 * testsuite/ifuncvar1.c: New test file.
710 * testsuite/ifuncvar2.c: New test file.
711 * testsuite/ifuncvar3.c: New test file.
712 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
713 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
714 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
715 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
716 * testsuite/Makefile.in: Rebuild.
718 2011-07-07 Cary Coutant <ccoutant@google.com>
720 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
721 (two_file_test_1_ndebug.o): Likewise.
722 (two_file_test_1b_ndebug.o): Likewise.
723 (two_file_test_2_ndebug.o): Likewise.
724 (two_file_test_main_ndebug.o): Likewise.
725 (incremental_test_2): Link with no-debug versions.
727 2011-07-06 Cary Coutant <ccoutant@google.com>
729 * gold/incremental.cc
730 (Output_section_incremental_inputs::write_info_blocks): Check for
731 hidden and internal symbols.
733 2011-07-06 Cary Coutant <ccoutant@google.com>
735 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
736 Check disposition for startup file.
737 (Incremental_inputs::report_command_line): Ignore
738 --incremental-startup-unchanged option.
739 * options.cc (General_options::parse_incremental_startup_unchanged):
741 (General_options::General_options): Initialize new data member.
742 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
743 (General_options): Add --incremental-startup-unchanged option.
744 (General_options::incremental_startup_disposition): New function.
745 (General_options::incremental_startup_disposition_): New data member.
747 2011-07-06 Cary Coutant <ccoutant@google.com>
749 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
750 input file index to Script_info ctor.
751 (Sized_incremental_binary::do_file_has_changed): Find the
752 command-line argument for files named in scripts.
753 * incremental.h (Script_info::Script_info): New ctor
754 with input file index.
755 (Script_info::input_file_index): New function.
756 (Script_info::input_file_index_): New data member.
757 (Incremental_binary::get_library): Add const.
758 (Incremental_binary::get_script_info): Add const.
759 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
760 * testsuite/Makefile.am (incremental_test_5): New test case.
761 (incremental_test_6): New test case.
762 * testsuite/Makefile.in: Regenerate.
764 2011-07-06 Cary Coutant <ccoutant@google.com>
766 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
767 debug output when command lines differ.
769 2011-07-06 Cary Coutant <ccoutant@google.com>
771 * incremental.cc (Incremental_inputs::report_command_line): Ignore
772 --incremental-patch option.
773 * layout.cc (Free_list::allocate): Extend allocation beyond original
775 (Layout::make_output_section): Mark sections that should get
777 * options.cc (parse_percent): New function.
778 * options.h (parse_percent): New function.
779 (DEFINE_percent): New macro.
780 (General_options): Add --incremental-patch option.
781 * output.cc (Output_section::Output_section): Initialize new data
783 (Output_section::add_input_section): Print section name when out
785 (Output_section::add_output_section_data): Likewise.
786 (Output_section::set_final_data_size): Add patch space when
787 doing --incremental-full.
788 (Output_section::do_reset_address_and_file_offset): Remove patch
790 (Output_segment::set_section_list_addresses): Print debug output
791 only if --incremental-update.
792 * output.h (Output_section::set_is_patch_space_allowed): New function.
793 (Output_section::is_patch_space_allowed_): New data member.
794 (Output_section::patch_space_): New data member.
795 * parameters.cc (Parameters::incremental_full): New function.
796 * parameters.h (Parameters::incremental_full): New function
797 * testsuite/Makefile.am (incremental_test_2): Add test for
798 --incremental-patch option.
799 * testsuite/Makefile.in: Regenerate.
800 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
801 (t18): Remove function body.
803 2011-07-05 Doug Kwan <dougkwan@google.com>
806 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
807 Arm_Address type for relocation result.
808 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
810 (Arm_relocate_functions::abs32): Use unaligned access.
811 (Arm_relocate_functions::rel32): Ditto.
812 (Arm_relocate_functions::prel31): Ditto.
813 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
814 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
815 static data relocations.
816 * testsuite/Makefile.in: Regnerate.
817 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
819 2011-07-05 Ian Lance Taylor <iant@google.com>
822 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
823 symbols if necessary.
824 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
826 2011-07-05 Ian Lance Taylor <iant@google.com>
829 * resolve.cc (Symbol::override_base_with_special): Simply override
830 version with special symbol version, ignoring previous version.
832 2011-07-05 Ian Lance Taylor <iant@google.com>
834 * object.cc (Sized_relobj_file::include_section_group): Add
835 information to comment about signature location.
837 2011-07-02 Ian Lance Taylor <iant@google.com>
840 * options.h (class General_options): Add -f and -F.
841 * options.cc (General_options::finalize): Fatal error if -f/-F
842 are used without -shared.
843 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
845 2011-07-02 Ian Lance Taylor <iant@google.com>
847 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
849 2011-07-01 Ian Lance Taylor <iant@google.com>
853 * resolve.cc (Symbol::override_base_with_special): Don't override
854 the version if the overriding symbol has a different name.
855 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
856 all callers. If we give an error about an undefined version,
857 define the base version if necessary.
858 * dynobj.h (class Versions): Update declaration.
859 * testsuite/weak_alias_test_5.cc: New file.
860 * testsuite/weak_alias_test.script: New file.
861 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
862 and versioned_alias have the right value, and call t2.
863 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
864 weak_alias_test_5.so.
865 (weak_alias_test_LDADD): Likewise.
866 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
867 * testsuite/Makefile.in: Rebuild.
869 2011-07-01 Ian Lance Taylor <iant@google.com>
872 * options.h (class General_options): Support -z notext.
873 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
875 (two_file_shared_nonpic.so): Likewise.
876 (two_file_shared_mixed.so): Likewise.
877 (two_file_shared_mixed_1.so): Likewise.
878 (weak_undef_lib_nonpic.so): Likewise.
879 (alt/weak_undef_lib_nonpic.so): Likewise.
880 (tls_test_shared_nonpic.so): Likewise.
881 * testsuite/Makefile.in: Rebuild.
883 2011-07-01 Ian Lance Taylor <iant@google.com>
886 * configure.ac: Test whether static linking works, setting
887 the automake conditional HAVE_STATIC.
888 * testsuite/Makefile.am: Disable tests using -static if
889 HAVE_STATIC is not true.
890 * configure, testsuite/Makefile.in: Rebuild.
892 2011-07-01 Ian Lance Taylor <iant@google.com>
895 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
896 Assert if we see DW_EH_PE_indirect.
897 * target.h (Target::ehframe_datarel_base): New function.
898 (Target::do_ehframe_datarel_base): New target function.
899 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
900 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
903 2011-07-01 Ian Lance Taylor <iant@google.com>
906 * options.h (class General_options): Add
907 --ld-generated-unwind-info.
908 * ehframe.cc (Fde::write): Add address parameter. Change all
909 callers. If associated with PLT, fill in address and size.
910 (Cie::set_output_offset): Only add merge mapping if there is an
912 (Cie::write): Add address parameter. Change all callers.
913 (Eh_frame::add_ehframe_for_plt): New function.
914 * ehframe.h (class Fde): Update declarations. Move shndx_ and
915 input_offset_ fields into union u_, with new plt field.
916 (Fde::Fde): Adjust for new union field.
917 (Fde::Fde) [Output_data version]: New constructor.
918 (Fde::add_mapping): Only add merge mapping if there is an object.
919 (class Cie): Update declarations.
920 (class Eh_frame): Declare add_ehframe_for_plt.
921 * layout.cc (Layout::layout_eh_frame): Break out code into
922 make_eh_frame_section, and call it.
923 (Layout::make_eh_frame_section): New function.
924 (Layout::add_eh_frame_for_plt): New function.
925 * layout.h (class Layout): Update declarations.
926 * merge.cc (Merge_map::add_mapping): Add assertion.
927 * i386.cc: Include "dwarf.h".
928 (class Output_data_plt_i386): Make first_plt_entry,
929 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
930 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
931 and plt_eh_frame_fde.
932 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
933 boundary. Call add_eh_frame_for_plt if appropriate.
934 * x86_64.cc: Include "dwarf.h".
935 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
936 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
937 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
938 and plt_eh_frame_fde.
939 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
942 2011-06-29 Ian Lance Taylor <iant@google.com>
945 * object.cc (Sized_relobj_file::layout_section): Change shdr
946 parameter to be const.
947 (Sized_relobj_file::layout_eh_frame_section): New function, broken
949 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
950 appropriate. Call layout_eh_frame_section.
951 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
953 * object.h (class Sized_relobj_file): Update declarations.
955 2011-06-29 Ian Lance Taylor <iant@google.com>
958 * script.cc (Token::integer_value): Accept trailing M/m/K/k
960 (Lex::gather_token): Accept trailing M/m/K/k for integers.
962 2011-06-29 Ian Lance Taylor <iant@google.com>
965 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
967 * layout.cc (Layout::layout_eh_frame): Likewise.
969 2011-06-29 Ian Lance Taylor <iant@google.com>
972 * layout.cc (Layout::symtab_section_shndx): New function.
973 * layout.h (class Layout): Declare symtab_section_shndx.
974 * output.cc (Output_section::write_header): Call it.
976 2011-06-29 Ian Lance Taylor <iant@google.com>
979 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
980 symbols which are not used in a relocation.
982 2011-06-28 Ian Lance Taylor <iant@google.com>
985 * layout.cc (Layout::segment_precedes): Don't crash if a linker
986 script create indistinguishable segments.
987 (Layout::set_segment_offsets): Use stable_sort when sorting
988 segments. Pass this to Compare_segments constructor.
989 * layout.h (class Layout): Make segment_precedes non-static.
990 (class Compare_segments): Change from struct to class. Add
991 layout_ field. Add constructor.
993 (Script_sections::attach_sections_using_phdrs_clause): Rename
994 local orphan to is_orphan. Don't report failure to put empty
995 section in segment. On attachment failure, report name of
996 section, and attach to first PT_LOAD segment.
998 2011-06-28 Ian Lance Taylor <iant@google.com>
1001 * target-select.cc (Target_selector::Target_selector): Add
1002 emulation parameter. Change all callers.
1003 (select_target_by_bfd_name): Rename from select_target_by_name.
1005 (select_target_by_emulation): New function.
1006 (supported_emulation_names): New function.
1007 * target-select.h (class Target_selector): Add emulation_ field.
1008 Update declarations.
1009 (Target_selector::recognize_by_bfd_name): Rename from
1010 recognize_by_name. Change all callers.
1011 (Target_selector::supported_bfd_names): Rename from
1012 supported_names. Change all callers.
1013 (Target_selector::recognize_by_emulation): New function.
1014 (Target_selector::supported_emulations): New function.
1015 (Target_selector::emulation): New function.
1016 (Target_selector::do_recognize_by_bfd_name): Rename from
1017 do_recognize_by_name. Change all callers.
1018 (Target_selector::do_supported_bfd_names): Rename from
1019 do_supported_names. Change all callers.
1020 (Target_selector::do_recognize_by_emulation): New function.
1021 (Target_selector::do_supported_emulations): New function.
1022 (select_target_by_bfd_name): Change name in declaration.
1023 (select_target_by_emulation): Declare.
1024 (supported_emulation_names): Declare.
1025 * parameters.cc (parameters_force_valid_target): Try to find
1026 target based on emulation from -m option.
1027 * options.h (class General_options): Change doc string for -m.
1028 * options.cc (help): Print emulations.
1029 (General_options::parse_V): Likewise.
1030 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
1031 Add emulation parameter. Change all callers.
1033 2011-06-28 Ian Lance Taylor <iant@google.com>
1035 * target.h (class Target): Add osabi_ field.
1036 (Target::osabi): New function.
1037 (Target::set_osabi): New function.
1038 (Target::Target): Initialize osabi_.
1039 (Target::do_adjust_elf_header): Make pure virtual.
1040 (Sized_target::do_adjust_elf_header): Declare.
1041 * target.cc (Sized_target::do_adjust_elf_header): New function.
1042 (class Sized_target): Instantiate all versions.
1043 * freebsd.h (class Target_freebsd): Remove.
1044 (Target_selector_freebsd::do_recognize): Call set_osabi on
1046 (Target_selector_freebsd::do_recognize_by_name): Likewise.
1047 (Target_selector_freebsd::set_osabi): Remove.
1048 * i386.cc (class Target_i386): Inherit from Sized_target rather
1049 than Target_freebsd.
1050 * x86_64.cc (class Target_x86_64): Likewise.
1052 2011-06-28 Ian Lance Taylor <iant@google.com>
1054 * target.h (Target::can_check_for_function_pointers): Rewrite.
1056 (Target::can_icf_inline_merge_sections): Likewise.
1057 (Target::section_may_have_icf_unsafe_poineters): Likewise.
1058 (Target::Target_info): Add can_icf_inline_merge_sections field.
1059 (Target::do_can_check_for_function_pointers): New virtual
1061 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
1062 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
1063 from can_check_for_function_pointers, move in file.
1064 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
1065 section_may_have_icf_unsafe_poineters, move in file.
1066 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
1067 * i386.cc (Target_i386::do_can_check_for_function_pointers):
1068 Rename from can_check_for_function_pointers, move in file.
1069 (Target_i386::can_icf_inline_merge_sections): Remove.
1070 (Target_i386::i386_info): Initialize
1071 can_icf_inline_merge_sections.
1072 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1073 Initialize can_icf_inline_merge_sections.
1074 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
1075 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
1076 Rename from can_check_for_function_pointers, move in file.
1077 (Target_x86_64::can_icf_inline_merge_sections): Remove.
1078 (Target_x86_64::x86_64_info): Initialize
1079 can_icf_inline_merge_sections.
1080 * testsuite/testfile.cc (Target_test::test_target_info):
1082 * icf.cc (get_section_contents): Correct formatting.
1084 2011-06-27 Ian Lance Taylor <iant@google.com>
1086 * symtab.cc (Symbol::versioned_name): New function.
1087 (Symbol_table::add_to_final_symtab): Use versioned_name when
1089 (Symbol_table::sized_write_symbol): Likewise.
1090 * symtab.h (class Symbol): Declare versioned_name.
1091 * stringpool.h (class Stringpool_template): Add variant of add
1092 which takes a std::basic_string.
1093 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
1094 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
1095 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
1096 (ver_test_12.o): New target.
1097 * testsuite/Makefile.in: Rebuild.
1099 2011-06-27 Doug Kwan <dougkwan@google.com>
1101 * arm.cc (Arm_relocate_functions::thm_jump8,
1102 Arm_relocate_functions::thm_jump11): Use a wider signed
1103 type to compute offset.
1104 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
1106 * testsuite/Makefile.in: Regenerate.
1107 * testsuite/arm_branch_in_range.sh: Check test results of
1108 arm_thm_jump11 and arm_thm_jump8.
1109 * testsuite/arm_thm_jump11.s: New test source file.
1110 * testsuite/arm_thm_jump11.t: New linker script.
1111 * testsuite/arm_thm_jump8.s: New test source file.
1112 * testsuite/arm_thm_jump8.t: New linker script.
1114 2011-06-24 Ian Lance Taylor <iant@google.com>
1116 * layout.cc: Include "object.h".
1117 (ctors_sections_in_init_array): New static variable.
1118 (Layout::is_ctors_in_init_array): New function.
1119 (Layout::layout): Add entry to ctors_sections_in_init_array if
1121 * layout.h (class Layout): Declare is_ctors_in_init_array.
1122 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1123 is_ctors_reverse_view is set.
1124 (Sized_relobj_file::write_sections): Add layout parameter. Change
1125 all callers. Set is_ctors_reverse_view field of View_size.
1126 (Sized_relobj_file::reverse_words): New function.
1127 * object.h (Sized_relobj_file::View_size): Add
1128 is_ctors_reverse_view field.
1129 (class Sized_relobj_file): Update declarations.
1130 * testsuite/initpri3.c: New test.
1131 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1133 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1134 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1135 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1136 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1137 * testsuite/Makefile.in: Rebuild.
1139 2011-06-24 Cary Coutant <ccoutant@google.com>
1141 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1142 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1143 (debug_msg_cdebug.err): New targets.
1144 * testsuite/Makefile.in: Regenerate.
1145 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1146 Fix checks for link with shared library.
1148 2011-06-24 Doug Kwan <dougkwan@google.com>
1150 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1151 skip empty text sections.
1152 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1154 2011-06-22 Ian Lance Taylor <iant@google.com>
1157 * options.h (class General_options): Add --ctors-in-init-array.
1158 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1159 friends as SHT_PROGBITS for merging sections.
1160 (Layout::layout): Remove special handling of .init_array and
1161 friends. Don't sort if doing relocatable link. Sort for .ctors
1162 and .dtors if ctors_in_init_array.
1163 (Layout::make_output_section): Force correct section types for
1164 .init_array and friends. Don't sort if doing relocatable link,
1165 Don't sort .ctors and .dtors if ctors_in_init_array.
1166 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1167 (Layout::output_section_name): Add relobj parameter. Change all
1168 callers. Handle .ctors. and .dtors. in code rather than table.
1169 Handle .ctors and .dtors if ctors_in_init_array.
1170 (Layout::match_file_name): New function, moved from output.cc.
1171 * layout.h (class Layout): Update declarations.
1172 * output.cc: Include "layout.h".
1173 (Input_section_sort_entry::get_priority): New function.
1174 (Input_section_sort_entry::match_file_name): Just call
1175 Layout::match_file_name.
1176 (Output_section::Input_section_sort_init_fini_compare::operator()):
1177 Handle .ctors and .dtors. Sort by explicit priority rather than
1179 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1180 * testsuite/initpri2.c: New test.
1181 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1182 (check_PROGRAMS): Add initpri2.
1183 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1184 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1185 * configure, testsuite/Makefile.in: Rebuild.
1187 2011-06-19 Ian Lance Taylor <iant@google.com>
1190 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1191 .interp section to a PT_INTERP segment even if we have seen a
1192 --dynamic-linker option. Don't do it if we have seen a PHDRS
1193 clause in a linker script.
1194 (Layout::finalize): Don't create a .interp section if we've
1195 already create a PT_INTERP segment.
1196 (Layout::create_interp): Always call choose_output_section (revert
1197 patch of 2011-06-17). Don't create PT_INTERP segment.
1198 * script-sections.cc
1199 (Script_sections::create_note_and_tls_segments): Add a .interp
1200 section to a PT_INTERP segment even if we have seen a
1201 --dynamic-linker option.
1203 2011-06-18 Ian Lance Taylor <iant@google.com>
1205 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1206 merely because a non-PT_LOAD segment has a dynamic reloc.
1208 2011-06-18 Ian Lance Taylor <iant@google.com>
1210 * layout.cc (Layout::finish_dynamic_section): Don't create
1211 DT_FLAGS entry if not needed.
1213 2011-06-18 Ian Lance Taylor <iant@google.com>
1216 * layout.cc (Layout::layout_eh_frame): Correct handling of
1217 writable .eh_frame section.
1219 2011-06-17 Ian Lance Taylor <iant@google.com>
1222 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1223 symbol is redefined with the exact same object and value.
1225 2011-06-17 Ian Lance Taylor <iant@google.com>
1228 * layout.h (class Layout): Add interp_segment_ field.
1229 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1230 (Layout::attach_allocated_section_to_segment): If making shared
1231 library, put .interp section in PT_INTERP segment.
1232 (Layout::finalize): Also call create_interp if -dynamic-linker
1234 (Layout::create_interp): Assert that there is no PT_INTERP
1235 segment. If not using a SECTIONS clause, use make_output_section.
1236 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1237 * script-sections.cc
1238 (Script_sections::create_note_and_tls_segments): If making shared
1239 library, put .interp section in PT_INTERP segment.
1241 2011-06-17 Ian Lance Taylor <iant@google.com>
1243 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1244 when making a shared library.
1246 2011-06-17 Ian Lance Taylor <iant@google.com>
1248 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1249 parameter. Change all callers. Don't issue warning about PC32
1250 against locally defined symbol.
1252 2011-06-16 Ian Lance Taylor <iant@google.com>
1254 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1255 occurs in same object.
1257 2011-06-14 Alan Modra <amodra@gmail.com>
1259 * po/POTFILES.in: Regenerate.
1261 2011-06-09 Ian Lance Taylor <iant@google.com>
1263 * script-sections.cc
1264 (Orphan_output_section::set_section_addresses): For a relocatable
1265 link set address to 0.
1267 2011-06-09 Cary Coutant <ccoutant@google.com>
1270 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1271 used with --compress-debug-sections.
1272 * gold/object.cc (Sized_relobj_file::do_layout): Report
1273 uncompressed size of compressed input sections.
1275 2011-06-08 Cary Coutant <ccoutant@google.com>
1278 * testsuite/two_file_test_2_v1.cc: Change initialization of
1279 v2 to keep it in .data.
1281 2011-06-07 Cary Coutant <ccoutant@google.com>
1283 * common.cc (Symbol_table::do_allocate_commons_list): Call
1285 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1286 (Errors::fallback): New function.
1287 (gold_fallback): New function.
1288 * errors.h (Errors::fallback): New function.
1289 * gold.cc (gold_exit): Change status parameter to enum; adjust
1291 (queue_initial_tasks): Call gold_fallback.
1292 * gold.h: Include cstdlib.
1293 (Exit_status): New enum type.
1294 (gold_exit): Change status parameter to enum.
1295 (gold_fallback): New function.
1296 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1297 (Layout::create_symtab_sections): Likewise.
1298 (Layout::create_shdrs): Likewise.
1299 * main.cc (main): Adjust call to gold_exit.
1300 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1301 (Output_data_got::add_got_entry_pair): Likewise.
1302 (Output_section::add_input_section): Likewise.
1303 (Output_section::add_output_section_data): Likewise.
1304 (Output_segment::set_section_list_addresses): Likewise.
1305 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1307 2011-06-07 Cary Coutant <ccoutant@google.com>
1309 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1310 for incremental links.
1311 * output.cc (Output_segment::set_section_list_addresses): Remove
1312 FIXME and test for TLS or BSS.
1314 2011-06-07 Cary Coutant <ccoutant@google.com>
1316 * testsuite/Makefile.am: Add incremental_copy_test,
1317 incremental_common_test_1.
1318 * testsuite/Makefile.in: Regenerate.
1319 * testsuite/common_test_1_v1.c: New source file.
1320 * testsuite/common_test_1_v2.c: New source file.
1321 * testsuite/copy_test_v1.cc: New source file.
1323 2011-06-07 Cary Coutant <ccoutant@google.com>
1325 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1326 update, allocate common from bss section's free list.
1327 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1328 linker-defined symbols.
1329 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1330 Skip GOT and PLT entries that are no longer referenced.
1331 (Output_section_incremental_inputs::write_info_blocks): Mark
1332 linker-defined symbols.
1333 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1334 * output.cc (Output_section::allocate): New function.
1335 * output.h (Output_section::allocate): New function.
1336 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1337 linker-defined symbols.
1338 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1339 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1340 (Symbol::init_base_output_data): Likewise.
1341 (Symbol::init_base_output_segment): Likewise.
1342 (Symbol::init_base_constant): Likewise.
1343 (Sized_symbol::init_output_data): Likewise.
1344 (Sized_symbol::init_output_segment): Likewise.
1345 (Sized_symbol::init_constant): Likewise.
1346 (Symbol_table::do_define_in_output_data): Likewise.
1347 (Symbol_table::do_define_in_output_segment): Likewise.
1348 (Symbol_table::do_define_as_constant): Likewise.
1349 * symtab.h (Symbol::is_predefined): New function.
1350 (Symbol::init_base_output_data): Add is_predefined parameter.
1351 (Symbol::init_base_output_segment): Likewise.
1352 (Symbol::init_base_constant): Likewise.
1353 (Symbol::is_predefined_): New data member.
1354 (Sized_symbol::init_output_data): Add is_predefined parameter.
1355 (Sized_symbol::init_output_segment): Likewise.
1356 (Sized_symbol::init_constant): Likewise.
1357 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1359 2011-06-07 Cary Coutant <ccoutant@google.com>
1361 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1362 instead of emit_copy_reloc.
1363 (Copy_relocs::emit_copy_reloc): Refactor.
1364 (Copy_relocs::make_copy_reloc): New function.
1365 (Copy_relocs::add_copy_reloc): Remove.
1366 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1368 (Copy_relocs::make_copy_reloc): New function.
1369 (Copy_relocs::add_copy_reloc): Remove.
1370 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1371 unchanged input files.
1372 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1373 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1374 Reserve BSS space for COPY relocations.
1375 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1376 (Output_section_incremental_inputs::write_info_blocks): Record
1377 whether a symbol is copied from a shared object.
1378 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1379 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1380 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1381 (Incremental_input_entry_reader::get_output_symbol_index): Add
1383 (Incremental_binary::emit_copy_relocs): New function.
1384 (Incremental_binary::do_emit_copy_relocs): New function.
1385 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1387 (Sized_incremental_binary::add_copy_reloc): New function.
1388 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1389 (Sized_incremental_binary::Copy_reloc): New struct.
1390 (Sized_incremental_binary::Copy_relocs): New typedef.
1391 (Sized_incremental_binary::copy_relocs_): New data member.
1392 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1393 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1394 * target.h (Sized_target::emit_copy_reloc): New function.
1395 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1397 2011-06-02 Cary Coutant <ccoutant@google.com>
1400 * gold/archive.cc (Archive::Archive): Initialize new data member.
1401 (Archive::include_all_members): Return if archive has already been
1403 * gold/archive.h (Archive::include_all_members_): New data member.
1405 2011-06-02 Nick Clifton <nickc@redhat.com>
1407 * dynobj.h: Fix spelling mistake in comment.
1408 * output.cc: Likewise.
1410 2011-05-31 Doug Kwan <dougkwan@google.com>
1414 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
1415 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1416 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1417 redundant arm_exidx_test.so.
1418 * testsuite/Makefile.in: Regenerate.
1419 (check_SCRIPTS): Add pr12826.sh
1420 (check_DATA): Add pr12826.stdout
1421 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1422 * testsuite/pr12826.sh: New file.
1423 * testsuite/pr12826_1.s: Ditto.
1424 * testsuite/pr12826_1.s: Ditto.
1426 2011-05-30 Ian Lance Taylor <iant@google.com>
1428 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1431 2011-05-29 Ian Lance Taylor <iant@google.com>
1434 * testsuite/Makefile.am: Use different file name for two_file_test
1435 temporary file for each incremental test.
1436 * testsuite/Makefile.in: Rebuild.
1438 2011-05-29 Ian Lance Taylor <iant@google.com>
1440 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1441 binary input file is empty.
1443 2011-05-27 Ian Lance Taylor <iant@google.com>
1445 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1446 (ver_test_9.so): Likewise.
1447 * testsuite/Makefile.in: Rebuild.
1449 2011-05-26 Cary Coutant <ccoutant@google.com>
1451 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1452 * incremental.cc (Incremental_inputs::report_input_section): Fix
1453 comment, indentation.
1454 (Incremental_inputs::report_comdat_group): New function.
1455 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1456 of data for incremental input file entry.
1457 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1458 group count, COMDAT group signatures.
1459 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1460 an unchanged input file.
1461 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1462 Initialize new data member.
1463 (Incremental_object_entry::add_comdat_group): New function.
1464 (Incremental_object_entry::get_comdat_group_count): New function.
1465 (Incremental_object_entry::get_comdat_signature_key): New function.
1466 (Incremental_object_entry::groups_): New data member.
1467 (Incremental_inputs::report_comdat_group): New function.
1468 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1469 data for incremental input file entry.
1470 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1471 (Incremental_input_entry_reader::get_input_section): Adjust size of
1472 data for incremental input file entry.
1473 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1474 (Incremental_input_entry_reader::get_comdat_group_signature): New
1476 * object.cc (Sized_relobj::include_section_group): Report kept
1477 COMDAT groups for incremental links.
1479 2011-05-24 David Meyer <pdox@google.com>
1481 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1482 with name parameter. Add found_name parameter.
1483 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1484 * dirsearch.h (class Dirsearch): Update declaration.
1486 2011-05-24 Ian Lance Taylor <iant@google.com>
1488 * archive.cc (Library_base::should_include_member): Pull in object
1489 from archive if it defines the entry symbol.
1490 * parameters.cc (Parameters::entry): New function.
1491 * parameters.h (class Parameters): Declare entry.
1492 * output.h (class Output_file_header): Remove entry_ field.
1493 * output.cc (Output_file_header::Output_file_header): Remove entry
1494 parameter. Change all callers.
1495 (Output_file_header::entry): Use parameters->entry.
1496 * gold.cc (queue_middle_tasks): Likewise.
1497 * plugin.cc (Plugin_hook::run): Likewise.
1499 2011-05-24 Cary Coutant <ccoutant@google.com>
1501 * gold.cc (queue_initial_tasks): Pass incremental base filename
1502 to Output_file::open_base_file; don't print error message.
1503 * incremental-dump.cc (main): Adjust call to
1504 Output_file::open_for_modification.
1505 * incremental-dump.cc (main): Likewise.
1506 * incremental.cc (Incremental_inputs::report_command_line):
1507 Ignore --incremental-base option when comparing command lines.
1508 Ignore parameter when given as separate argument.
1509 * options.h (class General_options): Add --incremental-base.
1510 * output.cc (Output_file::Output_file):
1511 (Output_file::open_base_file): Add base_name and writable parameters;
1512 read base file into new file; print error message here.
1513 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1515 * output.h (Output_file::open_for_modification): Rename to...
1516 (Output_file::open_base_file): ...this; add base_name and
1517 writable parameters; adjust all callers.
1518 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1520 * testsuite/Makefile.am (incremental_test_4): Test
1522 * testsuite/Makefile.in: Regenerate.
1524 2011-05-24 Cary Coutant <ccoutant@google.com>
1526 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1528 * testsuite/Makefile.in: Regenerate.
1529 * testsuite/two_file_test_1_v1.cc: New test source file.
1530 * testsuite/two_file_test_1b_v1.cc: New test source file.
1531 * testsuite/two_file_test_2_v1.cc: New test source file.
1533 2011-05-24 Cary Coutant <ccoutant@google.com>
1535 * dynobj.h (Dynobj::do_dynobj): New function.
1536 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1537 flag and soname for shared objects.
1538 * incremental.cc (Incremental_inputs::report_object): Make
1539 either Incremental_object_entry or Incremental_dynobj_entry; add
1540 soname to string table.
1541 (Incremental_inputs::report_input_section): Add assertion.
1542 (Output_section_incremental_inputs::set_final_data_size): Adjust
1543 type of input file entry for shared libraries; adjust size of
1544 shared library info entry.
1545 (Output_section_incremental_inputs::write_input_files): Write
1546 as_needed flag for shared libraries.
1547 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1548 of input file entry for shared libraries; write soname.
1549 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1550 soname from incremental info.
1551 * incremental.h (enum Incremental_input_flags): Add
1552 INCREMENTAL_INPUT_AS_NEEDED.
1553 (Incremental_input_entry::Incremental_input_entry): Initialize new
1555 (Incremental_input_entry::set_as_needed): New function.
1556 (Incremental_input_entry::as_needed): New function.
1557 (Incremental_input_entry::do_dynobj_entry): New function.
1558 (Incremental_input_entry::as_needed_): New data member.
1559 (Incremental_object_entry::Incremental_object_entry): Don't check
1561 (Incremental_object_entry::do_type): Likewise.
1562 (class Incremental_dynobj_entry): New class.
1563 (Incremental_input_entry_reader::as_needed): New function.
1564 (Incremental_input_entry_reader::get_soname): New function.
1565 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1566 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1567 size of shared library info entry.
1568 * layout.cc (Layout::finish_dynamic_section): Don't test for
1569 incremental link when adding DT_NEEDED entries.
1570 * object.h (Object::Object): Initialize new data member.
1571 (Object::dynobj): New function.
1572 (Object::set_as_needed): New function.
1573 (Object::as_needed): New function.
1574 (Object::do_dynobj): New function.
1575 (Object::as_needed_): New data member.
1577 2011-05-24 Cary Coutant <ccoutant@google.com>
1579 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1580 info; adjust display of GOT entries.
1581 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1582 vector of input objects; remove file_status_.
1583 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1584 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1585 got_plt reader; call target hooks to reserve GOT entries.
1586 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1587 of input file info header and GOT info entry.
1588 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1590 (Got_plt_view_info::got_descriptor): Remove.
1591 (Got_plt_view_info::sym_index): New data member.
1592 (Got_plt_view_info::input_index): New data member.
1593 (Local_got_offset_visitor::visit): Write input file index.
1594 (Global_got_offset_visitor::visit): Write 0 for input file index.
1595 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1596 with sym_index and input_index.
1597 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1598 incremental info GOT entry; replace got_descriptor with input_index.
1599 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1600 map from input file index to object.
1601 (Sized_relobj_incr::do_layout): Replace direct data member reference
1602 with accessor function.
1603 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1604 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1605 Adjust size of input file info header.
1606 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1607 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1608 (Incremental_input_entry_reader::get_input_section): Adjust size of
1609 input file info header.
1610 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1611 of incremental info GOT entry.
1612 (Incremental_got_plt_reader::get_got_desc): Remove.
1613 (Incremental_got_plt_reader::get_got_symndx): New function.
1614 (Incremental_got_plt_reader::get_got_input_index): New function.
1615 (Sized_incremental_binary::Sized_incremental_binary): Remove
1616 file_status_; add input_objects_.
1617 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1618 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1619 (Sized_incremental_binary::file_is_unchanged): Remove.
1620 (Sized_incremental_binary::set_input_object): New function.
1621 (Sized_incremental_binary::input_object): New function.
1622 (Sized_incremental_binary::file_status_): Remove.
1623 (Sized_incremental_binary::input_objects_): New data member.
1624 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1626 (Sized_relobj_incr::invalid_address): Move to base class.
1627 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1629 (Sized_relobj_incr::do_output_section_offset): Likewise.
1630 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1631 (Sized_relobj_incr::section_offsets_): Likewise.
1632 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1634 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1635 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1636 with accessor function.
1637 (Sized_relobj_file::do_layout): Likewise.
1638 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1639 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1640 (Sized_relobj_file::compute_final_local_value): Replace refs to
1641 section_offsets_ with accessor function.
1642 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1643 * object.h (Relobj::Relobj): Initialize new data members.
1644 (Relobj::add_dyn_reloc): New function.
1645 (Relobj::first_dyn_reloc): New function.
1646 (Relobj::dyn_reloc_count): New function.
1647 (Relobj::first_dyn_reloc_): New data member.
1648 (Relobj::dyn_reloc_count_): New data member.
1649 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1651 (Sized_relobj::Address): New typedef.
1652 (Sized_relobj::invalid_address): Move here from child class.
1653 (Sized_relobj::Sized_relobj): Initialize new data members.
1654 (Sized_relobj::sized_relobj): New function.
1655 (Sized_relobj::is_output_section_offset_invalid): Move here from
1657 (Sized_relobj::get_output_section_offset): Likewise.
1658 (Sized_relobj::local_has_got_offset): Likewise.
1659 (Sized_relobj::local_got_offset): Likewise.
1660 (Sized_relobj::set_local_got_offset): Likewise.
1661 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1662 (Sized_relobj::clear_got_offsets): New function.
1663 (Sized_relobj::section_offsets): Move here from child class.
1664 (Sized_relobj::do_output_section_offset): Likewise.
1665 (Sized_relobj::do_set_section_offset): Likewise.
1666 (Sized_relobj::Local_got_offsets): Likewise.
1667 (Sized_relobj::local_got_offsets_): Likewise.
1668 (Sized_relobj::section_offsets_): Likewise.
1669 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1671 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1673 (Sized_relobj_file::sized_relobj): New function
1674 (Sized_relobj_file::local_has_got_offset): Move to base class.
1675 (Sized_relobj_file::local_got_offset): Likewise.
1676 (Sized_relobj_file::set_local_got_offset): Likewise.
1677 (Sized_relobj_file::get_output_section_offset): Likewise.
1678 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1679 (Sized_relobj_file::do_output_section_offset): Likewise.
1680 (Sized_relobj_file::do_set_section_offset): Likewise.
1681 (Sized_relobj_file::Local_got_offsets): Likewise.
1682 (Sized_relobj_file::local_got_offsets_): Likewise.
1683 (Sized_relobj_file::section_offsets_): Likewise.
1684 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1686 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1687 (Output_reloc::get_symbol_index): Likewise.
1688 (Output_reloc::local_section_offset): Likewise.
1689 (Output_reloc::get_address): Likewise.
1690 (Output_reloc::symbol_value): Likewise.
1691 (Output_data_got::reserve_slot): Move to class definition.
1692 (Output_data_got::reserve_local): New function.
1693 (Output_data_got::reserve_slot_for_global): Remove.
1694 (Output_data_got::reserve_global): New function.
1695 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1696 (all constructors, two instantiations).
1697 (Output_reloc::get_relobj): New function (two instantiations).
1698 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1699 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1700 (Output_data_reloc::add_global): Adjust type of relobj.
1701 (Output_data_reloc::add_global_relative): Likewise.
1702 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1703 (Output_data_reloc::add_local): Likewise.
1704 (Output_data_reloc::add_local_relative): Likewise.
1705 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1706 (Output_data_reloc::add_local_section): Likewise.
1707 (Output_data_reloc::add_output_section): Likewise.
1708 (Output_data_reloc::add_absolute): Likewise.
1709 (Output_data_reloc::add_target_specific): Likewise.
1710 (Output_data_got::reserve_slot): Move definition here.
1711 (Output_data_got::reserve_local): New function.
1712 (Output_data_got::reserve_global): New function.
1713 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1714 section_offsets_ with accessor function.
1715 (Sized_relobj_file::write_sections): Likewise.
1716 (Sized_relobj_file::do_relocate_sections): Likewise.
1717 * target.h (Sized_target::reserve_local_got_entry): New function.
1718 (Sized_target::reserve_global_got_entry): New function.
1719 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1720 (Target_x86_64::reserve_global_got_entry): New function.
1721 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1723 2011-05-23 Cary Coutant <ccoutant@google.com>
1725 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1726 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1727 bit when checking got_type.
1728 * incremental.cc (Sized_incremental_binary::setup_readers):
1729 Store symbol table and string table locations; initialize bit vector
1730 of file status flags.
1731 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1733 (Sized_incremental_binary::do_process_got_plt): New function.
1734 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1735 (Output_section_incremental_inputs::set_final_data_size): Record
1736 file index for each input file.
1737 (Output_section_incremental_inputs::write_got_plt): Store file index
1738 instead of input entry offset for each GOT entry.
1740 (Incremental_input_entry::Incremental_input_entry): Initialize new
1742 (Incremental_input_entry::set_offset): Store file index.
1743 (Incremental_input_entry::get_file_index): New function.
1744 (Incremental_input_entry::file_index_): New data member.
1745 (Incremental_binary::process_got_plt): New function.
1746 (Incremental_binary::do_process_got_plt): New function.
1747 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1749 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1750 (Sized_incremental_binary::set_file_is_unchanged): New function.
1751 (Sized_incremental_binary::file_is_unchanged): New function.
1752 (Sized_incremental_binary::do_process_got_plt): New function.
1753 (Sized_incremental_binary::file_status_): New data member.
1754 (Sized_incremental_binary::main_symtab_loc_): New data member.
1755 (Sized_incremental_binary::main_strtab_loc_): New data member.
1756 * output.cc (Output_data_got::Got_entry::write): Add case
1758 (Output_data_got::add_global): Call add_got_entry.
1759 (Output_data_got::add_global_plt): Likewise.
1760 (Output_data_got::add_global_with_rel): Likewise.
1761 (Output_data_got::add_global_with_rela): Likewise.
1762 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1763 (Output_data_got::add_global_pair_with_rela): Likewise.
1764 (Output_data_got::add_local): Call add_got_entry.
1765 (Output_data_got::add_local_plt): Likewise.
1766 (Output_data_got::add_local_with_rel): Likewise.
1767 (Output_data_got::add_local_with_rela): Likewise.
1768 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1769 (Output_data_got::add_local_pair_with_rela): Likewise.
1770 (Output_data_got::reserve_slot): New function.
1771 (Output_data_got::reserve_slot_for_global): New function.
1772 (Output_data_got::add_got_entry): New function.
1773 (Output_data_got::add_got_entry_pair): New function.
1774 (Output_section::add_output_section_data): Edit FIXME.
1776 (Output_section_data_build::Output_section_data_build): New
1777 constructor with size parameter.
1778 (Output_data_space::Output_data_space): Likewise.
1779 (Output_data_got::Output_data_got): Initialize new data member; new
1780 constructor with size parameter.
1781 (Output_data_got::add_constant): Call add_got_entry.
1782 (Output_data_got::reserve_slot): New function.
1783 (Output_data_got::reserve_slot_for_global): New function.
1784 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1785 (Output_data_got::add_got_entry): New function.
1786 (Output_data_got::add_got_entry_pair): New function.
1787 (Output_data_got::free_list_): New data member.
1788 * target.h (Sized_target::init_got_plt_for_update): New function.
1789 (Sized_target::register_global_plt_entry): New function.
1790 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1791 Initialize new data member; call init; add constructor with PLT count.
1792 (Output_data_plt_x86_64::init): New function.
1793 (Output_data_plt_x86_64::add_relocation): New function.
1794 (Output_data_plt_x86_64::reserve_slot): New function.
1795 (Output_data_plt_x86_64::free_list_): New data member.
1796 (Target_x86_64::init_got_plt_for_update): New function.
1797 (Target_x86_64::register_global_plt_entry): New function.
1798 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1799 incremental updates.
1800 (Output_data_plt_x86_64::add_relocation): New function.
1801 * testsuite/object_unittest.cc (Object_test): Set default options.
1803 2011-05-16 Ian Lance Taylor <iant@google.com>
1805 * options.h (class General_options): Make -i a synonym for -r.
1807 2011-05-16 Ian Lance Taylor <iant@google.com>
1809 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1811 2011-05-10 Cary Coutant <ccoutant@google.com>
1813 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1816 2011-05-06 Ian Lance Taylor <iant@google.com>
1818 * layout.cc (Layout::layout): If the output section flags change,
1819 update the ordering.
1821 2011-04-25 Cary Coutant <ccoutant@google.com>
1823 * incremental-dump.cc (dump_incremental_inputs): Print local
1824 symbol info for each input file.
1826 (Output_section_incremental_inputs::set_final_data_size): Add local
1827 symbol info to input file entries in incremental info.
1828 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1829 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1830 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1831 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1833 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1834 (Sized_incr_relobj::do_relocate): Write the local symbols.
1835 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1836 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1837 Adjust size of input file header.
1838 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1839 (Incremental_inputs_reader::get_local_symbol_count): New function.
1840 (Incremental_inputs_reader::get_input_section): Adjust size of input
1842 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1843 (Sized_incr_relobj::This): New typedef.
1844 (Sized_incr_relobj::sym_size): New const data member.
1845 (Sized_incr_relobj::Local_symbol): New struct.
1846 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1847 (Sized_incr_relobj::do_local_symbol_offset): New function.
1848 (Sized_incr_relobj::local_symbol_count_): New data member.
1849 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1850 (Sized_incr_relobj::local_symbol_index_): New data member.
1851 (Sized_incr_relobj::local_symbol_offset_): New data member.
1852 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1853 (Sized_incr_relobj::local_symbols_): New data member.
1854 * object.h (Relobj::output_local_symbol_count): New function.
1855 (Relobj::local_symbol_offset): New function.
1856 (Relobj::do_output_local_symbol_count): New function.
1857 (Relobj::do_local_symbol_offset): New function.
1858 (Sized_relobj::do_output_local_symbol_count): New function.
1859 (Sized_relobj::do_local_symbol_offset): New function.
1861 2011-04-22 Vladimir Simonov <sv@sw.ru>
1863 * descriptors.cc (set_close_on_exec): New function.
1864 (Descriptors::open): Use set_close_on_exec.
1865 * output.cc (S_ISLNK): Define if not defined.
1867 2011-04-22 Cary Coutant <ccoutant@google.com>
1869 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1871 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1872 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1873 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1875 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1876 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1877 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1879 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1881 (Incremental_binary::apply_incremental_relocs): New function.
1882 (Incremental_binary::do_apply_incremental_relocs): New function.
1883 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1885 (Sized_incremental_binary::add_global_symbol): New function.
1886 (Sized_incremental_binary::global_symbol): New function.
1887 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1888 (Sized_incremental_binary::symbol_map_): New data member.
1889 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1890 * target.h (Sized_target::apply_relocation): New function.
1891 * target-reloc.h (apply_relocation): New function.
1892 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1894 2011-04-22 Doug Kwan <dougkwan@google.com>
1896 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1897 flag of a SHT_ARM_EXIDX section.
1898 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1899 * testsuite/Makefile.in: Regenerate.
1900 * testsuite/arm_exidx_test.s: New file.
1901 * testsuite/arm_exidx_test.sh: Same.
1903 2011-04-20 Cary Coutant <ccoutant@google.com>
1906 * archive.h (Incremental_archive_entry::Archive_member):
1907 Initialize arg_serial_ (second constructor).
1909 2011-04-17 Ian Lance Taylor <iant@google.com>
1911 * object.cc (Relocate_info::location): Simplify location string.
1912 * errors.cc (Errors::error_at_location): Don't print program
1914 (Errors::warning_at_location): Likewise.
1915 (Errors::undefined_symbol): Likewise.
1916 * testsuite/debug_msg.sh: Update accordingly.
1918 2011-04-14 Cary Coutant <ccoutant@google.com>
1920 * gold/layout.cc (Layout::symtab_section_offset): New function.
1921 * gold/layout.h (Layout::symtab_section_offset): New function.
1922 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1924 2011-04-12 Ian Lance Taylor <iant@google.com>
1926 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1927 with MREMAP_MAYMOVE.
1928 * output.h (class Output_file): Add map_is_allocated_ field.
1929 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1930 not available, provide stubs. If mremap is not available, #define
1932 (MREMAP_MAYMOVE): Define if not defined.
1933 (Output_file::Output_file): Initialize map_is_allocated_.
1934 (Output_file::resize): Check map_is_allocated_.
1935 (Output_file::map_anonymous): If mmap fails, use malloc.
1936 (Output_file::unmap): Don't do anything for an anonymous map.
1937 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1938 is not available, provide stubs.
1939 (File_read::View::~View): Use free rather than delete[].
1940 (File_read::make_view): Use malloc rather than new[]. If mmap
1942 (File_read::find_or_make_view): Use malloc rather than new[].
1943 * gold.h: Remove HAVE_REMAP code.
1944 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1945 exists. Rename mremap to gold_mremap. If mmap is not available
1947 * configure, config.in: Rebuild.
1949 2011-04-11 Ian Lance Taylor <iant@google.com>
1951 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1952 initialize local variable v.
1954 2011-04-11 Cary Coutant <ccoutant@google.com>
1956 * archive.cc (Archive::include_member): Adjust call to
1958 (Add_archive_symbols::run): Track argument serial numbers.
1959 (Lib_group::include_member): Likewise.
1960 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1961 * archive.h (Incremental_archive_entry::Archive_member):
1962 Initialize arg_serial_.
1963 (Archive_member::arg_serial_): New data member.
1964 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1965 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1967 (Sized_dynobj::do_for_all_local_got_entries): New function.
1968 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1970 * fileread.cc (get_mtime): New function.
1971 * fileread.h (get_mtime): New function.
1972 * gold.cc (queue_initial_tasks): Check for incremental update.
1973 (process_incremental_input): New function.
1974 (queue_middle_tasks): Don't force valid target for incremental
1976 * incremental-dump.cc (find_input_containing_global): Adjust
1977 size of symbol info entry.
1978 (dump_incremental_inputs): Dump argument serial number and
1979 in_system_directory flag; bias shndx by 1; print symbol names
1980 when dumping per-file symbol lists; use new symbol info readers.
1982 (Output_section_incremental_inputs:update_data_size): New function.
1983 (Sized_incremental_binary::setup_readers): Setup input readers
1984 for each input file; build maps for files added from libraries
1986 (Sized_incremental_binary::check_input_args): New function.
1987 (Sized_incremental_binary::do_check_inputs): Build map of argument
1988 serial numbers to input arguments.
1989 (Sized_incremental_binary::do_file_has_changed): Rename
1990 do_file_is_unchanged to this; compare file modification times.
1991 (Sized_incremental_binary::do_init_layout): New function.
1992 (Sized_incremental_binary::do_reserve_layout): New function.
1993 (Sized_incremental_binary::do_get_input_reader): Remove.
1994 (Sized_incremental_binary::get_symtab_view): New function.
1995 (Incremental_checker::can_incrementally_link_output_file): Remove.
1996 (Incremental_inputs::report_command_line): Exclude --debug options.
1997 (Incremental_inputs::report_archive_begin): Add parameter; track
1998 argument serial numbers; don't put input file entry for archive
1999 before archive members.
2000 (Incremental_inputs::report_archive_end): Put input file entry
2001 for archive after archive members.
2002 (Incremental_inputs::report_object): Add parameter; track argument
2003 serial numbers and in_system_directory flag.
2004 (Incremental_inputs::report_script): Add parameter; track argument
2006 (Output_section_incremental_inputs::set_final_data_size): Adjust
2007 size of symbol info entry; check for forwarding symbols.
2008 (Output_section_incremental_inputs::write_input_files): Write
2009 in_system_directory flag and argument serial number.
2010 (Output_section_incremental_inputs::write_info_blocks): Map section
2011 indices between incremental info and original input file; store
2012 input section index for each symbol.
2013 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
2014 change operator() to visit().
2015 (class Global_got_offset_visitor): Likewise.
2016 (class Global_symbol_visitor_got_plt):
2017 (Output_section_incremental_inputs::write_got_plt): Use new visitor
2019 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
2020 (Sized_incr_relobj::do_read_symbols): New function.
2021 (Sized_incr_relobj::do_layout): New function.
2022 (Sized_incr_relobj::do_layout_deferred_sections): New function.
2023 (Sized_incr_relobj::do_add_symbols): New function.
2024 (Sized_incr_relobj::do_should_include_member): New function.
2025 (Sized_incr_relobj::do_for_all_global_symbols): New function.
2026 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
2027 (Sized_incr_relobj::do_section_size): New function.
2028 (Sized_incr_relobj::do_section_name): New function.
2029 (Sized_incr_relobj::do_section_contents): New function.
2030 (Sized_incr_relobj::do_section_flags): New function.
2031 (Sized_incr_relobj::do_section_entsize): New function.
2032 (Sized_incr_relobj::do_section_address): New function.
2033 (Sized_incr_relobj::do_section_type): New function.
2034 (Sized_incr_relobj::do_section_link): New function.
2035 (Sized_incr_relobj::do_section_info): New function.
2036 (Sized_incr_relobj::do_section_addralign): New function.
2037 (Sized_incr_relobj::do_initialize_xindex): New function.
2038 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
2039 (Sized_incr_relobj::do_read_relocs): New function.
2040 (Sized_incr_relobj::do_gc_process_relocs): New function.
2041 (Sized_incr_relobj::do_scan_relocs): New function.
2042 (Sized_incr_relobj::do_count_local_symbols): New function.
2043 (Sized_incr_relobj::do_finalize_local_symbols): New function.
2044 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
2045 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
2046 (Sized_incr_relobj::do_relocate): New function.
2047 (Sized_incr_relobj::do_set_section_offset): New function.
2048 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
2049 (Sized_incr_dynobj::do_read_symbols): New function.
2050 (Sized_incr_dynobj::do_layout): New function.
2051 (Sized_incr_dynobj::do_add_symbols): New function.
2052 (Sized_incr_dynobj::do_should_include_member): New function.
2053 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
2054 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
2055 (Sized_incr_dynobj::do_section_size): New function.
2056 (Sized_incr_dynobj::do_section_name): New function.
2057 (Sized_incr_dynobj::do_section_contents): New function.
2058 (Sized_incr_dynobj::do_section_flags): New function.
2059 (Sized_incr_dynobj::do_section_entsize): New function.
2060 (Sized_incr_dynobj::do_section_address): New function.
2061 (Sized_incr_dynobj::do_section_type): New function.
2062 (Sized_incr_dynobj::do_section_link): New function.
2063 (Sized_incr_dynobj::do_section_info): New function.
2064 (Sized_incr_dynobj::do_section_addralign): New function.
2065 (Sized_incr_dynobj::do_initialize_xindex): New function.
2066 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
2067 (make_sized_incremental_object): New function.
2068 (Incremental_library::copy_unused_symbols): New function.
2069 (Incremental_library::do_for_all_unused_symbols): New function.
2070 * incremental.h (enum Incremental_input_flags): New type.
2071 (class Incremental_checker): Remove.
2072 (Incremental_input_entry::Incremental_input_entry): Add argument
2074 (Incremental_input_entry::arg_serial): New function.
2075 (Incremental_input_entry::set_is_in_system_directory): New function.
2076 (Incremental_input_entry::is_in_system_directory): New function.
2077 (Incremental_input_entry::arg_serial_): New data member.
2078 (Incremental_input_entry::is_in_system_directory_): New data member.
2079 (class Script_info): Move here from script.h.
2080 (Script_info::Script_info): Add filename parameter.
2081 (Script_info::filename): New function.
2082 (Script_info::filename_): New data member.
2083 (Incremental_script_entry::Incremental_script_entry): Add argument
2085 (Incremental_object_entry::Incremental_object_entry): Likewise.
2086 (Incremental_object_entry::add_input_section): Build list of input
2087 sections with map to original shndx.
2088 (Incremental_object_entry::get_input_section_index): New function.
2089 (Incremental_object_entry::shndx_): New data member.
2090 (Incremental_object_entry::name_key_): Rename; adjust all refs.
2091 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
2092 (Incremental_archive_entry::Incremental_archive_entry): Add argument
2094 (Incremental_inputs::report_archive_begin): Likewise.
2095 (Incremental_inputs::report_object): Likewise.
2096 (Incremental_inputs::report_script): Likewise.
2097 (class Incremental_global_symbol_reader): New class.
2098 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
2099 and store flags and input file type.
2100 (Incremental_input_entry_reader::arg_serial): New function.
2101 (Incremental_input_entry_reader::type): Extract type from flags.
2102 (Incremental_input_entry_reader::is_in_system_directory): New function.
2103 (Incremental_input_entry_reader::get_input_section_count): Call
2104 accessor function for type.
2105 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
2106 function for type; adjust size of global symbol entry.
2107 (Incremental_input_entry_reader::get_global_symbol_count): Call
2108 accessor function for type.
2109 (Incremental_input_entry_reader::get_object_count): Likewise.
2110 (Incremental_input_entry_reader::get_object_offset): Likewise.
2111 (Incremental_input_entry_reader::get_member_count): Likewise.
2112 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
2113 (Incremental_input_entry_reader::get_member_offset): Likewise.
2114 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
2115 (Incremental_input_entry_reader::Global_symbol_info): Remove.
2116 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
2117 (Incremental_input_entry_reader::get_global_symbol_reader): New
2119 (Incremental_input_entry_reader::get_output_symbol_index): New
2121 (Incremental_input_entry_reader::type_): Remove.
2122 (Incremental_input_entry_reader::flags_): New data member.
2123 (Incremental_inputs_reader::input_file_offset): New function.
2124 (Incremental_inputs_reader::input_file_index): New function.
2125 (Incremental_inputs_reader::input_file): Call input_file_offset.
2126 (Incremental_inputs_reader::input_file_at_offset): New function.
2127 (Incremental_relocs_reader::get_r_type): Reformat.
2128 (Incremental_relocs_reader::get_r_shndx): Reformat.
2129 (Incremental_relocs_reader::get_r_offset): Reformat.
2130 (Incremental_relocs_reader::data): New function.
2131 (Incremental_binary::Incremental_binary): Initialize new data members.
2132 (Incremental_binary::check_inputs): Add cmdline parameter.
2133 (Incremental_binary::file_is_unchanged): Remove.
2134 (Input_reader::arg_serial): New function.
2135 (Input_reader::get_unused_symbol_count): New function.
2136 (Input_reader::get_unused_symbol): New function.
2137 (Input_reader::do_arg_serial): New function.
2138 (Input_reader::do_get_unused_symbol_count): New function.
2139 (Input_reader::do_get_unused_symbol): New function.
2140 (Incremental_binary::input_file_count): New function.
2141 (Incremental_binary::get_input_reader): Change signature to use
2142 index instead of filename.
2143 (Incremental_binary::file_has_changed): New function.
2144 (Incremental_binary::get_input_argument): New function.
2145 (Incremental_binary::get_library): New function.
2146 (Incremental_binary::get_script_info): New function.
2147 (Incremental_binary::init_layout): New function.
2148 (Incremental_binary::reserve_layout): New function.
2149 (Incremental_binary::output_file): New function.
2150 (Incremental_binary::do_check_inputs): New function.
2151 (Incremental_binary::do_file_is_unchanged): Remove.
2152 (Incremental_binary::do_file_has_changed): New function.
2153 (Incremental_binary::do_init_layout): New function.
2154 (Incremental_binary::do_reserve_layout): New function.
2155 (Incremental_binary::do_input_file_count): New function.
2156 (Incremental_binary::do_get_input_reader): Change signature.
2157 (Incremental_binary::input_args_map_): New data member.
2158 (Incremental_binary::library_map_): New data member.
2159 (Incremental_binary::script_map_): New data member.
2160 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2162 (Sized_incremental_binary::output_section): New function.
2163 (Sized_incremental_binary::inputs_reader): Add const.
2164 (Sized_incremental_binary::symtab_reader): Add const.
2165 (Sized_incremental_binary::relocs_reader): Add const.
2166 (Sized_incremental_binary::got_plt_reader): Add const.
2167 (Sized_incremental_binary::get_symtab_view): New function.
2168 (Sized_incremental_binary::Inputs_reader): New typedef.
2169 (Sized_incremental_binary::Input_entry_reader): New typedef.
2170 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2171 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2172 (Sized_incremental_binary::do_file_has_changed): New function.
2173 (Sized_incremental_binary::do_init_layout): New function.
2174 (Sized_incremental_binary::do_reserve_layout): New function.
2175 (Sized_input_reader::Inputs_reader): Remove.
2176 (Sized_input_reader::Input_entry_reader): Remove.
2177 (Sized_input_reader::do_arg_serial): New function.
2178 (Sized_input_reader::do_get_unused_symbol_count): New function.
2179 (Sized_input_reader::do_get_unused_symbol): New function.
2180 (Sized_incremental_binary::do_input_file_count): New function.
2181 (Sized_incremental_binary::do_get_input_reader): Change signature;
2182 use index instead of filename.
2183 (Sized_incremental_binary::section_map_): New data member.
2184 (Sized_incremental_binary::input_entry_readers_): New data member.
2185 (class Sized_incr_relobj): New class.
2186 (class Sized_incr_dynobj): New class.
2187 (make_sized_incremental_object): New function.
2188 (class Incremental_library): New class.
2189 * layout.cc (Free_list::num_lists): New static data member.
2190 (Free_list::num_nodes): New static data member.
2191 (Free_list::num_removes): New static data member.
2192 (Free_list::num_remove_visits): New static data member.
2193 (Free_list::num_allocates): New static data member.
2194 (Free_list::num_allocate_visits): New static data member.
2195 (Free_list::init): New function.
2196 (Free_list::remove): New function.
2197 (Free_list::allocate): New function.
2198 (Free_list::dump): New function.
2199 (Free_list::print_stats): New function.
2200 (Layout_task_runner::run): Resize output file for incremental updates.
2201 (Layout::Layout): Initialize new data members.
2202 (Layout::set_incremental_base): New function.
2203 (Layout::init_fixed_output_section): New function.
2204 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2205 incremental updates.
2206 (Layout::create_gold_note): Do not create gold note section for
2207 incremental updates.
2208 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2209 for incremental updates.
2210 (Layout::set_section_offsets): For incremental updates, allocate space
2212 (Layout::create_symtab_sections): Layout with offsets relative to
2213 start of section; for incremental updates, allocate space from free
2215 (Layout::create_shdrs): For incremental updates, allocate space from
2217 (Layout::finish_dynamic_section): For incremental updates, do not
2218 check --as-needed (fixed in subsequent patch).
2219 * layout.h (class Free_list): New class.
2220 (Layout::set_incremental_base): New function.
2221 (Layout::incremental_base): New function.
2222 (Layout::init_fixed_output_section): New function.
2223 (Layout::allocate): New function.
2224 (Layout::incremental_base_): New data member.
2225 (Layout::free_list_): New data member.
2226 * main.cc (main): Print Free_list statistics.
2227 * object.cc (Relobj::finalize_incremental_relocs): Add
2228 clear_counts parameter; clear counts only when clear_counts is set.
2229 (Sized_relobj::Sized_relobj): Initialize new base class.
2230 (Sized_relobj::do_layout): Don't report special sections.
2231 (Sized_relobj::do_for_all_local_got_entries): New function.
2232 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2233 symtab_off to all symbol table offsets.
2234 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2235 * object.h (class Got_offset_list): Move to top of file.
2236 (Object::Object): Allow case where input_file == NULL.
2237 (Object::~Object): Likewise.
2238 (Object::input_file): Assert that input_file != NULL.
2239 (Object::lock): Allow case where input_file == NULL.
2240 (Object::unlock): Likewise.
2241 (Object::is_locked): Likewise.
2242 (Object::token): Likewise.
2243 (Object::release): Likewise.
2244 (Object::is_incremental): New function.
2245 (Object::get_mtime): New function.
2246 (Object::for_all_local_got_entries): New function.
2247 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2248 (Object::set_is_in_system_directory): New function.
2249 (Object::is_in_system_directory): New function.
2250 (Object::do_is_incremental): New function.
2251 (Object::do_get_mtime): New function.
2252 (Object::do_for_all_local_got_entries): New function.
2253 (Object::is_in_system_directory_): New data member.
2254 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2255 (class Sized_relobj_base): New class.
2256 (class Sized_relobj): Derive from Sized_relobj_base.
2257 (class Sized_relobj::Symbols): Redeclare from base class.
2258 (class Sized_relobj::local_got_offset_list): Remove.
2259 (class Sized_relobj::Output_sections): Redeclare from base class.
2260 (class Sized_relobj::do_for_all_local_got_entries): New function.
2261 (class Sized_relobj::write_local_symbols): Add offset parameter.
2262 (class Sized_relobj::local_symbol_offset_): Update comment.
2263 (class Sized_relobj::local_dynsym_offset_): Update comment.
2264 * options.cc (Input_arguments::add_file): Remove const.
2265 * options.h (Input_file_argument::Input_file_argument):
2266 Initialize arg_serial_ (all constructors).
2267 (Input_file_argument::set_arg_serial): New function.
2268 (Input_file_argument::arg_serial): New function.
2269 (Input_file_argument::arg_serial_): New data member.
2270 (Input_arguments::Input_arguments): Initialize file_count_.
2271 (Input_arguments::add_file): Remove const.
2272 (Input_arguments::number_of_input_files): New function.
2273 (Input_arguments::file_count_): New data member.
2274 (Command_line::number_of_input_files): Call
2275 Input_arguments::number_of_input_files.
2276 * output.cc (Output_segment_headers::Output_segment_headers):
2278 (Output_section::Input_section::current_data_size): New function.
2279 (Output_section::Output_section): Initialize new data members.
2280 (Output_section::add_input_section): Don't do merge sections for
2281 an incremental link; allocate space from free list for an
2283 (Output_section::add_output_section_data): Allocate space from
2284 free list for an incremental update.
2285 (Output_section::update_data_size): New function.
2286 (Output_section::set_fixed_layout): New function.
2287 (Output_section::reserve): New function.
2288 (Output_segment::set_section_addresses): Remove const.
2289 (Output_segment::set_section_list_addresses): Remove const; allocate
2290 space from free list for an incremental update.
2291 (Output_segment::set_offset): Adjust size of RELRO segment for an
2293 * output.h (Output_data::current_data_size): Move here from
2295 (Output_data::pre_finalize_data_size): New function.
2296 (Output_data::update_data_size): New function.
2297 (Output_section_headers::update_data_size): new function.
2298 (Output_section_data_build::current_data_size): Move to Output_data.
2299 (Output_data_strtab::update_data_size): New function.
2300 (Output_section::current_data_size): Move to Output_data.
2301 (Output_section::set_fixed_layout): New function.
2302 (Output_section::has_fixed_layout): New function.
2303 (Output_section::reserve): New function.
2304 (Output_section::update_data_size): New function.
2305 (Output_section::has_fixed_layout_): New data member.
2306 (Output_section::free_list_): New data member.
2307 (Output_segment::set_section_addresses): Remove const.
2308 (Output_segment::set_section_list_addresses): Remove const.
2309 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2311 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2313 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2314 parameter when calling Add_symbols constructor; store argument
2315 serial number for members of a lib group.
2316 (Add_symbols::locks): Allow case where token == NULL.
2317 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2318 (Read_member::~Read_member): New function.
2319 (Read_member::is_runnable): New function.
2320 (Read_member::locks): New function.
2321 (Read_member::run): New function.
2322 (Check_script::~Check_script): New function.
2323 (Check_script::is_runnable): New function.
2324 (Check_script::locks): New function.
2325 (Check_script::run): New function.
2326 (Check_library::~Check_library): New function.
2327 (Check_library::is_runnable): New function.
2328 (Check_library::locks): New function.
2329 (Check_library::run): New function.
2330 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2331 (Add_symbols::library_): New data member.
2332 (class Read_member): New class.
2333 (class Check_script): New class.
2334 (class Check_library): New class.
2335 * reloc.cc (Read_relocs::is_runnable): Allow case where
2337 (Read_relocs::locks): Likewise.
2338 (Scan_relocs::locks): Likewise.
2339 (Relocate_task::locks): Likewise.
2340 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2342 (Sized_relobj::incremental_relocs_scan): Fix comment.
2343 (Sized_relobj::do_relocate): Pass output file offset to
2344 write_local_symbols.
2345 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2346 from class declaration.
2347 * script.cc (read_input_script): Allocate Script_info; pass
2348 argument serial number to report_script.
2349 * script.h (class Script_info): Move to incremental.h.
2350 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2351 * symtab.h (Symbol_table::add_from_incrobj): New function.
2352 (Symbol_table::set_file_offset): New function.
2354 2011-04-05 Cary Coutant <ccoutant@google.com>
2356 * incremental-dump.cc (dump_incremental_inputs): Change signature
2357 to take a Sized_incremental_binary; change caller. Use readers
2358 in Sized_incremental_binary.
2360 (Sized_incremental_binary::find_incremental_inputs_sections):
2361 Rename do_find_incremental_inputs_sections to this.
2362 (Sized_incremental_binary::setup_readers): New function.
2363 (Sized_incremental_binary::do_check_inputs): Check
2364 has_incremental_info_ flag; move setup code to setup_readers;
2366 (Sized_incremental_binary::do_file_is_unchanged): New function.
2367 (Sized_incremental_binary::do_get_input_reader): New function.
2368 * incremental.h (class Incremental_binary): Move to end of file.
2369 (Incremental_binary::file_is_unchanged): New function.
2370 (Incremental_binary::do_file_is_unchanged): New function.
2371 (Incremental_binary::Input_reader): New class.
2372 (Incremental_binary::get_input_reader): New function.
2373 (class Sized_incremental_binary): Move to end of file.
2374 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2375 input section reader classes.
2376 (Sized_incremental_binary::has_incremental_info): New function.
2377 (Sized_incremental_binary::inputs_reader): New function.
2378 (Sized_incremental_binary::symtab_reader): New function.
2379 (Sized_incremental_binary::relocs_reader): New function.
2380 (Sized_incremental_binary::got_plt_reader): New function.
2381 (Sized_incremental_binary::do_file_is_unchanged): New function.
2382 (Sized_incremental_binary::Sized_input_reader): New class.
2383 (Sized_incremental_binary::get_input_reader): New function.
2384 (Sized_incremental_binary::find_incremental_inputs_sections):
2385 Rename do_find_incremental_inputs_sections to this.
2386 (Sized_incremental_binary::setup_readers): New function.
2387 (Sized_incremental_binary::has_incremental_info_): New data member.
2388 (Sized_incremental_binary::inputs_reader_): New data member.
2389 (Sized_incremental_binary::symtab_reader_): New data member.
2390 (Sized_incremental_binary::relocs_reader_): New data member.
2391 (Sized_incremental_binary::got_plt_reader_): New data member.
2392 (Sized_incremental_binary::current_input_file_): New data member.
2394 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2397 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2400 2011-03-30 Cary Coutant <ccoutant@google.com>
2402 * archive.cc (Archive::include_member): Adjust call to report_object.
2403 (Add_archive_symbols::run): Add script_info to call to
2404 report_archive_begin.
2405 (Lib_group::include_member): Adjust call to report_object.
2406 (Add_lib_group_symbols::run): Adjust call to report_object.
2407 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2408 blocks. Add object count for script input files.
2409 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2410 script_info parameter; change all callers.
2411 (Incremental_inputs::report_object): Add script_info parameter;
2413 (Incremental_inputs::report_script): Store backpointer to
2414 incremental info entry.
2415 (Output_section_incremental_inputs::set_final_data_size): Record
2416 additional information for scripts.
2417 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2418 * incremental.h (Incremental_script_entry::add_object): New function.
2419 (Incremental_script_entry::get_object_count): New function.
2420 (Incremental_script_entry::get_object): New function.
2421 (Incremental_script_entry::objects_): New data member; adjust
2423 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2424 (Incremental_inputs::report_object): Add script_info parameter.
2425 (Incremental_inputs_reader::get_object_count): New function.
2426 (Incremental_inputs_reader::get_object_offset): New function.
2427 * options.cc (Input_arguments::add_file): Return reference to
2429 * options.h (Input_argument::set_script_info): New function.
2430 (Input_argument::script_info): New function.
2431 (Input_argument::script_info_): New data member; adjust all
2433 (Input_file_group::add_file): Return reference to new input argument.
2434 (Input_file_lib::add_file): Likewise.
2435 (Input_arguments::add_file): Likewise.
2436 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2437 * script.cc (Parser_closure::Parser_closure): Add script_info
2438 parameter; adjust all callers.
2439 (Parser_closure::script_info): New function.
2440 (Parser_closure::script_info_): New data member.
2441 (read_input_script): Report scripts earlier to incremental info.
2442 (script_add_file): Set script_info in Input_argument.
2443 (script_add_library): Likewise.
2444 * script.h (Script_options::Script_info): Rewrite class.
2446 2011-03-29 Cary Coutant <ccoutant@google.com>
2448 * archive.cc (Library_base::should_include_member): Move
2449 method here from class Archive.
2450 (Archive::Archive): Initialize base class.
2451 (Archive::should_include_member): Move to base class.
2452 (Archive::do_for_all_unused_symbols): New function.
2453 (Add_archive_symbols::run): Remove redundant access to
2455 (Lib_group::Lib_group): Initialize base class.
2456 (Lib_group::do_filename): New function.
2457 (Lib_group::include_member): Pass pointer to Lib_group to
2459 (Lib_group::do_for_all_unused_symbols): New function.
2460 (Add_lib_group_symbols::run): Report archive information for
2462 * archive.h (class Library_base): New base class.
2463 (class Archive): Derive from Library_base.
2464 (Archive::filename): Move to base class.
2465 (Archive::set_incremental_info): Likewise.
2466 (Archive::incremental_info): Likewise.
2467 (Archive::Should_include): Likewise.
2468 (Archive::should_include_member): Likewise.
2469 (Archive::Armap_entry): Remove.
2470 (Archive::Unused_symbol_iterator): Remove.
2471 (Archive::unused_symbols_begin): Remove.
2472 (Archive::unused_symbols_end): Remove.
2473 (Archive::do_filename): New function.
2474 (Archive::do_get_mtime): New function.
2475 (Archive::do_for_all_unused_symbols): New function.
2476 (Archive::task_): Move to base class.
2477 (Archive::incremental_info_): Likewise.
2478 (class Lib_group): Derive from Library_base.
2479 (Lib_group::do_filename): New function.
2480 (Lib_group::do_get_mtime): New function.
2481 (Lib_group::do_for_all_unused_symbols): New function.
2482 (Lib_group::task_): Move to base class.
2483 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2485 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2487 * incremental.cc (Incremental_inputs::report_archive_begin):
2488 Use Library_base; call library's get_mtime; add incremental inputs
2489 entry before members.
2490 (class Unused_symbol_visitor): New class.
2491 (Incremental_inputs::report_archive_end): Use Library_base; use
2492 visitor class to record unused symbols; don't add incremental inputs
2493 entry after members.
2494 (Incremental_inputs::report_object): Use Library_base.
2496 (Incremental_archive_entry::Incremental_archive_entry): Remove
2497 unused Archive parameter.
2498 (Incremental_inputs::report_archive_begin): Use Library_base.
2499 (Incremental_inputs::report_archive_end): Likewise.
2500 (Incremental_inputs::report_object): Likewise.
2501 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2503 * object.h (Object::for_all_global_symbols): New function.
2504 (Object::do_for_all_global_symbols): New function.
2505 (Sized_relobj::do_for_all_global_symbols): New function.
2506 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2508 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2511 2011-03-27 Ian Lance Taylor <iant@google.com>
2513 * archive.cc (Archive::interpret_header): Return -1 if something
2514 goes wrong. Change callers accordingly.
2516 2011-03-25 Cary Coutant <ccoutant@google.com>
2518 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2519 * testsuite/Makefile.in: Regenerate.
2521 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
2523 * plugin.cc (get_view): New.
2524 (Plugin::load): Pass get_view to the plugin.
2525 (Plugin_manager::get_view): New.
2527 2011-03-21 Ian Lance Taylor <iant@google.com>
2529 * testsuite/final_layout.sh: Rewrite to not use dc.
2530 * testsuite/relro_test.sh: Fail if dc is not present.
2532 2011-03-21 Sriraman Tallam <tmsriram@google.com>
2534 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2536 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2537 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2539 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2540 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2542 2011-03-14 Ian Lance Taylor <iant@google.com>
2544 * script-sections.cc (Sort_output_sections::script_compare):
2545 Rename from is_before, change return type.
2546 (Sort_output_sections::operator()): Adjust accordingly.
2548 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2551 * testsuite/odr_violation2.cc: Add comment to make all error line
2552 numbers double digits.
2553 * testsuite/debug_msg.sh: Adjust expected errors.
2555 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2557 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2558 but mark earlier ones as non-canonical
2559 (offset_to_iterator): Update search target and example
2560 (do_addr2line): Return extra lines in a vector*
2561 (format_file_lineno): Extract from do_addr2line
2562 (one_addr2line): Add vector* out-param
2563 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2564 when a lineno entry appeared last for its instruction
2565 (Dwarf_line_info): Add vector* out-param
2566 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2567 * symtab.cc (Odr_violation_compare): Include the lineno in the
2569 (linenos_from_loc): New. Combine the canonical line for an
2570 address with its other lines.
2571 (True_if_intersect): New. Helper functor to make
2572 std::set_intersection a query.
2573 (detect_odr_violations): Compare sets of lines instead of just
2574 one line for each function. This became less deterministic, but
2575 has fewer false positives.
2576 * symtab.h: Declarations.
2577 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2578 mix an optimized and non-optimized object in the same binary
2579 (odr_violation2.so): Same.
2580 * testsuite/Makefile.in: Regenerate from Makefile.am.
2581 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2582 * testsuite/debug_msg.sh: Update line numbers and add
2584 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2585 non-optimized context.
2586 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2587 isn't inlined, and use OdrDerived in an optimized context.
2588 * testsuite/odr_header1.h: Defines OdrDerived, where
2589 optimization will change the
2590 first-instruction-in-the-destructor's file and line number.
2591 * testsuite/odr_header2.h: Defines OdrBase.
2593 2011-03-09 Ian Lance Taylor <iant@google.com>
2595 * fileread.cc (File_read::clear_views): Don't delete the whole
2598 2011-03-08 Ian Lance Taylor <iant@google.com>
2601 * fileread.cc: #include <climits>.
2602 (GOLD_IOV_MAX): Define.
2603 (File_read::read_multiple): Limit number of entries by iov_max.
2604 * fileread.h (class File_read): Always set max_readv_entries to
2607 2011-03-07 Ian Lance Taylor <iant@google.com>
2610 * options.h (class General_options): Add -dy and -dn.
2612 2011-03-02 Cary Coutant <ccoutant@google.com>
2614 * testsuite/script_test_9.t: Add TLS segment.
2616 2011-03-02 Simon Baldwin <simonb@google.com>
2618 * configure.ac: Add check for gnu_indirect_function support in
2619 the toolchain building binutils.
2620 * configure: Rebuild.
2622 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2624 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2625 plugin only symbols.
2626 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2627 in plugin files as not needed in the symbol table.
2629 2011-02-11 Sriraman Tallam <tmsriram@google.com>
2631 * output.cc (Output_section::add_input_section): Delay fill
2632 generation for section ordering.
2634 2011-02-09 Ian Lance Taylor <iant@google.com>
2637 * object.h (class Sized_relobj): Remove clear_local_symbols.
2638 * reloc.cc (Sized_relobj::do_relocate): Don't call
2639 clear_local_symbols.
2641 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2643 * plugin.cc (is_visible_from_outside): Return true for symbols
2646 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2648 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2651 2011-02-02 Sriraman Tallam <tmsriram@google.com>
2653 * icf.h (is_section_foldable_candidate): Change type of parameter
2655 * icf.cc (Icf::find_identical_sections): Change type of local variable
2656 section_name to be std::string.
2657 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2659 2011-01-25 Ian Lance Taylor <iant@google.com>
2661 * script.cc (script_add_extern): Rewrite to use
2662 add_symbol_reference.
2664 2011-01-25 Doug Kwan <dougkwan@google.com>
2666 * icf.cc (get_section_contents): Always lock section's object.
2668 2011-01-24 Ian Lance Taylor <iant@google.com>
2670 * options.h (class General_options): Accept
2671 --no-detect-odr-violations.
2673 2011-01-24 Ian Lance Taylor <iant@google.com>
2675 * version.cc (version_string): Bump to 1.11.
2677 2011-01-24 Ian Lance Taylor <iant@google.com>
2679 * plugin.cc (class Plugin_rescan): Define new class.
2680 (Plugin_manager::claim_file): Set any_claimed_.
2681 (Plugin_manager::save_archive): New function.
2682 (Plugin_manager::save_input_group): New function.
2683 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2685 (Plugin_manager::new_undefined_symbol): New function.
2686 (Plugin_manager::rescan): New function.
2687 (Plugin_manager::rescannable_defines): New function.
2688 (Plugin_manager::add_input_file): Set any_added_.
2689 * plugin.h (class Plugin_manager): define new fields rescannable_,
2690 undefined_symbols_, any_claimed_, and any_added_. Declare
2691 Plugin_rescan as friend. Declare new functions.
2692 (Plugin_manager::Rescannable): Define type.
2693 (Plugin_manager::Rescannable_list): Define type.
2694 (Plugin_manager::Undefined_symbol_list): Define type.
2695 (Plugin_manager::Plugin_manager): Initialize new fields.
2696 * archive.cc (Archive::defines_symbol): New function.
2697 (Add_archive_symbols::run): Pass archive to plugins if any.
2698 * archive.h (class Archive): Declare defines_symbol.
2699 * readsyms.cc (Input_group::~Input_group): New function.
2700 (Finish_group::run): Pass input_group to plugins if any.
2701 * readsyms.h (class Input_group): Declare destructor.
2702 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2705 2011-01-10 Ian Lance Taylor <iant@google.com>
2707 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2709 (Layout::set_segment_offsets): Reset increase_relro before calling
2710 set_section_addresses a second time.
2712 2011-01-04 Cary Coutant <ccoutant@google.com>
2714 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2715 sections before NOBITS sections.
2717 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2719 * version.cc (print_version): Update copyright to 2011.
2721 2010-12-23 Cary Coutant <ccoutant@google.com>
2723 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2724 of OS to this->add. Add OD parameter to second form of the function.
2726 2010-12-20 Ian Lance Taylor <iant@google.com>
2728 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2729 second of two consecutive entries with same offset.
2731 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2733 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2734 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2735 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2736 to avoid unneeded links against $(LDADD).
2737 * testsuite/Makefile.in: Regenerate.
2739 2010-12-15 Ian Lance Taylor <iant@google.com>
2742 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2743 for R_X86_64_32 and R_X86_64_PC32.
2744 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2745 ver_matching_def_pic.o.
2746 (ver_matching_def_pic.o): New target.
2748 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2750 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2751 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2752 Move definition before File_read::View member definitions.
2753 (File_read::View::~View): Initialize and hold lock before
2754 updating current_mapped_bytes.
2756 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2758 * dwarf_reader.cc: Remove outdated comment.
2759 * gold-threads.cc: Fix typo in error message.
2760 * archive.cc: Fix typos in comments.
2761 * archive.h: Likewise.
2762 * arm-reloc-property.cc: Likewise.
2763 * arm-reloc-property.h: Likewise.
2764 * arm-reloc.def: Likewise.
2766 * attributes.h: Likewise.
2767 * cref.cc: Likewise.
2768 * ehframe.cc: Likewise.
2769 * fileread.h: Likewise.
2771 * i386.cc: Likewise.
2773 * incremental.h: Likewise.
2774 * int_encoding.cc: Likewise.
2775 * layout.h: Likewise.
2776 * main.cc: Likewise.
2777 * merge.h: Likewise.
2778 * object.cc: Likewise.
2779 * object.h: Likewise.
2780 * options.cc: Likewise.
2781 * readsyms.cc: Likewise.
2782 * reduced_debug_output.cc: Likewise.
2783 * reloc.cc: Likewise.
2784 * script-sections.cc: Likewise.
2785 * sparc.cc: Likewise.
2786 * symtab.h: Likewise.
2787 * target-reloc.h: Likewise.
2788 * target.cc: Likewise.
2789 * target.h: Likewise.
2790 * timer.cc: Likewise.
2791 * timer.h: Likewise.
2792 * x86_64.cc: Likewise.
2794 2010-12-09 Cary Coutant <ccoutant@google.com>
2796 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2798 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2799 parameter; change all callers.
2800 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2801 * options.h (warn_execstack): New option.
2803 2010-12-07 Doug Kwan <dougkwan@google.com>
2805 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2806 like function call relocations.
2808 2010-12-07 Ian Lance Taylor <iant@google.com>
2810 * archive.cc (Archive::get_elf_object_for_member): Permit
2811 punconfigured to be NULL.
2812 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2813 (Archive::include_member): Pass NULL to get_elf_object_for_member
2814 if we searched for the archive and this is the first included
2817 2010-12-01 Ian Lance Taylor <iant@google.com>
2819 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2820 track_relocs_type_ field.
2821 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2822 Set track_relocs_type_.
2823 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2824 contents when using RELA relocs.
2825 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2827 * reloc.cc (Track_relocs::next_addend): New function.
2828 * reloc.h (class Track_relocs): Declare next_addend.
2830 2010-12-01 Ian Lance Taylor <iant@google.com>
2832 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2835 2010-12-01 Ian Lance Taylor <iant@google.com>
2837 * README: Update compilers known to work and fail.
2839 2010-11-23 Matthias Klose <doko@ubuntu.com>
2841 * configure.in: For --enable-gold, handle value `default' instead of
2842 `both*'. Always install ld as ld.bfd, install as ld if gold is
2844 * configure: Regenerate.
2846 2010-11-18 Doug Kwan <dougkwan@google.com>
2848 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2849 and right_alignment to be zero. Store result alignment only if it is
2850 greater than existing alignment.
2852 2010-11-16 Cary Coutant <ccoutant@google.com>
2855 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2856 Check for ".zdebug_line".
2858 2010-11-16 Doug Kwan <dougkwan@google.com>
2859 Cary Coutant <ccoutant@google.com>
2861 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2862 by reference; adjust all callers.
2863 * output.cc (Output_segment::set_section_addresses): Adjust references
2864 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2866 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2867 end at page boundary.
2869 2010-11-16 Cary Coutant <ccoutant@google.com>
2872 * layout.cc (Layout::choose_output_section): Transform names of
2873 compressed sections even when using a script with a SECTIONS clause.
2874 (Layout::output_section_name): Remove code to transform
2875 compressed debug section names.
2876 * output.cc (Output_section::add_input_section): Use uncompressed
2877 section size when tracking input sections.
2879 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2881 * symtab.h (Symbol::NON_PIC_REF): Remove.
2882 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2883 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2884 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2885 (Symbol::use_plt_offset): Take a flags argument and pass it
2886 directly to needs_dynamic_reloc. Restrict check for undefined
2887 weak symbols to function calls.
2888 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2889 (Target_arm::Scan::global): Use it.
2890 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2891 (Target_arm::Relocate::relocate): Likewise.
2892 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2893 parameter with an r_type parameter. Use get_reference_flags
2895 (Target_arm::Relocate::relocate): Update accordingly.
2896 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2897 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2898 (Target_i386::Scan::global): Likewise.
2899 (Target_i386::Relocate::relocate): Likewise.
2900 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2901 parameter with an r_type parameter. Use get_reference_flags
2903 (Target_i386::Relocate::relocate): Update accordingly.
2904 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2905 (Target_powerpc::Scan::global): Use it.
2906 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2907 (Target_powerpc::Relocate::relocate): Likewise.
2908 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2909 (Target_sparc::Scan::global): Use it.
2910 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2911 (Target_sparc::Relocate::relocate): Likewise.
2912 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2913 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2914 (Target_x86_64::Scan::global): Likewise.
2915 (Target_x86_64::Relocate::relocate): Likewise.
2917 2010-11-08 Doug Kwan <dougkwan@google.com>
2918 Cary Coutant <ccoutant@google.com>
2920 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2921 (Arm_exidx_merge_section::section_contents_): New data member.
2922 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2923 (Arm_input_section::~Arm_input_section): De-allocate memory.
2924 (Arm_input_section::original_contents_): New data member.
2925 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2926 in parameters instead of calling Object::section_contents without
2928 (Arm_output_section::group_section): New parameter TASK. Pass it
2929 to callees that need locking objects.
2930 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2931 to lock EXIDX input sections. Fix a formatting issue. Call
2932 Arm_exidx_merged_section::build_contents to create merged section
2934 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2935 to lock object of stub table owner.
2936 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2937 TEXT_SIZE to initialize data member TEXT_SIZE_.
2938 (Arm_exidx_input_section::addralign): Fix typo in comment.
2939 (Arm_exidx_input_section::text_size): New method.
2940 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2941 that require locking objects. Lock objects before scanning for stubs
2942 and updating local symbols.
2943 (Arm_input_section<big_endian>::init): Copy contents of original
2945 (Arm_input_section<big_endian>::do_write): Use saved contents of
2946 original input section instead of calling Object::section_contents
2948 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2949 size without calling Object::section_size().
2950 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2951 for size. Allocate a buffer for merged EXIDX entries.
2952 (Arm_exidx_merged_section::build_contents): New method.
2953 (Arm_exidx_merged_section::do_write): Move merge section contents
2954 building code to Arm_exidx_merged_section::build_contetns. Write
2955 out contetns in buffer instead of building it on the fly.
2956 (Arm_relobj::make_exidx_input_section): Also pass text section size
2957 to Arm_exidx_input_section constructor.
2958 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2959 (Arm_dynobj::do_read_symbols): Fix memory leak.
2960 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2961 * target.h: (class Task): Add forward declaration.
2962 (Target::relax): Add new parameter TASK and pass it to
2964 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2966 2010-11-05 Cary Coutant <ccoutant@google.com>
2969 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2970 object when reading from the file.
2971 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2973 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2974 when reading section contents.
2975 (get_section_contents): Likewise.
2976 (icf::find_identical_sections): Likewise.
2977 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2978 object when reading from the file.
2979 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2980 the object when doing deferred section layout.
2982 2010-11-03 Nick Clifton <nickc@redhat.com>
2985 * script.h (class Symbol_assignment: name): New member. Returns
2986 the name of the symbol.
2987 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2988 Returns true if the given symbol name is on the list of
2989 assignments wating to be processed.
2990 * archive.cc (should_incldue_member): If the symbol is undefined,
2991 check to see if it is on the list of symbols pending assignment.
2993 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2995 * script-sections.cc (Script_sections::find_memory_region): Check
2996 for a NULL output section pointer.
2998 2010-10-29 Doug Kwan <dougkwan@google.com>
3000 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
3001 Output_section::add_relaxed_input_section.
3002 * output.cc (Output_section::add_relaxed_input_section): Add new
3003 arguments LAYOUT and NAME. Set section order index.
3004 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3005 Copy section order index.
3006 * output.h (Output_section::add_relaxed_input_section): Add new
3007 arguments LAYOUT and NAME.
3009 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3011 * testsuite/Makefile.am: Move gcctestdir/ld rule to
3012 NATIVE_OR_CROSS_LINKER.
3013 * testsuite/Makefile.in: Regenerate.
3015 2010-10-20 Doug Kwan <dougkwan@google.com>
3017 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
3018 without SHF_LINK_ORDER flags.
3019 * layout.cc (Layout::choose_output_section): Do not filter
3020 SHF_LINK_ORDER flag in a relocatable link.
3022 2010-10-17 Cary Coutant <ccoutant@google.com>
3024 * output.h (Output_segment::set_section_addresses): Change function
3025 signature. Update all callers.
3026 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
3028 (Output_segment::set_section_addresses): Align after last TLS
3029 section. Add padding before last relro section instead of after.
3031 2010-10-17 Doug Kwan <dougkwan@google.com>
3033 * gold/arm.cc (Target_arm::got_section): Use correct order and set
3034 GOT output section to be writable.
3036 2010-10-14 Cary Coutant <ccoutant@google.com>
3038 * debug.h (DEBUG_INCREMENTAL): New flag.
3039 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
3040 * gold.cc (queue_initial_tasks): Check parameters for incremental link
3042 * incremental.cc (report_command_line): Ignore all forms of
3044 * layout.cc (Layout::Layout): Check parameters for incremental link
3046 * options.cc (General_options::parse_incremental): New function.
3047 (General_options::parse_no_incremental): New function.
3048 (General_options::parse_incremental_full): New function.
3049 (General_options::parse_incremental_update): New function.
3050 (General_options::incremental_mode_): New data member.
3051 (General_options::finalize): Check incremental_mode_.
3052 * options.h (General_options): Update help text for --incremental.
3053 Add --no-incremental, --incremental-full, --incremental-update.
3054 (General_options::Incremental_mode): New enum type.
3055 (General_options::incremental_mode): New function.
3056 (General_options::incremental_mode_): New data member.
3057 * parameters.cc (Parameters::incremental_mode_): New data member.
3058 (Parameters::set_options): Set incremental_mode_.
3059 (Parameters::set_incremental_full): New function.
3060 (Parameters::incremental): New function.
3061 (Parameters::incremental_update): New function.
3062 (set_parameters_incremental_full): New function.
3063 * parameters.h (Parameters::set_incremental_full): New function.
3064 (Parameters::incremental): New function.
3065 (Parameters::incremental_update): New function.
3066 (Parameters::incremental_mode_): New data member.
3067 (set_parameters_incremental_full): New function.
3068 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
3069 incremental link mode.
3070 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
3071 (Sized_relobj::do_relocate_sections): Likewise.
3072 * testsuite/Makefile.am (incremental_test): Use --incremental-full
3074 * testsuite/Makefile.in: Regenerate.
3075 * testsuite/incremental_test.sh: Filter all forms of --incremental.
3077 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3079 * script-sections.h (class Script_sections): Make
3080 Sections_elements typedef public.
3081 * script-sections.cc (class Sort_output_sections): Add elements_
3082 field. Add constructor which sets it; change all callers.
3083 (Sort_output_sections::is_before): New function.
3084 (Sort_output_sections::operator()): Call is_before.
3085 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
3087 * testsuite/script_test_10.sh: New test. Test script section
3089 * testsuite/script_test_10.t: Likewise.
3090 * testsuite/script_test_10.s: Likewise.
3091 * testsuite/Makefile.am: Wrap the cross linker tests and the
3092 common tests into NATIVE_OR_CROSS_LINKER.
3093 (check_SCRIPTS): Add script_test_10.sh.
3094 (check_DATA): Add script_test_10.stdout.
3095 (script_test_10.o, script_test_10): New targets.
3096 (script_test_10.stdout): New target.
3097 * configure, testsuite/Makefile.in: Regenerate.
3099 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3101 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
3102 error for the deprecated relocations.
3103 (Target_arm::Scan::global): Likewise.
3104 (Target_arm::Relocate::relocate): Likewise.
3106 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3108 * fileread.cc (Input_file::find_file): Initialize *found_name
3109 and *namep when using the fallback search for case 4.
3111 2010-10-11 Cary Coutant <ccoutant@google.com>
3113 * options.h (class General_options): Redefine -z lazy as an alias for
3114 the negation of -z now.
3116 2010-10-11 Ian Lance Taylor <iant@google.com>
3118 * resolve.cc (symbol_to_bits): Report the value of the unsupported
3121 2010-10-06 Nick Clifton <nickc@redhat.com>
3123 * script-sections.cc(class Memory_region): Remove
3124 current_lma_offset_ field. Rename current_vma_offset_ to
3125 current_offset_. Add last_section_ field.
3126 (Memory_region::get_current_vma_address): Rename to
3127 get_current_address.
3128 (Memory_region::get_current_lma_address): Delete.
3129 (Memory_region::increment_vma_offset): Rename to
3131 (Memory_region::increment_lma_offset): Delete.
3132 (Memory_region::attributes_compatible): New method. Returns
3133 true if the provided section is compatible with the region.
3134 (Memory_region::get_last_section): New method. Returns the last
3135 section to use the region.
3136 (Memory_region::set_last_section): New method. Stores the last
3137 section to use the region.
3138 (Script_sections::block_in_region): New method. Returns true if
3139 a block of memory is contained within a region.
3140 (Script_sections::find_memory_region): New method. Locates a
3141 memory region to be used to set a VMA or LMA address.
3142 (Output_section_definition::set_section_addresses): Add code to
3143 check for addresses set by memory regions.
3144 (Output_segment::set_section_addresses): Remove memory region
3146 (Script_sections::create_segment): Add a warning if a header
3147 segment is created outside of any region.
3148 * script-sections.h (class Script_sections): Add prototypes for
3149 find_memory_region and block_in_region methods.
3150 * testsuite/memory_test.s: Use .long instead of .word.
3151 * testsuite/memory_test.t: Add some more output sections.
3152 * testsuite/memory_test.sh: Update expected output.
3154 2010-10-02 Doug Kwan <dougkwan@google.com>
3156 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3157 defintion to symtab.h
3158 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3159 declaration to defintion.
3161 2010-10-01 Nick Clifton <nickc@redhat.com>
3163 * expression.cc (eval): Replace dummy argument with NULL.
3164 (eval_maybe_dot): Check for a NULL result section pointer.
3165 (Symbol_expression::value): Likewise.
3166 (Dot_expression::value): Likewise.
3167 (BINARY_EXPRESSION): Likewise.
3168 (Max_expression::value): Likewise.
3169 (Min_expression::value): Likewise.
3170 (Absolute_expression::value): Likewise.
3171 (Addr_expression::value_from_output_section): Likewise.
3172 (Loaddddr_expression::value_from_output_section): Likewise.
3173 (Segment_start_expression::value): Likewise.
3174 * script-sections.cc
3175 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3177 (Sections_elememt_dot_assignment::set_section_addresses):
3179 (Output_data_expression::do_write_to_buffer): Likewise.
3180 (Output_section_definition::finalize_symbols): Likewise.
3181 (Output_section_definition::set_section_addresses): Likewise.
3183 2010-09-30 Doug Kwan <dougkwan@google.com>
3185 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3187 2010-09-28 Sriraman Tallam <tmsriram@google.com>
3189 * target.h (Target::can_icf_inline_merge_sections): New virtual
3191 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3193 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3195 * icf.cc (get_section_contents): Inline merge sections only when
3198 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3200 * configure: Regenerate.
3202 2010-09-17 Ian Lance Taylor <iant@google.com>
3204 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
3205 * testsuite/Makefile.am (memory_test.o): New target.
3206 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3208 * testsuite/Makefile.in: Rebuild.
3210 2010-09-17 Doug Kwan <dougkwan@google.com>
3212 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3213 defintion if relocation uses GOT entries of the symbol.
3214 * testsuite/icf_safe_test.sh: Fix test.
3215 * testsuite/icf_safe_so_test.sh: Fix test.
3217 2010-09-16 Cary Coutant <ccoutant@google.com>
3219 * script_sections.cc (class Memory_region): Remove "NULL" from
3220 vector initializations.
3222 2010-09-15 Cary Coutant <ccoutant@google.com>
3224 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3225 Resolve forwarding symbols.
3227 2010-09-15 Doug Kwan <dougkwan@google.com>
3229 * gold/testsuite/script_test_3.t: Add ARM special sections.
3230 * gold/testsuite/script_test_4.t: Same.
3231 * gold/testsuite/script_test_5.t: Same.
3232 * gold/testsuite/script_test_6.t: Same.
3233 * gold/testsuite/script_test_7.t: Same.
3234 * gold/testsuite/script_test_7.t: Same.
3235 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3237 2010-09-14 Cary Coutant <ccoutant@google.com>
3239 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3240 (Target_x86_64::Relocate::relocate_tls): Replace check for
3241 saw_tls_block_reloc_ with test for executable section.
3243 2010-09-12 Cary Coutant <ccoutant@google.com>
3245 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3246 position-independent executables to shared libraries need dynamic
3248 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3249 position-independent executables.
3250 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3251 * testsuite/Makefile.in: Regenerate.
3253 2010-09-10 Nick Clifton <nickc@redhat.com>
3256 * testsuite/memory_test.t: Discard any sections that are not
3259 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3262 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3263 "This::" to work around a bug in gcc 4.2.
3265 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3267 2010-09-09 Rafael Espindola <espindola@google.com>
3269 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3270 sections with different PF_X flags in the same segment.
3271 (Layout::find_first_load_seg): Search all segments to find the first
3273 * options.h (rosegment): New.
3275 2010-09-08 Rafael Espindola <espindola@google.com>
3277 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
3279 2010-09-08 Doug Kwan <dougkwan@google.com>
3281 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3282 (Arm_relobj::do_relocate_sections): Add new parameter for output
3283 file to match the parent.
3284 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3285 of local symbols instead of input values. Update code to track
3286 changes in gold::relocate_section.
3287 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3288 (Sized_relobj::compute_final_local_value_internal): New methods.
3289 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3290 body into private version of Sized_relobj::compute_final_local_value.
3291 Call the inline method.
3292 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3293 merged symbol value if there is one.
3294 (Symbol_value::has_output_value): New method defintiion.
3295 (Sized_relobj::Compute_final_local_value_status): New enum type.
3296 (Sized_relobj::compute_final_local_value): New methods.
3297 (Sized_relobj::compute_final_local_value_internal): New methods.
3298 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3299 and arm_cortex_a8.sh.
3300 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3301 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3303 * Makefile.in: Regenerate.
3304 * testsuite/arm_bl_out_of_range.s: Update test.
3305 * testsuite/thumb_bl_out_of_range.s: Ditto.
3306 * testsuite/thumb_blx_out_of_range.s: Ditto.
3307 * testsuite/arm_branch_out_of_range.sh: New file.
3308 * testsuite/arm_cortex_a8.sh: Ditto.
3309 * testsuite/arm_cortex_a8_b.s: Ditto.
3310 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3311 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3312 * testsuite/arm_cortex_a8_bl.s: Ditto.
3313 * testsuite/arm_cortex_a8_blx.s: Ditto.
3314 * testsuite/arm_cortex_a8_local.s: Ditto.
3315 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3316 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3318 2010-09-08 Rafael Espindola <espindola@google.com>
3320 * Makefile.am (memory_test.stdout): Run readelf with -W.
3321 * Makefile.in: Regenerate.
3322 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3325 2010-09-08 Rafael Espindola <espindola@google.com>
3327 * script-sections.cc (Script_sections::add_memory_region): Convert
3328 field precision to int.
3329 * script.cc (script_set_section_region, script_set_section_region):
3330 Convert field precision to int.
3332 2010-09-08 Rafael Espindola <espindola@google.com>
3334 * arm.cc (do_finalize_sections): Create the __exidx_start and
3335 __exdix_end symbols even when the section is missing.
3337 2010-09-08 Nick Clifton <nickc@redhat.com>
3339 * README: Remove claim that MEMORY is not supported.
3340 * expression.cc (script_exp_function_origin)
3341 (script_exp_function_length): Move from here to ...
3342 * script.cc: ... here.
3343 (script_set_section_region, script_add_memory)
3344 (script_parse_memory_attr, script_include_directive): New
3346 * script-sections.cc
3347 (class Memory_region): New class.
3348 (class Output_section_definition): Add set_memory_region,
3349 set_section_vma, set_section_lma and get_section_name methods.
3350 (class Script_Sections): Add add_memory_region,
3351 find_memory_region, find_memory_region_origin,
3352 find_memory_region_length and set_memory_region methods.
3353 Have set_section_addresses method walk the list of set memory
3355 Extend the print methos to display memory regions.
3356 * script-sections.h: Add prototypes for new methods.
3357 Add enum for MEMORY region attributes.
3358 * yyscript.y: Add support for parsing MEMORY regions.
3359 * script-c.h: Add prototypes for new functions.
3360 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3361 * testsuite/Makefile.in: Regenerate.
3362 * testsuite/memory_test.sh: New script.
3363 * testsuite/memory_test.s: New assembler source file.
3364 * testsuite/memory_test.t: New linker script.
3366 2010-08-27 Doug Kwan <dougkwan@google.com>
3368 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3369 reference override an existing dynamic weak reference.
3370 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3371 * testsuite/Makefile.in: Regenerate.
3372 * testsuite/dyn_weak_ref.sh: New file.
3373 * testsuite/dyn_weak_ref_1.c: Ditto.
3374 * testsuite/dyn_weak_ref_2.c: Ditto.
3376 2010-08-27 Ian Lance Taylor <iant@google.com>
3378 * incremental.h (class Incremental_input_entry): Add virtual
3381 2010-08-27 Ian Lance Taylor <iant@google.com>
3383 * testsuite/start_lib_test_3.c: Mark t3 as used.
3385 2010-08-27 Nick Clifton <nickc@redhat.com>
3387 * options.cc (version_script): Fix small typo in previous
3390 2010-08-25 Nick Clifton <nickc@redhat.com>
3392 * archive.cc: Formatting fixes: Remove whitespace between
3393 typename and following asterisk. Remove whitespace between
3394 function name and opening parenthesis.
3395 * archive.h: Likewise.
3397 * attributes.cc: Likewise.
3398 * attributes.h: Likewise.
3399 * common.cc: Likewise.
3400 * copy-relocs.cc: Likewise.
3401 * dirsearch.h: Likewise.
3402 * dynobj.cc: Likewise.
3403 * ehframe.cc: Likewise.
3404 * ehframe.h: Likewise.
3405 * expression.cc: Likewise.
3406 * fileread.cc: Likewise.
3407 * fileread.h: Likewise.
3409 * gold-threads.cc: Likewise.
3410 * gold.cc: Likewise.
3411 * i386.cc: Likewise.
3413 * incremental-dump.cc: Likewise.
3414 * incremental.cc: Likewise.
3415 * layout.cc: Likewise.
3416 * layout.h: Likewise.
3417 * main.cc: Likewise.
3418 * merge.cc: Likewise.
3419 * merge.h: Likewise.
3420 * object.cc: Likewise.
3421 * object.h: Likewise.
3422 * options.cc: Likewise.
3423 * options.h: Likewise.
3424 * output.cc: Likewise.
3425 * output.h: Likewise.
3426 * plugin.cc: Likewise.
3427 * plugin.h: Likewise.
3428 * powerpc.cc: Likewise.
3429 * reloc.cc: Likewise.
3430 * script-c.h: Likewise.
3431 * script-sections.cc: Likewise.
3432 * script.cc: Likewise.
3433 * stringpool.cc: Likewise.
3434 * symtab.cc: Likewise.
3435 * symtab.h: Likewise.
3436 * target.cc: Likewise.
3437 * timer.cc: Likewise.
3438 * timer.h: Likewise.
3439 * version.cc: Likewise.
3440 * x86_64.cc: Likewise.
3442 2010-08-24 Nick Clifton <nickc@redhat.com>
3445 * layout.cc (segment_precedes): Sort segments by their physical
3446 addresses, if they have been set.
3448 2010-08-23 Cary Coutant <ccoutant@google.com>
3450 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3452 (Lib_group::include_member): Unlock object after deleting its
3454 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3457 2010-08-19 Neil Vachharajani <nvachhar@google.com>
3458 Cary Coutant <ccoutant@google.com>
3460 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3461 constructor, and set_blocker.
3462 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3464 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3465 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3466 * testsuite/Makefile.am (start_lib_test): New test case.
3467 * testsuite/Makefile.in: Regenerate.
3468 * testsuite/start_lib_test_main.c: New file.
3469 * testsuite/start_lib_test_1.c: New file.
3470 * testsuite/start_lib_test_2.c: New file.
3471 * testsuite/start_lib_test_3.c: New file.
3473 2010-08-19 Ian Lance Taylor <iant@google.com>
3475 * Makefile.in: Rebuild with automake 1.11.1.
3476 * aclocal.m4: Likewise.
3477 * testsuite/Makefile.in: Likewise.
3479 2010-08-19 Ian Lance Taylor <iant@google.com>
3482 * i386.cc (class Output_data_plt_i386): Update declarations.
3483 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3484 local_ifuncs_ fields.
3485 (Target_i386::do_plt_section_for_global): New function.
3486 (Target_i386::do_plt_section_for_local): New function.
3487 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3488 parameter; change all callers. Initialize global_ifuncs_ and
3489 local_ifuncs_. If doing a static link define __rel_iplt_start and
3491 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3492 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3493 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3495 (Target_i386::make_plt_section): New function, broken out of
3496 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3497 (Target_i386::make_plt_entry): Call make_plt_section.
3498 (Target_i386::make_local_ifunc_plt_entry): New function.
3499 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3500 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3501 R_386_IRELATIVE to switch.
3502 (Target_i386::Scan::global): Likewise.
3503 (Target_i386::Relocate::relocate): Likewise.
3504 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3506 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3507 (Target_x86_64::do_plt_section_for_global): New function.
3508 (Target_x86_64::do_plt_section_for_local): New function.
3509 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3510 parameter; change all callers. If doing a static link define
3511 __rela_iplt_start and __rela_iplt_end.
3512 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3513 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3514 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3516 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3517 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3519 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3520 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3521 R_X86_64_IRELATIVE to switch.
3522 (Target_x86_64::Scan::global): Likewise.
3523 (Target_x86_64::Relocate::relocate): Likewise.
3524 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3526 * target.h (class Target): Add plt_section_for_global and
3527 plt_section_for_local functions. Add do_plt_section_for_global
3528 and do_plt_section_for_local virtual functions.
3529 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3530 clarifying comments.
3531 (Symbol::use_plt_offset): Handle IFUNC symbol.
3532 * object.cc (Sized_relobj::Sized_relobj): Initialize
3534 (Sized_relobj::local_has_plt_offset): New function.
3535 (Sized_relobj::local_plt_offset): New function.
3536 (Sized_relobj::set_local_plt_offset): New function.
3537 (Sized_relobj::do_count): Handle IFUNC symbol.
3538 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3539 a bit away from input_shndx_ field. Add set_is_func_symbol and
3540 is_ifunc_symbol functions.
3541 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3542 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3543 local_plt_offsets_ field.
3544 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3545 * output.h (class Output_section_data): Add non-const
3546 output_section function.
3547 (class Output_data_got): Update declarations.
3548 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3549 Add use_plt_offset parameter to global and local constructors.
3550 Change all callers. Change local_sym_index_ field to 31 bits.
3551 Change GSYM_CODE and CONSTANT_CODE accordingly.
3552 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3553 doing a static link don't set sh_link field.
3554 (Output_data_got::Got_entry::write): Use PLT offset if
3556 (Output_data_got::add_global_plt): New function.
3557 (Output_data_got::add_local_plt): New function.
3558 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3559 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3560 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3561 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3562 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3564 * testsuite/ifunc-sel.h: New file.
3565 * testsuite/ifuncmain1.c: New file.
3566 * testsuite/ifuncmain1vis.c: New file.
3567 * testsuite/ifuncmod1.c: New file.
3568 * testsuite/ifuncdep2.c: New file.
3569 * testsuite/ifuncmain2.c: New file.
3570 * testsuite/ifuncmain3.c: New file.
3571 * testsuite/ifuncmod3.c: New file.
3572 * testsuite/ifuncmain4.c: New file.
3573 * testsuite/ifuncmain5.c: New file.
3574 * testsuite/ifuncmod5.c: New file.
3575 * testsuite/ifuncmain6pie.c: New file.
3576 * testsuite/ifuncmod6.c: New file.
3577 * testsuite/ifuncmain7.c: New file.
3578 * configure, testsuite/Makefile.in: Rebuild.
3580 2010-08-18 Ian Lance Taylor <iant@google.com>
3583 (Output_section_incremental_inputs::write_input_files): Add cast
3584 to avoid signed/unsigned comparison warning.
3585 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3587 2010-08-12 Cary Coutant <ccoutant@google.com>
3589 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3591 2010-08-13 Ian Lance Taylor <iant@google.com>
3593 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3595 2010-08-12 Cary Coutant <ccoutant@google.com>
3596 Doug Kwan <dougkwan@google.com>
3598 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3599 defintion overrides non-weak undef, remember that the original undef
3601 * symtab.cc (Symbol_table::sized_write_global): For undef without
3602 an original weak binding, set binding to global in output.
3603 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3604 * testsuite/Makefile.in: Regenerate.
3605 * testsuite/strong_ref_weak_def.sh: New file.
3606 * testsuite/strong_ref_weak_def_1.c: Ditto.
3607 * testsuite/strong_ref_weak_def_2.c: Ditto.
3609 2010-08-12 Cary Coutant <ccoutant@google.com>
3611 * testsuite/incremental_test.sh: Rewrite.
3612 * testsuite/incremental_test_1.c: Rewrite.
3613 * testsuite/incremental_test_2.c: Rewrite.
3615 2010-08-12 Cary Coutant <ccoutant@google.com>
3617 * arm.cc (Target_arm::got_size): Add const.
3618 (Target_arm::got_entry_count): New function.
3619 (Target_arm::plt_entry_count): New function.
3620 (Target_arm::first_plt_entry_offset): New function.
3621 (Target_arm::plt_entry_size): New function.
3622 (Output_data_plt_arm::entry_count): New function.
3623 (Output_data_plt_arm::first_plt_entry_offset): New function.
3624 (Output_data_plt_arm::get_plt_entry_size): New function.
3625 * i386.cc (Target_i386::got_size): Add const.
3626 (Target_i386::got_entry_count): New function.
3627 (Target_i386::plt_entry_count): New function.
3628 (Target_i386::first_plt_entry_offset): New function.
3629 (Target_i386::plt_entry_size): New function.
3630 (Output_data_plt_i386::entry_count): New function.
3631 (Output_data_plt_i386::first_plt_entry_offset): New function.
3632 (Output_data_plt_i386::get_plt_entry_size): New function.
3633 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3634 find_incremental_inputs_sections. Dump incremental_got_plt section.
3635 * incremental.cc: Include target.h.
3636 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3637 parameter. Adjust all callers. Find incremental_got_plt section.
3638 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3640 (Output_section_incremental_inputs::set_final_data_size): Calculate
3641 size of incremental_got_plt section.
3642 (Output_section_incremental_inputs::do_write): Write the
3643 incremental_got_plt section.
3644 (Got_plt_view_info): New struct.
3645 (Local_got_offset_visitor): New class.
3646 (Global_got_offset_visitor): New class.
3647 (Global_symbol_visitor_got_plt): New class.
3648 (Output_section_incremental_inputs::write_got_plt): New function.
3649 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3650 Add parameter. Adjust all callers.
3651 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3652 (Incremental_inputs::got_plt_section): New function.
3653 (Incremental_inputs::got_plt_section_): New data member.
3654 (Incremental_got_plt_reader): New class.
3655 * layout.cc (Layout::create_incremental_info_sections): Add the
3656 incremental_got_plt section.
3657 * object.h (Got_offset_list::get_list): New function.
3658 (Got offset_list::for_all_got_offsets): New function.
3659 (Sized_relobj::local_got_offset_list): New function.
3660 * powerpc.cc (Target_powerpc::got_size): Add const.
3661 (Target_powerpc::got_entry_count): New function.
3662 (Target_powerpc::plt_entry_count): New function.
3663 (Target_powerpc::first_plt_entry_offset): New function.
3664 (Target_powerpc::plt_entry_size): New function.
3665 (Output_data_plt_powerpc::entry_count): New function.
3666 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3667 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3668 * sparc.cc (Target_sparc::got_size): Add const.
3669 (Target_sparc::got_entry_count): New function.
3670 (Target_sparc::plt_entry_count): New function.
3671 (Target_sparc::first_plt_entry_offset): New function.
3672 (Target_sparc::plt_entry_size): New function.
3673 (Output_data_plt_sparc::entry_count): New function.
3674 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3675 (Output_data_plt_sparc::get_plt_entry_size): New function.
3676 * symtab.h (Symbol::got_offset_list): New function.
3677 (Symbol_table::for_all_symbols): New function.
3678 * target.h (Sized_target::got_entry_count): New function.
3679 (Sized_target::plt_entry_count): New function.
3680 (Sized_target::plt_entry_size): New function.
3681 * x86_64.cc (Target_x86_64::got_size): Add const.
3682 (Target_x86_64::got_entry_count): New function.
3683 (Target_x86_64::plt_entry_count): New function.
3684 (Target_x86_64::first_plt_entry_offset): New function.
3685 (Target_x86_64::plt_entry_size): New function.
3686 (Output_data_plt_x86_64::entry_count): New function.
3687 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3688 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3690 2010-08-12 Cary Coutant <ccoutant@google.com>
3692 * archive.cc: Include incremental.h.
3693 (Archive::Archive): Initialize incremental_info_.
3694 (Archive::include_member): Record archive members in incremental info.
3695 (Add_archive_symbols::run): Record begin and end of an archive in
3697 (Lib_group::include_member): Record objects in incremental info.
3698 * archive.h (Incremental_archive_entry): Forward declaration.
3699 (Archive::set_incremental_info): New member function.
3700 (Archive::incremental_info): New member function.
3701 (Archive::Unused_symbol_iterator): New class.
3702 (Archive::unused_symbols_begin): New member function.
3703 (Archive::unused_symbols_end): New member function.
3704 (Archive::incremental_info_): New data member.
3705 * incremental-dump.cc (find_input_containing_global): New function.
3706 (dump_incremental_inputs): Dump new incremental info sections.
3707 * incremental.cc: Include symtab.h.
3708 (Output_section_incremental_inputs): New class.
3709 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3710 new incremental info sections.
3711 (Sized_incremental_binary::do_check_inputs): Likewise.
3712 (Incremental_inputs::report_archive): Remove.
3713 (Incremental_inputs::report_archive_begin): New function.
3714 (Incremental_inputs::report_archive_end): New function.
3715 (Incremental_inputs::report_object): New function.
3716 (Incremental_inputs::finalize_inputs): Remove.
3717 (Incremental_inputs::report_input_section): New function.
3718 (Incremental_inputs::report_script): Rewrite.
3719 (Incremental_inputs::finalize): Do nothing but finalize string table.
3720 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3721 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3722 (Incremental_inputs::create_data_sections): New function.
3723 (Incremental_inputs::relocs_entsize): New function.
3724 (Output_section_incremental_inputs::set_final_data_size): New function.
3725 (Output_section_incremental_inputs::do_write): New function.
3726 (Output_section_incremental_inputs::write_header): New function.
3727 (Output_section_incremental_inputs::write_input_files): New function.
3728 (Output_section_incremental_inputs::write_info_blocks): New function.
3729 (Output_section_incremental_inputs::write_symtab): New function.
3730 * incremental.h (Incremental_script_entry): Forward declaration.
3731 (Incremental_object_entry): Forward declaration.
3732 (Incremental_archive_entry): Forward declaration.
3733 (Incremental_inputs): Forward declaration.
3734 (Incremental_inputs_header_data): Remove.
3735 (Incremental_inputs_header): Remove.
3736 (Incremental_inputs_header_write): Remove.
3737 (Incremental_inputs_entry_data): Remove.
3738 (Incremental_inputs_entry): Remove.
3739 (Incremental_inputs_entry_write): Remove.
3740 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3741 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3742 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3743 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3745 (Incremental_input_entry): New class.
3746 (Incremental_script_entry): New class.
3747 (Incremental_object_entry): New class.
3748 (Incremental_archive_entry): New class.
3749 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3750 (Incremental_inputs::report_inputs): Remove.
3751 (Incremental_inputs::report_archive): Remove.
3752 (Incremental_inputs::report_archive_begin): New function.
3753 (Incremental_inputs::report_archive_end): New function.
3754 (Incremental_inputs::report_object): Change prototype.
3755 (Incremental_inputs::report_input_section): New function.
3756 (Incremental_inputs::report_script): Change prototype.
3757 (Incremental_inputs::get_reloc_count): New function.
3758 (Incremental_inputs::set_reloc_count): New function.
3759 (Incremental_inputs::create_data_sections): New function.
3760 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3761 (Incremental_inputs::inputs_section): New function.
3762 (Incremental_inputs::symtab_section): New function.
3763 (Incremental_inputs::relocs_section): New function.
3764 (Incremental_inputs::get_stringpool): Add const.
3765 (Incremental_inputs::command_line): Add const.
3766 (Incremental_inputs::inputs): Remove.
3767 (Incremental_inputs::command_line_key): New function.
3768 (Incremental_inputs::input_file_count): New function.
3769 (Incremental_inputs::input_files): New function.
3770 (Incremental_inputs::relocs_entsize): New function.
3771 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3772 (Incremental_inputs::finalize_inputs): Remove.
3773 (Incremental_inputs::Input_info): Remove.
3774 (Incremental_inputs::lock_): Remove.
3775 (Incremental_inputs::inputs_): Change type.
3776 (Incremental_inputs::inputs_map_): Remove.
3777 (Incremental_inputs::current_object_entry_): New data member.
3778 (Incremental_inputs::inputs_section_): New data member.
3779 (Incremental_inputs::symtab_section_): New data member.
3780 (Incremental_inputs::relocs_section_): New data member.
3781 (Incremental_inputs::reloc_count_): New data member.
3782 (Incremental_inputs_reader): New class.
3783 (Incremental_symtab_reader): New class.
3784 (Incremental_relocs_reader): New class.
3785 * layout.cc (Layout::finalize): Move finalization of incremental info
3786 and creation of incremental info sections to follow finalization of
3787 symbol table. Set offsets for postprocessing sections.
3788 (Layout::create_incremental_info_sections): Call
3789 Incremental_inputs::create_data_sections. Add incremental symtab
3790 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3791 sections to layout after input sections.
3792 * layout.h (struct Timespec): Forward declaration.
3793 (Layout::incremental_inputs): Add const.
3794 (Layout::create_incremental_info_sections): Add parameter.
3795 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3796 * object.cc: Include incremental.h.
3797 (Relobj::finalize_incremental_relocs): New function.
3798 (Sized_relobj::do_layout): Record input sections in incremental info.
3799 * object.h (Object::output_section): New function.
3800 (Object::output_section_offset): Moved from Relobj.
3801 (Object::get_incremental_reloc_base): New function.
3802 (Object::get_incremental_reloc_count): New function.
3803 (Object::do_output_section): New function.
3804 (Object::do_output_section_offset): Moved from Relobj.
3805 (Object::do_get_incremental_reloc_base): New function.
3806 (Object::do_get_incremental_reloc_count): New function.
3807 (Object::Object): Initialize new data members.
3808 (Relobj::output_section): Renamed do_output_section and moved to
3810 (Relobj::output_section_offset): Moved to Object.
3811 (Relobj::do_get_incremental_reloc_base): New function.
3812 (Relobj::do_get_incremental_reloc_count): New function.
3813 (Relobj::allocate_incremental_reloc_counts): New function.
3814 (Relobj::count_incremental_reloc): New function.
3815 (Relobj::finalize_incremental_relocs): New function.
3816 (Relobj::next_incremental_reloc_index): New function.
3817 (Relobj::reloc_counts_): New data member.
3818 (Relobj::reloc_bases_): New data member.
3819 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3820 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3821 (Sized_relobj::incremental_relocs_scan): New function.
3822 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3823 (Sized_relobj::incremental_relocs_write): New function.
3824 (Sized_relobj::incremental_relocs_write_reltype): New function.
3825 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3827 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3828 archives and object files elsewhere.
3829 (Add_symbols::run): Report object files here.
3830 (Finish_group::run): Report end of archive at end of group.
3831 * reloc.cc: Include layout.h, incremental.h.
3832 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3833 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3834 (Sized_relobj::incremental_relocs_scan): New function.
3835 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3836 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3837 (Sized_relobj::incremental_relocs_write): New function.
3838 (Sized_relobj::incremental_relocs_write_reltype): New function.
3839 * script.cc (read_input_script): Rewrite test for incremental link.
3840 Change call to Incremental_inputs::report_script.
3841 * symtab.h (Symbol_table::first_global_index): New function.
3842 (Symbol_table::output_count): New function.
3844 2010-08-12 Doug Kwan <dougkwan@google.com>
3846 * arm.cc (Target_arm::merge_object_attributes): Check command line
3847 options --no-wchar-size-warning and --no-enum-size-warning.
3848 * options.h (General_options): Add ld-compatible options
3849 --no-enum-size-warning and --no-wchar-size-warning.
3851 2010-08-04 Ian Lance Taylor <iant@google.com>
3853 * x86_64.cc (Target_x86_64::Scan::local): Use
3854 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3855 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3856 (Target_x86_64::Scan::global): Likewise.
3857 (Target_x86_64::Relocate::relocate): Likewise.
3858 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3861 2010-08-03 Cary Coutant <ccoutant@google.com>
3863 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3864 to reserve space in merged_strings vector. Keep total input size
3866 (Output_merge_string::do_print_merge_stats): Print total input size.
3867 * merge.h (Output_merge_string): Add input_size_ field.
3868 * stringpool.cc (Stringpool_template::string_length): Move
3869 implementations out of Stringpool_template class and place in
3871 * stringpool.h (string_length): Move out of Stringpool_template.
3873 2010-08-03 Ian Lance Taylor <iant@google.com>
3876 * layout.cc (relaxation_loop_body): If address of load segment is
3877 set, adjust address to include headers if possible.
3879 2010-08-03 Ian Lance Taylor <iant@google.com>
3881 * version.cc (version_string): Bump to 1.10.
3883 2010-08-03 Ian Lance Taylor <iant@google.com>
3886 * layout.h (enum Output_section_order): Define.
3887 (class Layout): Update declarations.
3888 * layout.cc (Layout::get_output_section): Add order parameter.
3889 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3890 is_first_non_relro parameters. Change all callers.
3891 (Layout::choose_output_section): Likewise.
3892 (Layout::add_output_section_data): Likewise.
3893 (Layout::make_output_section): Likewise. Set order.
3894 (Layout::default_section_order): New function.
3895 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3896 * output.cc (Output_section::Output_section): Initialize order_.
3897 Don't initialize deleted fields.
3898 (Output_segment::Output_segment): Don't initialize deleted
3900 (Output_segment::add_output_section_to_load): New function
3901 replacing add_output_section. Change all callers to call this or
3902 add_output_section_to_nonload.
3903 (Output_segment::add_output_section_to_nonload): New function.
3904 (Output_segment::remove_output_section): Rewrite.
3905 (Output_segment::add_initial_output_data): Likewise.
3906 (Output_segment::has_any_data_sections): Likewise.
3907 (Output_segment::is_first_section_relro): Likewise.
3908 (Output_segment::maximum_alignment): Likewise.
3909 (Output_segment::has_dynamic_reloc): New function replacing
3910 dynamic_reloc_count. Change all callers.
3911 (Output_segment::has_dynamic_reloc_list): New function replacing
3912 dynamic_reloc_count_list. Change all callers.
3913 (Output_segment::set_section_addresses): Rewrite.
3914 (Output_segment::set_offset): Rewrite.
3915 (Output_segment::find_first_and_last_list): Remove.
3916 (Output_segment::set_tls_offsets): Rewrite.
3917 (Output_segment::first_section_load_address): Likewise.
3918 (Output_segment::output_section_count): Likewise.
3919 (Output_segment::section_with_lowest_load_address): Likewise.
3920 (Output_segment::write_section_headers): Likewise.
3921 (Output_segment::print_sections_to_map): Likewise.
3922 * output.h (class Output_data): Remove dynamic_reloc_count_
3923 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3924 (Output_data::add_dynamic_reloc): Rewrite.
3925 (Output_data::has_dynamic_reloc): New function.
3926 (Output_data::dynamic_reloc_count): Remove.
3927 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3928 is_last_relro_, is_first_non_relro_, is_interp_,
3929 is_dynamic_linker_section_ fields. Add order and set_order
3930 functions. Remove is_relro_local, set_is_relro_local,
3931 is_last_relro, set_is_last_relro, is_first_non_relro,
3932 set_is_first_non_relro functions, is_interp, set_is_interp,
3933 is_dynamic_linker_section, and set_is_dynamic_linker_section
3935 (class Output_segment): Change Output_data_list from std::list to
3936 std:;vector. Add output_lists_ field. Remove output_data_ and
3937 output_bss_ fields. Update declarations.
3939 2010-08-02 Ian Lance Taylor <iant@google.com>
3941 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3942 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3943 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3945 2010-08-02 Ian Lance Taylor <iant@google.com>
3948 * script.cc (Script_options::Script_options): Initialize
3949 symbol_definitions_ and symbol_references_.
3950 (Script_options::add_symbol_assignment): Update
3951 symbol_definitions_ and symbol_references_.
3952 (Script_options::add_symbol_reference): New function.
3953 (script_symbol): New function.
3954 * script.h (class Script_options): Add symbol_definitions_ and
3955 symbol_references_ fields.
3956 (Script_options::referenced_const_iterator): New type.
3957 (Script_options::referenced_begin): New function.
3958 (Script_options::referenced_end): New function.
3959 (Script_options::is_referenced): New function.
3960 (Script_options::any_unreferenced): New function.
3961 * script-c.h (script_symbol): Declare.
3962 * yyscript.y (exp): Call script_symbol.
3963 * symtab.cc: Include "script.h".
3964 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3965 Change all callers. Check symbols referenced by scripts.
3966 (Symbol_table::add_undefined_symbols_from_command_line): Add
3967 layout parameter. Change all callers.
3968 (Symbol_table::do_add_undefined_symbols_from_command_line):
3969 Likewise. Break out loop body. Check symbols referenced by
3971 (Symbol_table::add_undefined_symbol_from_command_line): New
3972 function broken out of
3973 do_add_undefined_symbols_from_command_line.
3974 * symtab.h (class Symbol_table): Update declarations.
3975 * archive.cc: Include "layout.h".
3976 (Archive::should_include_member): Add layout parameter. Change
3977 all callers. Check for symbol mentioned in expression.
3978 * archive.h (class Archive): Update declaration.
3979 * object.cc (Sized_relobj::do_should_include_member): Add layout
3981 * object.h (Object::should_include_member): Add layout parameter.
3983 (Object::do_should_include_member): Add layout parameter.
3984 (class Sized_relobj): Update declaration.
3985 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3987 * dynobj.h (class Sized_dynobj): Update declaration.
3988 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3990 * plugin.h (class Sized_pluginobj): Update declaration.
3992 2010-08-02 Ian Lance Taylor <iant@google.com>
3995 * output.cc (Output_segment::set_offset): Search for the first and
3996 last sections rather than assuming that the list is in order.
3997 (Output_segment::find_first_and_last_list): New function.
3998 * output.h (class Output_segment): Update declarations.
3999 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4000 (relro_strip_test_SOURCES): New variable.
4001 (relro_strip_test_DEPENDENCIES): New variable.
4002 (relro_strip_test_LDFLAGS): New variable.
4003 (relro_strip_test_LDADD): New variable.
4004 (relro_strip_test.so): New target.
4006 2010-08-02 Ian Lance Taylor <iant@google.com>
4008 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
4009 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
4010 (Target_i386::got_tlsdesc_section): New function.
4011 (Target_i386::got_section): Create space for GOT entries for
4012 TLSDESC relocations.
4013 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
4015 (Target_i386::Scan::global): Likewise.
4016 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
4018 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
4019 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
4020 (Target_x86_64::got_tlsdesc_section): New function.
4021 (Target_x86_64::got_section): Create space for GOT entries for
4022 TLSDESC relocations.
4023 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
4025 (Target_x86_64::Scan::global): Likewise.
4026 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
4029 2010-08-02 Ian Lance Taylor <iant@google.com>
4031 * testsuite/final_layout.sh: Use dc to convert from hex to
4034 2010-07-29 Sriraman Tallam <tmsriram@google.com>
4036 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
4037 paramter to the call to gold::gc_process_relocs.
4038 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
4039 paramter to the call to gold::gc_process_relocs.
4040 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
4041 parameter to the call to gold::gc_process_relocs.
4042 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
4043 template parameter to the call to gold::gc_process_relocs.
4044 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
4045 paramter to the call to gold::gc_process_relocs.
4046 * gc.h (get_embedded_addend_size): New function.
4047 (gc_process_relocs): Save the size of the reloc for use by ICF.
4048 * icf.cc (get_section_contents): Get the addend from the text section
4049 for SHT_REL relocation sections.
4050 * icf.h (Icf::Reloc_addend_size_info): New typedef.
4051 (Icf::Reloc_info): Add new member reloc_addend_size_info.
4052 * int_encoding.h (read_from_pointer): New overloaded function.
4053 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
4054 * testsuite/icf_sht_rel_addend_test.sh: New file.
4055 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
4056 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
4058 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4060 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4061 * Makefile.in: Regenerate.
4062 * testsuite/Makefile.in: Regenerate.
4064 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
4066 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
4067 * gold/testsuite/debug_msg.cc: Likewise.
4068 * gold/testsuite/odr_violation1.cc
4069 * gold/testsuite/odr_violation2.cc
4071 2010-07-21 Cary Coutant <ccoutant@google.com>
4073 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4074 string, and length fields.
4075 (Output_merge_string::Merged_strings_list): New type.
4076 (Output_merge_string::Merged_strings_lists): New typedef.
4077 (Output_merge_string): Replace merged_strings_ with
4078 merged_strings_lists_.
4079 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
4080 Merged_strings_list per input object and section. Don't store pointer
4081 to the string. Don't store length with each merged string entry.
4082 (Output_merge_string::finalize_merged_data): Loop over list of merged
4083 strings lists. Recompute length of each merged string.
4085 2010-07-15 Cary Coutant <ccoutant@google.com>
4087 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
4090 2010-07-14 Ian Lance Taylor <iant@google.com>
4092 * descriptors.cc (Descriptors::open): Report correct name in error
4095 2010-07-13 Doug Kwan <dougkwan@google.com>
4097 * arm.cc (Arm_input_section::Arm_input_section): For a
4098 SHT_ARM_EXIDX section, always keeps the input sections.
4099 (Arm_input_section::set_exidx_section_link): New method.
4100 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
4101 has_errors_ to false.
4102 (Arm_exidx_input_section::has_errors,
4103 Arm_exidx_input_section::set_has_errors): New methods.
4104 (Arm_exidx_input_section::has_errors_): New data member.
4105 (Arm_relobj::get_exidx_shndx_list): New method.
4106 (Arm_output_section::append_text_sections_to_list): Do not skip
4107 section without SHF_EXECINSTR.
4108 (Arm_output_section::fix_exidx_coverage): Skip input sections with
4110 (Arm_relobj::make_exidx_input_section): Add new parameter for text
4111 section header. Make error messages more verbose. Check for
4112 a non-executable section linked to an EXIDX section.
4113 (Arm_relobj::do_read_symbols): Remove error checking, which has been
4114 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
4115 check that there is no deferred EXIDX section if we exit early.
4116 Instead of not making an EXIDX section in case of an error, make one
4117 and set the has_errors flag of it.
4118 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
4119 in a relocatable link.
4120 (Target_arm::do_relax): Look for the EXIDX output section instead of
4121 assuming that it is called .ARM.exidx.
4122 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4123 section list. Do not check for SHF_EXECINSTR section flags but
4124 skip any input section with errors.
4125 * output.cc (Output_section::Output_section): Initialize
4126 always_keeps_input_sections_ to false.
4127 (Output_section::add_input_section): Check for
4128 always_keeps_input_sections_.
4129 * output.h (Output_section::always_keeps_input_sections,
4130 Output_section::set_always_keeps_input_sections): New methods.
4131 (Output_section::always_keeps_input_sections): New data member.
4133 2010-07-13 Rafael Espindola <espindola@google.com>
4135 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4136 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4138 2010-07-13 Philip Herron <herron.philip@googlemail.com>
4139 Ian Lance Taylor <iant@google.com>
4141 * output.h (Output_section_lookup_maps::add_merge_section):
4142 Correct check of whether value was inserted.
4143 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4144 (Output_section_lookup_maps::add_relaxed_input_section):
4146 * arm.cc (Target_arm::got_section): Remove used local os.
4147 * i386.cc (Target_i386::got_section): Likewise.
4148 * x86_64.cc (Target_x86_64::got_section): Likewise.
4149 * sparc.cc (Target_sparc::got_section): Likewise.
4150 (Target_sparc::relocate): Remove unused local have_got_offset.
4151 * powerpc.cc (Target_powerpc::relocate): Likewise.
4153 2010-07-13 Ian Lance Taylor <iant@google.com>
4155 * compressed_output.cc (zlib_decompress): Fix signature in
4158 * archive.cc (Archive::include_member): Unlock an external member
4159 of a thin archive. Don't bother to delete an object we know is
4162 2010-07-12 Cary Coutant <ccoutant@google.com>
4164 * compressed_output.cc (zlib_decompress): New function.
4165 (get_uncompressed_size): New function.
4166 (decompress_input_section): New function.
4167 * compressed_output.h (get_uncompressed_size): New function.
4168 (decompress_input_section): New function.
4169 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4170 Handle compressed debug sections.
4171 * layout.cc (is_compressed_debug_section): New function.
4172 (Layout::output_section_name): Map compressed section names to
4174 * layout.h (is_compressed_debug_section): New function.
4175 (is_debug_info_section): Recognize compressed debug sections.
4176 * merge.cc: Include compressed_output.h.
4177 (Output_merge_data::do_add_input_section): Handle compressed
4179 (Output_merge_string::do_add_input_section): Handle compressed
4181 * object.cc: Include compressed_output.h.
4182 (Sized_relobj::Sized_relobj): Initialize new data members.
4183 (build_compressed_section_map): New function.
4184 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4185 * object.h (Object::section_is_compressed): New method.
4186 (Object::do_section_is_compressed): New method.
4187 (Sized_relobj::Compressed_section_map): New type.
4188 (Sized_relobj::do_section_is_compressed): New method.
4189 (Sized_relobj::compressed_sections_): New data member.
4190 * output.cc (Output_section::add_input_section): Handle compressed
4192 * reloc.cc: Include compressed_output.h.
4193 (Sized_relobj::write_sections): Handle compressed debug sections.
4195 2010-07-08 Cary Coutant <ccoutant@google.com>
4197 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4198 weak when resolving to a dynamic def.
4199 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4200 for weak undef/dynamic def cases. Adjust callers.
4201 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4202 undef_binding_weak_.
4203 (Symbol_table::sized_write_globals): Adjust symbol binding.
4204 (Symbol_table::sized_write_symbol): Add binding parameter.
4205 * symtab.h (Symbol::set_undef_binding): New method.
4206 (Symbol::is_undef_binding_weak): New method.
4207 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4208 (Symbol_table::should_override): Add new parameter.
4209 (Symbol_table::sized_write_symbol): Add new parameter.
4211 * testsuite/weak_undef_file1.cc: Add new test case.
4212 * testsuite/weak_undef_file2.cc: Fix header comment.
4213 * testsuite/weak_undef_test.cc: Add new test case.
4215 2010-06-29 Doug Kwan <dougkwan@google.com>
4217 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4218 Initialize USE_SYMBOL_.
4219 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4221 (Arm_reloc_property::uses_symbol_): New data member declaration.
4222 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4223 uses symbol value and symbol is undefined but not weakly undefined.
4225 2010-06-28 Rafael Espindola <espindola@google.com>
4227 * plugin.cc (Plugin::load): Use dlerror.
4229 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4231 * symtab.cc (detect_odr_violations): When reporting an ODR
4232 violation, report an object where the symbol is defined.
4234 2010-06-25 Doug Kwan <dougkwan@google.com>
4236 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4237 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4239 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4240 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4241 target hook to detect function points.
4242 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4243 * icf.h (Icf::check_section_for_function_pointers): Change type of
4244 parameter SECTION_NAME to const reference to std::string. Use
4245 target hook to determine if section may have unsafe pointers.
4246 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4249 2010-06-21 Rafael Espindola <espindola@google.com>
4251 * fileread.cc (Input_file::find_fie): New
4252 (Input_file::open): Use Input_file::find_fie.
4253 * fileread.h (Input_file::find_fie): New
4254 * plugin.cc (set_extra_library_path): New.
4255 (Plugin::load): Add set_extra_library_path to the transfer vector.
4256 (Plugin_manager::set_extra_library_path): New.
4257 (Plugin_manager::add_input_file): Use the extra search path if set.
4258 (set_extra_library_path(): New.
4259 * plugin.h (Plugin_manager): Add set_extra_library_path and
4262 2010-06-19 Cary Coutant <ccoutant@google.com>
4264 * layout.cc (gdb_sections): Add .debug_types.
4265 (lines_only_debug_sections): Likewise.
4267 2010-06-18 Rafael Espindola <espindola@google.com>
4269 * plugin.cc (add_input_file,add_input_library)
4270 (Plugin_manager::add_input_file): Make filename arguments const.
4271 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4274 2010-06-16 Doug Kwan <dougkwan@google.com>
4276 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4277 .ARM.attributes section if we have not merged any input
4278 attributes sections.
4280 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4282 * arm.cc: Allow combining objects with no EABI version
4285 2010-06-15 Rafael Espindola <espindola@google.com>
4287 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4289 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4291 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4292 (struct iovec): Correct !HAVE_READV definition.
4294 2010-06-10 Cary Coutant <ccoutant@google.com>
4296 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4297 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4299 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4302 * symtab.h (Symbol::is_placeholder): New member function.
4303 * target-reloc.h (relocate_section): Check for placeholder symbols.
4305 * testsuite/Makefile.am (plugin_test_8): New test.
4306 (plugin_test_9): New test.
4307 * testsuite/Makefile.in: Regenerate.
4309 2010-06-09 Nick Clifton <nickc@redhat.com>
4311 * yyscript.y (input_list_element): Allow strings prefixed with
4312 the '-' character. Treat these as libraries.
4313 * script.cc (script_add_library): New function. Adds a library
4314 specified by "-l<name>" found in an input script.
4315 * script-c.h: Add prototype for script_add_library.
4317 2010-06-07 Doug Kwan <dougkwan@google.com>
4319 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4320 Restrict stub-group size to be within long conditional branch
4321 range when working around cortex-A8 erratum.
4323 2010-06-07 Damien Diederen <dd@crosstwine.com>
4325 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4328 2010-06-03 Sriraman Tallam <tmsriram@google.com>
4332 (Output_section::Input_section_sort_entry::compare_section_ordering):
4333 Change to return non-zero correctly.
4334 (Output_section::Input_section_sort_section_order_index_compare
4335 ::operator()): Change to fix ambiguity in comparisons.
4337 2010-06-01 Sriraman Tallam <tmsriram@google.com>
4339 * gold.h (is_wildcard_string): New function.
4340 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4341 (Layout::layout_eh_frame): Ditto.
4342 (Layout::find_section_order_index): New method.
4343 (Layout::read_layout_from_file): New method.
4344 * layout.h (Layout::find_section_order_index): New method.
4345 (Layout::read_layout_from_file): New method.
4346 (Layout::input_section_position_): New private member.
4347 (Layout::input_section_glob_): New private member.
4348 * main.cc (main): Call read_layout_from_file here.
4349 * options.h (--section-ordering-file): New option.
4350 * output.cc (Output_section::input_section_order_specified_): New
4352 (Output_section::Output_section): Initialize new member.
4353 (Output_section::add_input_section): Add new parameter.
4354 Keep input sections when --section-ordering-file is used.
4355 (Output_section::set_final_data_size): Sort input sections when
4356 section ordering file is specified.
4357 (Output_section::Input_section_sort_entry): Add new parameter.
4359 (Output_section::Input_section_sort_entry::compare_section_ordering):
4361 (Output_section::Input_section_sort_compare::operator()): Change to
4362 consider section_order_index.
4363 (Output_section::Input_section_sort_init_fini_compare::operator()):
4364 Change to consider section_order_index.
4365 (Output_section::Input_section_sort_section_order_index_compare
4366 ::operator()): New method.
4367 (Output_section::sort_attached_input_sections): Change to sort
4368 according to section order when specified.
4369 (Output_section::add_input_section<32, true>): Add new parameter.
4370 (Output_section::add_input_section<64, true>): Add new parameter.
4371 (Output_section::add_input_section<32, false>): Add new parameter.
4372 (Output_section::add_input_section<64, false>): Add new parameter.
4373 * output.h (Output_section::add_input_section): Add new parameter.
4374 (Output_section::input_section_order_specified): New
4376 (Output_section::set_input_section_order_specified): New method.
4377 (Input_section::Input_section): Initialize section_order_index_.
4378 (Input_section::section_order_index): New method.
4379 (Input_section::set_section_order_index): New method.
4380 (Input_section::section_order_index_): New member.
4381 (Input_section::Input_section_sort_section_order_index_compare): New
4383 (Output_section::input_section_order_specified_): New member.
4384 * script-sections.cc (is_wildcard_string): Delete and move modified
4386 (Output_section_element_input::Output_section_element_input): Modify
4387 call to is_wildcard_string.
4388 (Output_section_element_input::Input_section_pattern
4389 ::Input_section_pattern): Ditto.
4390 (Output_section_element_input::Output_section_element_input): Ditto.
4391 * testsuite/Makefile.am (final_layout): New test case.
4392 * testsuite/Makefile.in: Regenerate.
4393 * testsuite/final_layout.cc: New file.
4394 * testsuite/final_layout.sh: New file.
4396 2010-06-01 Rafael Espindola <espindola@google.com>
4398 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4400 2010-06-01 Rafael Espindola <espindola@google.com>
4402 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4403 visibility of symbols.
4405 2010-05-27 Doug Kwan <dougkwan@google.com>
4407 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4408 from start of output section instead of address for a local symbol
4409 in a merged or relaxed section when doing a relocatable link.
4411 2010-05-26 Rafael Espindola <espindola@google.com>
4414 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4415 adding sections the garbage collector removed.
4416 * gold/testsuite/Makefile.am: Add test.
4417 * gold/testsuite/Makefile.in: Regenerate.
4418 * gold/testsuite/plugin_test_7.sh: New.
4419 * gold/testsuite/plugin_test_7_1.c: New.
4420 * gold/testsuite/plugin_test_7_2.c: New.
4422 2010-05-26 Rafael Espindola <espindola@google.com>
4424 * script-sections.cc (Output_section_definition::set_section_addresses):
4425 Check for --section-start.
4427 2010-05-26 Doug Kwan <dougkwan@google.com>
4429 * arm.cc (Arm_scan_relocatable_relocs): New class.
4430 (Target_arm::relocate_special_relocatable): New method.
4431 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4432 (Arm_relocate_functions::thumb_branch_common): Same.
4433 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4434 instead of Default_scan_relocatable_relocs.
4435 * target-reloc.h (relocate_for_relocatable): Let target handle
4436 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4437 * target.h (Sized_target::relocate_special_relocatable): New method.
4439 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4441 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4443 2010-05-23 Doug Kwan <dougkwan@google.com>
4445 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4447 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4448 with a direct branch, not a conditional branch, to a stub.
4449 * merge.cc (Output_merge_base::record_input_section): New method
4451 (Output_merge_data::do_add_input_section): Record input section if
4452 keeps-input-sections flag is set.
4453 (Output_merge_string::do_add_input_section): Ditto.
4454 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4455 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4457 (Output_merge_base::keeps_input_sections,
4458 Output_merge_base::set_keeps_input_sections,
4459 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4461 (Output_merge_base::Input_sections): New type declaration.
4462 (Output_merge_base::input_sections_begin,
4463 Output_merge_base::input_sections_end,
4464 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4465 (Output_merge_base::bool keeps_input_sections_,
4466 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4467 Output_merge_base::input_sections_): New data members.
4468 (Output_merge_data::do_set_keeps_input_sections): New method
4470 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4471 * output.cc (Output_section::Input_section::relobj): Move method
4472 defintion from class declaration to here and handle merge sections.
4473 (Output_section::Input_section::shndx): Ditto.
4474 (Output_section::Output_section): Remove initializations of removed
4475 data members and initialize new data member LOOKUP_MAPS_.
4476 (Output_section::add_input_section): Set keeps-input-sections flag
4477 for a newly created merge output section as appropriate. Adjust code
4478 to use Output_section_lookup_maps class.
4479 (Output_section::add_relaxed_input_section): Adjst code for lookup
4480 maps code refactoring.
4481 (Output_section::add_merge_input_section): Add a new parameter
4482 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4483 class. If adding input section to a newly created merge output
4484 section fails, remove the new merge section.
4485 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
4486 Adjust code for use of the Output_section_lookup_maps class.
4487 (Output_section::find_merge_section): Ditto.
4488 (Output_section::build_lookup_maps): New method defintion.
4489 (Output_section::find_relaxed_input_section): Adjust code to use
4490 Output_section_lookup_maps class.
4491 (Output_section::get_input_sections): Export merge sections. Adjust
4492 code to use Output_section_lookup_maps class.
4493 (Output_section:::add_script_input_section): Adjust code to use
4494 Output_section_lookup_maps class. Update lookup maps for merge
4496 (Output_section::discard_states): Use Output_section_lookup_maps.
4497 (Output_section::restore_states): Same.
4498 * output.h (Merge_section_properties): Move class defintion out of
4500 (Output_section_lookup_maps): New class.
4501 (Output_section::Input_section::is_merge_section): New method
4503 (Output_section::Input_section::relobj): Move defintion out of class
4504 defintion. Declare method only.
4505 (Output_section::Input_section::shndx): Ditto.
4506 (Output_section::Input_section::output_merge_base): New method defintion.
4507 (Output_section::Input_section::u2_.pomb): New union field.
4508 (Output_section::Merge_section_by_properties_map,
4509 Output_section::Output_section_data_by_input_section_map,
4510 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4512 (Output_section::add_merge_input_section): Add new parameter
4513 KEEPS_INPUT_SECTIONS.
4514 (Output_section::build_lookup_maps): New method declaration.
4515 (Output_section::merge_section_map_,
4516 Output_section::merge_section_by_properties_map_,
4517 Output_section::relaxed_input_section_map_,
4518 Output_section::is_relaxed_input_section_map_valid_): Remove data
4520 (Output_section::lookup_maps_): New data member.
4522 2010-05-21 Doug Kwan <dougkwan@google.com>
4525 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4526 avoid a compilation error.
4528 2010-05-19 Rafael Espindola <espindola@google.com>
4530 * script-sections.cc (Output_section_definition::allocate_to_segment):
4531 Update the phdrs_list even when the output section is NULL.
4532 * testsuite/Makefile.am: Add test.
4533 * testsuite/Makefile.in: Regenerate.
4534 * testsuite/script_test_9.cc: New.
4535 * testsuite/script_test_9.sh: New.
4536 * testsuite/script_test_9.t: New.
4538 2010-05-19 Doug Kwan <dougkwan@google.com>
4540 * arm.cc (Arm_input_section::original_size): New method.
4541 (Arm_input_section::do_addralign): Add a cast.
4542 (Arm_input_section::do_output_offset): Remove static cast.
4543 (Arm_input_section::original_addralign,
4544 Arm_input_section::original_size_): Change type to uint32_t.
4545 (Arm_input_section::init): Add safe casts for section alignment
4547 (Arm_input_section::set_final_data_size): Do not set address and
4548 offset of stub table.
4549 (Arm_output_section::fix_exidx_coverage): Change use of of
4550 Output_section::Simple_input_section to that of
4551 Output_section::Input_section.
4552 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4553 except for the first pass.
4554 * output.cc (Output_section::get_input_sections): Change type of
4555 input_sections to std::list<Input_section>.
4556 (Output_section::add_script_input_section): Rename from
4557 Output_section::add_simple_input_section. Change type of SIS
4558 parameter from Simple_input_section to Input_section.
4559 * output.h (Output_section::Simple_input_section): Remove class.
4560 (Output_section::Input_section): Change class visibility to public.
4561 (Output_section::Input_section::addralign): Use stored alignments
4562 for special input sections if set.
4563 (Output_section::Input_section::set_addralign): New method.
4564 (Output_section::get_input_sections): Change parameter type from
4565 list of Simple_input_section to list of Input_section.
4566 (Output_section::add_script_input_section): Rename from
4567 Output_section::add_simple_input_section. Change first parameter's
4568 type from Simple_input_section to Input_section and remove the
4569 second and third parameters.
4570 * script-sections.cc (Input_section::Input_section_list): Change
4571 type to list of Output_section::Input_section/
4572 (Input_section_info::Input_section_info): Change parameter type of
4573 INPUT_SECTION to Output_section::Input_section.
4574 (Input_section_info::input_section): Change return type.
4575 (Input_section_info::input_section_): Change type to
4576 Output_section::Input_section.
4577 (Output_section_element_input::set_section_addresses): Adjust code
4578 to use Output_section::Input_section instead of
4579 Output_section::Simple_input_section. Adjust code for renaming
4580 of Output_section::add_simple_input_section.
4581 (Orphan_output_section::set_section_addresses): Ditto.
4583 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4585 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4586 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4588 2010-05-18 Rafael Espindola <espindola@google.com>
4590 * options.cc (General_options::finalize): Handle -nostdlib.
4591 * options.h (nostdlib): New option.
4592 * script.cc (script_add_search_dir): Handle -nostdlib.
4594 2010-05-12 Doug Kwan <dougkwan@google.com>
4596 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4597 attributes section only if there no attributes section after merging.
4598 (Target_arm::merge_object_attributes): Move value of
4599 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
4600 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4601 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4602 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4603 and arm_attr_merge_7.stdout.
4604 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4605 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4606 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4607 arm_attr_merge_7b.o): New rules.
4608 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4610 * testsuite/Makefile.in: Regenerate.
4611 * testsuite/arm_attr_merge.sh: New file.
4612 * testsuite/arm_attr_merge_[67][ab].s: Same.
4614 2010-05-05 Nick Clifton <nickc@redhat.com>
4616 * po/es.po: Updated Spanish translation.
4618 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4620 * Makefile.am (install-exec-local): Properly install gold as
4621 default cross linker.
4622 * Makefile.in: Regenerated.
4624 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4625 Nick Clifton <nickc@redhat.com>
4627 * configure.ac (install_as_default): Define and set to false
4628 unless --enable-gold or --enable-gold=both/gold has been
4630 * configure: Regenerate.
4632 * Makefile.am (install-exec-local): Install the executable as
4633 'ld.gold'. If install_as_default is true then also install it as
4635 * Makefile.in: Regenerated.
4637 2010-04-24 Ian Lance Taylor <iant@google.com>
4639 * layout.cc (Layout::layout_reloc): In relocatable link don't
4640 combine reloc sections for grouped sections.
4642 2010-04-23 Sriraman Tallam <tmsriram@google.com>
4644 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4645 sections that are not ordinary to icf.
4646 * icf.cc (get_section_contents): Handle relocation pointing to section
4647 with no object or shndx information.
4648 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4649 * testsuite/Makefile.in: Regenerate.
4650 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4651 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4653 2010-04-22 Ian Lance Taylor <iant@google.com>
4655 * expression.cc (Expression::Expression_eval_info): Add
4656 result_alignment_pointer field.
4657 (Expression::eval_with_dot): Add result_alignment_pointer
4658 parameter. Change all callers.
4659 (Expression::eval_maybe_dot): Likewise.
4660 (class Binary_expression): Add alignment_pointer parameter to
4661 left_value and right_value. Change all callers.
4662 (BINARY_EXPRESSION): Set result alignment.
4663 (class Trinary_expression): Add alignment_pointer parameter to
4664 arg2_value and arg3_value. Change all callers.
4665 (Trinary_cond::value): Set result alignment.
4666 (Max_expression::value, Min_expression::value): Likewise.
4667 (Align_expression::value): Likewise.
4668 * script-sections.cc (class Sections_element): Add dot_alignment
4669 parameter to set_section_addresses virtual function. Update
4671 (class Output_section_element): Likewise.
4672 (Script_sections::create_segments): Add dot_alignment parameter.
4674 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4675 (Script_sections::set_phdrs_clause_addresses): Likewise.
4676 * script-sections.h: Update declarations.
4677 * script.h: Update declarations.
4678 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4680 * testsuite/script_test_3.t: Set large alignment.
4681 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4682 segment has expected alignment.
4684 2010-04-22 Nick Clifton <nickc@redhat.com>
4686 * po/gold.pot: Updated by the Translation project.
4687 * po/vi.po: Updated Vietnamese translation.
4689 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4691 * testsuite/Makefile.am (check_PROGRAMS): Add
4692 icf_virtual_function_folding_test.
4693 * testsuite/Makefile.in: Regenerated.
4695 2010-04-15 Andrew Haley <aph@redhat.com>
4697 * options.h (merge_exidx_entries): New option.
4698 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4699 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4700 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4701 (Target_arm::merge_exidx_entries): New function.
4702 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4703 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4704 to Arm_exidx_fixup constructor.
4705 Add new arg, merge_exidx_entries.
4706 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4707 Arm_output_section::fix_exidx_coverage.
4709 2010-04-18 Sriraman Tallam <tmsriram@google.com>
4711 * icf.cc (get_section_contents): Check for preemptible functions.
4712 Ignore addend when appropriate.
4713 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4715 (add_from_relobj): Check for section folded.
4716 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4717 * symtab.h (should_add_dynsym_entry): Add new parameter.
4718 * target-reloc.h (scan_relocs): Check for section folded.
4719 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4720 Check reloc types for function pointers in shared objects.
4721 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4723 (icf_preemptible_functions_test): New test case.
4724 (icf_string_merge_test): New test case.
4725 * testsuite.Makefile.in: Regenerate.
4726 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4727 bar_glob. Refactor code.
4728 * testsuite/icf_preemptible_functions_test.cc: New file.
4729 * testsuite/icf_preemptible_functions_test.sh: New file.
4730 * testsuite/icf_string_merge_test.cc: New file.
4731 * testsuite/icf_string_merge_test.sh: New file.
4732 * testsuite/icf_virtual_function_folding_test.cc: New file.
4733 * testsuite/icf_virtual_function_folding_test.sh: New file.
4735 2010-04-14 Doug Kwan <dougkwan@google.com>
4737 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4738 for local symbol recounting if we remove a section due to ICF.
4739 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4740 there are no regular objects in input.
4742 2010-04-13 Doug Kwan <dougkwan@google.com>
4744 * arm.cc (Arm_input_section::set_final_data_size): Compute
4745 accurate final data size instead of using current data size.
4747 2010-04-09 Doug Kwan <dougkwan@google.com>
4749 * layout.cc (Layout::choose_output_section): Handle script section
4751 (Layout::make_output_section_for_script): Add section type parameter.
4752 Handle script section types.
4753 * layout.h (Layout::make_output_section_for_script): Add section
4755 * output.cc (Output_section::Output_section): Initialize data member
4757 (Output_section::do_reset_address_and_file_offset): Do not set address
4758 to 0 if section is a NOLOAD section.
4759 * output.h (Output_section::is_noload): New method.
4760 (Output_section::set_is_noload): Ditto.
4761 (Output_section::is_noload_): New data member.
4762 * script-c.h (Script_section_type): New enum type.
4763 (struct Parser_output_section_header): Add new file section_type.
4764 * script-sections.cc (Sections_element::output_section_name): Add
4765 parameter for returning script section type.
4766 (Output_section_definition::output_section_name): Ditto.
4767 (Output_section_definition::section_type)P; New method.
4768 (Output_section_definiton::script_section_type_name): Ditto.
4769 (Output_section_definition::script_section_type_): New data member.
4770 (Output_section_definition::Output_section_definition): Initialize
4771 data member Output_section_definition::script_section_type_.
4772 (Output_section_definition::create_sections): Pass script section type
4773 to Layout::make_output_section_for_script.
4774 (Output_section_definition::output_section_name): Return script
4775 section type to caller.
4776 (Output_section_definition::set_section_address): Do not advance
4777 dot value and load address if section type is NOLOAD. Set address
4778 of NOLOAD sections regardless of section flags.
4779 (Output_section_definition::print): Print section type if it is
4780 not SCRIPT_SECTION_TYPE_NONE.
4781 (Output_section_definition::section_type): New method.
4782 (Output_section_definition::script_section_type_name): Ditto.
4783 (Script_sections::output_section_name): Add new parameter
4784 PSECTION_TYPE for returning script section type. Pass it to
4785 section elements. Handle discard sections.
4786 (Sort_output_sections::operator()): Handle NOLOAD sections.
4787 * script-sections.h (Script_sections::Section_type): New enum type.
4788 (Script_sections::output_section_name): Add a new parameter for
4789 returning script section type.
4790 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4792 * yyscript.y (union): Add new field SECTION_TYPE.
4793 (COPY, DSECT, INFO, NOLOAD): New tokens.
4794 (opt_address_and_section_type): Change type to output_section_header.
4795 (section_type): New non-terminal
4796 (section_header): Handle section type.
4797 (opt_address_and_section_type): Return section type value.
4799 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4801 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4802 * testsuite/plugin_common_test_2.c (foo): Likewise.
4804 2010-04-08 Doug Kwan <dougkwan@google.com>
4806 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4808 * output.cc (Output_section::add_merge_input_section): Simplify
4809 code and return status of Output_merge_base::add_input_section.
4810 Update merge section map only if Output_merge_base::add_input_section
4813 2010-04-07 Doug Kwan <dougkwan@google.com>
4815 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4816 if section is marked as containing instructions but has no mapping
4818 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4819 correct section index.
4820 (Arm_relobj::find_linked_text_section): Ditto.
4822 2010-04-07 Cary Coutant <ccoutant@google.com>
4824 * archive.cc (include_member): Destroy Read_symbols_data object before
4826 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4827 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4828 (Read_symbols_data::~Read_symbols_data) New destructor.
4829 (Section_relocs::Section_relocs) New constructor.
4830 (Section_relocs::~Section_relocs) New destructor.
4831 (Read_relocs_data::Read_relocs_data) New constructor.
4832 (Read_relocs_data::~Read_relocs_data) New destructor.
4833 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4834 pointers to NULL after deleting.
4836 2010-04-07 Doug Kwan <dougkwan@google.com>
4838 * arm.cc: Replace "endianity" with "endianness" in comments.
4839 (Arm_exidx_cantunwind): Ditto.
4840 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4841 (Arm_relobj::merge_flags_and_attributes): New method.
4842 (Arm_relobj::merge_flags_and_attributes_): New data member.
4843 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4844 (Arm_relobj::scan_sections_for_stubs): Ditto.
4845 (Arm_relobj::do_read_symbols): Check to see if we really want to
4846 merge processor-specific flags and attributes. Exit early if
4847 an object is empty except for section names and the undefined symbol.
4848 (Target_arm::do_finalize_sections): Move check for ELF format to
4849 Arm_relobj::do_read_symbols. Merge processor specific flags and
4850 attributes from a regular object only when we have determined that
4851 it is aapropriate. Do not create an .ARM.attributes section in
4852 output if there is no regular input object.
4853 (Target_arm::merge_processor_specific_flags): Check
4854 --warn-mismatch before printing any error.
4855 (Target_arm::merge_object_attributes): Ditto.
4856 * gold.cc (queue_middle_tasks): Handle the case in which there is
4857 no regular object in input.
4858 * options.cc (General_options::parse_EB): New method.
4859 (General_options::parse_EL): Same.
4860 (General_options::General_options): Initialize endianness_.
4861 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4863 (General_options::Endianness): New enum.
4864 (General_options::endianness): New method.
4865 (General_options::endianness_): New data member.
4866 * parameters.cc (Parameters::set_options): Check target endianness.
4867 (Parameters::set_target_once): Ditto.
4868 (Parameters::check_target_endianness): New method.
4869 (parameters_force_valid_target): If either -EL or -EB is specified,
4870 use it to define endianness of default target.
4871 * parameters.h (Parameters::check_target_endianness): New method
4873 * target.h (class Target): Change "endianity" to "endianness"
4876 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4878 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4879 * configure: Regenerate.
4880 * Makefile.in: Regenerate.
4881 * testsuite/Makefile.in: Regenerate.
4883 2010-04-06 Cary Coutant <ccoutant@google.com>
4886 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4887 prevailing definitions of common symbols.
4888 * testsuite/plugin_test_6.sh: New test case.
4889 * testsuite/plugin_common_test_1.c: New test case.
4890 * testsuite/plugin_common_test_2.c: New test case.
4891 * testsuite/Makefile.am (plugin_test_6): New test case.
4892 * testsuite/Makefile.in: Regenerate.
4894 2010-04-06 Nick Clifton <nickc@redhat.com>
4896 * po/vi.po: New Vietnamese translation.
4898 2010-03-30 Doug Kwan <dougkwan@google.com>
4900 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4902 2010-03-25 Doug Kwan <dougkwan@google.com>
4904 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4905 to avoid a conversion warning on a 32-bit host.
4907 2010-03-24 Ian Lance Taylor <iant@google.com>
4909 * testsuite/script_test_3.t: Add a TLS segment.
4910 * testsuite/Makefile.am (check_PROGRAMS): Add
4911 tls_phdrs_script_test.
4912 (tls_phdrs_script_test_SOURCES): Define.
4913 (tls_phdrs_script_test_DEPENDENCIES): Define.
4914 (tls_phdrs_script_test_LDFLAGS): Define.
4915 (tls_phdrs_script_test_LDADD): Define.
4916 * testsuite/Makefile.in: Rebuild.
4918 2010-03-23 Cary Coutant <ccoutant@google.com>
4920 * fileread.cc (find_or_make_view): Fix comment.
4922 2010-03-23 Ian Lance Taylor <iant@google.com>
4924 * script-sections.cc (class Orphan_section_placement): Define
4925 PLACE_TLS and PLACE_TLS_BSS.
4926 (Orphan_section_placement::Orphan_section_placement): Initialize
4928 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4929 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4930 (tls_script_test_SOURCES): Define.
4931 (tls_script_test_DEPENDENCIES): Define.
4932 (tls_script_test_LDFLAGS): Define.
4933 (tls_script_test_LDADD): Define.
4934 * testsuite/Makefile.in: Rebuild.
4936 2010-03-22 Doug Kwan <dougkwan@google.com>
4938 * arm.cc (Arm_relocate_functions::abs8,
4939 Arm_relocate_functions::abs16): Use correct check for overflow
4940 specified in the ARM ELF specs.
4941 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4942 target of a BLX instruction specially.
4943 (Reloc_stub::stub_type_for_reloc): Ditto.
4944 (Relocate::relocate): Use symbolic names instead of numeric relocation
4945 codes to report error.
4946 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4948 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4949 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4950 thumb2_blx_out_of_range.stdout
4951 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4952 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4953 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4954 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4955 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4956 thumb2_blx_in_range, thumb2_blx_in_range.o,
4957 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4958 thumb2_blx_out_of_range.o): New rules.
4959 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4960 thumb2_blx_in_range and thumb2_blx_out_of_range.
4961 * testsuite/Makefile.in: Regenerate.
4962 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4963 * testsuite/thumb_blx_in_range.s: New file.
4964 * testsuite/thumb_blx_out_of_range.s: New file.
4966 2010-03-22 Rafael Espindola <espindola@google.com>
4968 * archive.cc (Should_include): Move to archive.h.
4969 (should_include_member): Make it a member of Archive.
4971 (Add_lib_group_symbols): New.
4972 * archive.h: Include options.h.
4973 (Archive_member): Moved from Archive.
4974 (Should_include): Moved from archive.cc.
4976 (Add_lib_group_symbols): New.
4977 * dynobj.cc (do_should_include_member): New.
4978 * dynobj.h (do_should_include_member): New.
4979 * gold.cc (queue_initial_tasks): Update call to queue.
4980 * main.cc (main): Print lib group stats.
4981 * object.cc (do_should_include_member): New.
4982 * object.h: Include archive.h.
4983 (Object::should_include_member): New.
4984 (Object::do_should_include_member): New.
4985 (Sized_relobj::do_should_include_member): New.
4986 * options.cc (General_options::parse_start_lib): New.
4987 (General_options::parse_end_lib): New.
4988 (Input_arguments::add_file): Handle lib groups.
4989 (Input_arguments::start_group): Check we are not in a lib.
4990 (Input_arguments::start_lib): New.
4991 (Input_arguments::end_lib): New.
4992 * options.h (General_options): Add start_lib and end_lib.
4993 (Input_argument::lib_): New.
4994 (Input_argument::lib): New.
4995 (Input_argument::is_lib): New.
4996 (Input_file_lib): New.
4997 (Input_arguments::in_lib_): New.
4998 (Input_arguments::in_lib): New.
4999 (Input_arguments::start_lib): New.
5000 (Input_arguments::end_lib_): New.
5001 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
5002 in unused members as preempted.
5003 (Sized_pluginobj::do_should_include_member): New.
5004 * plugin.h (Sized_pluginobj::do_should_include_member): New.
5005 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
5007 (Read_symbols::do_whole_lib_group): New.
5008 (Read_symbols::do_lib_group): New.
5009 (Read_symbols::do_read_symbols): Handle lib groups.
5010 (Read_symbols::get_name): Handle lib groups.
5011 * readsyms.h (Read_symbols): Add an archive member pointer.
5012 (Read_symbols::do_whole_lib_group): New.
5013 (Read_symbols::do_lib_group): New.
5014 (Read_symbols::member_): New.
5015 * script.cc (read_input_script): Update call to queue_soon.
5017 2010-03-19 Doug Kwan <dougkwan@google.com>
5019 * arm.cc (Stub_table::Stub_table): Initialize new data members
5020 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5021 (Stub_table::add_reloc_stub): Assign stub offset and update
5022 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5023 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
5025 (Stub_table::update_data_size_and_addralign): Use
5026 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
5027 instead of going over all reloc stubs.
5028 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
5029 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5030 Stringpool_template::offset_ to size of Stringpool_char.
5031 (Stringpool_template::new_key_offset): Remove code to initialize
5032 Stringpool_template::offset_.
5033 * stringpool.h (Stringpool_template::set_no_zero_null): Set
5034 Stringpool_template::offset_ to zero.
5036 2010-03-15 Doug Kwan <dougkwan@google.com>
5038 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5040 (Stringpool_template::new_key_offset): New method.
5041 (Stringpool_template::add_string): Assign offsets when adding new
5043 (Stringpool_template::set_string_offsets): Do not set string offsets
5044 when not optimizing.
5045 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
5047 (Chunked_vector::clear): Clear size_.
5048 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
5049 (Chunked_vector::size): Return size_.
5050 (Chunked_vector::push_back): Use size_ to find insert position.
5051 (Chunked_vector::size_): New data member.
5052 (Stringpool_template::set_no_zero_null): Assert string set is empty.
5053 (Stringpool_template::new_key_offset): New method declaration.
5054 (Stringpool_template::offset_): New data member.
5056 2010-03-15 Rafael Espindola <espindola@google.com>
5058 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
5059 Add_symbols' constructor.
5060 * readsyms.h (Add_symbols): Remove the input_group member.
5062 2010-03-10 Ian Lance Taylor <iant@google.com>
5064 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
5065 target to ask whether a reference to a symbol requires a stack
5067 * target.h (Target::is_call_to_non_split): New function.
5068 (Target::do_is_call_to_non_split): Declare virtual function.
5069 * target.cc: Include "symtab.h".
5070 (Target::do_is_call_to_non_split): New function.
5071 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
5073 2010-03-10 Cary Coutant <ccoutant@google.com>
5075 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
5076 (File_read::open[1]): Remove initial mapping of whole_file_view_.
5077 (File_read::open[2]): Add whole_file_view_ to list of views.
5078 (File_read::make_view): Remove test of whole_file_view_.
5079 (File_read::find_or_make_view): Create whole_file_view_ if
5081 (File_read::clear_views): Replace bool parameter with enum;
5082 adjust all callers. Don't delete views with permanent data;
5083 do delete cached views and views from archives if
5084 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
5085 if clearing the corresponding view.
5086 * fileread.h (File_read::Clear_views_mode): New enum.
5087 (File_read::View::is_permanent_view): New method.
5088 (File_read::clear_views): Replace bool parameter
5089 with enum; adjust all callers.
5090 * options.h (General_options): Change keep_files_mapped option;
5091 add map_whole_files.
5092 * readsyms.cc (Add_symbols::run): Delete sd_ object before
5094 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
5097 2010-03-10 David S. Miller <davem@davemloft.net>
5099 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
5101 2010-03-09 Sriraman Tallam <tmsriram@google.com>
5103 * icf.cc (get_section_contents): Add '@' marker after processing the
5106 2010-03-08 Doug Kwan <dougkwan@google.com>
5108 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
5109 due to a conversion warning.
5110 (Arm_relobj::update_output_local_symbol_count): Check for local
5111 symbol with unset output index.
5113 2010-03-05 Ian Lance Taylor <iant@google.com>
5115 * options.h (class General_options): Add --spare-dynamic-tags.
5116 * output.cc (Output_data_dynamic::set_final_data_size): Implement
5117 --spare-dynamic-tags.
5119 2010-03-05 Ian Lance Taylor <iant@google.com>
5121 * incremental.cc: Include "libiberty.h".
5123 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5125 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5126 function, is_info_ member.
5127 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5128 (Versions::Versions): Update caller.
5129 (Versions::define_base_version): Likewise.
5130 (Versions::add_def): Likewise.
5132 2010-03-03 Sriraman Tallam <tmsriram@google.com>
5134 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5135 (Scan::possible_function_pointer_reloc): New function.
5136 (Scan::local_reloc_may_be_function_pointer): Change to call
5137 possible_function_pointer_reloc.
5138 (Scan::global_reloc_may_be_function_pointer): Ditto.
5139 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5140 relocations in ".data.rel.ro._ZTV" section.
5141 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5142 * testsuite/icf_safe_so_test.cc: Ditto.
5143 * testsuite/icf_safe_test.cc: Ditto.
5144 * testsuite/icf_safe_test.sh: Ditto.
5146 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5147 Ian Lance Taylor <iant@google.com>
5149 * target-reloc.h (relocate_section): Check the symbol table index
5150 for -1U before setting the local symbol index.
5151 (scan_relocatable_relocs): If copying the relocation, record that
5152 the local symbol is required.
5153 * object.h (Symbol_value::is_output_symtab_index_set): New
5155 (Symbol_value::may_be_discarded_from_output_symtab): New
5157 (Symbol_value::has_output_symtab_entry): New function.
5158 (Symbol_value::needs_output_symtab_entry): Remove.
5159 (Symbol_value::output_symtab_index): Make sure the symbol index is
5161 (Symbol_value::set_output_symtab_index): Make sure the symbol
5162 index is not set. Make sure the new index is valid.
5163 (Symbol_value::set_must_have_output_symtab_entry): New function.
5164 (Symbol_value::has_output_dynsym_entry): New function.
5165 (Symbol_value::set_output_dynsym_index): Make sure the new index
5167 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5168 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5169 local symbol if permitted.
5170 (Sized_relobj::do_finalize_local_symbols): Call
5171 is_output_symtab_index_set rather than needs_output_symtab_entry.
5172 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5173 rather than needs_output_symtab_entry. Call
5174 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5175 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5176 is_output_symtab_index_set rather than needs_output_symtab_entry.
5177 * testsuite/discard_locals_relocatable_test.c: New file.
5178 * testsuite/discard_locals_test.sh: Test -r.
5179 * testsuite/Makefile.am (check_DATA): Add
5180 discard_locals_relocatable_test1.syms,
5181 discard_local_relocatable_test2.syms.
5182 (MOSTLYCLEANFILES): Likewise. Also add
5183 discard_locals_relocatable_test1.lout and
5184 discard_locals_relocatable_test2.out.
5185 (discard_locals_relocatable_test1.syms): New target.
5186 (discard_locals_relocatable_test.o): New target.
5187 (discard_locals_relocatable_test1.out): New target.
5188 (discard_locals_relocatable_test2.syms): New target.
5189 (discard_locals_relocatable_test2.out): New target.
5190 (various): Add missing ../ld-new dependencies.
5191 * testsuite/Makefile.in: Rebuild.
5193 2010-03-03 Nick Clifton <nickc@redhat.com>
5195 * po/fi.po: New Finnish translation.
5197 2010-03-01 Doug Kwan <dougkwan@google.com>
5199 * layout.cc (Layout::Layout): Force section types of .init_array*,
5200 .preinit_array* and .fini_array* sections.
5201 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5202 Fix check of return value of std::string::find.().
5203 (Output_section::Input_section_sort_compare::operator()): Remove
5204 comment about .init_array.
5205 (Output_section::Input_section_sort_init_fini_compare::operator()):
5207 (Output_section::sort_attached_input_sections): Handle .init_array
5208 and .fini_array specially.
5209 * output.h (Output_section::Inut_section_sort_compare): Update
5211 (Output_section::Input_section_sort_init_fini_compare): New struct.
5213 2010-02-26 Doug Kwan <dougkwan@google.com>
5215 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5216 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5217 * testsuite/debug_msg.sh: Avoid matching source line number for
5218 use of global variable undef_int.
5220 2010-02-26 Doug Kwan <dougkwan@google.com>
5222 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5223 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5224 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5225 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5226 * options.cc (General_options::General_options): Initialize member
5228 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5229 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5230 and rm_no_fix_v4bx.stdout
5231 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5232 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5233 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5234 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5235 and arm_no_fix_v4bx.
5236 * Makefile.in: Regenerate.
5237 * testsuite/arm_fix_v4bx.s: New file.
5238 * testsuite/arm_fix_v4bx.sh: Ditto.
5240 2010-02-24 Doug Kwan <dougkwan@google.com>
5242 * arm.cc (Target_arm::got_section): Make the .got section the first
5243 non RELRO section in the data segment.
5244 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5245 suffixes of section names.
5247 2010-02-24 Doug Kwan <dougkwan@google.com>
5249 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5250 flags and attributes merging if an input file is a binary file.
5251 * fileread.cc (Input_file::open): Record format of original file.
5252 * fileread.h (Input_file::Format): New enum type.
5253 (Input_file::Input_file): Initialize data member format_.
5254 (Input_file::format): New method definition.
5255 (Input_file::format_):: New data member.
5257 2010-02-24 Doug Kwan <dougkwan@google.com>
5259 * arm.cc (Arm_output_data_got): New class.
5260 (ARM_TCB_SIZE): New constant
5261 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5262 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5263 If user uses a script with a SECTIONS clause, issue only a warning
5264 for a misplaced EXIDX input section. Otherwise, issue an error.
5265 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5267 (Target_arm::got_mode_index_entry): Handle static linking.
5268 (Target_arm::Scan::local): Ditto.
5269 (Target_arm::Scan::global): Ditto.
5270 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5271 all incorrectly implemented relocations.
5272 (Target_arm::fix_exidx_coverage): Pass layout to
5273 Arm_output_section::fix_exidx_coverage.
5274 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5275 from ".ARM.exidx." and ".ARM.extab.".
5277 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5279 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5280 section if it does not already exist.
5281 * attributes.cc (Attributes_section_data::Attributes_section_data):
5282 Don't crash if size is zero.
5284 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5285 Ian Lance Taylor <iant@google.com>
5287 * gold.cc (queue_middle_tasks): If no input files were opened,
5289 * workqueue.h (Task_function::Task_function): Assert that there is
5292 2010-02-22 Doug Kwan <dougkwan@google.com>
5294 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5295 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5296 types to avoid warnings due to different uint64_t implementations
5299 2010-02-21 Doug Kwan <dougkwan@google.com>
5301 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5302 handling of the maximum backward branch offset.
5303 (Arm_relocate_functions::thumb_branch_common): Ditto.
5304 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5305 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
5306 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
5307 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5308 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5309 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5310 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5311 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5312 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5313 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5314 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5315 thumb2_bl_out_of_range.o): New rules.
5316 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5317 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5318 thumb2_bl_out_of_range
5319 * testsuite/Makefile.in: Regenerate.
5320 * testsuite/arm_bl_in_range.s: New file.
5321 * testsuite/arm_bl_out_of_range.s: Ditto.
5322 * testsuite/arm_branch_in_range.sh: Ditto.
5323 * testsuite/arm_branch_range.t: Ditto.
5324 * testsuite/thumb2_branch_range.t: Ditto.
5325 * testsuite/thumb_bl_in_range.s: Ditto.
5326 * testsuite/thumb_bl_out_of_range.s: Ditto.
5327 * testsuite/thumb_branch_range.t: Ditto.
5329 2010-02-20 Sriraman Tallam <tmsriram@google.com>
5331 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5332 Add reloc offset information.
5333 * icf.cc (get_section_contents): Change iterators to point to the new
5334 vectors. Add reloc offset information to the contents.
5335 * icf.h (Icf::Sections_reachable_info): New typedef.
5336 (Icf::Sections_reachable_list): New typedef.
5337 (Icf::Offset_info): New typedef.
5338 (Icf::Reloc_info): New struct typedef.
5339 (Icf::Reloc_info_list): New typedef.
5340 (Icf::symbol_reloc_list): Delete method.
5341 (Icf::addend_reloc_list): Delete method.
5342 (Icf::section_reloc_list): Delete method.
5343 (Icf::reloc_info_list): New method.
5344 (Icf::reloc_info_list_): New member.
5346 2010-02-19 Doug Kwan <dougkwan@google.com>
5348 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5349 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5350 * arm.cc (Arm_relocation_functions): New forward declaration.
5351 (Target_arm::Target_arm): Initialize new data members
5352 got_mod_index_offset_ and tls_base_symbol_defined_.
5353 (Target_arm::Relocate::relocate_tls): New method.
5354 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5355 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5357 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5358 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5359 (Target_arm::got_mod_index_offset_,
5360 Target_arm::tls_base_symbol_defined_): New data members.
5361 (Target_arm::Scan::local, Target::Scan::global,
5362 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5365 2010-02-18 Doug Kwan <dougkwan@google.com>
5367 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5368 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5369 text section as a parameter becuase some broken tools may not set
5370 the link in section header.
5371 (Target_arm::has_got_section): New method.
5372 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5373 without any mapping symbol as data only. Remove warning.
5374 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5375 link in its section header, try to discover the link by inspecting the
5376 REL31 relocation at the beginning of the section.
5377 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5379 (Target_arm::Scan::global): Treat any reference to the symbol
5380 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5382 2010-02-12 Sriraman Tallam <tmsriram@google.com>
5384 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5385 (Scan::global_reloc_may_be_function_pointer): New function.
5386 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5387 (Scan::global_reloc_may_be_function_pointer): New function.
5388 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5389 (Scan::global_reloc_may_be_function_pointer): New function.
5390 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5391 (Scan::global_reloc_may_be_function_pointer): New function.
5392 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5393 (Scan::global_reloc_may_be_function_pointer): New function.
5394 (Scan::possible_function_pointer_reloc): New function.
5395 (Target_x86_64::can_check_for_function_pointers): New function.
5396 * gc.h (gc_process_relocs): Scan relocation types to determine if
5397 function pointers were taken for targets that support it.
5398 * icf.cc (Icf::find_identical_sections): Include functions for
5399 folding in safe ICF whose pointer is not taken.
5400 * icf.h (Secn_fptr_taken_set): New typedef.
5401 (fptr_section_id_): New member.
5402 (section_has_function_pointers): New function.
5403 (set_section_has_function_pointers): New function.
5404 (check_section_for_function_pointers): New function.
5405 * options.h: Fix comment for safe ICF option.
5406 * target.h (can_check_for_function_pointers): New function.
5407 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5408 Modify icf_safe_test for X86-64.
5409 * testsuite/Makefile.in: Regenerate.
5410 * testsuite/icf_safe_so_test.cc: New file.
5411 * testsuite/icf_safe_so_test.sh: New file.
5412 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5413 (main): Change to take pointer to function kept_func_3.
5414 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5415 folding is done correctly for X86-64.
5417 2010-02-12 David S. Miller <davem@davemloft.net>
5419 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5420 is_symbolless parameter.
5421 (Output_reloc<SHT_REL>::is_symbolless): New.
5422 (Output_reloc<SHT_REL>::is_symbolless_): New.
5423 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5424 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5425 (Output_reloc<SHT_RELA>::is_symbolless): New.
5426 (Output_data_reloc::add_global): Handle is_symbolless.
5427 (Output_data_reloc::add_global_relative): Likewise.
5428 (Output_data_reloc::add_local): Likewise.
5429 (Output_data_reloc::add_local_relative): Likewise.
5430 (Output_data_reloc::add_symbolless_global_addend): New.
5431 (Output_data_reloc::add_symbolless_local_addend): New.
5432 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5434 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5435 instead of ->is_relative_
5436 (Output_reloc::write): Likewise.
5437 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5438 (Output_reloc::write_rel): Simplify.
5440 * sparc.cc (Target_sparc::Scan::local): Use
5441 ->add_symbolless_local_addend as needed.
5442 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5443 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5444 based upon relocation offset.
5446 2010-02-11 Doug Kwan <dougkwan@google.com>
5448 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5449 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5450 beginning of function.
5451 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5452 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5453 parameter is_32bit in calls to should_apply_static_reloc.
5454 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5455 (check_DATA): Add arm_abs_global.stdout.
5456 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5457 arm_abs_global.stdout): New rules.
5458 (MOSTLLYCLEANFILES): Add arm_abs_global
5459 * Makefile.in: Regenerate.
5460 * testsuite/arm_abs_global.s: New file.
5461 * testsuite/arm_abs_global.sh: Ditto.
5462 * testsuite/arm_abs_lib.s: Ditto.
5464 2010-02-11 Ian Lance Taylor <iant@google.com>
5466 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5468 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5469 Allocate_commons_task first.
5470 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5471 task, rather than symtab_lock_.
5472 (Gc_process_relocs::~Gc_process_relocs): New function.
5473 (Gc_process_relocs::is_runnable): Check this_blocker_.
5474 (Gc_process_relocs::locks): Use next_blocker_ rather than
5476 (Scan_relocs::~Scan_relocs): New function.
5477 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5479 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5481 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5482 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5483 constructor accordingly.
5484 (class Gc_process_relocs): Likewise.
5485 (class Scan_relocs): Likewise.
5486 * common.h (class Allocate_commons_task): Remove symtab_lock_
5487 field, and corresponding constructor parameter.
5488 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5490 (Allocate_commons_task::locks): Likewise.
5492 2010-02-11 Ian Lance Taylor <iant@google.com>
5494 * gold-threads.h (class Once): Define.
5495 (class Initialize_lock): Rewrite as child of Once.
5496 * gold-threads.cc (class Once_initialize): Define.
5497 (once_pointer_control): New static variable.
5498 (once_pointer, once_arg): New static variables.
5499 (c_run_once): New static function.
5500 (Once::Once, Once::run_once, Once::internal_run): New functions.
5501 (class Initialize_lock_once): Remove.
5502 (initialize_lock_control): Remove.
5503 (initialize_lock_pointer): Remove.
5504 (initialize_lock_once): Remove.
5505 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5506 (Initialize_lock::initialize): Rewrite.
5507 (Initialize_lock::do_run_once): New function.
5508 * archive.cc (Archive::interpret_header): Only clear name if it is
5510 * fileread.cc: Include "gold-threads.h"
5511 (file_counts_lock): New static variable.
5512 (file_counts_initialize_lock): Likewise.
5513 (File_read::release): Only increment counts when using --stats.
5514 Use a lock around the increment.
5515 * parameters.cc (class Set_parameters_target_once): Define.
5516 (set_parameters_target_once): New static variable.
5517 (Parameters::Parameters): Move here from parameters.h.
5518 (Parameters::set_target): Rewrite.
5519 (Parameters::set_target_once): New function.
5520 (Parameters::clear_target): Move here and rewrite.
5521 * parameters.h (class Parameters): Update declarations. Add
5522 set_parameters_target_once_ field.
5523 (Parameters::Parameters): Move to parameters.cc.
5524 (Parameters::clear_target): Likewise.
5525 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5527 (Start_group::~Start_group): New function.
5528 (Start_group::is_runnable): New function.
5529 (Start_group::locks, Start_group::run): New functions.
5530 (Finish_group::run): Change saw_undefined to size_t.
5531 * readsyms.h (class Start_group): Define.
5532 (class Finish_group): Change saw_undefined_ field to size_t.
5533 (Finish_group::Finish_group): Remove saw_undefined and
5534 this_blocker parameters. Change all callers.
5535 (Finish_group::set_saw_undefined): New function.
5536 (Finish_group::set_blocker): New function.
5537 * symtab.h (class Symbol_table): Change saw_undefined to return
5538 size_t. Change saw_undefined_ field to size_t.
5539 * target-select.cc (Set_target_once::do_run_once): New function.
5540 (Target_selector::Target_selector): Initialize set_target_once_
5541 field. Don't initialize lock_ and initialize_lock_ fields.
5542 (Target_selector::instantiate_target): Rewrite.
5543 (Target_selector::set_target): New function.
5544 * target-select.h (class Set_target_once): Define.
5545 (class Target_selector): Update declarations. Make
5546 Set_target_once a friend. Remove lock_ and initialize_lock_
5547 fields. Add set_target_once_ field.
5549 2010-02-10 Ian Lance Taylor <iant@google.com>
5551 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5553 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5554 (queue_middle_tasks): Add all blockers before queueing any tasks.
5555 (queue_final_tasks): Likewise.
5556 * token.h (Task_token::add_blockers): New function.
5557 * object.h (Input_objects::number_of_relobjs): New function.
5559 2010-02-10 Ian Lance Taylor <iant@google.com>
5561 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5562 shared, not if not position independent.
5563 * x86_64.cc (Relocate::relocate_tls): Likewise.
5564 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5565 (tls_pie_pic_test): New target.
5566 * testsuite/Makefile.in: Rebuild.
5568 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5569 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5570 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5571 * testsuite/Makefile.in: Rebuild.
5573 2010-02-09 David S. Miller <davem@davemloft.net>
5575 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5576 R_SPARC_RELATIVE using ->add_local_relative().
5577 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5579 * output.h (Output_data_dynamic::add_section_size): New method
5580 that takes two Output_data objects.
5581 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5582 entry param. Handle it in initializers.
5583 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5584 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5585 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5587 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5588 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5589 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5590 for dynrel_includes_plt.
5591 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5592 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5593 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5595 (Target_sparc::do_finalize_sections): Update to pass true for
5596 dynrel_includes_plt.
5597 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5598 output before .rela.plt
5599 (Target_powerpc::do_finalize_sections): Update to pass true for
5600 dynrel_includes_plt when 32-bit.
5602 2010-02-08 Doug Kwan <dougkwan@google.com>
5604 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5606 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5607 Arm_relobj::scan_section_for_cortex_a8_stubs,
5608 Arm_relobj::do_relocation_section): Instead of calling
5609 Output_section::output_address, use faster
5610 Arm_relobj::simple_input_section_output_address.
5612 2010-02-08 David S. Miller <davem@davemloft.net>
5614 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5615 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5616 relocation helper function.
5618 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5619 just like R_SPARC_GOT{10,13,22}.
5620 (Target_sparc::Scan::local): Likewise.
5621 (Target_sparc::Relocate:relocate): Likewise.
5623 2010-02-06 Ian Lance Taylor <iant@google.com>
5625 * configure.ac: Rewrite targetobjs duplicate removal code to use
5626 only shell constructs.
5627 * configure: Rebuild.
5629 2010-02-05 Doug Kwan <dougkwan@google.com>
5632 * arm.cc (Arm_relobj::section_is_scannable): New method.
5633 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5634 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5636 2010-02-04 Doug Kwan <dougkwan@google.com>
5639 * arm-reloc-property.cc (cstdio): Include.
5640 * configure.ac (targetobjs): Remove duplicates.
5641 * configure: Regenerate.
5642 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5643 big and little endian version for a given address size.
5645 2010-02-03 Doug Kwan <dougkwan@google.com>
5647 * arm-reloc-property.cc
5648 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5650 * arm-reloc-property.h
5651 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5652 New method definition.
5653 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5655 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5657 (GOT_PREL): Change implemented to Y.
5658 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5659 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5660 (Arm_relocate_functions::movw_abs_nc): Remove method.
5661 (Arm_relocate_functions::movt_abs): Ditto.
5662 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5663 (Arm_relocate_functions::thm_movt_abs): Ditto.
5664 (Arm_relocate_functions::movw_rel_nc): Ditto.
5665 (Arm_relocate_functions::movw_rel): Ditto.
5666 (Arm_relocate_functions::movt_rel): Ditto.
5667 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5668 (Arm_relocate_functions:thm_movw_rel): Ditto.
5669 (Arm_relocate_functions:thm_movt_rel): Ditto.
5670 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5671 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5672 New method definitions.
5673 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5674 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5675 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5676 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5677 (Target_arm::Relocate::relocate): Check for non-static or
5678 unimplemented relocation code and exit early. Change calls to
5679 Target_arm::reloc_uses_thumb_bit and
5680 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5681 instead. Refactor code to handle similar relocations to increase
5682 code sharing. Remove check for unsupported relocation code in switch
5684 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5685 relocation property table to find out size. Change error message to
5686 print out the name of a relocation code instead of the numeric value.
5687 (Target_arm::scan_reloc_for_stub): Use relocation property table
5688 instead of calling Target_arm::reloc_uses_thumb_bit().
5690 2010-02-02 Doug Kwan <dougkwan@google.com>
5692 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5693 types of relaxed input section.
5695 2010-02-02 Doug Kwan <dougkwan@google.com>
5697 * Makefile.am (HFILES): Add arm-reloc-property.h.
5699 (TARGETSOURCES): Add arm-reloc-property.cc
5700 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5701 (libgold_a_SOURCES): $(DEFFILES)
5702 * Makefile.in: Regenerate.
5703 * arm-reloc-property.cc: New file.
5704 * arm-reloc-property.h: New file.
5705 * arm-reloc.def: New file.
5706 * arm.cc: Update comments.
5707 (arm-reloc-property.h): New included header.
5708 (arm_reloc_property_table): New global variable.
5709 (Target_arm::do_select_as_default_target): New method definition.
5710 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5711 arm-reloc-property to targ_extra_obj.
5712 * parameters.cc (set_parameters_target): Call
5713 Target::select_as_default_target().
5714 * target.h (Target::select_as_default_target): New method definition.
5715 (Target::do_select_as_default_target): Same.
5717 2010-02-01 Doug Kwan <dougkwan@google.com>
5719 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5720 first_output_text_section_.
5721 (Arm_exidx_fixup::first_output_text_section): New method definition.
5722 (Arm_exidx_fixup::first_output_text_section_): New data member.
5723 (Arm_exidx_fixup::process_exidx_section): Record the first text
5724 output section seen.
5725 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5726 and entsize in output section header.
5728 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5730 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5731 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5732 (Arm_relocate_functions::thm_alu11): New Method.
5733 (Arm_relocate_functions::thm_pc8): New Method.
5734 (Arm_relocate_functions::thm_pc12): New Method.
5735 (Target_arm::Scan::local): Handle the relocations.
5736 (Target_arm::Scan::global): Likewise.
5737 (Target_arm::Relocate::relocate): Likewise.
5738 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5740 2010-01-29 Doug Kwan <dougkwan@google.com>
5742 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5743 of relocation types as ld.
5745 2010-01-29 Doug Kwan <dougkwan@google.com>
5747 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5749 (Arm_relocate_functions::thumb_branch_common): Ditto.
5750 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5751 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5752 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5753 Arm_relocate_functions::jump24): Remove.
5754 (Target_arm::Relocate::relocate): Adjust code to call
5755 Arm_relocation_functions::arm_branch_common and
5756 Arm_relocation_functions::thumb_branch_common instead of their removed
5757 wrappers. Merge switch-cases together to reduce source code size.
5759 2010-01-29 Doug Kwan <dougkwan@google.com>
5761 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5762 output_local_symbol_count_needs_update_.
5763 (Arm_relobj::output_local_symbol_count_needs_update,
5764 Arm_relobj::set_output_local_symbol_count_needs_update,
5765 Arm_relobj::update_output_local_symbol_count): New methods.
5766 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5768 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5769 of pointed function as in a R_ARM_PREL31 relocation.
5770 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5771 for output local symbol count updating.
5772 (Target_arm::do_relax): Update output local symbol counts in objects
5774 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5776 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5778 * arm.cc: Added support for the ARM relocations:
5779 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5780 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5781 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5783 (Arm_relocate_functions::movw_rel): New method.
5784 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5785 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5787 (Arm_relocate_functions::thm_movw_rel): New method.
5788 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5790 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5792 (Target_arm::Scan::global): Likewise.
5793 (Target_arm::Relocate::relocate): Likewise.
5794 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5797 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5799 * arm.cc: Added support for ARM group relocations.
5800 (Target_arm::reloc_needs_sym_origin): New method.
5801 (Arm_relocate_functions::calc_grp_kn): New method.
5802 (Arm_relocate_functions::calc_grp_residual): New method.
5803 (Arm_relocate_functions::calc_grp_gn): New method.
5804 (Arm_relocate_functions::arm_grp_alu): New Method.
5805 (Arm_relocate_functions::arm_grp_ldr): New Method.
5806 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5807 (Arm_relocate_functions::arm_grp_ldc): New Method.
5808 (Target_arm::Scan::local): Handle the ARM group relocations.
5809 (Target_arm::Scan::global): Likewise.
5810 (Target_arm::Relocate::relocate): Likewise.
5811 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5814 2010-01-26 Doug Kwan <dougkwan@google.com>
5816 * arm.cc (set): Include.
5817 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5819 (Arm_output_section::Text_section_list): New type.
5820 (Arm_output_section::append_text_sections_to_list): New method.
5821 (Arm_output_section::fix_exidx_coverage): Ditto.
5822 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5823 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5824 Relobj::set_section_offset() instead of
5825 Sized_relobj::invalidate_section_offset().
5826 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5827 parameter for section headers. Ignore relocation sections for
5828 unallocated sections and EXIDX sections.
5829 (Target_arm::fix_exidx_coverage): New method.
5830 (Target_arm::output_section_address_less_than): New type.
5831 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5832 linked text section instead of the EXIDX section.
5833 (Arm_output_section::create_stub_group): Add an assertion to check
5834 that this is not an EXIDX output section.
5835 (Arm_output_section::append_text_sections_to_list): New method.
5836 (Arm_output_section::fix_exidx_coverage): Ditto.
5837 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5838 Arm_relobj::section_needs_reloc_stub_scanning.
5839 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5841 (Target_arm::fix_exidx_coverage): New method.
5842 * object.h (Relobj::set_output_section): New method.
5843 (Sized_relobj::invalidate_section_offset): Remove method.
5844 (Sized_relobj::do_invalidate_section_offset): Remove method.
5845 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5847 2010-01-25 Doug Kwan <dougkwan@google.com>
5849 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5850 Fix warning due to signed and unsigned comparison on a 32-bit host.
5852 2010-01-22 Doug Kwan <dougkwan@google.com>
5854 * arm.cc (Target_arm::do_relax): Record an output section for section
5855 offset adjustment it contains any stub table that has changed.
5856 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5857 offsets in an output section if necessary.
5858 * output.cc (Output_section::Output_section): Initialize
5859 section_offsets_need_adjustments_.
5860 (Output_section::add_input_section_for_script): Renamed to
5861 Output_section::add_simple_input_section.
5862 (Output_section::save_states): Add a comment.
5863 (Output_section::discard_states): New method defintion.
5864 (Output_section::adjust_section_offsets): Same.
5865 * output.h (Output_section::add_input_section_for_script): Renamed to
5866 Output_section::add_simple_input_section.
5867 (Output_section::discard_states): New method declaration.
5868 (Output_section::adjust_section_offsets): Same.
5869 (Output_section::section_offsets_need_adjustment,
5870 Output_section::set_section_offsets_need_adjustment): New method
5872 (Output_section::section_offsets_need_adjustment_): New data member.
5873 * script-sections.cc
5874 (Output_section_element_input::set_section_address): Adjust code for
5875 renaming of Output_section::add_input_section_for_script.
5876 (Orphan_output_section::set_section_address): Same.
5878 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5880 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5881 Fix_v4bx enum values .
5882 * gold/options.h (General_options): New option definitions.
5883 (General_options::fix_v4bx): New method.
5884 (General_options::Fix_v4bx): New enum.
5885 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5886 (General_options::parse_fix_v4bx_interworking): New method.
5888 2010-01-22 Doug Kwan <dougkwan@google.com>
5890 * arm.cc (Arm_exidx_fixup): New class.
5892 2010-01-21 Doug Kwan <dougkwan@google.com>
5894 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5896 (Arm_exidx_section_offset_map): New type.
5898 2010-01-21 Doug Kwan <dougkwan@google.com>
5900 * arm.cc (Arm_exidx_input_section): New class.
5901 (Arm_relobj::exidx_input_section_by_link,
5902 Arm_relobj::exidx_input_section_by_shndx,
5903 Arm_relobj::make_exidx_input_section): New methods.
5904 (read_arm_attributes_section): Remove.
5905 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5906 information about them.
5907 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5910 2010-01-20 Doug Kwan <dougkwan@google.com>
5912 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5913 Input_section_specifier to Section_id.
5914 (Target_arm::new_arm_input_section: Adjust code for change of key
5916 (Target_arm::find_arm_input_section): Ditto.
5917 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5918 (Section_id): Remove.
5919 (Garbage_collection::Section_id_hash): Remove.
5920 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5921 (Section_id): Remove.
5922 (Icf::Section_id_hash): Remove.
5923 * object.h (Section_id, Const_section_id, Section_id_hash,
5924 Const_section_id_hash): New type definitions.
5925 * output.cc (Output_section::add_relaxed_input_section): Change to
5926 use Const_section_id instead of Input_section_specifier as key type.
5927 (Output_section::add_merge_input_section): Ditto.
5928 (Output_section::build_relaxation_map): Change to use Section_id
5929 instead of Input_section_specifier as key type.
5930 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5932 (Output_section::convert_input_sections_to_relaxed_sections): Change
5933 to use Const_section_id instead of Input_section_specifier as key type.
5934 (Output_section::find_merge_section): Ditto.
5935 (Output_section::find_relaxed_input_section): Ditto.
5936 * output.h (Input_section_specifier): Remove class.
5937 (Output_section::Output_section_data_by_input_section_map): Change
5938 key type to Const_section_id.
5939 (Output_section::Output_relaxed_input_section_by_input_section_map):
5941 (Output_section::Relaxation_map): Change key type to Section_id.
5943 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5945 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5946 (class Arm_v4bx_stub): New class.
5947 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5948 (Stub_factory::make_arm_v4bx_stub): New method.
5949 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5950 (Stub_table::empty): Handle v4bx stubs.
5951 (Stub_table::add_arm_v4bx_stub): New method.
5952 (Stub_table::find_arm_v4bx_stub): New method.
5953 (Arm_relocate_functions::v4bx): New method.
5954 (Target_arm::fix_v4bx): New method.
5955 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5956 (Stub_table::relocate_stubs): Likewise.
5957 (Stub_table::do_write): Likewise.
5958 (Stub_table::update_data_size_and_addralign): Likewise.
5959 (Stub_table::finalize_stubs): Likewise.
5960 (Target_arm::Scan::local): Likewise.
5961 (Target_arm::Scan::global): Likewise.
5962 (Target_arm::do_finalize_sections): Likewise.
5963 (Target_arm::Relocate::relocate): Likewise.
5964 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5966 (Target_arm::scan_reloc_for_stub): Likewise.
5967 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5969 2010-01-19 Ian Lance Taylor <iant@google.com>
5971 * output.cc (Output_section_headers::do_sized_write): Write large
5972 segment count to sh_info field.
5973 (Output_file_header::do_sized_write): For large segment count,
5974 write PN_XNUM to e_phnum field.
5976 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5978 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5979 (Arm_relocate_functions::thm_jump8): New function.
5980 (Arm_relocate_functions::thm_jump11): New function.
5981 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5983 (Target_arm::Scan::global): Likewise.
5984 (Target_arm::Relocate::relocate): Likewise.
5985 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5988 2010-01-14 Doug Kwan <dougkwan@google.com>
5990 * arm.cc (map, utility): Include headers.
5991 (Target_arm::apply_cortex_a8_workaround): New method.
5992 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5993 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5994 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5995 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5996 the --[no-]fix-cortex-a8 command line options.
5997 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5998 (Target_arm::relocate_stub): Use addend in instruction template.
5999 * options.h (DEFINE_bool): Set the user-set flag.
6000 (General_options): Add --[no-]-fix-cortex options.
6001 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
6002 : Update fast look-up map after conversion.
6004 2010-01-14 Sriraman Tallam <tmsriram@google.com>
6006 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
6007 in the first pass of do_layout.
6009 2010-01-13 Doug Kwan <dougkwan@google.com>
6011 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6012 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
6013 apparent compiler problem of not folding static constant integral
6014 data members of elfcpp::Elf_sizes<32>.
6016 2010-01-13 Doug Kwan <dougkwan@google.com>
6018 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6019 Arm_relobj::section_needs_cortex_a8_stub_scanning,
6020 Arm_relobj::scan_section_for_cortex_a8_erratum,
6021 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
6022 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
6023 sections to scan for relocation stubs into a new method
6024 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
6025 relocation and Cortex-A8 stub scanning.
6026 (Target_arm::do_relax): Force stubs to be after stubbed sections
6027 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
6028 the beginning of a new relaxation pass. Update a comment.
6029 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
6031 2010-01-12 Ian Lance Taylor <iant@google.com>
6033 * target-reloc.h (visibility_error): New inline function.
6034 (relocate_section): Call visibility_error.
6035 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
6036 (MOSTLYCLEANFILES): Likewise.
6037 (protected_4_pic.o, protected_3.err): New targets.
6038 * testsuite/protected_4.cc: New file.
6040 2010-01-12 Doug Kwan <dougkwan@google.com>
6042 * arm.cc (Cortex_a8_reloc): New class.
6043 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
6044 and cortex_a8_relocs_info_.
6045 (Target_arm::fix_cortex_a8): New method definition.
6046 (Target_arm::Cortex_a8_relocs_info): New type.
6047 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
6048 New data member declarations.
6049 (Target_arm::scan_reloc_for_stub): Record information about
6050 relocations for THUMB branches that might be exempted from the
6051 Cortex-A8 workaround.
6052 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
6053 at the beginning of a relaxation pass.
6055 2010-01-12 Doug Kwan <dougkwan@google.com>
6057 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
6058 (Arm_relobj::Mapping_symbol_position,
6059 Arm_reloj::Mapping_symbol_position_less,
6060 Arm_relobj::Mapping_symbols_info): New types.
6061 (Target_arm::is_mapping_symbol_name): New method definition.
6062 (Arm_relobj::do_count_local_symbols): Save information about mapping
6065 2010-01-11 Doug Kwan <dougkwan@google.com>
6067 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
6068 Arm_relocate_functions::thumb32_branch_upper,
6069 Arm_relocate_functions::thumb32_branch_lower,
6070 Arm_relocate_functions::thumb32_cond_branch_offset,
6071 Arm_relocate_functions::thumb32_cond_branch_upper,
6072 Arm_relocate_functions::thumb32_cond_branch_lower,
6073 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
6074 branch offset encoding.
6075 (Arm_relocate_functions::thumb_branch_common): Use new branch
6076 offset encoding methods to avoid code duplication.
6077 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
6078 (Stub_addend_reader::operator()): Use new branch encoding method
6079 to avoid code duplication.
6081 2010-01-11 Doug Kwan <dougkwan@google.com>
6083 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
6084 (Target_arm::do_finalize_sections): Define special EXIDX section
6085 symbols only if referenced.
6086 * gc.h (Garbage_collection::add_reference): New method.
6087 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
6090 2010-01-11 Ian Lance Taylor <iant@google.com>
6092 * script.cc (Version_script_info::build_expression_list_lookup):
6093 Change complaing about duplicate wildcard match from error to
6096 * script.cc (class Lazy_demangler): Recreate--revert part of patch
6098 (Version_script_info::Version_script_info): Initialize globs_,
6099 default_version_, default_is_global_, and exact_. Don't
6100 initialize globals_ or locals_.
6101 (Version_script_info::build_lookup_tables): Build local symbols
6103 (Version_script_info::unquote): New function.
6104 (Version_script_info::add_exact_match): New function.
6105 (Version_script_info::build_expression_list_lookup): Remove lookup
6106 parameter. Add is_global parameter. Change all callers. Handle
6107 wildcard pattern specially. Unquote pattern. Call
6109 (Version_script_info::get_name_to_match): New function.
6110 (Version_script_info::get_symbol_version): New function.
6111 (Version_script_info::get_symbol_version_helper): Remove.
6112 (Version_script_info::check_unmatched_names): Call unquote.
6113 * script.h (class Version_script_info): Change get_symbol_version
6114 to be non-inline and add is_global parameter; change all callers.
6115 Rewrite symbol_is_local. Update declarations. Define struct
6116 Version_tree_match, Exact, Globs. Don't define struct Lookup.
6117 Remove globals_ and locals_ members. Add exact_, globs_,
6118 default_version_, is_global_.
6119 (Version_script_info::Glob): Remove pattern, add expression and
6120 is_global. Update constructor. Change all callers.
6121 * dynobj.cc (Versions::finalize): Mark the version symbol as the
6123 (Versions::symbol_section_contents): If a symbol is undefined, or
6124 defined in a dynamic object, set the version index to
6126 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6128 (Symbol_table::add_from_pluginobj): Likewise.
6129 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6131 2010-01-11 Doug Kwan <dougkwan@google.com>
6133 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6134 (incremental_dump_LDADD): Add linking option for libintl.
6135 * Makefile.in: Regenerate.
6137 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6140 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6142 * testsuite/Makefile.in: Regenerated.
6144 2010-01-10 Doug Kwan <dougkwan@google.com>
6146 * options.h (DEFINE_var): Use parentheses around argument varname__
6147 in macro body to avoid any unintended subsequent substitutions.
6149 2010-01-10 Ian Lance Taylor <iant@google.com>
6151 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6152 candidates before doing symbol resolution.
6154 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6155 ODR candidates if only one is weak.
6157 2010-01-08 Ian Lance Taylor <iant@google.com>
6159 * script.cc (Version_script_info::build_expression_list_lookup):
6160 Don't warn about ambiguous version, just record the ambiguity.
6161 (Version_script_info::get_symbol_version_helper): Give error if
6162 version is ambiguous.
6164 2010-01-08 Doug Kwan <dougkwan@google.com>
6166 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6167 prev_data_size_ and prev_addralign_. Remove initializer for
6168 deleted data member has_been_changed_.
6169 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6170 to determine if the table is empty.
6171 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6173 (Stub_table::add_reloc_stub): Define method in class definition
6174 instead of just declaring it there.
6175 (Stub_table::add_cortex_a8_stub): New method definition.
6176 (Stub_table::update_data_size_and_addralign): Ditto.
6177 (Stub_table::finalize_stubs): Ditto.
6178 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6179 (Stub_table::do_addralign_): Return address alignment in the
6180 (Stub_table::do_reset_address_and_file_offset): Define method in
6181 class definition instead of declaring it there. Set current data
6182 size to be the data size of the previous pass.
6183 (Stub_table::set_final_data_size): Use current data size as the
6185 (Stub_table::relocate_stub): Change parameter type of stub from
6186 Reloc_stub pointer to Stub pointer.
6187 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6188 (Stub_table::Cortex_a8_stub_list): New typedef.
6189 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6190 Stub_table::prev_addralign_): New data member.
6191 (Arm_relobj::Arm_relobj): Initialize data member
6192 section_has_cortex_a8_workaround_.
6193 (Arm_relobj::section_has_cortex_a8_workaround,
6194 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6196 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6198 (Target_arm::relocate_stub): Change parameter type of stub from
6199 Reloc_stub pointer to Stub pointer.
6200 (Insn_template::size, Insn_template::alignment): Handle
6201 THUMB16_SPECIAL_TYPE.
6202 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6203 Stub_table::update_data_size_and_addralign,
6204 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6206 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6207 (Stub_table::do_write): Ditto.
6208 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6210 2010-01-08 Ian Lance Taylor <iant@google.com>
6213 * symtab.h (class Symbol): Remove fields is_target_special_ and
6214 has_plt_offset_. Add field is_defined_in_discarded_section_.
6215 (Symbol::is_defined_in_discarded_section): New function.
6216 (Symbol::set_is_defined_in_discarded_section): New function.
6217 (Symbol::has_plt_offset): Rewrite.
6218 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6219 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6220 Don't initialize is_target_special_ or has_plt_offset_.
6221 Initialize is_defined_in_discarded_section_.
6222 (Symbol_table::add_from_relobj): If appropriate, set
6223 is_defined_in_discarded_section.
6224 * resolve.cc (Symbol::override_base_with_special): Don't test
6225 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6226 * target-reloc.h (relocate_section): Do special handling for
6227 symbols defined in discarded sections for global symbols as well
6230 2010-01-08 Ian Lance Taylor <iant@google.com>
6232 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6233 the SHT_SYMTAB case.
6235 2010-01-08 Ian Lance Taylor <iant@google.com>
6237 * object.cc (Sized_relobj::do_layout): Don't get confused if
6238 layout_eh_frame returns NULL.
6240 2010-01-08 Ian Lance Taylor <iant@google.com>
6243 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6244 dynamic symbol table, use the normal symbol table.
6245 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6248 2010-01-08 Ian Lance Taylor <iant@google.com>
6251 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6254 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6256 * version.cc (print_version): Change to "Copyright 2010".
6258 2010-01-08 Ian Lance Taylor <iant@google.com>
6262 * i386.cc (class Target_i386): Change return type of plt_section
6264 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6265 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6266 tls_desc_rel_ field.
6267 (Output_data_plt_i386::rel_tls_desc): New function.
6268 (Target_i386::rel_tls_desc_section): New function.
6269 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6270 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6271 R_386_TLS_DESC reloc in rel_tls_desc_section.
6272 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6273 Define struct Tlsdesc_info.
6274 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6275 (Target_x86_64::do_reloc_symbol_index): New function.
6276 (Target_x86_64::add_tlsdesc_info): New function.
6277 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6278 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6280 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6282 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6283 (Target_x86_64::rela_tlsdesc_section): New function.
6284 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6286 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6287 (Target_x86_64::do_reloc_addend): New function.
6288 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6289 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6290 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6291 (Output_reloc::type): New function.
6292 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6293 (Output_reloc::is_target_specific): New function.
6294 (Output_reloc::target_arg): New function.
6295 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6296 absolute relocs and target specific relocs.
6297 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6298 add_target_specific.
6299 (class Output_data_reloc) [SHT_RELA]: Likewise.
6300 * output.cc (Output_reloc::Output_reloc): Add four new versions
6301 for absolute relocs and target specific relocs.
6302 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6303 (Output_reloc::get_symbol_index): Likewise.
6304 (Output_reloc::local_section_offset): Check that local_sym_index_
6305 is not TARGET_CODE or 0.
6306 (Output_reloc::symbol_value): Likewise.
6307 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6309 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6310 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6312 * layout.cc (add_target_dynamic_tags): Use output section for
6313 DT_PLTRELSZ and DT_JMPREL.
6315 2010-01-07 Ian Lance Taylor <iant@google.com>
6318 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6320 (class Output_data_reloc_generic): Define.
6321 (class Output_data_reloc_base): Change base class to
6322 Output_data_reloc_generic. Change add() method to call
6323 bump_relative_reloc_count for a relative reloc. Remove
6325 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6327 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6328 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6330 * layout.h (class Layout): Update declaration.
6332 2010-01-07 Ian Lance Taylor <iant@google.com>
6334 * output.h (class Output_data): Add const version of
6335 output_section and do_output_section.
6336 (class Output_section_data): Add const version of
6338 (class Output_section): Likewise.
6339 * layout.cc (Layout::add_target_dynamic_tags): New function.
6340 * layout.h (class Layout): Update declarations.
6341 * arm.cc (Target_arm::do_finalize_sections): Use
6342 add_target_dynamic_tags.
6343 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6344 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6345 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6346 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6348 2010-01-07 Ian Lance Taylor <iant@google.com>
6351 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6354 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6355 Ian Lance Taylor <iant@google.com>
6358 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6359 Xindex::read_symtab_xindex.
6361 2010-01-07 Doug Kwan <dougkwan@google.com>
6363 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6364 (Insn_template::thumb16_bcond_insn): New method declaration.
6365 (Insn_template): Fix spelling.
6366 (Stub::thumb16_special): New method declaration.
6367 (Stub::do_write): Define virtual method which was previously pure
6369 (Stub::do_thumb16_special): New method declaration.
6370 (Stub::do_fixed_endian_write): New template member.
6371 (Reloc_stub::do_write): Remove.
6372 (Reloc_stub::do_fixed_endian_write): Remove.
6373 (Cortex_a8_stub): New class definition.
6374 (Stub_factory::make_cortex_a8_stub): New method definition.
6375 (Stub_factory::Stub_factory): Add missing static storage class
6376 qualifier for elf32_arm_stub_a8_veneer_blx.
6378 2010-01-07 Ian Lance Taylor <iant@google.com>
6381 * options.h (class General_options): Add --warn-unresolved-symbols
6382 and --error-unresolved-symbols.
6383 * errors.cc (Errors::undefined_symbol): Implement
6384 --warn-unresolved-symbols.
6386 * options.h (class General_options): Add -z text and -z textoff.
6387 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6389 2010-01-06 Sriraman Tallam <tmsriram@google.com>
6391 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6392 (Garbage_collection::cident_sections): New function.
6393 (Garbage_collection::add_cident_section): New function.
6394 (Garbage_collection::cident_sections_): New member.
6395 (gc_process_relocs): Add references to sections whose names are C
6397 * gold.h (cident_section_start_prefix): New constant.
6398 (cident_section_stop_prefix): New constant.
6399 (is_cident): New function.
6400 * layout.cc (Layout::define_section_symbols): Replace string constants
6401 with the newly defined constants.
6402 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6404 * testsuite/Makefile.am: Add gc_orphan_section_test.
6405 * testsuite/Makefile.in: Regenerate.
6406 * testsuite/gc_orphan_section_test.cc: New file.
6407 * testsuite/gc_orphan_section_test.sh: New file.
6409 2010-01-06 Ian Lance Taylor <iant@google.com>
6412 * options.h (class General_options): Add --warn-shared-textrel.
6413 * layout.cc (Layout::finish_dynamic_section): Implement
6414 --warn-shared-textrel.
6417 * options.h (class General_options): Add --warn-multiple-gp.
6419 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6421 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6422 $(THREADSLIB) and $(LIBDL).
6423 * Makefile.in: Rebuild.
6425 2010-01-06 Ian Lance Taylor <iant@google.com>
6428 * options.cc (General_options::parse_section_start): New function.
6429 (General_options::section_start): New function.
6430 (General_options::General_options): Initialize all members.
6431 * options.h: Include <map>
6432 (class General_options): Add --section-start. Add section_starts_
6434 * layout.cc (Layout::attach_allocated_section_to_segment): If
6435 --section-start was used, set the address of the segment. Remove
6436 local sort_sections.
6437 (Layout::relaxation_loop_body): If the address of the load segment
6438 has been set by --section-start, don't use it.
6439 * output.h (Output_segment::update_flags_for_output_section): New
6441 * output.cc (Output_segment::add_output_section): Call
6442 update_flags_for_output_section.
6444 2010-01-05 Ian Lance Taylor <iant@google.com>
6447 * options.h (class General_options): Add --undefined-version.
6448 * script.cc (struct Version_expression): Add was_matched_by_symbol
6450 (Version_script_info::matched_symbol): New function.
6451 (Version_script_info::get_symbol_version_helper): Call
6453 (Version_script_info::check_unmatched_names): New function.
6454 * script.h (class Version_script_info): Update declarations.
6455 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6457 * options.h (class General_options): Use DEFINE_bool_alias for
6458 allow_multiple_definition.
6459 * resolve.cc (Symbol_table::should_override): Don't test
6460 allow_multiple_definition.
6463 * options.h (class General_options): Add --cref.
6464 * main.cc (main): Print cref table if --cref. Don't close mapfile
6465 until after printing cref table.
6466 * cref.cc: Include "symtab.h".
6467 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6468 (Cref_table_compare::operator()): New function.
6469 (Cref_inputs::gather_cref): New function.
6470 (filecol): New static const.
6471 (Cref_inputs::print_cref): New function.
6472 (Cref::print_cref): New function.
6473 * cref.h: Include <cstdio>.
6474 (class Cref): Update declarations.
6475 * mapfile.h (Mapfile::file): New function.
6476 * object.h (class Object): Define Symbols. Declare virtual
6477 do_get_global_symbols.
6478 (Object::get_global_symbols): New function.
6479 * object.cc (Input_objects::add_object): Pass object to cref_ if
6481 (Input_objects::archive_start): Likewise.
6482 (Input_objects::archive_stop): Likewise.
6483 (Input_objects::print_cref): New function.
6484 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6485 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6487 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6489 * plugin.h (class Sized_pluginobj): Update declarations.
6491 2010-01-05 Ian Lance Taylor <iant@google.com>
6493 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6494 to is_default_version. Rename insdef to insdefault.
6495 (Symbol_table::add_from_relobj): Rename def to is_default_version
6496 and local to is_forced_local.
6497 (Symbol_table::add_from_pluginobj): Likewise.
6498 (Symbol_table::add_from_dynobj): Likewise.
6499 (Symbol_table::define_special_symbol): Rename insdef to
6502 2010-01-04 Ian Lance Taylor <iant@google.com>
6505 * options.h (class General_options): Add
6506 --allow-multiple-definition and -z muldefs.
6507 * resolve.cc (Symbol_table::should_override): Don't warn about a
6508 multiple symbol definition if --allow-multiple-definition or -z
6512 * options.h (class General_options): Add --add-needed and
6513 --copy-dt-needed-entries. Tweak --as-needed help entry.
6514 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6515 error if --copy-dt-needed-entries aka --add-needed is used and
6516 would cause a change in behaviour.
6519 * options.h (class General_options): Add -G as a short version of
6520 --shared. Add no-op options -assert, -g, and -i.
6522 2010-01-04 Sriraman Tallam <tmsriram@google.com>
6524 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6525 check for .text or .gnu.linkonce.t sections.
6526 * icf.cc (Icf::find_identical_sections): Ditto.
6527 Change the detection for mangled function name within the section
6529 * icf.h (is_section_foldable_candidate): New function.
6531 2009-12-30 Ian Lance Taylor <iant@google.com>
6534 * options.h (class General_options): Permit two dashes with
6535 --retain-symbols-file.
6537 2009-12-30 Ian Lance Taylor <iant@google.com>
6540 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6541 don't put the file header and segment headers in the text
6545 * common.cc (Sort_commons::operator()): Stabilize sort when both
6547 (Symbol_table::do_allocate_commons_list): When allocating common
6548 symbols, skip a symbol which is no longer common.
6549 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6550 an object before checking its type.
6551 * testsuite/common_test_2.c: New file.
6552 * testsuite/common_test_3.c: New file.
6553 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6554 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6555 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6556 (common_test_2_pic.o, common_test_2.so): New targets.
6557 (common_test_3_pic.o, common_test_3.so): New targets.
6558 * testsuite/Makefile.in: Rebuild.
6561 * script.cc (read_input_script): If we see a new SECTIONS clause,
6562 and we have added an input section, give an error.
6563 * layout.h (class Layout): Add have_added_input_section function.
6564 Add have_added_input_section_ field.
6565 * layout.cc (Layout::Layout): Initialize
6566 have_added_input_section_.
6567 (Layout::layout): Set have_added_input_section_.
6568 (Layout::layout_eh_frame): Likewise.
6570 2009-12-30 Ian Lance Taylor <iant@google.com>
6573 * options.h (class General_options): Add --sort-common option.
6574 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6575 * common.cc (Sort_common): Add sort_order parameter to
6576 constructor. Add sort_order_ field.
6577 (Sort_commons::operator): Check sort_order_.
6578 (Symbol_table::allocate_commons): Determine the sort order.
6579 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6581 (Symbol_table::do_allocate_commons_list): Likewise.
6583 2009-12-30 Ian Lance Taylor <iant@google.com>
6586 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6587 symbols from this object, don't change the visibility of an
6589 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6591 2009-12-30 Ian Lance Taylor <iant@google.com>
6594 * script.h (class Version_script_info): Define Language enum.
6595 Update declarations. Define Glob, Exact, and Lookup types. Add
6596 new fields globals_, locals_, and is_finalized_.
6597 * script.cc: Various formatting fixes.
6598 (class Parser_closure): Change language_stack_ from a vector of
6599 std::string to one of Version_script_info::Language. Adjust all
6601 (class Lazy_demangler): Remove.
6602 (struct Version_expression): Change language from std::string to
6603 Version_script_info::Language.
6604 (Version_script_info::Version_script_info): New function.
6605 (Version_script_info::~Version_script_info): Don't call clear.
6606 (Version_script_info::finalize): New function.
6607 (Version_script_info::build_lookup_tables): New function.
6608 (Version_script_info::build_expression_list_lookup): New
6610 (Version_script_info::get_symbol_version_helper): Rewrite to use
6612 (Version_script_info::print_expression_list): Adjust to use
6613 Version_script_info::Language.
6614 (script_push_lex_into_version_mode): Check that the version script
6615 has not been finalized.
6616 (version_script_push_lang): Change language string to
6617 Version_script_info::Language.
6618 * options.cc (Command_line::version_script): New function.
6619 * options.h (class General_options): Add finalize_dynamic_list
6620 function. Change version_script from declaration to definition.
6621 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6622 * testsuite/version_script.map: Remove duplicate def of foo.
6623 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6625 * testsuite/Makefile.in: Rebuild.
6627 2009-12-30 Ian Lance Taylor <iant@google.com>
6630 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6631 if the input symbol index is 0, make the output symbol index 0.
6633 2009-12-30 Ian Lance Taylor <iant@google.com>
6636 * options.h (class General_options): Add -x/--discard-all.
6637 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6638 --discard-all. If the local symbol needs a dynamic entry, check
6639 that before handling --discard-locals.
6641 2009-12-30 Ian Lance Taylor <iant@google.com>
6644 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6646 (Output_segment::add_output_section): Don't change the flags if
6650 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6651 GNU hash table if they need a dynamic value. Otherwise, don't add
6652 them if they are defined in a dynamic object or are forced local.
6654 2009-12-29 Ian Lance Taylor <iant@google.com>
6657 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6658 .gnu.hash table for a 32-bit target.
6661 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6662 regular and a dynamic object only needs a dynamic symbol table
6663 entry if it is externally visible.
6666 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6667 constructor. Add global_offset_table_ field.
6668 (Target_i386::got_section): Set global_offset_table_.
6669 (Target_i386::do_finalize_sections): Set global_offset_table_
6671 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6672 in constructor. Add global_offset_table_ field.
6673 (Target_x86_64::got_section): Set global_offset_table_.
6674 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6677 * layout.cc (Layout::Layout): Initialize increase_relro_.
6678 (Layout::get_output_section): Add is_relro, is_last_relro, and
6679 is_first_non_relro parameters. Change all callers.
6680 (Layout::choose_output_section): Likewise.
6681 (Layout::add_output_section_data): Likewise.
6682 (Layout::make_output_section): Likewise.
6683 (Layout::set_segment_offsets): Clear increase_relro when using a
6685 * layout.h (class Layout): Add increase_relro method. Add
6686 increase_relro_ field. Update declarations.
6687 * output.cc (Output_section::Output_section): Initialize
6688 is_last_relro_ and is_first_non_relro_.
6689 (Output_segment::add_output_section): Group relro sections is
6690 do_sort is true. Handle is_last_relro and is_first_non_relro.
6691 (Output_segment::maximum_alignment): Remove relro handling.
6692 (Output_segment::set_section_addresses): Add increase_relro
6693 parameter. Change all callers. Add initial alignment to align
6694 relro sections on separate page. Remove old relro handling.
6695 (Output_segment::set_section_list_addresses): Remove in_relro
6696 parameter. Change all callers.
6697 (Output_segment::set_offset): Add increase parameter. Change all
6698 callers. Remove old relro handling.
6699 * output.h (class Output_section): Add new methods: is_last_relro,
6700 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6701 Add is_last_relro_ and is_first_non_relro_ fields.
6702 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6703 Create separate .got.plt section. Call increase_relro.
6704 * x86_64.cc (Target_x86_64::got_section): Likewise.
6705 * testsuite/relro_script_test.t: Add .got.plt.
6708 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6709 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6710 (Layout::finalize): Call set_dynamic_symbol_size.
6711 (Layout::set_dynamic_symbol_size): New function.
6712 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6713 set_dynamic_symbol_size.
6716 * output.h (class Output_section): Add is_entsize_zero_ field.
6717 * output.cc (Output_section::Output_section): Initialize
6719 (Output_section::set_entsize): If two different entsizes are
6720 requested, force it to zero.
6721 (Output_section::add_input_section): Set flags for .debug_str
6722 before updating section flags. Set entsize.
6723 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6724 and SHF_STRING if all input sections have those flags.
6726 2009-12-29 Rafael Espindola <espindola@google.com>
6728 * main.cc (main): Fix the sys time reporting.
6729 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6732 2009-12-29 Sriraman Tallam <tmsriram@google.com>
6734 * options.cc (General_options::parse_version): Allow -v to exit
6735 without an error if there is nothing to link.
6737 2009-12-29 Ian Lance Taylor <iant@google.com>
6739 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6740 using a version of gcc before 4.1.
6741 * configure: Rebuild.
6743 2009-12-28 Chris Demetriou <cgd@google.com>
6745 * attributes.cc (Output_attributes_section_data::do_write): Use
6746 std::vector::front rather than std::vector::data.
6748 2009-12-28 Ian Lance Taylor <iant@google.com>
6750 * symtab.h (class Symbol_table): Add enum Defined.
6751 * resolve.cc (Symbol_table::should_override): Add defined
6752 parameter. Change all callers. Test whether object is NULL
6753 before calling a method on it.
6754 (Symbol_table::report_resolve_problem): Add defined parameter.
6756 (Symbol_table::should_override_with_special): Likewise.
6757 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6758 parameter. Change all callers.
6759 (Symbol_table::do_define_in_output_data): Likewise.
6760 (Symbol_table::define_in_output_segment): Likewise.
6761 (Symbol_table::do_define_in_output_segment): Likewise.
6762 (Symbol_table::define_as_constant): Likewise.
6763 (Symbol_table::do_define_as_constant): Likewise.
6764 * script.h (class Symbol_assignment): Add is_defsym parameter to
6765 constructor; change all callers.
6766 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6767 parameter. Change all callers. Add is_defsym_ field.
6768 (class Parser_closure): Add parsing_defsym parameter to
6769 constructor; change all callers. Add parsing_defsym accessor
6770 function. Add parsing_defsym_ field.
6772 2009-12-28 Ian Lance Taylor <iant@google.com>
6774 * gold.cc (queue_middle_tasks): Fix formatting.
6775 * object.cc (Relobj::is_section_name_included): Likewise.
6777 2009-12-23 Ian Lance Taylor <iant@google.com>
6779 * i386.cc (Target_i386::do_calls_non_split): Recognize
6780 -fsplit-stack prologue for a function with a static chain.
6781 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6782 -fsplit-stack prologue when using %r11.
6784 2009-12-21 Sriraman Tallam <tmsriram@google.com>
6786 * options.cc (General_options::parse_version): Make -v continue and do
6787 the link like GNU ld does.
6789 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
6791 * Makefile.am (CCFILES): Add timer.cc.
6792 (HFILES): Add timer.h.
6793 * configure.ac: Check for sysconf and times.
6794 * main.cc: include timer.h.
6795 (main): Use Timer instead of get_run_time.
6798 * workqueue.cc: include timer.h.
6799 (Workqueue::find_and_run_task):
6800 Report user, sys and wall time.
6801 * Makefile.in: Regenerate.
6802 * config.in: Regenerate.
6803 * configure: Regenerate.
6805 2009-12-16 Doug Kwan <dougkwan@google.com>
6807 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6809 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6810 relaxed input sections.
6811 * output.cc (Output_section::find_relaxed_input_section): Change
6812 return type to Output_relaxed_input_section pointer. Adjust code
6813 for new type of relaxed_input_section_map_.
6814 * output.h (Output_section::find_relaxed_input_section): Change
6815 return type to Output_relaxed_input_section pointer.
6816 (Output_section::Output_relaxed_input_section_by_input_section_map):
6818 (Output_section::relaxed_input_section_map_): Change type to
6819 Output_section::Output_relaxed_input_section_by_input_section_map.
6820 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6823 2009-12-15 Ian Lance Taylor <iant@google.com>
6825 * layout.cc (Layout::create_shstrtab): Only write out after input
6826 sections if we are compressing debug sections.
6828 2009-12-15 Ian Lance Taylor <iant@google.com>
6830 * archive.cc (Archive::add_symbols): Only look up a symbol without
6831 a version if there is, in fact, a version.
6833 2009-12-14 Ian Lance Taylor <iant@google.com>
6835 Revert -Wshadow changes, all changes from:
6836 2009-12-11 Doug Kwan <dougkwan@google.com>
6837 2009-12-11 Nick Clifton <nickc@redhat.com>
6838 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6840 2009-12-11 Doug Kwan <dougkwan@google.com>
6842 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6844 * attributes.cc (Object_attribute::size): Ditto.
6845 (Attributes_section_data::size): Ditto.
6846 (Attributes_section_data::Attributes_section_data): Ditto.
6847 (Output_attributes_section_data::do_write): Ditto.
6848 * attributes.h (Object_attribute::set_type): Ditto.
6849 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6851 2009-12-11 Nick Clifton <nickc@redhat.com>
6853 * archive.cc: Fix shadowed variable warnings.
6855 * compressed_output.cc: Likewise.
6856 * compressed_output.h: Likewise.
6857 * configure: Likewise.
6858 * dwarf_reader.cc: Likewise.
6859 * dynobj.cc: Likewise.
6860 * dynobj.h: Likewise.
6861 * ehframe.cc: Likewise.
6862 * ehframe.h: Likewise.
6863 * errors.cc: Likewise.
6864 * expression.cc: Likewise.
6865 * fileread.cc: Likewise.
6866 * fileread.h: Likewise.
6867 * freebsd.h: Likewise.
6868 * i386.cc: Likewise.
6870 * incremental.h: Likewise.
6871 * layout.cc: Likewise.
6872 * layout.h: Likewise.
6873 * mapfile.cc: Likewise.
6874 * merge.cc: Likewise.
6875 * merge.h: Likewise.
6876 * object.cc: Likewise.
6877 * object.h: Likewise.
6878 * options.h: Likewise.
6879 * output.cc: Likewise.
6880 * output.h: Likewise.
6881 * parameters.cc: Likewise.
6882 * plugin.cc: Likewise.
6883 * powerpc.cc: Likewise.
6884 * reduced_debug_output.cc: Likewise.
6885 * reduced_debug_output.h: Likewise.
6886 * reloc.cc: Likewise.
6887 * reloc.h: Likewise.
6888 * resolve.cc: Likewise.
6889 * script-sections.cc: Likewise.
6890 * script.cc: Likewise.
6891 * script.h: Likewise.
6892 * sparc.cc: Likewise.
6893 * symtab.cc: Likewise.
6894 * symtab.h: Likewise.
6895 * target-select.cc: Likewise.
6896 * target-select.h: Likewise.
6897 * token.h: Likewise.
6898 * workqueue.cc: Likewise.
6899 * workqueue.h: Likewise.
6900 * x86_64.cc: Likewise.
6902 2009-12-10 Doug Kwan <dougkwan@google.com>
6904 * arm.cc (attributes.h): New include.
6905 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6906 (Arm_relobj::~Arm_relobj): Delete object pointed by
6907 attributes_section_data_.
6908 (Arm_relobj::attributes_section_data): New method definition.
6909 (Arm_relobj::attributes_section_data_): New data member declaration.
6910 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6911 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6912 attributes_section_data_.
6913 (Arm_dynobj::attributes_section_data): New method definition.
6914 (Arm_dynobj::attributes_section_data_): New data member declaration.
6915 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6916 initialization value of may_use_blx_ to false.
6917 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6918 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6919 object attributes to compute results instead of hard-coding.
6920 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6921 Target_arm::get_secondary_compatible_arch,
6922 Target_arm::set_secondary_compatible_arch
6923 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6924 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6925 New method declarations.
6926 (Target_arm::get_aeabi_object_attribute): New method definition.
6927 (Target_arm::attributes_section_data_): New data member declaration.
6928 (read_arm_attributes_section): New template definition.
6929 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6930 (Arm_dynobj::do_read_symbols): Ditto.
6931 (Target_arm::do_finalize_sections): Merge attributes sections from
6932 input. Check for BLX use after attributes section merging.
6933 Fix __exidx_start and __exidx_end visibility. Create an
6934 .ARM.attributes section if necessary.
6935 (Target_arm::get_secondary_compatible_arch,
6936 Target_arm::set_secondary_compatible_arch,
6937 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6938 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
6939 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
6940 New method definitions.
6942 2009-12-09 Ian Lance Taylor <iant@google.com>
6944 * plugin.cc (Plugin::load): Don't cast from void* to a function
6947 2009-12-09 Ian Lance Taylor <iant@google.com>
6949 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6952 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6954 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6955 Replace two_file_shared_1.so with two_file_shared_2.so.
6956 * testsuite/Makefile.in: Regenerated.
6958 2009-12-08 Doug Kwan <dougkwan@google.com>
6960 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6961 (HFILES): Add attributes.h and int_encoding.h.
6962 * Makefile.in: Regenerate.
6963 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6964 function definitions to int_encoding.cc
6965 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6966 prototypes to int_encoding.h
6967 * reduced_debug_output.cc (int_encoding.h): New include.
6968 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6969 function definitions to int_encoding.cc
6970 (insert_into_vector, read_from_pointer): Move template definitions to
6972 * attributes.cc: New file.
6973 * attributes.h: New file.
6974 * int_encoding.cc: New file.
6975 * int_encoding.h: New file.
6977 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
6980 * incremental-dump.cc (dump_incremental_inputs): New.
6981 (main): Use dump_incremental_inputs.
6983 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6986 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6987 checking elfcpp::STT_FUNC.
6988 (Target_i386::Relocate::relocate): Likewise.
6989 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6991 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6992 symbols from shared libraries into normal FUNC symbols.
6994 * symtab.h (Symbol): Add is_func and use it.
6996 2009-12-05 Doug Kwan <dougkwan@google.com>
6998 * arm.cc (Target_arm::arm_info): Initialize new fields
6999 attributes_section and attributes_vendor.
7000 * i386.cc (Target_i386::i386_info): Same.
7001 * object.cc (Sized_relobj::do_layout): Skip attribute section.
7002 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
7003 fields attributes_section and attributes_vendor.
7004 * sparc.cc (Target_sparc::sparc_info): Same.
7005 * target.h (Target::attributes_section, Target::attributes_vendor,
7006 Target::is_attributes_section, Target::attribute_arg_type,
7007 Target::attributes_order): New method definitions.
7008 (Target::Target_info::attributes_section,
7009 Target::Target_info::attributes_vendor): New fields.
7010 (Target::do_attribute_arg_type, Target::do_attributes_order): New
7011 virtual method definitions.
7012 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
7013 attributes_section and attributes_vendor.
7014 * testsuite/testfile.cc (Target_test::test_target_info): Same.
7016 2009-12-05 Doug Kwan <dougkwan@google.com>
7018 * arm.cc: Update comments about interworking and stub generation.
7019 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
7020 considered as non-PIC.
7021 (Arm_relocate_functions::base_abs): Fix formatting.
7022 (Arm_relocate_functions::got_prel): Fix comment. Change interface
7023 of function to use GOT entry address instead of offset.
7024 (Target_arm::Scan::global): Issue an error if a symbol would need a
7025 PLT does not get one because it is untyped. Remove code to create
7026 dynamic symbols for relative branches.
7027 (Target_arm::Relocate::relocate: Use 0 instead of false since function
7028 takes unsigned integer instead of boolean.
7030 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
7032 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
7033 (two_file_test_LDADD): Likewise.
7034 (common_test_1_LDADD): Likewise.
7035 (exception_test_LDADD) Likewise.
7036 (weak_test_LDADD): Likewise.
7037 (many_sections_test_LDADD): Likewise.
7038 (initpri1_LDADD): Likewise.
7039 (script_test_1_LDADD): Likewise.
7040 (script_test_2_LDADD): Likewise.
7041 (justsyms_LDADD): Likewise.
7042 (binary_test_LDADD): Likewise.
7043 (large_LDADD): Likewise.
7044 * testsuite/Makefile.in: Regenerated.
7046 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
7048 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
7049 (Symbol_table::override_with_special): Likewise.
7050 (Symbol_table::add_from_object): Likewise.
7052 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
7054 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7055 Don't set the data_offset twice.
7057 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
7059 * testsuite/Makefile.in: Regenerate.
7061 2009-12-03 Doug Kwan <dougkwan@google.com>
7063 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
7064 (Target_arm::do_finalize_sections): Add parameter for symbol table
7065 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
7066 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7067 parameter for symbol table pointer.
7068 * layout.cc (Layout::finalize): Call Target::finalize_sections with
7069 an additional parameter for a pointer to symbol table.
7070 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
7071 parameter for a symbol table pointer.
7072 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
7073 * target.h (Target::finalize_sections, Target::do_finalize_sections):
7075 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
7076 parameter for a symbol table pointer.
7078 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
7080 * incremental.cc (Incremental_inputs_header)
7081 (Incremental_inputs_header_write, Incremental_inputs_entry)
7082 (Incremental_inputs_entry_write): Move ...
7083 * incremental.h (Incremental_inputs_header)
7084 (Incremental_inputs_header_write, Incremental_inputs_entry)
7085 (Incremental_inputs_entry_write): here.
7087 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7089 * incremental.cc (make_sized_incremental_binary): Set the target.
7090 Error if it is incompatible.
7091 * output.h (Output_file): Add filename method.
7093 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7095 * incremental.cc (Incremental_inputs_entry): Remove unused argument
7096 from the get_* methods.
7098 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7100 * incremental-dump.cc (main): Check that the offeset of a script is 0.
7101 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7102 Write 0 for the data_offset of scripts.
7104 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7106 * testsuite/Makefile.am: Add the incremental_test.sh test.
7107 * testsuite/incremental_test.sh: New.
7108 * testsuite/incremental_test_1.c: New.
7109 * testsuite/incremental_test_2.c: New.
7111 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
7113 * incremental-dump.cc (main): Fix typos.
7115 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
7118 * incremental-dump.cc (main): Use llu to print 64 bit values.
7120 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
7121 H.J. Lu <hongjiu.lu@intel.com>
7123 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7125 (incremental_dump_LDADD): Likewise.
7126 * Makefile.in: Regenerated.
7128 2009-11-25 Doug Kwan <dougkwan@google.com>
7132 2009-11-25 Doug Kwan <dougkwan@google.com>
7134 * arm.cc (Target_arm::Target_arm): Move method definition
7135 outside of class definition. Add code to handle
7136 --target1-rel, --target1-abs and --target2= options.
7137 (Target_arm::get_reloc_reloc_type): Change method to be
7138 non-static and const.
7139 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7140 New data member declaration.
7141 (Target_arm::Scan::local, Target_arm::Scan::global,
7142 Target_arm::Relocate::relocate,
7143 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7144 Adjust call to Target_arm::get_real_reloc_type.
7145 (Target_arm::get_real_reloc_type): Use command line options
7146 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7147 * options.h (--target1-rel, --target1-abs, --target2): New
7150 2009-11-25 Doug Kwan <dougkwan@google.com>
7152 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7153 class definition. Add code to handle --target1-rel, --target1-abs
7154 and --target2= options.
7155 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7157 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7159 (Target_arm::Scan::local, Target_arm::Scan::global,
7160 Target_arm::Relocate::relocate,
7161 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7162 call to Target_arm::get_real_reloc_type.
7163 (Target_arm::get_real_reloc_type): Use command line options to
7164 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7165 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7168 2009-11-25 Doug Kwan <dougkwan@google.com>
7170 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7171 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7172 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7174 (Arm_relocate_functions::thm_call): Replace body with a call to
7175 Arm_relocate_functions::thumb_branch_common.
7176 (Arm_relocate_functions::thm_jump24,
7177 Arm_relocate_functions::thm_xpc22): New method definitions.
7178 (Arm_relocate_functions::thumb_branch_common): New method definition.
7179 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7181 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7182 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7184 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7186 * Makefile.am: Build incremental-dump
7187 * Makefile.in: Regenerate.
7188 * incremental-dump.cc: New.
7189 * incremental.cc (Incremental_inputs_header_data,
7190 Incremental_inputs_entry_data): Move to incremental.h
7191 * incremental.h: (Incremental_inputs_header_data,
7192 Incremental_inputs_entry_data): Move from incremental.cc
7194 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7196 * incremental.cc (Incremental_inputs_header,
7197 Incremental_inputs_header_write, Incremental_inputs_entry,
7198 Incremental_inputs_entry_write): Add a typedef with the data type.
7200 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7202 * incremental.cc (Incremental_inputs_header,
7203 Incremental_inputs_header_write, Incremental_inputs_entry,
7204 Incremental_inputs_entry_write): Update comment about which
7205 type has the filed descriptions.
7207 2009-11-15 Doug Kwan <dougkwan@google.com>
7209 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7210 (Arm_relocate_functions::arm_branch_common): Change method defintion
7211 in class definition to a method declaration and update list of formal
7213 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7214 Arm_relocation_functions::jump24): Adjust call to
7215 Arm_relocate_functions::arm_branch_common. Update list of formal
7217 (Arm_relocate_functions::xpc25): New method definition.
7218 (Arm_relocate_functions::arm_branch_common): Move method defintion
7219 out from class definition. Use stubs for mode-switching and extending
7221 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7222 specially. Change code to enable use of stubs in ARM branches.
7224 2009-11-10 Doug Kwan <dougkwan@google.com>
7226 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7227 in method declaration.
7228 (Target_arm::relocate_stub): New method declaration.
7229 (Target_arm::default_target): Change to return a pointer instead of
7231 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7232 Target_arm::default_target.
7233 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7235 (Target_arm::relocate_section): Adjust view.
7236 (Target_arm::relocate_stub): New method definition.
7238 2009-11-10 Doug Kwan <dougkwan@google.com>
7240 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7242 * incremental.cc (open_incremental_binary): Initialized local
7243 variables to avoid warnings.
7244 * object.cc (make_elf_object): Ditto.
7245 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7248 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7251 * testsuite/plugin_test.c: Include "config.h".
7253 2009-11-09 Doug Kwan <dougkwan@google.com>
7255 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7256 (arm_symbol_value): Remove.
7257 (Arm_relocate_functions::arm_branch_common,
7258 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7259 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7260 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7261 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7262 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7263 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7264 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7265 Arm_relocate_functions::thm_mobw_abs_nc,
7266 Arm_relocate_functions::thm_mov_abs,
7267 Arm_relocate_functions::movw_prel_nc,
7268 Arm_relocate_functions::thm_movt_abs,
7269 Arm_relocate_functions::movt_prel,
7270 Arm_relocate_functions::thm_movw_prel_nc,
7271 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7272 (Target_arm::Relocate::relocate): Only decompose address into two
7273 parts if relocation type uses the thumb-bit and pass the actual
7274 bit instead of a flag indicating that the thumb-bit is used. Adjust
7275 calls to methods in Arm_relocate_functions for this change.
7277 2009-11-08 Ian Lance Taylor <iant@google.com>
7280 * reloc.cc: Instantiate
7281 Sized_relobj::initialize_input_to_output_maps and
7282 Sized_relobj:free_input_to_output_maps.
7284 2009-11-06 Ian Lance Taylor <iant@google.com>
7287 * defstd.cc (in_segment): Set only_if_ref true for "end".
7289 2009-11-06 Doug Kwan <dougkwan@google.com>
7291 * arm.cc (class Reloc_stub): Correct a comment.
7292 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7293 (Target_arm::scan_section_for_stubs): New method declaration.
7294 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7295 Change methods from private to protected.
7296 (Target_arm::do_may_relax): New method definition.
7297 (Target_arm::do_relax, Target_arm::group_sections,
7298 Target_arm::scan_reloc_for_stub,
7299 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7300 (Target_arm::arm_input_section_map_): New data member declaration.
7301 (Target_arm::scan_reloc_for_stub,
7302 Target_arm::scan_reloc_section_for_stubs,
7303 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7304 Target_arm::do_relax): New method definitions.
7306 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7308 * configure.ac: Check for (struct stat)::st_mtim
7309 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7310 * config.in: Regenerate.
7311 * configure: Regenerate.
7313 2009-11-05 Ian Lance Taylor <iant@google.com>
7316 * output.cc (Output_segment::add_output_section): Add missing
7319 2009-11-04 Ian Lance Taylor <iant@google.com>
7322 * object.h (class Object): Add is_needed and set_is_needed
7323 methods. Add is_needed_ field. Make bool fields into bitfields.
7324 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7325 defined in a dynamic object and referenced by a regular object,
7326 set is_needed for the dynamic object.
7327 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7328 if the file is marked with as_needed and it is not needed.
7330 2009-11-04 Ian Lance Taylor <iant@google.com>
7333 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7334 tags if data is discarded by linker script.
7335 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7336 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7337 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7338 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7340 2009-11-04 Ian Lance Taylor <iant@google.com>
7342 * layout.cc (Layout::get_output_section): Add is_interp and
7343 is_dynamic_linker_section parameters. Change all callers.
7344 (Layout::choose_output_section): Likewise.
7345 (Layout::make_output_section): Likewise.
7346 (Layout::add_output_section_data): Add is_dynamic_linker_section
7347 parameter. Change all callers.
7348 * layout.h (class Layout): Update declarations.
7349 * output.h (class Output_section): Add is_interp, set_is_interp,
7350 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7351 Add is_interp_, is_dynamic_linker_section_ fields. Change
7352 generate_code_fills_at_write_ to a bitfield.
7353 * output.cc (Output_section::Output_sections): Initialize new
7355 (Output_segment::add_output_section): Add do_sort parameter.
7358 2009-11-03 Ian Lance Taylor <iant@google.com>
7361 * options.h (class General_options): Add --warn-common.
7362 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7363 merging two common symbols.
7364 (Symbol_table::should_override): Handle --warn-common when merging
7365 a common symbol with a defined symbol. Use report_resolve_problem
7366 for multiple definitions.
7367 (Symbol_table::report_resolve_problem): New function.
7368 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7370 2009-11-03 Doug Kwan <dougkwan@google.com>
7372 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7374 (Target_arm::stub_factory): New method definition.
7375 (Target_arm::new_arm_input_section,
7376 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7377 Target_arm::reloc_uses_thumb_bit): New method declarations.
7378 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
7379 New type definitions.
7380 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7381 member declarations.
7382 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7383 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7384 New method definitions.
7386 2009-11-03 Ian Lance Taylor <iant@google.com>
7388 * options.h (class General_options): Add --warn_constructors.
7390 2009-11-03 Ian Lance Taylor <iant@google.com>
7393 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7394 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7396 2009-11-03 Ian Lance Taylor <iant@google.com>
7399 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7400 --msgid-bugs-address.
7401 (install-pdf): New target.
7402 (install-data_yes): Look up one directory to find mkinstalldirs.
7404 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7406 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7409 2009-10-30 Doug Kwan <dougkwan@google.com>
7411 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7413 2009-10-30 Doug Kwan <dougkwan@google.com>
7415 * arm.cc (Stub_addend_reader): New struct template definition
7416 and partial specializations.
7417 (Stub_addend_reader::operator()): New method definition for a
7418 partially specialized template.
7420 2009-10-30 Doug Kwan <dougkwan@google.com>
7422 * arm.cc (Arm_relobj::processor_specific_flags): New method
7424 (Arm_relobj::do_read_symbols): New method declaration.
7425 (Arm_relobj::processor_specific_flags_): New data member declaration.
7426 (Arm_dynobj): New class definition.
7427 (Target_arm::do_finalize_sections): Add input_objects parameter.
7428 (Target_arm::do_adjust_elf_header): New method declaration.
7429 (Target_arm::are_eabi_versions_compatible,
7430 (Target_arm::merge_processor_specific_flags): New method declaration.
7431 (Target_arm::do_make_elf_object): New overloaded method definitions
7433 (Arm_relobj::do_read_symbols): New method definition.
7434 (Arm_dynobj::do_read_symbols): Ditto.
7435 (Target_arm::do_finalize_sections): Add input_objects parameters.
7436 Merge processor-specific flags from all input objects.
7437 (Target_arm::are_eabi_versions_compatible,
7438 Target_arm::merge_processor_specific_flags,
7439 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7440 New method definitions.
7441 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7442 Input_objects pointer type parameter.
7443 * layout.cc (Layout::finalize): Pass input objects to target's.
7444 finalize_sections function.
7445 * output.cc (Output_file_header::do_sized_write): Set ELF file
7446 header's processor-specific flags.
7447 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7448 Input_objects pointer type parameter.
7449 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7450 * target.h (Input_objects): New forward class declaration.
7451 (Target::processor_specific_flags,
7452 Target::are_processor_specific_flags_sect): New method definitions.
7453 (Target::finalize_sections): Add input_objects parameter.
7454 (Target::Target): Initialize processor_specific_flags_ and
7455 are_processor_specific_flags_set_.
7456 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7458 (Target::set_processor_specific_flags): New method definition.
7459 (Target::processor_specific_flags_,
7460 Target::are_processor_specific_flags_set_): New data member
7462 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7463 Input_objects pointer type parameter.
7465 2009-10-30 Doug Kwan <dougkwan@google.com>
7467 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7469 2009-10-28 Ian Lance Taylor <iant@google.com>
7471 * object.h (class Relobj): Drop options parameter from
7472 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7473 do_scan_relocs, do_relocate. Change all callers.
7474 (class Sized_relobj): Drop options parameters from
7475 do_gc_process_relocs, do_scan_relocs, do_relocate,
7476 do_relocate_sections, relocate_sections, emit_relocs_scan,
7477 emit_relocs_scan_reltype. Change all callers.
7478 (struct Relocate_info): Remove options field and all references to
7480 * reloc.h (class Read_relocs): Remove options constructor
7481 parameter and options_ field. Change all callers.
7482 (class Gc_process_relocs, class Scan_relocs): Likewise.
7483 (class Relocate_task): Likewise.
7484 * target-reloc.h (scan_relocs): Remove options parameter. Change
7486 (scan_relocatable_relocs): Likewise.
7487 * target.h (class Sized_target): Remove options parameter from
7488 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7490 * gc.h (gc_process_relocs): Remove options parameter. Change all
7492 * arm.cc: Update functions to remove options parameters.
7493 * i386.cc: Likewise.
7494 * powerpc.cc: Likewise.
7495 * sparc.cc: Likewise.
7496 * x86_64.cc: Likewise.
7497 * testsuite/testfile.cc: Likewise.
7499 2009-10-28 Doug Kwan <dougkwan@google.com>
7501 * arm.cc (Arm_relobj): New class definition.
7502 (Arm_relobj::scan_sections_for_stubs,
7503 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7504 New method definitions.
7506 2009-10-28 Cary Coutant <ccoutant@google.com>
7508 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7509 (Plugin::cleanup_done_): New member.
7510 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7511 (Plugin_manager::cleanup_done_): Remove.
7512 (Plugin_manager::add_input_file): Edit error message.
7513 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7514 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7516 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7518 * fileread.cc: (File_read::View::~View): Use the new
7519 data_ownership_ filed.
7520 (File_read::~File_read): Dispose the new whole_file_view_.
7521 (File_read::open): Mmap the whole file if needed.
7522 (File_read::open): Use whole_file_view_ instead of contents_.
7523 (File_read::find_view): Use whole_file_view_ if applicable.
7524 (File_read::do_read): Use whole_file_view_ instead of contents_.
7525 (File_read::make_view): Use whole_file_view_ instead of contents_,
7526 update File_read::View::View call.
7527 (File_read::find_or_make_view): Update File_read::View::View
7529 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7531 (File_read::View::Data_ownership): New enum.
7532 (File_read::View::View): Replace bool mapped_ with Data_ownership
7534 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7535 (File_read::View::data_ownership_): New field.
7536 (File_read::contents_): Remove (replaced by whole_file_view_).
7537 (File_read::whole_file_view_): New field.
7538 * options.h (class General_options): Add --keep-files-mapped.
7540 2009-10-27 Cary Coutant <ccoutant@google.com>
7542 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7543 * testsuite/Makefile.am (plugin_test_5): New test case.
7544 * testsuite/Makefile.in: Regenerate.
7546 2009-10-25 Doug Kwan <dougkwan@google.com>
7548 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7549 from private to protected to allow access by child class.
7550 (Sized_relobj::do_relocate_sections): New method declaration.
7551 (Sized_relobj::relocate_sections): Virtualize.
7552 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
7553 Sized_relobj::relocate_sections. Instantiate template explicitly
7554 for different target sizes and endianity.
7556 2009-10-24 Doug Kwan <dougkwan@google.com>
7558 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7559 (Arm_input_section::as_arm_input_section): New method.
7560 (Arm_output_section): New class definition.
7561 (Arm_output_section::create_stub_group,
7562 Arm_output_section::group_sections): New method definitions.
7564 2009-10-22 Doug Kwan <dougkwan@google.com>
7566 * arm.cc (Arm_input_section): New class definition.
7567 (Arm_input_section::init, Arm_input_section:do_write,
7568 Arm_input_section::set_final_data_size,
7569 Arm_input_section::do_reset_address_and_file_offset): New method
7572 2009-10-21 Doug Kwan <dougkwan@google.com>
7574 * arm.cc (Stub_table, Arm_input_section): New forward class
7576 (Stub_table): New class defintion.
7577 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7578 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7579 New method definition.
7581 2009-10-21 Doug Kwan <dougkwan@google.com>
7583 * arm.cc: Update copyright comments.
7584 (Target_arm): New forward class template declaration.
7585 (Arm_address): New type.
7586 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7587 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7588 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7590 (Insn_template): Same.
7591 (DEF_STUBS): New macro.
7592 (Stub_type): New enum type.
7593 (Stub_template): New class definition.
7596 (Stub_factory): Same.
7597 (Target_arm::Target_arm): Initialize may_use_blx_ and
7598 should_force_pic_veneer_.
7599 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7600 Target_arm::should_force_pic_veneer,
7601 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7602 Target_arm::using_thumb_only, Target_arm:;default_target): New
7604 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7605 New data member declarations.
7606 (Insn_template::size, Insn_template::alignment): New method defintions.
7607 (Stub_template::Stub_template): New method definition.
7608 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7609 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7610 (Stub_factory::Stub_factory): New method definition.
7611 * gold.h (string_hash): New template.
7612 * output.h (Input_section_specifier::hash_value): Use
7614 (Input_section_specifier::string_hash): Remove.
7615 * stringpool.cc (Stringpool_template::string_hash): Use
7618 2009-10-20 Doug Kwan <dougkwan@google.com>
7620 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7621 symbols of relaxed input sections.
7622 * output.h (Output_section::find_relaxed_input_section): Make
7625 2009-10-16 Doug Kwan <dougkwan@google.com>
7627 * dynobj.cc (Versions::Versions): Initialize version_script_.
7628 Only insert base version symbol definition for a shared object
7629 if version script defines any version versions.
7630 (Versions::define_base_version): New method definition.
7631 (Versions::add_def): Check that base version is not needed.
7632 (Versions::add_need): Define base version lazily.
7633 * dynobj.h (Versions::define_base_version): New method declaration.
7634 (Versions::needs_base_version_): New data member declaration.
7635 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7636 (check_DATA): Add no_version_test.stdout.
7637 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7639 * testsuite/Makefile.in: Regenerate.
7640 * testsuite/no_version_test.c: New file.
7641 * testsuite/no_version_test.sh: Ditto.
7643 2009-10-16 Doug Kwan <dougkwan@google.com>
7645 * expression.cc (class Segment_start_expression): New class definition.
7646 (Segment_start_expression::value): New method definition.
7647 (script_exp_function_segment_start): Return a new
7648 Segment_start_expression.
7649 * gold/script-c.h (script_saw_segment_start_expression): New function
7651 * script-sections.cc (Script_sections::Script_sections): Initialize
7652 SAW_SEGMENT_START_EXPRESSION_ to false.
7653 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7654 and -Tbbs options to specify section addresses if given in
7655 command line and no SEGMENT_START expression is seen in a script.
7656 * script-sections.h (Script_sections::saw_segment_start_expression,
7657 Script_sections::set_saw_segment_start_expression): New method
7659 (Script_sections::saw_segment_start_expression_): New data member
7661 * script.cc (script_saw_segment_start_expression): New function.
7662 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7663 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7664 script_test_7.sh and script_test_8.sh.
7665 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7666 script_test_8.stdout.
7667 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7668 (script_test_6, script_test_6.stdout, script_test_7,
7669 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7670 * Makefile.in: Regenerate.
7671 * testsuite/script_test_6.sh: New file.
7672 * testsuite/script_test_6.t: Same.
7673 * testsuite/script_test_7.sh: Same.
7674 * testsuite/script_test_7.t: Same.
7675 * testsuite/script_test_8.sh: Same.
7677 2009-10-16 Doug Kwan <dougkwan@google.com>
7679 * output.cc (Output_segment::set_section_list_address): Cast
7680 expressions to unsigned long long type to avoid format warnings.
7682 2009-10-15 Ian Lance Taylor <iant@google.com>
7684 * script.cc (Script_options::add_symbol_assignment): Always add a
7685 dot assignment to script_sections_.
7686 * script-sections.cc (Script_sections::add_dot_assignment):
7687 Initialize if necessary.
7689 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7690 program headers with no load segment if there is a linker script.
7692 * layout.cc (Layout::set_segment_offsets): Align the file offset
7693 to the segment aligment for -N or -n with no load segment.
7694 * output.cc (Output_segment::add_output_section): Don't crash if
7695 the first section is a TLS section.
7696 (Output_segment::set_section_list_addresses): Print an error
7697 message if the address moves backward in a linker script.
7698 * script-sections.cc
7699 (Output_section_element_input::set_section_addresses): Don't
7700 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7701 (Orphan_output_section::set_section_addresses): Likewise.
7703 2009-10-15 Doug Kwan <dougkwan@google.com>
7705 * layout.cc (Layout::finish_dynamic_section): Generate tags
7706 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7707 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7708 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7710 2009-10-14 Ian Lance Taylor <iant@google.com>
7712 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7714 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7715 data_shdr fields of relinfo.
7716 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7717 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7718 R_386_TLS_LDO_32, adjust based on section flags.
7719 (Target_i386::Relocate::fix_up_ldo): Remove.
7721 2009-10-13 Ian Lance Taylor <iant@google.com>
7723 Add support for -pie.
7724 * options.h (class General_options): Add -pie and
7726 (General_options::output_is_position_independent): Test -pie.
7727 (General_options::output_is_executable): Return true if not shared
7728 and not relocatable.
7729 (General_options::output_is_pie): Remove.
7730 * options.cc (General_options::finalize): Reject incompatible uses
7732 * gold.cc (queue_middle_tasks): A -pie link is not static.
7733 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7734 * symtab.cc (Symbol::final_value_is_known): Return false if
7735 output_is_position_independent.
7736 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7737 output_is_position_independent.
7738 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7739 output_is_position_independent.
7740 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7741 output_is_position_independent.
7742 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7744 (basic_pie_test.o, basic_pie_test): New targets.
7745 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7746 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7747 (two_file_pie_test): New target.
7748 * testsuite/Makefile.in: Rebuild.
7749 * README: Remove note saying that -pie is not supported.
7751 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7753 * options.h (class General_options): Add -init and -fini.
7754 * layout.cc (Layout::finish_dynamic_section): Emit
7755 given init and fini functions.
7757 2009-10-13 Sriraman Tallam <tmsriram@google.com>
7759 * gc.h (gc_process_relocs): Check if icf is enabled using new
7761 * gold.cc (queue_initial_tasks): Likewise.
7762 (queue_middle_tasks): Likewise.
7763 * object.cc (do_layout): Likewise.
7764 * symtab.cc (is_section_folded): Likewise.
7765 * main.cc (main): Likewise.
7766 * reloc.cc (Read_relocs::run): Likewise.
7767 (Sized_relobj::do_scan_relocs): Likewise.
7768 * icf.cc (is_function_ctor_or_dtor): New function.
7769 (Icf::find_identical_sections): Check if function is ctor or dtor when
7771 * options.h (General_options::icf): Change option to be an enum.
7772 (Icf_status): New enum.
7773 (icf_enabled): New method.
7774 (icf_safe_folding): New method.
7775 (set_icf_status): New method.
7776 (icf_status_): New variable.
7777 * (options.cc) (General_options::finalize): Set icf_status_.
7778 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7779 icf_test and icf_keep_unique_test to use the --icf enum flag.
7780 * testsuite/icf_safe_test.sh: New file.
7781 * testsuite/icf_safe_test.cc: New file.
7783 2009-10-12 Sriraman Tallam <tmsriram@google.com>
7785 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7786 includes to gc.h and icf.h.
7787 * arm.cc: Include gc.h.
7788 * gold.cc: Likewise.
7789 * i386.cc: Likewise.
7790 * powerpc.cc: Likewise.
7791 * sparc.cc: Likewise.
7792 * x86_64.cc: Likewise.
7793 * gc.h: Include icf.h.
7795 2009-10-11 Ian Lance Taylor <iant@google.com>
7797 * plugin.cc: Include "gold.h" before other header files.
7799 2009-10-10 Chris Demetriou <cgd@google.com>
7801 * options.h (Input_file_argument::Input_file_type): New enum.
7802 (Input_file_argument::is_lib_): Replace with...
7803 (Input_file_argument::type_): New member.
7804 (Input_file_argument::Input_file_argument): Take Input_file_type
7805 'type' rather than boolean 'is_lib' as second argument.
7806 (Input_file_argument::is_lib): Use type_.
7807 (Input_file_argument::is_searched_file): New function.
7808 (Input_file_argument::may_need_search): Handle is_searched_file.
7809 * options.cc (General_options::parse_library): Support -l:filename.
7810 (General_options::parse_just_symbols): Update for Input_file_argument
7812 (Command_line::process): Likewise.
7813 * archive.cc (Archive::get_file_and_offset): Likewise.
7814 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7815 * script.cc (read_script_file, script_add_file): Likewise.
7816 * fileread.cc (Input_file::Input_file): Likewise.
7817 (Input_file::will_search_for): Handle is_searched_file.
7818 (Input_file::open): Likewise.
7819 * readsyms.cc (Read_symbols::get_name): Likewise.
7820 * testsuite/Makefile.am (searched_file_test): New test.
7821 * testsuite/Makefile.in: Regenerate.
7822 * testsuite/searched_file_test.cc: New file.
7823 * testsuite/searched_file_test_lib.cc: New file.
7825 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7826 Ian Lance Taylor <iant@google.com>
7828 * descriptor.cc: Include <cstdio> and "binary-io.h".
7829 (Descriptors::open): Open the files in binary mode always.
7830 * script.cc (Lex::get_token): Treat \r as whitespace.
7832 2009-10-09 Ian Lance Taylor <iant@google.com>
7834 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7836 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7837 Ian Lance Taylor <iant@google.com>
7839 * configure.ac: Check for readv function also.
7840 * fileread.cc (readv): Define if not HAVE_READV.
7841 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7843 * config.in: Regenerate.
7844 * configure: Regenerate.
7846 2009-10-09 Doug Kwan <dougkwan@google.com>
7848 * layout.cc (Layout::make_output_section): Call target hook to make
7849 ordinary output section.
7850 (Layout::finalize): Adjust parameter list of call the
7851 Target::may_relax().
7852 * layout.h (class Layout::section_list): New method.
7853 * merge.h (Output_merge_base::entsize): Change visibility to public.
7854 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7856 (Output_merge_string::do_is_string): New method.
7857 * object.cc (Sized_relobj::do_setup): renamed from
7858 Sized_relobj::set_up.
7859 * object.h (Sized_relobj::adjust_shndx,
7860 Sized_relobj::initializ_input_to_output_maps,
7861 Sized_relobj::free_input_to_output_maps): Change visibilities to
7863 (Sized_relobj::setup): Virtualize.
7864 (Sized_relobj::do_setup): New method declaration.
7865 (Sized_relobj::invalidate_section_offset,
7866 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7867 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7868 * options.cc (parse_int): New function.
7869 * options.h (parse_int): New declaration.
7870 (DEFINE_int): New macro.
7871 (stub_group_size): New option.
7872 * output.cc (Output_section::Output_section): Initialize memebers
7873 merge_section_map_, merge_section_by_properties_map_,
7874 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7875 (Output_section::add_input_section): Handled deferred code-fill
7876 generation and remove an old comment.
7877 (Output_section::add_relaxed_input_section): New method definition.
7878 (Output_section::add_merge_input_section): Use merge section by
7879 properties map to speed to search. Update merge section maps
7881 (Output_section::build_relaxation_map): New method definition.
7882 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7884 (Output_section::relax_input_section): Renamed to
7885 Output_section::convert_input_sections_to_relaxed_sections and change
7886 interface to take a vector of pointers to relaxed sections.
7887 (Output_section::find_merge_section,
7888 Output_section::find_relaxed_input_section): New method definitions.
7889 (Output_section::is_input_address_mapped,
7890 Output_section::output_offset, Output_section::output_address):
7891 Use output section data maps to speed up searching.
7892 (Output_section::find_starting_output_address): Add comments.
7893 (Output_section::do_write,
7894 Output_section::write_to_postprocessing_buffer): Do code-fill
7895 generation as appropriate.
7896 (Output_section::get_input_sections): Invalidate relaxed input section
7898 (Output_section::restore_states): Adjust type of checkpoint .
7899 Invalidate relaxed input section map.
7900 * output.h (Output_merge_base): New class declaration.
7901 (Input_section_specifier): New class defintion.
7902 (class Output_relaxed_input_section) Change base class to
7903 Output_section_data_build.
7904 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7905 base class initializer.
7906 (Output_section::add_relaxed_input_section): New method declaration.
7907 (Output_section::Input_section): Change visibility to protected.
7908 (Output_section::Input_section::relobj,
7909 Output_section::Input_section::shndx): Handle relaxed input sections.
7910 Output_section::input_sections) Change visibility to protected. Also
7911 define overload to return a non-const pointer.
7912 (Output_section::Merge_section_properties): New class defintion.
7913 (Output_section::Merge_section_by_properties_map,
7914 Output_section::Output_section_data_by_input_section_map,
7915 Output_section::Relaxation_map): New types.
7916 (Output_section::relax_input_section): Rename method to
7917 Output_section::convert_input_sections_to_relaxed_sections and change
7918 interface to take a vector of relaxed section pointers.
7919 (Output_section::find_merge_section,
7920 Output_section::find_relaxed_input_section,
7921 Output_section::build_relaxation_map,
7922 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7923 New method declarations.
7924 (Output_section::merge_section_map_
7925 Output_section::merge_section_by_properties_map_,
7926 Output_section::relaxed_input_section_map_,
7927 Output_section::is_relaxed_input_section_map_valid_,
7928 Output_section::generate_code_fills_at_write_): New data members.
7929 * script-sections.cc
7930 (Output_section_element_input::set_section_addresses): Call
7931 current_data_size and addralign methods of relaxed input sections.
7932 (Orphan_output_section::set_section_addresses): Call current_data_size
7933 and addralign methods of relaxed input sections.
7934 * symtab.cc (Symbol_table::compute_final_value): Extract template
7935 from the body of Symbol_table::sized_finalize_symbol.
7936 (Symbol_table::sized_finalized_symbol): Call
7937 Symbol_table::compute_final_value.
7938 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7939 (Symbol_table::compute_final_value): New templated method declaration.
7940 * target.cc (Target::do_make_output_section): New method defintion.
7941 * target.h (Target::make_output_section): New method declaration.
7942 (Target::relax): Add more parameters for input objects, symbol table
7943 and layout. Adjust call to do_relax.
7944 (Target::do_make_output_section): New method declaration.
7945 (Target::do_relax): Add parameters for input objects, symbol table
7948 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7950 * pread.c: Include stdio.h.
7952 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7954 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7957 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7959 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7960 Change read_shndx type to unsigned int.
7961 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7963 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7964 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7965 Change read_shndx type to unsigned int.
7966 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7968 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7969 * layout.cc (Layout::create_symtab_sections): Cast the result of
7970 local_symcount * symsize to off_t in the gold_assert.
7972 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7974 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7975 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7977 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7978 (Arm_relocate_functions::thm_abs5): New function.
7979 (Arm_relocate_functions::abs12): New function.
7980 (Arm_relocate_functions::abs16): New function.
7981 (Arm_relocate_functions::base_abs): New function.
7982 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7983 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7984 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7986 (Scan::global): Likewise.
7987 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7988 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7989 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7990 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7993 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7995 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7996 (Arm_relocate_functions::movt_prel): New function.
7997 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7998 (Arm_relocate_functions::thm_movt_prel): New function.
7999 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8000 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
8001 (Scan::global, Relocate::relocate): Likewise.
8002 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8004 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8006 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
8007 Incremental_checker.
8008 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
8010 (class Incremental_inputs_header): New class.
8011 (Incremental_inputs_header_writer): Edit comment.
8012 (Incremental_inputs_entry): New class.
8013 (Incremental_inputs_entry_writer): Edit comment.
8014 (Sized_incremental_binary::do_find_incremental_inputs_section):
8015 Add *strtab_shndx parameter, fill it.
8016 (Sized_incremental_binary::do_check_inputs): New method.
8017 (Incremental_checker::can_incrementally_link_output_file): Use
8018 Sized_incremental_binary::check_inputs.
8019 (Incremental_inputs::report_command_line): Save command line in
8022 (Incremental_binary::find_incremental_inputs_section): New
8024 (Incremental_binary::do_find_incremental_inputs_section): Add
8025 strtab_shndx parameter.
8026 (Incremental_binary::do_check_inputs): New pure virtual method.
8027 (Sized_incremental_binary::do_check_inputs): Declare.
8028 (Incremental_checker::Incremental_checker): Add incremental_inputs
8029 parameter, use it to initialize incremental_inputs_.
8030 (Incremental_checker::incremental_inputs_): New field.
8031 (Incremental_checker::command_line): New method.
8032 (Incremental_checker::inputs): New method.
8033 (Incremental_checker::command_line_): New field.
8035 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8037 * incremental.cc: Include <cstdarg> and "target-select.h".
8038 (vexplain_no_incremental): New function.
8039 (explain_no_incremental): New function.
8040 (Incremental_binary::error): New method.
8041 (Sized_incremental_binary::do_find_incremental_inputs_section): New
8043 (make_sized_incremental_binary): New function.
8044 (open_incremental_binary): New function.
8045 (can_incrementally_link_file): Add checks if output is ELF and has
8047 * incremental.h: Include "elfcpp_file.h" and "output.h".
8048 (Incremental_binary): New class.
8049 (Sized_incremental_binary): New class.
8050 (open_incremental_binary): Declare.
8051 * object.cc (is_elf_object): Use
8052 elfcpp::Elf_recognizer::is_elf_file.
8053 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
8054 * output.h (Output_file::filesize): New method.
8056 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8058 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
8060 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
8061 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
8063 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
8065 (Arm_relocate_functions::movw_abs_nc): New function.
8066 (Arm_relocate_functions::movt_abs): New function.
8067 (Arm_relocate_functions::thm_movw_abs_nc): New function.
8068 (Arm_relocate_functions::thm_movt_abs): New function.
8069 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
8070 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
8071 (Scan::global): Likewise.
8072 (Relocate::relocate): Likewise.
8073 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8075 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8077 * arm.cc (Arm_relocate_functions::got_prel) New function.
8078 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
8079 (Relocate::relocate): Likewise.
8080 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8082 2009-10-06 Ian Lance Taylor <iant@google.com>
8084 * options.h (class General_options): Define
8085 split_stack_adjust_size parameter.
8086 * object.h (class Object): Add uses_split_stack_ and
8087 has_no_split_stack_ fields. Add uses_split_stack and
8088 has_no_split_stack accessor functions. Declare
8089 handle_split_stack_section.
8090 (class Reloc_symbol_changes): Define.
8091 (class Sized_relobj): Define Function_offsets. Declare
8092 split_stack_adjust, split_stack_adjust_reltype, and
8094 * object.cc (Object::handle_split_stack_section): New function.
8095 (Sized_relobj::do_layout): Call handle_split_stack_section.
8096 * dynobj.cc (Sized_dynobj::do_layout): Call
8097 handle_split_stack_section.
8098 * reloc.cc (Sized_relobj::relocate_sections): Call
8099 split_stack_adjust for executable sections in split_stack
8100 objects. Pass reloc_map to relocate_section.
8101 (Sized_relobj::split_stack_adjust): New function.
8102 (Sized_relobj::split_stack_adjust_reltype): New function.
8103 (Sized_relobj::find_functions): New function.
8104 * target-reloc.h: Include "object.h".
8105 (relocate_section): Add reloc_symbol_changes parameter. Change
8107 * target.h (class Target): Add calls_non_split method. Declare
8108 do_calls_non_split virtual method. Declare match_view and
8110 * target.cc: Include "elfcpp.h".
8111 (Target::do_calls_non_split): New function.
8112 (Target::match_view): New function.
8113 (Target::set_view_to_nop): New function.
8114 * gold.cc (queue_middle_tasks): Give an error if mixing
8115 split-stack and non-split-stack objects with -r.
8116 * i386.cc (Target_i386::relocate_section): Add
8117 reloc_symbol_changes parameter.
8118 (Target_i386::do_calls_non_split): New function.
8119 * x86_64.cc (Target_x86_64::relocate_section): Add
8120 reloc_symbol_changes parameter.
8121 (Target_x86_64::do_calls_non_split): New function.
8122 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8124 * powerpc.cc (Target_powerpc::relocate_section): Add
8125 reloc_symbol_changes parameter.
8126 * sparc.cc (Target_sparc::relocate_section): Add
8127 reloc_symbol_changes parameter.
8128 * configure.ac: Call AM_CONDITIONAL for the default target.
8129 * configure: Rebuild.
8130 * testsuite/Makefile.am (TEST_AS): New variable.
8131 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8132 (check_DATA): Add split_i386 and split_x86_64 files.
8133 (SPLIT_DEFSYMS): Define.
8134 (split_i386_[1234n].o): New targets.
8135 (split_i386_[124]): New targets.
8136 (split_i386_[1234r].stdout): New targets.
8137 (split_x86_64_[1234n].o): New targets.
8138 (split_x86_64_[124]): New targets.
8139 (split_x86_64_[1234r].stdout): New targets.
8140 (MOSTLYCLEANFILES): Add new executables.
8141 * testsuite/split_i386.sh: New file.
8142 * testsuite/split_x86_64.sh: New file.
8143 * testsuite/split_i386_1.s: New file.
8144 * testsuite/split_i386_2.s: New file.
8145 * testsuite/split_i386_3.s: New file.
8146 * testsuite/split_i386_4.s: New file.
8147 * testsuite/split_i386_n.s: New file.
8148 * testsuite/split_x86_64_1.s: New file.
8149 * testsuite/split_x86_64_2.s: New file.
8150 * testsuite/split_x86_64_3.s: New file.
8151 * testsuite/split_x86_64_4.s: New file.
8152 * testsuite/split_x86_64_n.s: New file.
8153 * testsuite/testfile.cc (Target_test): Update relocation_section
8155 * testsuite/Makefile.in: Rebuild.
8157 2009-10-06 Ian Lance Taylor <iant@google.com>
8159 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8160 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8161 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8162 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8163 the address on ldo_addrs_.
8164 (Target_i386::Relocate::fix_up_ldo): New function.
8166 2009-10-06 Rafael Espindola <espindola@google.com>
8168 * plugin.cc (add_input_library): New.
8169 (Plugin::load): Add add_input_library to tv.
8170 (Plugin_manager::add_input_file): Add the is_lib argument.
8171 (add_input_file): Update call to Plugin_manager::add_input_file.
8172 (add_input_library): New.
8173 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8175 2009-09-30 Doug Kwan <dougkwan@google.com>
8177 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8178 symbol and call Symbol::may_need_copy_reloc to determine if
8179 a copy reloc is needed.
8180 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8181 nocopyreloc is given in command line.
8182 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8183 given in command line.
8184 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8185 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8186 of the removed Target_i386::may_need_copy_reloc.
8187 * options.h (copyreloc): New option with default value false.
8188 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8189 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8190 instead of the removed Target_powerpc::may_need_copy_reloc.
8191 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8192 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8193 instead of the removed Target_sparc::may_need_copy_reloc.
8194 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8195 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8196 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8197 instead of the removed Target_x86_64::may_need_copy_reloc.
8199 2009-09-30 Ian Lance Taylor <iant@google.com>
8201 * object.h (class Object): Remove target_ field, and target,
8202 sized_target, and set_target methods.
8203 (Object::sized_target): Remove.
8204 (class Sized_relobj): Update declarations. Remove sized_target.
8205 * object.cc (Sized_relobj::setup): Remove target parameter.
8207 (Input_objects::add_object): Don't do anything with the target.
8208 (make_elf_sized_object): Add punconfigured parameter. Change all
8209 callers. Set or test parameter target.
8210 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8212 * parameters.cc (Parameters::set_target): Change parameter type to
8214 (Parameters::default_target): Remove.
8215 (set_parameters_target): Change parameter type to be non-const.
8216 (parameters_force_valid_target): New function.
8217 (parameters_clear_target): New function.
8218 * parameters.h (class Parameters): Update declarations. Remove
8219 default_target method. Add sized_target and clear_target
8220 methods. Change target_ to be non-const.
8221 (set_parameters_target): Update declaration.
8222 (parameters_force_valid_target): Declare.
8223 (parameters_clear_target): Declare.
8224 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8225 as NULL if we aren't searching.
8226 (Add_symbols::run): Don't check for compatible target.
8227 * fileread.cc (Input_file::open_binary): Call
8228 parameters_force_valid_target.
8229 * gold.cc (queue_middle_tasks): Likewise.
8230 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8231 set_target on object.
8232 * dynobj.h (class Sized_dynobj): Update declarations.
8233 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8234 make_elf_object returns NULL.
8235 (Archive::include_member): Don't check whether object target is
8237 * output.cc (Output_section::add_input_section): Get target from
8239 (Output_section::relax_input_section): Likewise.
8240 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8242 (Sized_relobj::do_scan_relocs): Likewise.
8243 (Sized_relobj::relocate_sections): Likewise.
8244 * resolve.cc (Symbol_table::resolve): Likewise.
8245 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8246 parameter. Change all callers.
8247 (Symbol_table::add_from_object): Get target from parameters.
8248 (Symbol_table::add_from_relobj): Don't check object target.
8249 (Symbol_table::add_from_dynobj): Likewise.
8250 (Symbol_table::define_special_symbol): Get target from
8252 * symtab.h (class Symbol_table): Update declaration.
8253 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8254 parameter. Change all callers. Clear parameter target.
8255 (Binary_test): Test target here.
8256 * testsuite/object_unittest.cc (gold_testsuite): Remove
8257 target_test_pointer parameter. Change all callers.
8258 (Object_test): Test target here.
8260 2009-09-26 Ian Lance Taylor <iant@google.com>
8262 * testsuite/initpri1.c: Don't try to use constructor priorities if
8263 compiling with gcc before 4.3.
8265 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8267 * testsuite/retain_symbols_file_test.sh (check_present): Change
8268 output file name to retain_symbols_file_test.stdout.
8269 (check_absent): Likewise.
8271 2009-09-18 Craig Silverstein <csilvers@google.com>
8273 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8274 * options.cc: Include <cerrno> and <fstream>.
8275 (General_options::finalize): Parse -retain-symbols-file tag.
8276 * options.h: New flag.
8277 (General_options): New method should_retain_symbol, new
8278 variable symbols_to_retain.
8279 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8280 should_retain_symbol map.
8281 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8282 * testsuite/Makefile.in: Regenerate.
8283 * testsuite/retain_symbols_file_test.sh: New file.
8285 2009-09-18 Nick Clifton <nickc@redhat.com>
8287 * po/es.po: Updated Spanish translation.
8289 2009-09-17 Doug Kwan <dougkwan@google.com>
8291 * debug.h (DEBUG_RELAXATION): New constant.
8292 (DEBUG_ALL): Add DEBUG_RELAXATION.
8293 (debug_string_to_enum): Add relaxation debug option.
8295 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8296 Layout::Relaxation_debug_check::read_sections,
8297 Layout::Relaxation_debug_check::read_sections): New method definitions.
8298 (Layout::Layout): Initialize data members
8299 record_output_section_data_from_scrips_,
8300 script_output_section_data_list_ and relaxation_debug_check_.
8301 (Layout::save_segments, Layout::restore_segments,
8302 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8303 Layout::relaxation_loop_body): New method definitions.
8304 (Layout::finalize): Support relaxation. Move section layout code to
8305 Layout::relaxation_loop_body.
8306 (Layout::set_asection_address_from_script): Move code for orphan
8307 section placement out.
8308 (Layout::place_orphan_sections_in_script): New method definition.
8309 * layout.h (Output_segment_headers, Output_file_header):
8310 New forward class declarations.
8311 (Layout::~Layout): Define.
8312 (Layout::new_output_section_data_from_script): New method definition.
8313 (Layout::place_orphan_sections_in_script): New method declaration.
8314 (Layout::Segment_states): New type declaration.
8315 (Layout::save_segments, Layout::restore_segments,
8316 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8317 Layout::relaxation_loop_body): New method declarations.
8318 (Layout::Output_section_data_list): New type declaration.
8319 (Layout::Relaxation_debug_check): New class definition.
8320 (Layout::record_output_section_data_from_script_,
8321 Layout::script_output_section_data_list_, Layout::segment_states_,
8322 Layout::relaxation_debug_check_): New data members.
8323 * output.cc: (Output_section_headers::do_size): New method definition.
8324 (Output_section_headers::Output_section_headers): Move size
8325 computation to Output_section_headers::do_size.
8326 (Output_segment_headers::do_size): New method definition.
8327 (Output_file_header::Output_file_header): Move size computation to
8328 Output_file_header::do_size and call it.
8329 (Output_file_header::do_size): New method definition.
8330 (Output_data_group::Output_data_group): Adjust call to
8331 Output_section_data.
8332 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8333 (Output_symtab_xindex::do_write): Add array bound check.
8334 (Output_section::Input_section::print_to_mapfile): Handle
8335 RELAXED_INPUT_SECTION_CODE.
8336 (Output_section::Output_section): Initialize data member checkpoint_.
8337 (Output_section::~Output_section): Delete checkpoint object pointed
8339 (Output_section::add_input_section): Always add an Input_section if
8341 (Output_section::add_merge_input_section): Add assert.
8342 (Output_section::relax_input_section): New method definition.
8343 (Output_section::set_final_data_size): Set load address to zero for
8344 an unallocated section.
8345 (Output_section::do_address_and_file_offset_have_reset_values):
8346 New method definition.
8347 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8348 Handle relaxed input section.
8349 (Output_section::sort_attached_input_sections): Checkpoint input
8350 section list lazily.
8351 (Output_section::get_input_sections): Change type of input_sections to
8352 list of Simple_input_section pointers. Checkpoint input section list
8353 lazily. Also handle relaxed input sections.
8354 (Output_section::add_input_section_for_script): Take a reference to
8355 a Simple_input_section object instead of Relobj pointer and section
8356 index as parameter. Handle relaxed input sections.
8357 (Output_section::save_states, Output_section::restore_states): New
8359 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8360 (Output_data::is_data_size_fixed): New method definition.
8361 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8363 (Output_data::address_and_file_offset_have_reset_values): New method
8365 (Output_data::do_address_and_file_offset_have_reset_values): New method
8367 (Output_data::set_data_size): Check that data size is not fixed.
8368 (Output_data::fix_data_size): New method definition.
8369 (Output_data::is_data_size_fixed_): New data member.
8370 (Output_section_headers::set_final_data_size): New method definition.
8371 (Output_section_headers::do_size): New method declaration.
8372 (Output_segment_headers::set_final_data_size): New method definition.
8373 (Output_segment_headers::do_size): New method declaration.
8374 (Output_file_header::set_final_data_size)::New method definition.
8375 (Output_file_header::do_size)::New method declaration.
8376 (Output_section_data::Output_section_data): Add new parameter
8377 is_data_size_fixed and use it to fix data size.
8378 (Output_data_const::Output_data_const): Adjust call to base class
8379 constructor and fix data size.
8380 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8381 base class constructor and fix data size.
8382 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8383 base class constructor and fix data size.
8384 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8385 class constructor and fix data size.
8386 (Output_data_group::set_final_data_size): New method definition.
8387 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8388 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8389 class constructor and fix data size.
8390 (Output_relaxed_input_section): New class definition.
8391 (Output_section::Simple_input_section): New class definition.
8392 (Output_section::get_input_sections): Adjust parameter list.
8393 (Output_section::add_input_section_for_script): Same.
8394 (Output_section::save_states, Output_section::restore_states,
8395 Output_section::do_address_and_file_offset_have_reset_values,
8396 (Output_section::Input_section::Input_section): Handle
8397 RELAXED_INPUT_SECTION_CODE. Add new overload for
8398 Output_relaxed_input_section.
8399 (Output_section::Input_section::is_input_section,
8400 Output_section::Input_section::set_output_section): Handle relaxed
8402 (Output_section::Input_section::is_relaxed_input_section,
8403 Output_section::Input_section::output_section_data,
8404 Output_section::Input_section::relaxed_input_section): New method
8406 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8408 (Output_section::Input_section::u1_): Update comments.
8409 (Output_section::Input_section::u2_): Add new union member poris.
8410 (Output_section::Checkpoint_output_section): New classs definition.
8411 (Output_section::relax_input_section): New method declaration.
8412 (Output_section::checkpoint_): New data member.
8413 (Output_segment): Update comments.
8414 (Output_segment::Output_segment): Un-privatize copy constructor.
8415 (Output_segment::operator=): Un-privatize.
8416 * script-sections.cc (Output_section_element::Input_section_list):
8417 Change element type to Output_section::Simple_input_section.
8418 (Output_section_element_dot_assignment::set_section_addresses):
8419 Register output section data for relaxation clean up.
8420 (Output_data_exression::Output_data_expression): Adjust call to base
8421 constructor to fix data size.
8422 (Output_section_element_data::set_section_addresses): Register
8423 Output_data_expression object for relaxation clean up.
8424 (struct Input_section_info): Replace Relobj pointer and section index
8425 pair with Output_section::Simple_input_section and Convert struct to a
8427 (Input_section_sorter::operator()): Adjust access to
8428 Input_section_info data member to use accessors.
8429 (Output_section_element_input::set_section_addresses): Use layout
8430 parameter. Adjust code to use Output_section::Simple_input_section
8431 and Input_secction_info classes. Register filler for relaxation
8433 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8434 and section index pair with Output_section::Simple_input_section
8435 class. Adjust code accordingly.
8436 (Phdrs_element::release_segment): New method definition.
8437 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8439 (Script_sections::release_segments): New method definition.
8440 * gold/script-sections.h (Script_sections::release_segments): New
8442 * gold/target.h (Target::may_relax, Target::relax,
8443 Target::do_may_relax, Target::do_relax): New method definitions.
8445 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8447 * arm.cc (has_signed_unsigned_overflow): New function.
8448 (Arm_relocate_functions::abs8): New function.
8449 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8450 (Target_arm::Scan::global): Likewise.
8451 (Target_arm::relocate::relocate): Likewise.
8452 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8455 2009-09-16 Cary Coutant <ccoutant@google.com>
8457 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8458 * testsuite/Makefile.in: Regenerate.
8460 2009-09-11 Nick Clifton <nickc@redhat.com>
8462 * po/gold.pot: Updated by the Translation project.
8464 2009-09-08 Cary Coutant <ccoutant@google.com>
8466 * output.cc (Output_file::open): Add execute permission to empty file.
8467 * testsuite/Makefile.am (permission_test): New test.
8468 * testsuite/Makefile.in: Regenerate.
8470 2009-09-02 Ian Lance Taylor <iant@google.com>
8472 * output.cc (Output_file::resize): Call map_no_anonymous rather
8475 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8477 * gold.cc: Include "incremental.h".
8478 (queue_initial_tasks): Call Incremental_checker methods.
8479 * incremental.cc: Include "output.h".
8480 (Incremental_checker::can_incrementally_link_output_file): New
8482 * incremental.h (Incremental_checker): New class.
8484 * output.cc (Output_file::open_for_modification): New method.
8485 (Output_file::map_anonymous): Changed return type to bool. Record
8487 (Output_file::map_no_anonymous): New method, broken out of map.
8488 (Output_file::map): Use map_no_anonymous and map_anonymous.
8489 * output.h (class Output_file): Update declarations.
8491 2009-08-24 Cary Coutant <ccoutant@google.com>
8493 * options.h (Command_line::Pre_options): New class.
8494 (Command_line::pre_options): New member.
8495 * options.cc (gold::options::ready_to_register): New variable.
8496 (One_option::register_option): Do nothing if not registering options.
8497 Assert if same short option registered twice.
8498 (General_options::General_options): Turn off option registration when
8500 (Command_line::Pre_options::Pre_options): New constructor.
8502 2009-08-24 Cary Coutant <ccoutant@google.com>
8504 * options.h (General_options::no_keep_memory): Remove incorrect
8507 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8509 * Makefile.am (am__skiplex, am__skipyacc): New.
8510 * Makefile.in: Regenerate.
8512 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8514 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8515 (INCLUDES): ... this.
8516 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8517 (AM_CPPFLAGS): Renamed from ...
8518 (INCLUDE): ... this.
8519 * Makefile.in, testsuite/Makefile.in: Regenerate.
8521 * Makefile.in: Regenerate.
8522 * aclocal.m4: Likewise.
8523 * config.in: Likewise.
8524 * configure: Likewise.
8525 * testsuite/Makefile.in: Likewise.
8527 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8528 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8529 * Makefile.in: Regenerate.
8530 * testsuite/Makefile.in: Regenerate.
8532 2009-08-19 Cary Coutant <ccoutant@google.com>
8534 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8535 symbols in shared libraries overridden by hidden or internal symbols
8536 in the main program.
8538 2009-08-19 Chris Demetriou <cgd@google.com>
8540 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8541 checking source file names in error messages.
8543 2009-08-18 Doug Kwan <dougkwan@google.com>
8545 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8546 an elcpp::Ehdr as parameter. Adjust call to set_target.
8547 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8548 an elfcpp::Ehdr as parameter.
8549 * object.cc (Object::set_target): Remove the version that looks up
8550 a target and sets it.
8551 (Sized_relobj::setup): Take a Target object instead of
8552 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8553 (make_elf_sized_object): Find target and ask target to
8555 * object.h: (Object::set_target): Remove the version that looks up
8556 a target and sets it.
8557 (Sized_relobj::setup): Take a Target object instead of
8558 an elfcpp:Ehdr as parameter.
8559 * target.cc: Include dynobj.h.
8560 (Target::do_make_elf_object_implementation): New.
8561 (Target::do_make_elf_object): New.
8562 * target.h (Target::make_elf_object): New template declaration.
8563 (Target::do_make_elf_object): New method declarations.
8564 (Target::do_make_elf_object_implementation): New template declaration.
8566 2009-08-14 Ian Lance Taylor <iant@google.com>
8568 * gold.h (FUNCTION_NAME): Define.
8569 (gold_unreachable): Use FUNCTION_NAME.
8571 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8573 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8574 symbol in the --keep-unique list is not found.
8576 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8578 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8579 been maked as --keep-unique.
8580 (Icf::unfold_section): New function.
8581 * icf.h (Icf::unfold_section): New function.
8582 * options.h (General_options::keep_unique): New option.
8583 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8584 * testsuite/Makefile.in: Regenerate.
8585 * testsuite/icf_keep_unique_test.sh: New file.
8586 * testsuite/icf_keep_unique_test.cc: New file.
8588 2009-08-12 Cary Coutant <ccoutant@google.com>
8591 * resolve.cc (Symbol_table::resolve): Check for references from
8592 dynamic objects to hidden and internal symbols.
8593 * testsuite/Makefile.am (hidden_test.sh): New test.
8594 * testsuite/Makefile.in: Regenerate.
8595 * testsuite/hidden_test.sh: New script.
8596 * testsuite/hidden_test_1.c: New test source.
8597 * testsuite/hidden_test_main.c: New test source.
8599 2009-08-11 Doug Kwan <dougkwan@google.com>
8601 * arm.cc: Update comments.
8602 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8603 segment to locate the .ARM.exidx section if present.
8605 2009-08-09 Doug Kwan <dougkwan@google.com>
8607 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8610 2009-08-07 Sriraman Tallam <tmsriram@google.com>
8611 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8614 2009-08-06 Sriraman Tallam <tmsriram@google.com>
8616 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8617 valid tls_segment only for non-debug-section relocations.
8618 * testsuite/Makefile.am: Add gc_tls_test.
8619 * testsuite/Makefile.in: Regenerate.
8620 * testsuite/gc_tls_test.cc: New file.
8621 * testsuite/gc_tls_test.sh: New file.
8623 2009-08-05 Sriraman Tallam <tmsriram@google.com>
8627 * Makefile.am (CCFILES): Add icf.cc.
8629 * Makefile.in: Regenerate.
8630 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8631 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8632 section, symbol and addend information for the relocs.
8633 * gold.cc (queue_middle_tasks): Call identical code folding.
8634 * gold.h: Add defines for multimap.
8635 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8636 to the call of finalize_local_symbols.
8637 * main.cc (main): Create object of class Icf.
8638 * object.cc (Sized_relobj::do_layout): Allow this function to be
8639 called twice during icf.
8640 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8641 to sections marked as identical by icf.
8642 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8644 (Sized_relobj::do_section_entsize): New function.
8645 * object.h (Object::section_entsize): New function.
8646 (Object::do_section_entsize): New pure virtual function.
8647 (Relobj::finalize_local_symbols): Add new parameter.
8648 (Relobj::do_section_entsize): New function.
8649 * options.h (General_options::icf): New option.
8650 (General_options::icf_iterations): New option.
8651 (General_options::print_icf_sections): New option.
8652 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8653 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8654 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8656 * symtab.cc (Symbol_table::is_section_folded): New function.
8657 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8658 to sections marked as identical by icf.
8659 * symtab.h (Symbol_table::set_icf): New function.
8660 (Symbol_table::icf): New function.
8661 (Symbol_table::is_section_folded): New function.
8662 (Symbol_table::icf_): New data member.
8663 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8664 * testsuite/Makefile.am: Add commands to build icf_test.
8665 * testsuite/Makefile.in: Regenerate.
8666 * testsuite/icf_test.sh: New file.
8667 * testsuite/icf_test.cc: New file.
8669 2009-07-24 Chris Demetriou <cgd@google.com>
8671 * layout.cc (is_compressible_debug_section): Fix incorrect
8672 comment about compressed section names.
8674 2009-07-20 Ian Lance Taylor <ian@airs.com>
8677 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8679 2009-07-16 Ian Lance Taylor <iant@google.com>
8682 * layout.h: #include <map>.
8683 (class Kept_section): Change from struct to class. Add accessors
8684 and setters. Add section size to Comdat_group mapping. Change
8685 Comdat_group to std::map. Add is_comdat_ field. Add
8686 linkonce_size field in union.
8687 (class Layout): Update declaration of find_or_add_kept_section.
8688 Don't declare find_kept_object.
8689 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8690 parameter. Add object, shndx, is_comdat, and is_group_name
8691 parameters. Change all callers. Adjust for new Kept_section.
8692 (Layout::find_kept_object): Remove.
8693 * object.cc (Sized_relobj::include_section_group): Update use of
8694 Kept_section. Rename secnum to shndx. Only record
8695 Kept_comdat_section if sections are the same size.
8696 (Sized_relobj::include_linkonce_section): Update use of
8697 Kept_section. Only record Kept_comdat_section if sections are the
8698 same size. Set size of linkonce section.
8699 (Sized_relobj::map_to_kept_section): Update call to
8700 get_kept_comdat_section.
8701 * object.h (class Sized_relobj): Rename fields in
8702 Kept_comdat_section to drop trailing underscores; change object
8703 field to Relobj*. Change Kept_comdat_section_table to store
8704 struct rather than pointer.
8705 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8706 Add kept_object and kept_shndx parameters. Change all callers.
8707 (Sized_relobj::get_kept_comdat_section): Change return type to
8708 bool. Add kept_object and kept_shndx parameters. Change all
8710 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8711 Layout::find_or_add_kept_section.
8713 2009-07-09 Ian Lance Taylor <iant@google.com>
8715 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8716 Reserve space in the hash table.
8718 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8720 * fileread.cc (File_read::get_mtime): New method.
8721 * fileread.h (Timespec): New structure.
8722 (File_read::get_mtime): New method.
8723 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8724 Renamed from timestamp_nsec.
8725 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8727 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
8729 (Incremental_inputs::report_archive): Save mtime; style fix.
8730 (Incremental_inputs::report_obejct): Save mtime; style fix.
8731 (Incremental_inputs::report_script): Save mtime; style fix.
8732 (Incremental_inputs::finalize_inputs): Style fix.
8733 (Incremental_inputs::finalize): Style fix.
8734 (Incremental_inputs::create_input_section_data): Store inputs
8736 * incremental.h (Incremental_inputs::report_script): Add mtime
8738 (Incremental_inputs::Input_info::Input_info): Intialize only one
8740 (Incremental_inputs::Input_info::archive): Move to nameless
8742 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8743 (Incremental_inputs::Input_info::script): Move to nameless union.
8744 (Incremental_inputs::mtime): New field.
8745 * script.cc (read_input_script): Pass file mtime to
8747 * script.h (Script_info::inputs): Style fix.
8749 2009-07-01 Ian Lance Taylor <ian@airs.com>
8751 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8754 2009-06-24 Ian Lance Taylor <iant@google.com>
8757 * layout.cc (Layout::choose_output_section): If we find an
8758 existing section, update the flags.
8759 (Layout::create_notes): New function, broken out of
8761 (Layout::finalize): Don't create note sections.
8762 (Layout::create_note): Don't crash if linker script discards
8764 (Layout::create_gold_note): Likewise.
8765 (Layout::create_build_id): Likewise. Don't set
8766 after_input_sections on the section.
8767 (Layout::create_executable_stack_info): Remove target parameter.
8769 * layout.h (class Layout): Declare create_notes. Update
8770 declaration of create_executable_stack_info.
8771 * gold.cc (queue_middle_tasks): Call create_notes.
8772 * output.cc (Output_section::update_flags_for_input_section): Move
8773 here from output.h. If SHF_ALLOC flag is newly set, mark address
8775 * output.h (Output_data::mark_address_invalid): New function.
8776 (class Output_section): Only declare, not define,
8777 update_flags_for_input_section. Remove set_flags.
8779 2009-06-24 Ian Lance Taylor <iant@google.com>
8781 * script-sections.cc (Output_section_definition::
8782 set_section_addresses): Rename shadowing local load_address to
8785 2009-06-24 Ian Lance Taylor <iant@google.com>
8788 * reloc.cc (relocate_sections): Skip empty relocation sections.
8790 2009-06-23 Ian Lance Taylor <iant@google.com>
8793 * layout.cc (Layout::create_note): Use choose_output_section
8794 rather than make_output_section.
8796 2009-06-23 Ian Lance Taylor <iant@google.com>
8799 * options.cc (General_options::parse_V): Set printed_version_.
8800 (General_options::General_options): Initialize printed_version_.
8801 * options.h (class General_options): Add printed_version_ field.
8802 * gold.cc (queue_initial_tasks): If there are no input files,
8803 don't give a fatal error if we printed the version information.
8804 (queue_middle_tasks): If using -r with a shared object, give a
8805 fatal error rather than an ordinary error.
8807 2009-06-23 Ian Lance Taylor <iant@google.com>
8810 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8811 (Layout::make_output_section): Set have_stabstr_section_ if we see
8812 a .stab*str section.
8813 (Layout::finalize): Call link_stabs_sections.
8814 (Layout::link_stabs_sections): New file.
8815 * layout.h (class Layout): Add have_stabstr_section_ field.
8816 Declare link_stabs_sections.
8818 2009-06-23 Doug Kwan <dougkwan@google.com>
8820 * Makefile.am (libgold_a_LIBADD): New.
8821 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8822 * Makefile.in: Regenerate.
8823 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8824 * configure: Regenerate.
8825 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8826 * fileread.cc: Include sys/state.h
8827 * gold.h: Declare memmem and strndup if found missing.
8828 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8830 2009-06-23 Ian Lance Taylor <iant@google.com>
8832 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8833 * configure: Rebuild.
8835 2009-06-23 Ian Lance Taylor <iant@google.com>
8838 * object.cc (Object::section_contents): Don't try to get a view if
8839 the section has length zero.
8840 (Object::handle_gnu_warning_section): If the section is empty, use
8841 the name of the section as the warning.
8843 2009-06-23 Ian Lance Taylor <iant@google.com>
8846 * stringpool.h (class Stringpool_template): Add optimize_ field.
8847 (Stringpool_template::set_optimize): New function.
8848 * stringpool.cc (Stringpool_template::Stringpool_template):
8849 Initialize optimize_ field.
8850 (Stringpool_template::set_string_offsets): Test local optimize
8851 fild rather than parameter.
8852 * layout.cc (Layout::Layout): Call set_optimize on the section
8855 2009-06-22 Ian Lance Taylor <iant@google.com>
8858 * yyscript.y: Parse TARGET.
8859 * script.cc (script_set_target): New function.
8860 * script-c.h (script_set_target): Declare.
8861 * options.cc (General_options::string_to_object_format): Rename
8862 from string_to_object_format in anonymous namespace. Change
8864 * options.h (class General_options): Declare
8865 string_to_object_format.
8867 2009-06-22 Ian Lance Taylor <iant@google.com>
8869 * script-sections.cc (Script_sections::create_segments): Don't put
8870 program headers in a PT_LOAD segment if -n or -N.
8872 2009-06-22 Ian Lance Taylor <iant@google.com>
8875 * options.h (class General_options): Add -z lazy and -z now. Sort
8876 -z options into alphabetical order.
8877 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8879 2009-06-21 Ian Lance Taylor <iant@google.com>
8881 * layout.cc (Layout::make_output_section): Call
8882 Target::new_output_section.
8883 (Layout::attach_allocated_section_to_segment): Put large section
8884 sections in a separate load segment with the large segment flag
8886 (Layout::segment_precedes): Sort large data segments after other
8888 (align_file_offset): New static function.
8889 (Layout::set_segment_offsets): Use align_file_offset.
8890 * output.h (class Output_section): Add is_small_section_ and
8891 is_large_section_ fields.
8892 (Output_section::is_small_section): New function.
8893 (Output_section::set_is_small_section): New function.
8894 (Output_section::is_large_section): New function.
8895 (Output_section::set_is_large_section): New function.
8896 (Output_section::is_large_data_section): New function.
8897 (class Output_segment): Add is_large_data_segment_ field.
8898 (Output_segment::is_large_data_segment): New function.
8899 (Output_segment::set_is_large_data_segment): New function.
8900 * output.cc (Output_section::Output_section): Initialize new
8902 (Output_segment::Output_segment): Likewise.
8903 (Output_segment::add_output_section): Add assertion that large
8904 data sections always go in large data segments. Force small data
8905 sections to the end of the list of data sections. Force small BSS
8906 sections to the start of the list of BSS sections. For large BSS
8907 sections to the end of the list of BSS sections.
8908 * symtab.h (class Symbol): Declare is_common_shndx.
8909 (Symbol::is_defined): Check Symbol::is_common_shndx.
8910 (Symbol::is_common): Likewise.
8911 (class Symbol_table): Define enum Commons_section_type. Update
8912 declarations. Add small_commons_ and large_commons_ fields.
8913 * symtab.cc (Symbol::is_common_shndx): New function.
8914 (Symbol_table::Symbol_table): Initialize new fields.
8915 (Symbol_table::add_from_object): Put small and large common
8916 symbols in the right list.
8917 (Symbol_table::sized_finalized_symbol): Check
8918 Symbol::is_common_shndx.
8919 (Symbol_table::sized_write_globals): Likewise.
8920 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8921 common symbol lists. Don't call do_allocate_commons_list if the
8923 (Symbol_table::do_allocate_commons_list): Remove is_tls
8924 parameter. Add comons_section_type parameter. Change all
8925 callers. Handle small and large common symbols.
8926 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8927 Symbol::is_common_shndx.
8928 * resolve.cc (symbol_to_bits): Likewise.
8929 * target.h (Target::small_common_shndx): New function.
8930 (Target::small_common_section_flags): New function.
8931 (Target::large_common_shndx): New function.
8932 (Target::large_common_section_flags): New function.
8933 (Target::new_output_section): New function.
8934 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8935 small_common_section_flags, and large_common_section_flags
8937 (Target::do_new_output_section): New virtual function.
8938 * arm.cc (Target_arm::arm_info): Initialize new fields.
8939 * i386.cc (Target_i386::i386_info): Likewise.
8940 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8942 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8943 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8944 (Target_x86_64::do_new_output_section): New function.
8945 * configure.ac: Define conditional MCMODEL_MEDIUM.
8946 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8947 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8948 (large_LDFLAGS): Define.
8949 * testsuite/large.c: New file.
8950 * testsuite/testfile.cc (Target_test::test_target_info):
8951 Initialize new fields.
8952 * configure, testsuite/Makefile.in: Rebuild.
8954 2009-06-05 Doug Kwan <dougkwan@google.com>
8956 * Makefile.am (CCFILES): Add target.cc.
8957 * Makefile.in: Regenerate.
8958 * i386.cc (class Target_i386): Define new virtual method to
8959 override do_is_local_label_name in parent.
8960 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8961 local symbols if --discard-locals or -X is given.
8962 * options.h (class General_options): Declare new options
8963 '--discard-locals' and '-X' for discarding locals.
8964 * target.h (class Target): Define new methods is_local_label_name.
8965 Declare new virtual method do_is_local_label_name.
8966 * target.cc: New file.
8967 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8968 (check_SCRIPTS): Add discard_locals_test.sh.
8969 (check_DATA): Add discard_local_tests.syms.
8970 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8971 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8972 * testsuite/Makefile.in: Regenerate.
8973 * testsuite/discard_locals_test.c: New file.
8974 * testsuite/discard_locals_test.sh: Same.
8976 2009-06-05 Doug Kwan <dougkwan@google.com>
8978 * object.cc (Sized_relobj::Sized_relobj): Initialize
8979 discarded_eh_frame_shndx_ to -1U.
8980 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8982 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8983 a discarded .eh_frame section.
8984 (Sized_relobj::do_finalize_local_symbols): Ditto.
8985 * object.h (class Sized_relobj): Declare new member
8986 discarded_eh_frame_shndx_.
8987 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8988 (local_labels_test.o, local_labels_test): New rules.
8989 * testsuite/Makefile.in: Regenerate.
8991 2009-06-04 Doug Kwan <dougkwan@google.com>
8993 * layout.cc (Layout::section_name_mapping): Add mapping for
8994 special ARM sections.
8996 2009-06-03 Doug Kwan <dougkwan@google.com>
8998 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8999 (utils::has_overflow): Same.
9001 2009-06-03 Ian Lance Taylor <iant@google.com>
9003 * layout.cc (Layout::section_name_mapping): New array, replacing
9004 Layout::linkonce_mapping.
9005 (Layout::section_name_mapping_count): New variable, replacing
9006 Layout::linkonce_mapping_count.
9007 (Layout::linkonce_output_name): Remove.
9008 (Layout::output_section_name): Rewrite.
9009 * layout.h (class Layout): Rename Linkonce_mapping to
9010 Section_name_mapping, linkonce_mapping to section_name_mapping,
9011 linkonce_mapping_count to section_name_mapping_count. Don't
9012 declare linkonce_output_name.
9014 2009-06-03 Doug Kwan <dougkwan@google.com>
9016 * gold/arm.cc (namespace utils): New.
9017 (Target_arm::reloc_is_non_pic): Define new method.
9018 (class Arm_relocate_functions): New.
9019 (Target_arm::Relocate::relocate): Handle relocation types used by
9022 2009-06-03 Ian Lance Taylor <iant@google.com>
9024 * arm.cc (Target_arm::scan::global): Use || instead of |.
9026 2009-06-02 Doug Kwan <dougkwan@google.com>
9028 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
9029 issued_non_pic_error_.
9030 (class Target_arm::Scan): Declare new method check_non_pic.
9031 Define new method symbol_needs_plt_entry.
9032 Declare new data member issued_non_pic_error_.
9033 (class Target_arm::Relocate): Declare new method
9034 should_apply_static_reloc.
9035 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
9036 (Target_arm::Scan::check_non_pic): Define new method.
9037 (Target_arm::Scan::local): Handle a small subset of reloc types used
9039 (Target_arm::Scan::local): Same.
9040 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
9042 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
9044 * incremental.cc (Incremental_inputs::report_command_line): Filter
9045 out --incremental-* options.
9047 2009-05-29 Doug Kwan <dougkwan@google.com>
9049 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9051 (class Target_arm): Update comment.
9052 (Target_arm::Target_arm): Initialize new data members GOT_,
9053 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
9054 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9055 and Target_arm::rel_dyn_section.
9056 Declare new_enum Target_arm::Got_type.
9057 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
9059 Update commments for member do_dynsym_value.
9060 (Target_arm::got_size, Target_arm::plt_section,
9061 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
9062 new methods inside class defintion.
9063 (Target_arm::got_section): Define new method.
9064 (Target_arm::rel_dyn_section): Same.
9065 (Output_data_plt_arm): New template class.
9066 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
9067 (Output_data_plt_arm:do_adjust_output_section): Define new method.
9068 (Output_data_plt_arm::add_entry): Same.
9069 (Output_data_plt_arm::first_plt_entry): Define new
9070 static data member for PLT instruction template.
9071 (Output_data_plt_arm::plt_entry): Same.
9072 (Output_data_plt_arm::do_write): Define new method.
9073 (Target_arm::make_plt_entry): Same.
9074 (Target_arm::do_finalize_sections): Same.
9075 (Target_arm::do_dynsym_value): Same.
9077 2009-05-28 Doug Kwan <dougkwan@google.com>
9079 * Makefile.am (TARGETSOURCES): Add arm.cc.
9080 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
9081 * Makefile.in: Regenerate.
9083 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
9085 2009-05-26 Doug Kwan <dougkwan@google.com>
9087 * options.cc (General_options::parse_exclude_libs). Fix a comment.
9088 (General_options::check_excluded_libs): Strip off directories in
9089 archive name before matching like GNU ld does.
9090 * testsuite/Makefile.am (MOSTLYCLEANFILES,
9091 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
9092 (exclude_libs_test_LDFLAGS): Add linker option
9093 -Wl,--exclude-libs,libexclude_libs_test_3
9094 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
9095 an explicit archive without using -l.
9096 (alt/libexclude_libs_test_3.a): New make rule.
9097 * testsuite/Makefile.in: Regenerate.
9098 * testsuite/exclude_libs_test.c : Declare lib3_default().
9100 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
9101 * exclude_libs_test_3.c: New file.
9103 2009-05-26 Nick Clifton <nickc@redhat.com>
9105 * po/id.po: New Indonesian translation.
9106 * po/gold.pot: Updated template file.
9108 2009-05-22 Sriraman Tallam <tmsriram@google.com>
9110 * testsuite/Makefile.am: Add -ffunction-sections to compile
9111 gc_comdat_test files. Add -Wl,--gc-sections to build
9113 * testsuite/Makefile.in: Regenerate.
9114 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9116 2009-05-21 Sriraman Tallam <tmsriram@google.com>
9118 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
9119 kept comdat section was garbage collected.
9120 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
9121 * testsuite/Makefile.in: Regenerate.
9122 * testsuite/gc_comdat_test.sh: New file.
9123 * testsuite/gc_comdat_test_1.cc: New file.
9124 * testsuite/gc_comdat_test_2.cc: New file.
9126 2009-05-19 Doug Kwan <dougkwan@google.com>
9128 * archive.cc (Archive::Archive): Move constructor from archive.h
9129 to here. Initialize no_export_.
9130 (Archive::get_elf_object_for_member): Set no_export flag of object.
9131 * archive.h (Archive::Archive): Move constructor body to
9133 (Archive::no_export): New method.
9134 (Archive::no_export_): New field.
9135 * object.h (Object::Object): Initialize no_export_ to false.
9136 (Object::no_export, Object::set_no_export): New methods.
9137 (Object::no_export_): New field.
9138 * options.cc (General_options::parse_exclude_libs): New method.
9139 (General_options::check_excluded_libs) Same.
9140 * options.h (exclude_libs): New option.
9141 (General_options::check_excluded_libs): New method declaration.
9142 (General_options::excluded_libs_): New field.
9143 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9144 default or protected visibility if an object has no-export flag set.
9145 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9146 (check_SCRIPTS): Add exclude_libs_test.sh.
9147 (check_DATA): Add exclude_libs_test.syms.
9148 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9149 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9150 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9151 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9152 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9153 libexclude_libs_test_2.a): New rules.
9154 * testsuite/Makefile.in: Regenerate.
9155 * testsuite/exclude_libs_test.c: New file.
9156 * testsuite/exclude_libs_test.sh: Ditto.
9157 * testsuite/exclude_libs_test_1.c: Ditto.
9158 * testsuite/exclude_libs_test_2.c: Ditto.
9160 2009-05-15 Ian Lance Taylor <iant@google.com>
9162 * configure.ac: Check for declarations for cases where libiberty.h
9163 checks HAVE_DECL_xxx.
9164 * configure, config.in: Rebuild.
9166 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9168 * gold.h (Incremental_argument_list): Remove (invalid) forward
9170 * incremental.cc (Incremental_inputs::report_achive): New method.
9171 (Incremental_inputs::report_object): New method.
9172 (Incremental_inputs::report_script): New method.
9173 (Incremental_inputs::finalize_inputs): New method.
9174 (Incremental_inputs::finalize): Call finalize_inputs().
9175 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9176 Create inputs entries.
9177 * incremental.h (Incremental_input_type): New enum.
9178 (Incremental_inputs::Incremental_input): Initialize new fields.
9179 (Incremental_inputs::report_inputs): New method.
9180 (Incremental_inputs::report_achive): New method.
9181 (Incremental_inputs::report_object): New method.
9182 (Incremental_inputs::report_script): New method.
9183 (Incremental_inputs::finalize_inputs): New method.
9184 (Incremental_inputs::Input_info): New struct.
9185 (Incremental_inputs::Input_info_map): New typedef.
9186 (Incremental_inputs::lock_): New field.
9187 (Incremental_inputs::Inputs_): New field.
9188 (Incremental_inputs::Inputs_map): New field.
9189 * main.cc (main): Call Incremental_input::report_inputs.
9190 * options.h (Input_argument_list): Typedef moved from
9192 (Input_file_group::Files): Remove, use ::Input_argument_list.
9193 (Input_file_group::Input_argument_list): Remove, use
9194 ::Input_argument_list.
9195 * plugin.cc (Plugin_manager::add_input_file): Add error in
9197 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9199 * script.cc (read_input_script): Call
9200 Incremental_input::report_script.
9201 * script.h (Script_info): New class.
9203 2009-04-27 Ian Lance Taylor <iant@google.com>
9205 * x86_64.cc (do_adjust_output_section): Set entsize to
9208 2009-04-23 Elliott Hughes <enh@google.com>
9210 * output.cc (Output_file::close): After short writes, continue
9211 writing from the correct offset in the buffer being written.
9213 2009-04-23 Chris Demetriou <cgd@google.com>
9215 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9216 * configure: Regenerate.
9217 * config.in: Regenerate.
9218 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9219 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9221 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9223 * incremental.cc (Incremental_inputs_header_data): Renamed from
9224 Incremental_input_header_data.
9225 (Incremental_inputs_header_data::data_size): New field.
9226 (Incremental_inputs_header_data::put_input_file_count): Renamed
9227 from input_file_count.
9228 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9229 from command_line_offset.
9230 (Incremental_inputs_header_data::put_reserved): Renamed from
9232 (Incremental_inputs_entry_data): Renamed from
9233 Incremental_input_entry_data.
9234 (Incremental_inputs_entry_data::data_size): New field.
9235 (Incremental_inputs::report_command_line): New method.
9236 (Incremental_inputs::finalize): New method.
9237 (Incremental_inputs::create_incremental_inputs_data): New method.
9238 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9239 * incremental.h: New file.
9240 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9241 (Layout::finalize): Create incremental inputs section in
9243 (Layout::create_incremental_info_sections): New method.
9244 * layout.h (Layout::incremental_inputs): New method.
9245 (Layout::create_incremental_info_sections): New method.
9246 (Layout::incremental_inputs_): New field.
9247 * main.cc (main): Notify Incremental_input of the command line.
9249 2009-04-01 Ian Lance Taylor <iant@google.com>
9250 Mikolaj Zalewski <mikolajz@google.com>
9252 * gold.h (reserve_unordered_map): Define, three versions, one for
9253 each version of Unordered_map.
9254 * layout.cc (Layout::Layout): Remove options parameter. Add
9255 number_of_input_files parameter. Don't initialize options_.
9256 Initialize number_of_input_files_ and resized_signatures_. Move
9257 sections_are_attached_.
9258 (Layout::layout_group): Reserve space for group_signatures_.
9259 (Layout::find_or_add_kept_section): Change name parameter to be a
9260 reference. Resize signatures_ map when it gets large enough.
9261 (Layout::layout_eh_frame): Use parameters->options() instead of
9263 (Layout::make_output_section): Likewise.
9264 (Layout::attach_allocated_section_to_segment): Likewise.
9265 (Layout::finalize, Layout::create_executable_stack): Likewise.
9266 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9267 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9268 * layout.h (class Layout): Update declarations. Remove options_
9269 field. Add number_of_input_files_ and resized_signatures_
9270 fields. Move sections_are_attached_ field.
9271 * main.cc (main): Pass number of input files to Layout
9272 constructor. Don't pass options.
9274 2009-03-30 Ian Lance Taylor <iant@google.com>
9276 * ffsll.c (ffsll): Correct implementation.
9278 2009-03-27 Ian Lance Taylor <iant@google.com>
9280 * ffsll.c: New file.
9281 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9282 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9283 * ftruncate.c (ftruncate): Declare before definition.
9284 * mremap.c (mremap): Likewise.
9285 * pread.c (pread): Likewise.
9286 * configure, Makefile.in, config.in: Rebuild.
9288 * mremap.c: New file.
9289 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9290 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9291 (mremap): Declare if HAVE_MREMAP is not defined.
9292 * configure, Makefile.in, config.in: Rebuild.
9294 2009-03-27 Cary Coutant <ccoutant@google.com>
9296 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9297 position independent.
9298 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9299 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9301 2009-03-24 Cary Coutant <ccoutant@google.com>
9303 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9305 (needs_dynamic_reloc): Likewise.
9307 2009-03-24 Ian Lance Taylor <iant@google.com>
9309 * yyscript.y (file_cmd): Recognize EXTERN.
9310 (extern_name_list, extern_name_list_body): New nonterminals.
9311 * script.cc (script_add_extern): Define.
9312 * script-c.h (script_add_extern): Declare.
9314 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
9316 * object.cc (is_elf_object): Define.
9317 * object.h (is_elf_object): Declare.
9318 * archive.cc (Archive::get_elf_object_for_member): Call
9320 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
9322 2009-03-24 Elliott Hughes <enh@google.com>
9324 * output.cc (Output_file::map_anonymous): Define.
9325 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9326 try an anonymous one. Report the size if the mmap fails.
9327 * output.h (class Output_file): Declare map_anonymous.
9329 2009-03-24 Ian Lance Taylor <iant@google.com>
9331 * target-select.cc (instantiate_target): Don't acquire the lock if
9332 the instantiated_target_ field has already been set.
9334 2009-03-23 Ian Lance Taylor <iant@google.com>
9336 * gold-threads.h (class Initialize_lock): Define.
9337 * gold-threads.cc (class Initialize_lock_once): Define.
9338 (initialize_lock_control): New static variable.
9339 (initialize_lock_pointer): New static variable.
9340 (initialize_lock_once): New static function.
9341 (Initialize_lock::Initialize_lock): Define.
9342 (Initialize_lock::initialize): Define.
9343 * target-select.h: Include "gold-threads.h".
9344 (class Target_selector): Add lock_ and initialize_lock_ fields.
9345 Don't define instantiate_target, just declare it.
9346 * target-select.cc (Target_selector::Target_selector): Initialize
9348 (Target_selector::instantiate_target): Define.
9349 * descriptors.h: Include "gold-threads.h".
9350 (class Descriptors): Add initialize_lock_ field.
9351 * descriptors.cc (Descriptors::Descriptors): Initialize new
9353 (Descriptors::open): Use initialize_lock_ field
9354 * errors.h (class Errors): Add initialize_lock_ field.
9355 * errors.cc (Errors::Errors): Initialize new field.
9356 (Errors::initialize_lock): Use initialize_lock_ field.
9357 * powerpc.cc (class Target_selector_powerpc): Remove
9358 instantiated_target_ field. In do_recognize call
9359 instantiate_target rather than do_instantiate_target. In
9360 do_instantiate_target just allocate a new target.
9361 * sparc.cc (class Target_selector_sparc): Likewise.
9363 * freebsd.h: New file.
9364 * i386.cc: Include "freebsd.h".
9365 (Target_i386): Derive from Target_freebsd rather than
9367 (Target_selector_i386): Derive from Target_selector_freebsd rather
9368 than Target_selector.
9369 * x86_64.cc: Include "freebsd.h".
9370 (Target_x86_64): Derive from Target_freebsd rather than
9372 (Target_selector_x86_64): Derive from Target_selector_freebsd
9373 rather than Target_selector.
9374 * target.h (class Target): Add adjust_elf_header and
9375 do_adjust_elf_header.
9376 * output.cc (Output_file_header:: do_sized_write): Call target
9377 adjust_elf_header routine.
9378 * configure.tgt: Set targ_osabi.
9379 * configure.ac: Define GOLD_DEFAULT_OSABI.
9380 * parameters.cc (Parameters::default_target): Pass
9381 GOLD_DEFAULT_OSABI to select_target.
9382 * target-select.h (class Target_selector): Make instantiate_target
9383 protected rather than private.
9384 * Makefile.am (HFILES): Add freebsd.h.
9385 * configure, Makefile.in, config.in: Rebuild.
9387 * merge.cc (do_add_input_section): Correct pend value. Change
9388 message about last entry not being null terminated from error to
9391 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9393 * incremental.cc: New file.
9394 * Makefile.am (CCFILES): Add incremental.cc.
9395 * Makefile.in: Rebuild.
9397 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9399 * layout.cc (Layout::output_section_name): Preserve names
9400 of '.note.' sections.
9402 2009-03-19 Ian Lance Taylor <iant@google.com>
9404 * descriptors.cc (Descriptors::open): Check that the options are
9405 valid before using them.
9407 2009-03-18 Ian Lance Taylor <iant@google.com>
9409 * script-sections.h: Include <list>.
9410 (class Script_sections): Change Sections_elements from std::vector
9411 to std::list. Typedef public Elements_iterator. Add
9412 orphan_section_placement_, data_segment_align_start_, and
9413 saw_data_segment_align_ fields. Remove data_segment_align_index_
9415 * script-sections.cc (class Orphan_section_placement): New class.
9416 (class Sections_element): Add virtual functions is_relro and
9417 orphan_section_init. Remove virtual function place_orphan_here.
9418 (class Output_section_definition): Add is_relro and
9419 orphan_section_init. Remove place_orphan_here.
9420 (class Orphan_output_section): Likewise.
9421 (Script_sections::Script_sections): Update for field changes.
9422 (Script_sections::data_segment_align): Set saw_data_segment_align_
9423 and data_segment_align_start_, not data_segment_align_index.
9424 (Script_sections::data_segment_relro_end): Check
9425 saw_data_segment_align_. Use data_segment_align_start_ rather
9426 than data_segment_align_index_.
9427 (Script_sections::place_orphan): Rewrite to use
9428 Orphan_section_placement.
9430 2009-03-17 Ian Lance Taylor <iant@google.com>
9432 * archive.cc (Archive::add_symbols): Check for a version attached
9433 to the symbol name in the archive map.
9434 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9435 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9436 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9437 (ver_test_11.a): New target.
9438 * testsuite/Makefile.in: Rebuild.
9440 * configure.ac: Check for chsize and posix_fallocate. Replace
9442 * ftruncate.c: New file, from gnulib.
9443 * output.cc (posix_fallocate): Define dummy version if not
9444 HAVE_POSIX_FALLOCATE.
9445 (Output_file::map): Call posix_fallocate rather than lseek and
9447 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9448 * configure, Makefile.in, config.in: Rebuild.
9450 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
9452 * layout.h (Layout::create_note): Add section_name parameter.
9453 * layout.cc (Layout::create_note): Likewise.
9454 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
9456 2009-03-17 Ian Lance Taylor <iant@google.com>
9458 * descriptors.cc: Include "options.h".
9459 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9460 (Descriptors::open): Always use O_CLOEXEC when opening a new
9461 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9462 then set FD_CLOEXEC.
9464 * sparc.cc (class Target_sparc): Add has_got_section.
9465 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9466 make sure we have a GOT section.
9468 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9469 (Target_sparc::Scan::local): Likewise.
9470 (Target_sparc::Scan::global): Likewise.
9471 (Target_sparc::Relocate::relocate): Likewise.
9472 (Target_sparc::Relocate::relocate_tls): Likewise.
9474 * symtab.cc (Symbol_table::define_default_version): New function,
9475 broken out of add_from_object.
9476 (Symbol_table::add_from_object): Call define_default_version.
9477 (Symbol_table::define_special_symbol): Add resolve_oldsym
9478 parameter. Change all callers. If the version for a symbol comes
9479 from a version script, resolve it with the symbol with the same
9480 name with no version. Also add the symbol without a version if
9482 (do_define_in_output_data): If resolving with oldsym, don't delete
9484 (do_define_in_output_segment): Likewise.
9485 (do_define_as_constant): Likewise.
9486 * symtab.h (class Symbol_table): Update declarations.
9488 2009-03-13 Ian Lance Taylor <iant@google.com>
9490 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9491 (Read_symbols::requeue): New function.
9492 (Read_symbols::do_read_symbols): If make_elf_object fails because
9493 the target type is not configured, and the file was searched for,
9494 issue a warning and retry with the next directory.
9495 (Add_symbols::run): If the file has an incompatible format, and
9496 it was searched for, requeue the Read_symbols task. On error,
9498 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9499 dirindex parameter to constructor. Change all callers. Declare
9500 incompatible_warning and requeue.
9501 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9502 input_argument_ and input_group_ fields. Add them to
9503 constructor. Change all callers.
9504 (class Read_script): Add dirindex_ field. Add it to constructor.
9506 * archive.cc (Archive::setup): Remove input_objects parameter.
9508 (Archive::get_file_and_offset): Likewise.
9509 (Archive::read_all_symbols): Likewise.
9510 (Archive::read_symbols): Likewise.
9511 (Archive::get_elf_object_for_member): Remove input_objects
9512 parameter. Add punconfigured parameter. Change all callers.
9513 (Archive::add_symbols): Change return type to bool. Check return
9514 value of include_member.
9515 (Archive::include_all_members): Likewise.
9516 (Archive::include_member): Change return type to bool. Return
9517 false if first included object has incompatible target. Set
9518 included_member_ field.
9519 (Add_archive_symbols::run): If add_symbols returns false, requeue
9521 * archive.h (class Archive): Add included_member_ field.
9522 Initialize it in constructor. Add input_file and searched_for
9523 methods. Update declarations.
9524 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9525 input_argument_ fields. Add them to constructor. Change all
9527 * script.cc: Include "target-select.h".
9528 (class Parser_closure): Add skip_on_incompatible_target_ and
9529 found_incompatible_target_ fields. Add
9530 skip_on_incompatible_target parameter to constructor. Change all
9531 callers. Add methods skip_on_incompatible_target,
9532 clear_skip_on_incompatible_target, found_incompatible_target, and
9533 set_found_incompatible_target.
9534 (read_input_script): Add dirindex parameter. Change all callers.
9535 If parser finds an incompatible target, requeue Read_symbols
9537 (script_set_symbol): Clear skip_on_incompatible_target in
9539 (script_add_assertion, script_parse_option): Likewise.
9540 (script_start_sections, script_add_phdr): Likewise.
9541 (script_check_output_format): New function.
9542 * script.h (read_input_script): Update declaration.
9543 * script-c.h (script_check_output_format): Declare.
9544 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9545 (ignore_cmd): Remove OUTPUT_FORMAT.
9546 * fileread.cc (Input_file::Input_file): Add explicit this.
9547 (Input_file::will_search_for): New function.
9548 (Input_file::open): Add pindex parameter. Change all callers.
9549 * fileread.h (class Input_file): Add input_file_argument method.
9550 Declare will_search_for. Update declarations.
9551 * object.cc (make_elf_object): Add punconfigured parameter.
9553 * object.h (class Object): Make input_file public. Add
9554 searched_for method.
9555 (make_elf_object): Update declaration.
9556 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9558 * dirsearch.h (class Dirsearch): Update declaration.
9559 * options.h (class General_options): Add --warn-search-mismatch.
9560 * parameters.cc (Parameters::is_compatible_target): New function.
9561 * parameters.h (class Parameters): Declare is_compatible_target.
9562 * workqueue.cc (Workqueue::add_blocker): New function.
9563 * workqueue.h (class Workqueue): Declare add_blocker.
9565 * fileread.cc (Input_file::open): Remove options parameter.
9567 (Input_file::open_binary): Likewise.
9568 * script.cc (read_input_script): Likewise.
9569 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9570 options parameter from constructor. Change all callers.
9571 (class Read_script): Likewise.
9572 * fileread.h (class Input_file): Update declarations.
9573 * script.h (read_input_script): Update declaration.
9575 2009-03-10 Nick Clifton <nickc@redhat.com>
9577 * po/es.po: New Spanish translation.
9579 2009-03-06 Cary Coutant <ccoutant@google.com>
9581 * options.cc (parse_short_option): Keep dash_z from registering itself.
9583 2009-03-03 Ian Lance Taylor <iant@google.com>
9586 * target-reloc.h (relocate_section): Pass output_section to
9588 * i386.cc (Target_i386::should_apply_static_reloc): Add
9589 output_section parameter. Change all callers.
9590 (Target_i386::Relocate::relocate): Add output_section parameter.
9591 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9592 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9593 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9594 * testsuite/two_file_shared.sh: New script.
9595 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9596 (check_DATA): Add two_file_shared.dbg.
9597 (two_file_shared.dbg): New target.
9598 * testsuite/Makefile.in: Rebuild.
9600 2009-03-01 Ian Lance Taylor <iant@google.com>
9602 * configure.ac: Check for byteswap.h.
9603 * configure: Rebuild.
9604 * config.in: Rebuild.
9606 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9608 * layout.cc (Layout::find_or_add_kept_section): New function.
9609 (Layout::add_comdat): Removed.
9610 * layout.h (struct Kept_section): Move out of class Layout.
9611 Remove trailing underscores from field names. Add group_sections
9612 field. Rename group_ field to is_group. Change all uses.
9613 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9614 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9615 comdat_groups_ field.
9616 (Sized_relobj::include_section_group): Use
9617 find_or_add_kept_section and Kept_section::group_sections.
9618 (Sized_relobj::include_linkonce_section): Likewise.
9619 * object.cc (class Sized_relobj): Don't define Comdat_group or
9620 Comdat_group_table. Remove find_comdat_group and
9621 add_comdat_group. Remove comdat_groups_ field.
9622 * plugin.cc (include_comdat_group): Use
9623 Layout::find_or_add_kept_section.
9625 2009-02-28 Ian Lance Taylor <iant@google.com>
9627 * README: --gc-sections and map files are now supported. Document
9628 some build requirements.
9631 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9632 relocatable link set the value of the section symbol to zero.
9633 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9634 relocatable link don't include the section address in the local
9637 2009-02-27 Ian Lance Taylor <iant@google.com>
9640 * options.h (class Search_directory): Add is_system_directory.
9641 (class General_options): Declare is_in_system_directory.
9642 * options.cc (get_relative_sysroot): Make static.
9643 (get_default_sysroot): Make static.
9644 (General_optoins::is_in_system_directory): New function.
9645 * fileread.cc (Input_file::is_in_system_directory): New function.
9646 * fileread.h (class Input_file): Declare is_in_system_directory.
9647 * object.h (class Object): Add is_in_system_directory.
9648 (class Input_objects): Remove system_library_directory_ field.
9649 * object.cc (Input_objects::add_object): Don't set
9650 system_library_directory_.
9651 (input_objects::found_in_system_library_directory): Remove.
9652 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9653 parameter. Change all callers.
9654 (Symbol_table::sized_write_globals): Likewise.
9655 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9656 Call Object::is_in_system_directory.
9657 * symtab.h (class Symbol_table): Update declarations.
9660 * descriptors.h (Open_descriptor): Add is_on_stack field.
9661 * descriptors.cc (Descriptors::open): If the descriptor is on the
9662 top of the stack, remove it. Initialize is_on_stack field.
9663 (Descriptors::release): Only add pod to stack if it is not on the
9665 (Descriptors::close_some_descriptor): Clear stack_next and
9669 * output.cc (Output_section::find_starting_output_address): Rename
9670 from starting_output_address; add PADDR parameter; change return
9672 * output.h (class Output_section): Declare
9673 find_starting_output_address instead of starting_output_address.
9674 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9675 section symbol for which we can't find a merge section.
9678 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9679 hidden or internal, force the symbol to be local.
9680 * resolve.cc (Symbol::override_visibility): Define.
9681 (Symbol::override_base): Use override_visibility.
9682 (Symbol_table::resolve): Likewise.
9683 (Symbol::override_base_with_special): Likewise.
9684 (Symbol_table::override_with_special): If the visibility is hidden
9685 or internal, force the symbol to be local.
9686 * symtab.h (class Symbol): Add set_visibility and
9687 override_visibility.
9688 * testsuite/ver_test_1.sh: New file.
9689 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9690 (check_DATA): Add ver_test_1.syms.
9691 (ver_test_1.syms): New target.
9692 * testsuite/Makefile.in: Rebuild.
9694 2009-02-25 Cary Coutant <ccoutant@google.com>
9696 * layout.cc (Layout::choose_output_section): Don't rename sections
9697 when using a linker script that has a SECTIONS clause.
9698 * Makefile.in: Regenerate.
9700 * testsuite/Makefile.am (script_test_5.sh): New test case.
9701 * testsuite/Makefile.in: Regenerate.
9702 * testsuite/script_test_5.cc: New file.
9703 * testsuite/script_test_5.sh: New file.
9704 * testsuite/script_test_5.t: New file.
9706 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
9708 * archive.cc (Archive::include_member): Update calls to add_symbols.
9709 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9710 the Layout argument.
9711 * dynobj.h (do_add_symbols): Add the Layout argument.
9712 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9714 * object.h (Object::add_symbols): Add the Layout argument.
9715 (Object::do_add_symbols): Add the Layout argument.
9716 (Sized_relobj::do_add_symbols): Add the Layout argument.
9717 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9718 Unify the two versions.
9719 (Add_plugin_symbols): Remove.
9720 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9721 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9722 (Add_plugin_symbols): Remove.
9723 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9724 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9725 (Add_symbols::run): Make it work with Pulginobj.
9727 2009-02-06 Ian Lance Taylor <iant@google.com>
9729 * object.cc (Sized_relobj::do_layout): Make info message start
9730 with lower case letter.
9732 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9734 * binary.cc: Fix file comment.
9736 * options.h (enum Incremental_disposition): Define.
9737 (class General_options): Add new options: --incremental,
9738 --incremental_changed, --incremental_unchanged,
9739 --incremental_unknown. Add incremental_disposition_ and
9740 implicit_incremental_ fields.
9741 (General_options::incremental_disposition): New function.
9742 (class Position_dependent_options): Add incremental_disposition
9744 (Position_dependent_options::copy_from_options): Set incremental
9746 * options.cc (General_options::parse_incremental_changed): New
9748 (General_options::parse_incremental_unchanged): New function.
9749 (General_options::parse_incremental_unknown): New function.
9750 (General_options::General_options): Initialize new fields
9751 incremental_disposition_ and implicit_incremental_.
9752 (General_options::finalize): Check for uasge of --incremental-*
9753 without --incremental.
9755 2009-02-06 Chris Demetriou <cgd@google.com>
9757 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9758 pointer and to report location as the file name associated with
9760 (gold_undefined_symbol_at_location): New function to replace the
9761 old gold_undefined_symbol functionality.
9762 * target-reloc.h (relocate_section): Update to use
9763 gold_undefined_symbol_at_location.
9764 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9765 Call gold_undefined_symbol function rather than gold_error.
9766 * errors.h (Errors::undefined_symbol): Take location as a
9767 string, rather than calculating it from a relocation.
9768 * errors.cc (Errors::fatal): Print "fatal error:" before the
9770 (Errors::error, Errors::error_at_location): Print "error: "
9771 before the formatted message.
9772 (Errors::undefined_symbol): Take location as a string, rather
9773 than calculating it from a relocation.
9774 (gold_undefined_symbol_at_location): New function akin to
9775 old gold_undefined_symbol, calculates location from relocation.
9776 (gold_undefined_symbol): Change to take only a Symbol pointer
9777 and to report location as the file name associated with the symbol.
9778 * testsuite/debug_msg.sh: Update for changed error messages.
9779 * testsuite/undef_symbol.sh: Likewise.
9781 2009-02-04 Duncan Sands <baldrick@free.fr>
9784 * reduced_debug_output.h
9785 (Output_reduced_debug_abbrev_section::failed): Use format for
9787 (Output_reduced_debug_info_section::faild): Likewise.
9789 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9791 * script.cc (Lazy_demangler): New class.
9792 (Version_script_info::get_symbol_version_helper): Demangle a
9795 2009-01-29 Cary Coutant <ccoutant@google.com>
9797 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9799 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9801 2009-01-28 Ian Lance Taylor <iant@google.com>
9803 * version.cc (version_string): Bump to 1.9.
9805 * gold.h: Include <cstring> and <stdint.h>.
9806 * version.cc: Include <cstdio>.
9807 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9809 * reduced_debug_output.cc (insert_into_vector): Rename from
9810 Insert_into_vector; change all callers. Use Swap_unaligned to
9811 avoid aliasing issue; remove union since it is unnecessary.
9813 2009-01-27 Sriraman Tallam <tmsriram@google.com>
9815 * Makefile.am (CCFILES): Add gc.cc.
9817 * Makefile.in: Regenerate.
9818 * gold.cc (Gc_runner): New class.
9819 (queue_initial_tasks): Call garbage collection related tasks
9820 when corresponding options are invoked.
9821 (queue_middle_gc_tasks): New function.
9822 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9823 processed early before laying out sections during garbage collection.
9824 * gold.h (queue_middle_gc_tasks): New function.
9825 (is_prefix_of): Move from "layout.cc".
9826 * i386.cc (Target_i386::gc_process_relocs): New function.
9827 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9828 * main.cc (main): Create object of class "Garbage_collection".
9829 * object.cc (Relobj::copy_symbols_data): New function.
9830 (Relobj::is_section_name_included): New function.
9831 (Sized_relobj::do_layout): Allow this function to be called twice
9832 during garbage collection and defer layout of section during the
9834 * object.h (Relobj::get_symbols_data): New function.
9835 (Relobj::is_section_name_included): New function.
9836 (Relobj::copy_symbols_data): New function.
9837 (Relobj::set_symbols_data): New function.
9838 (Relobj::get_relocs_data): New function.
9839 (Relobj::set_relocs_data): New function.
9840 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9841 (Relobj::gc_process_relocs): New function.
9842 (Relobj::do_gc_process_relocs): New pure virtual function.
9843 (Relobj::sd_): New data member.
9844 (Sized_relobj::is_output_section_offset_invalid): New function.
9845 (Sized_relobj::do_gc_process_relocs): New function.
9846 * options.h (General_options::gc_sections): Modify to not be a no-op.
9847 (General_options::print_gc_sections): New option.
9848 * plugin.cc (Plugin_finish::run): Remove function call to
9849 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9850 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9851 * reloc.cc (Read_relocs::run): Add task to process relocs and
9852 determine unreferenced sections when doing garbage collection.
9853 (Gc_process_relocs): New class.
9854 (Sized_relobj::do_gc_process_relocs): New function.
9855 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9856 sections that are garbage collected.
9857 * reloc.h (Gc_process_relocs): New class.
9858 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9859 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9860 symbols whose corresponding sections are garbage collected.
9861 (Symbol_table::Symbol_table): Add new parameter for the garbage
9863 (Symbol_table::gc_mark_undef_symbols): New function.
9864 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9865 (Symbol_table::gc_mark_dyn_syms): New function.
9866 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9868 (Symbol_table::add_from_object): Likewise.
9869 (Symbol_table::add_from_relobj): When building shared objects, do not
9870 treat externally visible symbols as garbage.
9871 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9872 table information for static and relocatable links.
9873 * symtab.h (Symbol_table::set_gc): New function.
9874 (Symbol_table::gc): New function.
9875 (Symbol_table::gc_mark_undef_symbols): New function.
9876 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9877 (Symbol_table::gc_mark_dyn_syms): New function.
9878 (Symbol_table::gc_): New data member.
9879 * target.h (Sized_target::gc_process_relocs): New pure virtual
9881 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9882 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9884 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9886 * options.h (General_options::gc_sections): Define as a no-op for now.
9887 (General_options::no_keep_memory): Ditto.
9888 (General_options::Bshareable): Define.
9889 * options.cc (General_options::finalize): Honor -Bshareable.
9891 2009-01-20 Andreas Schwab <schwab@suse.de>
9893 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9894 read the value in the contents, since we don't use it. Use the
9895 template endianness when writing.
9896 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9898 2009-01-19 Andreas Schwab <schwab@suse.de>
9900 * configure.tgt (powerpc64-*): Fix targ_obj.
9902 2009-01-15 Ian Lance Taylor <iant@google.com>
9904 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9905 local symbols when stripping all symbols.
9907 2009-01-14 Cary Coutant <ccoutant@google.com>
9909 * output.cc (Output_reloc): Add explicit instantiations.
9911 2009-01-14 Cary Coutant <ccoutant@google.com>
9913 * archive.cc (Archive::get_elf_object_for_member): Remove call
9914 to File_read::claim_for_plugin.
9915 * descriptors.cc (Descriptors::open): Remove reference to
9917 (Descriptors::claim_for_plugin): Remove.
9918 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9919 (Descriptors::is_claimed): Remove.
9920 (claim_descriptor_for_plugin): Remove.
9921 * fileread.cc (File_read::claim_for_plugin): Remove.
9922 * fileread.h (File_read::claim_for_plugin): Remove.
9923 (File_read::descriptor): Reopen descriptor if necessary.
9924 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9925 (Plugin_manager::all_symbols_read): Add task parameter. Change
9927 (Plugin_manager::get_input_file): New function.
9928 (Plugin_manager::release_input_file): New function.
9929 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9930 corresponding data member.
9931 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9932 and pass to base constructor. Change all callers.
9933 (get_input_file, release_input_file): New functions.
9934 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9935 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9936 (Plugin_manager::all_symbols_read): Add task parameter.
9937 (Plugin_manager::get_input_file): New function.
9938 (Plugin_manager::release_input_file): New function.
9939 (Plugin_manager::task_): New data member.
9940 (Pluginobj::Pluginobj): Add filesize parameter.
9941 (Pluginobj::filename): New function.
9942 (Pluginobj::descriptor): New function.
9943 (Pluginobj::filesize): New function.
9944 (Pluginobj::filesize_): New data member.
9945 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9946 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9947 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9949 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9950 with archive libraries.
9951 * testsuite/Makefile.in: Regenerate.
9952 * testsuite/plugin_test.c (struct sym_info): New type.
9953 (get_input_file, release_input_file): New static variables.
9954 (onload): Capture new transfer vector entries.
9955 (claim_file_hook): Stop reading at end of file according to filesize.
9956 Factor out parsing of readelf output into separate function.
9957 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9958 APIs and get the source file name from the symbol table. Convert
9959 source file name to corresponding object file name. Print info
9960 message when adding new input files.
9961 (parse_readelf_line): New function.
9962 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9963 * testsuite/plugin_test_2.sh: Likewise.
9964 * testsuite/plugin_test_3.sh: Likewise.
9965 * testsuite/plugin_test_4.sh: New test case.
9967 2009-01-07 Ian Lance Taylor <iant@google.com>
9969 * version.cc (version_string): Bump to 1.8.
9971 2008-12-23 Cary Coutant <ccoutant@google.com>
9973 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9974 * plugin.cc (Plugin_manager::finish): Rename as
9975 layout_deferred_objects. Move cleanup to separate function.
9976 (Plugin_manager::cleanup): New function.
9977 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9979 * plugin.h (Plugin_manager::finish): Rename as
9980 layout_deferred_objects.
9981 (Plugin_manager::cleanup): New function.
9982 (Plugin_manager::cleanup_done): New field.
9984 2008-12-23 Cary Coutant <ccoutant@google.com>
9986 * plugin.cc (is_visible_from_outside): New function.
9987 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9988 so we don't return "IR only" status for exported symbols or -r links.
9990 * testsuite/Makefile.am (plugin_test_3): New test case.
9991 * testsuite/Makefile.in: Regenerate.
9992 * testsuite/plugin_test_3.sh: New file.
9994 2008-12-22 Cary Coutant <ccoutant@google.com>
9996 * object.cc (Sized_relobj::layout_section): New function.
9997 (Sized_relobj::do_layout): Defer layout of input sections until after
9998 plugin has provided replacement files.
9999 (Sized_relobj::do_layout_deferred_sections): New function.
10000 * object.h (Relobj::set_section_offset): Remove virtual keyword.
10001 (Relobj::layout_deferred_sections): New function.
10002 (Relobj::do_layout_deferred_sections): New function.
10003 (Sized_relobj::do_layout_deferred_sections): New function.
10004 (Sized_relobj::layout_section): New function.
10005 (Sized_relobj::Deferred_layout): New structure.
10006 (Sized_relobj::deferred_layout_): New field.
10007 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
10008 Change all callers. Layout deferred sections.
10009 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
10011 (Plugin_hook::run): Move code from do_plugin_hook inline.
10012 (Plugin_hook::do_plugin_hook): Remove.
10013 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
10014 (Plugin_manager::finish): Renamed, was cleanup.
10015 (Plugin_manager::should_defer_layout): New function.
10016 (Plugin_manager::add_deferred_layout_object): New function.
10017 (Plugin_manager::Deferred_layout_list): New type.
10018 (Plugin_manager::deferred_layout_objects_): New field.
10019 (Plugin_hook::do_plugin_hook): Remove.
10021 2008-12-17 Ian Lance Taylor <iant@google.com>
10023 * options.h (class General_options): Add --no case for
10026 2008-12-16 Cary Coutant <ccoutant@google.com>
10028 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
10030 (Plugin_manager::claim_file): Create plugin object even if
10031 plugin did not call the add_symbols callback.
10032 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
10033 asking for more symbols than were added.
10034 * testsuite/Makefile.am (plugin_test_1): Add test case with
10036 (empty.syms): New target.
10037 * testsuite/Makefile.in: Regenerate.
10038 * testsuite/plugin_test.c (claim_file_hook): Add new debug
10039 message. Don't call add_symbols if no globals.
10040 (all_symbols_read_hook): Don't provide replacement for empty
10043 2008-12-12 Ian Lance Taylor <iant@google.com>
10045 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
10046 r_type == 0 for a local symbol with r_sym == 0.
10047 (scan_relocatable_relocs): Pass r_sym to
10048 local_non_section_strategy.
10049 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
10052 * configure.ac: Update test for TLS descriptors: they are
10053 supported as of glibc 2.9.
10054 * configure: Rebuild.
10056 2008-12-11 Ian Lance Taylor <iant@google.com>
10059 * target-reloc.h (Default_scan_relocatable_relocs): For each
10060 function, map r_type == 0 to RELOC_DISCARD.
10062 2008-12-10 Cary Coutant <ccoutant@google.com>
10064 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10065 object to override a kept COMDAT group from a plugin object.
10067 2008-12-09 Ian Lance Taylor <iant@google.com>
10070 * yyscript.y (file_cmd): Handle INPUT.
10072 * testsuite/initpri1.c: Change all declarations to be full
10073 prototypes by adding void, to avoid compiler warnings.
10075 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
10077 * options.cc (General_options::parse_plugin_opt): New.
10078 (General_options::add_plugin): The argument now is just the filename.
10079 (General_options::add_plugin_option): New.
10080 * options.h (plugin_opt): New.
10081 (add_plugin): Change argument name.
10082 (add_plugin_option): New.
10083 * plugin.cc (Plugin::load): Don't parse the plugin option.
10084 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
10085 (Plugin::add_option): New.
10086 (Plugin::args_): Change type.
10087 (Plugin::filename_): New.
10088 (Plugin_manager::add_plugin_option): New.
10089 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
10090 * testsuite/Makefile.in: Regenerate.
10092 2008-12-05 Cary Coutant <ccoutant@google.com>
10094 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
10095 Handle --strip-lto-sections option.
10096 * options.h (strip_lto_sections): New option.
10098 2008-12-01 Cary Coutant <ccoutant@google.com>
10100 * plugin.cc (ld_plugin_message): Change format parameter to const.
10101 Fix mismatch between new[] and delete.
10103 2008-11-14 Cary Coutant <ccoutant@google.com>
10105 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
10108 2008-11-05 Craig Silverstein <csilvers@google.com>
10110 * options.cc (General_options::parse_dynamic_list): New function.
10111 * options.h (General_options): New flags dynamic_list,
10112 dynamic_list_data, dynamic_list_cpp_new, and
10113 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
10114 (General_options::in_dynamic_list): New function.
10115 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
10116 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10117 (Lex::can_continue_name): Likewise.
10119 (read_script_file): New parameter script_options.
10120 (read_dynamic_list): New function.
10121 (Script_options::define_dynamic_list): New function.
10122 (dynamic_list_keyword_parsecodes): New variable.
10123 (dynamic_list_keywords): New variable.
10124 * script.h (Script_options::define_dynamic_list): New function
10126 (read_dynamic_list): New function prototype.
10127 * symtab.cc (strprefix): New macro.
10128 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10129 dynamic_list_data, dynamic_list_cpp_new, and
10130 dynamic_list_cpp_typeinfo.
10131 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10132 (dynamic_list_expr): New rule.
10133 (dynamic_list_nodes): Likewise.
10134 (dynamic_list_node): Likewise.
10135 * testsuite/Makefile.am (dynamic_list): New test.
10136 * testsuite/Makefile.in: Regenerated.
10137 * testsuite/dynamic_list.t: New file.
10138 * testsuite/dynamic_list.sh: New file.
10140 2008-11-05 Craig Silverstein <csilvers@google.com>
10142 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10143 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10144 (t11_last): Likewise.
10145 * testsuite/ver_test_6.c (main): Likewise.
10147 2008-10-07 Cary Coutant <ccoutant@google.com>
10149 * options.c (General_options::finalize): Add check for -static and
10151 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10154 2008-10-02 Cary Coutant <ccoutant@google.com>
10156 * plugin.cc (make_sized_plugin_object): Fix conditional
10157 compilation to work when not all targets are enabled.
10159 2008-09-29 Cary Coutant <ccoutant@google.com>
10161 * archive.cc (Archive::get_file_and_offset): Use filename instead
10162 of name to get library path.
10163 (Archive::include_member): Unlock external member of a thin archive.
10165 * testsuite/Makefile.am (TEST_AR): New variable.
10166 (thin_archive_test_1): New test.
10167 (thin_archive_test_2): New test.
10168 * testsuite/Makefile.in: Regenerate.
10169 * testsuite/thin_archive_main.cc: New file.
10170 * testsuite/thin_archive_test_1.cc: New file.
10171 * testsuite/thin_archive_test_2.cc: New file.
10172 * testsuite/thin_archive_test_3.cc: New file.
10173 * testsuite/thin_archive_test_4.cc: New file.
10175 2008-09-29 Cary Coutant <ccoutant@google.com>
10177 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10178 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10180 (Sized_relobj::do_finalize_local_symbols): Likewise.
10181 (Sized_relobj::map_to_kept_section): Likewise.
10182 * object.h (Sized_relobj::invalid_address): New constant.
10183 (Sized_relobj::do_output_section_offset): Check for invalid_address
10185 * output.cc (Output_reloc::local_section_offset): Use constant
10186 invalid_address instead of -1U.
10187 (Output_reloc::get_address): Likewise.
10188 (Output_section::output_address): Change -1U to -1ULL.
10189 * output.h (Output_reloc::invalid_address): New constant.
10190 * reloc.cc (Sized_relobj::write_sections): Use constant
10191 invalid_address instead of -1U.
10192 (Sized_relobj::relocate_sections): Likewise.
10193 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10194 values for merge sections.
10195 * target-reloc.h (relocate_for_relocatable): Use constant
10196 invalid_address instead of -1U.
10198 2008-09-19 Cary Coutant <ccoutant@google.com>
10200 Add plugin functionality for link-time optimization (LTO).
10201 * configure.ac (plugins): Add --enable-plugins option.
10202 * configure: Regenerate.
10203 * config.in: Regenerate.
10204 * Makefile.am (LIBDL): New variable.
10205 (CCFILES): Add plugin.cc.
10206 (HFILES): Add plugin.h.
10207 (ldadd_var): Add LIBDL.
10208 * Makefile.in: Regenerate.
10210 * archive.cc: Include "plugin.h".
10211 (Archive::setup): Don't preread archive symbols when using a plugin.
10212 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10213 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10215 (Archive::include_member): Add symbols from plugin objects.
10216 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10217 * descriptors.cc (Descriptors::open): Check for file descriptors
10218 abandoned by plugins.
10219 (Descriptors::claim_for_plugin): New function.
10220 * descriptors.h (Descriptors::claim_for_plugin): New function.
10221 (Open_descriptor::is_claimed): New field.
10222 (claim_descriptor_for_plugin): New function.
10223 * fileread.cc (File_read::claim_for_plugin): New function.
10224 * fileread.h (File_read::claim_for_plugin): New function.
10225 (File_read::descriptor): New function.
10226 * gold.cc: Include "plugin.h".
10227 (queue_initial_tasks): Add task to call plugin hooks for generating
10229 * main.cc: Include "plugin.h".
10230 (main): Load plugin libraries.
10231 * object.h (Pluginobj): Declare.
10232 (Object::pluginobj): New function.
10233 (Object::do_pluginobj): New function.
10234 (Object::set_target): New function.
10235 * options.cc: Include "plugin.h".
10236 (General_options::parse_plugin): New function.
10237 (General_options::General_options): Initialize plugins_ field.
10238 (General_options::add_plugin): New function.
10239 * options.h (Plugin_manager): Declare.
10240 (General_options): Add --plugin option.
10241 (General_options::has_plugins): New function.
10242 (General_options::plugins): New function.
10243 (General_options::add_plugin): New function.
10244 (General_options::plugins_): New field.
10245 * plugin.cc: New file.
10246 * plugin.h: New file.
10247 * readsyms.cc: Include "plugin.h".
10248 (Read_symbols::do_read_symbols): Check for archive before checking
10249 for ELF file. Call plugin hooks to claim files.
10250 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10251 from a real object file; force override when processing replacement
10253 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10254 (Symbol::init_base_object): Likewise.
10255 (Symbol::init_base_output_data): Likewise.
10256 (Symbol::init_base_output_segment): Likewise.
10257 (Symbol::init_base_constant): Likewise.
10258 (Symbol::init_base_undefined): Likewise.
10259 (Symbol::output_section): Assert that object is not a plugin.
10260 (Symbol_table::add_from_pluginobj): New function.
10261 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10263 (Symbol_table::sized_write_globals): Likewise.
10264 (Symbol_table::add_from_pluginobj): Instantiate template.
10265 * symtab.h (Sized_pluginobj): Declare.
10266 (Symbol::in_real_elf): New function.
10267 (Symbol::set_in_real_elf): New function.
10268 (Symbol::in_real_elf_): New field.
10269 (Symbol_table::add_from_pluginobj): New function.
10271 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10272 (LIBDL): New variable.
10273 (LDADD): Add LIBDL.
10274 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10275 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10276 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10277 (MOSTLYCLEANFILES): Likewise.
10278 * testsuite/Makefile.in: Regenerate.
10279 * testsuite/plugin_test.c: New file.
10280 * testsuite/plugin_test_1.sh: New file.
10281 * testsuite/plugin_test_2.sh: New file.
10283 2008-09-16 Ian Lance Taylor <iant@google.com>
10285 * target-reloc.h (relocate_section): Check whether a symbol is
10286 defined by the ABI before reporting an undefined symbol error.
10287 * target.h (Target::is_defined_by_abi): Make parameter const.
10288 (Target::do_is_defined_by_abi): Likewise.
10289 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10290 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10291 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10292 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10293 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10294 * testsuite/Makefile.in: Rebuild.
10296 * fileread.cc (make_view): Add casts to avoid warning.
10298 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10300 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10301 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10303 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10305 * options.h (General_options::output_is_executable): New.
10306 (General_options::output_is_pie): New.
10307 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10308 for shared libraries.
10309 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10311 2008-09-11 Chris Demetriou <cgd@google.com>
10313 * options.h (origin): New -z option.
10314 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10315 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10318 2008-09-05 Cary Coutant <ccoutant@google.com>
10320 * fileread.cc (File_read::make_view): Add check for attempt to map
10321 beyond end of file.
10323 2008-09-05 Cary Coutant <ccoutant@google.com>
10325 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10326 explicit instantiations.
10328 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10331 * options.cc (General_options::finalize): Allow undefined symbols
10332 in shlibs if linking -shared.
10335 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10336 symbols as not needing a dynsym entry.
10338 2008-08-20 Craig Silverstein <csilvers@google.com>
10340 * fileread.cc (File_read::open): Do not lock the file unless it
10341 was successfully opened.
10343 2008-08-14 Cary Coutant <ccoutant@google.com>
10345 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10346 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10347 * testsuite/tls_test.cc (struct int128): 128-bit struct
10348 for testing TLS relocs with non-zero addend.
10349 (v12): New TLS variable.
10351 (t_last): Add check for v12.
10352 * testsuite/tls_test.h (t12): New function.
10353 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10355 2008-08-13 Ian Lance Taylor <iant@google.com>
10357 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10358 set tls_segment_ or relro_segment_.
10359 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10361 * output.h (Output_section::clear_is_relro): New function.
10362 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10363 sections specially even when output_data_ is empty.
10364 (Output_segment::maximum_alignment): When first section is relro,
10365 only force alignment for PT_LOAD segments.
10366 * script.cc (script_data_segment_align): New function.
10367 (script_data_segment_relro_end): New function.
10368 * script-c.h (script_data_segment_align): Declare.
10369 (script_data_segment_relro_end): Declare.
10370 * script-sections.h (class Script_sections): Declare
10371 data_segment_align and data_segment_relro_end. Add fields
10372 segment_align_index_ and saw_relro_end_.
10373 * script-sections.cc (class Sections_element): Add set_is_relro
10374 virtual function. Add new bool* parameter to place_orphan_here.
10375 Add get_output_section virtual function.
10376 (class Output_section_definition): Add set_is_relro. Add new
10377 bool* parameter to place_orphan_here. Add get_output_section.
10378 Add is_relro_ field.
10379 (Output_section_definition::Output_section_definition): Initialize
10380 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10381 and is_relro_ fields.
10382 (Output_section_definition::place_orphan_here): Add is_relro
10384 (Output_section_definition::set_section_addresses): Set relro for
10386 (Output_section_definition::alternate_constraint): Likewise.
10387 (class Orphan_output_section): Add new bool* parameter to
10388 place_orphan_here. Add get_output_section.
10389 (Orphan_output_section::place_orphan_here): Add is_relro
10391 (Script_sections::Script_sections): Initialize
10392 data_segment_align_index_ and saw_relro_end_.
10393 (Script_sections::data_segment_align): New function.
10394 (Script_sections::data_segment_relro_end): New function.
10395 (Script_sections::place_orphan): Set or clear is_relro.
10396 (Script_sections::set_section_addresses): Force alignment of first
10398 * yyscript.y (exp): Call script_data_segment_align and
10399 script_data_segment_relro_end.
10400 * testsuite/relro_script_test.t: New file.
10401 * testsuite/relro_test.cc (using_script): Declare.
10402 (t1, t2): Test using_script.
10403 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10404 (relro_script_test_SOURCES): Define.
10405 (relro_script_test_DEPENDENCIES): Define.
10406 (relro_script_test_LDFLAGS): Define.
10407 (relro_script_test_LDADD): Define.
10408 (relro_script_test.so): New target.
10409 * testsuite/Makefile.in: Rebuild.
10411 2008-08-06 Cary Coutant <ccoutant@google.com>
10413 * archive.cc (Archive::total_archives, Archive::total_members)
10414 (Archive::total_members_loaded): New variables.
10415 (Archive::setup): Add parameter. Add option to preread
10417 (Archive::read_armap): Add counter.
10418 (Archive::get_file_and_offset): New function.
10419 (Archive::get_elf_object_for_member): New function.
10420 (Archive::read_all_symbols): New function.
10421 (Archive::read_symbols): New function.
10422 (Archive::add_symbols): Add counters.
10423 (Archive::include_all_members): Use armap to find members if it's
10425 (Archive::include_member): Skip reading symbols if already read.
10426 Factored code into Archive::get_file_and_offset and
10427 Archive::get_elf_object_for_member. Changed call to
10428 Mapfile::report_include_archive_member.
10429 (Archive::print_stats): New function.
10430 * archive.h: Declare Object and Read_symbols_data classes.
10431 (Archive::Archive): Add initializers for new members.
10432 (Archive::setup): Add parameter.
10433 (Archive::print_stats): New function.
10434 (Archive::total_archives, Archive::total_members)
10435 (Archive::total_members_loaded): New variables.
10436 (Archive::get_file_and_offset): New function.
10437 (Archive::get_elf_object_for_member): New function.
10438 (Archive::read_all_symbols): New function.
10439 (Archive::read_symbols): New function.
10440 (Archive::Archive_member): New class.
10441 (Archive::members_): New member.
10442 (Archive::num_members_): New member.
10443 * main.cc: Include archive.h.
10444 (main): Call Archive::print_stats.
10445 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10446 archive parameter; member_name is now the fully-decorated name.
10447 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10448 * options.h: (General_options): Add --preread-archive-symbols option.
10449 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10452 2008-08-04 Ian Lance Taylor <iant@google.com>
10454 * symtab.h (Symbol::use_plt_offset): New function.
10455 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10456 * powerpc.cc (Relocate::relocate): Likewise.
10457 * sparc.cc (Relocate::relocate): Likewise.
10458 * x86_64.cc (Relocate::relocate): Likewise.
10459 * testsuite/weak_plt.sh: New test.
10460 * testsuite/weak_plt_main.cc: New test.
10461 * testsuite/weak_plt_shared.cc: New test.
10462 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10463 (check_PROGRAMS): Add weak_plt.
10464 (check_DATA): Add weak_plt_shared.so.
10465 (weak_plt_main_pic.o, weak_plt): New targets.
10466 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10467 * testsuite/Makefile.in: Rebuild.
10469 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10471 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10472 * testsuite/Makefile.in: Rebuild.
10474 2008-08-04 Alan Modra <amodra@bigpond.net.au>
10476 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10477 * Makefile.in: Regenerate.
10478 * po/POTFILES.in: Regenerate.
10480 2008-07-29 Ian Lance Taylor <iant@google.com>
10482 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10483 symbols before other symbols.
10484 * testsuite/script_test_2.cc (test_addr): Declare.
10485 (test_addr_alias): Declare.
10486 (main): Check that test_addr and test_addr_alias have the right
10488 * testsuite/script_test_2.t: Define test_addr_alias and
10491 2008-07-24 Ian Lance Taylor <iant@google.com>
10494 * descriptors.cc: New file.
10495 * descriptors.h: New file.
10496 * gold-threads.h (class Hold_optional_lock): New class.
10497 * fileread.cc: Include "descriptors.h".
10498 (File_read::~File_read): Release descriptor rather than closing
10500 (File_read::open) [file]: Call open_descriptor rather than open.
10501 Set is_descriptor_opened_.
10502 (File_read::open) [memory]: Assert that descriptor is not open.
10503 (File_read::reopen_descriptor): New function.
10504 (File_read::release): Release descriptor.
10505 (File_read::do_read): Make non-const. Reopen descriptor.
10506 (File_read::read): Make non-const.
10507 (File_read::make_view): Reopen descriptor.
10508 (File_read::do_readv): Likewise.
10509 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10510 Update declarations.
10511 * layout.cc: Include "descriptors.h".
10512 (Layout::create_build_id): Use open_descriptor rather than open.
10513 * output.cc: Include "descriptors.h".
10514 (Output_file::open): Use open_descriptor rather than open.
10515 * archive.cc (Archive::const_iterator): Change Archive to be
10517 (Archive::begin, Archive::end): Make non-const.
10518 (Archive::count_members): Likewise.
10519 * archive.h (class Archive): Update declarations.
10520 * object.h (Object::read): Make non-const.
10521 * Makefile.am (CCFILES): Add descriptors.cc.
10522 (HFILES): Add descriptors.h.
10523 * Makefile.in: Rebuild.
10526 * gold.h: Always include <clocale>. Add Solaris workarounds
10527 following code in binutils/sysdep.h.
10530 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10531 this->eh_frame_hdr_ is NULL before using it.
10533 * dynobj.cc (Versions::Versions): Update comment.
10535 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10536 the base version name.
10538 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10539 array size plus one.
10540 (Stringpool_template::set_string_offsets): Subtract one from key
10541 before using it as an array index.
10542 (Stringpool_template::get_offset_with_length): Likewise.
10543 (Stringpool_template::write_to_buffer): Likewise.
10544 * stringpool.h (Stringpool_template::get_offset_from_key):
10547 2008-07-23 Ian Lance Taylor <iant@google.com>
10550 * object.h (Merged_symbol_value::value): Do our best to handle a
10554 * script.cc (Version_script_info::get_versions): Don't add empty
10555 version tag to return value.
10556 (Version_script_info::get_symbol_version_helper): Change return
10557 type to bool. Add pversion parameter. Change all callers.
10558 (script_register_vers_node): Don't require a non-NULL tag.
10559 * script.h (class Version_script_info): Update declarations.
10560 (Version_script_info::get_symbol_version): Change return type to
10561 bool. Add version parameter. Change all callers.
10562 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10563 handling. Handle an empty version from a version script.
10564 (Symbol_table::define_special_symbol): Likewise.
10565 * testsuite/ver_test_10.script: New file.
10566 * testsuite/ver_test_10.sh: New file.
10567 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10568 (check_DATA): Add ver_test_10.syms.
10569 (ver_test_10.syms, ver_test_10.so): New target.
10570 * testsuite/Makefile.in: Rebuild.
10572 2008-07-23 Simon Baldwin <simonb@google.com>
10574 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10575 to zero for undefined symbols from dynamic libraries.
10577 2008-07-23 Ian Lance Taylor <iant@google.com>
10579 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10580 Change all callers.
10581 * symtab.h (class Symbol_table): Update declaration.
10582 * testsuite/ver_test_9.cc: New file.
10583 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10584 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10585 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10586 (ver_test_9.so, ver_test_9.o): New targets.
10587 * testsuite/Makefile.in: Rebuild.
10589 2008-07-22 Ian Lance Taylor <iant@google.com>
10591 * options.h (class General_options): Define --check-sections.
10592 * layout.cc (Layout::set_segment_offsets): Handle
10595 * options.h (class General_options): Define -n/--nmagic and
10597 * options.cc (General_options::finalize): For -n/--nmagic or
10598 -N/--omagic, set -static.
10599 * layout.cc (Layout::attach_allocated_section_to_segment): If
10600 -N/--omagic, don't put read-only and read-write sections in
10601 different segments.
10602 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10603 finding a read-only segment.
10604 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10605 don't set the minimum segment alignment to the common page size,
10606 and don't set the file offset to the address modulo the page size.
10607 * script-sections.cc (Script_sections::create_segments): If
10608 -n/--omagic, don't put read-only and read-write sections in
10609 different segments.
10611 * cref.cc: New file.
10612 * cref.h: New file.
10613 * options.h (class General_options): Add --print-symbol-counts.
10614 * main.cc (main): Issue defined symbol report if requested.
10615 * archive.cc (Archive::interpret_header): Make into a const member
10617 (Archive::add_symbols): Call Input_objects::archive_start and
10619 (Archive::const_iterator): Define new class.
10620 (Archive::begin, Archive::end): New functions.
10621 (Archive::include_all_members): Rewrite to use iterator.
10622 (Archive::count_members): New function.
10623 * archive.h (class Archive): Update declarations.
10624 (Archive::filename): New function.
10625 * object.cc: Include "cref.h".
10626 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10627 (Sized_relobj::do_get_global_symbol_counts): New function.
10628 (Input_objects::add_object): Add object to cross-referencer.
10629 (Input_objects::archive_start): New function.
10630 (Input_objects::archive_stop): New function.
10631 (Input_objects::print_symbol_counts): New function.
10632 * object.h: Declare Cref and Archive.
10633 (Object::get_global_symbol_counts): New function.
10634 (Object::do_get_global_symbol_counts): New pure virtual function.
10635 (class Sized_relobj): Add defined_count_ field. Update
10637 (class Input_objects): Add cref_ field. Update constructor.
10638 Update declarations.
10639 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10641 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10643 (Sized_dynobj::do_get_global_symbol_counts): New function.
10644 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10645 defined_count_. Update declarations. Define Symbols typedef.
10646 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10647 parameter. Change all callers.
10648 (Symbol_table::add_from_dynobj): Add sympointers and defined
10649 parameters. Change all callers.
10650 * symtab.h (class Symbol_table): Update declarations.
10651 * Makefile.am (CCFILES): Add cref.cc.
10652 (HFILES): Add cref.h.
10653 * Makefile.in: Rebuild.
10655 2008-07-22 Simon Baldwin <simonb@google.com>
10657 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10658 to zero when writing undefined symbols.
10660 2008-07-22 Ian Lance Taylor <iant@google.com>
10662 * output.cc (Output_section::add_input_section): Don't try to
10663 merge empty merge sections.
10665 2008-07-21 Craig Silverstein <csilvers@google.com>
10667 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10668 Include symbol version in error message.
10670 2008-07-20 Chris Demetriou <cgd@google.com>
10672 * configure.ac (gold_cv_c_random_seed): New configured variable.
10673 (RANDOM_SEED_CFLAGS): New substituted variable.
10674 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10675 * configure: Rebuild.
10676 * Makefile.in: Likewise.
10677 * testsuite/Makefile.in: Likewise.
10679 2008-07-18 Ian Lance Taylor <iant@google.com>
10681 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10682 where we see NAME/NULL and NAME/VERSION as separate symbols.
10683 * testsuite/ver_test_main.cc (main): Call t4.
10684 (t4, t4_2a): Define.
10685 * testsuite/ver_test_2.cc (t4_2): Define.
10686 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10687 * testsuite/ver_test_4.cc (t4_2a): Define.
10688 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10689 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10691 2008-07-17 Ian Lance Taylor <iant@google.com>
10693 * dynobj.cc (Versions::add_def): If we give an error about a
10694 missing version, go ahead and create the version anyhow.
10696 2008-07-10 Ian Lance Taylor <iant@google.com>
10698 Handle output sections with more than 0x7fffffff bytes.
10699 * object.h (class Relobj): Change map_to_output_ to
10700 output_sections_, and just keep a section pointer. Change all
10701 uses. Move comdat group support to Sized_relobj.
10702 (Relobj::is_section_specially_mapped): Remove.
10703 (Relobj::output_section): Remove poff parameter. Change all
10705 (Relobj::output_section_offset): New function.
10706 (Relobj::set_section_offset): Rewrite.
10707 (Relobj::map_to_output): Remove.
10708 (Relobj::output_sections): New function.
10709 (Relobj::do_output_section_offset): New pure virtual function.
10710 (Relobj::do_set_section_offset): Likewise.
10711 (class Sized_relobj): Add section_offsets_ field. Add comdat
10712 group support from Relobj. Update declarations.
10713 (Sized_relobj::get_output_section_offset): New function.
10714 (Sized_relobj::do_output_section_offset): New function.
10715 (Sized_relobj::do_set_section_offset): New function.
10716 * object.cc (Relobj::output_section_address): Remove.
10717 (Sized_relobj::Sized_relobj): Initialize new fields.
10718 (Sized_relobj::include_section_group): Cast find_kept_object to
10720 (Sized_relobj::include_linkonce_section): Likewise.
10721 (Sized_relobj::do_layout): Use separate arrays for output section
10723 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10725 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10726 output_sections and section_offsets.
10727 (Sized_relobj::write_local_symbols): Likewise.
10728 (map_to_kept_section): Compute output address directly.
10729 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10730 output_sections and section_offsets.
10731 (Sized_relobj::write_sections): Likewise.
10732 (Sized_relobj::relocate_sections): Likewise.
10733 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10734 * output.h (class Output_reloc): Update declarations. Change
10735 u2_.relobj to Sized_relobj*.
10736 (class Output_data_reloc): Change add functions to use
10738 * output.cc (Output_reloc::Output_reloc): Change relobj to
10740 (Output_reloc::local_section_offset): Change return type to
10741 Elf_Addr. Use get_output_section_offset.
10742 (Output_reloc::get_address): Likewise.
10743 (Output_section::is_input_address_mapped): Don't call
10744 is_section_specially_mapped.
10745 (Output_section::output_offset): Likewise.
10746 (Output_section::output_address): Likewise.
10747 (Output_section::starting_output_address): Likewise.
10748 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10749 parameter to Sized_relobj*.
10750 (Copy_relocs::need_copy_reloc): Likewise.
10751 (Copy_relocs::save): Likewise.
10752 * copy-relocs.h (class Copy_relocs): Update declarations.
10753 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10754 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10755 * target-reloc.h (relocate_for_relocatable): Change
10756 offset_in_output_section type to Elf_Addr. Change code that uses
10758 * layout.cc (Layout::layout): Always set *off.
10759 * mapfile.cc (Mapfile::print_input_section): Use
10760 output_section_offset.
10761 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10763 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10764 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10765 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10767 2008-07-03 Ian Lance Taylor <iant@google.com>
10769 * layout.cc (Layout::include_section): Do not discard unrecognized
10770 SHT_STRTAB sections.
10772 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10774 * script.cc (Lex::can_continue_name): Make '?' allowable in
10775 version-script names.
10776 * testsuite/version_script.map: Change glob pattern to use '?'
10778 2008-06-30 Manish Singh <yosh@gimp.org>
10781 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10784 2008-06-30 Ian Lance Taylor <iant@google.com>
10788 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10789 versions]: Don't try to read the value in the contents, since we
10790 don't use it. Use the template endianness when writing.
10792 2008-06-25 Cary Coutant <ccoutant@google.com>
10794 * fileread.cc (File_read::make_view): Assert on zero-length view.
10795 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10796 symbol table when there are no symbols to read.
10798 2008-06-23 Craig Silverstein <csilvers@google.com>
10800 * version.cc (version_string): Bump to 1.7
10802 2008-06-18 Craig Silverstein <csilvers@google.com>
10804 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10805 constant 0xFFFF to type Valtype.
10806 (Powerpc_relocate_functions::rel16_ha): Likewise.
10808 2008-06-17 Ian Lance Taylor <iant@google.com>
10810 * output.h (Output_section::Input_section): Initialize p2align_ to
10811 zero for Output_section_data constructors.
10812 (Output_section::Input_section::addralign): If not an input
10813 section, return the alignment of the Output_section_data.
10814 * testsuite/copy_test.cc: New file.
10815 * testsuite/copy_test_1.cc: New file.
10816 * testsuite/copy_test_2.cc: New file.
10817 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10818 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10819 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10820 (copy_test_1_pic.o, copy_test_1.so): New targets.
10821 (copy_test_2_pic.o, copy_test_2.so): New targets.
10822 * testsuite/Makefile.in: Rebuild.
10824 * script-sections.cc (Script_sections::place_orphan): Initialize
10825 local variable exact.
10827 2008-06-13 David Edelsohn <edelsohn@gnu.org>
10829 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10831 2008-06-12 David Edelsohn <edelsohn@gnu.org>
10832 David S. Miller <davem@davemloft.net>
10834 * powerpc.cc: New file.
10835 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10836 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10837 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10838 * Makefile.in: Rebuild.
10840 2008-06-09 Ian Lance Taylor <iant@google.com>
10842 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10844 (throwing, orig_terminate): New static variables.
10845 (terminate_handler): New static function.
10846 (t2): Set terminate handler.
10848 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10851 * binary.cc (Binary_to_elf::sized_convert): Fix .data
10854 2008-05-30 Cary Coutant <ccoutant@google.com>
10856 * archive.cc (Archive::include_all_members) Correct to step
10857 over symbol table and extended name table in thin archives.
10859 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10862 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10865 2008-05-28 Caleb Howe <cshowe@google.com>
10867 * reduced_debug_output.cc: New file.
10868 * reduced_debug_output.h: New file.
10869 * options.h (class General_options): Add --strip-debug-non-line.
10870 * options.cc (General_options::finalize): Add strip_debug_non_line
10871 to the strip heirarchy.
10872 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10874 * layout.cc: Include "reduced_debug_output.h".
10875 (Layout::Layout): Initialize new fields.
10876 (line_only_debug_sections): New static array.
10877 (is_lines_only_debug_sections): New static inline function.
10878 (Layout::include_section): Handle --strip-debug-non-line.
10879 (Layout::make_output_section): If --strip-debug-non-line, build
10880 new output sections for .debug_abbrev and .debug_info.
10881 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10882 gold. Warn about possible overflow.
10883 (read_signed_LEB_128): Likewise.
10884 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10885 (read_signed_LEB_128): Declare.
10886 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10887 (HFILES): Add reduced_debug_output.h.
10888 * Makefile.in: Rebuild.
10890 2008-05-21 Ian Lance Taylor <iant@google.com>
10892 * mapfile.cc: New file.
10893 * mapfile.h: New file.
10894 * options.h (class General_options): Add -M/--print-map and -Map.
10895 * options.cc (General_options::finalize): Make -M equivalent to
10897 * main.cc: Include <cstdio> and "mapfile.h".
10898 (main): Open mapfile if requested.
10899 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10900 constructor. Change caller.
10901 (queue_initial_tasks): Add mapfile parameter. Change caller.
10902 (queue_middle_tasks): Likewise.
10903 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10905 * archive.cc: Include "mapfile.h".
10906 (Archive::add_symbols): Add mapfile parameter. Change all
10907 callers. Pass mapfile, symbol, and reason to include_member.
10908 (Archive::include_all_members): Add mapfile parameter. Change all
10910 (Archive::include_member): Add mapfile, sym, and why parameters.
10911 Change all callers. Report inclusion to map file.
10912 * archive.h: Include "fileread.h".
10913 (class Archive): Update declarations.
10914 (Archive::file): New const method.
10915 (class Add_archive_symbols): Add mapfile_ field. Update
10916 constructor. Change all callers.
10917 * readsyms.h (class Read_symbols): Likewise.
10918 (class Finish_group): Likewise.
10919 (class Read_script): Likewise.
10920 * common.cc: Include "mapfile.h".
10921 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10923 (Symbol_table::do_allocate_commons): Likewise.
10924 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10925 symbol allocation to mapfile.
10926 * common.h (class Allocate_commons_task): Add mapfile_ field.
10927 Update constructor. Change all callers.
10928 * symtab.h (class Symbol_table): Update declarations.
10929 * layout.cc: Include "mapfile.h".
10930 (Layout_task_runner::run): Print information to mapfile.
10931 (Layout::create_gold_note): Change Output_data_fixed_space to
10932 Output_data_zero_fill.
10933 (Layout::create_build_id): Likewise.
10934 (Layout::print_to_mapfile): New function.
10935 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10936 constructor. Change caller.
10937 (class Layout): Declare print_to_mapfile.
10938 * output.cc (Output_section::Input_section::print_to_mapfile): New
10940 (Output_section::add_input_section): If producing a map, always
10941 add to input_sections_ list.
10942 (Output_section::do_print_to_mapfile): New function.
10943 (Output_segment::print_sections_to_mapfile): New function.
10944 (Output_segment::print_section_list_to_mapfile): New function.
10945 * output.h: Include "mapfile.h".
10946 (Output_data::print_to_mapfile): New function.
10947 (Output_data::do_print_to_mapfile): New virtual function.
10948 (Output_segment_headers::do_print_to_mapfile): New function.
10949 (Output_file_header::do_print_to_mapfile): New function.
10950 (Output_data_const::do_print_to_mapfile): New function.
10951 (class Output_data_const_buffer): Add map_name_ field. Update
10952 constructor. Change all callers. Add do_print_to_mapfile
10954 (class Output_data_fixed_space): Likewise.
10955 (class Output_data_space): Likewise.
10956 (class Output_data_zero_fill): New class.
10957 (Output_data_strtab::do_print_to_mapfile): New function.
10958 (Output_data_reloc_base::do_print_to_mapfile): New function.
10959 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10960 (Output_data_group::do_print_to_mapfile): New function.
10961 (Output_data_got::do_print_to_mapfile): New function.
10962 (Output_data_dynamic::do_print_to_mapfile): New function.
10963 (Output_symtab_xindex::do_print_to_mapfile): New function.
10964 (class Output_section): Declare do_print_to_mapflie. Declare
10965 print_to_mapfile in Input_section.
10966 (class Output_segment): Declare new functions.
10967 * object.h (Sized_relobj::symbol_count): New function.
10968 * script-sections.cc
10969 (Output_section_element_dot_assignment::set_section_addresses):
10970 Change Output_data_fixed_space to Output_data_zero_fill.
10971 (Output_data_expression::do_print_to_mapfile): New function.
10972 * script.cc (read_input_script): Add mapfile parameter. Change
10974 * script.h (read_input_script): Update declaration.
10975 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10976 (Eh_frame::do_print_to_mapfile): New function.
10977 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10978 (Output_merge_string::do_print_to_mapfile): New function.
10979 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10981 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10983 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10985 * Makefile.am (CCFILES): Add mapfile.cc.
10986 (HFILES): Add mapfile.h.
10987 * Makefile.in: Rebuild.
10989 2008-05-19 Ian Lance Taylor <iant@google.com>
10991 * options.h (class General_options): Add -z relro.
10992 * layout.cc (Layout::Layout): Initialize relro_segment_.
10993 (Layout::add_output_section_data): Return the output section.
10994 (Layout::make_output_section): Rcognize relro sections and mark
10995 them appropriately.
10996 (Layout::attach_allocated_section_to_segment): Put relro sections
10997 in a PT_GNU_RELRO segment.
10998 (Layout::create_initial_dynamic_sections): Mark the .dynamic
11000 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
11002 (Layout::linkonce_mapping): Map d.rel.ro.local to
11003 .data.rel.ro.local.
11004 (Layout::output_section_name): Us .data.rel.ro.local for any
11005 section which begins with that.
11006 * layout.h (class Layout): Update add_output_section_data
11007 declaration. Add relro_segment_ field.
11008 * output.cc (Output_section::Output_section): Initialize is_relro_
11009 and is_relro_local_ fields.
11010 (Output_segment::add_output_section): Group relro sections.
11011 (Output_segment::is_first_section_relro): New function.
11012 (Output_segment::maximum_alignment): If there is a relro section,
11013 align the segment to the common page size.
11014 (Output_segment::set_section_addresses): Track whether we are
11015 looking at relro sections. If the last section is a relro
11016 section, align to the common page size.
11017 (Output_segment::set_section_list_addresses): Add in_relro
11018 parameter. Change all callers. Align to the page size when
11019 moving from relro to non-relro section.
11020 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
11022 * output.h (class Output_section): Add is_relro_ and
11023 is_relro_local_ fields.
11024 (Output_section::is_relro): New function.
11025 (Output_section::set_is_relro): New function.
11026 (Output_section::is_relro_local): New function.
11027 (Output_section::set_is_relro_local): New function.
11028 (class Output_segment): Update declarations.
11029 * i386.cc (Target_i386::got_section): Mark .got section as relro.
11030 * sparc.cc (Target_sparc::got_section): Likewise.
11031 * x86_64.cc (Target_x86_64::got_section): Likewise.
11032 * testsuite/relro_test_main.cc: New file.
11033 * testsuite/relro_test.cc: New file.
11034 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
11035 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
11036 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
11037 (relro_test.so, relro_test_pic.o): New targets.
11038 * testsuite/Makefile.in: Rebuild.
11040 2008-05-16 Ian Lance Taylor <iant@google.com>
11042 * output.cc (Output_segment::add_output_section): Remove front
11044 * output.h (class Output_segment): Remove
11045 add_initial_output_section and overloaded add_output_section.
11046 Update declaration of remaining add_output_section.
11047 * layout.cc (Layout::create_interp): Call add_output_section
11048 rather than add_initial_output_section.
11049 (Layout::finish_dynamic_section): Likewise.
11051 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
11052 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
11053 know the dynamic type.
11054 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
11055 field. Initialize it in constructor.
11056 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
11057 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
11058 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
11061 * output.cc (Output_reloc::get_address): Change return type to
11063 * output.h (class Output_reloc): Update get_address declaration.
11064 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
11065 for section addresses.
11067 2008-05-09 Ian Lance Taylor <iant@google.com>
11070 * gold.cc (gold_nomem): Use return value of write.
11072 2008-05-08 Ian Lance Taylor <iant@google.com>
11074 * symtab.c (Symbol::init_base_output_data): Add version
11075 parameter. Change all callers.
11076 (Symbol::init_base_output_segment): Likewise.
11077 (Symbol::init_base_constant): Likewise.
11078 (Symbol::init_base_undefined): Likewise.
11079 (Sized_symbol::init_output_data): Likewise.
11080 (Sized_symbol::init_output_segment): Likewise.
11081 (Sized_symbol::init_constant): Likewise.
11082 (Sized_symbol::init_undefined): Likewise.
11083 (Symbol_table::do_define_in_output_data): If the new symbol has a
11084 version, mark it as the default.
11085 (Symbol_table::do_define_in_output_segment): Likewise.
11086 (Symbol_table::do_define_as_constant): Likewise.
11087 * symtab.h (class Symbol): Update declarations.
11088 (class Sized_symbol): Likewise.
11089 * resolve.cc (Symbol::override_version): New function.
11090 (Symbol::override_base): Call override_version.
11091 (Symbol::override_base_with_special): Likewise.
11092 * testsuite/ver_script_8.script: New file.
11093 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
11094 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
11095 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
11096 (ver_test_8_1.so, ver_test_8_2.so): New targets.
11098 2008-05-06 Ian Lance Taylor <iant@google.com>
11101 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
11103 (class General_options): Remove existing --undefined, and add
11104 --no-undefined instead. Add new --undefined as synonym for -u.
11105 * archive.cc (Archive::add_symbols): Check whether symbol was
11107 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
11108 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
11109 all uses. Add IS_UNDEFINED. Update declarations to split
11110 different versions of init_base. Declare init_base_undefined.
11111 (Symbol::is_defined): Handle IS_UNDEFINED.
11112 (Symbol::is_undefined): Likewise.
11113 (Symbol::is_weak_undefined): Call is_undefined.
11114 (Symbol::is_absolute): Handle IS_CONSTANT.
11115 (class Sized_symbol): Update declarations to split different
11116 versions of init. Declare init_undefined.
11117 (class Symbol_table): Declare new functions.
11118 * symtab.cc (Symbol::init_base_object): Rename from init_base.
11119 Change all callers.
11120 (Symbol::init_base_output_data): Likewise.
11121 (Symbol::init_base_output_segment): Likewise.
11122 (Symbol::init_base_constant): Likewise.
11123 (Symbol::init_base_undefined): New function.
11124 (Sized_symbol::init_object): Rename from init. Change all
11126 (Sized_symbol::init_output_data): Likewise.
11127 (Sized_symbol::init_output_segment): Likewise.
11128 (Sized_symbol::init_constant): Likewise.
11129 (Sized_symbol::init_undefined): New function.
11130 (Symbol_table::add_undefined_symbols_from_command_line): New
11132 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11134 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11135 (Symbol::output_section): Likewise.
11136 (Symbol::set_output_section): Likewise.
11137 (Symbol_table::sized_finalize_symbol): Likewise.
11138 (Symbol_table::sized_write_globals): Likewise.
11139 * resolve.cc (Symbol_table::should_override): Likewise.
11140 (Symbol::override_base_with_special): Likewise.
11142 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11143 symbol, change it to have default visibility.
11144 * testsuite/protected_1.cc: New file.
11145 * testsuite/protected_2.cc: New file.
11146 * testsuite/protected_3.cc: New file.
11147 * testsuite/protected_main_1.cc: New file.
11148 * testsuite/protected_main_2.cc: New file.
11149 * testsuite/protected_main_3.cc: New file.
11150 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11151 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11152 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11153 (protected_1.so): New target.
11154 (protected_1_pic.o, protected_2_pic.o): New targets.
11155 (protected_3_pic.o): New target.
11156 (check_PROGRAMS): Add protected_2.
11157 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11158 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11159 * testsuite/Makefile.in: Rebuild.
11161 * options.h (DEFINE_var): Add set_user_set_##varname__.
11162 (DEFINE_bool_alias): New macro.
11163 (class General_options): Define -Bstatic using DEFINE_bool_alias
11164 rather than DEFINE_special. Add --undefined as an alias for -z
11166 * options.cc (General_options::parse_Bstatic): Remove.
11168 * options.h (class General_options): Add --fatal-warnings.
11169 * main.cc (main): Implement --fatal-warnings.
11170 * errors.h (Errors::warning_count): New function.
11172 * options.h (class General_options): Add -Bsymbolic-functions.
11173 * symtab.h (Symbol::is_preemptible): Check for
11174 -Bsymbolic-functions.
11176 2008-05-05 Ian Lance Taylor <iant@google.com>
11178 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11179 as noVARNAME rather than no-VARNAME.
11180 (class General_options): Add option -z combreloc.
11181 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11183 (Output_reloc::sort_before) [SHT_REL]: New function.
11184 (Output_reloc::sort_before) [SHT_RELA]: New function.
11185 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11186 Sort_relocs_comparison.
11187 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11188 parameter. Change all callers.
11189 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11190 sort_relocs parameter. Change all callers.
11191 * output.cc (Output_reloc::get_address): New function, broken out
11193 (Output_reloc::write_rel): Call it.
11194 (Output_reloc::compare): New function.
11195 (Output_data_reloc_base::do_write): Optionally sort relocs.
11197 * configure.ac: If targ_extra_obj is set, link it in.
11198 * configure.tgt: Initialize all variables.
11199 (x86_64*): Set targ_extra_obj and targ_extra_size.
11200 * configure: Rebuild.
11202 * object.cc (Sized_relobj::include_section_group): Adjust section
11203 indexes read from group data. Build vector to pass to
11205 * layout.cc (Layout::layout_group): Add flags and shndxes
11206 parameters. Remove contents parameter. Change caller. Update
11207 explicit instantiations.
11208 * layout.h (class Layout): Update layout_group declaration.
11209 * output.cc (Output_data_group::Output_data_group): Add flags and
11210 input_shndxes parameters. Remove contents parameter. Change
11212 (Output_data_group::do_write): Change input_sections_ to
11214 * output.h (class Output_data_group): Update constructor
11215 declaration. Rename input_sections_ to input_shndxes_.
11216 * testsuite/many_sections_test.cc: Add template.
11218 2008-04-30 Cary Coutant <ccoutant@google.com>
11220 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11222 * layout.cc (Layout::include_section): Refactored check for debug
11224 (Layout::add_comdat): Add new parameters. Change type
11225 of signature parameter. Add object and shndx to signatures table.
11226 (Layout::find_kept_object): New function.
11227 * layout.h: Include <cstring>.
11228 (Layout::is_debug_info_section): New function.
11229 (Layout::add_comdat): Add new parameters.
11230 (Layout::find_kept_object): New function.
11231 (Layout::Kept_section): New struct.
11232 (Layout::Signatures): Change type of map range.
11233 * object.cc (Relobj::output_section_address): New function.
11234 (Sized_relobj::include_section_group): Add new parameters. Change
11235 calls to Layout::add_comdat. Change to build table of kept comdat
11236 groups and table mapping discarded sections to kept sections.
11237 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11238 (Sized_relobj::do_layout): Change calls to include_section_group and
11239 include_linkonce_section.
11240 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11241 value to zero when section is discarded.
11242 (Sized_relobj::map_to_kept_section): New function.
11243 * object.h (Relobj::output_section_address): New function.
11244 (Relobj::Comdat_group): New type.
11245 (Relobj::find_comdat_group): New function.
11246 (Relobj::Comdat_group_table): New type.
11247 (Relobj::Kept_comdat_section): New type.
11248 (Relobj::Kept_comdat_section_table): New type.
11249 (Relobj::add_comdat_group): New function.
11250 (Relobj::set_kept_comdat_section): New function.
11251 (Relobj::get_kept_comdat_section): New function.
11252 (Relobj::comdat_groups_): New field.
11253 (Relobj::kept_comdat_sections_): New field.
11254 (Symbol_value::input_value): Update comment.
11255 (Sized_relobj::map_to_kept_section) New function.
11256 (Sized_relobj::include_linkonce_section): Add new parameter.
11257 * target-reloc.h (Comdat_behavior): New type.
11258 (get_comdat_behavior): New function.
11259 (relocate_section): Add code to map a discarded section to the
11260 corresponding kept section when applying a relocation.
11262 2008-04-30 Craig Silverstein <csilvers@google.com>
11264 * dwarf_reader.cc (next_generation_count): New static var.
11265 (Addr2line_cache_entry): New struct.
11266 (addr2line_cache): New static var.
11267 (Dwarf_line_info::one_addr2line): Added caching.
11268 (Dwarf_line_info::clear_addr2line_cache): New function.
11269 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11270 cache-size parameter.
11271 (Dwarf_line_info::one_addr2line_cache): New function.
11272 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11273 new cache-size argument to one_addr2line(), and clear cache.
11275 2008-04-28 Cary Coutant <ccoutant@google.com>
11277 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11278 R_386_PC8 relocations.
11280 2008-04-23 Ian Lance Taylor <iant@google.com>
11282 * object.cc (Sized_relobj::include_section_group): Check for
11283 invalid section group.
11285 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11288 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11289 than read for file header.
11290 * archive.cc (Archive::include_member): Likewise.
11292 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11294 * aclocal.m4: Regenerate.
11295 * configure: Regenerate.
11297 2008-04-19 Ian Lance Taylor <iant@google.com>
11299 * version.cc (version_string): Bump to 1.6.
11301 * testsuite/Makefile.am (many_sections_r_test): New target.
11302 (many_sections_r_test_SOURCES): Remove.
11303 (many_sections_r_test_DEPENDENCIES): Remove.
11304 (many_sections_r_test_LDFLAGS): Remove.
11305 (many_sections_r_test_LDADD): Remove.
11307 * object.cc (Sized_relobj::do_add_symbols): Always pass
11308 local_symbol_count_ to add_from_relobj.
11310 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11311 every thousand variables.
11312 * testsuite/Makefile.in: Rebuild.
11314 * object.cc (Xindex::initialize_symtab_xindex): New function.
11315 (Xindex::read_symtab_xindex): New function.
11316 (Xindex::sym_xindex_to_shndx): New function.
11317 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11319 (Sized_relobj::do_initialize_xindex): New function.
11320 (Sized_relobj::do_read_symbols): Adjust section links.
11321 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11322 parameter. Change all callers.
11323 (Sized_relobj::include_section_group): Adjust section links and
11324 symbol section indexes.
11325 (Sized_relobj::do_layout): Adjust section links.
11326 (Sized_relobj::do_count_local_symbols): Adjust section links and
11327 symbol section indexes.
11328 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11329 ordinary and special symbols.
11330 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11331 dynsym_xindex parameters. Change all callers. Adjust section
11332 links. Use SHN_XINDEX when needed.
11333 (Sized_relobj::get_symbol_location_info): Adjust section links.
11334 Don't get fooled by special symbols.
11335 * object.h (class Xindex): Define.
11336 (class Object): Add xindex_ parameter. Declare virtual functoin
11337 do_initialize_xindex.
11338 (Object::adjust_sym_shndx): New function.
11339 (Object::set_xindex): New protected function.
11340 (class Symbol_value): Add is_ordinary_shndx_ field.
11341 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11342 (Symbol_value::value): Assert ordinary section.
11343 (Symbol_value::initialize_input_to_output_map): Likewise.
11344 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11345 Change all callers.
11346 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11348 (class Sized_relobj): Update declarations.
11349 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11350 parameter. Change all callers.
11351 (Sized_relobj::adjust_shndx): New function.
11352 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11354 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11355 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11356 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11357 (Sized_dynobj::read_dynsym_section): Adjust section links.
11358 (Sized_dynobj::read_dynamic): Likewise.
11359 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11361 (Sized_dynobj::do_initialize_xindex): New function.
11362 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11363 do_initialize_xindex.
11364 (Sized_dynobj::adjust_shndx): New function.
11365 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11366 dynsym_xindex_ fields.
11367 (Layout::finalize): Add a call to set_section_indexes before
11368 creating the symtab sections.
11369 (Layout::set_section_indexes): Don't do anything if the section
11370 already has a section index.
11371 (Layout::create_symtab_sections): Add shnum parameter. Change
11372 caller. Create .symtab_shndx section if needed.
11373 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11375 (Layout::allocated_output_section_count): New function.
11376 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11378 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11379 fields. Update declarations.
11380 (Layout::symtab_xindex): New function.
11381 (Layout::dynsym_xindex): New function.
11382 (class Write_symbols_task): Add layout_ field.
11383 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11385 * output.cc (Output_section_headers::Output_section_headers): Add
11386 shstrtab_section parameter. Change all callers.
11387 (Output_section_headers::do_sized_write): Store overflow values
11388 for section count and section string table section index in
11389 section header zero.
11390 (Output_file_header::do_sized_write): Check for overflow of
11391 section count and section string table section index.
11392 (Output_symtab_xindex::do_write): New function.
11393 (Output_symtab_xindex::endian_do_write): New function.
11394 * output.h (class Output_section_headers): Add shstrtab_section_.
11395 Update declarations.
11396 (class Output_symtab_xindex): Define.
11397 (Output_section::has_out_shndx): New function.
11398 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11400 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11401 Change all callers.
11402 (Sized_symbol::init): Likewise.
11403 (Symbol::output_section): Check for ordinary symbol.
11404 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11405 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11407 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11408 Change all callers. Simplify handling of symbols from sections
11409 not included in the link.
11410 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11412 (Weak_alias_sorter::operator()): Assert that symbols are
11414 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11416 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11417 parameters. Change all callers.
11418 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11419 symbol distinction. Use SHN_XINDEX when needed.
11420 (Symbol_table::write_section_symbol): Add symtab_xindex
11421 parameter. Change all callers.
11422 (Symbol_table::sized_write_section_symbol): Likewise. Use
11423 SHN_XINDEX when needed.
11424 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11426 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11427 (Symbol::is_defined): Check is_ordinary.
11428 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11429 (Symbol::is_absolute, Symbol::is_common): Likewise.
11430 (class Sized_symbol): Update declarations.
11431 (class Symbol_table): Update declarations.
11432 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11433 parameters. Change all callers.
11434 (Sized_symbol::override): Likewise.
11435 (Symbol_table::override): Likewise.
11436 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11437 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11438 is_ordinary, and orig_st_shndx parameters. Change all callers.
11439 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11440 to be in an ordinary section.
11441 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11442 object and is_ordinary parameters. Change all callers.
11443 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11444 Change all callers. Don't add undefined or non-ordinary symbols
11446 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11447 Change all callers.
11448 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11450 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11451 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11452 (Sized_relobj::relocate_sections): Likewise.
11453 * target-reloc.h (scan_relocs): Adjust section symbol index.
11454 (scan_relocatable_relocs): Likewise.
11455 * i386.cc (Scan::local): Check for ordinary symbols.
11456 * sparc.cc (Scan::local): Likewise.
11457 * x86_64.cc (Scan::local): Likewise.
11458 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11459 to symbol_section_and_value.
11460 * testsuite/many_sections_test.cc: New file.
11461 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11462 (check_PROGRAMS): Add many_sections_test.
11463 (many_sections_test_SOURCES): Define.
11464 (many_sections_test_DEPENDENCIES): Define.
11465 (many_sections_test_LDFLAGS): Define.
11466 (BUILT_SOURCES): Add many_sections_define.h.
11467 (many_sections_define.h): New target.
11468 (BUILT_SOURCES): Add many_sections_check.h.
11469 (many_sections_check.h): New target.
11470 (check_PROGRAMS): Add many_sections_r_test.
11471 (many_sections_r_test_SOURCES): Define.
11472 (many_sections_r_test_DEPENDENCIES): Define.
11473 (many_sections_r_test_LDFLAGS): Define.
11474 (many_sections_r_test_LDADD): Define.
11475 (many_sections_r_test.o): New target.
11476 * testsuite/Makefile.in: Rebuild.
11478 2008-04-17 Cary Coutant <ccoutant@google.com>
11480 * errors.cc (Errors::info): New function.
11481 (gold_info): New function.
11482 * errors.h (Errors::info): New function.
11483 * gold.h (gold_info): New function.
11484 * object.cc (Input_objects::add_object): Print trace output.
11485 * options.cc (options::parse_set): New function.
11486 (General_options::parse_wrap): Deleted.
11487 (General_options::General_options): Deleted initializer.
11488 * options.h (options::String_set): New typedef.
11489 (options::parse_set): New function.
11490 (DEFINE_set): New macro.
11491 (General_options::wrap): Changed to use DEFINE_set. Changed
11492 callers of any_wrap_symbols and is_wrap_symbol.
11493 (General_options::trace, General_options::trace_symbol):
11495 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11496 (General_options::wrap_symbols_): Deleted.
11497 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11499 2008-04-17 David S. Miller <davem@davemloft.net>
11501 * options.cc (General_options::parse_V): New function.
11502 * options.h: Add entries for -V and -Qy.
11504 2008-04-17 Ian Lance Taylor <iant@google.com>
11506 * common.cc (Symbol_table::allocate_commons): Remove options
11507 parameter. Change caller.
11508 (Symbol_table::do_allocate_commons): Remove options parameter.
11509 Change caller. Just call do_allocate_commons_list twice.
11510 (Symbol_table::do_allocate_commons_list): New function, broken out
11511 of do_allocate_commons.
11512 * common.h (class Allocate_commons_task): Remove options_ field.
11513 Update constructor.
11514 * symtab.cc (Symbol_table::Symbol_table): Initialize
11516 (Symbol_table::add_from_object): Put TLS common symbols on
11518 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11519 which are IN_OUTPUT_DATA.
11520 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11521 allocate_commons and do_allocate_commons declarations. Declare
11522 do_allocate_commons_list.
11523 * gold.cc (queue_middle_tasks): Update creation of
11524 Allocate_commons_task to not pass options.
11525 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11526 (TLS_TEST_C_FLAGS): New variable.
11527 (tls_test_c_pic.o): New target.
11528 (tls_test_shared.so): Link in tls_test_c_pic.o.
11529 (tls_test_c_pic_ie.o): New target.
11530 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11531 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11532 (tls_test_c.o): New target.
11533 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11534 (tls_pic_test_LDADD): Likewise.
11535 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11536 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11537 (tls_test_c_gnu2.o): New target.
11538 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11540 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11541 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11542 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11543 * testsuite/tls_test.cc: Include "config.h".
11544 (t_last): Call t11_last.
11545 * testsuite/tls_test.h (t11, t11_last): Declare.
11546 * testsuite/tls_test_c.c: New file.
11547 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11548 * configure.ac: Check for OpenMP support.
11549 * configure, config.in, Makefile.in: Rebuild.
11550 * testsuite/Makefile.in: Rebuild.
11552 2008-04-16 Cary Coutant <ccoutant@google.com>
11554 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11555 (Target_i386::tls_base_symbol_defined_): New field.
11556 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11557 (Target_i386::Scan::global): Likewise.
11558 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11559 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11560 (Target_x86_64::tls_base_symbol_defined_): New field.
11561 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11562 (Target_x86_64::Scan::global): Likewise.
11564 2008-04-16 Cary Coutant <ccoutant@google.com>
11566 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11567 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11568 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11569 building shared libraries.
11570 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11571 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11572 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11573 * testsuite/Makefile.in: Rebuild.
11574 * testsuite/weak_undef.h: New file.
11575 * testsuite/weak_undef_file1.cc: Add extra test cases.
11576 * testsuite/weak_undef_file2.cc: Likewise.
11577 * testsuite/weak_undef_test.cc: Likewise.
11579 2008-04-16 David S. Miller <davem@davemloft.net>
11581 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11582 Add issued_non_pic_error_ field. Declare check_non_pic.
11583 (Target_sparc::Scan::check_non_pic): New function.
11584 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11585 (Target_sparc::Scan::global): Likewise.
11587 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11588 * configure: Rebuild.
11590 * options.h (DEFINE_enable): New macro.
11591 (new_dtags): New enable option.
11592 (initfirst, interpose, loadfltr, nodefaultlib,
11593 nodelete, nodlopen, nodump): New -z options.
11594 * layout.cc (Layout:finish_dynamic_section): If new
11595 dtags enabled, emit DT_RUNPATH. Also, emit a
11596 DT_FLAGS_1 containing any specified -z flags.
11598 2008-04-16 Ian Lance Taylor <iant@google.com>
11600 * copy-relocs.cc: New file.
11601 * copy-relocs.h: New file.
11602 * reloc.cc: Remove Copy_relocs code.
11603 * reloc.h: Likewise.
11604 * reloc-types.h (struct Reloc_types) [both versions]: Add
11605 get_reloc_addend_noerror.
11606 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11607 variants of add_global which take an addend which must be zero.
11608 * i386.cc: Include "copy-relocs.h".
11609 (class Target_i386): Change type of copy_relocs_ to variable,
11610 update initializer.
11611 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11612 Change all callers.
11613 (Target_i386::do_finalize_sections): Change handling of
11615 * sparc.cc: Include "copy-relocs.h".
11616 (class Target_sparc): Change type of copy_relocs_ to variable,
11617 update initializer.
11618 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11619 Change all callers.
11620 (Target_sparc::do_finalize_sections): Change handling of
11622 * x86_64.cc: Include "copy-relocs.h".
11623 (class Target_x86_64): Change type of copy_relocs_ to variable,
11624 update initializer.
11625 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11626 class. Change all callers.
11627 (Target_x86_64::do_finalize_sections): Change handling of
11629 * Makefile.am (CCFILES): Add copy-relocs.cc.
11630 (HFILES): Add copy-relocs.h.
11632 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11634 * testsuite/script_test_4.sh: Permit leading zeroes.
11636 2008-04-15 Ian Lance Taylor <iant@google.com>
11638 * script-sections.cc (Script_sections::create_segments): Use
11639 header_size_adjustment even when there is enough room for the
11641 * testsuite/script_test_4.sh: New file.
11642 * testsuite/script_test_4.t: New file.
11643 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11644 (check_DATA): Add script_test_4.stdout.
11645 (MOSTLYCLEANFILES): Likewise.
11646 (script_test_4): New target.
11647 (script_test_4.stdout): New target.
11648 * testsuite/Makefile.in: Rebuild.
11650 * sparc.cc: Add definitions for Output_data_plt_sparc class
11653 2008-04-14 David S. Miller <davem@davemloft.net>
11655 * sparc.cc: New file.
11656 * Makefile.am (TARGETSOURCES): Add sparc.cc
11657 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11658 * configure.tgt: Document targ_extra_size and
11659 targ_extra_big_endian. Add entries for sparc-* and
11661 * configure.ac: Handle targ_extra_size and
11662 targ_extra_big_endian.
11663 * Makefile.in: Rebuild.
11664 * configure: Likewise.
11665 * po/POTFILES.in: Likewise.
11666 * po/gold.pot: Likewise.
11668 2008-04-14 Ian Lance Taylor <iant@google.com>
11670 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11671 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11672 in the name/type/flags to section mapping. Don't call
11673 allocate_output_section.
11674 (Layout::choose_output_section): Change parameter from adjust_name
11675 to is_input_section. Don't permit input sections after sections
11676 are attached to segments. Don't call allocate_output_section.
11677 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11678 not write_enable_output_section.
11679 (Layout::make_output_section): Don't push to
11680 unattached_section_list_ nor call attach_to_segment. Call
11681 attach_section_to_segment if sections are attached.
11682 (Layout::attach_sections_to_segments): New function.
11683 (Layout::attach_section_to_segment): New function.
11684 (Layout::attach_allocated_section_to_segment): Rename from
11685 attach_to_segment. Remove flags parameter.
11686 (Layout::allocate_output_section): Remove function.
11687 (Layout::write_enable_output_section): Remove function.
11688 * layout.h (class Layout): Update for above changes. Add new
11689 field sections_are_attached_.
11690 * output.h (Output_section::update_flags_for_input_section): New
11692 * output.cc (Output_section::add_input_section): Call
11693 update_flags_for_input_section.
11694 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11696 2008-04-11 Cary Coutant <ccoutant@google.com>
11698 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11699 thought unnecessary.
11700 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11702 2008-04-11 Ian Lance Taylor <iant@google.com>
11704 * output.h (class Output_section_data): Remove inline definition
11706 * output.cc (Output_section_data::set_addralign): New function.
11708 2008-04-11 Cary Coutant <ccoutant@google.com>
11710 Add support for TLS descriptors for i386 and x86_64.
11711 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11712 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11713 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11715 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11716 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11717 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11719 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11720 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11721 Fix problem with initial-exec relocations.
11722 (Target_i386::Relocate::relocate_tls): Likewise.
11723 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11725 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11726 support for section-plus-offset dynamic table entries.
11727 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11728 (Output_data_dynamic::Dynamic_entry): Add support for
11729 section-plus-offset dynamic table entries.
11730 (Output_data_dynamic::Classification): Likewise.
11731 (Output_data_dynamic::classification_): Renamed offset_.
11732 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11733 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11734 (Target_x86_64::make_plt_section): New function.
11735 (Target_x86_64::reserve_tlsdesc_entries): New function.
11736 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11737 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11738 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11739 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11740 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11741 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11742 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11743 add extra PLT entry for TLS descriptors.
11744 (Output_data_plt_x86_64::got_): New field.
11745 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11746 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11748 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11750 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11751 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11752 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11753 R_386_TLS_DESC_CALL relocations.
11754 (Target_x86_64::Scan::global): Likewise.
11755 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11756 for TLS descriptors.
11757 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11758 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11759 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11760 GD-to-IE relaxation.
11761 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11762 and TLS_DESCRIPTORS.
11763 * Makefile.in: Rebuild.
11764 * configure: Rebuild.
11765 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11766 (tls_test_shared2.so): New target.
11767 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11768 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11769 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11770 (tls_shared_gd_to_ie_test_LDADD): New variable.
11771 (tls_shared_gnu2_gd_to_ie_test): New target.
11772 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11774 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11775 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11776 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11777 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11778 (tls_shared_gnu2_test): New target.
11779 (tls_test_gnu2_shared.so): New target.
11780 (tls_shared_gnu2_test_SOURCES): New variable.
11781 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11782 (tls_shared_gnu2_test_LDFLAGS): New variable.
11783 (tls_shared_gnu2_test_LDADD): New variable.
11784 * testsuite/Makefile.in: Rebuild.
11785 * testsuite/Makefile.
11787 2008-04-11 Ian Lance Taylor <iant@google.com>
11789 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11791 * testsuite/Makefile.in: Rebuild.
11793 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11795 * testsuite/script_test_2.cc (main): Adjust test.
11797 2008-04-11 David S. Miller <davem@davemloft.net>
11798 Ian Lance Taylor <iant@google.com>
11800 * options.h (General_options): Add entries for '-Y' and
11802 * options.cc (General_options:finalize): If -Y was used, add those
11803 entries to the library path instead of the default "/lib" and
11806 2008-04-11 David S. Miller <davem@davemloft.net>
11808 * testsuite/justsyms.t: Start at 0x100.
11809 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
11810 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11812 * testsuite/script_test_2.cc: Adjust string and section length
11815 2008-04-09 Ian Lance Taylor <iant@google.com>
11818 * script-sections.cc (Sections_element::allocate_to_segment): Add
11820 (Output_section_definition::allocate_to_segment): Likewise.
11821 (Orphan_output_section::allocate_to_segment): Likewise.
11822 (Script_sections::attach_sections_using_phdrs_clause): Don't
11823 propagate non-PT_LOAD segments to orphan sections.
11824 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11825 readelf rather than objdump.
11826 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11827 .interp section and PT_INTERP segment are the same size.
11828 * testsuite/Makefile.in: Rebuild.
11830 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11831 aliases for symbols defined in the same object.
11832 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11833 (weak_alias_test_SOURCES): New variable.
11834 (weak_alias_test_DEPENDENCIES): New variable.
11835 (weak_alias_test_LDFLAGS): New variable.
11836 (weak_alias_test_LDADD): New variable.
11837 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11838 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11839 (weak_alias_test_3.o): New target.
11840 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11841 * testsuite/weak_alias_test_main.cc: New file.
11842 * testsuite/weak_alias_test_1.cc: New file.
11843 * testsuite/weak_alias_test_2.cc: New file.
11844 * testsuite/weak_alias_test_3.cc: New file.
11846 2008-04-08 Ian Lance Taylor <iant@google.com>
11848 * options.h (class General_options): Add --noinhibit-exec option.
11849 * main.cc (main): Check --noinhibit-exec.
11851 * options.h (class General_options): Define --wrap as a special
11852 option. Add wrap_symbols_ field.
11853 (General_options::any_wrap_symbols): New function.
11854 (General_options::is_wrap_symbol): New function.
11855 * options.cc (General_options::parse_wrap): New function.
11856 (General_options::General_options): Initialize wrap_symbols_.
11857 * symtab.cc (Symbol_table::wrap_symbol): New function.
11858 (Symbol_table::add_from_object): Handle --wrap.
11859 * symtab.h (class Symbol_table): Declare wrap_symbol.
11860 * target.h (Target::wrap_char): New function.
11861 (Target::Target_info): Add wrap_char field.
11862 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11863 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11864 * testsuite/testfile.cc (Target_test::test_target_info):
11867 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11870 * layout.h (class Layout): Add added_eh_frame_data_ field.
11871 * layout.cc (Layout::Layout): Initialize new field.
11872 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11873 output section until we find a section we merged successfully.
11874 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11875 that the size be non-zero.
11877 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11880 2008-04-08 Craig Silverstein <csilvers@google.com>
11882 * configure.ac: Export new conditional variable HAVE_ZLIB.
11883 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11885 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11886 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11888 2008-04-07 Ian Lance Taylor <iant@google.com>
11890 * version.cc (version_string): Set to "1.5".
11892 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11893 Add issued_non_pic_error_ field. Declare check_non_pic.
11894 (Target_x86_64::Scan::check_non_pic): New function.
11895 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11896 (Target_x86_64::Scan::global): Likewise.
11898 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11899 addend parameter. Change caller. Handle merge sections.
11900 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11901 Address to Addend. Don't add in the result of
11902 local_section_offset, pass down the addend and use the returned
11904 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11905 Update declarations of local_section_offset and symbol_value.
11906 * testsuite/two_file_test_1.cc (t18): New function.
11907 * testsuite/two_file_test_2.cc (f18): New function.
11908 * testsuite/two_file_test_main.cc (main): Call t18.
11909 * testsuite/two_file_test.h (t18, f18): Declare.
11911 * configure.ac: Don't test for objdump, c++filt, or readelf.
11912 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11914 (TEST_READELF): New variable.
11915 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11916 (check_PROGRAMS): Add two_file_strip_test.
11917 (two_file_strip_test): New target.
11918 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11919 (two_file_same_shared_strip_test_SOURCES): New variable.
11920 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11921 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11922 (two_file_same_shared_strip_test_LDADD): New variable.
11923 (two_file_shared_strip.so): New target.
11924 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11925 (ver_test_5.syms, ver_test_7.syms): Likewise.
11926 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11927 (strip_test_3.stdout): Use TEST_OBJDUMP.
11928 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11930 2008-04-04 Cary Coutant <ccoutant@google.com>
11932 * symtab.h (Symbol::is_weak_undefined): New function.
11933 (Symbol::is_strong_undefined): New function.
11934 (Symbol::is_absolute): New function.
11935 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11936 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11938 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11939 (weak_undef_test): New target.
11940 * testsuite/Makefile.in: Rebuild.
11941 * testsuite/weak_undef_file1.cc: New file.
11942 * testsuite/weak_undef_file2.cc: New file.
11943 * testsuite/weak_undef_test.cc: New file.
11945 2008-04-03 Craig Silverstein <csilvers@google.com>
11947 * compressed_output.h (class Output_compressed_section): Use
11949 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11951 (zlib_compressed_suffix): Removed.
11952 (Output_compressed_section::set_final_data_size): Use unsigned
11954 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11955 Fix linker invocation.
11956 (flagstest_o_specialfile_and_compress_debug_sections):
11958 * testsuite/Makefile.in: Regenerated.
11960 2008-04-02 David S. Miller <davem@davemloft.net>
11962 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11963 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11965 2008-04-02 Craig Silverstein <csilvers@google.com>
11969 2008-04-02 Ian Lance Taylor <iant@google.com>
11971 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11972 parameters. Update for new key type to views_. Change all
11974 (File_read::read): Adjust for byteshift in returned view.
11975 (File_read::add_view): New function, broken out of
11976 find_and_make_view.
11977 (File_read::make_view): New function, broken out of
11978 find_and_make_view.
11979 (File_read::find_or_make_view): Add offset and aligned
11980 parameters. Rewrite accordingly. Change all callers.
11981 (File_read::get_view): Add offset and aligned parameters. Adjust
11982 for byteshift in return value.
11983 (File_read::get_lasting_view): Likewise.
11984 * fileread.h (class File_read): Update declarations.
11985 (class File_read::View): Add byteshift_ field. Add byteshift to
11986 constructor. Add byteshift method.
11987 * archive.h (Archive::clear_uncached_views): New function.
11988 (Archive::get_view): Add aligned parameter. Change all callers.
11989 * object.h (Object::get_view): Add aligned parameter. Change all
11991 (Object::get_lasting_view): Likewise.
11993 * fileread.cc (File_read::release): Don't call clear_views if
11994 there are multiple objects.
11995 * fileread.h (File_read::clear_uncached_views): New function.
11996 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11999 2008-03-31 Cary Coutant <ccoutant@google.com>
12001 Add thin archive support.
12002 * archive.cc (Archive::armagt): New const.
12003 (Archive::setup): Remove task parameter and calls to unlock.
12004 (Archive::unlock_nested_archives): New function.
12005 (Archive::read_header): Add nested_off parameter. Change
12007 (Archive::interpret_header): Likewise.
12008 (Archive::include_all_members): Change to handle thin
12010 (Archive::include_member): Likewise.
12011 * archive.h (Archive::Archive): Add new parameters and
12013 (Archive::armagt): New const.
12014 (Archive::setup): Remove task parameter.
12015 (Archive::unlock_nested_archives): New function.
12016 (Archive::read_header): Add nested_off parameter.
12017 (Archive::interpret_header): Likewise.
12018 (Archive::Nested_archive_table): New typedef.
12019 (Archive::is_thin_archive_): New field.
12020 (Archive::nested_archives_): New field.
12021 (Archive::options_): New field.
12022 (Archive::dirpath_): New field.
12023 (Archive::task_): New field.
12024 * readsyms.cc (Read_symbols::do_read_symbols): Add check
12025 for thin archives. Pass additional parameters to
12026 Archive::Archive. Unlock the archive file after calling
12029 2008-03-29 Ian Lance Taylor <iant@google.com>
12031 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
12032 version symbol to be local.
12033 * testsuite/ver_test_4.sh: New file.
12034 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
12035 (check_DATA): Add ver_test_4.syms.
12036 (ver_test_4.syms): New target.
12037 * testsuite/Makefile.in: Rebuild.
12040 (Output_section::Input_section_sort_entry::has_priority): New
12042 (Output_section::Input_section_sort_entry::match_file_name): New
12044 (Output_section::Input_section_sort_entry::match_section_name):
12046 (Output_section::Input_section_sort_entry::match_section_name_prefix):
12048 (Output_section::Input_section_sort_entry::match_section_file):
12050 (Output_section::Input_section_sort_compare::operator()): Rewrite
12051 using new Input_section_sort_entry functions. Sort crtbegin and
12052 crtend first. Sort sections with no priority before sections with
12054 * testsuite/initpri1.c (d3): Check j != 4.
12055 (cd5): New constructor/destructor function.
12056 (main): Check j != 2.
12058 * symtab.cc (Symbol_table::add_from_object): If we don't use the
12059 new symbol when resolving, don't call set_is_default.
12060 * testsuite/ver_test_7.cc: New file.
12061 * testsuite/ver_test_7.sh: New file.
12062 * testsuite/Makefile.am (ver_test_7.so): New target.
12063 (ver_test_7.o): New target.
12064 (check_SCRIPTS): Add ver_test_7.sh.
12065 (check_DATA): Add ver_test_7.syms.
12066 (ver_test_7.syms): New target.
12068 2008-03-28 Ian Lance Taylor <iant@google.com>
12070 * layout.cc (Layout::layout): If we see an input section with a
12071 name that needs sorting, set the must_sort flag for the output
12073 (Layout::make_output_section): If the name of the output section
12074 indicates that it might require sorting, set the may_sort flag.
12075 * output.h (Output_section::may_sort_attached_input_sections): New
12077 (Output_section::set_may_sort_attached_input_sections): New
12079 (Output_section::must_sort_attached_input_sections): New
12081 (Output_section::set_must_sort_attached_input_sections): New
12083 (class Output_section): Declare Input_section_sort_entry. Define
12084 Input_section_sort_compare. Declare
12085 sort_attached_input_sections. Add new fields:
12086 may_sort_attached_input_sections_,
12087 must_sort_attached_input_sections_,
12088 attached_input_sections_are_sorted_.
12089 * output.cc (Output_section::Output_section): Initialize new
12091 (Output_section::add_input_section): Add an entry to
12092 input_sections_ if may_sort or must_sort are true.
12093 (Output_section::set_final_data_size): Call
12094 sort_attached_input_sections if necessary.
12095 (Output_section::Input_section_sort_entry): Define new class.
12096 (Output_section::Input_section_sort_compare::operator()): New
12098 (Output_section::sort_attached_input_sections): New function.
12099 * configure.ac: Check whether the compiler supports constructor
12100 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
12101 * testsuite/initpri1.c: New file.
12102 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
12103 CONSTRUCTOR_PRIORITY.
12104 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
12105 (initpri1_LDFLAGS): New variable.
12106 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12108 2008-03-27 Ian Lance Taylor <iant@google.com>
12110 * common.cc (Sort_commons::operator): Correct sorting algorithm.
12111 * testsuite/common_test_1.c: New file.
12112 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
12113 (common_test_1_SOURCES): New variable.
12114 (common_test_1_DEPENDENCIES): New variable.
12115 (common_test_1_LDFLAGS): New variable.
12117 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
12118 and commons_ correctly when NAME/VERSION does not override
12120 * testsuite/ver_test_6.c: New file.
12121 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
12122 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12123 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12125 2008-03-26 Ian Lance Taylor <iant@google.com>
12127 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12128 of an undefined symbol from a version script.
12129 * testsuite/Makefile.am (ver_test_5.so): New target.
12130 (ver_test_5.o): New target.
12131 (check_SCRIPTS): Add ver_test_5.sh.
12132 (check_DATA): Add ver_test_5.syms.
12133 (ver_test_5.syms): New target.
12134 * testsuite/ver_test_5.cc: New file.
12135 * testsuite/ver_test_5.script: New file.
12136 * testsuite/ver_test_5.sh: New file.
12137 * Makefile.in, testsuite/Makefile.in: Rebuild.
12140 Fix problems building gold with gcc 4.3.0.
12141 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12142 (gold_error_at_location, gold_warning_at_location): Use it.
12143 * configure.ac: Check whether we can compile and use a template
12144 function with a printf attribute.
12145 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12146 when jumping over bytes.
12147 * object.cc: Instantiate Object::read_section_data.
12148 * debug.h: Include <cstring>
12149 * dwarf_reader.cc: Include <algorithm>
12150 * main.cc: Include <cstring>.
12151 * options.cc: Include <cstring>.
12152 * output.cc: Include <cstring>.
12153 * script.cc: Include <cstring>.
12154 * script.h: Include <string>.
12155 * symtab.cc: Include <cstring> and <algorithm>.
12156 * target-select.cc: Include <cstring>.
12157 * version.cc: Include <string>.
12158 * testsuite/testmain.cc: Include <cstdlib>.
12159 * configure, config.in: Rebuild.
12161 2008-03-25 Ian Lance Taylor <iant@google.com>
12163 * options.cc: Include "../bfd/bfdver.h".
12164 (options::help): Print bug reporting address.
12166 * version.cc (print_version): Adjust output for current value of
12167 BFD_VERSION_STRING.
12171 * options.cc (options::help): Print list of supported targets.
12172 * target-select.h: Include <vector>.
12173 (class Target_selector): Make machine_, size_, and is_big_endian_
12174 fields const. Add bfd_name_ and instantiated_target_ fields.
12175 (Target_selector::Target_selector): Add bfd_name parameter.
12176 (Target_selector::recognize): Make non-virtual, call
12178 (Target_selector::recognize_by_name): Make non-virtual, call
12179 do_recognize_by_name.
12180 (Target_selector::supported_names): New function.
12181 (Target_selector::bfd_name): New function.
12182 (Target_selector::do_instantiate_target): New pure virtual
12184 (Target_selector::do_recognize): New virtual function.
12185 (Target_selector::do_recognize_by_name): New virtual function.
12186 (Target_selector::instantiate_target): New private function.
12187 (supported_target_names): Declare.
12188 * target-select.cc (Target_selector::Target_selector): Update for
12189 new parameter and fields.
12190 (select_target_by_name): Check that the name matches before
12191 calling recognize_by_name.
12192 (supported_target_names): New function.
12193 * i386.cc (class Target_selector_i386): Update Target_selector
12194 constructor call. Remove recognize and recognize_by_name. Add
12195 do_instantiate_target.
12196 * x86_64.cc (class Target_selector_x86_64): Likewise.
12197 * testsuite/testfile.cc (class Target_selector_test): Update for
12198 changes to Target_selector.
12200 * README: Rewrite, with some notes on unsupported features.
12202 2008-03-24 Cary Coutant <ccoutant@google.com>
12204 * i386.cc (Target_i386::Got_type): New enum declaration.
12205 (Target_i386::Scan::local): Updated callers of Output_data_got
12207 (Target_i386::Scan::global): Likewise.
12208 (Target_i386::Relocate::relocate): Likewise.
12209 (Target_i386::Relocate::relocate_tls): Likewise.
12210 * object.h (Got_offset_list): New class.
12211 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12212 (Sized_relobj::local_got_offset): Likewise.
12213 (Sized_relobj::set_local_got_offset): Likewise.
12214 (Sized_relobj::local_has_tls_got_offset): Removed.
12215 (Sized_relobj::local_tls_got_offset): Removed.
12216 (Sized_relobj::set_local_tls_got_offset): Removed.
12217 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12218 * output.cc (Output_data_got::add_global): Added got_type parameter.
12219 (Output_data_got::add_global_with_rel): Likewise.
12220 (Output_data_got::add_global_with_rela): Likewise.
12221 (Output_data_got::add_global_pair_with_rel): New function.
12222 (Output_data_got::add_global_pair_with_rela): New function.
12223 (Output_data_got::add_local): Added got_type parameter.
12224 (Output_data_got::add_local_with_rel): Likewise.
12225 (Output_data_got::add_local_with_rela): Likewise.
12226 (Output_data_got::add_local_pair_with_rel): New function.
12227 (Output_data_got::add_local_pair_with_rela): New function.
12228 (Output_data_got::add_global_tls): Removed.
12229 (Output_data_got::add_global_tls_with_rel): Removed.
12230 (Output_data_got::add_global_tls_with_rela): Removed.
12231 (Output_data_got::add_local_tls): Removed.
12232 (Output_data_got::add_local_tls_with_rel): Removed.
12233 (Output_data_got::add_local_tls_with_rela): Removed.
12234 * output.h (Output_data_got::add_global): Added got_type parameter.
12235 (Output_data_got::add_global_with_rel): Likewise.
12236 (Output_data_got::add_global_with_rela): Likewise.
12237 (Output_data_got::add_global_pair_with_rel): New function.
12238 (Output_data_got::add_global_pair_with_rela): New function.
12239 (Output_data_got::add_local): Added got_type parameter.
12240 (Output_data_got::add_local_with_rel): Likewise.
12241 (Output_data_got::add_local_with_rela): Likewise.
12242 (Output_data_got::add_local_pair_with_rel): New function.
12243 (Output_data_got::add_local_pair_with_rela): New function.
12244 (Output_data_got::add_global_tls): Removed.
12245 (Output_data_got::add_global_tls_with_rel): Removed.
12246 (Output_data_got::add_global_tls_with_rela): Removed.
12247 (Output_data_got::add_local_tls): Removed.
12248 (Output_data_got::add_local_tls_with_rel): Removed.
12249 (Output_data_got::add_local_tls_with_rela): Removed.
12250 * resolve.cc (Symbol::override_base_with_special): Removed
12251 reference to has_got_offset_ field.
12252 * symtab.cc (Symbol::init_fields): Replaced initialization
12253 of got_offset_ with got_offsets_. Removed initialization
12255 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
12256 (Symbol::got_offset): Likewise.
12257 (Symbol::set_got_offset): Likewise.
12258 (Symbol::has_tls_got_offset): Removed.
12259 (Symbol::tls_got_offset): Removed.
12260 (Symbol::set_tls_got_offset): Removed.
12261 (Symbol::got_offset_): Removed.
12262 (Symbol::tls_mod_got_offset_): Removed.
12263 (Symbol::tls_pair_got_offset_): Removed.
12264 (Symbol::got_offsets_): New field.
12265 (Symbol::has_got_offset): Removed.
12266 (Symbol::has_tls_mod_got_offset): Removed.
12267 (Symbol::has_tls_pair_got_offset): Removed.
12268 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12269 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12271 (Target_x86_64::Scan::global): Likewise.
12272 (Target_x86_64::Relocate::relocate): Likewise.
12273 (Target_x86_64::Relocate::relocate_tls): Likewise.
12275 2008-03-25 Ben Elliston <bje@au.ibm.com>
12277 * yyscript.y: Fix spelling error in comment.
12279 2008-03-24 Ian Lance Taylor <iant@google.com>
12281 * options.h (class General_options): Define build_id option.
12282 * layout.h (class Layout): Declare write_build_id, create_note,
12283 create_build_id. Add build_id_note_ member.
12284 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12285 "libiberty.h", "md5.h", "sha1.h".
12286 (Layout::Layout): Initialize eh_frame_data_,
12287 eh_frame_hdr_section_, and build_id_note_.
12288 (Layout::finalize): Call create_build_id.
12289 (Layout::create_note): New function, broken out of
12290 Layout::create_gold_note.
12291 (Layout::create_gold_note): Call create_note.
12292 (Layout::create_build_id): New function.
12293 (Layout::write_build_id): New function.
12294 (Close_task_runner::run): Call write_build_id.
12296 * x86_64.cc: Correct license to GPLv3.
12298 2008-03-23 Ian Lance Taylor <iant@google.com>
12300 * options.cc: Include "demangle.h".
12301 (parse_optional_string): New function.
12302 (parse_long_option): Handle takes_optional_argument.
12303 (parse_short_option): Update dash_z initializer. Handle
12304 takes_optional_argument.
12305 (General_options::General_options): Initialize do_demangle_.
12306 (General_options::finalize): Set do_demangle_. Handle demangling
12308 * options.h (parse_optional_string): Declare.
12309 (struct One_option): Add optional_arg field. Update constructor.
12310 Update call constructor calls. Add takes_optional_argument
12312 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12313 (DEFINE_optional_string): Define.
12314 (General_options::demangle): Change from DEFINE_bool to
12315 DEFINE_optional_string.
12316 (General_options::no_demangle): New function.
12317 (General_options::do_demangle): New function.
12318 (General_options::set_do_demangle): New function.
12319 (General_options::execstack_status_): Move definition to end of
12321 (General_options::static_): Likewise.
12322 (General_options::do_demangle_): New field.
12323 * object.cc (big_endian>::get_symbol_location_info): Call
12324 Options::do_demangle, not Options::demangle.
12325 * symtab.cc (demangle): Likewise.
12327 2008-03-22 Ian Lance Taylor <iant@google.com>
12329 * gold.h: Include <cstddef> and <sys/types.h>
12330 * options.h: Include <cstring>.
12332 2008-03-21 Ian Lance Taylor <iant@google.com>
12334 * Added source code to GNU binutils.