1 2011-12-16 Ian Lance Taylor <iant@google.com>
3 * output.h (Output_data_reloc_generic::add): Only call
4 add_dynamic_reloc if this is a dynamic reloc section.
6 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
9 * target-reloc.h (apply_relocation): Replace <64, false> with
12 2011-11-25 Nick Clifton <nickc@redhat.com>
14 * po/it.po: New Italian translation.
16 2011-11-17 Sterling Augustine <saugustine@google.com>
18 * script.cc (script_include_directive): Implement.
19 (read_script_file): New local variables name and search_path. Update
20 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
21 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
22 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
24 2011-11-11 Sterling Augustine <saugustine@google.com>
26 * yyscript.y (section_cmd): Add support for INCLUDE directive.
27 (file_or_sections_cmd): Likewise.
29 2011-11-11 Doug Kwan <dougkwan@google.com>
31 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
32 if --just-symbols is given.
34 2011-11-10 Doug Kwan <dougkwan@google.com>
37 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
38 when processing data relocs.
39 * reloc.h (Relocate_functions::rel_unaligned): New method.
40 (Relocate_functions::pcrel_unaligned): Ditto.
41 (Relocate_functions::rel32_unaligned): Ditto.
42 (Relocate_functions::pcrel32_unaligned): Ditto.
44 2011-11-09 Doug Kwan <dougkwan@google.com>
47 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
48 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
49 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
50 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
51 (Relocate_functions::rel_unaligned): New.
52 (Relocate_functions::rel32_unaligned): New.
53 * target-reloc.h (relocate_for_relocatable): Add code to handle
54 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
55 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
56 arm_unaligned_reloc_r): New targets.
57 * testsuite/Makefile.in: Regenerate.
58 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
61 2011-11-02 Ian Lance Taylor <iant@google.com>
63 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
65 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
66 * options.cc (General_options::finalize): Use library search path
67 from configure script if specified. If not native and no sysroot,
68 only search TOOLLIBDIR.
69 * options.h (Search_directory::Search_directory): Change name to
71 (General_options::add_to_library_path_with_sysroot): Change arg to
73 * configure, Makefile.in, config.in: Rebuild.
75 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
77 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
78 we are working around the ARM1176 Erratum.
79 * options.h (General_options::fix_arm1176): Add option.
80 * testsuite/Makefile.am: Add testcases, and keep current ones
82 * testsuite/Makefile.in: Regenerate.
83 * testsuite/arm_fix_1176.s: New file.
84 * testsuite/arm_fix_1176.sh: Likewise.
86 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
88 * arm.cc (Target_arm::Target_arm): Remove initialisation of
90 (Target_arm::may_use_blx): Remove method.
91 (Target_arm::set_may_use_blx): Likewise.
92 (Target_arm::may_use_v4t_interworking): New method.
93 (Target_arm::may_use_v5t_interworking): Likewise.
94 (Target_arm::may_use_blx_): Remove member variable.
95 (Arm_relocate_functions::arm_branch_common): Check for v5T
97 (Arm_relocate_functions::thumb_branch_common): Likewise.
98 (Reloc_stub::stub_type_for_reloc): Likewise.
99 (Target_arm::do_finalize_sections): Correct interworking checks.
100 * testsuite/Makefile.am: Add new tests.
101 * testsuite/Makefile.in: Regenerate.
102 * testsuite/arm_farcall_arm_arm.s: New test.
103 * testsuite/arm_farcall_arm_arm.sh: Likewise.
104 * testsuite/arm_farcall_arm_thumb.s: Likewise.
105 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
106 * testsuite/arm_farcall_thumb_arm.s: Likewise.
107 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
108 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
109 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
111 2011-10-31 Cary Coutant <ccoutant@google.com>
114 * expression.cc (Expression::eval_with_dot): Add
115 is_section_dot_assignment parameter.
116 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
117 absolute and assigning to dot within a section.
119 (Output_section_element_assignment::set_section_addresses): Pass
120 dot_section to set_if_absolute.
121 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
122 as is_section_dot_assignment flag to eval_with_dot.
123 (Output_section_element_dot_assignment::set_section_addresses):
125 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
126 parameter. Also set value if relative to dot_section; set the
127 symbol's output_section.
128 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
129 parameter. Adjust all callers.
130 (Expression::eval_maybe_dot): Likewise.
131 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
133 * testsuite/script_test_2.t: Test assignment of an absolute value
134 to dot within an output section element.
136 2011-10-31 Cary Coutant <ccoutant@google.com>
138 * options.h (class General_options): Add --[no-]gnu-unique options.
139 * symtab.cc (Symbol_table::sized_write_globals): Convert
140 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
142 2011-10-31 Cary Coutant <ccoutant@google.com>
145 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
146 unnecessary assertion.
147 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
149 2011-10-31 Sriraman Tallam <tmsriram@google.com>
151 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
153 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
155 Change to just keep the section associated with symbol.
156 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
157 they are externally visible and --export-dynamic is turned on.
158 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
160 2011-10-19 Ian Lance Taylor <iant@google.com>
164 (Output_section_element_dot_assignment::needs_output_section): New
167 2011-10-19 Ian Lance Taylor <iant@google.com>
170 * layout.cc (Layout::segment_precedes): Don't assert failure if a
171 --section-start option was seen.
172 * options.h (General_options::any_section_start): New function.
174 2011-10-18 David S. Miller <davem@davemloft.net>
177 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
178 member to track relocation locations that have moved during TLS
180 (Target_sparc::Relocate::Relocate): Initialize to NULL.
181 (Target_sparc::Relocate::relocate): Adjust view down by 4
182 bytes if it matches reloc_adjust_addr_.
183 (Target_sparc::Relocate::relocate_tls): Always move the
184 __tls_get_addr call delay slot instruction forward 4 bytes when
185 performing relaxation.
187 2011-10-18 Cary Coutant <ccoutant@google.com>
189 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
190 (Output_file::map_no_anonymous): Check for non-zero
191 return code from posix_fallocate.
193 2011-10-17 Cary Coutant <ccoutant@google.com>
196 * plugin.cc (is_visible_from_outside): Check for symbols
197 referenced from dynamic objects.
198 * resolve.cc (Symbol_table::resolve): Don't count references
199 from dynamic objects as references from real ELF files.
200 * testsuite/plugin_test_2.sh: Adjust expected result.
202 2011-10-17 Cary Coutant <ccoutant@google.com>
204 * gold.cc: Include timer.h.
205 (queue_middle_tasks): Stamp time.
206 (queue_final_tasks): Likewise.
207 * main.cc (main): Store timer in parameters. Print timers
209 * parameters.cc (Parameters::Parameters): Initialize timer_.
210 (Parameters::set_timer): New function.
211 (set_parameters_timer): New function.
212 * parameters.h (Parameters::set_timer): New function.
213 (Parameters::timer): New function.
214 (Parameters::timer_): New data member.
215 (set_parameters_timer): New function.
216 * timer.cc (Timer::stamp): New function.
217 (Timer::get_pass_time): New function.
218 * timer.h (Timer::stamp): New function.
219 (Timer::get_pass_time): New function.
220 (Timer::pass_times_): New data member.
222 2011-10-17 Cary Coutant <ccoutant@google.com>
224 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
225 task for members of lib groups.
227 2011-10-17 Cary Coutant <ccoutant@google.com>
230 * fileread.cc (File_read::find_view): Add assert.
231 (File_read::make_view): Move bounds check (replace with assert)...
232 (File_read::find_or_make_view): ... to here.
234 2011-10-12 Cary Coutant <ccoutant@google.com>
236 * output.cc (Output_file::open_base_file): Handle case where
237 ::read returns less than requested size.
239 2011-10-10 Cary Coutant <ccoutant@google.com>
241 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
242 Initialize defined_count_.
243 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
244 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
245 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
246 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
247 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
248 * incremental.h (Sized_relobj_incr::defined_count_): New data
250 (Sized_incr_dynobj::defined_count_): New data member.
251 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
252 Return zeroes instead of internal error.
254 2011-10-10 Cary Coutant <ccoutant@google.com>
257 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
258 (Output_reloc::symbol_value): Return PLT offset if flag is set.
259 * output.h (class Output_reloc): Add use_plt_offset flag.
260 (Output_reloc::type_): Adjust size of bit field.
261 (Output_reloc::use_plt_offset_): New bit field.
262 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
263 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
264 flag. Adjust all callers.
265 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
266 creating RELATIVE relocations.
268 2011-10-10 Nick Clifton <nickc@redhat.com>
270 * po/es.po: Updated Spanish translation.
271 * po/fi.po: Updated Finnish translation.
273 2011-10-03 Diego Novillo <dnovillo@google.com>
275 * options.cc (parse_uint): Fix dereference of RETVAL.
277 2011-09-29 Sriraman Tallam <tmsriram@google.com>
279 * layout.h (section_order_map_): New member.
280 (get_section_order_map): New member function.
281 * output.cc (Output_section::add_input_section): Check for patterns
282 only when --section-ordering-file is specified.
283 * gold.cc (queue_middle_tasks): Delay updating order of sections till
284 output_sections have been formed.
285 * layout.cc (Layout_Layout): Initialize section_order_map_.
286 * plugin.cc (update_section_order): Store order in order_map. Do not
288 * testsuite/Makefile.am: Add test case for plugin_final_layout.
289 * testsuite/Makefile.in: Regenerate.
290 * testsuite/plugin_section_order.c: New file.
291 * testsuite/plugin_final_layout.cc: New file.
292 * testsuite/plugin_final_layout.sh: New file.
294 2011-09-29 Cary Coutant <ccoutant@google.com>
296 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
298 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
299 symbols during incremental update.
300 (Symbol_table::add_from_dynobj): Likewise.
302 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
303 Ian Lance Taylor <iant@google.com>
305 * symtab.cc (Symbol_table::define_special_symbol): Always
306 canonicalize version string.
308 2011-09-26 Cary Coutant <ccoutant@google.com>
310 * gold.cc (queue_initial_tasks): Move option checks ...
311 * options.cc (General_options::finalize): ... to here. Disable
312 some options; make others fatal.
314 2011-09-26 Cary Coutant <ccoutant@google.com>
317 * plugin.cc (get_symbols_v2): New function.
318 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
319 (is_referenced_from_outside): New function.
320 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
321 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
322 (get_symbols): Pass version parameter.
323 (get_symbols_v2): New function.
324 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
326 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
327 (onload): Add LDPT_GET_SYMBOLS_V2.
328 (all_symbols_read_hook): Use get_symbols_v2; check for
329 LDPR_PREVAILING_DEF_IRONLY_EXP.
330 * testsuite/plugin_test_3.sh: Update expected results.
332 2011-09-23 Simon Baldwin <simonb@google.com>
334 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
335 configuration options.
336 * configure: Regenerate.
337 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
338 * Makefile.in: Regenerate.
339 * testsuite/Makefile.in: Regenerate.
341 2011-09-19 Sriraman Tallam <tmsriram@google.com>
343 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
345 2011-09-19 Cary Coutant <ccoutant@google.com>
347 * incremental.cc (can_incremental_update): Fix typo in comment.
348 * incremental.h (can_incremental_update): Likewise.
350 2011-09-18 Cary Coutant <ccoutant@google.com>
352 * incremental.cc (can_incremental_update): New function.
353 * incremental.h (can_incremental_update): New function.
354 * layout.cc (Layout::init_fixed_output_section): Call it.
355 (Layout::make_output_section): Don't allow patch space in .eh_frame.
356 * object.cc (Sized_relobj_file::do_layout): Call
357 can_incremental_update.
359 2011-09-13 Cary Coutant <ccoutant@google.com>
361 * configure.ac: Check for glibc support for gnu_indirect_function
362 support with static linking, setting automake conditional
364 * Makefile.in: Regenerate.
365 * configure: Regenerate.
367 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
368 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
370 * testsuite/Makefile.in: Regenerate.
372 2011-09-13 Cary Coutant <ccoutant@google.com>
374 * incremental.cc (Sized_relobj_incr::do_layout): Call
375 report_comdat_group for kept comdat sections.
376 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
377 * testsuite/Makefile.in: Regenerate.
378 * testsuite/incr_comdat_test_1.cc: New source file.
379 * testsuite/incr_comdat_test_2_v1.cc: New source file.
380 * testsuite/incr_comdat_test_2_v2.cc: New source file.
381 * testsuite/incr_comdat_test_2_v3.cc: New source file.
383 2011-09-13 Ian Lance Taylor <iant@google.com>
385 * object.cc (Sized_relobj_file::do_layout): Remove unused local
386 variable external_symbols_offset.
388 2011-09-12 Ian Lance Taylor <iant@google.com>
390 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
391 triggered if object has no symbols.
393 2011-09-09 David S. Miller <davem@davemloft.net>
395 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
396 (Output_fill_debug_line::do_write): Likewise.
398 2011-08-29 Cary Coutant <ccoutant@google.com>
400 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
401 casts to match formatting specs.
402 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
404 2011-08-26 Cary Coutant <ccoutant@google.com>
406 * layout.cc (Free_list::allocate): Provide guarantee of minimum
407 remaining hole size when allocating.
408 (Layout::make_output_section): Set fill methods for debug sections.
409 * layout.h (Free_list::Free_list_node): Move from private to
411 (Free_list::set_min_hole_size): New function.
412 (Free_list::begin, Free_list::end): New functions.
413 (Free_list::min_hole_): New data member.
414 * output.cc: Include dwarf.h.
415 (Output_fill_debug_info::do_minimum_hole_size): New function.
416 (Output_fill_debug_info::do_write): New function.
417 (Output_fill_debug_line::do_minimum_hole_size): New function.
418 (Output_fill_debug_line::do_write): New function.
419 (Output_section::Output_section): Initialize new data member.
420 (Output_section::set_final_data_size): Ensure patch space is larger
421 than minimum hole size.
422 (Output_section::do_write): Fill holes in debug sections.
423 * output.h (Output_fill): New class.
424 (Output_fill_debug_info): New class.
425 (Output_fill_debug_line): New class.
426 (Output_section::set_free_space_fill): New function.
427 (Output_section::free_space_fill_): New data member.
428 * testsuite/Makefile.am (incremental_test_3): Add
429 --incremental-patch option.
430 (incremental_test_4): Likewise.
431 (incremental_test_5): Likewise.
432 (incremental_test_6): Likewise.
433 (incremental_copy_test): Likewise.
434 (incremental_common_test_1): Likewise.
435 * testsuite/Makefile.in: Regenerate.
437 2011-08-26 Nick Clifton <nickc@redhat.com>
439 * po/es.po: Updated Spanish translation.
441 2011-08-01 Cary Coutant <ccoutant@google.com>
443 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
444 * gold/testsuite/Makefile.in: Regenerate.
445 * gold/testsuite/justsyms_exec.c: New source file.
446 * gold/testsuite/justsyms_lib.c: New source file.
448 2011-08-01 Cary Coutant <ccoutant@google.com>
450 * layout.cc (Layout::set_segment_offsets): Don't realign text
451 segment if -Ttext was specified.
452 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
454 * object.h (Sized_relobj_file::e_type): New function.
455 (Sized_relobj_file::e_type_): New data member.
456 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
457 base address for ET_EXEC files.
458 * target.cc (Target::do_make_elf_object_implementation): Allow
459 ET_EXEC files with --just-symbols option.
461 2011-07-28 Cary Coutant <ccoutant@google.com>
463 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
464 Add thread_number parameter.
465 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
466 * workqueue-threads.cc
467 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
468 current thread if its thread number is greater than desired thread
470 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
471 Add thread_number parameter.
472 (Workqueue::should_cancel_thread): Likewise.
473 (Workqueue::find_runnable_or_wait): Pass thread_number to
474 should_cancel_thread.
475 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
478 2011-07-22 Sriraman Tallam <tmsriram@google.com>
480 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
481 only after checking if it cannot be forced local.
482 * symtab.h (is_externally_visible): Check if the symbol is not forced
485 2011-07-15 Ian Lance Taylor <iant@google.com>
487 * options.h (class General_options): Add --print-output-format.
488 Move -EL next to -EB, for better --help output.
489 * target-select.cc: Include <cstdio>, "options.h", and
491 (Target_selector::do_target_bfd_name): New function.
492 (print_output_format): New function.
493 * target-select.h (class Target_selector): Update declarations.
494 (Target_selector::target_bfd_name): New function.
495 (print_output_format): Declare.
496 * main.cc: Include "target-select.h".
497 (main): Handle --print-output-format.
498 * gold.cc: Include "target-select.h".
499 (queue_initial_tasks): Handle --print-output-format when there are
501 * parameters.cc (parameters_force_valid_target): Give a better
502 error message if -EB/-EL does not match target.
503 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
506 2011-07-15 Ian Lance Taylor <iant@google.com>
508 * i386.cc (class Output_data_plt_i386): Add layout_ field.
509 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
510 (Output_data_plt_i386::do_write): Write address of .dynamic
511 section to first entry in .got.plt section.
512 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
513 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
515 (Output_data_plt_x86_64::do_write): Write address of .dynamic
516 section to first entry in .got.plt section.
517 * layout.h (Layout::dynamic_section): New function.
519 2011-07-13 Sriraman Tallam <tmsriram@google.com>
521 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
523 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
524 input_section_position_, and input_section_glob_.
525 (read_layout_from_file): Call function section_ordering_specified.
526 * layout.h (is_section_ordering_specified): New function.
527 (section_ordering_specified): New function.
528 (section_ordering_specified_): New boolean member.
529 * main.cc(main): Call load_plugins after layout object is defined.
530 * output.cc (Output_section::add_input_section): Use
531 function section_ordering_specified to check if section ordering is
533 * output.cc (Output_section::add_relaxed_input_section): Use
534 function section_ordering_specified to check if section ordering is
536 (Output_section::update_section_layout): New function.
537 (Output_section::sort_attached_input_sections): Check if input section
539 * output.h (Output_section::update_section_layout): New function.
540 * plugin.cc (get_section_count): New function.
541 (get_section_type): New function.
542 (get_section_name): New function.
543 (get_section_contents): New function.
544 (update_section_order): New function.
545 (allow_section_ordering): New function.
546 (Plugin::load): Add the new interfaces to the transfer vector.
547 (Plugin_manager::load_plugins): New parameter.
548 (Plugin_manager::all_symbols_read): New parameter.
549 (Plugin_manager::claim_file): New parameter. Save the elf object for
551 (Plugin_manager::get_elf_object): New function.
552 (Plugin_manager::get_view): Change to directly use the bool to check
553 if get_view is called from claim_file_hook.
554 * plugin.h (input_objects): New function
555 (Plugin__manager::load_plugins): New parameter.
556 (Plugin_manager::claim_file): New parameter.
557 (Plugin_manager::get_elf_object): New function.
558 (Plugin_manager::in_claim_file_handler): New function.
559 (Plugin_manager::in_claim_file_handler_): New member.
560 (layout): New function.
561 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
562 handler with an extra parameter. Make the elf object before calling
564 * testsuite/plugin_test.c (get_section_count): New function pointer.
565 (get_section_type): New function pointer.
566 (get_section_name): New function pointer.
567 (get_section_contents): New function pointer.
568 (update_section_order): New function pointer.
569 (allow_section_ordering): New function pointer.
570 (onload): Check if the new interfaces exist.
572 2011-07-13 Ian Lance Taylor <iant@google.com>
574 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
576 * x86_64.cc (Target_x86_64::got_section): Likewise.
577 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
578 (relro_now_test_SOURCES): New variable.
579 (relro_now_test_DEPENDENCIES): New variable.
580 (relro_now_test_LDFLAGS): New variable.
581 (relro_now_test_LDADD): New variable.
582 (relro_now_test.so): New target.
583 * testsuite/Makefile.in: Rebuild.
585 2011-07-12 Ian Lance Taylor <iant@google.com>
588 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
589 GLOB_DAT relocation rather than a RELATIVE relocation for a
590 protected symbol when creating a shared library.
591 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
592 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
593 * testsuite/protected_main_1.cc (main): Test that protected
594 function has same address.
596 2011-07-11 Ian Lance Taylor <iant@google.com>
599 * options.h (class General_options): Add -Bgroup.
600 * options.cc (General_options::finalize): If -Bgroup is set,
601 default to --unresolved-symbols=report-all.
602 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
603 * target-reloc.h (issue_undefined_symbol_error): Handle
604 --unresolved-symbols=report-all.
606 2011-07-08 Ian Lance Taylor <iant@google.com>
609 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
610 if linker script discards key sections.
611 (Layout::create_dynamic_symtab): Likewise.
612 (Layout::assign_local_dynsym_offsets): Likewise.
613 (Layout::sized_create_version_sections): Likewise.
614 (Layout::create_interp): Likewise.
615 (Layout::finish_dynamic_section): Likewise.
616 (Layout::set_dynamic_symbol_size): Likewise.
618 2011-07-08 Ian Lance Taylor <iant@google.com>
621 * options.h (class General_options): Add --unresolved-symbols.
622 * target-reloc.h (issue_undefined_symbol_error): Check
623 --unresolved-symbols. Add comments.
625 2011-07-08 Ian Lance Taylor <iant@google.com>
627 * testsuite/odr_violation2.cc (Ordering::operator()): Make
628 expression more complex.
630 2011-07-08 Ian Lance Taylor <iant@google.com>
633 * target-reloc.h (issue_undefined_symbol_error): New inline
634 function, broken out of relocate_section.
635 (relocate_section): Call issue_undefined_symbol_error.
636 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
637 there is no TLS segment if we are about to issue an undefined
639 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
641 2011-07-08 Ian Lance Taylor <iant@google.com>
644 * resolve.cc (Symbol_table::should_override): Add fromtype
645 parameter. Change all callers. Give error when linking together
646 TLS and non-TLS symbol.
647 (Symbol_table::should_override_with_special): Add fromtype
648 parameter. Change all callers.
649 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
650 there is no TLS segment if we have reported some errors.
651 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
653 2011-07-08 Ian Lance Taylor <iant@google.com>
656 * target.h (Target::plt_address_for_global): New function.
657 (Target::plt_address_for_local): New function.
658 (Target::plt_section_for_global): Remove.
659 (Target::plt_section_for_local): Remove.
660 (Target::do_plt_address_for_global): New virtual function.
661 (Target::do_plt_address_for_local): New virtual function.
662 (Target::do_plt_section_for_global): Remove.
663 (Target::do_plt_section_for_local): Remove.
664 (Target::register_global_plt_entry): Add Symbol_table and Layout
666 * output.cc (Output_data_got::Got_entry::write): Use
667 plt_address_for_global and plt_address_for_local.
668 * layout.cc (Layout::add_target_dynamic_tags): Use size and
669 address of output section.
670 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
671 got_irelative_, and irelative_count_ fields. Update
673 (Output_data_plt_i386::has_irelative_section): New function.
674 (Output_data_plt_i386::entry_count): Add irelative_count_.
675 (Output_data_plt_i386::set_final_data_size): Likewise.
676 (class Target_i386): Add got_irelative_ and rel_irelative_
677 fields. Update declarations.
678 (Target_i386::Target_i386): Initialize new fields.
679 (Target_i386::do_plt_address_for_global): New function replacing
680 do_plt_section_for_global.
681 (Target_i386::do_plt_address_for_local): New function replacing
682 do_plt_section_for_local.
683 (Target_i386::got_section): Create got_irelative_.
684 (Target_i386::rel_irelative_section): New function.
685 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
686 fields. Don't define __rel_iplt_{start,end}.
687 (Output_data_plt_i386::add_entry): Add symtab and layout
688 parameters. Change all callers. Use different PLT and GOT for
690 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
691 layout parameters. Change all callers. Use different PLT and
693 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
694 (Output_data_plt_i386::rel_irelative): New function.
695 (Output_data_plt_i386::address_for_global): New function.
696 (Output_data_plt_i386::address_for_local): New function.
697 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
698 IRELATIVE GOT when changing IFUNC GOT entries.
699 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
701 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
702 if we didn't create an IRELATIVE GOT.
703 (Target_i386::Relocate::relocate): Use plt_address_for_global and
704 plt_address_for_local.
705 (Target_i386::do_dynsym_value): Use plt_address_for_global.
706 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
707 got_irelative_, and irelative_count_ fields. Update
709 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
710 Initialize new fields. Remove symtab parameter. Change all
712 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
714 (Output_data_plt_x86_64::has_irelative_section): New function.
715 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
716 (class Target_x86_64): Add got_irelative_ and rel_irelative_
717 fields. Update declarations.
718 (Target_x86_64::Target_x86_64): Initialize new fields.
719 (Target_x86_64::do_plt_address_for_global): New function replacing
720 do_plt_section_for_global.
721 (Target_x86_64::do_plt_address_for_local): New function replacing
722 do_plt_section_for_local.
723 (Target_x86_64::got_section): Create got_irelative_.
724 (Target_x86_64::rela_irelative_section): New function.
725 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
726 all callers. Don't create __rel_iplt_{start,end}.
727 (Output_data_plt_x86_64::add_entry): Add symtab and layout
728 parameters. Change all callers. Use different PLT and GOT for
730 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
731 layout parameters. Change all callers. Use different PLT and
733 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
734 parameters. Change all callers. Use different PLT and GOT for
736 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
737 (Output_data_plt_x86_64::rela_irelative): New function.
738 (Output_data_plt_x86_64::address_for_global): New function.
739 (Output_data_plt_x86_64::address_for_local): New function.
740 (Output_data_plt_x86_64::set_final_data_size): Likewise.
741 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
742 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
743 (Target_x86_64::register_global_plt_entry): Add symtab and layout
745 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
747 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
748 symbols if we didn't create an IRELATIVE GOT.
749 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
750 plt_address_for_local.
751 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
752 * testsuite/ifuncvar1.c: New test file.
753 * testsuite/ifuncvar2.c: New test file.
754 * testsuite/ifuncvar3.c: New test file.
755 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
756 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
757 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
758 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
759 * testsuite/Makefile.in: Rebuild.
761 2011-07-07 Cary Coutant <ccoutant@google.com>
763 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
764 (two_file_test_1_ndebug.o): Likewise.
765 (two_file_test_1b_ndebug.o): Likewise.
766 (two_file_test_2_ndebug.o): Likewise.
767 (two_file_test_main_ndebug.o): Likewise.
768 (incremental_test_2): Link with no-debug versions.
770 2011-07-06 Cary Coutant <ccoutant@google.com>
772 * gold/incremental.cc
773 (Output_section_incremental_inputs::write_info_blocks): Check for
774 hidden and internal symbols.
776 2011-07-06 Cary Coutant <ccoutant@google.com>
778 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
779 Check disposition for startup file.
780 (Incremental_inputs::report_command_line): Ignore
781 --incremental-startup-unchanged option.
782 * options.cc (General_options::parse_incremental_startup_unchanged):
784 (General_options::General_options): Initialize new data member.
785 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
786 (General_options): Add --incremental-startup-unchanged option.
787 (General_options::incremental_startup_disposition): New function.
788 (General_options::incremental_startup_disposition_): New data member.
790 2011-07-06 Cary Coutant <ccoutant@google.com>
792 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
793 input file index to Script_info ctor.
794 (Sized_incremental_binary::do_file_has_changed): Find the
795 command-line argument for files named in scripts.
796 * incremental.h (Script_info::Script_info): New ctor
797 with input file index.
798 (Script_info::input_file_index): New function.
799 (Script_info::input_file_index_): New data member.
800 (Incremental_binary::get_library): Add const.
801 (Incremental_binary::get_script_info): Add const.
802 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
803 * testsuite/Makefile.am (incremental_test_5): New test case.
804 (incremental_test_6): New test case.
805 * testsuite/Makefile.in: Regenerate.
807 2011-07-06 Cary Coutant <ccoutant@google.com>
809 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
810 debug output when command lines differ.
812 2011-07-06 Cary Coutant <ccoutant@google.com>
814 * incremental.cc (Incremental_inputs::report_command_line): Ignore
815 --incremental-patch option.
816 * layout.cc (Free_list::allocate): Extend allocation beyond original
818 (Layout::make_output_section): Mark sections that should get
820 * options.cc (parse_percent): New function.
821 * options.h (parse_percent): New function.
822 (DEFINE_percent): New macro.
823 (General_options): Add --incremental-patch option.
824 * output.cc (Output_section::Output_section): Initialize new data
826 (Output_section::add_input_section): Print section name when out
828 (Output_section::add_output_section_data): Likewise.
829 (Output_section::set_final_data_size): Add patch space when
830 doing --incremental-full.
831 (Output_section::do_reset_address_and_file_offset): Remove patch
833 (Output_segment::set_section_list_addresses): Print debug output
834 only if --incremental-update.
835 * output.h (Output_section::set_is_patch_space_allowed): New function.
836 (Output_section::is_patch_space_allowed_): New data member.
837 (Output_section::patch_space_): New data member.
838 * parameters.cc (Parameters::incremental_full): New function.
839 * parameters.h (Parameters::incremental_full): New function
840 * testsuite/Makefile.am (incremental_test_2): Add test for
841 --incremental-patch option.
842 * testsuite/Makefile.in: Regenerate.
843 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
844 (t18): Remove function body.
846 2011-07-05 Doug Kwan <dougkwan@google.com>
849 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
850 Arm_Address type for relocation result.
851 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
853 (Arm_relocate_functions::abs32): Use unaligned access.
854 (Arm_relocate_functions::rel32): Ditto.
855 (Arm_relocate_functions::prel31): Ditto.
856 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
857 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
858 static data relocations.
859 * testsuite/Makefile.in: Regnerate.
860 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
862 2011-07-05 Ian Lance Taylor <iant@google.com>
865 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
866 symbols if necessary.
867 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
869 2011-07-05 Ian Lance Taylor <iant@google.com>
872 * resolve.cc (Symbol::override_base_with_special): Simply override
873 version with special symbol version, ignoring previous version.
875 2011-07-05 Ian Lance Taylor <iant@google.com>
877 * object.cc (Sized_relobj_file::include_section_group): Add
878 information to comment about signature location.
880 2011-07-02 Ian Lance Taylor <iant@google.com>
883 * options.h (class General_options): Add -f and -F.
884 * options.cc (General_options::finalize): Fatal error if -f/-F
885 are used without -shared.
886 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
888 2011-07-02 Ian Lance Taylor <iant@google.com>
890 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
892 2011-07-01 Ian Lance Taylor <iant@google.com>
896 * resolve.cc (Symbol::override_base_with_special): Don't override
897 the version if the overriding symbol has a different name.
898 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
899 all callers. If we give an error about an undefined version,
900 define the base version if necessary.
901 * dynobj.h (class Versions): Update declaration.
902 * testsuite/weak_alias_test_5.cc: New file.
903 * testsuite/weak_alias_test.script: New file.
904 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
905 and versioned_alias have the right value, and call t2.
906 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
907 weak_alias_test_5.so.
908 (weak_alias_test_LDADD): Likewise.
909 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
910 * testsuite/Makefile.in: Rebuild.
912 2011-07-01 Ian Lance Taylor <iant@google.com>
915 * options.h (class General_options): Support -z notext.
916 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
918 (two_file_shared_nonpic.so): Likewise.
919 (two_file_shared_mixed.so): Likewise.
920 (two_file_shared_mixed_1.so): Likewise.
921 (weak_undef_lib_nonpic.so): Likewise.
922 (alt/weak_undef_lib_nonpic.so): Likewise.
923 (tls_test_shared_nonpic.so): Likewise.
924 * testsuite/Makefile.in: Rebuild.
926 2011-07-01 Ian Lance Taylor <iant@google.com>
929 * configure.ac: Test whether static linking works, setting
930 the automake conditional HAVE_STATIC.
931 * testsuite/Makefile.am: Disable tests using -static if
932 HAVE_STATIC is not true.
933 * configure, testsuite/Makefile.in: Rebuild.
935 2011-07-01 Ian Lance Taylor <iant@google.com>
938 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
939 Assert if we see DW_EH_PE_indirect.
940 * target.h (Target::ehframe_datarel_base): New function.
941 (Target::do_ehframe_datarel_base): New target function.
942 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
943 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
946 2011-07-01 Ian Lance Taylor <iant@google.com>
949 * options.h (class General_options): Add
950 --ld-generated-unwind-info.
951 * ehframe.cc (Fde::write): Add address parameter. Change all
952 callers. If associated with PLT, fill in address and size.
953 (Cie::set_output_offset): Only add merge mapping if there is an
955 (Cie::write): Add address parameter. Change all callers.
956 (Eh_frame::add_ehframe_for_plt): New function.
957 * ehframe.h (class Fde): Update declarations. Move shndx_ and
958 input_offset_ fields into union u_, with new plt field.
959 (Fde::Fde): Adjust for new union field.
960 (Fde::Fde) [Output_data version]: New constructor.
961 (Fde::add_mapping): Only add merge mapping if there is an object.
962 (class Cie): Update declarations.
963 (class Eh_frame): Declare add_ehframe_for_plt.
964 * layout.cc (Layout::layout_eh_frame): Break out code into
965 make_eh_frame_section, and call it.
966 (Layout::make_eh_frame_section): New function.
967 (Layout::add_eh_frame_for_plt): New function.
968 * layout.h (class Layout): Update declarations.
969 * merge.cc (Merge_map::add_mapping): Add assertion.
970 * i386.cc: Include "dwarf.h".
971 (class Output_data_plt_i386): Make first_plt_entry,
972 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
973 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
974 and plt_eh_frame_fde.
975 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
976 boundary. Call add_eh_frame_for_plt if appropriate.
977 * x86_64.cc: Include "dwarf.h".
978 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
979 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
980 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
981 and plt_eh_frame_fde.
982 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
985 2011-06-29 Ian Lance Taylor <iant@google.com>
988 * object.cc (Sized_relobj_file::layout_section): Change shdr
989 parameter to be const.
990 (Sized_relobj_file::layout_eh_frame_section): New function, broken
992 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
993 appropriate. Call layout_eh_frame_section.
994 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
996 * object.h (class Sized_relobj_file): Update declarations.
998 2011-06-29 Ian Lance Taylor <iant@google.com>
1001 * script.cc (Token::integer_value): Accept trailing M/m/K/k
1003 (Lex::gather_token): Accept trailing M/m/K/k for integers.
1005 2011-06-29 Ian Lance Taylor <iant@google.com>
1008 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
1010 * layout.cc (Layout::layout_eh_frame): Likewise.
1012 2011-06-29 Ian Lance Taylor <iant@google.com>
1015 * layout.cc (Layout::symtab_section_shndx): New function.
1016 * layout.h (class Layout): Declare symtab_section_shndx.
1017 * output.cc (Output_section::write_header): Call it.
1019 2011-06-29 Ian Lance Taylor <iant@google.com>
1022 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
1023 symbols which are not used in a relocation.
1025 2011-06-28 Ian Lance Taylor <iant@google.com>
1028 * layout.cc (Layout::segment_precedes): Don't crash if a linker
1029 script create indistinguishable segments.
1030 (Layout::set_segment_offsets): Use stable_sort when sorting
1031 segments. Pass this to Compare_segments constructor.
1032 * layout.h (class Layout): Make segment_precedes non-static.
1033 (class Compare_segments): Change from struct to class. Add
1034 layout_ field. Add constructor.
1035 * script-sections.cc
1036 (Script_sections::attach_sections_using_phdrs_clause): Rename
1037 local orphan to is_orphan. Don't report failure to put empty
1038 section in segment. On attachment failure, report name of
1039 section, and attach to first PT_LOAD segment.
1041 2011-06-28 Ian Lance Taylor <iant@google.com>
1044 * target-select.cc (Target_selector::Target_selector): Add
1045 emulation parameter. Change all callers.
1046 (select_target_by_bfd_name): Rename from select_target_by_name.
1048 (select_target_by_emulation): New function.
1049 (supported_emulation_names): New function.
1050 * target-select.h (class Target_selector): Add emulation_ field.
1051 Update declarations.
1052 (Target_selector::recognize_by_bfd_name): Rename from
1053 recognize_by_name. Change all callers.
1054 (Target_selector::supported_bfd_names): Rename from
1055 supported_names. Change all callers.
1056 (Target_selector::recognize_by_emulation): New function.
1057 (Target_selector::supported_emulations): New function.
1058 (Target_selector::emulation): New function.
1059 (Target_selector::do_recognize_by_bfd_name): Rename from
1060 do_recognize_by_name. Change all callers.
1061 (Target_selector::do_supported_bfd_names): Rename from
1062 do_supported_names. Change all callers.
1063 (Target_selector::do_recognize_by_emulation): New function.
1064 (Target_selector::do_supported_emulations): New function.
1065 (select_target_by_bfd_name): Change name in declaration.
1066 (select_target_by_emulation): Declare.
1067 (supported_emulation_names): Declare.
1068 * parameters.cc (parameters_force_valid_target): Try to find
1069 target based on emulation from -m option.
1070 * options.h (class General_options): Change doc string for -m.
1071 * options.cc (help): Print emulations.
1072 (General_options::parse_V): Likewise.
1073 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
1074 Add emulation parameter. Change all callers.
1076 2011-06-28 Ian Lance Taylor <iant@google.com>
1078 * target.h (class Target): Add osabi_ field.
1079 (Target::osabi): New function.
1080 (Target::set_osabi): New function.
1081 (Target::Target): Initialize osabi_.
1082 (Target::do_adjust_elf_header): Make pure virtual.
1083 (Sized_target::do_adjust_elf_header): Declare.
1084 * target.cc (Sized_target::do_adjust_elf_header): New function.
1085 (class Sized_target): Instantiate all versions.
1086 * freebsd.h (class Target_freebsd): Remove.
1087 (Target_selector_freebsd::do_recognize): Call set_osabi on
1089 (Target_selector_freebsd::do_recognize_by_name): Likewise.
1090 (Target_selector_freebsd::set_osabi): Remove.
1091 * i386.cc (class Target_i386): Inherit from Sized_target rather
1092 than Target_freebsd.
1093 * x86_64.cc (class Target_x86_64): Likewise.
1095 2011-06-28 Ian Lance Taylor <iant@google.com>
1097 * target.h (Target::can_check_for_function_pointers): Rewrite.
1099 (Target::can_icf_inline_merge_sections): Likewise.
1100 (Target::section_may_have_icf_unsafe_poineters): Likewise.
1101 (Target::Target_info): Add can_icf_inline_merge_sections field.
1102 (Target::do_can_check_for_function_pointers): New virtual
1104 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
1105 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
1106 from can_check_for_function_pointers, move in file.
1107 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
1108 section_may_have_icf_unsafe_poineters, move in file.
1109 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
1110 * i386.cc (Target_i386::do_can_check_for_function_pointers):
1111 Rename from can_check_for_function_pointers, move in file.
1112 (Target_i386::can_icf_inline_merge_sections): Remove.
1113 (Target_i386::i386_info): Initialize
1114 can_icf_inline_merge_sections.
1115 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1116 Initialize can_icf_inline_merge_sections.
1117 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
1118 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
1119 Rename from can_check_for_function_pointers, move in file.
1120 (Target_x86_64::can_icf_inline_merge_sections): Remove.
1121 (Target_x86_64::x86_64_info): Initialize
1122 can_icf_inline_merge_sections.
1123 * testsuite/testfile.cc (Target_test::test_target_info):
1125 * icf.cc (get_section_contents): Correct formatting.
1127 2011-06-27 Ian Lance Taylor <iant@google.com>
1129 * symtab.cc (Symbol::versioned_name): New function.
1130 (Symbol_table::add_to_final_symtab): Use versioned_name when
1132 (Symbol_table::sized_write_symbol): Likewise.
1133 * symtab.h (class Symbol): Declare versioned_name.
1134 * stringpool.h (class Stringpool_template): Add variant of add
1135 which takes a std::basic_string.
1136 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
1137 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
1138 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
1139 (ver_test_12.o): New target.
1140 * testsuite/Makefile.in: Rebuild.
1142 2011-06-27 Doug Kwan <dougkwan@google.com>
1144 * arm.cc (Arm_relocate_functions::thm_jump8,
1145 Arm_relocate_functions::thm_jump11): Use a wider signed
1146 type to compute offset.
1147 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
1149 * testsuite/Makefile.in: Regenerate.
1150 * testsuite/arm_branch_in_range.sh: Check test results of
1151 arm_thm_jump11 and arm_thm_jump8.
1152 * testsuite/arm_thm_jump11.s: New test source file.
1153 * testsuite/arm_thm_jump11.t: New linker script.
1154 * testsuite/arm_thm_jump8.s: New test source file.
1155 * testsuite/arm_thm_jump8.t: New linker script.
1157 2011-06-24 Ian Lance Taylor <iant@google.com>
1159 * layout.cc: Include "object.h".
1160 (ctors_sections_in_init_array): New static variable.
1161 (Layout::is_ctors_in_init_array): New function.
1162 (Layout::layout): Add entry to ctors_sections_in_init_array if
1164 * layout.h (class Layout): Declare is_ctors_in_init_array.
1165 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1166 is_ctors_reverse_view is set.
1167 (Sized_relobj_file::write_sections): Add layout parameter. Change
1168 all callers. Set is_ctors_reverse_view field of View_size.
1169 (Sized_relobj_file::reverse_words): New function.
1170 * object.h (Sized_relobj_file::View_size): Add
1171 is_ctors_reverse_view field.
1172 (class Sized_relobj_file): Update declarations.
1173 * testsuite/initpri3.c: New test.
1174 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1176 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1177 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1178 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1179 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1180 * testsuite/Makefile.in: Rebuild.
1182 2011-06-24 Cary Coutant <ccoutant@google.com>
1184 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1185 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1186 (debug_msg_cdebug.err): New targets.
1187 * testsuite/Makefile.in: Regenerate.
1188 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1189 Fix checks for link with shared library.
1191 2011-06-24 Doug Kwan <dougkwan@google.com>
1193 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1194 skip empty text sections.
1195 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1197 2011-06-22 Ian Lance Taylor <iant@google.com>
1200 * options.h (class General_options): Add --ctors-in-init-array.
1201 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1202 friends as SHT_PROGBITS for merging sections.
1203 (Layout::layout): Remove special handling of .init_array and
1204 friends. Don't sort if doing relocatable link. Sort for .ctors
1205 and .dtors if ctors_in_init_array.
1206 (Layout::make_output_section): Force correct section types for
1207 .init_array and friends. Don't sort if doing relocatable link,
1208 Don't sort .ctors and .dtors if ctors_in_init_array.
1209 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1210 (Layout::output_section_name): Add relobj parameter. Change all
1211 callers. Handle .ctors. and .dtors. in code rather than table.
1212 Handle .ctors and .dtors if ctors_in_init_array.
1213 (Layout::match_file_name): New function, moved from output.cc.
1214 * layout.h (class Layout): Update declarations.
1215 * output.cc: Include "layout.h".
1216 (Input_section_sort_entry::get_priority): New function.
1217 (Input_section_sort_entry::match_file_name): Just call
1218 Layout::match_file_name.
1219 (Output_section::Input_section_sort_init_fini_compare::operator()):
1220 Handle .ctors and .dtors. Sort by explicit priority rather than
1222 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1223 * testsuite/initpri2.c: New test.
1224 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1225 (check_PROGRAMS): Add initpri2.
1226 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1227 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1228 * configure, testsuite/Makefile.in: Rebuild.
1230 2011-06-19 Ian Lance Taylor <iant@google.com>
1233 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1234 .interp section to a PT_INTERP segment even if we have seen a
1235 --dynamic-linker option. Don't do it if we have seen a PHDRS
1236 clause in a linker script.
1237 (Layout::finalize): Don't create a .interp section if we've
1238 already create a PT_INTERP segment.
1239 (Layout::create_interp): Always call choose_output_section (revert
1240 patch of 2011-06-17). Don't create PT_INTERP segment.
1241 * script-sections.cc
1242 (Script_sections::create_note_and_tls_segments): Add a .interp
1243 section to a PT_INTERP segment even if we have seen a
1244 --dynamic-linker option.
1246 2011-06-18 Ian Lance Taylor <iant@google.com>
1248 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1249 merely because a non-PT_LOAD segment has a dynamic reloc.
1251 2011-06-18 Ian Lance Taylor <iant@google.com>
1253 * layout.cc (Layout::finish_dynamic_section): Don't create
1254 DT_FLAGS entry if not needed.
1256 2011-06-18 Ian Lance Taylor <iant@google.com>
1259 * layout.cc (Layout::layout_eh_frame): Correct handling of
1260 writable .eh_frame section.
1262 2011-06-17 Ian Lance Taylor <iant@google.com>
1265 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1266 symbol is redefined with the exact same object and value.
1268 2011-06-17 Ian Lance Taylor <iant@google.com>
1271 * layout.h (class Layout): Add interp_segment_ field.
1272 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1273 (Layout::attach_allocated_section_to_segment): If making shared
1274 library, put .interp section in PT_INTERP segment.
1275 (Layout::finalize): Also call create_interp if -dynamic-linker
1277 (Layout::create_interp): Assert that there is no PT_INTERP
1278 segment. If not using a SECTIONS clause, use make_output_section.
1279 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1280 * script-sections.cc
1281 (Script_sections::create_note_and_tls_segments): If making shared
1282 library, put .interp section in PT_INTERP segment.
1284 2011-06-17 Ian Lance Taylor <iant@google.com>
1286 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1287 when making a shared library.
1289 2011-06-17 Ian Lance Taylor <iant@google.com>
1291 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1292 parameter. Change all callers. Don't issue warning about PC32
1293 against locally defined symbol.
1295 2011-06-16 Ian Lance Taylor <iant@google.com>
1297 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1298 occurs in same object.
1300 2011-06-14 Alan Modra <amodra@gmail.com>
1302 * po/POTFILES.in: Regenerate.
1304 2011-06-09 Ian Lance Taylor <iant@google.com>
1306 * script-sections.cc
1307 (Orphan_output_section::set_section_addresses): For a relocatable
1308 link set address to 0.
1310 2011-06-09 Cary Coutant <ccoutant@google.com>
1313 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1314 used with --compress-debug-sections.
1315 * gold/object.cc (Sized_relobj_file::do_layout): Report
1316 uncompressed size of compressed input sections.
1318 2011-06-08 Cary Coutant <ccoutant@google.com>
1321 * testsuite/two_file_test_2_v1.cc: Change initialization of
1322 v2 to keep it in .data.
1324 2011-06-07 Cary Coutant <ccoutant@google.com>
1326 * common.cc (Symbol_table::do_allocate_commons_list): Call
1328 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1329 (Errors::fallback): New function.
1330 (gold_fallback): New function.
1331 * errors.h (Errors::fallback): New function.
1332 * gold.cc (gold_exit): Change status parameter to enum; adjust
1334 (queue_initial_tasks): Call gold_fallback.
1335 * gold.h: Include cstdlib.
1336 (Exit_status): New enum type.
1337 (gold_exit): Change status parameter to enum.
1338 (gold_fallback): New function.
1339 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1340 (Layout::create_symtab_sections): Likewise.
1341 (Layout::create_shdrs): Likewise.
1342 * main.cc (main): Adjust call to gold_exit.
1343 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1344 (Output_data_got::add_got_entry_pair): Likewise.
1345 (Output_section::add_input_section): Likewise.
1346 (Output_section::add_output_section_data): Likewise.
1347 (Output_segment::set_section_list_addresses): Likewise.
1348 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1350 2011-06-07 Cary Coutant <ccoutant@google.com>
1352 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1353 for incremental links.
1354 * output.cc (Output_segment::set_section_list_addresses): Remove
1355 FIXME and test for TLS or BSS.
1357 2011-06-07 Cary Coutant <ccoutant@google.com>
1359 * testsuite/Makefile.am: Add incremental_copy_test,
1360 incremental_common_test_1.
1361 * testsuite/Makefile.in: Regenerate.
1362 * testsuite/common_test_1_v1.c: New source file.
1363 * testsuite/common_test_1_v2.c: New source file.
1364 * testsuite/copy_test_v1.cc: New source file.
1366 2011-06-07 Cary Coutant <ccoutant@google.com>
1368 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1369 update, allocate common from bss section's free list.
1370 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1371 linker-defined symbols.
1372 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1373 Skip GOT and PLT entries that are no longer referenced.
1374 (Output_section_incremental_inputs::write_info_blocks): Mark
1375 linker-defined symbols.
1376 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1377 * output.cc (Output_section::allocate): New function.
1378 * output.h (Output_section::allocate): New function.
1379 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1380 linker-defined symbols.
1381 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1382 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1383 (Symbol::init_base_output_data): Likewise.
1384 (Symbol::init_base_output_segment): Likewise.
1385 (Symbol::init_base_constant): Likewise.
1386 (Sized_symbol::init_output_data): Likewise.
1387 (Sized_symbol::init_output_segment): Likewise.
1388 (Sized_symbol::init_constant): Likewise.
1389 (Symbol_table::do_define_in_output_data): Likewise.
1390 (Symbol_table::do_define_in_output_segment): Likewise.
1391 (Symbol_table::do_define_as_constant): Likewise.
1392 * symtab.h (Symbol::is_predefined): New function.
1393 (Symbol::init_base_output_data): Add is_predefined parameter.
1394 (Symbol::init_base_output_segment): Likewise.
1395 (Symbol::init_base_constant): Likewise.
1396 (Symbol::is_predefined_): New data member.
1397 (Sized_symbol::init_output_data): Add is_predefined parameter.
1398 (Sized_symbol::init_output_segment): Likewise.
1399 (Sized_symbol::init_constant): Likewise.
1400 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1402 2011-06-07 Cary Coutant <ccoutant@google.com>
1404 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1405 instead of emit_copy_reloc.
1406 (Copy_relocs::emit_copy_reloc): Refactor.
1407 (Copy_relocs::make_copy_reloc): New function.
1408 (Copy_relocs::add_copy_reloc): Remove.
1409 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1411 (Copy_relocs::make_copy_reloc): New function.
1412 (Copy_relocs::add_copy_reloc): Remove.
1413 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1414 unchanged input files.
1415 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1416 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1417 Reserve BSS space for COPY relocations.
1418 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1419 (Output_section_incremental_inputs::write_info_blocks): Record
1420 whether a symbol is copied from a shared object.
1421 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1422 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1423 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1424 (Incremental_input_entry_reader::get_output_symbol_index): Add
1426 (Incremental_binary::emit_copy_relocs): New function.
1427 (Incremental_binary::do_emit_copy_relocs): New function.
1428 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1430 (Sized_incremental_binary::add_copy_reloc): New function.
1431 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1432 (Sized_incremental_binary::Copy_reloc): New struct.
1433 (Sized_incremental_binary::Copy_relocs): New typedef.
1434 (Sized_incremental_binary::copy_relocs_): New data member.
1435 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1436 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1437 * target.h (Sized_target::emit_copy_reloc): New function.
1438 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1440 2011-06-02 Cary Coutant <ccoutant@google.com>
1443 * gold/archive.cc (Archive::Archive): Initialize new data member.
1444 (Archive::include_all_members): Return if archive has already been
1446 * gold/archive.h (Archive::include_all_members_): New data member.
1448 2011-06-02 Nick Clifton <nickc@redhat.com>
1450 * dynobj.h: Fix spelling mistake in comment.
1451 * output.cc: Likewise.
1453 2011-05-31 Doug Kwan <dougkwan@google.com>
1457 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
1458 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1459 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1460 redundant arm_exidx_test.so.
1461 * testsuite/Makefile.in: Regenerate.
1462 (check_SCRIPTS): Add pr12826.sh
1463 (check_DATA): Add pr12826.stdout
1464 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1465 * testsuite/pr12826.sh: New file.
1466 * testsuite/pr12826_1.s: Ditto.
1467 * testsuite/pr12826_1.s: Ditto.
1469 2011-05-30 Ian Lance Taylor <iant@google.com>
1471 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1474 2011-05-29 Ian Lance Taylor <iant@google.com>
1477 * testsuite/Makefile.am: Use different file name for two_file_test
1478 temporary file for each incremental test.
1479 * testsuite/Makefile.in: Rebuild.
1481 2011-05-29 Ian Lance Taylor <iant@google.com>
1483 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1484 binary input file is empty.
1486 2011-05-27 Ian Lance Taylor <iant@google.com>
1488 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1489 (ver_test_9.so): Likewise.
1490 * testsuite/Makefile.in: Rebuild.
1492 2011-05-26 Cary Coutant <ccoutant@google.com>
1494 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1495 * incremental.cc (Incremental_inputs::report_input_section): Fix
1496 comment, indentation.
1497 (Incremental_inputs::report_comdat_group): New function.
1498 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1499 of data for incremental input file entry.
1500 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1501 group count, COMDAT group signatures.
1502 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1503 an unchanged input file.
1504 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1505 Initialize new data member.
1506 (Incremental_object_entry::add_comdat_group): New function.
1507 (Incremental_object_entry::get_comdat_group_count): New function.
1508 (Incremental_object_entry::get_comdat_signature_key): New function.
1509 (Incremental_object_entry::groups_): New data member.
1510 (Incremental_inputs::report_comdat_group): New function.
1511 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1512 data for incremental input file entry.
1513 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1514 (Incremental_input_entry_reader::get_input_section): Adjust size of
1515 data for incremental input file entry.
1516 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1517 (Incremental_input_entry_reader::get_comdat_group_signature): New
1519 * object.cc (Sized_relobj::include_section_group): Report kept
1520 COMDAT groups for incremental links.
1522 2011-05-24 David Meyer <pdox@google.com>
1524 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1525 with name parameter. Add found_name parameter.
1526 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1527 * dirsearch.h (class Dirsearch): Update declaration.
1529 2011-05-24 Ian Lance Taylor <iant@google.com>
1531 * archive.cc (Library_base::should_include_member): Pull in object
1532 from archive if it defines the entry symbol.
1533 * parameters.cc (Parameters::entry): New function.
1534 * parameters.h (class Parameters): Declare entry.
1535 * output.h (class Output_file_header): Remove entry_ field.
1536 * output.cc (Output_file_header::Output_file_header): Remove entry
1537 parameter. Change all callers.
1538 (Output_file_header::entry): Use parameters->entry.
1539 * gold.cc (queue_middle_tasks): Likewise.
1540 * plugin.cc (Plugin_hook::run): Likewise.
1542 2011-05-24 Cary Coutant <ccoutant@google.com>
1544 * gold.cc (queue_initial_tasks): Pass incremental base filename
1545 to Output_file::open_base_file; don't print error message.
1546 * incremental-dump.cc (main): Adjust call to
1547 Output_file::open_for_modification.
1548 * incremental-dump.cc (main): Likewise.
1549 * incremental.cc (Incremental_inputs::report_command_line):
1550 Ignore --incremental-base option when comparing command lines.
1551 Ignore parameter when given as separate argument.
1552 * options.h (class General_options): Add --incremental-base.
1553 * output.cc (Output_file::Output_file):
1554 (Output_file::open_base_file): Add base_name and writable parameters;
1555 read base file into new file; print error message here.
1556 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1558 * output.h (Output_file::open_for_modification): Rename to...
1559 (Output_file::open_base_file): ...this; add base_name and
1560 writable parameters; adjust all callers.
1561 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1563 * testsuite/Makefile.am (incremental_test_4): Test
1565 * testsuite/Makefile.in: Regenerate.
1567 2011-05-24 Cary Coutant <ccoutant@google.com>
1569 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1571 * testsuite/Makefile.in: Regenerate.
1572 * testsuite/two_file_test_1_v1.cc: New test source file.
1573 * testsuite/two_file_test_1b_v1.cc: New test source file.
1574 * testsuite/two_file_test_2_v1.cc: New test source file.
1576 2011-05-24 Cary Coutant <ccoutant@google.com>
1578 * dynobj.h (Dynobj::do_dynobj): New function.
1579 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1580 flag and soname for shared objects.
1581 * incremental.cc (Incremental_inputs::report_object): Make
1582 either Incremental_object_entry or Incremental_dynobj_entry; add
1583 soname to string table.
1584 (Incremental_inputs::report_input_section): Add assertion.
1585 (Output_section_incremental_inputs::set_final_data_size): Adjust
1586 type of input file entry for shared libraries; adjust size of
1587 shared library info entry.
1588 (Output_section_incremental_inputs::write_input_files): Write
1589 as_needed flag for shared libraries.
1590 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1591 of input file entry for shared libraries; write soname.
1592 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1593 soname from incremental info.
1594 * incremental.h (enum Incremental_input_flags): Add
1595 INCREMENTAL_INPUT_AS_NEEDED.
1596 (Incremental_input_entry::Incremental_input_entry): Initialize new
1598 (Incremental_input_entry::set_as_needed): New function.
1599 (Incremental_input_entry::as_needed): New function.
1600 (Incremental_input_entry::do_dynobj_entry): New function.
1601 (Incremental_input_entry::as_needed_): New data member.
1602 (Incremental_object_entry::Incremental_object_entry): Don't check
1604 (Incremental_object_entry::do_type): Likewise.
1605 (class Incremental_dynobj_entry): New class.
1606 (Incremental_input_entry_reader::as_needed): New function.
1607 (Incremental_input_entry_reader::get_soname): New function.
1608 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1609 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1610 size of shared library info entry.
1611 * layout.cc (Layout::finish_dynamic_section): Don't test for
1612 incremental link when adding DT_NEEDED entries.
1613 * object.h (Object::Object): Initialize new data member.
1614 (Object::dynobj): New function.
1615 (Object::set_as_needed): New function.
1616 (Object::as_needed): New function.
1617 (Object::do_dynobj): New function.
1618 (Object::as_needed_): New data member.
1620 2011-05-24 Cary Coutant <ccoutant@google.com>
1622 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1623 info; adjust display of GOT entries.
1624 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1625 vector of input objects; remove file_status_.
1626 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1627 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1628 got_plt reader; call target hooks to reserve GOT entries.
1629 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1630 of input file info header and GOT info entry.
1631 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1633 (Got_plt_view_info::got_descriptor): Remove.
1634 (Got_plt_view_info::sym_index): New data member.
1635 (Got_plt_view_info::input_index): New data member.
1636 (Local_got_offset_visitor::visit): Write input file index.
1637 (Global_got_offset_visitor::visit): Write 0 for input file index.
1638 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1639 with sym_index and input_index.
1640 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1641 incremental info GOT entry; replace got_descriptor with input_index.
1642 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1643 map from input file index to object.
1644 (Sized_relobj_incr::do_layout): Replace direct data member reference
1645 with accessor function.
1646 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1647 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1648 Adjust size of input file info header.
1649 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1650 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1651 (Incremental_input_entry_reader::get_input_section): Adjust size of
1652 input file info header.
1653 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1654 of incremental info GOT entry.
1655 (Incremental_got_plt_reader::get_got_desc): Remove.
1656 (Incremental_got_plt_reader::get_got_symndx): New function.
1657 (Incremental_got_plt_reader::get_got_input_index): New function.
1658 (Sized_incremental_binary::Sized_incremental_binary): Remove
1659 file_status_; add input_objects_.
1660 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1661 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1662 (Sized_incremental_binary::file_is_unchanged): Remove.
1663 (Sized_incremental_binary::set_input_object): New function.
1664 (Sized_incremental_binary::input_object): New function.
1665 (Sized_incremental_binary::file_status_): Remove.
1666 (Sized_incremental_binary::input_objects_): New data member.
1667 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1669 (Sized_relobj_incr::invalid_address): Move to base class.
1670 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1672 (Sized_relobj_incr::do_output_section_offset): Likewise.
1673 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1674 (Sized_relobj_incr::section_offsets_): Likewise.
1675 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1677 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1678 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1679 with accessor function.
1680 (Sized_relobj_file::do_layout): Likewise.
1681 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1682 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1683 (Sized_relobj_file::compute_final_local_value): Replace refs to
1684 section_offsets_ with accessor function.
1685 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1686 * object.h (Relobj::Relobj): Initialize new data members.
1687 (Relobj::add_dyn_reloc): New function.
1688 (Relobj::first_dyn_reloc): New function.
1689 (Relobj::dyn_reloc_count): New function.
1690 (Relobj::first_dyn_reloc_): New data member.
1691 (Relobj::dyn_reloc_count_): New data member.
1692 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1694 (Sized_relobj::Address): New typedef.
1695 (Sized_relobj::invalid_address): Move here from child class.
1696 (Sized_relobj::Sized_relobj): Initialize new data members.
1697 (Sized_relobj::sized_relobj): New function.
1698 (Sized_relobj::is_output_section_offset_invalid): Move here from
1700 (Sized_relobj::get_output_section_offset): Likewise.
1701 (Sized_relobj::local_has_got_offset): Likewise.
1702 (Sized_relobj::local_got_offset): Likewise.
1703 (Sized_relobj::set_local_got_offset): Likewise.
1704 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1705 (Sized_relobj::clear_got_offsets): New function.
1706 (Sized_relobj::section_offsets): Move here from child class.
1707 (Sized_relobj::do_output_section_offset): Likewise.
1708 (Sized_relobj::do_set_section_offset): Likewise.
1709 (Sized_relobj::Local_got_offsets): Likewise.
1710 (Sized_relobj::local_got_offsets_): Likewise.
1711 (Sized_relobj::section_offsets_): Likewise.
1712 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1714 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1716 (Sized_relobj_file::sized_relobj): New function
1717 (Sized_relobj_file::local_has_got_offset): Move to base class.
1718 (Sized_relobj_file::local_got_offset): Likewise.
1719 (Sized_relobj_file::set_local_got_offset): Likewise.
1720 (Sized_relobj_file::get_output_section_offset): Likewise.
1721 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1722 (Sized_relobj_file::do_output_section_offset): Likewise.
1723 (Sized_relobj_file::do_set_section_offset): Likewise.
1724 (Sized_relobj_file::Local_got_offsets): Likewise.
1725 (Sized_relobj_file::local_got_offsets_): Likewise.
1726 (Sized_relobj_file::section_offsets_): Likewise.
1727 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1729 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1730 (Output_reloc::get_symbol_index): Likewise.
1731 (Output_reloc::local_section_offset): Likewise.
1732 (Output_reloc::get_address): Likewise.
1733 (Output_reloc::symbol_value): Likewise.
1734 (Output_data_got::reserve_slot): Move to class definition.
1735 (Output_data_got::reserve_local): New function.
1736 (Output_data_got::reserve_slot_for_global): Remove.
1737 (Output_data_got::reserve_global): New function.
1738 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1739 (all constructors, two instantiations).
1740 (Output_reloc::get_relobj): New function (two instantiations).
1741 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1742 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1743 (Output_data_reloc::add_global): Adjust type of relobj.
1744 (Output_data_reloc::add_global_relative): Likewise.
1745 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1746 (Output_data_reloc::add_local): Likewise.
1747 (Output_data_reloc::add_local_relative): Likewise.
1748 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1749 (Output_data_reloc::add_local_section): Likewise.
1750 (Output_data_reloc::add_output_section): Likewise.
1751 (Output_data_reloc::add_absolute): Likewise.
1752 (Output_data_reloc::add_target_specific): Likewise.
1753 (Output_data_got::reserve_slot): Move definition here.
1754 (Output_data_got::reserve_local): New function.
1755 (Output_data_got::reserve_global): New function.
1756 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1757 section_offsets_ with accessor function.
1758 (Sized_relobj_file::write_sections): Likewise.
1759 (Sized_relobj_file::do_relocate_sections): Likewise.
1760 * target.h (Sized_target::reserve_local_got_entry): New function.
1761 (Sized_target::reserve_global_got_entry): New function.
1762 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1763 (Target_x86_64::reserve_global_got_entry): New function.
1764 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1766 2011-05-23 Cary Coutant <ccoutant@google.com>
1768 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1769 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1770 bit when checking got_type.
1771 * incremental.cc (Sized_incremental_binary::setup_readers):
1772 Store symbol table and string table locations; initialize bit vector
1773 of file status flags.
1774 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1776 (Sized_incremental_binary::do_process_got_plt): New function.
1777 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1778 (Output_section_incremental_inputs::set_final_data_size): Record
1779 file index for each input file.
1780 (Output_section_incremental_inputs::write_got_plt): Store file index
1781 instead of input entry offset for each GOT entry.
1783 (Incremental_input_entry::Incremental_input_entry): Initialize new
1785 (Incremental_input_entry::set_offset): Store file index.
1786 (Incremental_input_entry::get_file_index): New function.
1787 (Incremental_input_entry::file_index_): New data member.
1788 (Incremental_binary::process_got_plt): New function.
1789 (Incremental_binary::do_process_got_plt): New function.
1790 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1792 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1793 (Sized_incremental_binary::set_file_is_unchanged): New function.
1794 (Sized_incremental_binary::file_is_unchanged): New function.
1795 (Sized_incremental_binary::do_process_got_plt): New function.
1796 (Sized_incremental_binary::file_status_): New data member.
1797 (Sized_incremental_binary::main_symtab_loc_): New data member.
1798 (Sized_incremental_binary::main_strtab_loc_): New data member.
1799 * output.cc (Output_data_got::Got_entry::write): Add case
1801 (Output_data_got::add_global): Call add_got_entry.
1802 (Output_data_got::add_global_plt): Likewise.
1803 (Output_data_got::add_global_with_rel): Likewise.
1804 (Output_data_got::add_global_with_rela): Likewise.
1805 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1806 (Output_data_got::add_global_pair_with_rela): Likewise.
1807 (Output_data_got::add_local): Call add_got_entry.
1808 (Output_data_got::add_local_plt): Likewise.
1809 (Output_data_got::add_local_with_rel): Likewise.
1810 (Output_data_got::add_local_with_rela): Likewise.
1811 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1812 (Output_data_got::add_local_pair_with_rela): Likewise.
1813 (Output_data_got::reserve_slot): New function.
1814 (Output_data_got::reserve_slot_for_global): New function.
1815 (Output_data_got::add_got_entry): New function.
1816 (Output_data_got::add_got_entry_pair): New function.
1817 (Output_section::add_output_section_data): Edit FIXME.
1819 (Output_section_data_build::Output_section_data_build): New
1820 constructor with size parameter.
1821 (Output_data_space::Output_data_space): Likewise.
1822 (Output_data_got::Output_data_got): Initialize new data member; new
1823 constructor with size parameter.
1824 (Output_data_got::add_constant): Call add_got_entry.
1825 (Output_data_got::reserve_slot): New function.
1826 (Output_data_got::reserve_slot_for_global): New function.
1827 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1828 (Output_data_got::add_got_entry): New function.
1829 (Output_data_got::add_got_entry_pair): New function.
1830 (Output_data_got::free_list_): New data member.
1831 * target.h (Sized_target::init_got_plt_for_update): New function.
1832 (Sized_target::register_global_plt_entry): New function.
1833 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1834 Initialize new data member; call init; add constructor with PLT count.
1835 (Output_data_plt_x86_64::init): New function.
1836 (Output_data_plt_x86_64::add_relocation): New function.
1837 (Output_data_plt_x86_64::reserve_slot): New function.
1838 (Output_data_plt_x86_64::free_list_): New data member.
1839 (Target_x86_64::init_got_plt_for_update): New function.
1840 (Target_x86_64::register_global_plt_entry): New function.
1841 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1842 incremental updates.
1843 (Output_data_plt_x86_64::add_relocation): New function.
1844 * testsuite/object_unittest.cc (Object_test): Set default options.
1846 2011-05-16 Ian Lance Taylor <iant@google.com>
1848 * options.h (class General_options): Make -i a synonym for -r.
1850 2011-05-16 Ian Lance Taylor <iant@google.com>
1852 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1854 2011-05-10 Cary Coutant <ccoutant@google.com>
1856 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1859 2011-05-06 Ian Lance Taylor <iant@google.com>
1861 * layout.cc (Layout::layout): If the output section flags change,
1862 update the ordering.
1864 2011-04-25 Cary Coutant <ccoutant@google.com>
1866 * incremental-dump.cc (dump_incremental_inputs): Print local
1867 symbol info for each input file.
1869 (Output_section_incremental_inputs::set_final_data_size): Add local
1870 symbol info to input file entries in incremental info.
1871 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1872 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1873 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1874 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1876 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1877 (Sized_incr_relobj::do_relocate): Write the local symbols.
1878 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1879 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1880 Adjust size of input file header.
1881 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1882 (Incremental_inputs_reader::get_local_symbol_count): New function.
1883 (Incremental_inputs_reader::get_input_section): Adjust size of input
1885 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1886 (Sized_incr_relobj::This): New typedef.
1887 (Sized_incr_relobj::sym_size): New const data member.
1888 (Sized_incr_relobj::Local_symbol): New struct.
1889 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1890 (Sized_incr_relobj::do_local_symbol_offset): New function.
1891 (Sized_incr_relobj::local_symbol_count_): New data member.
1892 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1893 (Sized_incr_relobj::local_symbol_index_): New data member.
1894 (Sized_incr_relobj::local_symbol_offset_): New data member.
1895 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1896 (Sized_incr_relobj::local_symbols_): New data member.
1897 * object.h (Relobj::output_local_symbol_count): New function.
1898 (Relobj::local_symbol_offset): New function.
1899 (Relobj::do_output_local_symbol_count): New function.
1900 (Relobj::do_local_symbol_offset): New function.
1901 (Sized_relobj::do_output_local_symbol_count): New function.
1902 (Sized_relobj::do_local_symbol_offset): New function.
1904 2011-04-22 Vladimir Simonov <sv@sw.ru>
1906 * descriptors.cc (set_close_on_exec): New function.
1907 (Descriptors::open): Use set_close_on_exec.
1908 * output.cc (S_ISLNK): Define if not defined.
1910 2011-04-22 Cary Coutant <ccoutant@google.com>
1912 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1914 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1915 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1916 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1918 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1919 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1920 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1922 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1924 (Incremental_binary::apply_incremental_relocs): New function.
1925 (Incremental_binary::do_apply_incremental_relocs): New function.
1926 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1928 (Sized_incremental_binary::add_global_symbol): New function.
1929 (Sized_incremental_binary::global_symbol): New function.
1930 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1931 (Sized_incremental_binary::symbol_map_): New data member.
1932 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1933 * target.h (Sized_target::apply_relocation): New function.
1934 * target-reloc.h (apply_relocation): New function.
1935 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1937 2011-04-22 Doug Kwan <dougkwan@google.com>
1939 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1940 flag of a SHT_ARM_EXIDX section.
1941 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1942 * testsuite/Makefile.in: Regenerate.
1943 * testsuite/arm_exidx_test.s: New file.
1944 * testsuite/arm_exidx_test.sh: Same.
1946 2011-04-20 Cary Coutant <ccoutant@google.com>
1949 * archive.h (Incremental_archive_entry::Archive_member):
1950 Initialize arg_serial_ (second constructor).
1952 2011-04-17 Ian Lance Taylor <iant@google.com>
1954 * object.cc (Relocate_info::location): Simplify location string.
1955 * errors.cc (Errors::error_at_location): Don't print program
1957 (Errors::warning_at_location): Likewise.
1958 (Errors::undefined_symbol): Likewise.
1959 * testsuite/debug_msg.sh: Update accordingly.
1961 2011-04-14 Cary Coutant <ccoutant@google.com>
1963 * gold/layout.cc (Layout::symtab_section_offset): New function.
1964 * gold/layout.h (Layout::symtab_section_offset): New function.
1965 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1967 2011-04-12 Ian Lance Taylor <iant@google.com>
1969 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1970 with MREMAP_MAYMOVE.
1971 * output.h (class Output_file): Add map_is_allocated_ field.
1972 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1973 not available, provide stubs. If mremap is not available, #define
1975 (MREMAP_MAYMOVE): Define if not defined.
1976 (Output_file::Output_file): Initialize map_is_allocated_.
1977 (Output_file::resize): Check map_is_allocated_.
1978 (Output_file::map_anonymous): If mmap fails, use malloc.
1979 (Output_file::unmap): Don't do anything for an anonymous map.
1980 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1981 is not available, provide stubs.
1982 (File_read::View::~View): Use free rather than delete[].
1983 (File_read::make_view): Use malloc rather than new[]. If mmap
1985 (File_read::find_or_make_view): Use malloc rather than new[].
1986 * gold.h: Remove HAVE_REMAP code.
1987 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1988 exists. Rename mremap to gold_mremap. If mmap is not available
1990 * configure, config.in: Rebuild.
1992 2011-04-11 Ian Lance Taylor <iant@google.com>
1994 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1995 initialize local variable v.
1997 2011-04-11 Cary Coutant <ccoutant@google.com>
1999 * archive.cc (Archive::include_member): Adjust call to
2001 (Add_archive_symbols::run): Track argument serial numbers.
2002 (Lib_group::include_member): Likewise.
2003 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
2004 * archive.h (Incremental_archive_entry::Archive_member):
2005 Initialize arg_serial_.
2006 (Archive_member::arg_serial_): New data member.
2007 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
2008 (Sized_dynobj::do_add_symbols): Track symbols when doing an
2010 (Sized_dynobj::do_for_all_local_got_entries): New function.
2011 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
2013 * fileread.cc (get_mtime): New function.
2014 * fileread.h (get_mtime): New function.
2015 * gold.cc (queue_initial_tasks): Check for incremental update.
2016 (process_incremental_input): New function.
2017 (queue_middle_tasks): Don't force valid target for incremental
2019 * incremental-dump.cc (find_input_containing_global): Adjust
2020 size of symbol info entry.
2021 (dump_incremental_inputs): Dump argument serial number and
2022 in_system_directory flag; bias shndx by 1; print symbol names
2023 when dumping per-file symbol lists; use new symbol info readers.
2025 (Output_section_incremental_inputs:update_data_size): New function.
2026 (Sized_incremental_binary::setup_readers): Setup input readers
2027 for each input file; build maps for files added from libraries
2029 (Sized_incremental_binary::check_input_args): New function.
2030 (Sized_incremental_binary::do_check_inputs): Build map of argument
2031 serial numbers to input arguments.
2032 (Sized_incremental_binary::do_file_has_changed): Rename
2033 do_file_is_unchanged to this; compare file modification times.
2034 (Sized_incremental_binary::do_init_layout): New function.
2035 (Sized_incremental_binary::do_reserve_layout): New function.
2036 (Sized_incremental_binary::do_get_input_reader): Remove.
2037 (Sized_incremental_binary::get_symtab_view): New function.
2038 (Incremental_checker::can_incrementally_link_output_file): Remove.
2039 (Incremental_inputs::report_command_line): Exclude --debug options.
2040 (Incremental_inputs::report_archive_begin): Add parameter; track
2041 argument serial numbers; don't put input file entry for archive
2042 before archive members.
2043 (Incremental_inputs::report_archive_end): Put input file entry
2044 for archive after archive members.
2045 (Incremental_inputs::report_object): Add parameter; track argument
2046 serial numbers and in_system_directory flag.
2047 (Incremental_inputs::report_script): Add parameter; track argument
2049 (Output_section_incremental_inputs::set_final_data_size): Adjust
2050 size of symbol info entry; check for forwarding symbols.
2051 (Output_section_incremental_inputs::write_input_files): Write
2052 in_system_directory flag and argument serial number.
2053 (Output_section_incremental_inputs::write_info_blocks): Map section
2054 indices between incremental info and original input file; store
2055 input section index for each symbol.
2056 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
2057 change operator() to visit().
2058 (class Global_got_offset_visitor): Likewise.
2059 (class Global_symbol_visitor_got_plt):
2060 (Output_section_incremental_inputs::write_got_plt): Use new visitor
2062 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
2063 (Sized_incr_relobj::do_read_symbols): New function.
2064 (Sized_incr_relobj::do_layout): New function.
2065 (Sized_incr_relobj::do_layout_deferred_sections): New function.
2066 (Sized_incr_relobj::do_add_symbols): New function.
2067 (Sized_incr_relobj::do_should_include_member): New function.
2068 (Sized_incr_relobj::do_for_all_global_symbols): New function.
2069 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
2070 (Sized_incr_relobj::do_section_size): New function.
2071 (Sized_incr_relobj::do_section_name): New function.
2072 (Sized_incr_relobj::do_section_contents): New function.
2073 (Sized_incr_relobj::do_section_flags): New function.
2074 (Sized_incr_relobj::do_section_entsize): New function.
2075 (Sized_incr_relobj::do_section_address): New function.
2076 (Sized_incr_relobj::do_section_type): New function.
2077 (Sized_incr_relobj::do_section_link): New function.
2078 (Sized_incr_relobj::do_section_info): New function.
2079 (Sized_incr_relobj::do_section_addralign): New function.
2080 (Sized_incr_relobj::do_initialize_xindex): New function.
2081 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
2082 (Sized_incr_relobj::do_read_relocs): New function.
2083 (Sized_incr_relobj::do_gc_process_relocs): New function.
2084 (Sized_incr_relobj::do_scan_relocs): New function.
2085 (Sized_incr_relobj::do_count_local_symbols): New function.
2086 (Sized_incr_relobj::do_finalize_local_symbols): New function.
2087 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
2088 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
2089 (Sized_incr_relobj::do_relocate): New function.
2090 (Sized_incr_relobj::do_set_section_offset): New function.
2091 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
2092 (Sized_incr_dynobj::do_read_symbols): New function.
2093 (Sized_incr_dynobj::do_layout): New function.
2094 (Sized_incr_dynobj::do_add_symbols): New function.
2095 (Sized_incr_dynobj::do_should_include_member): New function.
2096 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
2097 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
2098 (Sized_incr_dynobj::do_section_size): New function.
2099 (Sized_incr_dynobj::do_section_name): New function.
2100 (Sized_incr_dynobj::do_section_contents): New function.
2101 (Sized_incr_dynobj::do_section_flags): New function.
2102 (Sized_incr_dynobj::do_section_entsize): New function.
2103 (Sized_incr_dynobj::do_section_address): New function.
2104 (Sized_incr_dynobj::do_section_type): New function.
2105 (Sized_incr_dynobj::do_section_link): New function.
2106 (Sized_incr_dynobj::do_section_info): New function.
2107 (Sized_incr_dynobj::do_section_addralign): New function.
2108 (Sized_incr_dynobj::do_initialize_xindex): New function.
2109 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
2110 (make_sized_incremental_object): New function.
2111 (Incremental_library::copy_unused_symbols): New function.
2112 (Incremental_library::do_for_all_unused_symbols): New function.
2113 * incremental.h (enum Incremental_input_flags): New type.
2114 (class Incremental_checker): Remove.
2115 (Incremental_input_entry::Incremental_input_entry): Add argument
2117 (Incremental_input_entry::arg_serial): New function.
2118 (Incremental_input_entry::set_is_in_system_directory): New function.
2119 (Incremental_input_entry::is_in_system_directory): New function.
2120 (Incremental_input_entry::arg_serial_): New data member.
2121 (Incremental_input_entry::is_in_system_directory_): New data member.
2122 (class Script_info): Move here from script.h.
2123 (Script_info::Script_info): Add filename parameter.
2124 (Script_info::filename): New function.
2125 (Script_info::filename_): New data member.
2126 (Incremental_script_entry::Incremental_script_entry): Add argument
2128 (Incremental_object_entry::Incremental_object_entry): Likewise.
2129 (Incremental_object_entry::add_input_section): Build list of input
2130 sections with map to original shndx.
2131 (Incremental_object_entry::get_input_section_index): New function.
2132 (Incremental_object_entry::shndx_): New data member.
2133 (Incremental_object_entry::name_key_): Rename; adjust all refs.
2134 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
2135 (Incremental_archive_entry::Incremental_archive_entry): Add argument
2137 (Incremental_inputs::report_archive_begin): Likewise.
2138 (Incremental_inputs::report_object): Likewise.
2139 (Incremental_inputs::report_script): Likewise.
2140 (class Incremental_global_symbol_reader): New class.
2141 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
2142 and store flags and input file type.
2143 (Incremental_input_entry_reader::arg_serial): New function.
2144 (Incremental_input_entry_reader::type): Extract type from flags.
2145 (Incremental_input_entry_reader::is_in_system_directory): New function.
2146 (Incremental_input_entry_reader::get_input_section_count): Call
2147 accessor function for type.
2148 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
2149 function for type; adjust size of global symbol entry.
2150 (Incremental_input_entry_reader::get_global_symbol_count): Call
2151 accessor function for type.
2152 (Incremental_input_entry_reader::get_object_count): Likewise.
2153 (Incremental_input_entry_reader::get_object_offset): Likewise.
2154 (Incremental_input_entry_reader::get_member_count): Likewise.
2155 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
2156 (Incremental_input_entry_reader::get_member_offset): Likewise.
2157 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
2158 (Incremental_input_entry_reader::Global_symbol_info): Remove.
2159 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
2160 (Incremental_input_entry_reader::get_global_symbol_reader): New
2162 (Incremental_input_entry_reader::get_output_symbol_index): New
2164 (Incremental_input_entry_reader::type_): Remove.
2165 (Incremental_input_entry_reader::flags_): New data member.
2166 (Incremental_inputs_reader::input_file_offset): New function.
2167 (Incremental_inputs_reader::input_file_index): New function.
2168 (Incremental_inputs_reader::input_file): Call input_file_offset.
2169 (Incremental_inputs_reader::input_file_at_offset): New function.
2170 (Incremental_relocs_reader::get_r_type): Reformat.
2171 (Incremental_relocs_reader::get_r_shndx): Reformat.
2172 (Incremental_relocs_reader::get_r_offset): Reformat.
2173 (Incremental_relocs_reader::data): New function.
2174 (Incremental_binary::Incremental_binary): Initialize new data members.
2175 (Incremental_binary::check_inputs): Add cmdline parameter.
2176 (Incremental_binary::file_is_unchanged): Remove.
2177 (Input_reader::arg_serial): New function.
2178 (Input_reader::get_unused_symbol_count): New function.
2179 (Input_reader::get_unused_symbol): New function.
2180 (Input_reader::do_arg_serial): New function.
2181 (Input_reader::do_get_unused_symbol_count): New function.
2182 (Input_reader::do_get_unused_symbol): New function.
2183 (Incremental_binary::input_file_count): New function.
2184 (Incremental_binary::get_input_reader): Change signature to use
2185 index instead of filename.
2186 (Incremental_binary::file_has_changed): New function.
2187 (Incremental_binary::get_input_argument): New function.
2188 (Incremental_binary::get_library): New function.
2189 (Incremental_binary::get_script_info): New function.
2190 (Incremental_binary::init_layout): New function.
2191 (Incremental_binary::reserve_layout): New function.
2192 (Incremental_binary::output_file): New function.
2193 (Incremental_binary::do_check_inputs): New function.
2194 (Incremental_binary::do_file_is_unchanged): Remove.
2195 (Incremental_binary::do_file_has_changed): New function.
2196 (Incremental_binary::do_init_layout): New function.
2197 (Incremental_binary::do_reserve_layout): New function.
2198 (Incremental_binary::do_input_file_count): New function.
2199 (Incremental_binary::do_get_input_reader): Change signature.
2200 (Incremental_binary::input_args_map_): New data member.
2201 (Incremental_binary::library_map_): New data member.
2202 (Incremental_binary::script_map_): New data member.
2203 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2205 (Sized_incremental_binary::output_section): New function.
2206 (Sized_incremental_binary::inputs_reader): Add const.
2207 (Sized_incremental_binary::symtab_reader): Add const.
2208 (Sized_incremental_binary::relocs_reader): Add const.
2209 (Sized_incremental_binary::got_plt_reader): Add const.
2210 (Sized_incremental_binary::get_symtab_view): New function.
2211 (Sized_incremental_binary::Inputs_reader): New typedef.
2212 (Sized_incremental_binary::Input_entry_reader): New typedef.
2213 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2214 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2215 (Sized_incremental_binary::do_file_has_changed): New function.
2216 (Sized_incremental_binary::do_init_layout): New function.
2217 (Sized_incremental_binary::do_reserve_layout): New function.
2218 (Sized_input_reader::Inputs_reader): Remove.
2219 (Sized_input_reader::Input_entry_reader): Remove.
2220 (Sized_input_reader::do_arg_serial): New function.
2221 (Sized_input_reader::do_get_unused_symbol_count): New function.
2222 (Sized_input_reader::do_get_unused_symbol): New function.
2223 (Sized_incremental_binary::do_input_file_count): New function.
2224 (Sized_incremental_binary::do_get_input_reader): Change signature;
2225 use index instead of filename.
2226 (Sized_incremental_binary::section_map_): New data member.
2227 (Sized_incremental_binary::input_entry_readers_): New data member.
2228 (class Sized_incr_relobj): New class.
2229 (class Sized_incr_dynobj): New class.
2230 (make_sized_incremental_object): New function.
2231 (class Incremental_library): New class.
2232 * layout.cc (Free_list::num_lists): New static data member.
2233 (Free_list::num_nodes): New static data member.
2234 (Free_list::num_removes): New static data member.
2235 (Free_list::num_remove_visits): New static data member.
2236 (Free_list::num_allocates): New static data member.
2237 (Free_list::num_allocate_visits): New static data member.
2238 (Free_list::init): New function.
2239 (Free_list::remove): New function.
2240 (Free_list::allocate): New function.
2241 (Free_list::dump): New function.
2242 (Free_list::print_stats): New function.
2243 (Layout_task_runner::run): Resize output file for incremental updates.
2244 (Layout::Layout): Initialize new data members.
2245 (Layout::set_incremental_base): New function.
2246 (Layout::init_fixed_output_section): New function.
2247 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2248 incremental updates.
2249 (Layout::create_gold_note): Do not create gold note section for
2250 incremental updates.
2251 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2252 for incremental updates.
2253 (Layout::set_section_offsets): For incremental updates, allocate space
2255 (Layout::create_symtab_sections): Layout with offsets relative to
2256 start of section; for incremental updates, allocate space from free
2258 (Layout::create_shdrs): For incremental updates, allocate space from
2260 (Layout::finish_dynamic_section): For incremental updates, do not
2261 check --as-needed (fixed in subsequent patch).
2262 * layout.h (class Free_list): New class.
2263 (Layout::set_incremental_base): New function.
2264 (Layout::incremental_base): New function.
2265 (Layout::init_fixed_output_section): New function.
2266 (Layout::allocate): New function.
2267 (Layout::incremental_base_): New data member.
2268 (Layout::free_list_): New data member.
2269 * main.cc (main): Print Free_list statistics.
2270 * object.cc (Relobj::finalize_incremental_relocs): Add
2271 clear_counts parameter; clear counts only when clear_counts is set.
2272 (Sized_relobj::Sized_relobj): Initialize new base class.
2273 (Sized_relobj::do_layout): Don't report special sections.
2274 (Sized_relobj::do_for_all_local_got_entries): New function.
2275 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2276 symtab_off to all symbol table offsets.
2277 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2278 * object.h (class Got_offset_list): Move to top of file.
2279 (Object::Object): Allow case where input_file == NULL.
2280 (Object::~Object): Likewise.
2281 (Object::input_file): Assert that input_file != NULL.
2282 (Object::lock): Allow case where input_file == NULL.
2283 (Object::unlock): Likewise.
2284 (Object::is_locked): Likewise.
2285 (Object::token): Likewise.
2286 (Object::release): Likewise.
2287 (Object::is_incremental): New function.
2288 (Object::get_mtime): New function.
2289 (Object::for_all_local_got_entries): New function.
2290 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2291 (Object::set_is_in_system_directory): New function.
2292 (Object::is_in_system_directory): New function.
2293 (Object::do_is_incremental): New function.
2294 (Object::do_get_mtime): New function.
2295 (Object::do_for_all_local_got_entries): New function.
2296 (Object::is_in_system_directory_): New data member.
2297 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2298 (class Sized_relobj_base): New class.
2299 (class Sized_relobj): Derive from Sized_relobj_base.
2300 (class Sized_relobj::Symbols): Redeclare from base class.
2301 (class Sized_relobj::local_got_offset_list): Remove.
2302 (class Sized_relobj::Output_sections): Redeclare from base class.
2303 (class Sized_relobj::do_for_all_local_got_entries): New function.
2304 (class Sized_relobj::write_local_symbols): Add offset parameter.
2305 (class Sized_relobj::local_symbol_offset_): Update comment.
2306 (class Sized_relobj::local_dynsym_offset_): Update comment.
2307 * options.cc (Input_arguments::add_file): Remove const.
2308 * options.h (Input_file_argument::Input_file_argument):
2309 Initialize arg_serial_ (all constructors).
2310 (Input_file_argument::set_arg_serial): New function.
2311 (Input_file_argument::arg_serial): New function.
2312 (Input_file_argument::arg_serial_): New data member.
2313 (Input_arguments::Input_arguments): Initialize file_count_.
2314 (Input_arguments::add_file): Remove const.
2315 (Input_arguments::number_of_input_files): New function.
2316 (Input_arguments::file_count_): New data member.
2317 (Command_line::number_of_input_files): Call
2318 Input_arguments::number_of_input_files.
2319 * output.cc (Output_segment_headers::Output_segment_headers):
2321 (Output_section::Input_section::current_data_size): New function.
2322 (Output_section::Output_section): Initialize new data members.
2323 (Output_section::add_input_section): Don't do merge sections for
2324 an incremental link; allocate space from free list for an
2326 (Output_section::add_output_section_data): Allocate space from
2327 free list for an incremental update.
2328 (Output_section::update_data_size): New function.
2329 (Output_section::set_fixed_layout): New function.
2330 (Output_section::reserve): New function.
2331 (Output_segment::set_section_addresses): Remove const.
2332 (Output_segment::set_section_list_addresses): Remove const; allocate
2333 space from free list for an incremental update.
2334 (Output_segment::set_offset): Adjust size of RELRO segment for an
2336 * output.h (Output_data::current_data_size): Move here from
2338 (Output_data::pre_finalize_data_size): New function.
2339 (Output_data::update_data_size): New function.
2340 (Output_section_headers::update_data_size): new function.
2341 (Output_section_data_build::current_data_size): Move to Output_data.
2342 (Output_data_strtab::update_data_size): New function.
2343 (Output_section::current_data_size): Move to Output_data.
2344 (Output_section::set_fixed_layout): New function.
2345 (Output_section::has_fixed_layout): New function.
2346 (Output_section::reserve): New function.
2347 (Output_section::update_data_size): New function.
2348 (Output_section::has_fixed_layout_): New data member.
2349 (Output_section::free_list_): New data member.
2350 (Output_segment::set_section_addresses): Remove const.
2351 (Output_segment::set_section_list_addresses): Remove const.
2352 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2354 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2356 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2357 parameter when calling Add_symbols constructor; store argument
2358 serial number for members of a lib group.
2359 (Add_symbols::locks): Allow case where token == NULL.
2360 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2361 (Read_member::~Read_member): New function.
2362 (Read_member::is_runnable): New function.
2363 (Read_member::locks): New function.
2364 (Read_member::run): New function.
2365 (Check_script::~Check_script): New function.
2366 (Check_script::is_runnable): New function.
2367 (Check_script::locks): New function.
2368 (Check_script::run): New function.
2369 (Check_library::~Check_library): New function.
2370 (Check_library::is_runnable): New function.
2371 (Check_library::locks): New function.
2372 (Check_library::run): New function.
2373 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2374 (Add_symbols::library_): New data member.
2375 (class Read_member): New class.
2376 (class Check_script): New class.
2377 (class Check_library): New class.
2378 * reloc.cc (Read_relocs::is_runnable): Allow case where
2380 (Read_relocs::locks): Likewise.
2381 (Scan_relocs::locks): Likewise.
2382 (Relocate_task::locks): Likewise.
2383 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2385 (Sized_relobj::incremental_relocs_scan): Fix comment.
2386 (Sized_relobj::do_relocate): Pass output file offset to
2387 write_local_symbols.
2388 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2389 from class declaration.
2390 * script.cc (read_input_script): Allocate Script_info; pass
2391 argument serial number to report_script.
2392 * script.h (class Script_info): Move to incremental.h.
2393 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2394 * symtab.h (Symbol_table::add_from_incrobj): New function.
2395 (Symbol_table::set_file_offset): New function.
2397 2011-04-05 Cary Coutant <ccoutant@google.com>
2399 * incremental-dump.cc (dump_incremental_inputs): Change signature
2400 to take a Sized_incremental_binary; change caller. Use readers
2401 in Sized_incremental_binary.
2403 (Sized_incremental_binary::find_incremental_inputs_sections):
2404 Rename do_find_incremental_inputs_sections to this.
2405 (Sized_incremental_binary::setup_readers): New function.
2406 (Sized_incremental_binary::do_check_inputs): Check
2407 has_incremental_info_ flag; move setup code to setup_readers;
2409 (Sized_incremental_binary::do_file_is_unchanged): New function.
2410 (Sized_incremental_binary::do_get_input_reader): New function.
2411 * incremental.h (class Incremental_binary): Move to end of file.
2412 (Incremental_binary::file_is_unchanged): New function.
2413 (Incremental_binary::do_file_is_unchanged): New function.
2414 (Incremental_binary::Input_reader): New class.
2415 (Incremental_binary::get_input_reader): New function.
2416 (class Sized_incremental_binary): Move to end of file.
2417 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2418 input section reader classes.
2419 (Sized_incremental_binary::has_incremental_info): New function.
2420 (Sized_incremental_binary::inputs_reader): New function.
2421 (Sized_incremental_binary::symtab_reader): New function.
2422 (Sized_incremental_binary::relocs_reader): New function.
2423 (Sized_incremental_binary::got_plt_reader): New function.
2424 (Sized_incremental_binary::do_file_is_unchanged): New function.
2425 (Sized_incremental_binary::Sized_input_reader): New class.
2426 (Sized_incremental_binary::get_input_reader): New function.
2427 (Sized_incremental_binary::find_incremental_inputs_sections):
2428 Rename do_find_incremental_inputs_sections to this.
2429 (Sized_incremental_binary::setup_readers): New function.
2430 (Sized_incremental_binary::has_incremental_info_): New data member.
2431 (Sized_incremental_binary::inputs_reader_): New data member.
2432 (Sized_incremental_binary::symtab_reader_): New data member.
2433 (Sized_incremental_binary::relocs_reader_): New data member.
2434 (Sized_incremental_binary::got_plt_reader_): New data member.
2435 (Sized_incremental_binary::current_input_file_): New data member.
2437 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2440 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2443 2011-03-30 Cary Coutant <ccoutant@google.com>
2445 * archive.cc (Archive::include_member): Adjust call to report_object.
2446 (Add_archive_symbols::run): Add script_info to call to
2447 report_archive_begin.
2448 (Lib_group::include_member): Adjust call to report_object.
2449 (Add_lib_group_symbols::run): Adjust call to report_object.
2450 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2451 blocks. Add object count for script input files.
2452 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2453 script_info parameter; change all callers.
2454 (Incremental_inputs::report_object): Add script_info parameter;
2456 (Incremental_inputs::report_script): Store backpointer to
2457 incremental info entry.
2458 (Output_section_incremental_inputs::set_final_data_size): Record
2459 additional information for scripts.
2460 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2461 * incremental.h (Incremental_script_entry::add_object): New function.
2462 (Incremental_script_entry::get_object_count): New function.
2463 (Incremental_script_entry::get_object): New function.
2464 (Incremental_script_entry::objects_): New data member; adjust
2466 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2467 (Incremental_inputs::report_object): Add script_info parameter.
2468 (Incremental_inputs_reader::get_object_count): New function.
2469 (Incremental_inputs_reader::get_object_offset): New function.
2470 * options.cc (Input_arguments::add_file): Return reference to
2472 * options.h (Input_argument::set_script_info): New function.
2473 (Input_argument::script_info): New function.
2474 (Input_argument::script_info_): New data member; adjust all
2476 (Input_file_group::add_file): Return reference to new input argument.
2477 (Input_file_lib::add_file): Likewise.
2478 (Input_arguments::add_file): Likewise.
2479 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2480 * script.cc (Parser_closure::Parser_closure): Add script_info
2481 parameter; adjust all callers.
2482 (Parser_closure::script_info): New function.
2483 (Parser_closure::script_info_): New data member.
2484 (read_input_script): Report scripts earlier to incremental info.
2485 (script_add_file): Set script_info in Input_argument.
2486 (script_add_library): Likewise.
2487 * script.h (Script_options::Script_info): Rewrite class.
2489 2011-03-29 Cary Coutant <ccoutant@google.com>
2491 * archive.cc (Library_base::should_include_member): Move
2492 method here from class Archive.
2493 (Archive::Archive): Initialize base class.
2494 (Archive::should_include_member): Move to base class.
2495 (Archive::do_for_all_unused_symbols): New function.
2496 (Add_archive_symbols::run): Remove redundant access to
2498 (Lib_group::Lib_group): Initialize base class.
2499 (Lib_group::do_filename): New function.
2500 (Lib_group::include_member): Pass pointer to Lib_group to
2502 (Lib_group::do_for_all_unused_symbols): New function.
2503 (Add_lib_group_symbols::run): Report archive information for
2505 * archive.h (class Library_base): New base class.
2506 (class Archive): Derive from Library_base.
2507 (Archive::filename): Move to base class.
2508 (Archive::set_incremental_info): Likewise.
2509 (Archive::incremental_info): Likewise.
2510 (Archive::Should_include): Likewise.
2511 (Archive::should_include_member): Likewise.
2512 (Archive::Armap_entry): Remove.
2513 (Archive::Unused_symbol_iterator): Remove.
2514 (Archive::unused_symbols_begin): Remove.
2515 (Archive::unused_symbols_end): Remove.
2516 (Archive::do_filename): New function.
2517 (Archive::do_get_mtime): New function.
2518 (Archive::do_for_all_unused_symbols): New function.
2519 (Archive::task_): Move to base class.
2520 (Archive::incremental_info_): Likewise.
2521 (class Lib_group): Derive from Library_base.
2522 (Lib_group::do_filename): New function.
2523 (Lib_group::do_get_mtime): New function.
2524 (Lib_group::do_for_all_unused_symbols): New function.
2525 (Lib_group::task_): Move to base class.
2526 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2528 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2530 * incremental.cc (Incremental_inputs::report_archive_begin):
2531 Use Library_base; call library's get_mtime; add incremental inputs
2532 entry before members.
2533 (class Unused_symbol_visitor): New class.
2534 (Incremental_inputs::report_archive_end): Use Library_base; use
2535 visitor class to record unused symbols; don't add incremental inputs
2536 entry after members.
2537 (Incremental_inputs::report_object): Use Library_base.
2539 (Incremental_archive_entry::Incremental_archive_entry): Remove
2540 unused Archive parameter.
2541 (Incremental_inputs::report_archive_begin): Use Library_base.
2542 (Incremental_inputs::report_archive_end): Likewise.
2543 (Incremental_inputs::report_object): Likewise.
2544 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2546 * object.h (Object::for_all_global_symbols): New function.
2547 (Object::do_for_all_global_symbols): New function.
2548 (Sized_relobj::do_for_all_global_symbols): New function.
2549 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2551 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2554 2011-03-27 Ian Lance Taylor <iant@google.com>
2556 * archive.cc (Archive::interpret_header): Return -1 if something
2557 goes wrong. Change callers accordingly.
2559 2011-03-25 Cary Coutant <ccoutant@google.com>
2561 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2562 * testsuite/Makefile.in: Regenerate.
2564 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
2566 * plugin.cc (get_view): New.
2567 (Plugin::load): Pass get_view to the plugin.
2568 (Plugin_manager::get_view): New.
2570 2011-03-21 Ian Lance Taylor <iant@google.com>
2572 * testsuite/final_layout.sh: Rewrite to not use dc.
2573 * testsuite/relro_test.sh: Fail if dc is not present.
2575 2011-03-21 Sriraman Tallam <tmsriram@google.com>
2577 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2579 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2580 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2582 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2583 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2585 2011-03-14 Ian Lance Taylor <iant@google.com>
2587 * script-sections.cc (Sort_output_sections::script_compare):
2588 Rename from is_before, change return type.
2589 (Sort_output_sections::operator()): Adjust accordingly.
2591 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2594 * testsuite/odr_violation2.cc: Add comment to make all error line
2595 numbers double digits.
2596 * testsuite/debug_msg.sh: Adjust expected errors.
2598 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2600 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2601 but mark earlier ones as non-canonical
2602 (offset_to_iterator): Update search target and example
2603 (do_addr2line): Return extra lines in a vector*
2604 (format_file_lineno): Extract from do_addr2line
2605 (one_addr2line): Add vector* out-param
2606 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2607 when a lineno entry appeared last for its instruction
2608 (Dwarf_line_info): Add vector* out-param
2609 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2610 * symtab.cc (Odr_violation_compare): Include the lineno in the
2612 (linenos_from_loc): New. Combine the canonical line for an
2613 address with its other lines.
2614 (True_if_intersect): New. Helper functor to make
2615 std::set_intersection a query.
2616 (detect_odr_violations): Compare sets of lines instead of just
2617 one line for each function. This became less deterministic, but
2618 has fewer false positives.
2619 * symtab.h: Declarations.
2620 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2621 mix an optimized and non-optimized object in the same binary
2622 (odr_violation2.so): Same.
2623 * testsuite/Makefile.in: Regenerate from Makefile.am.
2624 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2625 * testsuite/debug_msg.sh: Update line numbers and add
2627 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2628 non-optimized context.
2629 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2630 isn't inlined, and use OdrDerived in an optimized context.
2631 * testsuite/odr_header1.h: Defines OdrDerived, where
2632 optimization will change the
2633 first-instruction-in-the-destructor's file and line number.
2634 * testsuite/odr_header2.h: Defines OdrBase.
2636 2011-03-09 Ian Lance Taylor <iant@google.com>
2638 * fileread.cc (File_read::clear_views): Don't delete the whole
2641 2011-03-08 Ian Lance Taylor <iant@google.com>
2644 * fileread.cc: #include <climits>.
2645 (GOLD_IOV_MAX): Define.
2646 (File_read::read_multiple): Limit number of entries by iov_max.
2647 * fileread.h (class File_read): Always set max_readv_entries to
2650 2011-03-07 Ian Lance Taylor <iant@google.com>
2653 * options.h (class General_options): Add -dy and -dn.
2655 2011-03-02 Cary Coutant <ccoutant@google.com>
2657 * testsuite/script_test_9.t: Add TLS segment.
2659 2011-03-02 Simon Baldwin <simonb@google.com>
2661 * configure.ac: Add check for gnu_indirect_function support in
2662 the toolchain building binutils.
2663 * configure: Rebuild.
2665 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2667 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2668 plugin only symbols.
2669 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2670 in plugin files as not needed in the symbol table.
2672 2011-02-11 Sriraman Tallam <tmsriram@google.com>
2674 * output.cc (Output_section::add_input_section): Delay fill
2675 generation for section ordering.
2677 2011-02-09 Ian Lance Taylor <iant@google.com>
2680 * object.h (class Sized_relobj): Remove clear_local_symbols.
2681 * reloc.cc (Sized_relobj::do_relocate): Don't call
2682 clear_local_symbols.
2684 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2686 * plugin.cc (is_visible_from_outside): Return true for symbols
2689 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2691 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2694 2011-02-02 Sriraman Tallam <tmsriram@google.com>
2696 * icf.h (is_section_foldable_candidate): Change type of parameter
2698 * icf.cc (Icf::find_identical_sections): Change type of local variable
2699 section_name to be std::string.
2700 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2702 2011-01-25 Ian Lance Taylor <iant@google.com>
2704 * script.cc (script_add_extern): Rewrite to use
2705 add_symbol_reference.
2707 2011-01-25 Doug Kwan <dougkwan@google.com>
2709 * icf.cc (get_section_contents): Always lock section's object.
2711 2011-01-24 Ian Lance Taylor <iant@google.com>
2713 * options.h (class General_options): Accept
2714 --no-detect-odr-violations.
2716 2011-01-24 Ian Lance Taylor <iant@google.com>
2718 * version.cc (version_string): Bump to 1.11.
2720 2011-01-24 Ian Lance Taylor <iant@google.com>
2722 * plugin.cc (class Plugin_rescan): Define new class.
2723 (Plugin_manager::claim_file): Set any_claimed_.
2724 (Plugin_manager::save_archive): New function.
2725 (Plugin_manager::save_input_group): New function.
2726 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2728 (Plugin_manager::new_undefined_symbol): New function.
2729 (Plugin_manager::rescan): New function.
2730 (Plugin_manager::rescannable_defines): New function.
2731 (Plugin_manager::add_input_file): Set any_added_.
2732 * plugin.h (class Plugin_manager): define new fields rescannable_,
2733 undefined_symbols_, any_claimed_, and any_added_. Declare
2734 Plugin_rescan as friend. Declare new functions.
2735 (Plugin_manager::Rescannable): Define type.
2736 (Plugin_manager::Rescannable_list): Define type.
2737 (Plugin_manager::Undefined_symbol_list): Define type.
2738 (Plugin_manager::Plugin_manager): Initialize new fields.
2739 * archive.cc (Archive::defines_symbol): New function.
2740 (Add_archive_symbols::run): Pass archive to plugins if any.
2741 * archive.h (class Archive): Declare defines_symbol.
2742 * readsyms.cc (Input_group::~Input_group): New function.
2743 (Finish_group::run): Pass input_group to plugins if any.
2744 * readsyms.h (class Input_group): Declare destructor.
2745 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2748 2011-01-10 Ian Lance Taylor <iant@google.com>
2750 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2752 (Layout::set_segment_offsets): Reset increase_relro before calling
2753 set_section_addresses a second time.
2755 2011-01-04 Cary Coutant <ccoutant@google.com>
2757 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2758 sections before NOBITS sections.
2760 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2762 * version.cc (print_version): Update copyright to 2011.
2764 2010-12-23 Cary Coutant <ccoutant@google.com>
2766 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2767 of OS to this->add. Add OD parameter to second form of the function.
2769 2010-12-20 Ian Lance Taylor <iant@google.com>
2771 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2772 second of two consecutive entries with same offset.
2774 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2776 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2777 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2778 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2779 to avoid unneeded links against $(LDADD).
2780 * testsuite/Makefile.in: Regenerate.
2782 2010-12-15 Ian Lance Taylor <iant@google.com>
2785 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2786 for R_X86_64_32 and R_X86_64_PC32.
2787 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2788 ver_matching_def_pic.o.
2789 (ver_matching_def_pic.o): New target.
2791 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2793 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2794 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2795 Move definition before File_read::View member definitions.
2796 (File_read::View::~View): Initialize and hold lock before
2797 updating current_mapped_bytes.
2799 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2801 * dwarf_reader.cc: Remove outdated comment.
2802 * gold-threads.cc: Fix typo in error message.
2803 * archive.cc: Fix typos in comments.
2804 * archive.h: Likewise.
2805 * arm-reloc-property.cc: Likewise.
2806 * arm-reloc-property.h: Likewise.
2807 * arm-reloc.def: Likewise.
2809 * attributes.h: Likewise.
2810 * cref.cc: Likewise.
2811 * ehframe.cc: Likewise.
2812 * fileread.h: Likewise.
2814 * i386.cc: Likewise.
2816 * incremental.h: Likewise.
2817 * int_encoding.cc: Likewise.
2818 * layout.h: Likewise.
2819 * main.cc: Likewise.
2820 * merge.h: Likewise.
2821 * object.cc: Likewise.
2822 * object.h: Likewise.
2823 * options.cc: Likewise.
2824 * readsyms.cc: Likewise.
2825 * reduced_debug_output.cc: Likewise.
2826 * reloc.cc: Likewise.
2827 * script-sections.cc: Likewise.
2828 * sparc.cc: Likewise.
2829 * symtab.h: Likewise.
2830 * target-reloc.h: Likewise.
2831 * target.cc: Likewise.
2832 * target.h: Likewise.
2833 * timer.cc: Likewise.
2834 * timer.h: Likewise.
2835 * x86_64.cc: Likewise.
2837 2010-12-09 Cary Coutant <ccoutant@google.com>
2839 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2841 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2842 parameter; change all callers.
2843 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2844 * options.h (warn_execstack): New option.
2846 2010-12-07 Doug Kwan <dougkwan@google.com>
2848 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2849 like function call relocations.
2851 2010-12-07 Ian Lance Taylor <iant@google.com>
2853 * archive.cc (Archive::get_elf_object_for_member): Permit
2854 punconfigured to be NULL.
2855 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2856 (Archive::include_member): Pass NULL to get_elf_object_for_member
2857 if we searched for the archive and this is the first included
2860 2010-12-01 Ian Lance Taylor <iant@google.com>
2862 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2863 track_relocs_type_ field.
2864 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2865 Set track_relocs_type_.
2866 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2867 contents when using RELA relocs.
2868 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2870 * reloc.cc (Track_relocs::next_addend): New function.
2871 * reloc.h (class Track_relocs): Declare next_addend.
2873 2010-12-01 Ian Lance Taylor <iant@google.com>
2875 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2878 2010-12-01 Ian Lance Taylor <iant@google.com>
2880 * README: Update compilers known to work and fail.
2882 2010-11-23 Matthias Klose <doko@ubuntu.com>
2884 * configure.in: For --enable-gold, handle value `default' instead of
2885 `both*'. Always install ld as ld.bfd, install as ld if gold is
2887 * configure: Regenerate.
2889 2010-11-18 Doug Kwan <dougkwan@google.com>
2891 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2892 and right_alignment to be zero. Store result alignment only if it is
2893 greater than existing alignment.
2895 2010-11-16 Cary Coutant <ccoutant@google.com>
2898 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2899 Check for ".zdebug_line".
2901 2010-11-16 Doug Kwan <dougkwan@google.com>
2902 Cary Coutant <ccoutant@google.com>
2904 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2905 by reference; adjust all callers.
2906 * output.cc (Output_segment::set_section_addresses): Adjust references
2907 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2909 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2910 end at page boundary.
2912 2010-11-16 Cary Coutant <ccoutant@google.com>
2915 * layout.cc (Layout::choose_output_section): Transform names of
2916 compressed sections even when using a script with a SECTIONS clause.
2917 (Layout::output_section_name): Remove code to transform
2918 compressed debug section names.
2919 * output.cc (Output_section::add_input_section): Use uncompressed
2920 section size when tracking input sections.
2922 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2924 * symtab.h (Symbol::NON_PIC_REF): Remove.
2925 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2926 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2927 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2928 (Symbol::use_plt_offset): Take a flags argument and pass it
2929 directly to needs_dynamic_reloc. Restrict check for undefined
2930 weak symbols to function calls.
2931 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2932 (Target_arm::Scan::global): Use it.
2933 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2934 (Target_arm::Relocate::relocate): Likewise.
2935 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2936 parameter with an r_type parameter. Use get_reference_flags
2938 (Target_arm::Relocate::relocate): Update accordingly.
2939 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2940 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2941 (Target_i386::Scan::global): Likewise.
2942 (Target_i386::Relocate::relocate): Likewise.
2943 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2944 parameter with an r_type parameter. Use get_reference_flags
2946 (Target_i386::Relocate::relocate): Update accordingly.
2947 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2948 (Target_powerpc::Scan::global): Use it.
2949 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2950 (Target_powerpc::Relocate::relocate): Likewise.
2951 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2952 (Target_sparc::Scan::global): Use it.
2953 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2954 (Target_sparc::Relocate::relocate): Likewise.
2955 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2956 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2957 (Target_x86_64::Scan::global): Likewise.
2958 (Target_x86_64::Relocate::relocate): Likewise.
2960 2010-11-08 Doug Kwan <dougkwan@google.com>
2961 Cary Coutant <ccoutant@google.com>
2963 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2964 (Arm_exidx_merge_section::section_contents_): New data member.
2965 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2966 (Arm_input_section::~Arm_input_section): De-allocate memory.
2967 (Arm_input_section::original_contents_): New data member.
2968 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2969 in parameters instead of calling Object::section_contents without
2971 (Arm_output_section::group_section): New parameter TASK. Pass it
2972 to callees that need locking objects.
2973 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2974 to lock EXIDX input sections. Fix a formatting issue. Call
2975 Arm_exidx_merged_section::build_contents to create merged section
2977 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2978 to lock object of stub table owner.
2979 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2980 TEXT_SIZE to initialize data member TEXT_SIZE_.
2981 (Arm_exidx_input_section::addralign): Fix typo in comment.
2982 (Arm_exidx_input_section::text_size): New method.
2983 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2984 that require locking objects. Lock objects before scanning for stubs
2985 and updating local symbols.
2986 (Arm_input_section<big_endian>::init): Copy contents of original
2988 (Arm_input_section<big_endian>::do_write): Use saved contents of
2989 original input section instead of calling Object::section_contents
2991 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2992 size without calling Object::section_size().
2993 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2994 for size. Allocate a buffer for merged EXIDX entries.
2995 (Arm_exidx_merged_section::build_contents): New method.
2996 (Arm_exidx_merged_section::do_write): Move merge section contents
2997 building code to Arm_exidx_merged_section::build_contetns. Write
2998 out contetns in buffer instead of building it on the fly.
2999 (Arm_relobj::make_exidx_input_section): Also pass text section size
3000 to Arm_exidx_input_section constructor.
3001 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
3002 (Arm_dynobj::do_read_symbols): Fix memory leak.
3003 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
3004 * target.h: (class Task): Add forward declaration.
3005 (Target::relax): Add new parameter TASK and pass it to
3007 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
3009 2010-11-05 Cary Coutant <ccoutant@google.com>
3012 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
3013 object when reading from the file.
3014 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
3016 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
3017 when reading section contents.
3018 (get_section_contents): Likewise.
3019 (icf::find_identical_sections): Likewise.
3020 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
3021 object when reading from the file.
3022 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
3023 the object when doing deferred section layout.
3025 2010-11-03 Nick Clifton <nickc@redhat.com>
3028 * script.h (class Symbol_assignment: name): New member. Returns
3029 the name of the symbol.
3030 * scrfipt.cc (Script_options::is_pending_assignment): New member.
3031 Returns true if the given symbol name is on the list of
3032 assignments wating to be processed.
3033 * archive.cc (should_incldue_member): If the symbol is undefined,
3034 check to see if it is on the list of symbols pending assignment.
3036 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
3038 * script-sections.cc (Script_sections::find_memory_region): Check
3039 for a NULL output section pointer.
3041 2010-10-29 Doug Kwan <dougkwan@google.com>
3043 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
3044 Output_section::add_relaxed_input_section.
3045 * output.cc (Output_section::add_relaxed_input_section): Add new
3046 arguments LAYOUT and NAME. Set section order index.
3047 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3048 Copy section order index.
3049 * output.h (Output_section::add_relaxed_input_section): Add new
3050 arguments LAYOUT and NAME.
3052 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3054 * testsuite/Makefile.am: Move gcctestdir/ld rule to
3055 NATIVE_OR_CROSS_LINKER.
3056 * testsuite/Makefile.in: Regenerate.
3058 2010-10-20 Doug Kwan <dougkwan@google.com>
3060 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
3061 without SHF_LINK_ORDER flags.
3062 * layout.cc (Layout::choose_output_section): Do not filter
3063 SHF_LINK_ORDER flag in a relocatable link.
3065 2010-10-17 Cary Coutant <ccoutant@google.com>
3067 * output.h (Output_segment::set_section_addresses): Change function
3068 signature. Update all callers.
3069 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
3071 (Output_segment::set_section_addresses): Align after last TLS
3072 section. Add padding before last relro section instead of after.
3074 2010-10-17 Doug Kwan <dougkwan@google.com>
3076 * gold/arm.cc (Target_arm::got_section): Use correct order and set
3077 GOT output section to be writable.
3079 2010-10-14 Cary Coutant <ccoutant@google.com>
3081 * debug.h (DEBUG_INCREMENTAL): New flag.
3082 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
3083 * gold.cc (queue_initial_tasks): Check parameters for incremental link
3085 * incremental.cc (report_command_line): Ignore all forms of
3087 * layout.cc (Layout::Layout): Check parameters for incremental link
3089 * options.cc (General_options::parse_incremental): New function.
3090 (General_options::parse_no_incremental): New function.
3091 (General_options::parse_incremental_full): New function.
3092 (General_options::parse_incremental_update): New function.
3093 (General_options::incremental_mode_): New data member.
3094 (General_options::finalize): Check incremental_mode_.
3095 * options.h (General_options): Update help text for --incremental.
3096 Add --no-incremental, --incremental-full, --incremental-update.
3097 (General_options::Incremental_mode): New enum type.
3098 (General_options::incremental_mode): New function.
3099 (General_options::incremental_mode_): New data member.
3100 * parameters.cc (Parameters::incremental_mode_): New data member.
3101 (Parameters::set_options): Set incremental_mode_.
3102 (Parameters::set_incremental_full): New function.
3103 (Parameters::incremental): New function.
3104 (Parameters::incremental_update): New function.
3105 (set_parameters_incremental_full): New function.
3106 * parameters.h (Parameters::set_incremental_full): New function.
3107 (Parameters::incremental): New function.
3108 (Parameters::incremental_update): New function.
3109 (Parameters::incremental_mode_): New data member.
3110 (set_parameters_incremental_full): New function.
3111 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
3112 incremental link mode.
3113 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
3114 (Sized_relobj::do_relocate_sections): Likewise.
3115 * testsuite/Makefile.am (incremental_test): Use --incremental-full
3117 * testsuite/Makefile.in: Regenerate.
3118 * testsuite/incremental_test.sh: Filter all forms of --incremental.
3120 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3122 * script-sections.h (class Script_sections): Make
3123 Sections_elements typedef public.
3124 * script-sections.cc (class Sort_output_sections): Add elements_
3125 field. Add constructor which sets it; change all callers.
3126 (Sort_output_sections::is_before): New function.
3127 (Sort_output_sections::operator()): Call is_before.
3128 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
3130 * testsuite/script_test_10.sh: New test. Test script section
3132 * testsuite/script_test_10.t: Likewise.
3133 * testsuite/script_test_10.s: Likewise.
3134 * testsuite/Makefile.am: Wrap the cross linker tests and the
3135 common tests into NATIVE_OR_CROSS_LINKER.
3136 (check_SCRIPTS): Add script_test_10.sh.
3137 (check_DATA): Add script_test_10.stdout.
3138 (script_test_10.o, script_test_10): New targets.
3139 (script_test_10.stdout): New target.
3140 * configure, testsuite/Makefile.in: Regenerate.
3142 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3144 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
3145 error for the deprecated relocations.
3146 (Target_arm::Scan::global): Likewise.
3147 (Target_arm::Relocate::relocate): Likewise.
3149 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3151 * fileread.cc (Input_file::find_file): Initialize *found_name
3152 and *namep when using the fallback search for case 4.
3154 2010-10-11 Cary Coutant <ccoutant@google.com>
3156 * options.h (class General_options): Redefine -z lazy as an alias for
3157 the negation of -z now.
3159 2010-10-11 Ian Lance Taylor <iant@google.com>
3161 * resolve.cc (symbol_to_bits): Report the value of the unsupported
3164 2010-10-06 Nick Clifton <nickc@redhat.com>
3166 * script-sections.cc(class Memory_region): Remove
3167 current_lma_offset_ field. Rename current_vma_offset_ to
3168 current_offset_. Add last_section_ field.
3169 (Memory_region::get_current_vma_address): Rename to
3170 get_current_address.
3171 (Memory_region::get_current_lma_address): Delete.
3172 (Memory_region::increment_vma_offset): Rename to
3174 (Memory_region::increment_lma_offset): Delete.
3175 (Memory_region::attributes_compatible): New method. Returns
3176 true if the provided section is compatible with the region.
3177 (Memory_region::get_last_section): New method. Returns the last
3178 section to use the region.
3179 (Memory_region::set_last_section): New method. Stores the last
3180 section to use the region.
3181 (Script_sections::block_in_region): New method. Returns true if
3182 a block of memory is contained within a region.
3183 (Script_sections::find_memory_region): New method. Locates a
3184 memory region to be used to set a VMA or LMA address.
3185 (Output_section_definition::set_section_addresses): Add code to
3186 check for addresses set by memory regions.
3187 (Output_segment::set_section_addresses): Remove memory region
3189 (Script_sections::create_segment): Add a warning if a header
3190 segment is created outside of any region.
3191 * script-sections.h (class Script_sections): Add prototypes for
3192 find_memory_region and block_in_region methods.
3193 * testsuite/memory_test.s: Use .long instead of .word.
3194 * testsuite/memory_test.t: Add some more output sections.
3195 * testsuite/memory_test.sh: Update expected output.
3197 2010-10-02 Doug Kwan <dougkwan@google.com>
3199 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3200 defintion to symtab.h
3201 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3202 declaration to defintion.
3204 2010-10-01 Nick Clifton <nickc@redhat.com>
3206 * expression.cc (eval): Replace dummy argument with NULL.
3207 (eval_maybe_dot): Check for a NULL result section pointer.
3208 (Symbol_expression::value): Likewise.
3209 (Dot_expression::value): Likewise.
3210 (BINARY_EXPRESSION): Likewise.
3211 (Max_expression::value): Likewise.
3212 (Min_expression::value): Likewise.
3213 (Absolute_expression::value): Likewise.
3214 (Addr_expression::value_from_output_section): Likewise.
3215 (Loaddddr_expression::value_from_output_section): Likewise.
3216 (Segment_start_expression::value): Likewise.
3217 * script-sections.cc
3218 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3220 (Sections_elememt_dot_assignment::set_section_addresses):
3222 (Output_data_expression::do_write_to_buffer): Likewise.
3223 (Output_section_definition::finalize_symbols): Likewise.
3224 (Output_section_definition::set_section_addresses): Likewise.
3226 2010-09-30 Doug Kwan <dougkwan@google.com>
3228 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3230 2010-09-28 Sriraman Tallam <tmsriram@google.com>
3232 * target.h (Target::can_icf_inline_merge_sections): New virtual
3234 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3236 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3238 * icf.cc (get_section_contents): Inline merge sections only when
3241 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3243 * configure: Regenerate.
3245 2010-09-17 Ian Lance Taylor <iant@google.com>
3247 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
3248 * testsuite/Makefile.am (memory_test.o): New target.
3249 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3251 * testsuite/Makefile.in: Rebuild.
3253 2010-09-17 Doug Kwan <dougkwan@google.com>
3255 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3256 defintion if relocation uses GOT entries of the symbol.
3257 * testsuite/icf_safe_test.sh: Fix test.
3258 * testsuite/icf_safe_so_test.sh: Fix test.
3260 2010-09-16 Cary Coutant <ccoutant@google.com>
3262 * script_sections.cc (class Memory_region): Remove "NULL" from
3263 vector initializations.
3265 2010-09-15 Cary Coutant <ccoutant@google.com>
3267 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3268 Resolve forwarding symbols.
3270 2010-09-15 Doug Kwan <dougkwan@google.com>
3272 * gold/testsuite/script_test_3.t: Add ARM special sections.
3273 * gold/testsuite/script_test_4.t: Same.
3274 * gold/testsuite/script_test_5.t: Same.
3275 * gold/testsuite/script_test_6.t: Same.
3276 * gold/testsuite/script_test_7.t: Same.
3277 * gold/testsuite/script_test_7.t: Same.
3278 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3280 2010-09-14 Cary Coutant <ccoutant@google.com>
3282 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3283 (Target_x86_64::Relocate::relocate_tls): Replace check for
3284 saw_tls_block_reloc_ with test for executable section.
3286 2010-09-12 Cary Coutant <ccoutant@google.com>
3288 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3289 position-independent executables to shared libraries need dynamic
3291 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3292 position-independent executables.
3293 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3294 * testsuite/Makefile.in: Regenerate.
3296 2010-09-10 Nick Clifton <nickc@redhat.com>
3299 * testsuite/memory_test.t: Discard any sections that are not
3302 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3305 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3306 "This::" to work around a bug in gcc 4.2.
3308 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3310 2010-09-09 Rafael Espindola <espindola@google.com>
3312 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3313 sections with different PF_X flags in the same segment.
3314 (Layout::find_first_load_seg): Search all segments to find the first
3316 * options.h (rosegment): New.
3318 2010-09-08 Rafael Espindola <espindola@google.com>
3320 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
3322 2010-09-08 Doug Kwan <dougkwan@google.com>
3324 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3325 (Arm_relobj::do_relocate_sections): Add new parameter for output
3326 file to match the parent.
3327 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3328 of local symbols instead of input values. Update code to track
3329 changes in gold::relocate_section.
3330 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3331 (Sized_relobj::compute_final_local_value_internal): New methods.
3332 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3333 body into private version of Sized_relobj::compute_final_local_value.
3334 Call the inline method.
3335 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3336 merged symbol value if there is one.
3337 (Symbol_value::has_output_value): New method defintiion.
3338 (Sized_relobj::Compute_final_local_value_status): New enum type.
3339 (Sized_relobj::compute_final_local_value): New methods.
3340 (Sized_relobj::compute_final_local_value_internal): New methods.
3341 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3342 and arm_cortex_a8.sh.
3343 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3344 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3346 * Makefile.in: Regenerate.
3347 * testsuite/arm_bl_out_of_range.s: Update test.
3348 * testsuite/thumb_bl_out_of_range.s: Ditto.
3349 * testsuite/thumb_blx_out_of_range.s: Ditto.
3350 * testsuite/arm_branch_out_of_range.sh: New file.
3351 * testsuite/arm_cortex_a8.sh: Ditto.
3352 * testsuite/arm_cortex_a8_b.s: Ditto.
3353 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3354 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3355 * testsuite/arm_cortex_a8_bl.s: Ditto.
3356 * testsuite/arm_cortex_a8_blx.s: Ditto.
3357 * testsuite/arm_cortex_a8_local.s: Ditto.
3358 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3359 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3361 2010-09-08 Rafael Espindola <espindola@google.com>
3363 * Makefile.am (memory_test.stdout): Run readelf with -W.
3364 * Makefile.in: Regenerate.
3365 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3368 2010-09-08 Rafael Espindola <espindola@google.com>
3370 * script-sections.cc (Script_sections::add_memory_region): Convert
3371 field precision to int.
3372 * script.cc (script_set_section_region, script_set_section_region):
3373 Convert field precision to int.
3375 2010-09-08 Rafael Espindola <espindola@google.com>
3377 * arm.cc (do_finalize_sections): Create the __exidx_start and
3378 __exdix_end symbols even when the section is missing.
3380 2010-09-08 Nick Clifton <nickc@redhat.com>
3382 * README: Remove claim that MEMORY is not supported.
3383 * expression.cc (script_exp_function_origin)
3384 (script_exp_function_length): Move from here to ...
3385 * script.cc: ... here.
3386 (script_set_section_region, script_add_memory)
3387 (script_parse_memory_attr, script_include_directive): New
3389 * script-sections.cc
3390 (class Memory_region): New class.
3391 (class Output_section_definition): Add set_memory_region,
3392 set_section_vma, set_section_lma and get_section_name methods.
3393 (class Script_Sections): Add add_memory_region,
3394 find_memory_region, find_memory_region_origin,
3395 find_memory_region_length and set_memory_region methods.
3396 Have set_section_addresses method walk the list of set memory
3398 Extend the print methos to display memory regions.
3399 * script-sections.h: Add prototypes for new methods.
3400 Add enum for MEMORY region attributes.
3401 * yyscript.y: Add support for parsing MEMORY regions.
3402 * script-c.h: Add prototypes for new functions.
3403 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3404 * testsuite/Makefile.in: Regenerate.
3405 * testsuite/memory_test.sh: New script.
3406 * testsuite/memory_test.s: New assembler source file.
3407 * testsuite/memory_test.t: New linker script.
3409 2010-08-27 Doug Kwan <dougkwan@google.com>
3411 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3412 reference override an existing dynamic weak reference.
3413 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3414 * testsuite/Makefile.in: Regenerate.
3415 * testsuite/dyn_weak_ref.sh: New file.
3416 * testsuite/dyn_weak_ref_1.c: Ditto.
3417 * testsuite/dyn_weak_ref_2.c: Ditto.
3419 2010-08-27 Ian Lance Taylor <iant@google.com>
3421 * incremental.h (class Incremental_input_entry): Add virtual
3424 2010-08-27 Ian Lance Taylor <iant@google.com>
3426 * testsuite/start_lib_test_3.c: Mark t3 as used.
3428 2010-08-27 Nick Clifton <nickc@redhat.com>
3430 * options.cc (version_script): Fix small typo in previous
3433 2010-08-25 Nick Clifton <nickc@redhat.com>
3435 * archive.cc: Formatting fixes: Remove whitespace between
3436 typename and following asterisk. Remove whitespace between
3437 function name and opening parenthesis.
3438 * archive.h: Likewise.
3440 * attributes.cc: Likewise.
3441 * attributes.h: Likewise.
3442 * common.cc: Likewise.
3443 * copy-relocs.cc: Likewise.
3444 * dirsearch.h: Likewise.
3445 * dynobj.cc: Likewise.
3446 * ehframe.cc: Likewise.
3447 * ehframe.h: Likewise.
3448 * expression.cc: Likewise.
3449 * fileread.cc: Likewise.
3450 * fileread.h: Likewise.
3452 * gold-threads.cc: Likewise.
3453 * gold.cc: Likewise.
3454 * i386.cc: Likewise.
3456 * incremental-dump.cc: Likewise.
3457 * incremental.cc: Likewise.
3458 * layout.cc: Likewise.
3459 * layout.h: Likewise.
3460 * main.cc: Likewise.
3461 * merge.cc: Likewise.
3462 * merge.h: Likewise.
3463 * object.cc: Likewise.
3464 * object.h: Likewise.
3465 * options.cc: Likewise.
3466 * options.h: Likewise.
3467 * output.cc: Likewise.
3468 * output.h: Likewise.
3469 * plugin.cc: Likewise.
3470 * plugin.h: Likewise.
3471 * powerpc.cc: Likewise.
3472 * reloc.cc: Likewise.
3473 * script-c.h: Likewise.
3474 * script-sections.cc: Likewise.
3475 * script.cc: Likewise.
3476 * stringpool.cc: Likewise.
3477 * symtab.cc: Likewise.
3478 * symtab.h: Likewise.
3479 * target.cc: Likewise.
3480 * timer.cc: Likewise.
3481 * timer.h: Likewise.
3482 * version.cc: Likewise.
3483 * x86_64.cc: Likewise.
3485 2010-08-24 Nick Clifton <nickc@redhat.com>
3488 * layout.cc (segment_precedes): Sort segments by their physical
3489 addresses, if they have been set.
3491 2010-08-23 Cary Coutant <ccoutant@google.com>
3493 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3495 (Lib_group::include_member): Unlock object after deleting its
3497 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3500 2010-08-19 Neil Vachharajani <nvachhar@google.com>
3501 Cary Coutant <ccoutant@google.com>
3503 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3504 constructor, and set_blocker.
3505 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3507 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3508 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3509 * testsuite/Makefile.am (start_lib_test): New test case.
3510 * testsuite/Makefile.in: Regenerate.
3511 * testsuite/start_lib_test_main.c: New file.
3512 * testsuite/start_lib_test_1.c: New file.
3513 * testsuite/start_lib_test_2.c: New file.
3514 * testsuite/start_lib_test_3.c: New file.
3516 2010-08-19 Ian Lance Taylor <iant@google.com>
3518 * Makefile.in: Rebuild with automake 1.11.1.
3519 * aclocal.m4: Likewise.
3520 * testsuite/Makefile.in: Likewise.
3522 2010-08-19 Ian Lance Taylor <iant@google.com>
3525 * i386.cc (class Output_data_plt_i386): Update declarations.
3526 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3527 local_ifuncs_ fields.
3528 (Target_i386::do_plt_section_for_global): New function.
3529 (Target_i386::do_plt_section_for_local): New function.
3530 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3531 parameter; change all callers. Initialize global_ifuncs_ and
3532 local_ifuncs_. If doing a static link define __rel_iplt_start and
3534 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3535 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3536 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3538 (Target_i386::make_plt_section): New function, broken out of
3539 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3540 (Target_i386::make_plt_entry): Call make_plt_section.
3541 (Target_i386::make_local_ifunc_plt_entry): New function.
3542 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3543 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3544 R_386_IRELATIVE to switch.
3545 (Target_i386::Scan::global): Likewise.
3546 (Target_i386::Relocate::relocate): Likewise.
3547 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3549 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3550 (Target_x86_64::do_plt_section_for_global): New function.
3551 (Target_x86_64::do_plt_section_for_local): New function.
3552 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3553 parameter; change all callers. If doing a static link define
3554 __rela_iplt_start and __rela_iplt_end.
3555 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3556 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3557 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3559 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3560 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3562 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3563 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3564 R_X86_64_IRELATIVE to switch.
3565 (Target_x86_64::Scan::global): Likewise.
3566 (Target_x86_64::Relocate::relocate): Likewise.
3567 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3569 * target.h (class Target): Add plt_section_for_global and
3570 plt_section_for_local functions. Add do_plt_section_for_global
3571 and do_plt_section_for_local virtual functions.
3572 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3573 clarifying comments.
3574 (Symbol::use_plt_offset): Handle IFUNC symbol.
3575 * object.cc (Sized_relobj::Sized_relobj): Initialize
3577 (Sized_relobj::local_has_plt_offset): New function.
3578 (Sized_relobj::local_plt_offset): New function.
3579 (Sized_relobj::set_local_plt_offset): New function.
3580 (Sized_relobj::do_count): Handle IFUNC symbol.
3581 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3582 a bit away from input_shndx_ field. Add set_is_func_symbol and
3583 is_ifunc_symbol functions.
3584 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3585 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3586 local_plt_offsets_ field.
3587 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3588 * output.h (class Output_section_data): Add non-const
3589 output_section function.
3590 (class Output_data_got): Update declarations.
3591 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3592 Add use_plt_offset parameter to global and local constructors.
3593 Change all callers. Change local_sym_index_ field to 31 bits.
3594 Change GSYM_CODE and CONSTANT_CODE accordingly.
3595 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3596 doing a static link don't set sh_link field.
3597 (Output_data_got::Got_entry::write): Use PLT offset if
3599 (Output_data_got::add_global_plt): New function.
3600 (Output_data_got::add_local_plt): New function.
3601 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3602 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3603 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3604 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3605 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3607 * testsuite/ifunc-sel.h: New file.
3608 * testsuite/ifuncmain1.c: New file.
3609 * testsuite/ifuncmain1vis.c: New file.
3610 * testsuite/ifuncmod1.c: New file.
3611 * testsuite/ifuncdep2.c: New file.
3612 * testsuite/ifuncmain2.c: New file.
3613 * testsuite/ifuncmain3.c: New file.
3614 * testsuite/ifuncmod3.c: New file.
3615 * testsuite/ifuncmain4.c: New file.
3616 * testsuite/ifuncmain5.c: New file.
3617 * testsuite/ifuncmod5.c: New file.
3618 * testsuite/ifuncmain6pie.c: New file.
3619 * testsuite/ifuncmod6.c: New file.
3620 * testsuite/ifuncmain7.c: New file.
3621 * configure, testsuite/Makefile.in: Rebuild.
3623 2010-08-18 Ian Lance Taylor <iant@google.com>
3626 (Output_section_incremental_inputs::write_input_files): Add cast
3627 to avoid signed/unsigned comparison warning.
3628 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3630 2010-08-12 Cary Coutant <ccoutant@google.com>
3632 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3634 2010-08-13 Ian Lance Taylor <iant@google.com>
3636 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3638 2010-08-12 Cary Coutant <ccoutant@google.com>
3639 Doug Kwan <dougkwan@google.com>
3641 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3642 defintion overrides non-weak undef, remember that the original undef
3644 * symtab.cc (Symbol_table::sized_write_global): For undef without
3645 an original weak binding, set binding to global in output.
3646 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3647 * testsuite/Makefile.in: Regenerate.
3648 * testsuite/strong_ref_weak_def.sh: New file.
3649 * testsuite/strong_ref_weak_def_1.c: Ditto.
3650 * testsuite/strong_ref_weak_def_2.c: Ditto.
3652 2010-08-12 Cary Coutant <ccoutant@google.com>
3654 * testsuite/incremental_test.sh: Rewrite.
3655 * testsuite/incremental_test_1.c: Rewrite.
3656 * testsuite/incremental_test_2.c: Rewrite.
3658 2010-08-12 Cary Coutant <ccoutant@google.com>
3660 * arm.cc (Target_arm::got_size): Add const.
3661 (Target_arm::got_entry_count): New function.
3662 (Target_arm::plt_entry_count): New function.
3663 (Target_arm::first_plt_entry_offset): New function.
3664 (Target_arm::plt_entry_size): New function.
3665 (Output_data_plt_arm::entry_count): New function.
3666 (Output_data_plt_arm::first_plt_entry_offset): New function.
3667 (Output_data_plt_arm::get_plt_entry_size): New function.
3668 * i386.cc (Target_i386::got_size): Add const.
3669 (Target_i386::got_entry_count): New function.
3670 (Target_i386::plt_entry_count): New function.
3671 (Target_i386::first_plt_entry_offset): New function.
3672 (Target_i386::plt_entry_size): New function.
3673 (Output_data_plt_i386::entry_count): New function.
3674 (Output_data_plt_i386::first_plt_entry_offset): New function.
3675 (Output_data_plt_i386::get_plt_entry_size): New function.
3676 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3677 find_incremental_inputs_sections. Dump incremental_got_plt section.
3678 * incremental.cc: Include target.h.
3679 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3680 parameter. Adjust all callers. Find incremental_got_plt section.
3681 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3683 (Output_section_incremental_inputs::set_final_data_size): Calculate
3684 size of incremental_got_plt section.
3685 (Output_section_incremental_inputs::do_write): Write the
3686 incremental_got_plt section.
3687 (Got_plt_view_info): New struct.
3688 (Local_got_offset_visitor): New class.
3689 (Global_got_offset_visitor): New class.
3690 (Global_symbol_visitor_got_plt): New class.
3691 (Output_section_incremental_inputs::write_got_plt): New function.
3692 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3693 Add parameter. Adjust all callers.
3694 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3695 (Incremental_inputs::got_plt_section): New function.
3696 (Incremental_inputs::got_plt_section_): New data member.
3697 (Incremental_got_plt_reader): New class.
3698 * layout.cc (Layout::create_incremental_info_sections): Add the
3699 incremental_got_plt section.
3700 * object.h (Got_offset_list::get_list): New function.
3701 (Got offset_list::for_all_got_offsets): New function.
3702 (Sized_relobj::local_got_offset_list): New function.
3703 * powerpc.cc (Target_powerpc::got_size): Add const.
3704 (Target_powerpc::got_entry_count): New function.
3705 (Target_powerpc::plt_entry_count): New function.
3706 (Target_powerpc::first_plt_entry_offset): New function.
3707 (Target_powerpc::plt_entry_size): New function.
3708 (Output_data_plt_powerpc::entry_count): New function.
3709 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3710 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3711 * sparc.cc (Target_sparc::got_size): Add const.
3712 (Target_sparc::got_entry_count): New function.
3713 (Target_sparc::plt_entry_count): New function.
3714 (Target_sparc::first_plt_entry_offset): New function.
3715 (Target_sparc::plt_entry_size): New function.
3716 (Output_data_plt_sparc::entry_count): New function.
3717 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3718 (Output_data_plt_sparc::get_plt_entry_size): New function.
3719 * symtab.h (Symbol::got_offset_list): New function.
3720 (Symbol_table::for_all_symbols): New function.
3721 * target.h (Sized_target::got_entry_count): New function.
3722 (Sized_target::plt_entry_count): New function.
3723 (Sized_target::plt_entry_size): New function.
3724 * x86_64.cc (Target_x86_64::got_size): Add const.
3725 (Target_x86_64::got_entry_count): New function.
3726 (Target_x86_64::plt_entry_count): New function.
3727 (Target_x86_64::first_plt_entry_offset): New function.
3728 (Target_x86_64::plt_entry_size): New function.
3729 (Output_data_plt_x86_64::entry_count): New function.
3730 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3731 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3733 2010-08-12 Cary Coutant <ccoutant@google.com>
3735 * archive.cc: Include incremental.h.
3736 (Archive::Archive): Initialize incremental_info_.
3737 (Archive::include_member): Record archive members in incremental info.
3738 (Add_archive_symbols::run): Record begin and end of an archive in
3740 (Lib_group::include_member): Record objects in incremental info.
3741 * archive.h (Incremental_archive_entry): Forward declaration.
3742 (Archive::set_incremental_info): New member function.
3743 (Archive::incremental_info): New member function.
3744 (Archive::Unused_symbol_iterator): New class.
3745 (Archive::unused_symbols_begin): New member function.
3746 (Archive::unused_symbols_end): New member function.
3747 (Archive::incremental_info_): New data member.
3748 * incremental-dump.cc (find_input_containing_global): New function.
3749 (dump_incremental_inputs): Dump new incremental info sections.
3750 * incremental.cc: Include symtab.h.
3751 (Output_section_incremental_inputs): New class.
3752 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3753 new incremental info sections.
3754 (Sized_incremental_binary::do_check_inputs): Likewise.
3755 (Incremental_inputs::report_archive): Remove.
3756 (Incremental_inputs::report_archive_begin): New function.
3757 (Incremental_inputs::report_archive_end): New function.
3758 (Incremental_inputs::report_object): New function.
3759 (Incremental_inputs::finalize_inputs): Remove.
3760 (Incremental_inputs::report_input_section): New function.
3761 (Incremental_inputs::report_script): Rewrite.
3762 (Incremental_inputs::finalize): Do nothing but finalize string table.
3763 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3764 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3765 (Incremental_inputs::create_data_sections): New function.
3766 (Incremental_inputs::relocs_entsize): New function.
3767 (Output_section_incremental_inputs::set_final_data_size): New function.
3768 (Output_section_incremental_inputs::do_write): New function.
3769 (Output_section_incremental_inputs::write_header): New function.
3770 (Output_section_incremental_inputs::write_input_files): New function.
3771 (Output_section_incremental_inputs::write_info_blocks): New function.
3772 (Output_section_incremental_inputs::write_symtab): New function.
3773 * incremental.h (Incremental_script_entry): Forward declaration.
3774 (Incremental_object_entry): Forward declaration.
3775 (Incremental_archive_entry): Forward declaration.
3776 (Incremental_inputs): Forward declaration.
3777 (Incremental_inputs_header_data): Remove.
3778 (Incremental_inputs_header): Remove.
3779 (Incremental_inputs_header_write): Remove.
3780 (Incremental_inputs_entry_data): Remove.
3781 (Incremental_inputs_entry): Remove.
3782 (Incremental_inputs_entry_write): Remove.
3783 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3784 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3785 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3786 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3788 (Incremental_input_entry): New class.
3789 (Incremental_script_entry): New class.
3790 (Incremental_object_entry): New class.
3791 (Incremental_archive_entry): New class.
3792 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3793 (Incremental_inputs::report_inputs): Remove.
3794 (Incremental_inputs::report_archive): Remove.
3795 (Incremental_inputs::report_archive_begin): New function.
3796 (Incremental_inputs::report_archive_end): New function.
3797 (Incremental_inputs::report_object): Change prototype.
3798 (Incremental_inputs::report_input_section): New function.
3799 (Incremental_inputs::report_script): Change prototype.
3800 (Incremental_inputs::get_reloc_count): New function.
3801 (Incremental_inputs::set_reloc_count): New function.
3802 (Incremental_inputs::create_data_sections): New function.
3803 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3804 (Incremental_inputs::inputs_section): New function.
3805 (Incremental_inputs::symtab_section): New function.
3806 (Incremental_inputs::relocs_section): New function.
3807 (Incremental_inputs::get_stringpool): Add const.
3808 (Incremental_inputs::command_line): Add const.
3809 (Incremental_inputs::inputs): Remove.
3810 (Incremental_inputs::command_line_key): New function.
3811 (Incremental_inputs::input_file_count): New function.
3812 (Incremental_inputs::input_files): New function.
3813 (Incremental_inputs::relocs_entsize): New function.
3814 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3815 (Incremental_inputs::finalize_inputs): Remove.
3816 (Incremental_inputs::Input_info): Remove.
3817 (Incremental_inputs::lock_): Remove.
3818 (Incremental_inputs::inputs_): Change type.
3819 (Incremental_inputs::inputs_map_): Remove.
3820 (Incremental_inputs::current_object_entry_): New data member.
3821 (Incremental_inputs::inputs_section_): New data member.
3822 (Incremental_inputs::symtab_section_): New data member.
3823 (Incremental_inputs::relocs_section_): New data member.
3824 (Incremental_inputs::reloc_count_): New data member.
3825 (Incremental_inputs_reader): New class.
3826 (Incremental_symtab_reader): New class.
3827 (Incremental_relocs_reader): New class.
3828 * layout.cc (Layout::finalize): Move finalization of incremental info
3829 and creation of incremental info sections to follow finalization of
3830 symbol table. Set offsets for postprocessing sections.
3831 (Layout::create_incremental_info_sections): Call
3832 Incremental_inputs::create_data_sections. Add incremental symtab
3833 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3834 sections to layout after input sections.
3835 * layout.h (struct Timespec): Forward declaration.
3836 (Layout::incremental_inputs): Add const.
3837 (Layout::create_incremental_info_sections): Add parameter.
3838 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3839 * object.cc: Include incremental.h.
3840 (Relobj::finalize_incremental_relocs): New function.
3841 (Sized_relobj::do_layout): Record input sections in incremental info.
3842 * object.h (Object::output_section): New function.
3843 (Object::output_section_offset): Moved from Relobj.
3844 (Object::get_incremental_reloc_base): New function.
3845 (Object::get_incremental_reloc_count): New function.
3846 (Object::do_output_section): New function.
3847 (Object::do_output_section_offset): Moved from Relobj.
3848 (Object::do_get_incremental_reloc_base): New function.
3849 (Object::do_get_incremental_reloc_count): New function.
3850 (Object::Object): Initialize new data members.
3851 (Relobj::output_section): Renamed do_output_section and moved to
3853 (Relobj::output_section_offset): Moved to Object.
3854 (Relobj::do_get_incremental_reloc_base): New function.
3855 (Relobj::do_get_incremental_reloc_count): New function.
3856 (Relobj::allocate_incremental_reloc_counts): New function.
3857 (Relobj::count_incremental_reloc): New function.
3858 (Relobj::finalize_incremental_relocs): New function.
3859 (Relobj::next_incremental_reloc_index): New function.
3860 (Relobj::reloc_counts_): New data member.
3861 (Relobj::reloc_bases_): New data member.
3862 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3863 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3864 (Sized_relobj::incremental_relocs_scan): New function.
3865 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3866 (Sized_relobj::incremental_relocs_write): New function.
3867 (Sized_relobj::incremental_relocs_write_reltype): New function.
3868 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3870 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3871 archives and object files elsewhere.
3872 (Add_symbols::run): Report object files here.
3873 (Finish_group::run): Report end of archive at end of group.
3874 * reloc.cc: Include layout.h, incremental.h.
3875 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3876 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3877 (Sized_relobj::incremental_relocs_scan): New function.
3878 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3879 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3880 (Sized_relobj::incremental_relocs_write): New function.
3881 (Sized_relobj::incremental_relocs_write_reltype): New function.
3882 * script.cc (read_input_script): Rewrite test for incremental link.
3883 Change call to Incremental_inputs::report_script.
3884 * symtab.h (Symbol_table::first_global_index): New function.
3885 (Symbol_table::output_count): New function.
3887 2010-08-12 Doug Kwan <dougkwan@google.com>
3889 * arm.cc (Target_arm::merge_object_attributes): Check command line
3890 options --no-wchar-size-warning and --no-enum-size-warning.
3891 * options.h (General_options): Add ld-compatible options
3892 --no-enum-size-warning and --no-wchar-size-warning.
3894 2010-08-04 Ian Lance Taylor <iant@google.com>
3896 * x86_64.cc (Target_x86_64::Scan::local): Use
3897 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3898 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3899 (Target_x86_64::Scan::global): Likewise.
3900 (Target_x86_64::Relocate::relocate): Likewise.
3901 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3904 2010-08-03 Cary Coutant <ccoutant@google.com>
3906 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3907 to reserve space in merged_strings vector. Keep total input size
3909 (Output_merge_string::do_print_merge_stats): Print total input size.
3910 * merge.h (Output_merge_string): Add input_size_ field.
3911 * stringpool.cc (Stringpool_template::string_length): Move
3912 implementations out of Stringpool_template class and place in
3914 * stringpool.h (string_length): Move out of Stringpool_template.
3916 2010-08-03 Ian Lance Taylor <iant@google.com>
3919 * layout.cc (relaxation_loop_body): If address of load segment is
3920 set, adjust address to include headers if possible.
3922 2010-08-03 Ian Lance Taylor <iant@google.com>
3924 * version.cc (version_string): Bump to 1.10.
3926 2010-08-03 Ian Lance Taylor <iant@google.com>
3929 * layout.h (enum Output_section_order): Define.
3930 (class Layout): Update declarations.
3931 * layout.cc (Layout::get_output_section): Add order parameter.
3932 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3933 is_first_non_relro parameters. Change all callers.
3934 (Layout::choose_output_section): Likewise.
3935 (Layout::add_output_section_data): Likewise.
3936 (Layout::make_output_section): Likewise. Set order.
3937 (Layout::default_section_order): New function.
3938 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3939 * output.cc (Output_section::Output_section): Initialize order_.
3940 Don't initialize deleted fields.
3941 (Output_segment::Output_segment): Don't initialize deleted
3943 (Output_segment::add_output_section_to_load): New function
3944 replacing add_output_section. Change all callers to call this or
3945 add_output_section_to_nonload.
3946 (Output_segment::add_output_section_to_nonload): New function.
3947 (Output_segment::remove_output_section): Rewrite.
3948 (Output_segment::add_initial_output_data): Likewise.
3949 (Output_segment::has_any_data_sections): Likewise.
3950 (Output_segment::is_first_section_relro): Likewise.
3951 (Output_segment::maximum_alignment): Likewise.
3952 (Output_segment::has_dynamic_reloc): New function replacing
3953 dynamic_reloc_count. Change all callers.
3954 (Output_segment::has_dynamic_reloc_list): New function replacing
3955 dynamic_reloc_count_list. Change all callers.
3956 (Output_segment::set_section_addresses): Rewrite.
3957 (Output_segment::set_offset): Rewrite.
3958 (Output_segment::find_first_and_last_list): Remove.
3959 (Output_segment::set_tls_offsets): Rewrite.
3960 (Output_segment::first_section_load_address): Likewise.
3961 (Output_segment::output_section_count): Likewise.
3962 (Output_segment::section_with_lowest_load_address): Likewise.
3963 (Output_segment::write_section_headers): Likewise.
3964 (Output_segment::print_sections_to_map): Likewise.
3965 * output.h (class Output_data): Remove dynamic_reloc_count_
3966 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3967 (Output_data::add_dynamic_reloc): Rewrite.
3968 (Output_data::has_dynamic_reloc): New function.
3969 (Output_data::dynamic_reloc_count): Remove.
3970 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3971 is_last_relro_, is_first_non_relro_, is_interp_,
3972 is_dynamic_linker_section_ fields. Add order and set_order
3973 functions. Remove is_relro_local, set_is_relro_local,
3974 is_last_relro, set_is_last_relro, is_first_non_relro,
3975 set_is_first_non_relro functions, is_interp, set_is_interp,
3976 is_dynamic_linker_section, and set_is_dynamic_linker_section
3978 (class Output_segment): Change Output_data_list from std::list to
3979 std:;vector. Add output_lists_ field. Remove output_data_ and
3980 output_bss_ fields. Update declarations.
3982 2010-08-02 Ian Lance Taylor <iant@google.com>
3984 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3985 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3986 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3988 2010-08-02 Ian Lance Taylor <iant@google.com>
3991 * script.cc (Script_options::Script_options): Initialize
3992 symbol_definitions_ and symbol_references_.
3993 (Script_options::add_symbol_assignment): Update
3994 symbol_definitions_ and symbol_references_.
3995 (Script_options::add_symbol_reference): New function.
3996 (script_symbol): New function.
3997 * script.h (class Script_options): Add symbol_definitions_ and
3998 symbol_references_ fields.
3999 (Script_options::referenced_const_iterator): New type.
4000 (Script_options::referenced_begin): New function.
4001 (Script_options::referenced_end): New function.
4002 (Script_options::is_referenced): New function.
4003 (Script_options::any_unreferenced): New function.
4004 * script-c.h (script_symbol): Declare.
4005 * yyscript.y (exp): Call script_symbol.
4006 * symtab.cc: Include "script.h".
4007 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
4008 Change all callers. Check symbols referenced by scripts.
4009 (Symbol_table::add_undefined_symbols_from_command_line): Add
4010 layout parameter. Change all callers.
4011 (Symbol_table::do_add_undefined_symbols_from_command_line):
4012 Likewise. Break out loop body. Check symbols referenced by
4014 (Symbol_table::add_undefined_symbol_from_command_line): New
4015 function broken out of
4016 do_add_undefined_symbols_from_command_line.
4017 * symtab.h (class Symbol_table): Update declarations.
4018 * archive.cc: Include "layout.h".
4019 (Archive::should_include_member): Add layout parameter. Change
4020 all callers. Check for symbol mentioned in expression.
4021 * archive.h (class Archive): Update declaration.
4022 * object.cc (Sized_relobj::do_should_include_member): Add layout
4024 * object.h (Object::should_include_member): Add layout parameter.
4026 (Object::do_should_include_member): Add layout parameter.
4027 (class Sized_relobj): Update declaration.
4028 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
4030 * dynobj.h (class Sized_dynobj): Update declaration.
4031 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
4033 * plugin.h (class Sized_pluginobj): Update declaration.
4035 2010-08-02 Ian Lance Taylor <iant@google.com>
4038 * output.cc (Output_segment::set_offset): Search for the first and
4039 last sections rather than assuming that the list is in order.
4040 (Output_segment::find_first_and_last_list): New function.
4041 * output.h (class Output_segment): Update declarations.
4042 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4043 (relro_strip_test_SOURCES): New variable.
4044 (relro_strip_test_DEPENDENCIES): New variable.
4045 (relro_strip_test_LDFLAGS): New variable.
4046 (relro_strip_test_LDADD): New variable.
4047 (relro_strip_test.so): New target.
4049 2010-08-02 Ian Lance Taylor <iant@google.com>
4051 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
4052 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
4053 (Target_i386::got_tlsdesc_section): New function.
4054 (Target_i386::got_section): Create space for GOT entries for
4055 TLSDESC relocations.
4056 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
4058 (Target_i386::Scan::global): Likewise.
4059 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
4061 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
4062 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
4063 (Target_x86_64::got_tlsdesc_section): New function.
4064 (Target_x86_64::got_section): Create space for GOT entries for
4065 TLSDESC relocations.
4066 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
4068 (Target_x86_64::Scan::global): Likewise.
4069 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
4072 2010-08-02 Ian Lance Taylor <iant@google.com>
4074 * testsuite/final_layout.sh: Use dc to convert from hex to
4077 2010-07-29 Sriraman Tallam <tmsriram@google.com>
4079 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
4080 paramter to the call to gold::gc_process_relocs.
4081 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
4082 paramter to the call to gold::gc_process_relocs.
4083 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
4084 parameter to the call to gold::gc_process_relocs.
4085 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
4086 template parameter to the call to gold::gc_process_relocs.
4087 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
4088 paramter to the call to gold::gc_process_relocs.
4089 * gc.h (get_embedded_addend_size): New function.
4090 (gc_process_relocs): Save the size of the reloc for use by ICF.
4091 * icf.cc (get_section_contents): Get the addend from the text section
4092 for SHT_REL relocation sections.
4093 * icf.h (Icf::Reloc_addend_size_info): New typedef.
4094 (Icf::Reloc_info): Add new member reloc_addend_size_info.
4095 * int_encoding.h (read_from_pointer): New overloaded function.
4096 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
4097 * testsuite/icf_sht_rel_addend_test.sh: New file.
4098 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
4099 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
4101 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4103 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4104 * Makefile.in: Regenerate.
4105 * testsuite/Makefile.in: Regenerate.
4107 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
4109 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
4110 * gold/testsuite/debug_msg.cc: Likewise.
4111 * gold/testsuite/odr_violation1.cc
4112 * gold/testsuite/odr_violation2.cc
4114 2010-07-21 Cary Coutant <ccoutant@google.com>
4116 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4117 string, and length fields.
4118 (Output_merge_string::Merged_strings_list): New type.
4119 (Output_merge_string::Merged_strings_lists): New typedef.
4120 (Output_merge_string): Replace merged_strings_ with
4121 merged_strings_lists_.
4122 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
4123 Merged_strings_list per input object and section. Don't store pointer
4124 to the string. Don't store length with each merged string entry.
4125 (Output_merge_string::finalize_merged_data): Loop over list of merged
4126 strings lists. Recompute length of each merged string.
4128 2010-07-15 Cary Coutant <ccoutant@google.com>
4130 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
4133 2010-07-14 Ian Lance Taylor <iant@google.com>
4135 * descriptors.cc (Descriptors::open): Report correct name in error
4138 2010-07-13 Doug Kwan <dougkwan@google.com>
4140 * arm.cc (Arm_input_section::Arm_input_section): For a
4141 SHT_ARM_EXIDX section, always keeps the input sections.
4142 (Arm_input_section::set_exidx_section_link): New method.
4143 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
4144 has_errors_ to false.
4145 (Arm_exidx_input_section::has_errors,
4146 Arm_exidx_input_section::set_has_errors): New methods.
4147 (Arm_exidx_input_section::has_errors_): New data member.
4148 (Arm_relobj::get_exidx_shndx_list): New method.
4149 (Arm_output_section::append_text_sections_to_list): Do not skip
4150 section without SHF_EXECINSTR.
4151 (Arm_output_section::fix_exidx_coverage): Skip input sections with
4153 (Arm_relobj::make_exidx_input_section): Add new parameter for text
4154 section header. Make error messages more verbose. Check for
4155 a non-executable section linked to an EXIDX section.
4156 (Arm_relobj::do_read_symbols): Remove error checking, which has been
4157 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
4158 check that there is no deferred EXIDX section if we exit early.
4159 Instead of not making an EXIDX section in case of an error, make one
4160 and set the has_errors flag of it.
4161 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
4162 in a relocatable link.
4163 (Target_arm::do_relax): Look for the EXIDX output section instead of
4164 assuming that it is called .ARM.exidx.
4165 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4166 section list. Do not check for SHF_EXECINSTR section flags but
4167 skip any input section with errors.
4168 * output.cc (Output_section::Output_section): Initialize
4169 always_keeps_input_sections_ to false.
4170 (Output_section::add_input_section): Check for
4171 always_keeps_input_sections_.
4172 * output.h (Output_section::always_keeps_input_sections,
4173 Output_section::set_always_keeps_input_sections): New methods.
4174 (Output_section::always_keeps_input_sections): New data member.
4176 2010-07-13 Rafael Espindola <espindola@google.com>
4178 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4179 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4181 2010-07-13 Philip Herron <herron.philip@googlemail.com>
4182 Ian Lance Taylor <iant@google.com>
4184 * output.h (Output_section_lookup_maps::add_merge_section):
4185 Correct check of whether value was inserted.
4186 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4187 (Output_section_lookup_maps::add_relaxed_input_section):
4189 * arm.cc (Target_arm::got_section): Remove used local os.
4190 * i386.cc (Target_i386::got_section): Likewise.
4191 * x86_64.cc (Target_x86_64::got_section): Likewise.
4192 * sparc.cc (Target_sparc::got_section): Likewise.
4193 (Target_sparc::relocate): Remove unused local have_got_offset.
4194 * powerpc.cc (Target_powerpc::relocate): Likewise.
4196 2010-07-13 Ian Lance Taylor <iant@google.com>
4198 * compressed_output.cc (zlib_decompress): Fix signature in
4201 * archive.cc (Archive::include_member): Unlock an external member
4202 of a thin archive. Don't bother to delete an object we know is
4205 2010-07-12 Cary Coutant <ccoutant@google.com>
4207 * compressed_output.cc (zlib_decompress): New function.
4208 (get_uncompressed_size): New function.
4209 (decompress_input_section): New function.
4210 * compressed_output.h (get_uncompressed_size): New function.
4211 (decompress_input_section): New function.
4212 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4213 Handle compressed debug sections.
4214 * layout.cc (is_compressed_debug_section): New function.
4215 (Layout::output_section_name): Map compressed section names to
4217 * layout.h (is_compressed_debug_section): New function.
4218 (is_debug_info_section): Recognize compressed debug sections.
4219 * merge.cc: Include compressed_output.h.
4220 (Output_merge_data::do_add_input_section): Handle compressed
4222 (Output_merge_string::do_add_input_section): Handle compressed
4224 * object.cc: Include compressed_output.h.
4225 (Sized_relobj::Sized_relobj): Initialize new data members.
4226 (build_compressed_section_map): New function.
4227 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4228 * object.h (Object::section_is_compressed): New method.
4229 (Object::do_section_is_compressed): New method.
4230 (Sized_relobj::Compressed_section_map): New type.
4231 (Sized_relobj::do_section_is_compressed): New method.
4232 (Sized_relobj::compressed_sections_): New data member.
4233 * output.cc (Output_section::add_input_section): Handle compressed
4235 * reloc.cc: Include compressed_output.h.
4236 (Sized_relobj::write_sections): Handle compressed debug sections.
4238 2010-07-08 Cary Coutant <ccoutant@google.com>
4240 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4241 weak when resolving to a dynamic def.
4242 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4243 for weak undef/dynamic def cases. Adjust callers.
4244 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4245 undef_binding_weak_.
4246 (Symbol_table::sized_write_globals): Adjust symbol binding.
4247 (Symbol_table::sized_write_symbol): Add binding parameter.
4248 * symtab.h (Symbol::set_undef_binding): New method.
4249 (Symbol::is_undef_binding_weak): New method.
4250 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4251 (Symbol_table::should_override): Add new parameter.
4252 (Symbol_table::sized_write_symbol): Add new parameter.
4254 * testsuite/weak_undef_file1.cc: Add new test case.
4255 * testsuite/weak_undef_file2.cc: Fix header comment.
4256 * testsuite/weak_undef_test.cc: Add new test case.
4258 2010-06-29 Doug Kwan <dougkwan@google.com>
4260 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4261 Initialize USE_SYMBOL_.
4262 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4264 (Arm_reloc_property::uses_symbol_): New data member declaration.
4265 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4266 uses symbol value and symbol is undefined but not weakly undefined.
4268 2010-06-28 Rafael Espindola <espindola@google.com>
4270 * plugin.cc (Plugin::load): Use dlerror.
4272 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4274 * symtab.cc (detect_odr_violations): When reporting an ODR
4275 violation, report an object where the symbol is defined.
4277 2010-06-25 Doug Kwan <dougkwan@google.com>
4279 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4280 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4282 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4283 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4284 target hook to detect function points.
4285 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4286 * icf.h (Icf::check_section_for_function_pointers): Change type of
4287 parameter SECTION_NAME to const reference to std::string. Use
4288 target hook to determine if section may have unsafe pointers.
4289 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4292 2010-06-21 Rafael Espindola <espindola@google.com>
4294 * fileread.cc (Input_file::find_fie): New
4295 (Input_file::open): Use Input_file::find_fie.
4296 * fileread.h (Input_file::find_fie): New
4297 * plugin.cc (set_extra_library_path): New.
4298 (Plugin::load): Add set_extra_library_path to the transfer vector.
4299 (Plugin_manager::set_extra_library_path): New.
4300 (Plugin_manager::add_input_file): Use the extra search path if set.
4301 (set_extra_library_path(): New.
4302 * plugin.h (Plugin_manager): Add set_extra_library_path and
4305 2010-06-19 Cary Coutant <ccoutant@google.com>
4307 * layout.cc (gdb_sections): Add .debug_types.
4308 (lines_only_debug_sections): Likewise.
4310 2010-06-18 Rafael Espindola <espindola@google.com>
4312 * plugin.cc (add_input_file,add_input_library)
4313 (Plugin_manager::add_input_file): Make filename arguments const.
4314 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4317 2010-06-16 Doug Kwan <dougkwan@google.com>
4319 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4320 .ARM.attributes section if we have not merged any input
4321 attributes sections.
4323 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4325 * arm.cc: Allow combining objects with no EABI version
4328 2010-06-15 Rafael Espindola <espindola@google.com>
4330 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4332 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4334 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4335 (struct iovec): Correct !HAVE_READV definition.
4337 2010-06-10 Cary Coutant <ccoutant@google.com>
4339 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4340 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4342 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4345 * symtab.h (Symbol::is_placeholder): New member function.
4346 * target-reloc.h (relocate_section): Check for placeholder symbols.
4348 * testsuite/Makefile.am (plugin_test_8): New test.
4349 (plugin_test_9): New test.
4350 * testsuite/Makefile.in: Regenerate.
4352 2010-06-09 Nick Clifton <nickc@redhat.com>
4354 * yyscript.y (input_list_element): Allow strings prefixed with
4355 the '-' character. Treat these as libraries.
4356 * script.cc (script_add_library): New function. Adds a library
4357 specified by "-l<name>" found in an input script.
4358 * script-c.h: Add prototype for script_add_library.
4360 2010-06-07 Doug Kwan <dougkwan@google.com>
4362 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4363 Restrict stub-group size to be within long conditional branch
4364 range when working around cortex-A8 erratum.
4366 2010-06-07 Damien Diederen <dd@crosstwine.com>
4368 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4371 2010-06-03 Sriraman Tallam <tmsriram@google.com>
4375 (Output_section::Input_section_sort_entry::compare_section_ordering):
4376 Change to return non-zero correctly.
4377 (Output_section::Input_section_sort_section_order_index_compare
4378 ::operator()): Change to fix ambiguity in comparisons.
4380 2010-06-01 Sriraman Tallam <tmsriram@google.com>
4382 * gold.h (is_wildcard_string): New function.
4383 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4384 (Layout::layout_eh_frame): Ditto.
4385 (Layout::find_section_order_index): New method.
4386 (Layout::read_layout_from_file): New method.
4387 * layout.h (Layout::find_section_order_index): New method.
4388 (Layout::read_layout_from_file): New method.
4389 (Layout::input_section_position_): New private member.
4390 (Layout::input_section_glob_): New private member.
4391 * main.cc (main): Call read_layout_from_file here.
4392 * options.h (--section-ordering-file): New option.
4393 * output.cc (Output_section::input_section_order_specified_): New
4395 (Output_section::Output_section): Initialize new member.
4396 (Output_section::add_input_section): Add new parameter.
4397 Keep input sections when --section-ordering-file is used.
4398 (Output_section::set_final_data_size): Sort input sections when
4399 section ordering file is specified.
4400 (Output_section::Input_section_sort_entry): Add new parameter.
4402 (Output_section::Input_section_sort_entry::compare_section_ordering):
4404 (Output_section::Input_section_sort_compare::operator()): Change to
4405 consider section_order_index.
4406 (Output_section::Input_section_sort_init_fini_compare::operator()):
4407 Change to consider section_order_index.
4408 (Output_section::Input_section_sort_section_order_index_compare
4409 ::operator()): New method.
4410 (Output_section::sort_attached_input_sections): Change to sort
4411 according to section order when specified.
4412 (Output_section::add_input_section<32, true>): Add new parameter.
4413 (Output_section::add_input_section<64, true>): Add new parameter.
4414 (Output_section::add_input_section<32, false>): Add new parameter.
4415 (Output_section::add_input_section<64, false>): Add new parameter.
4416 * output.h (Output_section::add_input_section): Add new parameter.
4417 (Output_section::input_section_order_specified): New
4419 (Output_section::set_input_section_order_specified): New method.
4420 (Input_section::Input_section): Initialize section_order_index_.
4421 (Input_section::section_order_index): New method.
4422 (Input_section::set_section_order_index): New method.
4423 (Input_section::section_order_index_): New member.
4424 (Input_section::Input_section_sort_section_order_index_compare): New
4426 (Output_section::input_section_order_specified_): New member.
4427 * script-sections.cc (is_wildcard_string): Delete and move modified
4429 (Output_section_element_input::Output_section_element_input): Modify
4430 call to is_wildcard_string.
4431 (Output_section_element_input::Input_section_pattern
4432 ::Input_section_pattern): Ditto.
4433 (Output_section_element_input::Output_section_element_input): Ditto.
4434 * testsuite/Makefile.am (final_layout): New test case.
4435 * testsuite/Makefile.in: Regenerate.
4436 * testsuite/final_layout.cc: New file.
4437 * testsuite/final_layout.sh: New file.
4439 2010-06-01 Rafael Espindola <espindola@google.com>
4441 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4443 2010-06-01 Rafael Espindola <espindola@google.com>
4445 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4446 visibility of symbols.
4448 2010-05-27 Doug Kwan <dougkwan@google.com>
4450 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4451 from start of output section instead of address for a local symbol
4452 in a merged or relaxed section when doing a relocatable link.
4454 2010-05-26 Rafael Espindola <espindola@google.com>
4457 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4458 adding sections the garbage collector removed.
4459 * gold/testsuite/Makefile.am: Add test.
4460 * gold/testsuite/Makefile.in: Regenerate.
4461 * gold/testsuite/plugin_test_7.sh: New.
4462 * gold/testsuite/plugin_test_7_1.c: New.
4463 * gold/testsuite/plugin_test_7_2.c: New.
4465 2010-05-26 Rafael Espindola <espindola@google.com>
4467 * script-sections.cc (Output_section_definition::set_section_addresses):
4468 Check for --section-start.
4470 2010-05-26 Doug Kwan <dougkwan@google.com>
4472 * arm.cc (Arm_scan_relocatable_relocs): New class.
4473 (Target_arm::relocate_special_relocatable): New method.
4474 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4475 (Arm_relocate_functions::thumb_branch_common): Same.
4476 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4477 instead of Default_scan_relocatable_relocs.
4478 * target-reloc.h (relocate_for_relocatable): Let target handle
4479 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4480 * target.h (Sized_target::relocate_special_relocatable): New method.
4482 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4484 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4486 2010-05-23 Doug Kwan <dougkwan@google.com>
4488 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4490 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4491 with a direct branch, not a conditional branch, to a stub.
4492 * merge.cc (Output_merge_base::record_input_section): New method
4494 (Output_merge_data::do_add_input_section): Record input section if
4495 keeps-input-sections flag is set.
4496 (Output_merge_string::do_add_input_section): Ditto.
4497 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4498 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4500 (Output_merge_base::keeps_input_sections,
4501 Output_merge_base::set_keeps_input_sections,
4502 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4504 (Output_merge_base::Input_sections): New type declaration.
4505 (Output_merge_base::input_sections_begin,
4506 Output_merge_base::input_sections_end,
4507 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4508 (Output_merge_base::bool keeps_input_sections_,
4509 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4510 Output_merge_base::input_sections_): New data members.
4511 (Output_merge_data::do_set_keeps_input_sections): New method
4513 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4514 * output.cc (Output_section::Input_section::relobj): Move method
4515 defintion from class declaration to here and handle merge sections.
4516 (Output_section::Input_section::shndx): Ditto.
4517 (Output_section::Output_section): Remove initializations of removed
4518 data members and initialize new data member LOOKUP_MAPS_.
4519 (Output_section::add_input_section): Set keeps-input-sections flag
4520 for a newly created merge output section as appropriate. Adjust code
4521 to use Output_section_lookup_maps class.
4522 (Output_section::add_relaxed_input_section): Adjst code for lookup
4523 maps code refactoring.
4524 (Output_section::add_merge_input_section): Add a new parameter
4525 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4526 class. If adding input section to a newly created merge output
4527 section fails, remove the new merge section.
4528 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
4529 Adjust code for use of the Output_section_lookup_maps class.
4530 (Output_section::find_merge_section): Ditto.
4531 (Output_section::build_lookup_maps): New method defintion.
4532 (Output_section::find_relaxed_input_section): Adjust code to use
4533 Output_section_lookup_maps class.
4534 (Output_section::get_input_sections): Export merge sections. Adjust
4535 code to use Output_section_lookup_maps class.
4536 (Output_section:::add_script_input_section): Adjust code to use
4537 Output_section_lookup_maps class. Update lookup maps for merge
4539 (Output_section::discard_states): Use Output_section_lookup_maps.
4540 (Output_section::restore_states): Same.
4541 * output.h (Merge_section_properties): Move class defintion out of
4543 (Output_section_lookup_maps): New class.
4544 (Output_section::Input_section::is_merge_section): New method
4546 (Output_section::Input_section::relobj): Move defintion out of class
4547 defintion. Declare method only.
4548 (Output_section::Input_section::shndx): Ditto.
4549 (Output_section::Input_section::output_merge_base): New method defintion.
4550 (Output_section::Input_section::u2_.pomb): New union field.
4551 (Output_section::Merge_section_by_properties_map,
4552 Output_section::Output_section_data_by_input_section_map,
4553 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4555 (Output_section::add_merge_input_section): Add new parameter
4556 KEEPS_INPUT_SECTIONS.
4557 (Output_section::build_lookup_maps): New method declaration.
4558 (Output_section::merge_section_map_,
4559 Output_section::merge_section_by_properties_map_,
4560 Output_section::relaxed_input_section_map_,
4561 Output_section::is_relaxed_input_section_map_valid_): Remove data
4563 (Output_section::lookup_maps_): New data member.
4565 2010-05-21 Doug Kwan <dougkwan@google.com>
4568 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4569 avoid a compilation error.
4571 2010-05-19 Rafael Espindola <espindola@google.com>
4573 * script-sections.cc (Output_section_definition::allocate_to_segment):
4574 Update the phdrs_list even when the output section is NULL.
4575 * testsuite/Makefile.am: Add test.
4576 * testsuite/Makefile.in: Regenerate.
4577 * testsuite/script_test_9.cc: New.
4578 * testsuite/script_test_9.sh: New.
4579 * testsuite/script_test_9.t: New.
4581 2010-05-19 Doug Kwan <dougkwan@google.com>
4583 * arm.cc (Arm_input_section::original_size): New method.
4584 (Arm_input_section::do_addralign): Add a cast.
4585 (Arm_input_section::do_output_offset): Remove static cast.
4586 (Arm_input_section::original_addralign,
4587 Arm_input_section::original_size_): Change type to uint32_t.
4588 (Arm_input_section::init): Add safe casts for section alignment
4590 (Arm_input_section::set_final_data_size): Do not set address and
4591 offset of stub table.
4592 (Arm_output_section::fix_exidx_coverage): Change use of of
4593 Output_section::Simple_input_section to that of
4594 Output_section::Input_section.
4595 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4596 except for the first pass.
4597 * output.cc (Output_section::get_input_sections): Change type of
4598 input_sections to std::list<Input_section>.
4599 (Output_section::add_script_input_section): Rename from
4600 Output_section::add_simple_input_section. Change type of SIS
4601 parameter from Simple_input_section to Input_section.
4602 * output.h (Output_section::Simple_input_section): Remove class.
4603 (Output_section::Input_section): Change class visibility to public.
4604 (Output_section::Input_section::addralign): Use stored alignments
4605 for special input sections if set.
4606 (Output_section::Input_section::set_addralign): New method.
4607 (Output_section::get_input_sections): Change parameter type from
4608 list of Simple_input_section to list of Input_section.
4609 (Output_section::add_script_input_section): Rename from
4610 Output_section::add_simple_input_section. Change first parameter's
4611 type from Simple_input_section to Input_section and remove the
4612 second and third parameters.
4613 * script-sections.cc (Input_section::Input_section_list): Change
4614 type to list of Output_section::Input_section/
4615 (Input_section_info::Input_section_info): Change parameter type of
4616 INPUT_SECTION to Output_section::Input_section.
4617 (Input_section_info::input_section): Change return type.
4618 (Input_section_info::input_section_): Change type to
4619 Output_section::Input_section.
4620 (Output_section_element_input::set_section_addresses): Adjust code
4621 to use Output_section::Input_section instead of
4622 Output_section::Simple_input_section. Adjust code for renaming
4623 of Output_section::add_simple_input_section.
4624 (Orphan_output_section::set_section_addresses): Ditto.
4626 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4628 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4629 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4631 2010-05-18 Rafael Espindola <espindola@google.com>
4633 * options.cc (General_options::finalize): Handle -nostdlib.
4634 * options.h (nostdlib): New option.
4635 * script.cc (script_add_search_dir): Handle -nostdlib.
4637 2010-05-12 Doug Kwan <dougkwan@google.com>
4639 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4640 attributes section only if there no attributes section after merging.
4641 (Target_arm::merge_object_attributes): Move value of
4642 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
4643 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4644 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4645 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4646 and arm_attr_merge_7.stdout.
4647 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4648 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4649 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4650 arm_attr_merge_7b.o): New rules.
4651 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4653 * testsuite/Makefile.in: Regenerate.
4654 * testsuite/arm_attr_merge.sh: New file.
4655 * testsuite/arm_attr_merge_[67][ab].s: Same.
4657 2010-05-05 Nick Clifton <nickc@redhat.com>
4659 * po/es.po: Updated Spanish translation.
4661 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4663 * Makefile.am (install-exec-local): Properly install gold as
4664 default cross linker.
4665 * Makefile.in: Regenerated.
4667 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4668 Nick Clifton <nickc@redhat.com>
4670 * configure.ac (install_as_default): Define and set to false
4671 unless --enable-gold or --enable-gold=both/gold has been
4673 * configure: Regenerate.
4675 * Makefile.am (install-exec-local): Install the executable as
4676 'ld.gold'. If install_as_default is true then also install it as
4678 * Makefile.in: Regenerated.
4680 2010-04-24 Ian Lance Taylor <iant@google.com>
4682 * layout.cc (Layout::layout_reloc): In relocatable link don't
4683 combine reloc sections for grouped sections.
4685 2010-04-23 Sriraman Tallam <tmsriram@google.com>
4687 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4688 sections that are not ordinary to icf.
4689 * icf.cc (get_section_contents): Handle relocation pointing to section
4690 with no object or shndx information.
4691 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4692 * testsuite/Makefile.in: Regenerate.
4693 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4694 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4696 2010-04-22 Ian Lance Taylor <iant@google.com>
4698 * expression.cc (Expression::Expression_eval_info): Add
4699 result_alignment_pointer field.
4700 (Expression::eval_with_dot): Add result_alignment_pointer
4701 parameter. Change all callers.
4702 (Expression::eval_maybe_dot): Likewise.
4703 (class Binary_expression): Add alignment_pointer parameter to
4704 left_value and right_value. Change all callers.
4705 (BINARY_EXPRESSION): Set result alignment.
4706 (class Trinary_expression): Add alignment_pointer parameter to
4707 arg2_value and arg3_value. Change all callers.
4708 (Trinary_cond::value): Set result alignment.
4709 (Max_expression::value, Min_expression::value): Likewise.
4710 (Align_expression::value): Likewise.
4711 * script-sections.cc (class Sections_element): Add dot_alignment
4712 parameter to set_section_addresses virtual function. Update
4714 (class Output_section_element): Likewise.
4715 (Script_sections::create_segments): Add dot_alignment parameter.
4717 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4718 (Script_sections::set_phdrs_clause_addresses): Likewise.
4719 * script-sections.h: Update declarations.
4720 * script.h: Update declarations.
4721 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4723 * testsuite/script_test_3.t: Set large alignment.
4724 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4725 segment has expected alignment.
4727 2010-04-22 Nick Clifton <nickc@redhat.com>
4729 * po/gold.pot: Updated by the Translation project.
4730 * po/vi.po: Updated Vietnamese translation.
4732 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4734 * testsuite/Makefile.am (check_PROGRAMS): Add
4735 icf_virtual_function_folding_test.
4736 * testsuite/Makefile.in: Regenerated.
4738 2010-04-15 Andrew Haley <aph@redhat.com>
4740 * options.h (merge_exidx_entries): New option.
4741 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4742 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4743 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4744 (Target_arm::merge_exidx_entries): New function.
4745 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4746 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4747 to Arm_exidx_fixup constructor.
4748 Add new arg, merge_exidx_entries.
4749 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4750 Arm_output_section::fix_exidx_coverage.
4752 2010-04-18 Sriraman Tallam <tmsriram@google.com>
4754 * icf.cc (get_section_contents): Check for preemptible functions.
4755 Ignore addend when appropriate.
4756 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4758 (add_from_relobj): Check for section folded.
4759 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4760 * symtab.h (should_add_dynsym_entry): Add new parameter.
4761 * target-reloc.h (scan_relocs): Check for section folded.
4762 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4763 Check reloc types for function pointers in shared objects.
4764 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4766 (icf_preemptible_functions_test): New test case.
4767 (icf_string_merge_test): New test case.
4768 * testsuite.Makefile.in: Regenerate.
4769 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4770 bar_glob. Refactor code.
4771 * testsuite/icf_preemptible_functions_test.cc: New file.
4772 * testsuite/icf_preemptible_functions_test.sh: New file.
4773 * testsuite/icf_string_merge_test.cc: New file.
4774 * testsuite/icf_string_merge_test.sh: New file.
4775 * testsuite/icf_virtual_function_folding_test.cc: New file.
4776 * testsuite/icf_virtual_function_folding_test.sh: New file.
4778 2010-04-14 Doug Kwan <dougkwan@google.com>
4780 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4781 for local symbol recounting if we remove a section due to ICF.
4782 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4783 there are no regular objects in input.
4785 2010-04-13 Doug Kwan <dougkwan@google.com>
4787 * arm.cc (Arm_input_section::set_final_data_size): Compute
4788 accurate final data size instead of using current data size.
4790 2010-04-09 Doug Kwan <dougkwan@google.com>
4792 * layout.cc (Layout::choose_output_section): Handle script section
4794 (Layout::make_output_section_for_script): Add section type parameter.
4795 Handle script section types.
4796 * layout.h (Layout::make_output_section_for_script): Add section
4798 * output.cc (Output_section::Output_section): Initialize data member
4800 (Output_section::do_reset_address_and_file_offset): Do not set address
4801 to 0 if section is a NOLOAD section.
4802 * output.h (Output_section::is_noload): New method.
4803 (Output_section::set_is_noload): Ditto.
4804 (Output_section::is_noload_): New data member.
4805 * script-c.h (Script_section_type): New enum type.
4806 (struct Parser_output_section_header): Add new file section_type.
4807 * script-sections.cc (Sections_element::output_section_name): Add
4808 parameter for returning script section type.
4809 (Output_section_definition::output_section_name): Ditto.
4810 (Output_section_definition::section_type)P; New method.
4811 (Output_section_definiton::script_section_type_name): Ditto.
4812 (Output_section_definition::script_section_type_): New data member.
4813 (Output_section_definition::Output_section_definition): Initialize
4814 data member Output_section_definition::script_section_type_.
4815 (Output_section_definition::create_sections): Pass script section type
4816 to Layout::make_output_section_for_script.
4817 (Output_section_definition::output_section_name): Return script
4818 section type to caller.
4819 (Output_section_definition::set_section_address): Do not advance
4820 dot value and load address if section type is NOLOAD. Set address
4821 of NOLOAD sections regardless of section flags.
4822 (Output_section_definition::print): Print section type if it is
4823 not SCRIPT_SECTION_TYPE_NONE.
4824 (Output_section_definition::section_type): New method.
4825 (Output_section_definition::script_section_type_name): Ditto.
4826 (Script_sections::output_section_name): Add new parameter
4827 PSECTION_TYPE for returning script section type. Pass it to
4828 section elements. Handle discard sections.
4829 (Sort_output_sections::operator()): Handle NOLOAD sections.
4830 * script-sections.h (Script_sections::Section_type): New enum type.
4831 (Script_sections::output_section_name): Add a new parameter for
4832 returning script section type.
4833 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4835 * yyscript.y (union): Add new field SECTION_TYPE.
4836 (COPY, DSECT, INFO, NOLOAD): New tokens.
4837 (opt_address_and_section_type): Change type to output_section_header.
4838 (section_type): New non-terminal
4839 (section_header): Handle section type.
4840 (opt_address_and_section_type): Return section type value.
4842 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4844 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4845 * testsuite/plugin_common_test_2.c (foo): Likewise.
4847 2010-04-08 Doug Kwan <dougkwan@google.com>
4849 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4851 * output.cc (Output_section::add_merge_input_section): Simplify
4852 code and return status of Output_merge_base::add_input_section.
4853 Update merge section map only if Output_merge_base::add_input_section
4856 2010-04-07 Doug Kwan <dougkwan@google.com>
4858 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4859 if section is marked as containing instructions but has no mapping
4861 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4862 correct section index.
4863 (Arm_relobj::find_linked_text_section): Ditto.
4865 2010-04-07 Cary Coutant <ccoutant@google.com>
4867 * archive.cc (include_member): Destroy Read_symbols_data object before
4869 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4870 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4871 (Read_symbols_data::~Read_symbols_data) New destructor.
4872 (Section_relocs::Section_relocs) New constructor.
4873 (Section_relocs::~Section_relocs) New destructor.
4874 (Read_relocs_data::Read_relocs_data) New constructor.
4875 (Read_relocs_data::~Read_relocs_data) New destructor.
4876 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4877 pointers to NULL after deleting.
4879 2010-04-07 Doug Kwan <dougkwan@google.com>
4881 * arm.cc: Replace "endianity" with "endianness" in comments.
4882 (Arm_exidx_cantunwind): Ditto.
4883 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4884 (Arm_relobj::merge_flags_and_attributes): New method.
4885 (Arm_relobj::merge_flags_and_attributes_): New data member.
4886 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4887 (Arm_relobj::scan_sections_for_stubs): Ditto.
4888 (Arm_relobj::do_read_symbols): Check to see if we really want to
4889 merge processor-specific flags and attributes. Exit early if
4890 an object is empty except for section names and the undefined symbol.
4891 (Target_arm::do_finalize_sections): Move check for ELF format to
4892 Arm_relobj::do_read_symbols. Merge processor specific flags and
4893 attributes from a regular object only when we have determined that
4894 it is aapropriate. Do not create an .ARM.attributes section in
4895 output if there is no regular input object.
4896 (Target_arm::merge_processor_specific_flags): Check
4897 --warn-mismatch before printing any error.
4898 (Target_arm::merge_object_attributes): Ditto.
4899 * gold.cc (queue_middle_tasks): Handle the case in which there is
4900 no regular object in input.
4901 * options.cc (General_options::parse_EB): New method.
4902 (General_options::parse_EL): Same.
4903 (General_options::General_options): Initialize endianness_.
4904 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4906 (General_options::Endianness): New enum.
4907 (General_options::endianness): New method.
4908 (General_options::endianness_): New data member.
4909 * parameters.cc (Parameters::set_options): Check target endianness.
4910 (Parameters::set_target_once): Ditto.
4911 (Parameters::check_target_endianness): New method.
4912 (parameters_force_valid_target): If either -EL or -EB is specified,
4913 use it to define endianness of default target.
4914 * parameters.h (Parameters::check_target_endianness): New method
4916 * target.h (class Target): Change "endianity" to "endianness"
4919 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4921 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4922 * configure: Regenerate.
4923 * Makefile.in: Regenerate.
4924 * testsuite/Makefile.in: Regenerate.
4926 2010-04-06 Cary Coutant <ccoutant@google.com>
4929 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4930 prevailing definitions of common symbols.
4931 * testsuite/plugin_test_6.sh: New test case.
4932 * testsuite/plugin_common_test_1.c: New test case.
4933 * testsuite/plugin_common_test_2.c: New test case.
4934 * testsuite/Makefile.am (plugin_test_6): New test case.
4935 * testsuite/Makefile.in: Regenerate.
4937 2010-04-06 Nick Clifton <nickc@redhat.com>
4939 * po/vi.po: New Vietnamese translation.
4941 2010-03-30 Doug Kwan <dougkwan@google.com>
4943 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4945 2010-03-25 Doug Kwan <dougkwan@google.com>
4947 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4948 to avoid a conversion warning on a 32-bit host.
4950 2010-03-24 Ian Lance Taylor <iant@google.com>
4952 * testsuite/script_test_3.t: Add a TLS segment.
4953 * testsuite/Makefile.am (check_PROGRAMS): Add
4954 tls_phdrs_script_test.
4955 (tls_phdrs_script_test_SOURCES): Define.
4956 (tls_phdrs_script_test_DEPENDENCIES): Define.
4957 (tls_phdrs_script_test_LDFLAGS): Define.
4958 (tls_phdrs_script_test_LDADD): Define.
4959 * testsuite/Makefile.in: Rebuild.
4961 2010-03-23 Cary Coutant <ccoutant@google.com>
4963 * fileread.cc (find_or_make_view): Fix comment.
4965 2010-03-23 Ian Lance Taylor <iant@google.com>
4967 * script-sections.cc (class Orphan_section_placement): Define
4968 PLACE_TLS and PLACE_TLS_BSS.
4969 (Orphan_section_placement::Orphan_section_placement): Initialize
4971 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4972 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4973 (tls_script_test_SOURCES): Define.
4974 (tls_script_test_DEPENDENCIES): Define.
4975 (tls_script_test_LDFLAGS): Define.
4976 (tls_script_test_LDADD): Define.
4977 * testsuite/Makefile.in: Rebuild.
4979 2010-03-22 Doug Kwan <dougkwan@google.com>
4981 * arm.cc (Arm_relocate_functions::abs8,
4982 Arm_relocate_functions::abs16): Use correct check for overflow
4983 specified in the ARM ELF specs.
4984 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4985 target of a BLX instruction specially.
4986 (Reloc_stub::stub_type_for_reloc): Ditto.
4987 (Relocate::relocate): Use symbolic names instead of numeric relocation
4988 codes to report error.
4989 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4991 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4992 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4993 thumb2_blx_out_of_range.stdout
4994 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4995 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4996 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4997 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4998 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4999 thumb2_blx_in_range, thumb2_blx_in_range.o,
5000 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
5001 thumb2_blx_out_of_range.o): New rules.
5002 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
5003 thumb2_blx_in_range and thumb2_blx_out_of_range.
5004 * testsuite/Makefile.in: Regenerate.
5005 * arm_branch_in_range.sh: Add tests for THUMB BLX.
5006 * testsuite/thumb_blx_in_range.s: New file.
5007 * testsuite/thumb_blx_out_of_range.s: New file.
5009 2010-03-22 Rafael Espindola <espindola@google.com>
5011 * archive.cc (Should_include): Move to archive.h.
5012 (should_include_member): Make it a member of Archive.
5014 (Add_lib_group_symbols): New.
5015 * archive.h: Include options.h.
5016 (Archive_member): Moved from Archive.
5017 (Should_include): Moved from archive.cc.
5019 (Add_lib_group_symbols): New.
5020 * dynobj.cc (do_should_include_member): New.
5021 * dynobj.h (do_should_include_member): New.
5022 * gold.cc (queue_initial_tasks): Update call to queue.
5023 * main.cc (main): Print lib group stats.
5024 * object.cc (do_should_include_member): New.
5025 * object.h: Include archive.h.
5026 (Object::should_include_member): New.
5027 (Object::do_should_include_member): New.
5028 (Sized_relobj::do_should_include_member): New.
5029 * options.cc (General_options::parse_start_lib): New.
5030 (General_options::parse_end_lib): New.
5031 (Input_arguments::add_file): Handle lib groups.
5032 (Input_arguments::start_group): Check we are not in a lib.
5033 (Input_arguments::start_lib): New.
5034 (Input_arguments::end_lib): New.
5035 * options.h (General_options): Add start_lib and end_lib.
5036 (Input_argument::lib_): New.
5037 (Input_argument::lib): New.
5038 (Input_argument::is_lib): New.
5039 (Input_file_lib): New.
5040 (Input_arguments::in_lib_): New.
5041 (Input_arguments::in_lib): New.
5042 (Input_arguments::start_lib): New.
5043 (Input_arguments::end_lib_): New.
5044 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
5045 in unused members as preempted.
5046 (Sized_pluginobj::do_should_include_member): New.
5047 * plugin.h (Sized_pluginobj::do_should_include_member): New.
5048 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
5050 (Read_symbols::do_whole_lib_group): New.
5051 (Read_symbols::do_lib_group): New.
5052 (Read_symbols::do_read_symbols): Handle lib groups.
5053 (Read_symbols::get_name): Handle lib groups.
5054 * readsyms.h (Read_symbols): Add an archive member pointer.
5055 (Read_symbols::do_whole_lib_group): New.
5056 (Read_symbols::do_lib_group): New.
5057 (Read_symbols::member_): New.
5058 * script.cc (read_input_script): Update call to queue_soon.
5060 2010-03-19 Doug Kwan <dougkwan@google.com>
5062 * arm.cc (Stub_table::Stub_table): Initialize new data members
5063 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5064 (Stub_table::add_reloc_stub): Assign stub offset and update
5065 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5066 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
5068 (Stub_table::update_data_size_and_addralign): Use
5069 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
5070 instead of going over all reloc stubs.
5071 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
5072 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5073 Stringpool_template::offset_ to size of Stringpool_char.
5074 (Stringpool_template::new_key_offset): Remove code to initialize
5075 Stringpool_template::offset_.
5076 * stringpool.h (Stringpool_template::set_no_zero_null): Set
5077 Stringpool_template::offset_ to zero.
5079 2010-03-15 Doug Kwan <dougkwan@google.com>
5081 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5083 (Stringpool_template::new_key_offset): New method.
5084 (Stringpool_template::add_string): Assign offsets when adding new
5086 (Stringpool_template::set_string_offsets): Do not set string offsets
5087 when not optimizing.
5088 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
5090 (Chunked_vector::clear): Clear size_.
5091 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
5092 (Chunked_vector::size): Return size_.
5093 (Chunked_vector::push_back): Use size_ to find insert position.
5094 (Chunked_vector::size_): New data member.
5095 (Stringpool_template::set_no_zero_null): Assert string set is empty.
5096 (Stringpool_template::new_key_offset): New method declaration.
5097 (Stringpool_template::offset_): New data member.
5099 2010-03-15 Rafael Espindola <espindola@google.com>
5101 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
5102 Add_symbols' constructor.
5103 * readsyms.h (Add_symbols): Remove the input_group member.
5105 2010-03-10 Ian Lance Taylor <iant@google.com>
5107 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
5108 target to ask whether a reference to a symbol requires a stack
5110 * target.h (Target::is_call_to_non_split): New function.
5111 (Target::do_is_call_to_non_split): Declare virtual function.
5112 * target.cc: Include "symtab.h".
5113 (Target::do_is_call_to_non_split): New function.
5114 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
5116 2010-03-10 Cary Coutant <ccoutant@google.com>
5118 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
5119 (File_read::open[1]): Remove initial mapping of whole_file_view_.
5120 (File_read::open[2]): Add whole_file_view_ to list of views.
5121 (File_read::make_view): Remove test of whole_file_view_.
5122 (File_read::find_or_make_view): Create whole_file_view_ if
5124 (File_read::clear_views): Replace bool parameter with enum;
5125 adjust all callers. Don't delete views with permanent data;
5126 do delete cached views and views from archives if
5127 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
5128 if clearing the corresponding view.
5129 * fileread.h (File_read::Clear_views_mode): New enum.
5130 (File_read::View::is_permanent_view): New method.
5131 (File_read::clear_views): Replace bool parameter
5132 with enum; adjust all callers.
5133 * options.h (General_options): Change keep_files_mapped option;
5134 add map_whole_files.
5135 * readsyms.cc (Add_symbols::run): Delete sd_ object before
5137 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
5140 2010-03-10 David S. Miller <davem@davemloft.net>
5142 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
5144 2010-03-09 Sriraman Tallam <tmsriram@google.com>
5146 * icf.cc (get_section_contents): Add '@' marker after processing the
5149 2010-03-08 Doug Kwan <dougkwan@google.com>
5151 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
5152 due to a conversion warning.
5153 (Arm_relobj::update_output_local_symbol_count): Check for local
5154 symbol with unset output index.
5156 2010-03-05 Ian Lance Taylor <iant@google.com>
5158 * options.h (class General_options): Add --spare-dynamic-tags.
5159 * output.cc (Output_data_dynamic::set_final_data_size): Implement
5160 --spare-dynamic-tags.
5162 2010-03-05 Ian Lance Taylor <iant@google.com>
5164 * incremental.cc: Include "libiberty.h".
5166 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5168 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5169 function, is_info_ member.
5170 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5171 (Versions::Versions): Update caller.
5172 (Versions::define_base_version): Likewise.
5173 (Versions::add_def): Likewise.
5175 2010-03-03 Sriraman Tallam <tmsriram@google.com>
5177 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5178 (Scan::possible_function_pointer_reloc): New function.
5179 (Scan::local_reloc_may_be_function_pointer): Change to call
5180 possible_function_pointer_reloc.
5181 (Scan::global_reloc_may_be_function_pointer): Ditto.
5182 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5183 relocations in ".data.rel.ro._ZTV" section.
5184 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5185 * testsuite/icf_safe_so_test.cc: Ditto.
5186 * testsuite/icf_safe_test.cc: Ditto.
5187 * testsuite/icf_safe_test.sh: Ditto.
5189 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5190 Ian Lance Taylor <iant@google.com>
5192 * target-reloc.h (relocate_section): Check the symbol table index
5193 for -1U before setting the local symbol index.
5194 (scan_relocatable_relocs): If copying the relocation, record that
5195 the local symbol is required.
5196 * object.h (Symbol_value::is_output_symtab_index_set): New
5198 (Symbol_value::may_be_discarded_from_output_symtab): New
5200 (Symbol_value::has_output_symtab_entry): New function.
5201 (Symbol_value::needs_output_symtab_entry): Remove.
5202 (Symbol_value::output_symtab_index): Make sure the symbol index is
5204 (Symbol_value::set_output_symtab_index): Make sure the symbol
5205 index is not set. Make sure the new index is valid.
5206 (Symbol_value::set_must_have_output_symtab_entry): New function.
5207 (Symbol_value::has_output_dynsym_entry): New function.
5208 (Symbol_value::set_output_dynsym_index): Make sure the new index
5210 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5211 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5212 local symbol if permitted.
5213 (Sized_relobj::do_finalize_local_symbols): Call
5214 is_output_symtab_index_set rather than needs_output_symtab_entry.
5215 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5216 rather than needs_output_symtab_entry. Call
5217 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5218 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5219 is_output_symtab_index_set rather than needs_output_symtab_entry.
5220 * testsuite/discard_locals_relocatable_test.c: New file.
5221 * testsuite/discard_locals_test.sh: Test -r.
5222 * testsuite/Makefile.am (check_DATA): Add
5223 discard_locals_relocatable_test1.syms,
5224 discard_local_relocatable_test2.syms.
5225 (MOSTLYCLEANFILES): Likewise. Also add
5226 discard_locals_relocatable_test1.lout and
5227 discard_locals_relocatable_test2.out.
5228 (discard_locals_relocatable_test1.syms): New target.
5229 (discard_locals_relocatable_test.o): New target.
5230 (discard_locals_relocatable_test1.out): New target.
5231 (discard_locals_relocatable_test2.syms): New target.
5232 (discard_locals_relocatable_test2.out): New target.
5233 (various): Add missing ../ld-new dependencies.
5234 * testsuite/Makefile.in: Rebuild.
5236 2010-03-03 Nick Clifton <nickc@redhat.com>
5238 * po/fi.po: New Finnish translation.
5240 2010-03-01 Doug Kwan <dougkwan@google.com>
5242 * layout.cc (Layout::Layout): Force section types of .init_array*,
5243 .preinit_array* and .fini_array* sections.
5244 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5245 Fix check of return value of std::string::find.().
5246 (Output_section::Input_section_sort_compare::operator()): Remove
5247 comment about .init_array.
5248 (Output_section::Input_section_sort_init_fini_compare::operator()):
5250 (Output_section::sort_attached_input_sections): Handle .init_array
5251 and .fini_array specially.
5252 * output.h (Output_section::Inut_section_sort_compare): Update
5254 (Output_section::Input_section_sort_init_fini_compare): New struct.
5256 2010-02-26 Doug Kwan <dougkwan@google.com>
5258 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5259 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5260 * testsuite/debug_msg.sh: Avoid matching source line number for
5261 use of global variable undef_int.
5263 2010-02-26 Doug Kwan <dougkwan@google.com>
5265 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5266 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5267 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5268 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5269 * options.cc (General_options::General_options): Initialize member
5271 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5272 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5273 and rm_no_fix_v4bx.stdout
5274 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5275 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5276 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5277 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5278 and arm_no_fix_v4bx.
5279 * Makefile.in: Regenerate.
5280 * testsuite/arm_fix_v4bx.s: New file.
5281 * testsuite/arm_fix_v4bx.sh: Ditto.
5283 2010-02-24 Doug Kwan <dougkwan@google.com>
5285 * arm.cc (Target_arm::got_section): Make the .got section the first
5286 non RELRO section in the data segment.
5287 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5288 suffixes of section names.
5290 2010-02-24 Doug Kwan <dougkwan@google.com>
5292 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5293 flags and attributes merging if an input file is a binary file.
5294 * fileread.cc (Input_file::open): Record format of original file.
5295 * fileread.h (Input_file::Format): New enum type.
5296 (Input_file::Input_file): Initialize data member format_.
5297 (Input_file::format): New method definition.
5298 (Input_file::format_):: New data member.
5300 2010-02-24 Doug Kwan <dougkwan@google.com>
5302 * arm.cc (Arm_output_data_got): New class.
5303 (ARM_TCB_SIZE): New constant
5304 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5305 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5306 If user uses a script with a SECTIONS clause, issue only a warning
5307 for a misplaced EXIDX input section. Otherwise, issue an error.
5308 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5310 (Target_arm::got_mode_index_entry): Handle static linking.
5311 (Target_arm::Scan::local): Ditto.
5312 (Target_arm::Scan::global): Ditto.
5313 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5314 all incorrectly implemented relocations.
5315 (Target_arm::fix_exidx_coverage): Pass layout to
5316 Arm_output_section::fix_exidx_coverage.
5317 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5318 from ".ARM.exidx." and ".ARM.extab.".
5320 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5322 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5323 section if it does not already exist.
5324 * attributes.cc (Attributes_section_data::Attributes_section_data):
5325 Don't crash if size is zero.
5327 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5328 Ian Lance Taylor <iant@google.com>
5330 * gold.cc (queue_middle_tasks): If no input files were opened,
5332 * workqueue.h (Task_function::Task_function): Assert that there is
5335 2010-02-22 Doug Kwan <dougkwan@google.com>
5337 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5338 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5339 types to avoid warnings due to different uint64_t implementations
5342 2010-02-21 Doug Kwan <dougkwan@google.com>
5344 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5345 handling of the maximum backward branch offset.
5346 (Arm_relocate_functions::thumb_branch_common): Ditto.
5347 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5348 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
5349 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
5350 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5351 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5352 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5353 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5354 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5355 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5356 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5357 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5358 thumb2_bl_out_of_range.o): New rules.
5359 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5360 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5361 thumb2_bl_out_of_range
5362 * testsuite/Makefile.in: Regenerate.
5363 * testsuite/arm_bl_in_range.s: New file.
5364 * testsuite/arm_bl_out_of_range.s: Ditto.
5365 * testsuite/arm_branch_in_range.sh: Ditto.
5366 * testsuite/arm_branch_range.t: Ditto.
5367 * testsuite/thumb2_branch_range.t: Ditto.
5368 * testsuite/thumb_bl_in_range.s: Ditto.
5369 * testsuite/thumb_bl_out_of_range.s: Ditto.
5370 * testsuite/thumb_branch_range.t: Ditto.
5372 2010-02-20 Sriraman Tallam <tmsriram@google.com>
5374 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5375 Add reloc offset information.
5376 * icf.cc (get_section_contents): Change iterators to point to the new
5377 vectors. Add reloc offset information to the contents.
5378 * icf.h (Icf::Sections_reachable_info): New typedef.
5379 (Icf::Sections_reachable_list): New typedef.
5380 (Icf::Offset_info): New typedef.
5381 (Icf::Reloc_info): New struct typedef.
5382 (Icf::Reloc_info_list): New typedef.
5383 (Icf::symbol_reloc_list): Delete method.
5384 (Icf::addend_reloc_list): Delete method.
5385 (Icf::section_reloc_list): Delete method.
5386 (Icf::reloc_info_list): New method.
5387 (Icf::reloc_info_list_): New member.
5389 2010-02-19 Doug Kwan <dougkwan@google.com>
5391 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5392 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5393 * arm.cc (Arm_relocation_functions): New forward declaration.
5394 (Target_arm::Target_arm): Initialize new data members
5395 got_mod_index_offset_ and tls_base_symbol_defined_.
5396 (Target_arm::Relocate::relocate_tls): New method.
5397 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5398 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5400 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5401 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5402 (Target_arm::got_mod_index_offset_,
5403 Target_arm::tls_base_symbol_defined_): New data members.
5404 (Target_arm::Scan::local, Target::Scan::global,
5405 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5408 2010-02-18 Doug Kwan <dougkwan@google.com>
5410 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5411 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5412 text section as a parameter becuase some broken tools may not set
5413 the link in section header.
5414 (Target_arm::has_got_section): New method.
5415 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5416 without any mapping symbol as data only. Remove warning.
5417 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5418 link in its section header, try to discover the link by inspecting the
5419 REL31 relocation at the beginning of the section.
5420 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5422 (Target_arm::Scan::global): Treat any reference to the symbol
5423 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5425 2010-02-12 Sriraman Tallam <tmsriram@google.com>
5427 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5428 (Scan::global_reloc_may_be_function_pointer): New function.
5429 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5430 (Scan::global_reloc_may_be_function_pointer): New function.
5431 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5432 (Scan::global_reloc_may_be_function_pointer): New function.
5433 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5434 (Scan::global_reloc_may_be_function_pointer): New function.
5435 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5436 (Scan::global_reloc_may_be_function_pointer): New function.
5437 (Scan::possible_function_pointer_reloc): New function.
5438 (Target_x86_64::can_check_for_function_pointers): New function.
5439 * gc.h (gc_process_relocs): Scan relocation types to determine if
5440 function pointers were taken for targets that support it.
5441 * icf.cc (Icf::find_identical_sections): Include functions for
5442 folding in safe ICF whose pointer is not taken.
5443 * icf.h (Secn_fptr_taken_set): New typedef.
5444 (fptr_section_id_): New member.
5445 (section_has_function_pointers): New function.
5446 (set_section_has_function_pointers): New function.
5447 (check_section_for_function_pointers): New function.
5448 * options.h: Fix comment for safe ICF option.
5449 * target.h (can_check_for_function_pointers): New function.
5450 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5451 Modify icf_safe_test for X86-64.
5452 * testsuite/Makefile.in: Regenerate.
5453 * testsuite/icf_safe_so_test.cc: New file.
5454 * testsuite/icf_safe_so_test.sh: New file.
5455 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5456 (main): Change to take pointer to function kept_func_3.
5457 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5458 folding is done correctly for X86-64.
5460 2010-02-12 David S. Miller <davem@davemloft.net>
5462 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5463 is_symbolless parameter.
5464 (Output_reloc<SHT_REL>::is_symbolless): New.
5465 (Output_reloc<SHT_REL>::is_symbolless_): New.
5466 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5467 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5468 (Output_reloc<SHT_RELA>::is_symbolless): New.
5469 (Output_data_reloc::add_global): Handle is_symbolless.
5470 (Output_data_reloc::add_global_relative): Likewise.
5471 (Output_data_reloc::add_local): Likewise.
5472 (Output_data_reloc::add_local_relative): Likewise.
5473 (Output_data_reloc::add_symbolless_global_addend): New.
5474 (Output_data_reloc::add_symbolless_local_addend): New.
5475 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5477 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5478 instead of ->is_relative_
5479 (Output_reloc::write): Likewise.
5480 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5481 (Output_reloc::write_rel): Simplify.
5483 * sparc.cc (Target_sparc::Scan::local): Use
5484 ->add_symbolless_local_addend as needed.
5485 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5486 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5487 based upon relocation offset.
5489 2010-02-11 Doug Kwan <dougkwan@google.com>
5491 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5492 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5493 beginning of function.
5494 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5495 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5496 parameter is_32bit in calls to should_apply_static_reloc.
5497 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5498 (check_DATA): Add arm_abs_global.stdout.
5499 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5500 arm_abs_global.stdout): New rules.
5501 (MOSTLLYCLEANFILES): Add arm_abs_global
5502 * Makefile.in: Regenerate.
5503 * testsuite/arm_abs_global.s: New file.
5504 * testsuite/arm_abs_global.sh: Ditto.
5505 * testsuite/arm_abs_lib.s: Ditto.
5507 2010-02-11 Ian Lance Taylor <iant@google.com>
5509 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5511 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5512 Allocate_commons_task first.
5513 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5514 task, rather than symtab_lock_.
5515 (Gc_process_relocs::~Gc_process_relocs): New function.
5516 (Gc_process_relocs::is_runnable): Check this_blocker_.
5517 (Gc_process_relocs::locks): Use next_blocker_ rather than
5519 (Scan_relocs::~Scan_relocs): New function.
5520 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5522 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5524 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5525 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5526 constructor accordingly.
5527 (class Gc_process_relocs): Likewise.
5528 (class Scan_relocs): Likewise.
5529 * common.h (class Allocate_commons_task): Remove symtab_lock_
5530 field, and corresponding constructor parameter.
5531 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5533 (Allocate_commons_task::locks): Likewise.
5535 2010-02-11 Ian Lance Taylor <iant@google.com>
5537 * gold-threads.h (class Once): Define.
5538 (class Initialize_lock): Rewrite as child of Once.
5539 * gold-threads.cc (class Once_initialize): Define.
5540 (once_pointer_control): New static variable.
5541 (once_pointer, once_arg): New static variables.
5542 (c_run_once): New static function.
5543 (Once::Once, Once::run_once, Once::internal_run): New functions.
5544 (class Initialize_lock_once): Remove.
5545 (initialize_lock_control): Remove.
5546 (initialize_lock_pointer): Remove.
5547 (initialize_lock_once): Remove.
5548 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5549 (Initialize_lock::initialize): Rewrite.
5550 (Initialize_lock::do_run_once): New function.
5551 * archive.cc (Archive::interpret_header): Only clear name if it is
5553 * fileread.cc: Include "gold-threads.h"
5554 (file_counts_lock): New static variable.
5555 (file_counts_initialize_lock): Likewise.
5556 (File_read::release): Only increment counts when using --stats.
5557 Use a lock around the increment.
5558 * parameters.cc (class Set_parameters_target_once): Define.
5559 (set_parameters_target_once): New static variable.
5560 (Parameters::Parameters): Move here from parameters.h.
5561 (Parameters::set_target): Rewrite.
5562 (Parameters::set_target_once): New function.
5563 (Parameters::clear_target): Move here and rewrite.
5564 * parameters.h (class Parameters): Update declarations. Add
5565 set_parameters_target_once_ field.
5566 (Parameters::Parameters): Move to parameters.cc.
5567 (Parameters::clear_target): Likewise.
5568 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5570 (Start_group::~Start_group): New function.
5571 (Start_group::is_runnable): New function.
5572 (Start_group::locks, Start_group::run): New functions.
5573 (Finish_group::run): Change saw_undefined to size_t.
5574 * readsyms.h (class Start_group): Define.
5575 (class Finish_group): Change saw_undefined_ field to size_t.
5576 (Finish_group::Finish_group): Remove saw_undefined and
5577 this_blocker parameters. Change all callers.
5578 (Finish_group::set_saw_undefined): New function.
5579 (Finish_group::set_blocker): New function.
5580 * symtab.h (class Symbol_table): Change saw_undefined to return
5581 size_t. Change saw_undefined_ field to size_t.
5582 * target-select.cc (Set_target_once::do_run_once): New function.
5583 (Target_selector::Target_selector): Initialize set_target_once_
5584 field. Don't initialize lock_ and initialize_lock_ fields.
5585 (Target_selector::instantiate_target): Rewrite.
5586 (Target_selector::set_target): New function.
5587 * target-select.h (class Set_target_once): Define.
5588 (class Target_selector): Update declarations. Make
5589 Set_target_once a friend. Remove lock_ and initialize_lock_
5590 fields. Add set_target_once_ field.
5592 2010-02-10 Ian Lance Taylor <iant@google.com>
5594 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5596 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5597 (queue_middle_tasks): Add all blockers before queueing any tasks.
5598 (queue_final_tasks): Likewise.
5599 * token.h (Task_token::add_blockers): New function.
5600 * object.h (Input_objects::number_of_relobjs): New function.
5602 2010-02-10 Ian Lance Taylor <iant@google.com>
5604 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5605 shared, not if not position independent.
5606 * x86_64.cc (Relocate::relocate_tls): Likewise.
5607 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5608 (tls_pie_pic_test): New target.
5609 * testsuite/Makefile.in: Rebuild.
5611 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5612 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5613 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5614 * testsuite/Makefile.in: Rebuild.
5616 2010-02-09 David S. Miller <davem@davemloft.net>
5618 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5619 R_SPARC_RELATIVE using ->add_local_relative().
5620 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5622 * output.h (Output_data_dynamic::add_section_size): New method
5623 that takes two Output_data objects.
5624 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5625 entry param. Handle it in initializers.
5626 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5627 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5628 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5630 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5631 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5632 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5633 for dynrel_includes_plt.
5634 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5635 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5636 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5638 (Target_sparc::do_finalize_sections): Update to pass true for
5639 dynrel_includes_plt.
5640 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5641 output before .rela.plt
5642 (Target_powerpc::do_finalize_sections): Update to pass true for
5643 dynrel_includes_plt when 32-bit.
5645 2010-02-08 Doug Kwan <dougkwan@google.com>
5647 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5649 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5650 Arm_relobj::scan_section_for_cortex_a8_stubs,
5651 Arm_relobj::do_relocation_section): Instead of calling
5652 Output_section::output_address, use faster
5653 Arm_relobj::simple_input_section_output_address.
5655 2010-02-08 David S. Miller <davem@davemloft.net>
5657 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5658 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5659 relocation helper function.
5661 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5662 just like R_SPARC_GOT{10,13,22}.
5663 (Target_sparc::Scan::local): Likewise.
5664 (Target_sparc::Relocate:relocate): Likewise.
5666 2010-02-06 Ian Lance Taylor <iant@google.com>
5668 * configure.ac: Rewrite targetobjs duplicate removal code to use
5669 only shell constructs.
5670 * configure: Rebuild.
5672 2010-02-05 Doug Kwan <dougkwan@google.com>
5675 * arm.cc (Arm_relobj::section_is_scannable): New method.
5676 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5677 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5679 2010-02-04 Doug Kwan <dougkwan@google.com>
5682 * arm-reloc-property.cc (cstdio): Include.
5683 * configure.ac (targetobjs): Remove duplicates.
5684 * configure: Regenerate.
5685 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5686 big and little endian version for a given address size.
5688 2010-02-03 Doug Kwan <dougkwan@google.com>
5690 * arm-reloc-property.cc
5691 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5693 * arm-reloc-property.h
5694 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5695 New method definition.
5696 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5698 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5700 (GOT_PREL): Change implemented to Y.
5701 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5702 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5703 (Arm_relocate_functions::movw_abs_nc): Remove method.
5704 (Arm_relocate_functions::movt_abs): Ditto.
5705 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5706 (Arm_relocate_functions::thm_movt_abs): Ditto.
5707 (Arm_relocate_functions::movw_rel_nc): Ditto.
5708 (Arm_relocate_functions::movw_rel): Ditto.
5709 (Arm_relocate_functions::movt_rel): Ditto.
5710 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5711 (Arm_relocate_functions:thm_movw_rel): Ditto.
5712 (Arm_relocate_functions:thm_movt_rel): Ditto.
5713 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5714 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5715 New method definitions.
5716 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5717 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5718 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5719 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5720 (Target_arm::Relocate::relocate): Check for non-static or
5721 unimplemented relocation code and exit early. Change calls to
5722 Target_arm::reloc_uses_thumb_bit and
5723 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5724 instead. Refactor code to handle similar relocations to increase
5725 code sharing. Remove check for unsupported relocation code in switch
5727 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5728 relocation property table to find out size. Change error message to
5729 print out the name of a relocation code instead of the numeric value.
5730 (Target_arm::scan_reloc_for_stub): Use relocation property table
5731 instead of calling Target_arm::reloc_uses_thumb_bit().
5733 2010-02-02 Doug Kwan <dougkwan@google.com>
5735 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5736 types of relaxed input section.
5738 2010-02-02 Doug Kwan <dougkwan@google.com>
5740 * Makefile.am (HFILES): Add arm-reloc-property.h.
5742 (TARGETSOURCES): Add arm-reloc-property.cc
5743 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5744 (libgold_a_SOURCES): $(DEFFILES)
5745 * Makefile.in: Regenerate.
5746 * arm-reloc-property.cc: New file.
5747 * arm-reloc-property.h: New file.
5748 * arm-reloc.def: New file.
5749 * arm.cc: Update comments.
5750 (arm-reloc-property.h): New included header.
5751 (arm_reloc_property_table): New global variable.
5752 (Target_arm::do_select_as_default_target): New method definition.
5753 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5754 arm-reloc-property to targ_extra_obj.
5755 * parameters.cc (set_parameters_target): Call
5756 Target::select_as_default_target().
5757 * target.h (Target::select_as_default_target): New method definition.
5758 (Target::do_select_as_default_target): Same.
5760 2010-02-01 Doug Kwan <dougkwan@google.com>
5762 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5763 first_output_text_section_.
5764 (Arm_exidx_fixup::first_output_text_section): New method definition.
5765 (Arm_exidx_fixup::first_output_text_section_): New data member.
5766 (Arm_exidx_fixup::process_exidx_section): Record the first text
5767 output section seen.
5768 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5769 and entsize in output section header.
5771 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5773 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5774 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5775 (Arm_relocate_functions::thm_alu11): New Method.
5776 (Arm_relocate_functions::thm_pc8): New Method.
5777 (Arm_relocate_functions::thm_pc12): New Method.
5778 (Target_arm::Scan::local): Handle the relocations.
5779 (Target_arm::Scan::global): Likewise.
5780 (Target_arm::Relocate::relocate): Likewise.
5781 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5783 2010-01-29 Doug Kwan <dougkwan@google.com>
5785 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5786 of relocation types as ld.
5788 2010-01-29 Doug Kwan <dougkwan@google.com>
5790 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5792 (Arm_relocate_functions::thumb_branch_common): Ditto.
5793 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5794 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5795 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5796 Arm_relocate_functions::jump24): Remove.
5797 (Target_arm::Relocate::relocate): Adjust code to call
5798 Arm_relocation_functions::arm_branch_common and
5799 Arm_relocation_functions::thumb_branch_common instead of their removed
5800 wrappers. Merge switch-cases together to reduce source code size.
5802 2010-01-29 Doug Kwan <dougkwan@google.com>
5804 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5805 output_local_symbol_count_needs_update_.
5806 (Arm_relobj::output_local_symbol_count_needs_update,
5807 Arm_relobj::set_output_local_symbol_count_needs_update,
5808 Arm_relobj::update_output_local_symbol_count): New methods.
5809 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5811 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5812 of pointed function as in a R_ARM_PREL31 relocation.
5813 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5814 for output local symbol count updating.
5815 (Target_arm::do_relax): Update output local symbol counts in objects
5817 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5819 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5821 * arm.cc: Added support for the ARM relocations:
5822 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5823 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5824 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5826 (Arm_relocate_functions::movw_rel): New method.
5827 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5828 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5830 (Arm_relocate_functions::thm_movw_rel): New method.
5831 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5833 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5835 (Target_arm::Scan::global): Likewise.
5836 (Target_arm::Relocate::relocate): Likewise.
5837 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5840 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5842 * arm.cc: Added support for ARM group relocations.
5843 (Target_arm::reloc_needs_sym_origin): New method.
5844 (Arm_relocate_functions::calc_grp_kn): New method.
5845 (Arm_relocate_functions::calc_grp_residual): New method.
5846 (Arm_relocate_functions::calc_grp_gn): New method.
5847 (Arm_relocate_functions::arm_grp_alu): New Method.
5848 (Arm_relocate_functions::arm_grp_ldr): New Method.
5849 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5850 (Arm_relocate_functions::arm_grp_ldc): New Method.
5851 (Target_arm::Scan::local): Handle the ARM group relocations.
5852 (Target_arm::Scan::global): Likewise.
5853 (Target_arm::Relocate::relocate): Likewise.
5854 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5857 2010-01-26 Doug Kwan <dougkwan@google.com>
5859 * arm.cc (set): Include.
5860 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5862 (Arm_output_section::Text_section_list): New type.
5863 (Arm_output_section::append_text_sections_to_list): New method.
5864 (Arm_output_section::fix_exidx_coverage): Ditto.
5865 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5866 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5867 Relobj::set_section_offset() instead of
5868 Sized_relobj::invalidate_section_offset().
5869 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5870 parameter for section headers. Ignore relocation sections for
5871 unallocated sections and EXIDX sections.
5872 (Target_arm::fix_exidx_coverage): New method.
5873 (Target_arm::output_section_address_less_than): New type.
5874 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5875 linked text section instead of the EXIDX section.
5876 (Arm_output_section::create_stub_group): Add an assertion to check
5877 that this is not an EXIDX output section.
5878 (Arm_output_section::append_text_sections_to_list): New method.
5879 (Arm_output_section::fix_exidx_coverage): Ditto.
5880 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5881 Arm_relobj::section_needs_reloc_stub_scanning.
5882 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5884 (Target_arm::fix_exidx_coverage): New method.
5885 * object.h (Relobj::set_output_section): New method.
5886 (Sized_relobj::invalidate_section_offset): Remove method.
5887 (Sized_relobj::do_invalidate_section_offset): Remove method.
5888 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5890 2010-01-25 Doug Kwan <dougkwan@google.com>
5892 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5893 Fix warning due to signed and unsigned comparison on a 32-bit host.
5895 2010-01-22 Doug Kwan <dougkwan@google.com>
5897 * arm.cc (Target_arm::do_relax): Record an output section for section
5898 offset adjustment it contains any stub table that has changed.
5899 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5900 offsets in an output section if necessary.
5901 * output.cc (Output_section::Output_section): Initialize
5902 section_offsets_need_adjustments_.
5903 (Output_section::add_input_section_for_script): Renamed to
5904 Output_section::add_simple_input_section.
5905 (Output_section::save_states): Add a comment.
5906 (Output_section::discard_states): New method defintion.
5907 (Output_section::adjust_section_offsets): Same.
5908 * output.h (Output_section::add_input_section_for_script): Renamed to
5909 Output_section::add_simple_input_section.
5910 (Output_section::discard_states): New method declaration.
5911 (Output_section::adjust_section_offsets): Same.
5912 (Output_section::section_offsets_need_adjustment,
5913 Output_section::set_section_offsets_need_adjustment): New method
5915 (Output_section::section_offsets_need_adjustment_): New data member.
5916 * script-sections.cc
5917 (Output_section_element_input::set_section_address): Adjust code for
5918 renaming of Output_section::add_input_section_for_script.
5919 (Orphan_output_section::set_section_address): Same.
5921 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5923 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5924 Fix_v4bx enum values .
5925 * gold/options.h (General_options): New option definitions.
5926 (General_options::fix_v4bx): New method.
5927 (General_options::Fix_v4bx): New enum.
5928 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5929 (General_options::parse_fix_v4bx_interworking): New method.
5931 2010-01-22 Doug Kwan <dougkwan@google.com>
5933 * arm.cc (Arm_exidx_fixup): New class.
5935 2010-01-21 Doug Kwan <dougkwan@google.com>
5937 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5939 (Arm_exidx_section_offset_map): New type.
5941 2010-01-21 Doug Kwan <dougkwan@google.com>
5943 * arm.cc (Arm_exidx_input_section): New class.
5944 (Arm_relobj::exidx_input_section_by_link,
5945 Arm_relobj::exidx_input_section_by_shndx,
5946 Arm_relobj::make_exidx_input_section): New methods.
5947 (read_arm_attributes_section): Remove.
5948 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5949 information about them.
5950 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5953 2010-01-20 Doug Kwan <dougkwan@google.com>
5955 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5956 Input_section_specifier to Section_id.
5957 (Target_arm::new_arm_input_section: Adjust code for change of key
5959 (Target_arm::find_arm_input_section): Ditto.
5960 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5961 (Section_id): Remove.
5962 (Garbage_collection::Section_id_hash): Remove.
5963 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5964 (Section_id): Remove.
5965 (Icf::Section_id_hash): Remove.
5966 * object.h (Section_id, Const_section_id, Section_id_hash,
5967 Const_section_id_hash): New type definitions.
5968 * output.cc (Output_section::add_relaxed_input_section): Change to
5969 use Const_section_id instead of Input_section_specifier as key type.
5970 (Output_section::add_merge_input_section): Ditto.
5971 (Output_section::build_relaxation_map): Change to use Section_id
5972 instead of Input_section_specifier as key type.
5973 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5975 (Output_section::convert_input_sections_to_relaxed_sections): Change
5976 to use Const_section_id instead of Input_section_specifier as key type.
5977 (Output_section::find_merge_section): Ditto.
5978 (Output_section::find_relaxed_input_section): Ditto.
5979 * output.h (Input_section_specifier): Remove class.
5980 (Output_section::Output_section_data_by_input_section_map): Change
5981 key type to Const_section_id.
5982 (Output_section::Output_relaxed_input_section_by_input_section_map):
5984 (Output_section::Relaxation_map): Change key type to Section_id.
5986 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5988 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5989 (class Arm_v4bx_stub): New class.
5990 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5991 (Stub_factory::make_arm_v4bx_stub): New method.
5992 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5993 (Stub_table::empty): Handle v4bx stubs.
5994 (Stub_table::add_arm_v4bx_stub): New method.
5995 (Stub_table::find_arm_v4bx_stub): New method.
5996 (Arm_relocate_functions::v4bx): New method.
5997 (Target_arm::fix_v4bx): New method.
5998 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5999 (Stub_table::relocate_stubs): Likewise.
6000 (Stub_table::do_write): Likewise.
6001 (Stub_table::update_data_size_and_addralign): Likewise.
6002 (Stub_table::finalize_stubs): Likewise.
6003 (Target_arm::Scan::local): Likewise.
6004 (Target_arm::Scan::global): Likewise.
6005 (Target_arm::do_finalize_sections): Likewise.
6006 (Target_arm::Relocate::relocate): Likewise.
6007 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6009 (Target_arm::scan_reloc_for_stub): Likewise.
6010 (Target_arm::scan_reloc_section_for_stubs): Likewise.
6012 2010-01-19 Ian Lance Taylor <iant@google.com>
6014 * output.cc (Output_section_headers::do_sized_write): Write large
6015 segment count to sh_info field.
6016 (Output_file_header::do_sized_write): For large segment count,
6017 write PN_XNUM to e_phnum field.
6019 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6021 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
6022 (Arm_relocate_functions::thm_jump8): New function.
6023 (Arm_relocate_functions::thm_jump11): New function.
6024 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
6026 (Target_arm::Scan::global): Likewise.
6027 (Target_arm::Relocate::relocate): Likewise.
6028 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6031 2010-01-14 Doug Kwan <dougkwan@google.com>
6033 * arm.cc (map, utility): Include headers.
6034 (Target_arm::apply_cortex_a8_workaround): New method.
6035 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
6036 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
6037 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
6038 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
6039 the --[no-]fix-cortex-a8 command line options.
6040 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
6041 (Target_arm::relocate_stub): Use addend in instruction template.
6042 * options.h (DEFINE_bool): Set the user-set flag.
6043 (General_options): Add --[no-]-fix-cortex options.
6044 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
6045 : Update fast look-up map after conversion.
6047 2010-01-14 Sriraman Tallam <tmsriram@google.com>
6049 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
6050 in the first pass of do_layout.
6052 2010-01-13 Doug Kwan <dougkwan@google.com>
6054 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6055 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
6056 apparent compiler problem of not folding static constant integral
6057 data members of elfcpp::Elf_sizes<32>.
6059 2010-01-13 Doug Kwan <dougkwan@google.com>
6061 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6062 Arm_relobj::section_needs_cortex_a8_stub_scanning,
6063 Arm_relobj::scan_section_for_cortex_a8_erratum,
6064 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
6065 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
6066 sections to scan for relocation stubs into a new method
6067 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
6068 relocation and Cortex-A8 stub scanning.
6069 (Target_arm::do_relax): Force stubs to be after stubbed sections
6070 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
6071 the beginning of a new relaxation pass. Update a comment.
6072 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
6074 2010-01-12 Ian Lance Taylor <iant@google.com>
6076 * target-reloc.h (visibility_error): New inline function.
6077 (relocate_section): Call visibility_error.
6078 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
6079 (MOSTLYCLEANFILES): Likewise.
6080 (protected_4_pic.o, protected_3.err): New targets.
6081 * testsuite/protected_4.cc: New file.
6083 2010-01-12 Doug Kwan <dougkwan@google.com>
6085 * arm.cc (Cortex_a8_reloc): New class.
6086 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
6087 and cortex_a8_relocs_info_.
6088 (Target_arm::fix_cortex_a8): New method definition.
6089 (Target_arm::Cortex_a8_relocs_info): New type.
6090 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
6091 New data member declarations.
6092 (Target_arm::scan_reloc_for_stub): Record information about
6093 relocations for THUMB branches that might be exempted from the
6094 Cortex-A8 workaround.
6095 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
6096 at the beginning of a relaxation pass.
6098 2010-01-12 Doug Kwan <dougkwan@google.com>
6100 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
6101 (Arm_relobj::Mapping_symbol_position,
6102 Arm_reloj::Mapping_symbol_position_less,
6103 Arm_relobj::Mapping_symbols_info): New types.
6104 (Target_arm::is_mapping_symbol_name): New method definition.
6105 (Arm_relobj::do_count_local_symbols): Save information about mapping
6108 2010-01-11 Doug Kwan <dougkwan@google.com>
6110 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
6111 Arm_relocate_functions::thumb32_branch_upper,
6112 Arm_relocate_functions::thumb32_branch_lower,
6113 Arm_relocate_functions::thumb32_cond_branch_offset,
6114 Arm_relocate_functions::thumb32_cond_branch_upper,
6115 Arm_relocate_functions::thumb32_cond_branch_lower,
6116 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
6117 branch offset encoding.
6118 (Arm_relocate_functions::thumb_branch_common): Use new branch
6119 offset encoding methods to avoid code duplication.
6120 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
6121 (Stub_addend_reader::operator()): Use new branch encoding method
6122 to avoid code duplication.
6124 2010-01-11 Doug Kwan <dougkwan@google.com>
6126 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
6127 (Target_arm::do_finalize_sections): Define special EXIDX section
6128 symbols only if referenced.
6129 * gc.h (Garbage_collection::add_reference): New method.
6130 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
6133 2010-01-11 Ian Lance Taylor <iant@google.com>
6135 * script.cc (Version_script_info::build_expression_list_lookup):
6136 Change complaing about duplicate wildcard match from error to
6139 * script.cc (class Lazy_demangler): Recreate--revert part of patch
6141 (Version_script_info::Version_script_info): Initialize globs_,
6142 default_version_, default_is_global_, and exact_. Don't
6143 initialize globals_ or locals_.
6144 (Version_script_info::build_lookup_tables): Build local symbols
6146 (Version_script_info::unquote): New function.
6147 (Version_script_info::add_exact_match): New function.
6148 (Version_script_info::build_expression_list_lookup): Remove lookup
6149 parameter. Add is_global parameter. Change all callers. Handle
6150 wildcard pattern specially. Unquote pattern. Call
6152 (Version_script_info::get_name_to_match): New function.
6153 (Version_script_info::get_symbol_version): New function.
6154 (Version_script_info::get_symbol_version_helper): Remove.
6155 (Version_script_info::check_unmatched_names): Call unquote.
6156 * script.h (class Version_script_info): Change get_symbol_version
6157 to be non-inline and add is_global parameter; change all callers.
6158 Rewrite symbol_is_local. Update declarations. Define struct
6159 Version_tree_match, Exact, Globs. Don't define struct Lookup.
6160 Remove globals_ and locals_ members. Add exact_, globs_,
6161 default_version_, is_global_.
6162 (Version_script_info::Glob): Remove pattern, add expression and
6163 is_global. Update constructor. Change all callers.
6164 * dynobj.cc (Versions::finalize): Mark the version symbol as the
6166 (Versions::symbol_section_contents): If a symbol is undefined, or
6167 defined in a dynamic object, set the version index to
6169 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6171 (Symbol_table::add_from_pluginobj): Likewise.
6172 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6174 2010-01-11 Doug Kwan <dougkwan@google.com>
6176 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6177 (incremental_dump_LDADD): Add linking option for libintl.
6178 * Makefile.in: Regenerate.
6180 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6183 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6185 * testsuite/Makefile.in: Regenerated.
6187 2010-01-10 Doug Kwan <dougkwan@google.com>
6189 * options.h (DEFINE_var): Use parentheses around argument varname__
6190 in macro body to avoid any unintended subsequent substitutions.
6192 2010-01-10 Ian Lance Taylor <iant@google.com>
6194 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6195 candidates before doing symbol resolution.
6197 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6198 ODR candidates if only one is weak.
6200 2010-01-08 Ian Lance Taylor <iant@google.com>
6202 * script.cc (Version_script_info::build_expression_list_lookup):
6203 Don't warn about ambiguous version, just record the ambiguity.
6204 (Version_script_info::get_symbol_version_helper): Give error if
6205 version is ambiguous.
6207 2010-01-08 Doug Kwan <dougkwan@google.com>
6209 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6210 prev_data_size_ and prev_addralign_. Remove initializer for
6211 deleted data member has_been_changed_.
6212 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6213 to determine if the table is empty.
6214 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6216 (Stub_table::add_reloc_stub): Define method in class definition
6217 instead of just declaring it there.
6218 (Stub_table::add_cortex_a8_stub): New method definition.
6219 (Stub_table::update_data_size_and_addralign): Ditto.
6220 (Stub_table::finalize_stubs): Ditto.
6221 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6222 (Stub_table::do_addralign_): Return address alignment in the
6223 (Stub_table::do_reset_address_and_file_offset): Define method in
6224 class definition instead of declaring it there. Set current data
6225 size to be the data size of the previous pass.
6226 (Stub_table::set_final_data_size): Use current data size as the
6228 (Stub_table::relocate_stub): Change parameter type of stub from
6229 Reloc_stub pointer to Stub pointer.
6230 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6231 (Stub_table::Cortex_a8_stub_list): New typedef.
6232 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6233 Stub_table::prev_addralign_): New data member.
6234 (Arm_relobj::Arm_relobj): Initialize data member
6235 section_has_cortex_a8_workaround_.
6236 (Arm_relobj::section_has_cortex_a8_workaround,
6237 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6239 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6241 (Target_arm::relocate_stub): Change parameter type of stub from
6242 Reloc_stub pointer to Stub pointer.
6243 (Insn_template::size, Insn_template::alignment): Handle
6244 THUMB16_SPECIAL_TYPE.
6245 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6246 Stub_table::update_data_size_and_addralign,
6247 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6249 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6250 (Stub_table::do_write): Ditto.
6251 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6253 2010-01-08 Ian Lance Taylor <iant@google.com>
6256 * symtab.h (class Symbol): Remove fields is_target_special_ and
6257 has_plt_offset_. Add field is_defined_in_discarded_section_.
6258 (Symbol::is_defined_in_discarded_section): New function.
6259 (Symbol::set_is_defined_in_discarded_section): New function.
6260 (Symbol::has_plt_offset): Rewrite.
6261 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6262 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6263 Don't initialize is_target_special_ or has_plt_offset_.
6264 Initialize is_defined_in_discarded_section_.
6265 (Symbol_table::add_from_relobj): If appropriate, set
6266 is_defined_in_discarded_section.
6267 * resolve.cc (Symbol::override_base_with_special): Don't test
6268 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6269 * target-reloc.h (relocate_section): Do special handling for
6270 symbols defined in discarded sections for global symbols as well
6273 2010-01-08 Ian Lance Taylor <iant@google.com>
6275 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6276 the SHT_SYMTAB case.
6278 2010-01-08 Ian Lance Taylor <iant@google.com>
6280 * object.cc (Sized_relobj::do_layout): Don't get confused if
6281 layout_eh_frame returns NULL.
6283 2010-01-08 Ian Lance Taylor <iant@google.com>
6286 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6287 dynamic symbol table, use the normal symbol table.
6288 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6291 2010-01-08 Ian Lance Taylor <iant@google.com>
6294 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6297 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6299 * version.cc (print_version): Change to "Copyright 2010".
6301 2010-01-08 Ian Lance Taylor <iant@google.com>
6305 * i386.cc (class Target_i386): Change return type of plt_section
6307 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6308 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6309 tls_desc_rel_ field.
6310 (Output_data_plt_i386::rel_tls_desc): New function.
6311 (Target_i386::rel_tls_desc_section): New function.
6312 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6313 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6314 R_386_TLS_DESC reloc in rel_tls_desc_section.
6315 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6316 Define struct Tlsdesc_info.
6317 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6318 (Target_x86_64::do_reloc_symbol_index): New function.
6319 (Target_x86_64::add_tlsdesc_info): New function.
6320 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6321 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6323 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6325 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6326 (Target_x86_64::rela_tlsdesc_section): New function.
6327 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6329 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6330 (Target_x86_64::do_reloc_addend): New function.
6331 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6332 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6333 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6334 (Output_reloc::type): New function.
6335 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6336 (Output_reloc::is_target_specific): New function.
6337 (Output_reloc::target_arg): New function.
6338 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6339 absolute relocs and target specific relocs.
6340 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6341 add_target_specific.
6342 (class Output_data_reloc) [SHT_RELA]: Likewise.
6343 * output.cc (Output_reloc::Output_reloc): Add four new versions
6344 for absolute relocs and target specific relocs.
6345 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6346 (Output_reloc::get_symbol_index): Likewise.
6347 (Output_reloc::local_section_offset): Check that local_sym_index_
6348 is not TARGET_CODE or 0.
6349 (Output_reloc::symbol_value): Likewise.
6350 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6352 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6353 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6355 * layout.cc (add_target_dynamic_tags): Use output section for
6356 DT_PLTRELSZ and DT_JMPREL.
6358 2010-01-07 Ian Lance Taylor <iant@google.com>
6361 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6363 (class Output_data_reloc_generic): Define.
6364 (class Output_data_reloc_base): Change base class to
6365 Output_data_reloc_generic. Change add() method to call
6366 bump_relative_reloc_count for a relative reloc. Remove
6368 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6370 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6371 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6373 * layout.h (class Layout): Update declaration.
6375 2010-01-07 Ian Lance Taylor <iant@google.com>
6377 * output.h (class Output_data): Add const version of
6378 output_section and do_output_section.
6379 (class Output_section_data): Add const version of
6381 (class Output_section): Likewise.
6382 * layout.cc (Layout::add_target_dynamic_tags): New function.
6383 * layout.h (class Layout): Update declarations.
6384 * arm.cc (Target_arm::do_finalize_sections): Use
6385 add_target_dynamic_tags.
6386 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6387 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6388 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6389 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6391 2010-01-07 Ian Lance Taylor <iant@google.com>
6394 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6397 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6398 Ian Lance Taylor <iant@google.com>
6401 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6402 Xindex::read_symtab_xindex.
6404 2010-01-07 Doug Kwan <dougkwan@google.com>
6406 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6407 (Insn_template::thumb16_bcond_insn): New method declaration.
6408 (Insn_template): Fix spelling.
6409 (Stub::thumb16_special): New method declaration.
6410 (Stub::do_write): Define virtual method which was previously pure
6412 (Stub::do_thumb16_special): New method declaration.
6413 (Stub::do_fixed_endian_write): New template member.
6414 (Reloc_stub::do_write): Remove.
6415 (Reloc_stub::do_fixed_endian_write): Remove.
6416 (Cortex_a8_stub): New class definition.
6417 (Stub_factory::make_cortex_a8_stub): New method definition.
6418 (Stub_factory::Stub_factory): Add missing static storage class
6419 qualifier for elf32_arm_stub_a8_veneer_blx.
6421 2010-01-07 Ian Lance Taylor <iant@google.com>
6424 * options.h (class General_options): Add --warn-unresolved-symbols
6425 and --error-unresolved-symbols.
6426 * errors.cc (Errors::undefined_symbol): Implement
6427 --warn-unresolved-symbols.
6429 * options.h (class General_options): Add -z text and -z textoff.
6430 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6432 2010-01-06 Sriraman Tallam <tmsriram@google.com>
6434 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6435 (Garbage_collection::cident_sections): New function.
6436 (Garbage_collection::add_cident_section): New function.
6437 (Garbage_collection::cident_sections_): New member.
6438 (gc_process_relocs): Add references to sections whose names are C
6440 * gold.h (cident_section_start_prefix): New constant.
6441 (cident_section_stop_prefix): New constant.
6442 (is_cident): New function.
6443 * layout.cc (Layout::define_section_symbols): Replace string constants
6444 with the newly defined constants.
6445 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6447 * testsuite/Makefile.am: Add gc_orphan_section_test.
6448 * testsuite/Makefile.in: Regenerate.
6449 * testsuite/gc_orphan_section_test.cc: New file.
6450 * testsuite/gc_orphan_section_test.sh: New file.
6452 2010-01-06 Ian Lance Taylor <iant@google.com>
6455 * options.h (class General_options): Add --warn-shared-textrel.
6456 * layout.cc (Layout::finish_dynamic_section): Implement
6457 --warn-shared-textrel.
6460 * options.h (class General_options): Add --warn-multiple-gp.
6462 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6464 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6465 $(THREADSLIB) and $(LIBDL).
6466 * Makefile.in: Rebuild.
6468 2010-01-06 Ian Lance Taylor <iant@google.com>
6471 * options.cc (General_options::parse_section_start): New function.
6472 (General_options::section_start): New function.
6473 (General_options::General_options): Initialize all members.
6474 * options.h: Include <map>
6475 (class General_options): Add --section-start. Add section_starts_
6477 * layout.cc (Layout::attach_allocated_section_to_segment): If
6478 --section-start was used, set the address of the segment. Remove
6479 local sort_sections.
6480 (Layout::relaxation_loop_body): If the address of the load segment
6481 has been set by --section-start, don't use it.
6482 * output.h (Output_segment::update_flags_for_output_section): New
6484 * output.cc (Output_segment::add_output_section): Call
6485 update_flags_for_output_section.
6487 2010-01-05 Ian Lance Taylor <iant@google.com>
6490 * options.h (class General_options): Add --undefined-version.
6491 * script.cc (struct Version_expression): Add was_matched_by_symbol
6493 (Version_script_info::matched_symbol): New function.
6494 (Version_script_info::get_symbol_version_helper): Call
6496 (Version_script_info::check_unmatched_names): New function.
6497 * script.h (class Version_script_info): Update declarations.
6498 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6500 * options.h (class General_options): Use DEFINE_bool_alias for
6501 allow_multiple_definition.
6502 * resolve.cc (Symbol_table::should_override): Don't test
6503 allow_multiple_definition.
6506 * options.h (class General_options): Add --cref.
6507 * main.cc (main): Print cref table if --cref. Don't close mapfile
6508 until after printing cref table.
6509 * cref.cc: Include "symtab.h".
6510 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6511 (Cref_table_compare::operator()): New function.
6512 (Cref_inputs::gather_cref): New function.
6513 (filecol): New static const.
6514 (Cref_inputs::print_cref): New function.
6515 (Cref::print_cref): New function.
6516 * cref.h: Include <cstdio>.
6517 (class Cref): Update declarations.
6518 * mapfile.h (Mapfile::file): New function.
6519 * object.h (class Object): Define Symbols. Declare virtual
6520 do_get_global_symbols.
6521 (Object::get_global_symbols): New function.
6522 * object.cc (Input_objects::add_object): Pass object to cref_ if
6524 (Input_objects::archive_start): Likewise.
6525 (Input_objects::archive_stop): Likewise.
6526 (Input_objects::print_cref): New function.
6527 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6528 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6530 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6532 * plugin.h (class Sized_pluginobj): Update declarations.
6534 2010-01-05 Ian Lance Taylor <iant@google.com>
6536 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6537 to is_default_version. Rename insdef to insdefault.
6538 (Symbol_table::add_from_relobj): Rename def to is_default_version
6539 and local to is_forced_local.
6540 (Symbol_table::add_from_pluginobj): Likewise.
6541 (Symbol_table::add_from_dynobj): Likewise.
6542 (Symbol_table::define_special_symbol): Rename insdef to
6545 2010-01-04 Ian Lance Taylor <iant@google.com>
6548 * options.h (class General_options): Add
6549 --allow-multiple-definition and -z muldefs.
6550 * resolve.cc (Symbol_table::should_override): Don't warn about a
6551 multiple symbol definition if --allow-multiple-definition or -z
6555 * options.h (class General_options): Add --add-needed and
6556 --copy-dt-needed-entries. Tweak --as-needed help entry.
6557 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6558 error if --copy-dt-needed-entries aka --add-needed is used and
6559 would cause a change in behaviour.
6562 * options.h (class General_options): Add -G as a short version of
6563 --shared. Add no-op options -assert, -g, and -i.
6565 2010-01-04 Sriraman Tallam <tmsriram@google.com>
6567 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6568 check for .text or .gnu.linkonce.t sections.
6569 * icf.cc (Icf::find_identical_sections): Ditto.
6570 Change the detection for mangled function name within the section
6572 * icf.h (is_section_foldable_candidate): New function.
6574 2009-12-30 Ian Lance Taylor <iant@google.com>
6577 * options.h (class General_options): Permit two dashes with
6578 --retain-symbols-file.
6580 2009-12-30 Ian Lance Taylor <iant@google.com>
6583 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6584 don't put the file header and segment headers in the text
6588 * common.cc (Sort_commons::operator()): Stabilize sort when both
6590 (Symbol_table::do_allocate_commons_list): When allocating common
6591 symbols, skip a symbol which is no longer common.
6592 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6593 an object before checking its type.
6594 * testsuite/common_test_2.c: New file.
6595 * testsuite/common_test_3.c: New file.
6596 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6597 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6598 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6599 (common_test_2_pic.o, common_test_2.so): New targets.
6600 (common_test_3_pic.o, common_test_3.so): New targets.
6601 * testsuite/Makefile.in: Rebuild.
6604 * script.cc (read_input_script): If we see a new SECTIONS clause,
6605 and we have added an input section, give an error.
6606 * layout.h (class Layout): Add have_added_input_section function.
6607 Add have_added_input_section_ field.
6608 * layout.cc (Layout::Layout): Initialize
6609 have_added_input_section_.
6610 (Layout::layout): Set have_added_input_section_.
6611 (Layout::layout_eh_frame): Likewise.
6613 2009-12-30 Ian Lance Taylor <iant@google.com>
6616 * options.h (class General_options): Add --sort-common option.
6617 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6618 * common.cc (Sort_common): Add sort_order parameter to
6619 constructor. Add sort_order_ field.
6620 (Sort_commons::operator): Check sort_order_.
6621 (Symbol_table::allocate_commons): Determine the sort order.
6622 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6624 (Symbol_table::do_allocate_commons_list): Likewise.
6626 2009-12-30 Ian Lance Taylor <iant@google.com>
6629 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6630 symbols from this object, don't change the visibility of an
6632 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6634 2009-12-30 Ian Lance Taylor <iant@google.com>
6637 * script.h (class Version_script_info): Define Language enum.
6638 Update declarations. Define Glob, Exact, and Lookup types. Add
6639 new fields globals_, locals_, and is_finalized_.
6640 * script.cc: Various formatting fixes.
6641 (class Parser_closure): Change language_stack_ from a vector of
6642 std::string to one of Version_script_info::Language. Adjust all
6644 (class Lazy_demangler): Remove.
6645 (struct Version_expression): Change language from std::string to
6646 Version_script_info::Language.
6647 (Version_script_info::Version_script_info): New function.
6648 (Version_script_info::~Version_script_info): Don't call clear.
6649 (Version_script_info::finalize): New function.
6650 (Version_script_info::build_lookup_tables): New function.
6651 (Version_script_info::build_expression_list_lookup): New
6653 (Version_script_info::get_symbol_version_helper): Rewrite to use
6655 (Version_script_info::print_expression_list): Adjust to use
6656 Version_script_info::Language.
6657 (script_push_lex_into_version_mode): Check that the version script
6658 has not been finalized.
6659 (version_script_push_lang): Change language string to
6660 Version_script_info::Language.
6661 * options.cc (Command_line::version_script): New function.
6662 * options.h (class General_options): Add finalize_dynamic_list
6663 function. Change version_script from declaration to definition.
6664 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6665 * testsuite/version_script.map: Remove duplicate def of foo.
6666 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6668 * testsuite/Makefile.in: Rebuild.
6670 2009-12-30 Ian Lance Taylor <iant@google.com>
6673 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6674 if the input symbol index is 0, make the output symbol index 0.
6676 2009-12-30 Ian Lance Taylor <iant@google.com>
6679 * options.h (class General_options): Add -x/--discard-all.
6680 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6681 --discard-all. If the local symbol needs a dynamic entry, check
6682 that before handling --discard-locals.
6684 2009-12-30 Ian Lance Taylor <iant@google.com>
6687 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6689 (Output_segment::add_output_section): Don't change the flags if
6693 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6694 GNU hash table if they need a dynamic value. Otherwise, don't add
6695 them if they are defined in a dynamic object or are forced local.
6697 2009-12-29 Ian Lance Taylor <iant@google.com>
6700 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6701 .gnu.hash table for a 32-bit target.
6704 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6705 regular and a dynamic object only needs a dynamic symbol table
6706 entry if it is externally visible.
6709 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6710 constructor. Add global_offset_table_ field.
6711 (Target_i386::got_section): Set global_offset_table_.
6712 (Target_i386::do_finalize_sections): Set global_offset_table_
6714 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6715 in constructor. Add global_offset_table_ field.
6716 (Target_x86_64::got_section): Set global_offset_table_.
6717 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6720 * layout.cc (Layout::Layout): Initialize increase_relro_.
6721 (Layout::get_output_section): Add is_relro, is_last_relro, and
6722 is_first_non_relro parameters. Change all callers.
6723 (Layout::choose_output_section): Likewise.
6724 (Layout::add_output_section_data): Likewise.
6725 (Layout::make_output_section): Likewise.
6726 (Layout::set_segment_offsets): Clear increase_relro when using a
6728 * layout.h (class Layout): Add increase_relro method. Add
6729 increase_relro_ field. Update declarations.
6730 * output.cc (Output_section::Output_section): Initialize
6731 is_last_relro_ and is_first_non_relro_.
6732 (Output_segment::add_output_section): Group relro sections is
6733 do_sort is true. Handle is_last_relro and is_first_non_relro.
6734 (Output_segment::maximum_alignment): Remove relro handling.
6735 (Output_segment::set_section_addresses): Add increase_relro
6736 parameter. Change all callers. Add initial alignment to align
6737 relro sections on separate page. Remove old relro handling.
6738 (Output_segment::set_section_list_addresses): Remove in_relro
6739 parameter. Change all callers.
6740 (Output_segment::set_offset): Add increase parameter. Change all
6741 callers. Remove old relro handling.
6742 * output.h (class Output_section): Add new methods: is_last_relro,
6743 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6744 Add is_last_relro_ and is_first_non_relro_ fields.
6745 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6746 Create separate .got.plt section. Call increase_relro.
6747 * x86_64.cc (Target_x86_64::got_section): Likewise.
6748 * testsuite/relro_script_test.t: Add .got.plt.
6751 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6752 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6753 (Layout::finalize): Call set_dynamic_symbol_size.
6754 (Layout::set_dynamic_symbol_size): New function.
6755 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6756 set_dynamic_symbol_size.
6759 * output.h (class Output_section): Add is_entsize_zero_ field.
6760 * output.cc (Output_section::Output_section): Initialize
6762 (Output_section::set_entsize): If two different entsizes are
6763 requested, force it to zero.
6764 (Output_section::add_input_section): Set flags for .debug_str
6765 before updating section flags. Set entsize.
6766 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6767 and SHF_STRING if all input sections have those flags.
6769 2009-12-29 Rafael Espindola <espindola@google.com>
6771 * main.cc (main): Fix the sys time reporting.
6772 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6775 2009-12-29 Sriraman Tallam <tmsriram@google.com>
6777 * options.cc (General_options::parse_version): Allow -v to exit
6778 without an error if there is nothing to link.
6780 2009-12-29 Ian Lance Taylor <iant@google.com>
6782 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6783 using a version of gcc before 4.1.
6784 * configure: Rebuild.
6786 2009-12-28 Chris Demetriou <cgd@google.com>
6788 * attributes.cc (Output_attributes_section_data::do_write): Use
6789 std::vector::front rather than std::vector::data.
6791 2009-12-28 Ian Lance Taylor <iant@google.com>
6793 * symtab.h (class Symbol_table): Add enum Defined.
6794 * resolve.cc (Symbol_table::should_override): Add defined
6795 parameter. Change all callers. Test whether object is NULL
6796 before calling a method on it.
6797 (Symbol_table::report_resolve_problem): Add defined parameter.
6799 (Symbol_table::should_override_with_special): Likewise.
6800 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6801 parameter. Change all callers.
6802 (Symbol_table::do_define_in_output_data): Likewise.
6803 (Symbol_table::define_in_output_segment): Likewise.
6804 (Symbol_table::do_define_in_output_segment): Likewise.
6805 (Symbol_table::define_as_constant): Likewise.
6806 (Symbol_table::do_define_as_constant): Likewise.
6807 * script.h (class Symbol_assignment): Add is_defsym parameter to
6808 constructor; change all callers.
6809 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6810 parameter. Change all callers. Add is_defsym_ field.
6811 (class Parser_closure): Add parsing_defsym parameter to
6812 constructor; change all callers. Add parsing_defsym accessor
6813 function. Add parsing_defsym_ field.
6815 2009-12-28 Ian Lance Taylor <iant@google.com>
6817 * gold.cc (queue_middle_tasks): Fix formatting.
6818 * object.cc (Relobj::is_section_name_included): Likewise.
6820 2009-12-23 Ian Lance Taylor <iant@google.com>
6822 * i386.cc (Target_i386::do_calls_non_split): Recognize
6823 -fsplit-stack prologue for a function with a static chain.
6824 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6825 -fsplit-stack prologue when using %r11.
6827 2009-12-21 Sriraman Tallam <tmsriram@google.com>
6829 * options.cc (General_options::parse_version): Make -v continue and do
6830 the link like GNU ld does.
6832 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
6834 * Makefile.am (CCFILES): Add timer.cc.
6835 (HFILES): Add timer.h.
6836 * configure.ac: Check for sysconf and times.
6837 * main.cc: include timer.h.
6838 (main): Use Timer instead of get_run_time.
6841 * workqueue.cc: include timer.h.
6842 (Workqueue::find_and_run_task):
6843 Report user, sys and wall time.
6844 * Makefile.in: Regenerate.
6845 * config.in: Regenerate.
6846 * configure: Regenerate.
6848 2009-12-16 Doug Kwan <dougkwan@google.com>
6850 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6852 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6853 relaxed input sections.
6854 * output.cc (Output_section::find_relaxed_input_section): Change
6855 return type to Output_relaxed_input_section pointer. Adjust code
6856 for new type of relaxed_input_section_map_.
6857 * output.h (Output_section::find_relaxed_input_section): Change
6858 return type to Output_relaxed_input_section pointer.
6859 (Output_section::Output_relaxed_input_section_by_input_section_map):
6861 (Output_section::relaxed_input_section_map_): Change type to
6862 Output_section::Output_relaxed_input_section_by_input_section_map.
6863 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6866 2009-12-15 Ian Lance Taylor <iant@google.com>
6868 * layout.cc (Layout::create_shstrtab): Only write out after input
6869 sections if we are compressing debug sections.
6871 2009-12-15 Ian Lance Taylor <iant@google.com>
6873 * archive.cc (Archive::add_symbols): Only look up a symbol without
6874 a version if there is, in fact, a version.
6876 2009-12-14 Ian Lance Taylor <iant@google.com>
6878 Revert -Wshadow changes, all changes from:
6879 2009-12-11 Doug Kwan <dougkwan@google.com>
6880 2009-12-11 Nick Clifton <nickc@redhat.com>
6881 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6883 2009-12-11 Doug Kwan <dougkwan@google.com>
6885 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6887 * attributes.cc (Object_attribute::size): Ditto.
6888 (Attributes_section_data::size): Ditto.
6889 (Attributes_section_data::Attributes_section_data): Ditto.
6890 (Output_attributes_section_data::do_write): Ditto.
6891 * attributes.h (Object_attribute::set_type): Ditto.
6892 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6894 2009-12-11 Nick Clifton <nickc@redhat.com>
6896 * archive.cc: Fix shadowed variable warnings.
6898 * compressed_output.cc: Likewise.
6899 * compressed_output.h: Likewise.
6900 * configure: Likewise.
6901 * dwarf_reader.cc: Likewise.
6902 * dynobj.cc: Likewise.
6903 * dynobj.h: Likewise.
6904 * ehframe.cc: Likewise.
6905 * ehframe.h: Likewise.
6906 * errors.cc: Likewise.
6907 * expression.cc: Likewise.
6908 * fileread.cc: Likewise.
6909 * fileread.h: Likewise.
6910 * freebsd.h: Likewise.
6911 * i386.cc: Likewise.
6913 * incremental.h: Likewise.
6914 * layout.cc: Likewise.
6915 * layout.h: Likewise.
6916 * mapfile.cc: Likewise.
6917 * merge.cc: Likewise.
6918 * merge.h: Likewise.
6919 * object.cc: Likewise.
6920 * object.h: Likewise.
6921 * options.h: Likewise.
6922 * output.cc: Likewise.
6923 * output.h: Likewise.
6924 * parameters.cc: Likewise.
6925 * plugin.cc: Likewise.
6926 * powerpc.cc: Likewise.
6927 * reduced_debug_output.cc: Likewise.
6928 * reduced_debug_output.h: Likewise.
6929 * reloc.cc: Likewise.
6930 * reloc.h: Likewise.
6931 * resolve.cc: Likewise.
6932 * script-sections.cc: Likewise.
6933 * script.cc: Likewise.
6934 * script.h: Likewise.
6935 * sparc.cc: Likewise.
6936 * symtab.cc: Likewise.
6937 * symtab.h: Likewise.
6938 * target-select.cc: Likewise.
6939 * target-select.h: Likewise.
6940 * token.h: Likewise.
6941 * workqueue.cc: Likewise.
6942 * workqueue.h: Likewise.
6943 * x86_64.cc: Likewise.
6945 2009-12-10 Doug Kwan <dougkwan@google.com>
6947 * arm.cc (attributes.h): New include.
6948 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6949 (Arm_relobj::~Arm_relobj): Delete object pointed by
6950 attributes_section_data_.
6951 (Arm_relobj::attributes_section_data): New method definition.
6952 (Arm_relobj::attributes_section_data_): New data member declaration.
6953 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6954 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6955 attributes_section_data_.
6956 (Arm_dynobj::attributes_section_data): New method definition.
6957 (Arm_dynobj::attributes_section_data_): New data member declaration.
6958 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6959 initialization value of may_use_blx_ to false.
6960 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6961 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6962 object attributes to compute results instead of hard-coding.
6963 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6964 Target_arm::get_secondary_compatible_arch,
6965 Target_arm::set_secondary_compatible_arch
6966 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6967 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6968 New method declarations.
6969 (Target_arm::get_aeabi_object_attribute): New method definition.
6970 (Target_arm::attributes_section_data_): New data member declaration.
6971 (read_arm_attributes_section): New template definition.
6972 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6973 (Arm_dynobj::do_read_symbols): Ditto.
6974 (Target_arm::do_finalize_sections): Merge attributes sections from
6975 input. Check for BLX use after attributes section merging.
6976 Fix __exidx_start and __exidx_end visibility. Create an
6977 .ARM.attributes section if necessary.
6978 (Target_arm::get_secondary_compatible_arch,
6979 Target_arm::set_secondary_compatible_arch,
6980 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6981 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
6982 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
6983 New method definitions.
6985 2009-12-09 Ian Lance Taylor <iant@google.com>
6987 * plugin.cc (Plugin::load): Don't cast from void* to a function
6990 2009-12-09 Ian Lance Taylor <iant@google.com>
6992 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6995 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6997 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6998 Replace two_file_shared_1.so with two_file_shared_2.so.
6999 * testsuite/Makefile.in: Regenerated.
7001 2009-12-08 Doug Kwan <dougkwan@google.com>
7003 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
7004 (HFILES): Add attributes.h and int_encoding.h.
7005 * Makefile.in: Regenerate.
7006 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
7007 function definitions to int_encoding.cc
7008 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
7009 prototypes to int_encoding.h
7010 * reduced_debug_output.cc (int_encoding.h): New include.
7011 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
7012 function definitions to int_encoding.cc
7013 (insert_into_vector, read_from_pointer): Move template definitions to
7015 * attributes.cc: New file.
7016 * attributes.h: New file.
7017 * int_encoding.cc: New file.
7018 * int_encoding.h: New file.
7020 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
7023 * incremental-dump.cc (dump_incremental_inputs): New.
7024 (main): Use dump_incremental_inputs.
7026 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
7029 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
7030 checking elfcpp::STT_FUNC.
7031 (Target_i386::Relocate::relocate): Likewise.
7032 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
7034 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
7035 symbols from shared libraries into normal FUNC symbols.
7037 * symtab.h (Symbol): Add is_func and use it.
7039 2009-12-05 Doug Kwan <dougkwan@google.com>
7041 * arm.cc (Target_arm::arm_info): Initialize new fields
7042 attributes_section and attributes_vendor.
7043 * i386.cc (Target_i386::i386_info): Same.
7044 * object.cc (Sized_relobj::do_layout): Skip attribute section.
7045 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
7046 fields attributes_section and attributes_vendor.
7047 * sparc.cc (Target_sparc::sparc_info): Same.
7048 * target.h (Target::attributes_section, Target::attributes_vendor,
7049 Target::is_attributes_section, Target::attribute_arg_type,
7050 Target::attributes_order): New method definitions.
7051 (Target::Target_info::attributes_section,
7052 Target::Target_info::attributes_vendor): New fields.
7053 (Target::do_attribute_arg_type, Target::do_attributes_order): New
7054 virtual method definitions.
7055 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
7056 attributes_section and attributes_vendor.
7057 * testsuite/testfile.cc (Target_test::test_target_info): Same.
7059 2009-12-05 Doug Kwan <dougkwan@google.com>
7061 * arm.cc: Update comments about interworking and stub generation.
7062 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
7063 considered as non-PIC.
7064 (Arm_relocate_functions::base_abs): Fix formatting.
7065 (Arm_relocate_functions::got_prel): Fix comment. Change interface
7066 of function to use GOT entry address instead of offset.
7067 (Target_arm::Scan::global): Issue an error if a symbol would need a
7068 PLT does not get one because it is untyped. Remove code to create
7069 dynamic symbols for relative branches.
7070 (Target_arm::Relocate::relocate: Use 0 instead of false since function
7071 takes unsigned integer instead of boolean.
7073 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
7075 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
7076 (two_file_test_LDADD): Likewise.
7077 (common_test_1_LDADD): Likewise.
7078 (exception_test_LDADD) Likewise.
7079 (weak_test_LDADD): Likewise.
7080 (many_sections_test_LDADD): Likewise.
7081 (initpri1_LDADD): Likewise.
7082 (script_test_1_LDADD): Likewise.
7083 (script_test_2_LDADD): Likewise.
7084 (justsyms_LDADD): Likewise.
7085 (binary_test_LDADD): Likewise.
7086 (large_LDADD): Likewise.
7087 * testsuite/Makefile.in: Regenerated.
7089 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
7091 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
7092 (Symbol_table::override_with_special): Likewise.
7093 (Symbol_table::add_from_object): Likewise.
7095 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
7097 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7098 Don't set the data_offset twice.
7100 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
7102 * testsuite/Makefile.in: Regenerate.
7104 2009-12-03 Doug Kwan <dougkwan@google.com>
7106 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
7107 (Target_arm::do_finalize_sections): Add parameter for symbol table
7108 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
7109 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7110 parameter for symbol table pointer.
7111 * layout.cc (Layout::finalize): Call Target::finalize_sections with
7112 an additional parameter for a pointer to symbol table.
7113 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
7114 parameter for a symbol table pointer.
7115 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
7116 * target.h (Target::finalize_sections, Target::do_finalize_sections):
7118 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
7119 parameter for a symbol table pointer.
7121 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
7123 * incremental.cc (Incremental_inputs_header)
7124 (Incremental_inputs_header_write, Incremental_inputs_entry)
7125 (Incremental_inputs_entry_write): Move ...
7126 * incremental.h (Incremental_inputs_header)
7127 (Incremental_inputs_header_write, Incremental_inputs_entry)
7128 (Incremental_inputs_entry_write): here.
7130 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7132 * incremental.cc (make_sized_incremental_binary): Set the target.
7133 Error if it is incompatible.
7134 * output.h (Output_file): Add filename method.
7136 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7138 * incremental.cc (Incremental_inputs_entry): Remove unused argument
7139 from the get_* methods.
7141 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7143 * incremental-dump.cc (main): Check that the offeset of a script is 0.
7144 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7145 Write 0 for the data_offset of scripts.
7147 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7149 * testsuite/Makefile.am: Add the incremental_test.sh test.
7150 * testsuite/incremental_test.sh: New.
7151 * testsuite/incremental_test_1.c: New.
7152 * testsuite/incremental_test_2.c: New.
7154 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
7156 * incremental-dump.cc (main): Fix typos.
7158 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
7161 * incremental-dump.cc (main): Use llu to print 64 bit values.
7163 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
7164 H.J. Lu <hongjiu.lu@intel.com>
7166 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7168 (incremental_dump_LDADD): Likewise.
7169 * Makefile.in: Regenerated.
7171 2009-11-25 Doug Kwan <dougkwan@google.com>
7175 2009-11-25 Doug Kwan <dougkwan@google.com>
7177 * arm.cc (Target_arm::Target_arm): Move method definition
7178 outside of class definition. Add code to handle
7179 --target1-rel, --target1-abs and --target2= options.
7180 (Target_arm::get_reloc_reloc_type): Change method to be
7181 non-static and const.
7182 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7183 New data member declaration.
7184 (Target_arm::Scan::local, Target_arm::Scan::global,
7185 Target_arm::Relocate::relocate,
7186 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7187 Adjust call to Target_arm::get_real_reloc_type.
7188 (Target_arm::get_real_reloc_type): Use command line options
7189 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7190 * options.h (--target1-rel, --target1-abs, --target2): New
7193 2009-11-25 Doug Kwan <dougkwan@google.com>
7195 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7196 class definition. Add code to handle --target1-rel, --target1-abs
7197 and --target2= options.
7198 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7200 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7202 (Target_arm::Scan::local, Target_arm::Scan::global,
7203 Target_arm::Relocate::relocate,
7204 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7205 call to Target_arm::get_real_reloc_type.
7206 (Target_arm::get_real_reloc_type): Use command line options to
7207 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7208 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7211 2009-11-25 Doug Kwan <dougkwan@google.com>
7213 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7214 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7215 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7217 (Arm_relocate_functions::thm_call): Replace body with a call to
7218 Arm_relocate_functions::thumb_branch_common.
7219 (Arm_relocate_functions::thm_jump24,
7220 Arm_relocate_functions::thm_xpc22): New method definitions.
7221 (Arm_relocate_functions::thumb_branch_common): New method definition.
7222 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7224 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7225 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7227 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7229 * Makefile.am: Build incremental-dump
7230 * Makefile.in: Regenerate.
7231 * incremental-dump.cc: New.
7232 * incremental.cc (Incremental_inputs_header_data,
7233 Incremental_inputs_entry_data): Move to incremental.h
7234 * incremental.h: (Incremental_inputs_header_data,
7235 Incremental_inputs_entry_data): Move from incremental.cc
7237 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7239 * incremental.cc (Incremental_inputs_header,
7240 Incremental_inputs_header_write, Incremental_inputs_entry,
7241 Incremental_inputs_entry_write): Add a typedef with the data type.
7243 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7245 * incremental.cc (Incremental_inputs_header,
7246 Incremental_inputs_header_write, Incremental_inputs_entry,
7247 Incremental_inputs_entry_write): Update comment about which
7248 type has the filed descriptions.
7250 2009-11-15 Doug Kwan <dougkwan@google.com>
7252 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7253 (Arm_relocate_functions::arm_branch_common): Change method defintion
7254 in class definition to a method declaration and update list of formal
7256 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7257 Arm_relocation_functions::jump24): Adjust call to
7258 Arm_relocate_functions::arm_branch_common. Update list of formal
7260 (Arm_relocate_functions::xpc25): New method definition.
7261 (Arm_relocate_functions::arm_branch_common): Move method defintion
7262 out from class definition. Use stubs for mode-switching and extending
7264 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7265 specially. Change code to enable use of stubs in ARM branches.
7267 2009-11-10 Doug Kwan <dougkwan@google.com>
7269 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7270 in method declaration.
7271 (Target_arm::relocate_stub): New method declaration.
7272 (Target_arm::default_target): Change to return a pointer instead of
7274 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7275 Target_arm::default_target.
7276 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7278 (Target_arm::relocate_section): Adjust view.
7279 (Target_arm::relocate_stub): New method definition.
7281 2009-11-10 Doug Kwan <dougkwan@google.com>
7283 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7285 * incremental.cc (open_incremental_binary): Initialized local
7286 variables to avoid warnings.
7287 * object.cc (make_elf_object): Ditto.
7288 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7291 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7294 * testsuite/plugin_test.c: Include "config.h".
7296 2009-11-09 Doug Kwan <dougkwan@google.com>
7298 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7299 (arm_symbol_value): Remove.
7300 (Arm_relocate_functions::arm_branch_common,
7301 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7302 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7303 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7304 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7305 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7306 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7307 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7308 Arm_relocate_functions::thm_mobw_abs_nc,
7309 Arm_relocate_functions::thm_mov_abs,
7310 Arm_relocate_functions::movw_prel_nc,
7311 Arm_relocate_functions::thm_movt_abs,
7312 Arm_relocate_functions::movt_prel,
7313 Arm_relocate_functions::thm_movw_prel_nc,
7314 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7315 (Target_arm::Relocate::relocate): Only decompose address into two
7316 parts if relocation type uses the thumb-bit and pass the actual
7317 bit instead of a flag indicating that the thumb-bit is used. Adjust
7318 calls to methods in Arm_relocate_functions for this change.
7320 2009-11-08 Ian Lance Taylor <iant@google.com>
7323 * reloc.cc: Instantiate
7324 Sized_relobj::initialize_input_to_output_maps and
7325 Sized_relobj:free_input_to_output_maps.
7327 2009-11-06 Ian Lance Taylor <iant@google.com>
7330 * defstd.cc (in_segment): Set only_if_ref true for "end".
7332 2009-11-06 Doug Kwan <dougkwan@google.com>
7334 * arm.cc (class Reloc_stub): Correct a comment.
7335 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7336 (Target_arm::scan_section_for_stubs): New method declaration.
7337 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7338 Change methods from private to protected.
7339 (Target_arm::do_may_relax): New method definition.
7340 (Target_arm::do_relax, Target_arm::group_sections,
7341 Target_arm::scan_reloc_for_stub,
7342 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7343 (Target_arm::arm_input_section_map_): New data member declaration.
7344 (Target_arm::scan_reloc_for_stub,
7345 Target_arm::scan_reloc_section_for_stubs,
7346 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7347 Target_arm::do_relax): New method definitions.
7349 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7351 * configure.ac: Check for (struct stat)::st_mtim
7352 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7353 * config.in: Regenerate.
7354 * configure: Regenerate.
7356 2009-11-05 Ian Lance Taylor <iant@google.com>
7359 * output.cc (Output_segment::add_output_section): Add missing
7362 2009-11-04 Ian Lance Taylor <iant@google.com>
7365 * object.h (class Object): Add is_needed and set_is_needed
7366 methods. Add is_needed_ field. Make bool fields into bitfields.
7367 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7368 defined in a dynamic object and referenced by a regular object,
7369 set is_needed for the dynamic object.
7370 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7371 if the file is marked with as_needed and it is not needed.
7373 2009-11-04 Ian Lance Taylor <iant@google.com>
7376 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7377 tags if data is discarded by linker script.
7378 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7379 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7380 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7381 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7383 2009-11-04 Ian Lance Taylor <iant@google.com>
7385 * layout.cc (Layout::get_output_section): Add is_interp and
7386 is_dynamic_linker_section parameters. Change all callers.
7387 (Layout::choose_output_section): Likewise.
7388 (Layout::make_output_section): Likewise.
7389 (Layout::add_output_section_data): Add is_dynamic_linker_section
7390 parameter. Change all callers.
7391 * layout.h (class Layout): Update declarations.
7392 * output.h (class Output_section): Add is_interp, set_is_interp,
7393 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7394 Add is_interp_, is_dynamic_linker_section_ fields. Change
7395 generate_code_fills_at_write_ to a bitfield.
7396 * output.cc (Output_section::Output_sections): Initialize new
7398 (Output_segment::add_output_section): Add do_sort parameter.
7401 2009-11-03 Ian Lance Taylor <iant@google.com>
7404 * options.h (class General_options): Add --warn-common.
7405 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7406 merging two common symbols.
7407 (Symbol_table::should_override): Handle --warn-common when merging
7408 a common symbol with a defined symbol. Use report_resolve_problem
7409 for multiple definitions.
7410 (Symbol_table::report_resolve_problem): New function.
7411 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7413 2009-11-03 Doug Kwan <dougkwan@google.com>
7415 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7417 (Target_arm::stub_factory): New method definition.
7418 (Target_arm::new_arm_input_section,
7419 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7420 Target_arm::reloc_uses_thumb_bit): New method declarations.
7421 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
7422 New type definitions.
7423 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7424 member declarations.
7425 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7426 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7427 New method definitions.
7429 2009-11-03 Ian Lance Taylor <iant@google.com>
7431 * options.h (class General_options): Add --warn_constructors.
7433 2009-11-03 Ian Lance Taylor <iant@google.com>
7436 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7437 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7439 2009-11-03 Ian Lance Taylor <iant@google.com>
7442 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7443 --msgid-bugs-address.
7444 (install-pdf): New target.
7445 (install-data_yes): Look up one directory to find mkinstalldirs.
7447 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7449 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7452 2009-10-30 Doug Kwan <dougkwan@google.com>
7454 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7456 2009-10-30 Doug Kwan <dougkwan@google.com>
7458 * arm.cc (Stub_addend_reader): New struct template definition
7459 and partial specializations.
7460 (Stub_addend_reader::operator()): New method definition for a
7461 partially specialized template.
7463 2009-10-30 Doug Kwan <dougkwan@google.com>
7465 * arm.cc (Arm_relobj::processor_specific_flags): New method
7467 (Arm_relobj::do_read_symbols): New method declaration.
7468 (Arm_relobj::processor_specific_flags_): New data member declaration.
7469 (Arm_dynobj): New class definition.
7470 (Target_arm::do_finalize_sections): Add input_objects parameter.
7471 (Target_arm::do_adjust_elf_header): New method declaration.
7472 (Target_arm::are_eabi_versions_compatible,
7473 (Target_arm::merge_processor_specific_flags): New method declaration.
7474 (Target_arm::do_make_elf_object): New overloaded method definitions
7476 (Arm_relobj::do_read_symbols): New method definition.
7477 (Arm_dynobj::do_read_symbols): Ditto.
7478 (Target_arm::do_finalize_sections): Add input_objects parameters.
7479 Merge processor-specific flags from all input objects.
7480 (Target_arm::are_eabi_versions_compatible,
7481 Target_arm::merge_processor_specific_flags,
7482 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7483 New method definitions.
7484 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7485 Input_objects pointer type parameter.
7486 * layout.cc (Layout::finalize): Pass input objects to target's.
7487 finalize_sections function.
7488 * output.cc (Output_file_header::do_sized_write): Set ELF file
7489 header's processor-specific flags.
7490 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7491 Input_objects pointer type parameter.
7492 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7493 * target.h (Input_objects): New forward class declaration.
7494 (Target::processor_specific_flags,
7495 Target::are_processor_specific_flags_sect): New method definitions.
7496 (Target::finalize_sections): Add input_objects parameter.
7497 (Target::Target): Initialize processor_specific_flags_ and
7498 are_processor_specific_flags_set_.
7499 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7501 (Target::set_processor_specific_flags): New method definition.
7502 (Target::processor_specific_flags_,
7503 Target::are_processor_specific_flags_set_): New data member
7505 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7506 Input_objects pointer type parameter.
7508 2009-10-30 Doug Kwan <dougkwan@google.com>
7510 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7512 2009-10-28 Ian Lance Taylor <iant@google.com>
7514 * object.h (class Relobj): Drop options parameter from
7515 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7516 do_scan_relocs, do_relocate. Change all callers.
7517 (class Sized_relobj): Drop options parameters from
7518 do_gc_process_relocs, do_scan_relocs, do_relocate,
7519 do_relocate_sections, relocate_sections, emit_relocs_scan,
7520 emit_relocs_scan_reltype. Change all callers.
7521 (struct Relocate_info): Remove options field and all references to
7523 * reloc.h (class Read_relocs): Remove options constructor
7524 parameter and options_ field. Change all callers.
7525 (class Gc_process_relocs, class Scan_relocs): Likewise.
7526 (class Relocate_task): Likewise.
7527 * target-reloc.h (scan_relocs): Remove options parameter. Change
7529 (scan_relocatable_relocs): Likewise.
7530 * target.h (class Sized_target): Remove options parameter from
7531 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7533 * gc.h (gc_process_relocs): Remove options parameter. Change all
7535 * arm.cc: Update functions to remove options parameters.
7536 * i386.cc: Likewise.
7537 * powerpc.cc: Likewise.
7538 * sparc.cc: Likewise.
7539 * x86_64.cc: Likewise.
7540 * testsuite/testfile.cc: Likewise.
7542 2009-10-28 Doug Kwan <dougkwan@google.com>
7544 * arm.cc (Arm_relobj): New class definition.
7545 (Arm_relobj::scan_sections_for_stubs,
7546 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7547 New method definitions.
7549 2009-10-28 Cary Coutant <ccoutant@google.com>
7551 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7552 (Plugin::cleanup_done_): New member.
7553 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7554 (Plugin_manager::cleanup_done_): Remove.
7555 (Plugin_manager::add_input_file): Edit error message.
7556 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7557 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7559 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7561 * fileread.cc: (File_read::View::~View): Use the new
7562 data_ownership_ filed.
7563 (File_read::~File_read): Dispose the new whole_file_view_.
7564 (File_read::open): Mmap the whole file if needed.
7565 (File_read::open): Use whole_file_view_ instead of contents_.
7566 (File_read::find_view): Use whole_file_view_ if applicable.
7567 (File_read::do_read): Use whole_file_view_ instead of contents_.
7568 (File_read::make_view): Use whole_file_view_ instead of contents_,
7569 update File_read::View::View call.
7570 (File_read::find_or_make_view): Update File_read::View::View
7572 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7574 (File_read::View::Data_ownership): New enum.
7575 (File_read::View::View): Replace bool mapped_ with Data_ownership
7577 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7578 (File_read::View::data_ownership_): New field.
7579 (File_read::contents_): Remove (replaced by whole_file_view_).
7580 (File_read::whole_file_view_): New field.
7581 * options.h (class General_options): Add --keep-files-mapped.
7583 2009-10-27 Cary Coutant <ccoutant@google.com>
7585 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7586 * testsuite/Makefile.am (plugin_test_5): New test case.
7587 * testsuite/Makefile.in: Regenerate.
7589 2009-10-25 Doug Kwan <dougkwan@google.com>
7591 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7592 from private to protected to allow access by child class.
7593 (Sized_relobj::do_relocate_sections): New method declaration.
7594 (Sized_relobj::relocate_sections): Virtualize.
7595 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
7596 Sized_relobj::relocate_sections. Instantiate template explicitly
7597 for different target sizes and endianity.
7599 2009-10-24 Doug Kwan <dougkwan@google.com>
7601 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7602 (Arm_input_section::as_arm_input_section): New method.
7603 (Arm_output_section): New class definition.
7604 (Arm_output_section::create_stub_group,
7605 Arm_output_section::group_sections): New method definitions.
7607 2009-10-22 Doug Kwan <dougkwan@google.com>
7609 * arm.cc (Arm_input_section): New class definition.
7610 (Arm_input_section::init, Arm_input_section:do_write,
7611 Arm_input_section::set_final_data_size,
7612 Arm_input_section::do_reset_address_and_file_offset): New method
7615 2009-10-21 Doug Kwan <dougkwan@google.com>
7617 * arm.cc (Stub_table, Arm_input_section): New forward class
7619 (Stub_table): New class defintion.
7620 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7621 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7622 New method definition.
7624 2009-10-21 Doug Kwan <dougkwan@google.com>
7626 * arm.cc: Update copyright comments.
7627 (Target_arm): New forward class template declaration.
7628 (Arm_address): New type.
7629 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7630 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7631 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7633 (Insn_template): Same.
7634 (DEF_STUBS): New macro.
7635 (Stub_type): New enum type.
7636 (Stub_template): New class definition.
7639 (Stub_factory): Same.
7640 (Target_arm::Target_arm): Initialize may_use_blx_ and
7641 should_force_pic_veneer_.
7642 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7643 Target_arm::should_force_pic_veneer,
7644 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7645 Target_arm::using_thumb_only, Target_arm:;default_target): New
7647 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7648 New data member declarations.
7649 (Insn_template::size, Insn_template::alignment): New method defintions.
7650 (Stub_template::Stub_template): New method definition.
7651 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7652 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7653 (Stub_factory::Stub_factory): New method definition.
7654 * gold.h (string_hash): New template.
7655 * output.h (Input_section_specifier::hash_value): Use
7657 (Input_section_specifier::string_hash): Remove.
7658 * stringpool.cc (Stringpool_template::string_hash): Use
7661 2009-10-20 Doug Kwan <dougkwan@google.com>
7663 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7664 symbols of relaxed input sections.
7665 * output.h (Output_section::find_relaxed_input_section): Make
7668 2009-10-16 Doug Kwan <dougkwan@google.com>
7670 * dynobj.cc (Versions::Versions): Initialize version_script_.
7671 Only insert base version symbol definition for a shared object
7672 if version script defines any version versions.
7673 (Versions::define_base_version): New method definition.
7674 (Versions::add_def): Check that base version is not needed.
7675 (Versions::add_need): Define base version lazily.
7676 * dynobj.h (Versions::define_base_version): New method declaration.
7677 (Versions::needs_base_version_): New data member declaration.
7678 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7679 (check_DATA): Add no_version_test.stdout.
7680 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7682 * testsuite/Makefile.in: Regenerate.
7683 * testsuite/no_version_test.c: New file.
7684 * testsuite/no_version_test.sh: Ditto.
7686 2009-10-16 Doug Kwan <dougkwan@google.com>
7688 * expression.cc (class Segment_start_expression): New class definition.
7689 (Segment_start_expression::value): New method definition.
7690 (script_exp_function_segment_start): Return a new
7691 Segment_start_expression.
7692 * gold/script-c.h (script_saw_segment_start_expression): New function
7694 * script-sections.cc (Script_sections::Script_sections): Initialize
7695 SAW_SEGMENT_START_EXPRESSION_ to false.
7696 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7697 and -Tbbs options to specify section addresses if given in
7698 command line and no SEGMENT_START expression is seen in a script.
7699 * script-sections.h (Script_sections::saw_segment_start_expression,
7700 Script_sections::set_saw_segment_start_expression): New method
7702 (Script_sections::saw_segment_start_expression_): New data member
7704 * script.cc (script_saw_segment_start_expression): New function.
7705 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7706 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7707 script_test_7.sh and script_test_8.sh.
7708 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7709 script_test_8.stdout.
7710 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7711 (script_test_6, script_test_6.stdout, script_test_7,
7712 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7713 * Makefile.in: Regenerate.
7714 * testsuite/script_test_6.sh: New file.
7715 * testsuite/script_test_6.t: Same.
7716 * testsuite/script_test_7.sh: Same.
7717 * testsuite/script_test_7.t: Same.
7718 * testsuite/script_test_8.sh: Same.
7720 2009-10-16 Doug Kwan <dougkwan@google.com>
7722 * output.cc (Output_segment::set_section_list_address): Cast
7723 expressions to unsigned long long type to avoid format warnings.
7725 2009-10-15 Ian Lance Taylor <iant@google.com>
7727 * script.cc (Script_options::add_symbol_assignment): Always add a
7728 dot assignment to script_sections_.
7729 * script-sections.cc (Script_sections::add_dot_assignment):
7730 Initialize if necessary.
7732 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7733 program headers with no load segment if there is a linker script.
7735 * layout.cc (Layout::set_segment_offsets): Align the file offset
7736 to the segment aligment for -N or -n with no load segment.
7737 * output.cc (Output_segment::add_output_section): Don't crash if
7738 the first section is a TLS section.
7739 (Output_segment::set_section_list_addresses): Print an error
7740 message if the address moves backward in a linker script.
7741 * script-sections.cc
7742 (Output_section_element_input::set_section_addresses): Don't
7743 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7744 (Orphan_output_section::set_section_addresses): Likewise.
7746 2009-10-15 Doug Kwan <dougkwan@google.com>
7748 * layout.cc (Layout::finish_dynamic_section): Generate tags
7749 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7750 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7751 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7753 2009-10-14 Ian Lance Taylor <iant@google.com>
7755 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7757 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7758 data_shdr fields of relinfo.
7759 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7760 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7761 R_386_TLS_LDO_32, adjust based on section flags.
7762 (Target_i386::Relocate::fix_up_ldo): Remove.
7764 2009-10-13 Ian Lance Taylor <iant@google.com>
7766 Add support for -pie.
7767 * options.h (class General_options): Add -pie and
7769 (General_options::output_is_position_independent): Test -pie.
7770 (General_options::output_is_executable): Return true if not shared
7771 and not relocatable.
7772 (General_options::output_is_pie): Remove.
7773 * options.cc (General_options::finalize): Reject incompatible uses
7775 * gold.cc (queue_middle_tasks): A -pie link is not static.
7776 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7777 * symtab.cc (Symbol::final_value_is_known): Return false if
7778 output_is_position_independent.
7779 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7780 output_is_position_independent.
7781 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7782 output_is_position_independent.
7783 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7784 output_is_position_independent.
7785 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7787 (basic_pie_test.o, basic_pie_test): New targets.
7788 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7789 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7790 (two_file_pie_test): New target.
7791 * testsuite/Makefile.in: Rebuild.
7792 * README: Remove note saying that -pie is not supported.
7794 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7796 * options.h (class General_options): Add -init and -fini.
7797 * layout.cc (Layout::finish_dynamic_section): Emit
7798 given init and fini functions.
7800 2009-10-13 Sriraman Tallam <tmsriram@google.com>
7802 * gc.h (gc_process_relocs): Check if icf is enabled using new
7804 * gold.cc (queue_initial_tasks): Likewise.
7805 (queue_middle_tasks): Likewise.
7806 * object.cc (do_layout): Likewise.
7807 * symtab.cc (is_section_folded): Likewise.
7808 * main.cc (main): Likewise.
7809 * reloc.cc (Read_relocs::run): Likewise.
7810 (Sized_relobj::do_scan_relocs): Likewise.
7811 * icf.cc (is_function_ctor_or_dtor): New function.
7812 (Icf::find_identical_sections): Check if function is ctor or dtor when
7814 * options.h (General_options::icf): Change option to be an enum.
7815 (Icf_status): New enum.
7816 (icf_enabled): New method.
7817 (icf_safe_folding): New method.
7818 (set_icf_status): New method.
7819 (icf_status_): New variable.
7820 * (options.cc) (General_options::finalize): Set icf_status_.
7821 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7822 icf_test and icf_keep_unique_test to use the --icf enum flag.
7823 * testsuite/icf_safe_test.sh: New file.
7824 * testsuite/icf_safe_test.cc: New file.
7826 2009-10-12 Sriraman Tallam <tmsriram@google.com>
7828 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7829 includes to gc.h and icf.h.
7830 * arm.cc: Include gc.h.
7831 * gold.cc: Likewise.
7832 * i386.cc: Likewise.
7833 * powerpc.cc: Likewise.
7834 * sparc.cc: Likewise.
7835 * x86_64.cc: Likewise.
7836 * gc.h: Include icf.h.
7838 2009-10-11 Ian Lance Taylor <iant@google.com>
7840 * plugin.cc: Include "gold.h" before other header files.
7842 2009-10-10 Chris Demetriou <cgd@google.com>
7844 * options.h (Input_file_argument::Input_file_type): New enum.
7845 (Input_file_argument::is_lib_): Replace with...
7846 (Input_file_argument::type_): New member.
7847 (Input_file_argument::Input_file_argument): Take Input_file_type
7848 'type' rather than boolean 'is_lib' as second argument.
7849 (Input_file_argument::is_lib): Use type_.
7850 (Input_file_argument::is_searched_file): New function.
7851 (Input_file_argument::may_need_search): Handle is_searched_file.
7852 * options.cc (General_options::parse_library): Support -l:filename.
7853 (General_options::parse_just_symbols): Update for Input_file_argument
7855 (Command_line::process): Likewise.
7856 * archive.cc (Archive::get_file_and_offset): Likewise.
7857 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7858 * script.cc (read_script_file, script_add_file): Likewise.
7859 * fileread.cc (Input_file::Input_file): Likewise.
7860 (Input_file::will_search_for): Handle is_searched_file.
7861 (Input_file::open): Likewise.
7862 * readsyms.cc (Read_symbols::get_name): Likewise.
7863 * testsuite/Makefile.am (searched_file_test): New test.
7864 * testsuite/Makefile.in: Regenerate.
7865 * testsuite/searched_file_test.cc: New file.
7866 * testsuite/searched_file_test_lib.cc: New file.
7868 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7869 Ian Lance Taylor <iant@google.com>
7871 * descriptor.cc: Include <cstdio> and "binary-io.h".
7872 (Descriptors::open): Open the files in binary mode always.
7873 * script.cc (Lex::get_token): Treat \r as whitespace.
7875 2009-10-09 Ian Lance Taylor <iant@google.com>
7877 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7879 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7880 Ian Lance Taylor <iant@google.com>
7882 * configure.ac: Check for readv function also.
7883 * fileread.cc (readv): Define if not HAVE_READV.
7884 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7886 * config.in: Regenerate.
7887 * configure: Regenerate.
7889 2009-10-09 Doug Kwan <dougkwan@google.com>
7891 * layout.cc (Layout::make_output_section): Call target hook to make
7892 ordinary output section.
7893 (Layout::finalize): Adjust parameter list of call the
7894 Target::may_relax().
7895 * layout.h (class Layout::section_list): New method.
7896 * merge.h (Output_merge_base::entsize): Change visibility to public.
7897 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7899 (Output_merge_string::do_is_string): New method.
7900 * object.cc (Sized_relobj::do_setup): renamed from
7901 Sized_relobj::set_up.
7902 * object.h (Sized_relobj::adjust_shndx,
7903 Sized_relobj::initializ_input_to_output_maps,
7904 Sized_relobj::free_input_to_output_maps): Change visibilities to
7906 (Sized_relobj::setup): Virtualize.
7907 (Sized_relobj::do_setup): New method declaration.
7908 (Sized_relobj::invalidate_section_offset,
7909 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7910 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7911 * options.cc (parse_int): New function.
7912 * options.h (parse_int): New declaration.
7913 (DEFINE_int): New macro.
7914 (stub_group_size): New option.
7915 * output.cc (Output_section::Output_section): Initialize memebers
7916 merge_section_map_, merge_section_by_properties_map_,
7917 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7918 (Output_section::add_input_section): Handled deferred code-fill
7919 generation and remove an old comment.
7920 (Output_section::add_relaxed_input_section): New method definition.
7921 (Output_section::add_merge_input_section): Use merge section by
7922 properties map to speed to search. Update merge section maps
7924 (Output_section::build_relaxation_map): New method definition.
7925 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7927 (Output_section::relax_input_section): Renamed to
7928 Output_section::convert_input_sections_to_relaxed_sections and change
7929 interface to take a vector of pointers to relaxed sections.
7930 (Output_section::find_merge_section,
7931 Output_section::find_relaxed_input_section): New method definitions.
7932 (Output_section::is_input_address_mapped,
7933 Output_section::output_offset, Output_section::output_address):
7934 Use output section data maps to speed up searching.
7935 (Output_section::find_starting_output_address): Add comments.
7936 (Output_section::do_write,
7937 Output_section::write_to_postprocessing_buffer): Do code-fill
7938 generation as appropriate.
7939 (Output_section::get_input_sections): Invalidate relaxed input section
7941 (Output_section::restore_states): Adjust type of checkpoint .
7942 Invalidate relaxed input section map.
7943 * output.h (Output_merge_base): New class declaration.
7944 (Input_section_specifier): New class defintion.
7945 (class Output_relaxed_input_section) Change base class to
7946 Output_section_data_build.
7947 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7948 base class initializer.
7949 (Output_section::add_relaxed_input_section): New method declaration.
7950 (Output_section::Input_section): Change visibility to protected.
7951 (Output_section::Input_section::relobj,
7952 Output_section::Input_section::shndx): Handle relaxed input sections.
7953 Output_section::input_sections) Change visibility to protected. Also
7954 define overload to return a non-const pointer.
7955 (Output_section::Merge_section_properties): New class defintion.
7956 (Output_section::Merge_section_by_properties_map,
7957 Output_section::Output_section_data_by_input_section_map,
7958 Output_section::Relaxation_map): New types.
7959 (Output_section::relax_input_section): Rename method to
7960 Output_section::convert_input_sections_to_relaxed_sections and change
7961 interface to take a vector of relaxed section pointers.
7962 (Output_section::find_merge_section,
7963 Output_section::find_relaxed_input_section,
7964 Output_section::build_relaxation_map,
7965 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7966 New method declarations.
7967 (Output_section::merge_section_map_
7968 Output_section::merge_section_by_properties_map_,
7969 Output_section::relaxed_input_section_map_,
7970 Output_section::is_relaxed_input_section_map_valid_,
7971 Output_section::generate_code_fills_at_write_): New data members.
7972 * script-sections.cc
7973 (Output_section_element_input::set_section_addresses): Call
7974 current_data_size and addralign methods of relaxed input sections.
7975 (Orphan_output_section::set_section_addresses): Call current_data_size
7976 and addralign methods of relaxed input sections.
7977 * symtab.cc (Symbol_table::compute_final_value): Extract template
7978 from the body of Symbol_table::sized_finalize_symbol.
7979 (Symbol_table::sized_finalized_symbol): Call
7980 Symbol_table::compute_final_value.
7981 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7982 (Symbol_table::compute_final_value): New templated method declaration.
7983 * target.cc (Target::do_make_output_section): New method defintion.
7984 * target.h (Target::make_output_section): New method declaration.
7985 (Target::relax): Add more parameters for input objects, symbol table
7986 and layout. Adjust call to do_relax.
7987 (Target::do_make_output_section): New method declaration.
7988 (Target::do_relax): Add parameters for input objects, symbol table
7991 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7993 * pread.c: Include stdio.h.
7995 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7997 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
8000 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8002 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
8003 Change read_shndx type to unsigned int.
8004 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8006 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8007 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
8008 Change read_shndx type to unsigned int.
8009 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8011 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8012 * layout.cc (Layout::create_symtab_sections): Cast the result of
8013 local_symcount * symsize to off_t in the gold_assert.
8015 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8017 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
8018 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
8020 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
8021 (Arm_relocate_functions::thm_abs5): New function.
8022 (Arm_relocate_functions::abs12): New function.
8023 (Arm_relocate_functions::abs16): New function.
8024 (Arm_relocate_functions::base_abs): New function.
8025 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
8026 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
8027 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
8029 (Scan::global): Likewise.
8030 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
8031 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
8032 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
8033 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
8036 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8038 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
8039 (Arm_relocate_functions::movt_prel): New function.
8040 (Arm_relocate_functions::thm_movw_prel_nc): New function.
8041 (Arm_relocate_functions::thm_movt_prel): New function.
8042 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8043 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
8044 (Scan::global, Relocate::relocate): Likewise.
8045 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8047 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8049 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
8050 Incremental_checker.
8051 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
8053 (class Incremental_inputs_header): New class.
8054 (Incremental_inputs_header_writer): Edit comment.
8055 (Incremental_inputs_entry): New class.
8056 (Incremental_inputs_entry_writer): Edit comment.
8057 (Sized_incremental_binary::do_find_incremental_inputs_section):
8058 Add *strtab_shndx parameter, fill it.
8059 (Sized_incremental_binary::do_check_inputs): New method.
8060 (Incremental_checker::can_incrementally_link_output_file): Use
8061 Sized_incremental_binary::check_inputs.
8062 (Incremental_inputs::report_command_line): Save command line in
8065 (Incremental_binary::find_incremental_inputs_section): New
8067 (Incremental_binary::do_find_incremental_inputs_section): Add
8068 strtab_shndx parameter.
8069 (Incremental_binary::do_check_inputs): New pure virtual method.
8070 (Sized_incremental_binary::do_check_inputs): Declare.
8071 (Incremental_checker::Incremental_checker): Add incremental_inputs
8072 parameter, use it to initialize incremental_inputs_.
8073 (Incremental_checker::incremental_inputs_): New field.
8074 (Incremental_checker::command_line): New method.
8075 (Incremental_checker::inputs): New method.
8076 (Incremental_checker::command_line_): New field.
8078 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8080 * incremental.cc: Include <cstdarg> and "target-select.h".
8081 (vexplain_no_incremental): New function.
8082 (explain_no_incremental): New function.
8083 (Incremental_binary::error): New method.
8084 (Sized_incremental_binary::do_find_incremental_inputs_section): New
8086 (make_sized_incremental_binary): New function.
8087 (open_incremental_binary): New function.
8088 (can_incrementally_link_file): Add checks if output is ELF and has
8090 * incremental.h: Include "elfcpp_file.h" and "output.h".
8091 (Incremental_binary): New class.
8092 (Sized_incremental_binary): New class.
8093 (open_incremental_binary): Declare.
8094 * object.cc (is_elf_object): Use
8095 elfcpp::Elf_recognizer::is_elf_file.
8096 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
8097 * output.h (Output_file::filesize): New method.
8099 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8101 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
8103 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
8104 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
8106 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
8108 (Arm_relocate_functions::movw_abs_nc): New function.
8109 (Arm_relocate_functions::movt_abs): New function.
8110 (Arm_relocate_functions::thm_movw_abs_nc): New function.
8111 (Arm_relocate_functions::thm_movt_abs): New function.
8112 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
8113 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
8114 (Scan::global): Likewise.
8115 (Relocate::relocate): Likewise.
8116 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8118 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8120 * arm.cc (Arm_relocate_functions::got_prel) New function.
8121 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
8122 (Relocate::relocate): Likewise.
8123 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8125 2009-10-06 Ian Lance Taylor <iant@google.com>
8127 * options.h (class General_options): Define
8128 split_stack_adjust_size parameter.
8129 * object.h (class Object): Add uses_split_stack_ and
8130 has_no_split_stack_ fields. Add uses_split_stack and
8131 has_no_split_stack accessor functions. Declare
8132 handle_split_stack_section.
8133 (class Reloc_symbol_changes): Define.
8134 (class Sized_relobj): Define Function_offsets. Declare
8135 split_stack_adjust, split_stack_adjust_reltype, and
8137 * object.cc (Object::handle_split_stack_section): New function.
8138 (Sized_relobj::do_layout): Call handle_split_stack_section.
8139 * dynobj.cc (Sized_dynobj::do_layout): Call
8140 handle_split_stack_section.
8141 * reloc.cc (Sized_relobj::relocate_sections): Call
8142 split_stack_adjust for executable sections in split_stack
8143 objects. Pass reloc_map to relocate_section.
8144 (Sized_relobj::split_stack_adjust): New function.
8145 (Sized_relobj::split_stack_adjust_reltype): New function.
8146 (Sized_relobj::find_functions): New function.
8147 * target-reloc.h: Include "object.h".
8148 (relocate_section): Add reloc_symbol_changes parameter. Change
8150 * target.h (class Target): Add calls_non_split method. Declare
8151 do_calls_non_split virtual method. Declare match_view and
8153 * target.cc: Include "elfcpp.h".
8154 (Target::do_calls_non_split): New function.
8155 (Target::match_view): New function.
8156 (Target::set_view_to_nop): New function.
8157 * gold.cc (queue_middle_tasks): Give an error if mixing
8158 split-stack and non-split-stack objects with -r.
8159 * i386.cc (Target_i386::relocate_section): Add
8160 reloc_symbol_changes parameter.
8161 (Target_i386::do_calls_non_split): New function.
8162 * x86_64.cc (Target_x86_64::relocate_section): Add
8163 reloc_symbol_changes parameter.
8164 (Target_x86_64::do_calls_non_split): New function.
8165 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8167 * powerpc.cc (Target_powerpc::relocate_section): Add
8168 reloc_symbol_changes parameter.
8169 * sparc.cc (Target_sparc::relocate_section): Add
8170 reloc_symbol_changes parameter.
8171 * configure.ac: Call AM_CONDITIONAL for the default target.
8172 * configure: Rebuild.
8173 * testsuite/Makefile.am (TEST_AS): New variable.
8174 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8175 (check_DATA): Add split_i386 and split_x86_64 files.
8176 (SPLIT_DEFSYMS): Define.
8177 (split_i386_[1234n].o): New targets.
8178 (split_i386_[124]): New targets.
8179 (split_i386_[1234r].stdout): New targets.
8180 (split_x86_64_[1234n].o): New targets.
8181 (split_x86_64_[124]): New targets.
8182 (split_x86_64_[1234r].stdout): New targets.
8183 (MOSTLYCLEANFILES): Add new executables.
8184 * testsuite/split_i386.sh: New file.
8185 * testsuite/split_x86_64.sh: New file.
8186 * testsuite/split_i386_1.s: New file.
8187 * testsuite/split_i386_2.s: New file.
8188 * testsuite/split_i386_3.s: New file.
8189 * testsuite/split_i386_4.s: New file.
8190 * testsuite/split_i386_n.s: New file.
8191 * testsuite/split_x86_64_1.s: New file.
8192 * testsuite/split_x86_64_2.s: New file.
8193 * testsuite/split_x86_64_3.s: New file.
8194 * testsuite/split_x86_64_4.s: New file.
8195 * testsuite/split_x86_64_n.s: New file.
8196 * testsuite/testfile.cc (Target_test): Update relocation_section
8198 * testsuite/Makefile.in: Rebuild.
8200 2009-10-06 Ian Lance Taylor <iant@google.com>
8202 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8203 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8204 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8205 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8206 the address on ldo_addrs_.
8207 (Target_i386::Relocate::fix_up_ldo): New function.
8209 2009-10-06 Rafael Espindola <espindola@google.com>
8211 * plugin.cc (add_input_library): New.
8212 (Plugin::load): Add add_input_library to tv.
8213 (Plugin_manager::add_input_file): Add the is_lib argument.
8214 (add_input_file): Update call to Plugin_manager::add_input_file.
8215 (add_input_library): New.
8216 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8218 2009-09-30 Doug Kwan <dougkwan@google.com>
8220 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8221 symbol and call Symbol::may_need_copy_reloc to determine if
8222 a copy reloc is needed.
8223 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8224 nocopyreloc is given in command line.
8225 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8226 given in command line.
8227 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8228 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8229 of the removed Target_i386::may_need_copy_reloc.
8230 * options.h (copyreloc): New option with default value false.
8231 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8232 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8233 instead of the removed Target_powerpc::may_need_copy_reloc.
8234 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8235 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8236 instead of the removed Target_sparc::may_need_copy_reloc.
8237 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8238 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8239 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8240 instead of the removed Target_x86_64::may_need_copy_reloc.
8242 2009-09-30 Ian Lance Taylor <iant@google.com>
8244 * object.h (class Object): Remove target_ field, and target,
8245 sized_target, and set_target methods.
8246 (Object::sized_target): Remove.
8247 (class Sized_relobj): Update declarations. Remove sized_target.
8248 * object.cc (Sized_relobj::setup): Remove target parameter.
8250 (Input_objects::add_object): Don't do anything with the target.
8251 (make_elf_sized_object): Add punconfigured parameter. Change all
8252 callers. Set or test parameter target.
8253 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8255 * parameters.cc (Parameters::set_target): Change parameter type to
8257 (Parameters::default_target): Remove.
8258 (set_parameters_target): Change parameter type to be non-const.
8259 (parameters_force_valid_target): New function.
8260 (parameters_clear_target): New function.
8261 * parameters.h (class Parameters): Update declarations. Remove
8262 default_target method. Add sized_target and clear_target
8263 methods. Change target_ to be non-const.
8264 (set_parameters_target): Update declaration.
8265 (parameters_force_valid_target): Declare.
8266 (parameters_clear_target): Declare.
8267 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8268 as NULL if we aren't searching.
8269 (Add_symbols::run): Don't check for compatible target.
8270 * fileread.cc (Input_file::open_binary): Call
8271 parameters_force_valid_target.
8272 * gold.cc (queue_middle_tasks): Likewise.
8273 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8274 set_target on object.
8275 * dynobj.h (class Sized_dynobj): Update declarations.
8276 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8277 make_elf_object returns NULL.
8278 (Archive::include_member): Don't check whether object target is
8280 * output.cc (Output_section::add_input_section): Get target from
8282 (Output_section::relax_input_section): Likewise.
8283 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8285 (Sized_relobj::do_scan_relocs): Likewise.
8286 (Sized_relobj::relocate_sections): Likewise.
8287 * resolve.cc (Symbol_table::resolve): Likewise.
8288 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8289 parameter. Change all callers.
8290 (Symbol_table::add_from_object): Get target from parameters.
8291 (Symbol_table::add_from_relobj): Don't check object target.
8292 (Symbol_table::add_from_dynobj): Likewise.
8293 (Symbol_table::define_special_symbol): Get target from
8295 * symtab.h (class Symbol_table): Update declaration.
8296 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8297 parameter. Change all callers. Clear parameter target.
8298 (Binary_test): Test target here.
8299 * testsuite/object_unittest.cc (gold_testsuite): Remove
8300 target_test_pointer parameter. Change all callers.
8301 (Object_test): Test target here.
8303 2009-09-26 Ian Lance Taylor <iant@google.com>
8305 * testsuite/initpri1.c: Don't try to use constructor priorities if
8306 compiling with gcc before 4.3.
8308 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8310 * testsuite/retain_symbols_file_test.sh (check_present): Change
8311 output file name to retain_symbols_file_test.stdout.
8312 (check_absent): Likewise.
8314 2009-09-18 Craig Silverstein <csilvers@google.com>
8316 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8317 * options.cc: Include <cerrno> and <fstream>.
8318 (General_options::finalize): Parse -retain-symbols-file tag.
8319 * options.h: New flag.
8320 (General_options): New method should_retain_symbol, new
8321 variable symbols_to_retain.
8322 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8323 should_retain_symbol map.
8324 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8325 * testsuite/Makefile.in: Regenerate.
8326 * testsuite/retain_symbols_file_test.sh: New file.
8328 2009-09-18 Nick Clifton <nickc@redhat.com>
8330 * po/es.po: Updated Spanish translation.
8332 2009-09-17 Doug Kwan <dougkwan@google.com>
8334 * debug.h (DEBUG_RELAXATION): New constant.
8335 (DEBUG_ALL): Add DEBUG_RELAXATION.
8336 (debug_string_to_enum): Add relaxation debug option.
8338 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8339 Layout::Relaxation_debug_check::read_sections,
8340 Layout::Relaxation_debug_check::read_sections): New method definitions.
8341 (Layout::Layout): Initialize data members
8342 record_output_section_data_from_scrips_,
8343 script_output_section_data_list_ and relaxation_debug_check_.
8344 (Layout::save_segments, Layout::restore_segments,
8345 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8346 Layout::relaxation_loop_body): New method definitions.
8347 (Layout::finalize): Support relaxation. Move section layout code to
8348 Layout::relaxation_loop_body.
8349 (Layout::set_asection_address_from_script): Move code for orphan
8350 section placement out.
8351 (Layout::place_orphan_sections_in_script): New method definition.
8352 * layout.h (Output_segment_headers, Output_file_header):
8353 New forward class declarations.
8354 (Layout::~Layout): Define.
8355 (Layout::new_output_section_data_from_script): New method definition.
8356 (Layout::place_orphan_sections_in_script): New method declaration.
8357 (Layout::Segment_states): New type declaration.
8358 (Layout::save_segments, Layout::restore_segments,
8359 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8360 Layout::relaxation_loop_body): New method declarations.
8361 (Layout::Output_section_data_list): New type declaration.
8362 (Layout::Relaxation_debug_check): New class definition.
8363 (Layout::record_output_section_data_from_script_,
8364 Layout::script_output_section_data_list_, Layout::segment_states_,
8365 Layout::relaxation_debug_check_): New data members.
8366 * output.cc: (Output_section_headers::do_size): New method definition.
8367 (Output_section_headers::Output_section_headers): Move size
8368 computation to Output_section_headers::do_size.
8369 (Output_segment_headers::do_size): New method definition.
8370 (Output_file_header::Output_file_header): Move size computation to
8371 Output_file_header::do_size and call it.
8372 (Output_file_header::do_size): New method definition.
8373 (Output_data_group::Output_data_group): Adjust call to
8374 Output_section_data.
8375 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8376 (Output_symtab_xindex::do_write): Add array bound check.
8377 (Output_section::Input_section::print_to_mapfile): Handle
8378 RELAXED_INPUT_SECTION_CODE.
8379 (Output_section::Output_section): Initialize data member checkpoint_.
8380 (Output_section::~Output_section): Delete checkpoint object pointed
8382 (Output_section::add_input_section): Always add an Input_section if
8384 (Output_section::add_merge_input_section): Add assert.
8385 (Output_section::relax_input_section): New method definition.
8386 (Output_section::set_final_data_size): Set load address to zero for
8387 an unallocated section.
8388 (Output_section::do_address_and_file_offset_have_reset_values):
8389 New method definition.
8390 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8391 Handle relaxed input section.
8392 (Output_section::sort_attached_input_sections): Checkpoint input
8393 section list lazily.
8394 (Output_section::get_input_sections): Change type of input_sections to
8395 list of Simple_input_section pointers. Checkpoint input section list
8396 lazily. Also handle relaxed input sections.
8397 (Output_section::add_input_section_for_script): Take a reference to
8398 a Simple_input_section object instead of Relobj pointer and section
8399 index as parameter. Handle relaxed input sections.
8400 (Output_section::save_states, Output_section::restore_states): New
8402 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8403 (Output_data::is_data_size_fixed): New method definition.
8404 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8406 (Output_data::address_and_file_offset_have_reset_values): New method
8408 (Output_data::do_address_and_file_offset_have_reset_values): New method
8410 (Output_data::set_data_size): Check that data size is not fixed.
8411 (Output_data::fix_data_size): New method definition.
8412 (Output_data::is_data_size_fixed_): New data member.
8413 (Output_section_headers::set_final_data_size): New method definition.
8414 (Output_section_headers::do_size): New method declaration.
8415 (Output_segment_headers::set_final_data_size): New method definition.
8416 (Output_segment_headers::do_size): New method declaration.
8417 (Output_file_header::set_final_data_size)::New method definition.
8418 (Output_file_header::do_size)::New method declaration.
8419 (Output_section_data::Output_section_data): Add new parameter
8420 is_data_size_fixed and use it to fix data size.
8421 (Output_data_const::Output_data_const): Adjust call to base class
8422 constructor and fix data size.
8423 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8424 base class constructor and fix data size.
8425 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8426 base class constructor and fix data size.
8427 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8428 class constructor and fix data size.
8429 (Output_data_group::set_final_data_size): New method definition.
8430 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8431 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8432 class constructor and fix data size.
8433 (Output_relaxed_input_section): New class definition.
8434 (Output_section::Simple_input_section): New class definition.
8435 (Output_section::get_input_sections): Adjust parameter list.
8436 (Output_section::add_input_section_for_script): Same.
8437 (Output_section::save_states, Output_section::restore_states,
8438 Output_section::do_address_and_file_offset_have_reset_values,
8439 (Output_section::Input_section::Input_section): Handle
8440 RELAXED_INPUT_SECTION_CODE. Add new overload for
8441 Output_relaxed_input_section.
8442 (Output_section::Input_section::is_input_section,
8443 Output_section::Input_section::set_output_section): Handle relaxed
8445 (Output_section::Input_section::is_relaxed_input_section,
8446 Output_section::Input_section::output_section_data,
8447 Output_section::Input_section::relaxed_input_section): New method
8449 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8451 (Output_section::Input_section::u1_): Update comments.
8452 (Output_section::Input_section::u2_): Add new union member poris.
8453 (Output_section::Checkpoint_output_section): New classs definition.
8454 (Output_section::relax_input_section): New method declaration.
8455 (Output_section::checkpoint_): New data member.
8456 (Output_segment): Update comments.
8457 (Output_segment::Output_segment): Un-privatize copy constructor.
8458 (Output_segment::operator=): Un-privatize.
8459 * script-sections.cc (Output_section_element::Input_section_list):
8460 Change element type to Output_section::Simple_input_section.
8461 (Output_section_element_dot_assignment::set_section_addresses):
8462 Register output section data for relaxation clean up.
8463 (Output_data_exression::Output_data_expression): Adjust call to base
8464 constructor to fix data size.
8465 (Output_section_element_data::set_section_addresses): Register
8466 Output_data_expression object for relaxation clean up.
8467 (struct Input_section_info): Replace Relobj pointer and section index
8468 pair with Output_section::Simple_input_section and Convert struct to a
8470 (Input_section_sorter::operator()): Adjust access to
8471 Input_section_info data member to use accessors.
8472 (Output_section_element_input::set_section_addresses): Use layout
8473 parameter. Adjust code to use Output_section::Simple_input_section
8474 and Input_secction_info classes. Register filler for relaxation
8476 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8477 and section index pair with Output_section::Simple_input_section
8478 class. Adjust code accordingly.
8479 (Phdrs_element::release_segment): New method definition.
8480 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8482 (Script_sections::release_segments): New method definition.
8483 * gold/script-sections.h (Script_sections::release_segments): New
8485 * gold/target.h (Target::may_relax, Target::relax,
8486 Target::do_may_relax, Target::do_relax): New method definitions.
8488 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8490 * arm.cc (has_signed_unsigned_overflow): New function.
8491 (Arm_relocate_functions::abs8): New function.
8492 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8493 (Target_arm::Scan::global): Likewise.
8494 (Target_arm::relocate::relocate): Likewise.
8495 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8498 2009-09-16 Cary Coutant <ccoutant@google.com>
8500 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8501 * testsuite/Makefile.in: Regenerate.
8503 2009-09-11 Nick Clifton <nickc@redhat.com>
8505 * po/gold.pot: Updated by the Translation project.
8507 2009-09-08 Cary Coutant <ccoutant@google.com>
8509 * output.cc (Output_file::open): Add execute permission to empty file.
8510 * testsuite/Makefile.am (permission_test): New test.
8511 * testsuite/Makefile.in: Regenerate.
8513 2009-09-02 Ian Lance Taylor <iant@google.com>
8515 * output.cc (Output_file::resize): Call map_no_anonymous rather
8518 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8520 * gold.cc: Include "incremental.h".
8521 (queue_initial_tasks): Call Incremental_checker methods.
8522 * incremental.cc: Include "output.h".
8523 (Incremental_checker::can_incrementally_link_output_file): New
8525 * incremental.h (Incremental_checker): New class.
8527 * output.cc (Output_file::open_for_modification): New method.
8528 (Output_file::map_anonymous): Changed return type to bool. Record
8530 (Output_file::map_no_anonymous): New method, broken out of map.
8531 (Output_file::map): Use map_no_anonymous and map_anonymous.
8532 * output.h (class Output_file): Update declarations.
8534 2009-08-24 Cary Coutant <ccoutant@google.com>
8536 * options.h (Command_line::Pre_options): New class.
8537 (Command_line::pre_options): New member.
8538 * options.cc (gold::options::ready_to_register): New variable.
8539 (One_option::register_option): Do nothing if not registering options.
8540 Assert if same short option registered twice.
8541 (General_options::General_options): Turn off option registration when
8543 (Command_line::Pre_options::Pre_options): New constructor.
8545 2009-08-24 Cary Coutant <ccoutant@google.com>
8547 * options.h (General_options::no_keep_memory): Remove incorrect
8550 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8552 * Makefile.am (am__skiplex, am__skipyacc): New.
8553 * Makefile.in: Regenerate.
8555 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8557 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8558 (INCLUDES): ... this.
8559 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8560 (AM_CPPFLAGS): Renamed from ...
8561 (INCLUDE): ... this.
8562 * Makefile.in, testsuite/Makefile.in: Regenerate.
8564 * Makefile.in: Regenerate.
8565 * aclocal.m4: Likewise.
8566 * config.in: Likewise.
8567 * configure: Likewise.
8568 * testsuite/Makefile.in: Likewise.
8570 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8571 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8572 * Makefile.in: Regenerate.
8573 * testsuite/Makefile.in: Regenerate.
8575 2009-08-19 Cary Coutant <ccoutant@google.com>
8577 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8578 symbols in shared libraries overridden by hidden or internal symbols
8579 in the main program.
8581 2009-08-19 Chris Demetriou <cgd@google.com>
8583 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8584 checking source file names in error messages.
8586 2009-08-18 Doug Kwan <dougkwan@google.com>
8588 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8589 an elcpp::Ehdr as parameter. Adjust call to set_target.
8590 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8591 an elfcpp::Ehdr as parameter.
8592 * object.cc (Object::set_target): Remove the version that looks up
8593 a target and sets it.
8594 (Sized_relobj::setup): Take a Target object instead of
8595 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8596 (make_elf_sized_object): Find target and ask target to
8598 * object.h: (Object::set_target): Remove the version that looks up
8599 a target and sets it.
8600 (Sized_relobj::setup): Take a Target object instead of
8601 an elfcpp:Ehdr as parameter.
8602 * target.cc: Include dynobj.h.
8603 (Target::do_make_elf_object_implementation): New.
8604 (Target::do_make_elf_object): New.
8605 * target.h (Target::make_elf_object): New template declaration.
8606 (Target::do_make_elf_object): New method declarations.
8607 (Target::do_make_elf_object_implementation): New template declaration.
8609 2009-08-14 Ian Lance Taylor <iant@google.com>
8611 * gold.h (FUNCTION_NAME): Define.
8612 (gold_unreachable): Use FUNCTION_NAME.
8614 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8616 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8617 symbol in the --keep-unique list is not found.
8619 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8621 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8622 been maked as --keep-unique.
8623 (Icf::unfold_section): New function.
8624 * icf.h (Icf::unfold_section): New function.
8625 * options.h (General_options::keep_unique): New option.
8626 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8627 * testsuite/Makefile.in: Regenerate.
8628 * testsuite/icf_keep_unique_test.sh: New file.
8629 * testsuite/icf_keep_unique_test.cc: New file.
8631 2009-08-12 Cary Coutant <ccoutant@google.com>
8634 * resolve.cc (Symbol_table::resolve): Check for references from
8635 dynamic objects to hidden and internal symbols.
8636 * testsuite/Makefile.am (hidden_test.sh): New test.
8637 * testsuite/Makefile.in: Regenerate.
8638 * testsuite/hidden_test.sh: New script.
8639 * testsuite/hidden_test_1.c: New test source.
8640 * testsuite/hidden_test_main.c: New test source.
8642 2009-08-11 Doug Kwan <dougkwan@google.com>
8644 * arm.cc: Update comments.
8645 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8646 segment to locate the .ARM.exidx section if present.
8648 2009-08-09 Doug Kwan <dougkwan@google.com>
8650 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8653 2009-08-07 Sriraman Tallam <tmsriram@google.com>
8654 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8657 2009-08-06 Sriraman Tallam <tmsriram@google.com>
8659 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8660 valid tls_segment only for non-debug-section relocations.
8661 * testsuite/Makefile.am: Add gc_tls_test.
8662 * testsuite/Makefile.in: Regenerate.
8663 * testsuite/gc_tls_test.cc: New file.
8664 * testsuite/gc_tls_test.sh: New file.
8666 2009-08-05 Sriraman Tallam <tmsriram@google.com>
8670 * Makefile.am (CCFILES): Add icf.cc.
8672 * Makefile.in: Regenerate.
8673 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8674 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8675 section, symbol and addend information for the relocs.
8676 * gold.cc (queue_middle_tasks): Call identical code folding.
8677 * gold.h: Add defines for multimap.
8678 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8679 to the call of finalize_local_symbols.
8680 * main.cc (main): Create object of class Icf.
8681 * object.cc (Sized_relobj::do_layout): Allow this function to be
8682 called twice during icf.
8683 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8684 to sections marked as identical by icf.
8685 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8687 (Sized_relobj::do_section_entsize): New function.
8688 * object.h (Object::section_entsize): New function.
8689 (Object::do_section_entsize): New pure virtual function.
8690 (Relobj::finalize_local_symbols): Add new parameter.
8691 (Relobj::do_section_entsize): New function.
8692 * options.h (General_options::icf): New option.
8693 (General_options::icf_iterations): New option.
8694 (General_options::print_icf_sections): New option.
8695 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8696 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8697 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8699 * symtab.cc (Symbol_table::is_section_folded): New function.
8700 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8701 to sections marked as identical by icf.
8702 * symtab.h (Symbol_table::set_icf): New function.
8703 (Symbol_table::icf): New function.
8704 (Symbol_table::is_section_folded): New function.
8705 (Symbol_table::icf_): New data member.
8706 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8707 * testsuite/Makefile.am: Add commands to build icf_test.
8708 * testsuite/Makefile.in: Regenerate.
8709 * testsuite/icf_test.sh: New file.
8710 * testsuite/icf_test.cc: New file.
8712 2009-07-24 Chris Demetriou <cgd@google.com>
8714 * layout.cc (is_compressible_debug_section): Fix incorrect
8715 comment about compressed section names.
8717 2009-07-20 Ian Lance Taylor <ian@airs.com>
8720 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8722 2009-07-16 Ian Lance Taylor <iant@google.com>
8725 * layout.h: #include <map>.
8726 (class Kept_section): Change from struct to class. Add accessors
8727 and setters. Add section size to Comdat_group mapping. Change
8728 Comdat_group to std::map. Add is_comdat_ field. Add
8729 linkonce_size field in union.
8730 (class Layout): Update declaration of find_or_add_kept_section.
8731 Don't declare find_kept_object.
8732 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8733 parameter. Add object, shndx, is_comdat, and is_group_name
8734 parameters. Change all callers. Adjust for new Kept_section.
8735 (Layout::find_kept_object): Remove.
8736 * object.cc (Sized_relobj::include_section_group): Update use of
8737 Kept_section. Rename secnum to shndx. Only record
8738 Kept_comdat_section if sections are the same size.
8739 (Sized_relobj::include_linkonce_section): Update use of
8740 Kept_section. Only record Kept_comdat_section if sections are the
8741 same size. Set size of linkonce section.
8742 (Sized_relobj::map_to_kept_section): Update call to
8743 get_kept_comdat_section.
8744 * object.h (class Sized_relobj): Rename fields in
8745 Kept_comdat_section to drop trailing underscores; change object
8746 field to Relobj*. Change Kept_comdat_section_table to store
8747 struct rather than pointer.
8748 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8749 Add kept_object and kept_shndx parameters. Change all callers.
8750 (Sized_relobj::get_kept_comdat_section): Change return type to
8751 bool. Add kept_object and kept_shndx parameters. Change all
8753 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8754 Layout::find_or_add_kept_section.
8756 2009-07-09 Ian Lance Taylor <iant@google.com>
8758 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8759 Reserve space in the hash table.
8761 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8763 * fileread.cc (File_read::get_mtime): New method.
8764 * fileread.h (Timespec): New structure.
8765 (File_read::get_mtime): New method.
8766 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8767 Renamed from timestamp_nsec.
8768 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8770 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
8772 (Incremental_inputs::report_archive): Save mtime; style fix.
8773 (Incremental_inputs::report_obejct): Save mtime; style fix.
8774 (Incremental_inputs::report_script): Save mtime; style fix.
8775 (Incremental_inputs::finalize_inputs): Style fix.
8776 (Incremental_inputs::finalize): Style fix.
8777 (Incremental_inputs::create_input_section_data): Store inputs
8779 * incremental.h (Incremental_inputs::report_script): Add mtime
8781 (Incremental_inputs::Input_info::Input_info): Intialize only one
8783 (Incremental_inputs::Input_info::archive): Move to nameless
8785 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8786 (Incremental_inputs::Input_info::script): Move to nameless union.
8787 (Incremental_inputs::mtime): New field.
8788 * script.cc (read_input_script): Pass file mtime to
8790 * script.h (Script_info::inputs): Style fix.
8792 2009-07-01 Ian Lance Taylor <ian@airs.com>
8794 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8797 2009-06-24 Ian Lance Taylor <iant@google.com>
8800 * layout.cc (Layout::choose_output_section): If we find an
8801 existing section, update the flags.
8802 (Layout::create_notes): New function, broken out of
8804 (Layout::finalize): Don't create note sections.
8805 (Layout::create_note): Don't crash if linker script discards
8807 (Layout::create_gold_note): Likewise.
8808 (Layout::create_build_id): Likewise. Don't set
8809 after_input_sections on the section.
8810 (Layout::create_executable_stack_info): Remove target parameter.
8812 * layout.h (class Layout): Declare create_notes. Update
8813 declaration of create_executable_stack_info.
8814 * gold.cc (queue_middle_tasks): Call create_notes.
8815 * output.cc (Output_section::update_flags_for_input_section): Move
8816 here from output.h. If SHF_ALLOC flag is newly set, mark address
8818 * output.h (Output_data::mark_address_invalid): New function.
8819 (class Output_section): Only declare, not define,
8820 update_flags_for_input_section. Remove set_flags.
8822 2009-06-24 Ian Lance Taylor <iant@google.com>
8824 * script-sections.cc (Output_section_definition::
8825 set_section_addresses): Rename shadowing local load_address to
8828 2009-06-24 Ian Lance Taylor <iant@google.com>
8831 * reloc.cc (relocate_sections): Skip empty relocation sections.
8833 2009-06-23 Ian Lance Taylor <iant@google.com>
8836 * layout.cc (Layout::create_note): Use choose_output_section
8837 rather than make_output_section.
8839 2009-06-23 Ian Lance Taylor <iant@google.com>
8842 * options.cc (General_options::parse_V): Set printed_version_.
8843 (General_options::General_options): Initialize printed_version_.
8844 * options.h (class General_options): Add printed_version_ field.
8845 * gold.cc (queue_initial_tasks): If there are no input files,
8846 don't give a fatal error if we printed the version information.
8847 (queue_middle_tasks): If using -r with a shared object, give a
8848 fatal error rather than an ordinary error.
8850 2009-06-23 Ian Lance Taylor <iant@google.com>
8853 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8854 (Layout::make_output_section): Set have_stabstr_section_ if we see
8855 a .stab*str section.
8856 (Layout::finalize): Call link_stabs_sections.
8857 (Layout::link_stabs_sections): New file.
8858 * layout.h (class Layout): Add have_stabstr_section_ field.
8859 Declare link_stabs_sections.
8861 2009-06-23 Doug Kwan <dougkwan@google.com>
8863 * Makefile.am (libgold_a_LIBADD): New.
8864 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8865 * Makefile.in: Regenerate.
8866 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8867 * configure: Regenerate.
8868 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8869 * fileread.cc: Include sys/state.h
8870 * gold.h: Declare memmem and strndup if found missing.
8871 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8873 2009-06-23 Ian Lance Taylor <iant@google.com>
8875 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8876 * configure: Rebuild.
8878 2009-06-23 Ian Lance Taylor <iant@google.com>
8881 * object.cc (Object::section_contents): Don't try to get a view if
8882 the section has length zero.
8883 (Object::handle_gnu_warning_section): If the section is empty, use
8884 the name of the section as the warning.
8886 2009-06-23 Ian Lance Taylor <iant@google.com>
8889 * stringpool.h (class Stringpool_template): Add optimize_ field.
8890 (Stringpool_template::set_optimize): New function.
8891 * stringpool.cc (Stringpool_template::Stringpool_template):
8892 Initialize optimize_ field.
8893 (Stringpool_template::set_string_offsets): Test local optimize
8894 fild rather than parameter.
8895 * layout.cc (Layout::Layout): Call set_optimize on the section
8898 2009-06-22 Ian Lance Taylor <iant@google.com>
8901 * yyscript.y: Parse TARGET.
8902 * script.cc (script_set_target): New function.
8903 * script-c.h (script_set_target): Declare.
8904 * options.cc (General_options::string_to_object_format): Rename
8905 from string_to_object_format in anonymous namespace. Change
8907 * options.h (class General_options): Declare
8908 string_to_object_format.
8910 2009-06-22 Ian Lance Taylor <iant@google.com>
8912 * script-sections.cc (Script_sections::create_segments): Don't put
8913 program headers in a PT_LOAD segment if -n or -N.
8915 2009-06-22 Ian Lance Taylor <iant@google.com>
8918 * options.h (class General_options): Add -z lazy and -z now. Sort
8919 -z options into alphabetical order.
8920 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8922 2009-06-21 Ian Lance Taylor <iant@google.com>
8924 * layout.cc (Layout::make_output_section): Call
8925 Target::new_output_section.
8926 (Layout::attach_allocated_section_to_segment): Put large section
8927 sections in a separate load segment with the large segment flag
8929 (Layout::segment_precedes): Sort large data segments after other
8931 (align_file_offset): New static function.
8932 (Layout::set_segment_offsets): Use align_file_offset.
8933 * output.h (class Output_section): Add is_small_section_ and
8934 is_large_section_ fields.
8935 (Output_section::is_small_section): New function.
8936 (Output_section::set_is_small_section): New function.
8937 (Output_section::is_large_section): New function.
8938 (Output_section::set_is_large_section): New function.
8939 (Output_section::is_large_data_section): New function.
8940 (class Output_segment): Add is_large_data_segment_ field.
8941 (Output_segment::is_large_data_segment): New function.
8942 (Output_segment::set_is_large_data_segment): New function.
8943 * output.cc (Output_section::Output_section): Initialize new
8945 (Output_segment::Output_segment): Likewise.
8946 (Output_segment::add_output_section): Add assertion that large
8947 data sections always go in large data segments. Force small data
8948 sections to the end of the list of data sections. Force small BSS
8949 sections to the start of the list of BSS sections. For large BSS
8950 sections to the end of the list of BSS sections.
8951 * symtab.h (class Symbol): Declare is_common_shndx.
8952 (Symbol::is_defined): Check Symbol::is_common_shndx.
8953 (Symbol::is_common): Likewise.
8954 (class Symbol_table): Define enum Commons_section_type. Update
8955 declarations. Add small_commons_ and large_commons_ fields.
8956 * symtab.cc (Symbol::is_common_shndx): New function.
8957 (Symbol_table::Symbol_table): Initialize new fields.
8958 (Symbol_table::add_from_object): Put small and large common
8959 symbols in the right list.
8960 (Symbol_table::sized_finalized_symbol): Check
8961 Symbol::is_common_shndx.
8962 (Symbol_table::sized_write_globals): Likewise.
8963 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8964 common symbol lists. Don't call do_allocate_commons_list if the
8966 (Symbol_table::do_allocate_commons_list): Remove is_tls
8967 parameter. Add comons_section_type parameter. Change all
8968 callers. Handle small and large common symbols.
8969 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8970 Symbol::is_common_shndx.
8971 * resolve.cc (symbol_to_bits): Likewise.
8972 * target.h (Target::small_common_shndx): New function.
8973 (Target::small_common_section_flags): New function.
8974 (Target::large_common_shndx): New function.
8975 (Target::large_common_section_flags): New function.
8976 (Target::new_output_section): New function.
8977 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8978 small_common_section_flags, and large_common_section_flags
8980 (Target::do_new_output_section): New virtual function.
8981 * arm.cc (Target_arm::arm_info): Initialize new fields.
8982 * i386.cc (Target_i386::i386_info): Likewise.
8983 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8985 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8986 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8987 (Target_x86_64::do_new_output_section): New function.
8988 * configure.ac: Define conditional MCMODEL_MEDIUM.
8989 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8990 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8991 (large_LDFLAGS): Define.
8992 * testsuite/large.c: New file.
8993 * testsuite/testfile.cc (Target_test::test_target_info):
8994 Initialize new fields.
8995 * configure, testsuite/Makefile.in: Rebuild.
8997 2009-06-05 Doug Kwan <dougkwan@google.com>
8999 * Makefile.am (CCFILES): Add target.cc.
9000 * Makefile.in: Regenerate.
9001 * i386.cc (class Target_i386): Define new virtual method to
9002 override do_is_local_label_name in parent.
9003 * object.cc (Sized_relobj::do_count_local_symbols): Discard
9004 local symbols if --discard-locals or -X is given.
9005 * options.h (class General_options): Declare new options
9006 '--discard-locals' and '-X' for discarding locals.
9007 * target.h (class Target): Define new methods is_local_label_name.
9008 Declare new virtual method do_is_local_label_name.
9009 * target.cc: New file.
9010 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
9011 (check_SCRIPTS): Add discard_locals_test.sh.
9012 (check_DATA): Add discard_local_tests.syms.
9013 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
9014 (discard_local_tests.syms, discard_locals_test.o): New make rules.
9015 * testsuite/Makefile.in: Regenerate.
9016 * testsuite/discard_locals_test.c: New file.
9017 * testsuite/discard_locals_test.sh: Same.
9019 2009-06-05 Doug Kwan <dougkwan@google.com>
9021 * object.cc (Sized_relobj::Sized_relobj): Initialize
9022 discarded_eh_frame_shndx_ to -1U.
9023 (Sized_relobj::do_layout): Record index of a discard .eh_frame
9025 (Sized_relobj::do_count_local_symbols): Skip local symbols in
9026 a discarded .eh_frame section.
9027 (Sized_relobj::do_finalize_local_symbols): Ditto.
9028 * object.h (class Sized_relobj): Declare new member
9029 discarded_eh_frame_shndx_.
9030 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
9031 (local_labels_test.o, local_labels_test): New rules.
9032 * testsuite/Makefile.in: Regenerate.
9034 2009-06-04 Doug Kwan <dougkwan@google.com>
9036 * layout.cc (Layout::section_name_mapping): Add mapping for
9037 special ARM sections.
9039 2009-06-03 Doug Kwan <dougkwan@google.com>
9041 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
9042 (utils::has_overflow): Same.
9044 2009-06-03 Ian Lance Taylor <iant@google.com>
9046 * layout.cc (Layout::section_name_mapping): New array, replacing
9047 Layout::linkonce_mapping.
9048 (Layout::section_name_mapping_count): New variable, replacing
9049 Layout::linkonce_mapping_count.
9050 (Layout::linkonce_output_name): Remove.
9051 (Layout::output_section_name): Rewrite.
9052 * layout.h (class Layout): Rename Linkonce_mapping to
9053 Section_name_mapping, linkonce_mapping to section_name_mapping,
9054 linkonce_mapping_count to section_name_mapping_count. Don't
9055 declare linkonce_output_name.
9057 2009-06-03 Doug Kwan <dougkwan@google.com>
9059 * gold/arm.cc (namespace utils): New.
9060 (Target_arm::reloc_is_non_pic): Define new method.
9061 (class Arm_relocate_functions): New.
9062 (Target_arm::Relocate::relocate): Handle relocation types used by
9065 2009-06-03 Ian Lance Taylor <iant@google.com>
9067 * arm.cc (Target_arm::scan::global): Use || instead of |.
9069 2009-06-02 Doug Kwan <dougkwan@google.com>
9071 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
9072 issued_non_pic_error_.
9073 (class Target_arm::Scan): Declare new method check_non_pic.
9074 Define new method symbol_needs_plt_entry.
9075 Declare new data member issued_non_pic_error_.
9076 (class Target_arm::Relocate): Declare new method
9077 should_apply_static_reloc.
9078 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
9079 (Target_arm::Scan::check_non_pic): Define new method.
9080 (Target_arm::Scan::local): Handle a small subset of reloc types used
9082 (Target_arm::Scan::local): Same.
9083 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
9085 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
9087 * incremental.cc (Incremental_inputs::report_command_line): Filter
9088 out --incremental-* options.
9090 2009-05-29 Doug Kwan <dougkwan@google.com>
9092 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9094 (class Target_arm): Update comment.
9095 (Target_arm::Target_arm): Initialize new data members GOT_,
9096 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
9097 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9098 and Target_arm::rel_dyn_section.
9099 Declare new_enum Target_arm::Got_type.
9100 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
9102 Update commments for member do_dynsym_value.
9103 (Target_arm::got_size, Target_arm::plt_section,
9104 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
9105 new methods inside class defintion.
9106 (Target_arm::got_section): Define new method.
9107 (Target_arm::rel_dyn_section): Same.
9108 (Output_data_plt_arm): New template class.
9109 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
9110 (Output_data_plt_arm:do_adjust_output_section): Define new method.
9111 (Output_data_plt_arm::add_entry): Same.
9112 (Output_data_plt_arm::first_plt_entry): Define new
9113 static data member for PLT instruction template.
9114 (Output_data_plt_arm::plt_entry): Same.
9115 (Output_data_plt_arm::do_write): Define new method.
9116 (Target_arm::make_plt_entry): Same.
9117 (Target_arm::do_finalize_sections): Same.
9118 (Target_arm::do_dynsym_value): Same.
9120 2009-05-28 Doug Kwan <dougkwan@google.com>
9122 * Makefile.am (TARGETSOURCES): Add arm.cc.
9123 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
9124 * Makefile.in: Regenerate.
9126 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
9128 2009-05-26 Doug Kwan <dougkwan@google.com>
9130 * options.cc (General_options::parse_exclude_libs). Fix a comment.
9131 (General_options::check_excluded_libs): Strip off directories in
9132 archive name before matching like GNU ld does.
9133 * testsuite/Makefile.am (MOSTLYCLEANFILES,
9134 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
9135 (exclude_libs_test_LDFLAGS): Add linker option
9136 -Wl,--exclude-libs,libexclude_libs_test_3
9137 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
9138 an explicit archive without using -l.
9139 (alt/libexclude_libs_test_3.a): New make rule.
9140 * testsuite/Makefile.in: Regenerate.
9141 * testsuite/exclude_libs_test.c : Declare lib3_default().
9143 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
9144 * exclude_libs_test_3.c: New file.
9146 2009-05-26 Nick Clifton <nickc@redhat.com>
9148 * po/id.po: New Indonesian translation.
9149 * po/gold.pot: Updated template file.
9151 2009-05-22 Sriraman Tallam <tmsriram@google.com>
9153 * testsuite/Makefile.am: Add -ffunction-sections to compile
9154 gc_comdat_test files. Add -Wl,--gc-sections to build
9156 * testsuite/Makefile.in: Regenerate.
9157 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9159 2009-05-21 Sriraman Tallam <tmsriram@google.com>
9161 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
9162 kept comdat section was garbage collected.
9163 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
9164 * testsuite/Makefile.in: Regenerate.
9165 * testsuite/gc_comdat_test.sh: New file.
9166 * testsuite/gc_comdat_test_1.cc: New file.
9167 * testsuite/gc_comdat_test_2.cc: New file.
9169 2009-05-19 Doug Kwan <dougkwan@google.com>
9171 * archive.cc (Archive::Archive): Move constructor from archive.h
9172 to here. Initialize no_export_.
9173 (Archive::get_elf_object_for_member): Set no_export flag of object.
9174 * archive.h (Archive::Archive): Move constructor body to
9176 (Archive::no_export): New method.
9177 (Archive::no_export_): New field.
9178 * object.h (Object::Object): Initialize no_export_ to false.
9179 (Object::no_export, Object::set_no_export): New methods.
9180 (Object::no_export_): New field.
9181 * options.cc (General_options::parse_exclude_libs): New method.
9182 (General_options::check_excluded_libs) Same.
9183 * options.h (exclude_libs): New option.
9184 (General_options::check_excluded_libs): New method declaration.
9185 (General_options::excluded_libs_): New field.
9186 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9187 default or protected visibility if an object has no-export flag set.
9188 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9189 (check_SCRIPTS): Add exclude_libs_test.sh.
9190 (check_DATA): Add exclude_libs_test.syms.
9191 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9192 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9193 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9194 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9195 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9196 libexclude_libs_test_2.a): New rules.
9197 * testsuite/Makefile.in: Regenerate.
9198 * testsuite/exclude_libs_test.c: New file.
9199 * testsuite/exclude_libs_test.sh: Ditto.
9200 * testsuite/exclude_libs_test_1.c: Ditto.
9201 * testsuite/exclude_libs_test_2.c: Ditto.
9203 2009-05-15 Ian Lance Taylor <iant@google.com>
9205 * configure.ac: Check for declarations for cases where libiberty.h
9206 checks HAVE_DECL_xxx.
9207 * configure, config.in: Rebuild.
9209 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9211 * gold.h (Incremental_argument_list): Remove (invalid) forward
9213 * incremental.cc (Incremental_inputs::report_achive): New method.
9214 (Incremental_inputs::report_object): New method.
9215 (Incremental_inputs::report_script): New method.
9216 (Incremental_inputs::finalize_inputs): New method.
9217 (Incremental_inputs::finalize): Call finalize_inputs().
9218 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9219 Create inputs entries.
9220 * incremental.h (Incremental_input_type): New enum.
9221 (Incremental_inputs::Incremental_input): Initialize new fields.
9222 (Incremental_inputs::report_inputs): New method.
9223 (Incremental_inputs::report_achive): New method.
9224 (Incremental_inputs::report_object): New method.
9225 (Incremental_inputs::report_script): New method.
9226 (Incremental_inputs::finalize_inputs): New method.
9227 (Incremental_inputs::Input_info): New struct.
9228 (Incremental_inputs::Input_info_map): New typedef.
9229 (Incremental_inputs::lock_): New field.
9230 (Incremental_inputs::Inputs_): New field.
9231 (Incremental_inputs::Inputs_map): New field.
9232 * main.cc (main): Call Incremental_input::report_inputs.
9233 * options.h (Input_argument_list): Typedef moved from
9235 (Input_file_group::Files): Remove, use ::Input_argument_list.
9236 (Input_file_group::Input_argument_list): Remove, use
9237 ::Input_argument_list.
9238 * plugin.cc (Plugin_manager::add_input_file): Add error in
9240 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9242 * script.cc (read_input_script): Call
9243 Incremental_input::report_script.
9244 * script.h (Script_info): New class.
9246 2009-04-27 Ian Lance Taylor <iant@google.com>
9248 * x86_64.cc (do_adjust_output_section): Set entsize to
9251 2009-04-23 Elliott Hughes <enh@google.com>
9253 * output.cc (Output_file::close): After short writes, continue
9254 writing from the correct offset in the buffer being written.
9256 2009-04-23 Chris Demetriou <cgd@google.com>
9258 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9259 * configure: Regenerate.
9260 * config.in: Regenerate.
9261 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9262 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9264 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9266 * incremental.cc (Incremental_inputs_header_data): Renamed from
9267 Incremental_input_header_data.
9268 (Incremental_inputs_header_data::data_size): New field.
9269 (Incremental_inputs_header_data::put_input_file_count): Renamed
9270 from input_file_count.
9271 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9272 from command_line_offset.
9273 (Incremental_inputs_header_data::put_reserved): Renamed from
9275 (Incremental_inputs_entry_data): Renamed from
9276 Incremental_input_entry_data.
9277 (Incremental_inputs_entry_data::data_size): New field.
9278 (Incremental_inputs::report_command_line): New method.
9279 (Incremental_inputs::finalize): New method.
9280 (Incremental_inputs::create_incremental_inputs_data): New method.
9281 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9282 * incremental.h: New file.
9283 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9284 (Layout::finalize): Create incremental inputs section in
9286 (Layout::create_incremental_info_sections): New method.
9287 * layout.h (Layout::incremental_inputs): New method.
9288 (Layout::create_incremental_info_sections): New method.
9289 (Layout::incremental_inputs_): New field.
9290 * main.cc (main): Notify Incremental_input of the command line.
9292 2009-04-01 Ian Lance Taylor <iant@google.com>
9293 Mikolaj Zalewski <mikolajz@google.com>
9295 * gold.h (reserve_unordered_map): Define, three versions, one for
9296 each version of Unordered_map.
9297 * layout.cc (Layout::Layout): Remove options parameter. Add
9298 number_of_input_files parameter. Don't initialize options_.
9299 Initialize number_of_input_files_ and resized_signatures_. Move
9300 sections_are_attached_.
9301 (Layout::layout_group): Reserve space for group_signatures_.
9302 (Layout::find_or_add_kept_section): Change name parameter to be a
9303 reference. Resize signatures_ map when it gets large enough.
9304 (Layout::layout_eh_frame): Use parameters->options() instead of
9306 (Layout::make_output_section): Likewise.
9307 (Layout::attach_allocated_section_to_segment): Likewise.
9308 (Layout::finalize, Layout::create_executable_stack): Likewise.
9309 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9310 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9311 * layout.h (class Layout): Update declarations. Remove options_
9312 field. Add number_of_input_files_ and resized_signatures_
9313 fields. Move sections_are_attached_ field.
9314 * main.cc (main): Pass number of input files to Layout
9315 constructor. Don't pass options.
9317 2009-03-30 Ian Lance Taylor <iant@google.com>
9319 * ffsll.c (ffsll): Correct implementation.
9321 2009-03-27 Ian Lance Taylor <iant@google.com>
9323 * ffsll.c: New file.
9324 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9325 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9326 * ftruncate.c (ftruncate): Declare before definition.
9327 * mremap.c (mremap): Likewise.
9328 * pread.c (pread): Likewise.
9329 * configure, Makefile.in, config.in: Rebuild.
9331 * mremap.c: New file.
9332 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9333 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9334 (mremap): Declare if HAVE_MREMAP is not defined.
9335 * configure, Makefile.in, config.in: Rebuild.
9337 2009-03-27 Cary Coutant <ccoutant@google.com>
9339 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9340 position independent.
9341 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9342 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9344 2009-03-24 Cary Coutant <ccoutant@google.com>
9346 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9348 (needs_dynamic_reloc): Likewise.
9350 2009-03-24 Ian Lance Taylor <iant@google.com>
9352 * yyscript.y (file_cmd): Recognize EXTERN.
9353 (extern_name_list, extern_name_list_body): New nonterminals.
9354 * script.cc (script_add_extern): Define.
9355 * script-c.h (script_add_extern): Declare.
9357 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
9359 * object.cc (is_elf_object): Define.
9360 * object.h (is_elf_object): Declare.
9361 * archive.cc (Archive::get_elf_object_for_member): Call
9363 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
9365 2009-03-24 Elliott Hughes <enh@google.com>
9367 * output.cc (Output_file::map_anonymous): Define.
9368 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9369 try an anonymous one. Report the size if the mmap fails.
9370 * output.h (class Output_file): Declare map_anonymous.
9372 2009-03-24 Ian Lance Taylor <iant@google.com>
9374 * target-select.cc (instantiate_target): Don't acquire the lock if
9375 the instantiated_target_ field has already been set.
9377 2009-03-23 Ian Lance Taylor <iant@google.com>
9379 * gold-threads.h (class Initialize_lock): Define.
9380 * gold-threads.cc (class Initialize_lock_once): Define.
9381 (initialize_lock_control): New static variable.
9382 (initialize_lock_pointer): New static variable.
9383 (initialize_lock_once): New static function.
9384 (Initialize_lock::Initialize_lock): Define.
9385 (Initialize_lock::initialize): Define.
9386 * target-select.h: Include "gold-threads.h".
9387 (class Target_selector): Add lock_ and initialize_lock_ fields.
9388 Don't define instantiate_target, just declare it.
9389 * target-select.cc (Target_selector::Target_selector): Initialize
9391 (Target_selector::instantiate_target): Define.
9392 * descriptors.h: Include "gold-threads.h".
9393 (class Descriptors): Add initialize_lock_ field.
9394 * descriptors.cc (Descriptors::Descriptors): Initialize new
9396 (Descriptors::open): Use initialize_lock_ field
9397 * errors.h (class Errors): Add initialize_lock_ field.
9398 * errors.cc (Errors::Errors): Initialize new field.
9399 (Errors::initialize_lock): Use initialize_lock_ field.
9400 * powerpc.cc (class Target_selector_powerpc): Remove
9401 instantiated_target_ field. In do_recognize call
9402 instantiate_target rather than do_instantiate_target. In
9403 do_instantiate_target just allocate a new target.
9404 * sparc.cc (class Target_selector_sparc): Likewise.
9406 * freebsd.h: New file.
9407 * i386.cc: Include "freebsd.h".
9408 (Target_i386): Derive from Target_freebsd rather than
9410 (Target_selector_i386): Derive from Target_selector_freebsd rather
9411 than Target_selector.
9412 * x86_64.cc: Include "freebsd.h".
9413 (Target_x86_64): Derive from Target_freebsd rather than
9415 (Target_selector_x86_64): Derive from Target_selector_freebsd
9416 rather than Target_selector.
9417 * target.h (class Target): Add adjust_elf_header and
9418 do_adjust_elf_header.
9419 * output.cc (Output_file_header:: do_sized_write): Call target
9420 adjust_elf_header routine.
9421 * configure.tgt: Set targ_osabi.
9422 * configure.ac: Define GOLD_DEFAULT_OSABI.
9423 * parameters.cc (Parameters::default_target): Pass
9424 GOLD_DEFAULT_OSABI to select_target.
9425 * target-select.h (class Target_selector): Make instantiate_target
9426 protected rather than private.
9427 * Makefile.am (HFILES): Add freebsd.h.
9428 * configure, Makefile.in, config.in: Rebuild.
9430 * merge.cc (do_add_input_section): Correct pend value. Change
9431 message about last entry not being null terminated from error to
9434 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9436 * incremental.cc: New file.
9437 * Makefile.am (CCFILES): Add incremental.cc.
9438 * Makefile.in: Rebuild.
9440 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9442 * layout.cc (Layout::output_section_name): Preserve names
9443 of '.note.' sections.
9445 2009-03-19 Ian Lance Taylor <iant@google.com>
9447 * descriptors.cc (Descriptors::open): Check that the options are
9448 valid before using them.
9450 2009-03-18 Ian Lance Taylor <iant@google.com>
9452 * script-sections.h: Include <list>.
9453 (class Script_sections): Change Sections_elements from std::vector
9454 to std::list. Typedef public Elements_iterator. Add
9455 orphan_section_placement_, data_segment_align_start_, and
9456 saw_data_segment_align_ fields. Remove data_segment_align_index_
9458 * script-sections.cc (class Orphan_section_placement): New class.
9459 (class Sections_element): Add virtual functions is_relro and
9460 orphan_section_init. Remove virtual function place_orphan_here.
9461 (class Output_section_definition): Add is_relro and
9462 orphan_section_init. Remove place_orphan_here.
9463 (class Orphan_output_section): Likewise.
9464 (Script_sections::Script_sections): Update for field changes.
9465 (Script_sections::data_segment_align): Set saw_data_segment_align_
9466 and data_segment_align_start_, not data_segment_align_index.
9467 (Script_sections::data_segment_relro_end): Check
9468 saw_data_segment_align_. Use data_segment_align_start_ rather
9469 than data_segment_align_index_.
9470 (Script_sections::place_orphan): Rewrite to use
9471 Orphan_section_placement.
9473 2009-03-17 Ian Lance Taylor <iant@google.com>
9475 * archive.cc (Archive::add_symbols): Check for a version attached
9476 to the symbol name in the archive map.
9477 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9478 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9479 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9480 (ver_test_11.a): New target.
9481 * testsuite/Makefile.in: Rebuild.
9483 * configure.ac: Check for chsize and posix_fallocate. Replace
9485 * ftruncate.c: New file, from gnulib.
9486 * output.cc (posix_fallocate): Define dummy version if not
9487 HAVE_POSIX_FALLOCATE.
9488 (Output_file::map): Call posix_fallocate rather than lseek and
9490 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9491 * configure, Makefile.in, config.in: Rebuild.
9493 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
9495 * layout.h (Layout::create_note): Add section_name parameter.
9496 * layout.cc (Layout::create_note): Likewise.
9497 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
9499 2009-03-17 Ian Lance Taylor <iant@google.com>
9501 * descriptors.cc: Include "options.h".
9502 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9503 (Descriptors::open): Always use O_CLOEXEC when opening a new
9504 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9505 then set FD_CLOEXEC.
9507 * sparc.cc (class Target_sparc): Add has_got_section.
9508 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9509 make sure we have a GOT section.
9511 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9512 (Target_sparc::Scan::local): Likewise.
9513 (Target_sparc::Scan::global): Likewise.
9514 (Target_sparc::Relocate::relocate): Likewise.
9515 (Target_sparc::Relocate::relocate_tls): Likewise.
9517 * symtab.cc (Symbol_table::define_default_version): New function,
9518 broken out of add_from_object.
9519 (Symbol_table::add_from_object): Call define_default_version.
9520 (Symbol_table::define_special_symbol): Add resolve_oldsym
9521 parameter. Change all callers. If the version for a symbol comes
9522 from a version script, resolve it with the symbol with the same
9523 name with no version. Also add the symbol without a version if
9525 (do_define_in_output_data): If resolving with oldsym, don't delete
9527 (do_define_in_output_segment): Likewise.
9528 (do_define_as_constant): Likewise.
9529 * symtab.h (class Symbol_table): Update declarations.
9531 2009-03-13 Ian Lance Taylor <iant@google.com>
9533 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9534 (Read_symbols::requeue): New function.
9535 (Read_symbols::do_read_symbols): If make_elf_object fails because
9536 the target type is not configured, and the file was searched for,
9537 issue a warning and retry with the next directory.
9538 (Add_symbols::run): If the file has an incompatible format, and
9539 it was searched for, requeue the Read_symbols task. On error,
9541 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9542 dirindex parameter to constructor. Change all callers. Declare
9543 incompatible_warning and requeue.
9544 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9545 input_argument_ and input_group_ fields. Add them to
9546 constructor. Change all callers.
9547 (class Read_script): Add dirindex_ field. Add it to constructor.
9549 * archive.cc (Archive::setup): Remove input_objects parameter.
9551 (Archive::get_file_and_offset): Likewise.
9552 (Archive::read_all_symbols): Likewise.
9553 (Archive::read_symbols): Likewise.
9554 (Archive::get_elf_object_for_member): Remove input_objects
9555 parameter. Add punconfigured parameter. Change all callers.
9556 (Archive::add_symbols): Change return type to bool. Check return
9557 value of include_member.
9558 (Archive::include_all_members): Likewise.
9559 (Archive::include_member): Change return type to bool. Return
9560 false if first included object has incompatible target. Set
9561 included_member_ field.
9562 (Add_archive_symbols::run): If add_symbols returns false, requeue
9564 * archive.h (class Archive): Add included_member_ field.
9565 Initialize it in constructor. Add input_file and searched_for
9566 methods. Update declarations.
9567 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9568 input_argument_ fields. Add them to constructor. Change all
9570 * script.cc: Include "target-select.h".
9571 (class Parser_closure): Add skip_on_incompatible_target_ and
9572 found_incompatible_target_ fields. Add
9573 skip_on_incompatible_target parameter to constructor. Change all
9574 callers. Add methods skip_on_incompatible_target,
9575 clear_skip_on_incompatible_target, found_incompatible_target, and
9576 set_found_incompatible_target.
9577 (read_input_script): Add dirindex parameter. Change all callers.
9578 If parser finds an incompatible target, requeue Read_symbols
9580 (script_set_symbol): Clear skip_on_incompatible_target in
9582 (script_add_assertion, script_parse_option): Likewise.
9583 (script_start_sections, script_add_phdr): Likewise.
9584 (script_check_output_format): New function.
9585 * script.h (read_input_script): Update declaration.
9586 * script-c.h (script_check_output_format): Declare.
9587 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9588 (ignore_cmd): Remove OUTPUT_FORMAT.
9589 * fileread.cc (Input_file::Input_file): Add explicit this.
9590 (Input_file::will_search_for): New function.
9591 (Input_file::open): Add pindex parameter. Change all callers.
9592 * fileread.h (class Input_file): Add input_file_argument method.
9593 Declare will_search_for. Update declarations.
9594 * object.cc (make_elf_object): Add punconfigured parameter.
9596 * object.h (class Object): Make input_file public. Add
9597 searched_for method.
9598 (make_elf_object): Update declaration.
9599 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9601 * dirsearch.h (class Dirsearch): Update declaration.
9602 * options.h (class General_options): Add --warn-search-mismatch.
9603 * parameters.cc (Parameters::is_compatible_target): New function.
9604 * parameters.h (class Parameters): Declare is_compatible_target.
9605 * workqueue.cc (Workqueue::add_blocker): New function.
9606 * workqueue.h (class Workqueue): Declare add_blocker.
9608 * fileread.cc (Input_file::open): Remove options parameter.
9610 (Input_file::open_binary): Likewise.
9611 * script.cc (read_input_script): Likewise.
9612 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9613 options parameter from constructor. Change all callers.
9614 (class Read_script): Likewise.
9615 * fileread.h (class Input_file): Update declarations.
9616 * script.h (read_input_script): Update declaration.
9618 2009-03-10 Nick Clifton <nickc@redhat.com>
9620 * po/es.po: New Spanish translation.
9622 2009-03-06 Cary Coutant <ccoutant@google.com>
9624 * options.cc (parse_short_option): Keep dash_z from registering itself.
9626 2009-03-03 Ian Lance Taylor <iant@google.com>
9629 * target-reloc.h (relocate_section): Pass output_section to
9631 * i386.cc (Target_i386::should_apply_static_reloc): Add
9632 output_section parameter. Change all callers.
9633 (Target_i386::Relocate::relocate): Add output_section parameter.
9634 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9635 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9636 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9637 * testsuite/two_file_shared.sh: New script.
9638 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9639 (check_DATA): Add two_file_shared.dbg.
9640 (two_file_shared.dbg): New target.
9641 * testsuite/Makefile.in: Rebuild.
9643 2009-03-01 Ian Lance Taylor <iant@google.com>
9645 * configure.ac: Check for byteswap.h.
9646 * configure: Rebuild.
9647 * config.in: Rebuild.
9649 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9651 * layout.cc (Layout::find_or_add_kept_section): New function.
9652 (Layout::add_comdat): Removed.
9653 * layout.h (struct Kept_section): Move out of class Layout.
9654 Remove trailing underscores from field names. Add group_sections
9655 field. Rename group_ field to is_group. Change all uses.
9656 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9657 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9658 comdat_groups_ field.
9659 (Sized_relobj::include_section_group): Use
9660 find_or_add_kept_section and Kept_section::group_sections.
9661 (Sized_relobj::include_linkonce_section): Likewise.
9662 * object.cc (class Sized_relobj): Don't define Comdat_group or
9663 Comdat_group_table. Remove find_comdat_group and
9664 add_comdat_group. Remove comdat_groups_ field.
9665 * plugin.cc (include_comdat_group): Use
9666 Layout::find_or_add_kept_section.
9668 2009-02-28 Ian Lance Taylor <iant@google.com>
9670 * README: --gc-sections and map files are now supported. Document
9671 some build requirements.
9674 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9675 relocatable link set the value of the section symbol to zero.
9676 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9677 relocatable link don't include the section address in the local
9680 2009-02-27 Ian Lance Taylor <iant@google.com>
9683 * options.h (class Search_directory): Add is_system_directory.
9684 (class General_options): Declare is_in_system_directory.
9685 * options.cc (get_relative_sysroot): Make static.
9686 (get_default_sysroot): Make static.
9687 (General_optoins::is_in_system_directory): New function.
9688 * fileread.cc (Input_file::is_in_system_directory): New function.
9689 * fileread.h (class Input_file): Declare is_in_system_directory.
9690 * object.h (class Object): Add is_in_system_directory.
9691 (class Input_objects): Remove system_library_directory_ field.
9692 * object.cc (Input_objects::add_object): Don't set
9693 system_library_directory_.
9694 (input_objects::found_in_system_library_directory): Remove.
9695 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9696 parameter. Change all callers.
9697 (Symbol_table::sized_write_globals): Likewise.
9698 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9699 Call Object::is_in_system_directory.
9700 * symtab.h (class Symbol_table): Update declarations.
9703 * descriptors.h (Open_descriptor): Add is_on_stack field.
9704 * descriptors.cc (Descriptors::open): If the descriptor is on the
9705 top of the stack, remove it. Initialize is_on_stack field.
9706 (Descriptors::release): Only add pod to stack if it is not on the
9708 (Descriptors::close_some_descriptor): Clear stack_next and
9712 * output.cc (Output_section::find_starting_output_address): Rename
9713 from starting_output_address; add PADDR parameter; change return
9715 * output.h (class Output_section): Declare
9716 find_starting_output_address instead of starting_output_address.
9717 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9718 section symbol for which we can't find a merge section.
9721 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9722 hidden or internal, force the symbol to be local.
9723 * resolve.cc (Symbol::override_visibility): Define.
9724 (Symbol::override_base): Use override_visibility.
9725 (Symbol_table::resolve): Likewise.
9726 (Symbol::override_base_with_special): Likewise.
9727 (Symbol_table::override_with_special): If the visibility is hidden
9728 or internal, force the symbol to be local.
9729 * symtab.h (class Symbol): Add set_visibility and
9730 override_visibility.
9731 * testsuite/ver_test_1.sh: New file.
9732 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9733 (check_DATA): Add ver_test_1.syms.
9734 (ver_test_1.syms): New target.
9735 * testsuite/Makefile.in: Rebuild.
9737 2009-02-25 Cary Coutant <ccoutant@google.com>
9739 * layout.cc (Layout::choose_output_section): Don't rename sections
9740 when using a linker script that has a SECTIONS clause.
9741 * Makefile.in: Regenerate.
9743 * testsuite/Makefile.am (script_test_5.sh): New test case.
9744 * testsuite/Makefile.in: Regenerate.
9745 * testsuite/script_test_5.cc: New file.
9746 * testsuite/script_test_5.sh: New file.
9747 * testsuite/script_test_5.t: New file.
9749 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
9751 * archive.cc (Archive::include_member): Update calls to add_symbols.
9752 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9753 the Layout argument.
9754 * dynobj.h (do_add_symbols): Add the Layout argument.
9755 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9757 * object.h (Object::add_symbols): Add the Layout argument.
9758 (Object::do_add_symbols): Add the Layout argument.
9759 (Sized_relobj::do_add_symbols): Add the Layout argument.
9760 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9761 Unify the two versions.
9762 (Add_plugin_symbols): Remove.
9763 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9764 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9765 (Add_plugin_symbols): Remove.
9766 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9767 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9768 (Add_symbols::run): Make it work with Pulginobj.
9770 2009-02-06 Ian Lance Taylor <iant@google.com>
9772 * object.cc (Sized_relobj::do_layout): Make info message start
9773 with lower case letter.
9775 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9777 * binary.cc: Fix file comment.
9779 * options.h (enum Incremental_disposition): Define.
9780 (class General_options): Add new options: --incremental,
9781 --incremental_changed, --incremental_unchanged,
9782 --incremental_unknown. Add incremental_disposition_ and
9783 implicit_incremental_ fields.
9784 (General_options::incremental_disposition): New function.
9785 (class Position_dependent_options): Add incremental_disposition
9787 (Position_dependent_options::copy_from_options): Set incremental
9789 * options.cc (General_options::parse_incremental_changed): New
9791 (General_options::parse_incremental_unchanged): New function.
9792 (General_options::parse_incremental_unknown): New function.
9793 (General_options::General_options): Initialize new fields
9794 incremental_disposition_ and implicit_incremental_.
9795 (General_options::finalize): Check for uasge of --incremental-*
9796 without --incremental.
9798 2009-02-06 Chris Demetriou <cgd@google.com>
9800 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9801 pointer and to report location as the file name associated with
9803 (gold_undefined_symbol_at_location): New function to replace the
9804 old gold_undefined_symbol functionality.
9805 * target-reloc.h (relocate_section): Update to use
9806 gold_undefined_symbol_at_location.
9807 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9808 Call gold_undefined_symbol function rather than gold_error.
9809 * errors.h (Errors::undefined_symbol): Take location as a
9810 string, rather than calculating it from a relocation.
9811 * errors.cc (Errors::fatal): Print "fatal error:" before the
9813 (Errors::error, Errors::error_at_location): Print "error: "
9814 before the formatted message.
9815 (Errors::undefined_symbol): Take location as a string, rather
9816 than calculating it from a relocation.
9817 (gold_undefined_symbol_at_location): New function akin to
9818 old gold_undefined_symbol, calculates location from relocation.
9819 (gold_undefined_symbol): Change to take only a Symbol pointer
9820 and to report location as the file name associated with the symbol.
9821 * testsuite/debug_msg.sh: Update for changed error messages.
9822 * testsuite/undef_symbol.sh: Likewise.
9824 2009-02-04 Duncan Sands <baldrick@free.fr>
9827 * reduced_debug_output.h
9828 (Output_reduced_debug_abbrev_section::failed): Use format for
9830 (Output_reduced_debug_info_section::faild): Likewise.
9832 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9834 * script.cc (Lazy_demangler): New class.
9835 (Version_script_info::get_symbol_version_helper): Demangle a
9838 2009-01-29 Cary Coutant <ccoutant@google.com>
9840 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9842 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9844 2009-01-28 Ian Lance Taylor <iant@google.com>
9846 * version.cc (version_string): Bump to 1.9.
9848 * gold.h: Include <cstring> and <stdint.h>.
9849 * version.cc: Include <cstdio>.
9850 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9852 * reduced_debug_output.cc (insert_into_vector): Rename from
9853 Insert_into_vector; change all callers. Use Swap_unaligned to
9854 avoid aliasing issue; remove union since it is unnecessary.
9856 2009-01-27 Sriraman Tallam <tmsriram@google.com>
9858 * Makefile.am (CCFILES): Add gc.cc.
9860 * Makefile.in: Regenerate.
9861 * gold.cc (Gc_runner): New class.
9862 (queue_initial_tasks): Call garbage collection related tasks
9863 when corresponding options are invoked.
9864 (queue_middle_gc_tasks): New function.
9865 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9866 processed early before laying out sections during garbage collection.
9867 * gold.h (queue_middle_gc_tasks): New function.
9868 (is_prefix_of): Move from "layout.cc".
9869 * i386.cc (Target_i386::gc_process_relocs): New function.
9870 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9871 * main.cc (main): Create object of class "Garbage_collection".
9872 * object.cc (Relobj::copy_symbols_data): New function.
9873 (Relobj::is_section_name_included): New function.
9874 (Sized_relobj::do_layout): Allow this function to be called twice
9875 during garbage collection and defer layout of section during the
9877 * object.h (Relobj::get_symbols_data): New function.
9878 (Relobj::is_section_name_included): New function.
9879 (Relobj::copy_symbols_data): New function.
9880 (Relobj::set_symbols_data): New function.
9881 (Relobj::get_relocs_data): New function.
9882 (Relobj::set_relocs_data): New function.
9883 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9884 (Relobj::gc_process_relocs): New function.
9885 (Relobj::do_gc_process_relocs): New pure virtual function.
9886 (Relobj::sd_): New data member.
9887 (Sized_relobj::is_output_section_offset_invalid): New function.
9888 (Sized_relobj::do_gc_process_relocs): New function.
9889 * options.h (General_options::gc_sections): Modify to not be a no-op.
9890 (General_options::print_gc_sections): New option.
9891 * plugin.cc (Plugin_finish::run): Remove function call to
9892 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9893 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9894 * reloc.cc (Read_relocs::run): Add task to process relocs and
9895 determine unreferenced sections when doing garbage collection.
9896 (Gc_process_relocs): New class.
9897 (Sized_relobj::do_gc_process_relocs): New function.
9898 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9899 sections that are garbage collected.
9900 * reloc.h (Gc_process_relocs): New class.
9901 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9902 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9903 symbols whose corresponding sections are garbage collected.
9904 (Symbol_table::Symbol_table): Add new parameter for the garbage
9906 (Symbol_table::gc_mark_undef_symbols): New function.
9907 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9908 (Symbol_table::gc_mark_dyn_syms): New function.
9909 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9911 (Symbol_table::add_from_object): Likewise.
9912 (Symbol_table::add_from_relobj): When building shared objects, do not
9913 treat externally visible symbols as garbage.
9914 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9915 table information for static and relocatable links.
9916 * symtab.h (Symbol_table::set_gc): New function.
9917 (Symbol_table::gc): New function.
9918 (Symbol_table::gc_mark_undef_symbols): New function.
9919 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9920 (Symbol_table::gc_mark_dyn_syms): New function.
9921 (Symbol_table::gc_): New data member.
9922 * target.h (Sized_target::gc_process_relocs): New pure virtual
9924 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9925 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9927 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9929 * options.h (General_options::gc_sections): Define as a no-op for now.
9930 (General_options::no_keep_memory): Ditto.
9931 (General_options::Bshareable): Define.
9932 * options.cc (General_options::finalize): Honor -Bshareable.
9934 2009-01-20 Andreas Schwab <schwab@suse.de>
9936 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9937 read the value in the contents, since we don't use it. Use the
9938 template endianness when writing.
9939 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9941 2009-01-19 Andreas Schwab <schwab@suse.de>
9943 * configure.tgt (powerpc64-*): Fix targ_obj.
9945 2009-01-15 Ian Lance Taylor <iant@google.com>
9947 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9948 local symbols when stripping all symbols.
9950 2009-01-14 Cary Coutant <ccoutant@google.com>
9952 * output.cc (Output_reloc): Add explicit instantiations.
9954 2009-01-14 Cary Coutant <ccoutant@google.com>
9956 * archive.cc (Archive::get_elf_object_for_member): Remove call
9957 to File_read::claim_for_plugin.
9958 * descriptors.cc (Descriptors::open): Remove reference to
9960 (Descriptors::claim_for_plugin): Remove.
9961 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9962 (Descriptors::is_claimed): Remove.
9963 (claim_descriptor_for_plugin): Remove.
9964 * fileread.cc (File_read::claim_for_plugin): Remove.
9965 * fileread.h (File_read::claim_for_plugin): Remove.
9966 (File_read::descriptor): Reopen descriptor if necessary.
9967 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9968 (Plugin_manager::all_symbols_read): Add task parameter. Change
9970 (Plugin_manager::get_input_file): New function.
9971 (Plugin_manager::release_input_file): New function.
9972 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9973 corresponding data member.
9974 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9975 and pass to base constructor. Change all callers.
9976 (get_input_file, release_input_file): New functions.
9977 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9978 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9979 (Plugin_manager::all_symbols_read): Add task parameter.
9980 (Plugin_manager::get_input_file): New function.
9981 (Plugin_manager::release_input_file): New function.
9982 (Plugin_manager::task_): New data member.
9983 (Pluginobj::Pluginobj): Add filesize parameter.
9984 (Pluginobj::filename): New function.
9985 (Pluginobj::descriptor): New function.
9986 (Pluginobj::filesize): New function.
9987 (Pluginobj::filesize_): New data member.
9988 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9989 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9990 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9992 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9993 with archive libraries.
9994 * testsuite/Makefile.in: Regenerate.
9995 * testsuite/plugin_test.c (struct sym_info): New type.
9996 (get_input_file, release_input_file): New static variables.
9997 (onload): Capture new transfer vector entries.
9998 (claim_file_hook): Stop reading at end of file according to filesize.
9999 Factor out parsing of readelf output into separate function.
10000 (all_symbols_read_hook): Exercise get_input_file and release_input_file
10001 APIs and get the source file name from the symbol table. Convert
10002 source file name to corresponding object file name. Print info
10003 message when adding new input files.
10004 (parse_readelf_line): New function.
10005 * testsuite/plugin_test_1.sh: Add checks for new info messages.
10006 * testsuite/plugin_test_2.sh: Likewise.
10007 * testsuite/plugin_test_3.sh: Likewise.
10008 * testsuite/plugin_test_4.sh: New test case.
10010 2009-01-07 Ian Lance Taylor <iant@google.com>
10012 * version.cc (version_string): Bump to 1.8.
10014 2008-12-23 Cary Coutant <ccoutant@google.com>
10016 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
10017 * plugin.cc (Plugin_manager::finish): Rename as
10018 layout_deferred_objects. Move cleanup to separate function.
10019 (Plugin_manager::cleanup): New function.
10020 (Plugin_finish::run): Call layout_deferred_objects and cleanup
10022 * plugin.h (Plugin_manager::finish): Rename as
10023 layout_deferred_objects.
10024 (Plugin_manager::cleanup): New function.
10025 (Plugin_manager::cleanup_done): New field.
10027 2008-12-23 Cary Coutant <ccoutant@google.com>
10029 * plugin.cc (is_visible_from_outside): New function.
10030 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
10031 so we don't return "IR only" status for exported symbols or -r links.
10033 * testsuite/Makefile.am (plugin_test_3): New test case.
10034 * testsuite/Makefile.in: Regenerate.
10035 * testsuite/plugin_test_3.sh: New file.
10037 2008-12-22 Cary Coutant <ccoutant@google.com>
10039 * object.cc (Sized_relobj::layout_section): New function.
10040 (Sized_relobj::do_layout): Defer layout of input sections until after
10041 plugin has provided replacement files.
10042 (Sized_relobj::do_layout_deferred_sections): New function.
10043 * object.h (Relobj::set_section_offset): Remove virtual keyword.
10044 (Relobj::layout_deferred_sections): New function.
10045 (Relobj::do_layout_deferred_sections): New function.
10046 (Sized_relobj::do_layout_deferred_sections): New function.
10047 (Sized_relobj::layout_section): New function.
10048 (Sized_relobj::Deferred_layout): New structure.
10049 (Sized_relobj::deferred_layout_): New field.
10050 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
10051 Change all callers. Layout deferred sections.
10052 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
10054 (Plugin_hook::run): Move code from do_plugin_hook inline.
10055 (Plugin_hook::do_plugin_hook): Remove.
10056 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
10057 (Plugin_manager::finish): Renamed, was cleanup.
10058 (Plugin_manager::should_defer_layout): New function.
10059 (Plugin_manager::add_deferred_layout_object): New function.
10060 (Plugin_manager::Deferred_layout_list): New type.
10061 (Plugin_manager::deferred_layout_objects_): New field.
10062 (Plugin_hook::do_plugin_hook): Remove.
10064 2008-12-17 Ian Lance Taylor <iant@google.com>
10066 * options.h (class General_options): Add --no case for
10069 2008-12-16 Cary Coutant <ccoutant@google.com>
10071 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
10073 (Plugin_manager::claim_file): Create plugin object even if
10074 plugin did not call the add_symbols callback.
10075 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
10076 asking for more symbols than were added.
10077 * testsuite/Makefile.am (plugin_test_1): Add test case with
10079 (empty.syms): New target.
10080 * testsuite/Makefile.in: Regenerate.
10081 * testsuite/plugin_test.c (claim_file_hook): Add new debug
10082 message. Don't call add_symbols if no globals.
10083 (all_symbols_read_hook): Don't provide replacement for empty
10086 2008-12-12 Ian Lance Taylor <iant@google.com>
10088 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
10089 r_type == 0 for a local symbol with r_sym == 0.
10090 (scan_relocatable_relocs): Pass r_sym to
10091 local_non_section_strategy.
10092 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
10095 * configure.ac: Update test for TLS descriptors: they are
10096 supported as of glibc 2.9.
10097 * configure: Rebuild.
10099 2008-12-11 Ian Lance Taylor <iant@google.com>
10102 * target-reloc.h (Default_scan_relocatable_relocs): For each
10103 function, map r_type == 0 to RELOC_DISCARD.
10105 2008-12-10 Cary Coutant <ccoutant@google.com>
10107 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10108 object to override a kept COMDAT group from a plugin object.
10110 2008-12-09 Ian Lance Taylor <iant@google.com>
10113 * yyscript.y (file_cmd): Handle INPUT.
10115 * testsuite/initpri1.c: Change all declarations to be full
10116 prototypes by adding void, to avoid compiler warnings.
10118 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
10120 * options.cc (General_options::parse_plugin_opt): New.
10121 (General_options::add_plugin): The argument now is just the filename.
10122 (General_options::add_plugin_option): New.
10123 * options.h (plugin_opt): New.
10124 (add_plugin): Change argument name.
10125 (add_plugin_option): New.
10126 * plugin.cc (Plugin::load): Don't parse the plugin option.
10127 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
10128 (Plugin::add_option): New.
10129 (Plugin::args_): Change type.
10130 (Plugin::filename_): New.
10131 (Plugin_manager::add_plugin_option): New.
10132 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
10133 * testsuite/Makefile.in: Regenerate.
10135 2008-12-05 Cary Coutant <ccoutant@google.com>
10137 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
10138 Handle --strip-lto-sections option.
10139 * options.h (strip_lto_sections): New option.
10141 2008-12-01 Cary Coutant <ccoutant@google.com>
10143 * plugin.cc (ld_plugin_message): Change format parameter to const.
10144 Fix mismatch between new[] and delete.
10146 2008-11-14 Cary Coutant <ccoutant@google.com>
10148 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
10151 2008-11-05 Craig Silverstein <csilvers@google.com>
10153 * options.cc (General_options::parse_dynamic_list): New function.
10154 * options.h (General_options): New flags dynamic_list,
10155 dynamic_list_data, dynamic_list_cpp_new, and
10156 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
10157 (General_options::in_dynamic_list): New function.
10158 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
10159 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10160 (Lex::can_continue_name): Likewise.
10162 (read_script_file): New parameter script_options.
10163 (read_dynamic_list): New function.
10164 (Script_options::define_dynamic_list): New function.
10165 (dynamic_list_keyword_parsecodes): New variable.
10166 (dynamic_list_keywords): New variable.
10167 * script.h (Script_options::define_dynamic_list): New function
10169 (read_dynamic_list): New function prototype.
10170 * symtab.cc (strprefix): New macro.
10171 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10172 dynamic_list_data, dynamic_list_cpp_new, and
10173 dynamic_list_cpp_typeinfo.
10174 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10175 (dynamic_list_expr): New rule.
10176 (dynamic_list_nodes): Likewise.
10177 (dynamic_list_node): Likewise.
10178 * testsuite/Makefile.am (dynamic_list): New test.
10179 * testsuite/Makefile.in: Regenerated.
10180 * testsuite/dynamic_list.t: New file.
10181 * testsuite/dynamic_list.sh: New file.
10183 2008-11-05 Craig Silverstein <csilvers@google.com>
10185 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10186 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10187 (t11_last): Likewise.
10188 * testsuite/ver_test_6.c (main): Likewise.
10190 2008-10-07 Cary Coutant <ccoutant@google.com>
10192 * options.c (General_options::finalize): Add check for -static and
10194 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10197 2008-10-02 Cary Coutant <ccoutant@google.com>
10199 * plugin.cc (make_sized_plugin_object): Fix conditional
10200 compilation to work when not all targets are enabled.
10202 2008-09-29 Cary Coutant <ccoutant@google.com>
10204 * archive.cc (Archive::get_file_and_offset): Use filename instead
10205 of name to get library path.
10206 (Archive::include_member): Unlock external member of a thin archive.
10208 * testsuite/Makefile.am (TEST_AR): New variable.
10209 (thin_archive_test_1): New test.
10210 (thin_archive_test_2): New test.
10211 * testsuite/Makefile.in: Regenerate.
10212 * testsuite/thin_archive_main.cc: New file.
10213 * testsuite/thin_archive_test_1.cc: New file.
10214 * testsuite/thin_archive_test_2.cc: New file.
10215 * testsuite/thin_archive_test_3.cc: New file.
10216 * testsuite/thin_archive_test_4.cc: New file.
10218 2008-09-29 Cary Coutant <ccoutant@google.com>
10220 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10221 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10223 (Sized_relobj::do_finalize_local_symbols): Likewise.
10224 (Sized_relobj::map_to_kept_section): Likewise.
10225 * object.h (Sized_relobj::invalid_address): New constant.
10226 (Sized_relobj::do_output_section_offset): Check for invalid_address
10228 * output.cc (Output_reloc::local_section_offset): Use constant
10229 invalid_address instead of -1U.
10230 (Output_reloc::get_address): Likewise.
10231 (Output_section::output_address): Change -1U to -1ULL.
10232 * output.h (Output_reloc::invalid_address): New constant.
10233 * reloc.cc (Sized_relobj::write_sections): Use constant
10234 invalid_address instead of -1U.
10235 (Sized_relobj::relocate_sections): Likewise.
10236 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10237 values for merge sections.
10238 * target-reloc.h (relocate_for_relocatable): Use constant
10239 invalid_address instead of -1U.
10241 2008-09-19 Cary Coutant <ccoutant@google.com>
10243 Add plugin functionality for link-time optimization (LTO).
10244 * configure.ac (plugins): Add --enable-plugins option.
10245 * configure: Regenerate.
10246 * config.in: Regenerate.
10247 * Makefile.am (LIBDL): New variable.
10248 (CCFILES): Add plugin.cc.
10249 (HFILES): Add plugin.h.
10250 (ldadd_var): Add LIBDL.
10251 * Makefile.in: Regenerate.
10253 * archive.cc: Include "plugin.h".
10254 (Archive::setup): Don't preread archive symbols when using a plugin.
10255 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10256 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10258 (Archive::include_member): Add symbols from plugin objects.
10259 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10260 * descriptors.cc (Descriptors::open): Check for file descriptors
10261 abandoned by plugins.
10262 (Descriptors::claim_for_plugin): New function.
10263 * descriptors.h (Descriptors::claim_for_plugin): New function.
10264 (Open_descriptor::is_claimed): New field.
10265 (claim_descriptor_for_plugin): New function.
10266 * fileread.cc (File_read::claim_for_plugin): New function.
10267 * fileread.h (File_read::claim_for_plugin): New function.
10268 (File_read::descriptor): New function.
10269 * gold.cc: Include "plugin.h".
10270 (queue_initial_tasks): Add task to call plugin hooks for generating
10272 * main.cc: Include "plugin.h".
10273 (main): Load plugin libraries.
10274 * object.h (Pluginobj): Declare.
10275 (Object::pluginobj): New function.
10276 (Object::do_pluginobj): New function.
10277 (Object::set_target): New function.
10278 * options.cc: Include "plugin.h".
10279 (General_options::parse_plugin): New function.
10280 (General_options::General_options): Initialize plugins_ field.
10281 (General_options::add_plugin): New function.
10282 * options.h (Plugin_manager): Declare.
10283 (General_options): Add --plugin option.
10284 (General_options::has_plugins): New function.
10285 (General_options::plugins): New function.
10286 (General_options::add_plugin): New function.
10287 (General_options::plugins_): New field.
10288 * plugin.cc: New file.
10289 * plugin.h: New file.
10290 * readsyms.cc: Include "plugin.h".
10291 (Read_symbols::do_read_symbols): Check for archive before checking
10292 for ELF file. Call plugin hooks to claim files.
10293 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10294 from a real object file; force override when processing replacement
10296 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10297 (Symbol::init_base_object): Likewise.
10298 (Symbol::init_base_output_data): Likewise.
10299 (Symbol::init_base_output_segment): Likewise.
10300 (Symbol::init_base_constant): Likewise.
10301 (Symbol::init_base_undefined): Likewise.
10302 (Symbol::output_section): Assert that object is not a plugin.
10303 (Symbol_table::add_from_pluginobj): New function.
10304 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10306 (Symbol_table::sized_write_globals): Likewise.
10307 (Symbol_table::add_from_pluginobj): Instantiate template.
10308 * symtab.h (Sized_pluginobj): Declare.
10309 (Symbol::in_real_elf): New function.
10310 (Symbol::set_in_real_elf): New function.
10311 (Symbol::in_real_elf_): New field.
10312 (Symbol_table::add_from_pluginobj): New function.
10314 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10315 (LIBDL): New variable.
10316 (LDADD): Add LIBDL.
10317 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10318 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10319 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10320 (MOSTLYCLEANFILES): Likewise.
10321 * testsuite/Makefile.in: Regenerate.
10322 * testsuite/plugin_test.c: New file.
10323 * testsuite/plugin_test_1.sh: New file.
10324 * testsuite/plugin_test_2.sh: New file.
10326 2008-09-16 Ian Lance Taylor <iant@google.com>
10328 * target-reloc.h (relocate_section): Check whether a symbol is
10329 defined by the ABI before reporting an undefined symbol error.
10330 * target.h (Target::is_defined_by_abi): Make parameter const.
10331 (Target::do_is_defined_by_abi): Likewise.
10332 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10333 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10334 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10335 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10336 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10337 * testsuite/Makefile.in: Rebuild.
10339 * fileread.cc (make_view): Add casts to avoid warning.
10341 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10343 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10344 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10346 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10348 * options.h (General_options::output_is_executable): New.
10349 (General_options::output_is_pie): New.
10350 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10351 for shared libraries.
10352 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10354 2008-09-11 Chris Demetriou <cgd@google.com>
10356 * options.h (origin): New -z option.
10357 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10358 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10361 2008-09-05 Cary Coutant <ccoutant@google.com>
10363 * fileread.cc (File_read::make_view): Add check for attempt to map
10364 beyond end of file.
10366 2008-09-05 Cary Coutant <ccoutant@google.com>
10368 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10369 explicit instantiations.
10371 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10374 * options.cc (General_options::finalize): Allow undefined symbols
10375 in shlibs if linking -shared.
10378 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10379 symbols as not needing a dynsym entry.
10381 2008-08-20 Craig Silverstein <csilvers@google.com>
10383 * fileread.cc (File_read::open): Do not lock the file unless it
10384 was successfully opened.
10386 2008-08-14 Cary Coutant <ccoutant@google.com>
10388 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10389 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10390 * testsuite/tls_test.cc (struct int128): 128-bit struct
10391 for testing TLS relocs with non-zero addend.
10392 (v12): New TLS variable.
10394 (t_last): Add check for v12.
10395 * testsuite/tls_test.h (t12): New function.
10396 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10398 2008-08-13 Ian Lance Taylor <iant@google.com>
10400 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10401 set tls_segment_ or relro_segment_.
10402 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10404 * output.h (Output_section::clear_is_relro): New function.
10405 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10406 sections specially even when output_data_ is empty.
10407 (Output_segment::maximum_alignment): When first section is relro,
10408 only force alignment for PT_LOAD segments.
10409 * script.cc (script_data_segment_align): New function.
10410 (script_data_segment_relro_end): New function.
10411 * script-c.h (script_data_segment_align): Declare.
10412 (script_data_segment_relro_end): Declare.
10413 * script-sections.h (class Script_sections): Declare
10414 data_segment_align and data_segment_relro_end. Add fields
10415 segment_align_index_ and saw_relro_end_.
10416 * script-sections.cc (class Sections_element): Add set_is_relro
10417 virtual function. Add new bool* parameter to place_orphan_here.
10418 Add get_output_section virtual function.
10419 (class Output_section_definition): Add set_is_relro. Add new
10420 bool* parameter to place_orphan_here. Add get_output_section.
10421 Add is_relro_ field.
10422 (Output_section_definition::Output_section_definition): Initialize
10423 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10424 and is_relro_ fields.
10425 (Output_section_definition::place_orphan_here): Add is_relro
10427 (Output_section_definition::set_section_addresses): Set relro for
10429 (Output_section_definition::alternate_constraint): Likewise.
10430 (class Orphan_output_section): Add new bool* parameter to
10431 place_orphan_here. Add get_output_section.
10432 (Orphan_output_section::place_orphan_here): Add is_relro
10434 (Script_sections::Script_sections): Initialize
10435 data_segment_align_index_ and saw_relro_end_.
10436 (Script_sections::data_segment_align): New function.
10437 (Script_sections::data_segment_relro_end): New function.
10438 (Script_sections::place_orphan): Set or clear is_relro.
10439 (Script_sections::set_section_addresses): Force alignment of first
10441 * yyscript.y (exp): Call script_data_segment_align and
10442 script_data_segment_relro_end.
10443 * testsuite/relro_script_test.t: New file.
10444 * testsuite/relro_test.cc (using_script): Declare.
10445 (t1, t2): Test using_script.
10446 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10447 (relro_script_test_SOURCES): Define.
10448 (relro_script_test_DEPENDENCIES): Define.
10449 (relro_script_test_LDFLAGS): Define.
10450 (relro_script_test_LDADD): Define.
10451 (relro_script_test.so): New target.
10452 * testsuite/Makefile.in: Rebuild.
10454 2008-08-06 Cary Coutant <ccoutant@google.com>
10456 * archive.cc (Archive::total_archives, Archive::total_members)
10457 (Archive::total_members_loaded): New variables.
10458 (Archive::setup): Add parameter. Add option to preread
10460 (Archive::read_armap): Add counter.
10461 (Archive::get_file_and_offset): New function.
10462 (Archive::get_elf_object_for_member): New function.
10463 (Archive::read_all_symbols): New function.
10464 (Archive::read_symbols): New function.
10465 (Archive::add_symbols): Add counters.
10466 (Archive::include_all_members): Use armap to find members if it's
10468 (Archive::include_member): Skip reading symbols if already read.
10469 Factored code into Archive::get_file_and_offset and
10470 Archive::get_elf_object_for_member. Changed call to
10471 Mapfile::report_include_archive_member.
10472 (Archive::print_stats): New function.
10473 * archive.h: Declare Object and Read_symbols_data classes.
10474 (Archive::Archive): Add initializers for new members.
10475 (Archive::setup): Add parameter.
10476 (Archive::print_stats): New function.
10477 (Archive::total_archives, Archive::total_members)
10478 (Archive::total_members_loaded): New variables.
10479 (Archive::get_file_and_offset): New function.
10480 (Archive::get_elf_object_for_member): New function.
10481 (Archive::read_all_symbols): New function.
10482 (Archive::read_symbols): New function.
10483 (Archive::Archive_member): New class.
10484 (Archive::members_): New member.
10485 (Archive::num_members_): New member.
10486 * main.cc: Include archive.h.
10487 (main): Call Archive::print_stats.
10488 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10489 archive parameter; member_name is now the fully-decorated name.
10490 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10491 * options.h: (General_options): Add --preread-archive-symbols option.
10492 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10495 2008-08-04 Ian Lance Taylor <iant@google.com>
10497 * symtab.h (Symbol::use_plt_offset): New function.
10498 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10499 * powerpc.cc (Relocate::relocate): Likewise.
10500 * sparc.cc (Relocate::relocate): Likewise.
10501 * x86_64.cc (Relocate::relocate): Likewise.
10502 * testsuite/weak_plt.sh: New test.
10503 * testsuite/weak_plt_main.cc: New test.
10504 * testsuite/weak_plt_shared.cc: New test.
10505 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10506 (check_PROGRAMS): Add weak_plt.
10507 (check_DATA): Add weak_plt_shared.so.
10508 (weak_plt_main_pic.o, weak_plt): New targets.
10509 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10510 * testsuite/Makefile.in: Rebuild.
10512 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10514 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10515 * testsuite/Makefile.in: Rebuild.
10517 2008-08-04 Alan Modra <amodra@bigpond.net.au>
10519 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10520 * Makefile.in: Regenerate.
10521 * po/POTFILES.in: Regenerate.
10523 2008-07-29 Ian Lance Taylor <iant@google.com>
10525 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10526 symbols before other symbols.
10527 * testsuite/script_test_2.cc (test_addr): Declare.
10528 (test_addr_alias): Declare.
10529 (main): Check that test_addr and test_addr_alias have the right
10531 * testsuite/script_test_2.t: Define test_addr_alias and
10534 2008-07-24 Ian Lance Taylor <iant@google.com>
10537 * descriptors.cc: New file.
10538 * descriptors.h: New file.
10539 * gold-threads.h (class Hold_optional_lock): New class.
10540 * fileread.cc: Include "descriptors.h".
10541 (File_read::~File_read): Release descriptor rather than closing
10543 (File_read::open) [file]: Call open_descriptor rather than open.
10544 Set is_descriptor_opened_.
10545 (File_read::open) [memory]: Assert that descriptor is not open.
10546 (File_read::reopen_descriptor): New function.
10547 (File_read::release): Release descriptor.
10548 (File_read::do_read): Make non-const. Reopen descriptor.
10549 (File_read::read): Make non-const.
10550 (File_read::make_view): Reopen descriptor.
10551 (File_read::do_readv): Likewise.
10552 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10553 Update declarations.
10554 * layout.cc: Include "descriptors.h".
10555 (Layout::create_build_id): Use open_descriptor rather than open.
10556 * output.cc: Include "descriptors.h".
10557 (Output_file::open): Use open_descriptor rather than open.
10558 * archive.cc (Archive::const_iterator): Change Archive to be
10560 (Archive::begin, Archive::end): Make non-const.
10561 (Archive::count_members): Likewise.
10562 * archive.h (class Archive): Update declarations.
10563 * object.h (Object::read): Make non-const.
10564 * Makefile.am (CCFILES): Add descriptors.cc.
10565 (HFILES): Add descriptors.h.
10566 * Makefile.in: Rebuild.
10569 * gold.h: Always include <clocale>. Add Solaris workarounds
10570 following code in binutils/sysdep.h.
10573 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10574 this->eh_frame_hdr_ is NULL before using it.
10576 * dynobj.cc (Versions::Versions): Update comment.
10578 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10579 the base version name.
10581 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10582 array size plus one.
10583 (Stringpool_template::set_string_offsets): Subtract one from key
10584 before using it as an array index.
10585 (Stringpool_template::get_offset_with_length): Likewise.
10586 (Stringpool_template::write_to_buffer): Likewise.
10587 * stringpool.h (Stringpool_template::get_offset_from_key):
10590 2008-07-23 Ian Lance Taylor <iant@google.com>
10593 * object.h (Merged_symbol_value::value): Do our best to handle a
10597 * script.cc (Version_script_info::get_versions): Don't add empty
10598 version tag to return value.
10599 (Version_script_info::get_symbol_version_helper): Change return
10600 type to bool. Add pversion parameter. Change all callers.
10601 (script_register_vers_node): Don't require a non-NULL tag.
10602 * script.h (class Version_script_info): Update declarations.
10603 (Version_script_info::get_symbol_version): Change return type to
10604 bool. Add version parameter. Change all callers.
10605 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10606 handling. Handle an empty version from a version script.
10607 (Symbol_table::define_special_symbol): Likewise.
10608 * testsuite/ver_test_10.script: New file.
10609 * testsuite/ver_test_10.sh: New file.
10610 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10611 (check_DATA): Add ver_test_10.syms.
10612 (ver_test_10.syms, ver_test_10.so): New target.
10613 * testsuite/Makefile.in: Rebuild.
10615 2008-07-23 Simon Baldwin <simonb@google.com>
10617 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10618 to zero for undefined symbols from dynamic libraries.
10620 2008-07-23 Ian Lance Taylor <iant@google.com>
10622 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10623 Change all callers.
10624 * symtab.h (class Symbol_table): Update declaration.
10625 * testsuite/ver_test_9.cc: New file.
10626 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10627 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10628 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10629 (ver_test_9.so, ver_test_9.o): New targets.
10630 * testsuite/Makefile.in: Rebuild.
10632 2008-07-22 Ian Lance Taylor <iant@google.com>
10634 * options.h (class General_options): Define --check-sections.
10635 * layout.cc (Layout::set_segment_offsets): Handle
10638 * options.h (class General_options): Define -n/--nmagic and
10640 * options.cc (General_options::finalize): For -n/--nmagic or
10641 -N/--omagic, set -static.
10642 * layout.cc (Layout::attach_allocated_section_to_segment): If
10643 -N/--omagic, don't put read-only and read-write sections in
10644 different segments.
10645 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10646 finding a read-only segment.
10647 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10648 don't set the minimum segment alignment to the common page size,
10649 and don't set the file offset to the address modulo the page size.
10650 * script-sections.cc (Script_sections::create_segments): If
10651 -n/--omagic, don't put read-only and read-write sections in
10652 different segments.
10654 * cref.cc: New file.
10655 * cref.h: New file.
10656 * options.h (class General_options): Add --print-symbol-counts.
10657 * main.cc (main): Issue defined symbol report if requested.
10658 * archive.cc (Archive::interpret_header): Make into a const member
10660 (Archive::add_symbols): Call Input_objects::archive_start and
10662 (Archive::const_iterator): Define new class.
10663 (Archive::begin, Archive::end): New functions.
10664 (Archive::include_all_members): Rewrite to use iterator.
10665 (Archive::count_members): New function.
10666 * archive.h (class Archive): Update declarations.
10667 (Archive::filename): New function.
10668 * object.cc: Include "cref.h".
10669 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10670 (Sized_relobj::do_get_global_symbol_counts): New function.
10671 (Input_objects::add_object): Add object to cross-referencer.
10672 (Input_objects::archive_start): New function.
10673 (Input_objects::archive_stop): New function.
10674 (Input_objects::print_symbol_counts): New function.
10675 * object.h: Declare Cref and Archive.
10676 (Object::get_global_symbol_counts): New function.
10677 (Object::do_get_global_symbol_counts): New pure virtual function.
10678 (class Sized_relobj): Add defined_count_ field. Update
10680 (class Input_objects): Add cref_ field. Update constructor.
10681 Update declarations.
10682 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10684 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10686 (Sized_dynobj::do_get_global_symbol_counts): New function.
10687 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10688 defined_count_. Update declarations. Define Symbols typedef.
10689 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10690 parameter. Change all callers.
10691 (Symbol_table::add_from_dynobj): Add sympointers and defined
10692 parameters. Change all callers.
10693 * symtab.h (class Symbol_table): Update declarations.
10694 * Makefile.am (CCFILES): Add cref.cc.
10695 (HFILES): Add cref.h.
10696 * Makefile.in: Rebuild.
10698 2008-07-22 Simon Baldwin <simonb@google.com>
10700 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10701 to zero when writing undefined symbols.
10703 2008-07-22 Ian Lance Taylor <iant@google.com>
10705 * output.cc (Output_section::add_input_section): Don't try to
10706 merge empty merge sections.
10708 2008-07-21 Craig Silverstein <csilvers@google.com>
10710 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10711 Include symbol version in error message.
10713 2008-07-20 Chris Demetriou <cgd@google.com>
10715 * configure.ac (gold_cv_c_random_seed): New configured variable.
10716 (RANDOM_SEED_CFLAGS): New substituted variable.
10717 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10718 * configure: Rebuild.
10719 * Makefile.in: Likewise.
10720 * testsuite/Makefile.in: Likewise.
10722 2008-07-18 Ian Lance Taylor <iant@google.com>
10724 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10725 where we see NAME/NULL and NAME/VERSION as separate symbols.
10726 * testsuite/ver_test_main.cc (main): Call t4.
10727 (t4, t4_2a): Define.
10728 * testsuite/ver_test_2.cc (t4_2): Define.
10729 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10730 * testsuite/ver_test_4.cc (t4_2a): Define.
10731 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10732 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10734 2008-07-17 Ian Lance Taylor <iant@google.com>
10736 * dynobj.cc (Versions::add_def): If we give an error about a
10737 missing version, go ahead and create the version anyhow.
10739 2008-07-10 Ian Lance Taylor <iant@google.com>
10741 Handle output sections with more than 0x7fffffff bytes.
10742 * object.h (class Relobj): Change map_to_output_ to
10743 output_sections_, and just keep a section pointer. Change all
10744 uses. Move comdat group support to Sized_relobj.
10745 (Relobj::is_section_specially_mapped): Remove.
10746 (Relobj::output_section): Remove poff parameter. Change all
10748 (Relobj::output_section_offset): New function.
10749 (Relobj::set_section_offset): Rewrite.
10750 (Relobj::map_to_output): Remove.
10751 (Relobj::output_sections): New function.
10752 (Relobj::do_output_section_offset): New pure virtual function.
10753 (Relobj::do_set_section_offset): Likewise.
10754 (class Sized_relobj): Add section_offsets_ field. Add comdat
10755 group support from Relobj. Update declarations.
10756 (Sized_relobj::get_output_section_offset): New function.
10757 (Sized_relobj::do_output_section_offset): New function.
10758 (Sized_relobj::do_set_section_offset): New function.
10759 * object.cc (Relobj::output_section_address): Remove.
10760 (Sized_relobj::Sized_relobj): Initialize new fields.
10761 (Sized_relobj::include_section_group): Cast find_kept_object to
10763 (Sized_relobj::include_linkonce_section): Likewise.
10764 (Sized_relobj::do_layout): Use separate arrays for output section
10766 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10768 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10769 output_sections and section_offsets.
10770 (Sized_relobj::write_local_symbols): Likewise.
10771 (map_to_kept_section): Compute output address directly.
10772 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10773 output_sections and section_offsets.
10774 (Sized_relobj::write_sections): Likewise.
10775 (Sized_relobj::relocate_sections): Likewise.
10776 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10777 * output.h (class Output_reloc): Update declarations. Change
10778 u2_.relobj to Sized_relobj*.
10779 (class Output_data_reloc): Change add functions to use
10781 * output.cc (Output_reloc::Output_reloc): Change relobj to
10783 (Output_reloc::local_section_offset): Change return type to
10784 Elf_Addr. Use get_output_section_offset.
10785 (Output_reloc::get_address): Likewise.
10786 (Output_section::is_input_address_mapped): Don't call
10787 is_section_specially_mapped.
10788 (Output_section::output_offset): Likewise.
10789 (Output_section::output_address): Likewise.
10790 (Output_section::starting_output_address): Likewise.
10791 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10792 parameter to Sized_relobj*.
10793 (Copy_relocs::need_copy_reloc): Likewise.
10794 (Copy_relocs::save): Likewise.
10795 * copy-relocs.h (class Copy_relocs): Update declarations.
10796 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10797 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10798 * target-reloc.h (relocate_for_relocatable): Change
10799 offset_in_output_section type to Elf_Addr. Change code that uses
10801 * layout.cc (Layout::layout): Always set *off.
10802 * mapfile.cc (Mapfile::print_input_section): Use
10803 output_section_offset.
10804 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10806 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10807 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10808 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10810 2008-07-03 Ian Lance Taylor <iant@google.com>
10812 * layout.cc (Layout::include_section): Do not discard unrecognized
10813 SHT_STRTAB sections.
10815 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10817 * script.cc (Lex::can_continue_name): Make '?' allowable in
10818 version-script names.
10819 * testsuite/version_script.map: Change glob pattern to use '?'
10821 2008-06-30 Manish Singh <yosh@gimp.org>
10824 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10827 2008-06-30 Ian Lance Taylor <iant@google.com>
10831 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10832 versions]: Don't try to read the value in the contents, since we
10833 don't use it. Use the template endianness when writing.
10835 2008-06-25 Cary Coutant <ccoutant@google.com>
10837 * fileread.cc (File_read::make_view): Assert on zero-length view.
10838 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10839 symbol table when there are no symbols to read.
10841 2008-06-23 Craig Silverstein <csilvers@google.com>
10843 * version.cc (version_string): Bump to 1.7
10845 2008-06-18 Craig Silverstein <csilvers@google.com>
10847 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10848 constant 0xFFFF to type Valtype.
10849 (Powerpc_relocate_functions::rel16_ha): Likewise.
10851 2008-06-17 Ian Lance Taylor <iant@google.com>
10853 * output.h (Output_section::Input_section): Initialize p2align_ to
10854 zero for Output_section_data constructors.
10855 (Output_section::Input_section::addralign): If not an input
10856 section, return the alignment of the Output_section_data.
10857 * testsuite/copy_test.cc: New file.
10858 * testsuite/copy_test_1.cc: New file.
10859 * testsuite/copy_test_2.cc: New file.
10860 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10861 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10862 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10863 (copy_test_1_pic.o, copy_test_1.so): New targets.
10864 (copy_test_2_pic.o, copy_test_2.so): New targets.
10865 * testsuite/Makefile.in: Rebuild.
10867 * script-sections.cc (Script_sections::place_orphan): Initialize
10868 local variable exact.
10870 2008-06-13 David Edelsohn <edelsohn@gnu.org>
10872 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10874 2008-06-12 David Edelsohn <edelsohn@gnu.org>
10875 David S. Miller <davem@davemloft.net>
10877 * powerpc.cc: New file.
10878 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10879 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10880 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10881 * Makefile.in: Rebuild.
10883 2008-06-09 Ian Lance Taylor <iant@google.com>
10885 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10887 (throwing, orig_terminate): New static variables.
10888 (terminate_handler): New static function.
10889 (t2): Set terminate handler.
10891 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10894 * binary.cc (Binary_to_elf::sized_convert): Fix .data
10897 2008-05-30 Cary Coutant <ccoutant@google.com>
10899 * archive.cc (Archive::include_all_members) Correct to step
10900 over symbol table and extended name table in thin archives.
10902 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10905 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10908 2008-05-28 Caleb Howe <cshowe@google.com>
10910 * reduced_debug_output.cc: New file.
10911 * reduced_debug_output.h: New file.
10912 * options.h (class General_options): Add --strip-debug-non-line.
10913 * options.cc (General_options::finalize): Add strip_debug_non_line
10914 to the strip heirarchy.
10915 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10917 * layout.cc: Include "reduced_debug_output.h".
10918 (Layout::Layout): Initialize new fields.
10919 (line_only_debug_sections): New static array.
10920 (is_lines_only_debug_sections): New static inline function.
10921 (Layout::include_section): Handle --strip-debug-non-line.
10922 (Layout::make_output_section): If --strip-debug-non-line, build
10923 new output sections for .debug_abbrev and .debug_info.
10924 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10925 gold. Warn about possible overflow.
10926 (read_signed_LEB_128): Likewise.
10927 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10928 (read_signed_LEB_128): Declare.
10929 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10930 (HFILES): Add reduced_debug_output.h.
10931 * Makefile.in: Rebuild.
10933 2008-05-21 Ian Lance Taylor <iant@google.com>
10935 * mapfile.cc: New file.
10936 * mapfile.h: New file.
10937 * options.h (class General_options): Add -M/--print-map and -Map.
10938 * options.cc (General_options::finalize): Make -M equivalent to
10940 * main.cc: Include <cstdio> and "mapfile.h".
10941 (main): Open mapfile if requested.
10942 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10943 constructor. Change caller.
10944 (queue_initial_tasks): Add mapfile parameter. Change caller.
10945 (queue_middle_tasks): Likewise.
10946 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10948 * archive.cc: Include "mapfile.h".
10949 (Archive::add_symbols): Add mapfile parameter. Change all
10950 callers. Pass mapfile, symbol, and reason to include_member.
10951 (Archive::include_all_members): Add mapfile parameter. Change all
10953 (Archive::include_member): Add mapfile, sym, and why parameters.
10954 Change all callers. Report inclusion to map file.
10955 * archive.h: Include "fileread.h".
10956 (class Archive): Update declarations.
10957 (Archive::file): New const method.
10958 (class Add_archive_symbols): Add mapfile_ field. Update
10959 constructor. Change all callers.
10960 * readsyms.h (class Read_symbols): Likewise.
10961 (class Finish_group): Likewise.
10962 (class Read_script): Likewise.
10963 * common.cc: Include "mapfile.h".
10964 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10966 (Symbol_table::do_allocate_commons): Likewise.
10967 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10968 symbol allocation to mapfile.
10969 * common.h (class Allocate_commons_task): Add mapfile_ field.
10970 Update constructor. Change all callers.
10971 * symtab.h (class Symbol_table): Update declarations.
10972 * layout.cc: Include "mapfile.h".
10973 (Layout_task_runner::run): Print information to mapfile.
10974 (Layout::create_gold_note): Change Output_data_fixed_space to
10975 Output_data_zero_fill.
10976 (Layout::create_build_id): Likewise.
10977 (Layout::print_to_mapfile): New function.
10978 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10979 constructor. Change caller.
10980 (class Layout): Declare print_to_mapfile.
10981 * output.cc (Output_section::Input_section::print_to_mapfile): New
10983 (Output_section::add_input_section): If producing a map, always
10984 add to input_sections_ list.
10985 (Output_section::do_print_to_mapfile): New function.
10986 (Output_segment::print_sections_to_mapfile): New function.
10987 (Output_segment::print_section_list_to_mapfile): New function.
10988 * output.h: Include "mapfile.h".
10989 (Output_data::print_to_mapfile): New function.
10990 (Output_data::do_print_to_mapfile): New virtual function.
10991 (Output_segment_headers::do_print_to_mapfile): New function.
10992 (Output_file_header::do_print_to_mapfile): New function.
10993 (Output_data_const::do_print_to_mapfile): New function.
10994 (class Output_data_const_buffer): Add map_name_ field. Update
10995 constructor. Change all callers. Add do_print_to_mapfile
10997 (class Output_data_fixed_space): Likewise.
10998 (class Output_data_space): Likewise.
10999 (class Output_data_zero_fill): New class.
11000 (Output_data_strtab::do_print_to_mapfile): New function.
11001 (Output_data_reloc_base::do_print_to_mapfile): New function.
11002 (Output_relocatable_relocs::do_print_to_mapfile): New function.
11003 (Output_data_group::do_print_to_mapfile): New function.
11004 (Output_data_got::do_print_to_mapfile): New function.
11005 (Output_data_dynamic::do_print_to_mapfile): New function.
11006 (Output_symtab_xindex::do_print_to_mapfile): New function.
11007 (class Output_section): Declare do_print_to_mapflie. Declare
11008 print_to_mapfile in Input_section.
11009 (class Output_segment): Declare new functions.
11010 * object.h (Sized_relobj::symbol_count): New function.
11011 * script-sections.cc
11012 (Output_section_element_dot_assignment::set_section_addresses):
11013 Change Output_data_fixed_space to Output_data_zero_fill.
11014 (Output_data_expression::do_print_to_mapfile): New function.
11015 * script.cc (read_input_script): Add mapfile parameter. Change
11017 * script.h (read_input_script): Update declaration.
11018 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
11019 (Eh_frame::do_print_to_mapfile): New function.
11020 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
11021 (Output_merge_string::do_print_to_mapfile): New function.
11022 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
11024 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
11026 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
11028 * Makefile.am (CCFILES): Add mapfile.cc.
11029 (HFILES): Add mapfile.h.
11030 * Makefile.in: Rebuild.
11032 2008-05-19 Ian Lance Taylor <iant@google.com>
11034 * options.h (class General_options): Add -z relro.
11035 * layout.cc (Layout::Layout): Initialize relro_segment_.
11036 (Layout::add_output_section_data): Return the output section.
11037 (Layout::make_output_section): Rcognize relro sections and mark
11038 them appropriately.
11039 (Layout::attach_allocated_section_to_segment): Put relro sections
11040 in a PT_GNU_RELRO segment.
11041 (Layout::create_initial_dynamic_sections): Mark the .dynamic
11043 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
11045 (Layout::linkonce_mapping): Map d.rel.ro.local to
11046 .data.rel.ro.local.
11047 (Layout::output_section_name): Us .data.rel.ro.local for any
11048 section which begins with that.
11049 * layout.h (class Layout): Update add_output_section_data
11050 declaration. Add relro_segment_ field.
11051 * output.cc (Output_section::Output_section): Initialize is_relro_
11052 and is_relro_local_ fields.
11053 (Output_segment::add_output_section): Group relro sections.
11054 (Output_segment::is_first_section_relro): New function.
11055 (Output_segment::maximum_alignment): If there is a relro section,
11056 align the segment to the common page size.
11057 (Output_segment::set_section_addresses): Track whether we are
11058 looking at relro sections. If the last section is a relro
11059 section, align to the common page size.
11060 (Output_segment::set_section_list_addresses): Add in_relro
11061 parameter. Change all callers. Align to the page size when
11062 moving from relro to non-relro section.
11063 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
11065 * output.h (class Output_section): Add is_relro_ and
11066 is_relro_local_ fields.
11067 (Output_section::is_relro): New function.
11068 (Output_section::set_is_relro): New function.
11069 (Output_section::is_relro_local): New function.
11070 (Output_section::set_is_relro_local): New function.
11071 (class Output_segment): Update declarations.
11072 * i386.cc (Target_i386::got_section): Mark .got section as relro.
11073 * sparc.cc (Target_sparc::got_section): Likewise.
11074 * x86_64.cc (Target_x86_64::got_section): Likewise.
11075 * testsuite/relro_test_main.cc: New file.
11076 * testsuite/relro_test.cc: New file.
11077 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
11078 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
11079 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
11080 (relro_test.so, relro_test_pic.o): New targets.
11081 * testsuite/Makefile.in: Rebuild.
11083 2008-05-16 Ian Lance Taylor <iant@google.com>
11085 * output.cc (Output_segment::add_output_section): Remove front
11087 * output.h (class Output_segment): Remove
11088 add_initial_output_section and overloaded add_output_section.
11089 Update declaration of remaining add_output_section.
11090 * layout.cc (Layout::create_interp): Call add_output_section
11091 rather than add_initial_output_section.
11092 (Layout::finish_dynamic_section): Likewise.
11094 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
11095 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
11096 know the dynamic type.
11097 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
11098 field. Initialize it in constructor.
11099 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
11100 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
11101 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
11104 * output.cc (Output_reloc::get_address): Change return type to
11106 * output.h (class Output_reloc): Update get_address declaration.
11107 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
11108 for section addresses.
11110 2008-05-09 Ian Lance Taylor <iant@google.com>
11113 * gold.cc (gold_nomem): Use return value of write.
11115 2008-05-08 Ian Lance Taylor <iant@google.com>
11117 * symtab.c (Symbol::init_base_output_data): Add version
11118 parameter. Change all callers.
11119 (Symbol::init_base_output_segment): Likewise.
11120 (Symbol::init_base_constant): Likewise.
11121 (Symbol::init_base_undefined): Likewise.
11122 (Sized_symbol::init_output_data): Likewise.
11123 (Sized_symbol::init_output_segment): Likewise.
11124 (Sized_symbol::init_constant): Likewise.
11125 (Sized_symbol::init_undefined): Likewise.
11126 (Symbol_table::do_define_in_output_data): If the new symbol has a
11127 version, mark it as the default.
11128 (Symbol_table::do_define_in_output_segment): Likewise.
11129 (Symbol_table::do_define_as_constant): Likewise.
11130 * symtab.h (class Symbol): Update declarations.
11131 (class Sized_symbol): Likewise.
11132 * resolve.cc (Symbol::override_version): New function.
11133 (Symbol::override_base): Call override_version.
11134 (Symbol::override_base_with_special): Likewise.
11135 * testsuite/ver_script_8.script: New file.
11136 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
11137 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
11138 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
11139 (ver_test_8_1.so, ver_test_8_2.so): New targets.
11141 2008-05-06 Ian Lance Taylor <iant@google.com>
11144 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
11146 (class General_options): Remove existing --undefined, and add
11147 --no-undefined instead. Add new --undefined as synonym for -u.
11148 * archive.cc (Archive::add_symbols): Check whether symbol was
11150 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
11151 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
11152 all uses. Add IS_UNDEFINED. Update declarations to split
11153 different versions of init_base. Declare init_base_undefined.
11154 (Symbol::is_defined): Handle IS_UNDEFINED.
11155 (Symbol::is_undefined): Likewise.
11156 (Symbol::is_weak_undefined): Call is_undefined.
11157 (Symbol::is_absolute): Handle IS_CONSTANT.
11158 (class Sized_symbol): Update declarations to split different
11159 versions of init. Declare init_undefined.
11160 (class Symbol_table): Declare new functions.
11161 * symtab.cc (Symbol::init_base_object): Rename from init_base.
11162 Change all callers.
11163 (Symbol::init_base_output_data): Likewise.
11164 (Symbol::init_base_output_segment): Likewise.
11165 (Symbol::init_base_constant): Likewise.
11166 (Symbol::init_base_undefined): New function.
11167 (Sized_symbol::init_object): Rename from init. Change all
11169 (Sized_symbol::init_output_data): Likewise.
11170 (Sized_symbol::init_output_segment): Likewise.
11171 (Sized_symbol::init_constant): Likewise.
11172 (Sized_symbol::init_undefined): New function.
11173 (Symbol_table::add_undefined_symbols_from_command_line): New
11175 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11177 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11178 (Symbol::output_section): Likewise.
11179 (Symbol::set_output_section): Likewise.
11180 (Symbol_table::sized_finalize_symbol): Likewise.
11181 (Symbol_table::sized_write_globals): Likewise.
11182 * resolve.cc (Symbol_table::should_override): Likewise.
11183 (Symbol::override_base_with_special): Likewise.
11185 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11186 symbol, change it to have default visibility.
11187 * testsuite/protected_1.cc: New file.
11188 * testsuite/protected_2.cc: New file.
11189 * testsuite/protected_3.cc: New file.
11190 * testsuite/protected_main_1.cc: New file.
11191 * testsuite/protected_main_2.cc: New file.
11192 * testsuite/protected_main_3.cc: New file.
11193 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11194 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11195 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11196 (protected_1.so): New target.
11197 (protected_1_pic.o, protected_2_pic.o): New targets.
11198 (protected_3_pic.o): New target.
11199 (check_PROGRAMS): Add protected_2.
11200 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11201 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11202 * testsuite/Makefile.in: Rebuild.
11204 * options.h (DEFINE_var): Add set_user_set_##varname__.
11205 (DEFINE_bool_alias): New macro.
11206 (class General_options): Define -Bstatic using DEFINE_bool_alias
11207 rather than DEFINE_special. Add --undefined as an alias for -z
11209 * options.cc (General_options::parse_Bstatic): Remove.
11211 * options.h (class General_options): Add --fatal-warnings.
11212 * main.cc (main): Implement --fatal-warnings.
11213 * errors.h (Errors::warning_count): New function.
11215 * options.h (class General_options): Add -Bsymbolic-functions.
11216 * symtab.h (Symbol::is_preemptible): Check for
11217 -Bsymbolic-functions.
11219 2008-05-05 Ian Lance Taylor <iant@google.com>
11221 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11222 as noVARNAME rather than no-VARNAME.
11223 (class General_options): Add option -z combreloc.
11224 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11226 (Output_reloc::sort_before) [SHT_REL]: New function.
11227 (Output_reloc::sort_before) [SHT_RELA]: New function.
11228 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11229 Sort_relocs_comparison.
11230 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11231 parameter. Change all callers.
11232 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11233 sort_relocs parameter. Change all callers.
11234 * output.cc (Output_reloc::get_address): New function, broken out
11236 (Output_reloc::write_rel): Call it.
11237 (Output_reloc::compare): New function.
11238 (Output_data_reloc_base::do_write): Optionally sort relocs.
11240 * configure.ac: If targ_extra_obj is set, link it in.
11241 * configure.tgt: Initialize all variables.
11242 (x86_64*): Set targ_extra_obj and targ_extra_size.
11243 * configure: Rebuild.
11245 * object.cc (Sized_relobj::include_section_group): Adjust section
11246 indexes read from group data. Build vector to pass to
11248 * layout.cc (Layout::layout_group): Add flags and shndxes
11249 parameters. Remove contents parameter. Change caller. Update
11250 explicit instantiations.
11251 * layout.h (class Layout): Update layout_group declaration.
11252 * output.cc (Output_data_group::Output_data_group): Add flags and
11253 input_shndxes parameters. Remove contents parameter. Change
11255 (Output_data_group::do_write): Change input_sections_ to
11257 * output.h (class Output_data_group): Update constructor
11258 declaration. Rename input_sections_ to input_shndxes_.
11259 * testsuite/many_sections_test.cc: Add template.
11261 2008-04-30 Cary Coutant <ccoutant@google.com>
11263 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11265 * layout.cc (Layout::include_section): Refactored check for debug
11267 (Layout::add_comdat): Add new parameters. Change type
11268 of signature parameter. Add object and shndx to signatures table.
11269 (Layout::find_kept_object): New function.
11270 * layout.h: Include <cstring>.
11271 (Layout::is_debug_info_section): New function.
11272 (Layout::add_comdat): Add new parameters.
11273 (Layout::find_kept_object): New function.
11274 (Layout::Kept_section): New struct.
11275 (Layout::Signatures): Change type of map range.
11276 * object.cc (Relobj::output_section_address): New function.
11277 (Sized_relobj::include_section_group): Add new parameters. Change
11278 calls to Layout::add_comdat. Change to build table of kept comdat
11279 groups and table mapping discarded sections to kept sections.
11280 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11281 (Sized_relobj::do_layout): Change calls to include_section_group and
11282 include_linkonce_section.
11283 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11284 value to zero when section is discarded.
11285 (Sized_relobj::map_to_kept_section): New function.
11286 * object.h (Relobj::output_section_address): New function.
11287 (Relobj::Comdat_group): New type.
11288 (Relobj::find_comdat_group): New function.
11289 (Relobj::Comdat_group_table): New type.
11290 (Relobj::Kept_comdat_section): New type.
11291 (Relobj::Kept_comdat_section_table): New type.
11292 (Relobj::add_comdat_group): New function.
11293 (Relobj::set_kept_comdat_section): New function.
11294 (Relobj::get_kept_comdat_section): New function.
11295 (Relobj::comdat_groups_): New field.
11296 (Relobj::kept_comdat_sections_): New field.
11297 (Symbol_value::input_value): Update comment.
11298 (Sized_relobj::map_to_kept_section) New function.
11299 (Sized_relobj::include_linkonce_section): Add new parameter.
11300 * target-reloc.h (Comdat_behavior): New type.
11301 (get_comdat_behavior): New function.
11302 (relocate_section): Add code to map a discarded section to the
11303 corresponding kept section when applying a relocation.
11305 2008-04-30 Craig Silverstein <csilvers@google.com>
11307 * dwarf_reader.cc (next_generation_count): New static var.
11308 (Addr2line_cache_entry): New struct.
11309 (addr2line_cache): New static var.
11310 (Dwarf_line_info::one_addr2line): Added caching.
11311 (Dwarf_line_info::clear_addr2line_cache): New function.
11312 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11313 cache-size parameter.
11314 (Dwarf_line_info::one_addr2line_cache): New function.
11315 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11316 new cache-size argument to one_addr2line(), and clear cache.
11318 2008-04-28 Cary Coutant <ccoutant@google.com>
11320 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11321 R_386_PC8 relocations.
11323 2008-04-23 Ian Lance Taylor <iant@google.com>
11325 * object.cc (Sized_relobj::include_section_group): Check for
11326 invalid section group.
11328 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11331 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11332 than read for file header.
11333 * archive.cc (Archive::include_member): Likewise.
11335 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11337 * aclocal.m4: Regenerate.
11338 * configure: Regenerate.
11340 2008-04-19 Ian Lance Taylor <iant@google.com>
11342 * version.cc (version_string): Bump to 1.6.
11344 * testsuite/Makefile.am (many_sections_r_test): New target.
11345 (many_sections_r_test_SOURCES): Remove.
11346 (many_sections_r_test_DEPENDENCIES): Remove.
11347 (many_sections_r_test_LDFLAGS): Remove.
11348 (many_sections_r_test_LDADD): Remove.
11350 * object.cc (Sized_relobj::do_add_symbols): Always pass
11351 local_symbol_count_ to add_from_relobj.
11353 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11354 every thousand variables.
11355 * testsuite/Makefile.in: Rebuild.
11357 * object.cc (Xindex::initialize_symtab_xindex): New function.
11358 (Xindex::read_symtab_xindex): New function.
11359 (Xindex::sym_xindex_to_shndx): New function.
11360 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11362 (Sized_relobj::do_initialize_xindex): New function.
11363 (Sized_relobj::do_read_symbols): Adjust section links.
11364 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11365 parameter. Change all callers.
11366 (Sized_relobj::include_section_group): Adjust section links and
11367 symbol section indexes.
11368 (Sized_relobj::do_layout): Adjust section links.
11369 (Sized_relobj::do_count_local_symbols): Adjust section links and
11370 symbol section indexes.
11371 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11372 ordinary and special symbols.
11373 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11374 dynsym_xindex parameters. Change all callers. Adjust section
11375 links. Use SHN_XINDEX when needed.
11376 (Sized_relobj::get_symbol_location_info): Adjust section links.
11377 Don't get fooled by special symbols.
11378 * object.h (class Xindex): Define.
11379 (class Object): Add xindex_ parameter. Declare virtual functoin
11380 do_initialize_xindex.
11381 (Object::adjust_sym_shndx): New function.
11382 (Object::set_xindex): New protected function.
11383 (class Symbol_value): Add is_ordinary_shndx_ field.
11384 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11385 (Symbol_value::value): Assert ordinary section.
11386 (Symbol_value::initialize_input_to_output_map): Likewise.
11387 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11388 Change all callers.
11389 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11391 (class Sized_relobj): Update declarations.
11392 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11393 parameter. Change all callers.
11394 (Sized_relobj::adjust_shndx): New function.
11395 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11397 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11398 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11399 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11400 (Sized_dynobj::read_dynsym_section): Adjust section links.
11401 (Sized_dynobj::read_dynamic): Likewise.
11402 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11404 (Sized_dynobj::do_initialize_xindex): New function.
11405 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11406 do_initialize_xindex.
11407 (Sized_dynobj::adjust_shndx): New function.
11408 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11409 dynsym_xindex_ fields.
11410 (Layout::finalize): Add a call to set_section_indexes before
11411 creating the symtab sections.
11412 (Layout::set_section_indexes): Don't do anything if the section
11413 already has a section index.
11414 (Layout::create_symtab_sections): Add shnum parameter. Change
11415 caller. Create .symtab_shndx section if needed.
11416 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11418 (Layout::allocated_output_section_count): New function.
11419 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11421 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11422 fields. Update declarations.
11423 (Layout::symtab_xindex): New function.
11424 (Layout::dynsym_xindex): New function.
11425 (class Write_symbols_task): Add layout_ field.
11426 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11428 * output.cc (Output_section_headers::Output_section_headers): Add
11429 shstrtab_section parameter. Change all callers.
11430 (Output_section_headers::do_sized_write): Store overflow values
11431 for section count and section string table section index in
11432 section header zero.
11433 (Output_file_header::do_sized_write): Check for overflow of
11434 section count and section string table section index.
11435 (Output_symtab_xindex::do_write): New function.
11436 (Output_symtab_xindex::endian_do_write): New function.
11437 * output.h (class Output_section_headers): Add shstrtab_section_.
11438 Update declarations.
11439 (class Output_symtab_xindex): Define.
11440 (Output_section::has_out_shndx): New function.
11441 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11443 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11444 Change all callers.
11445 (Sized_symbol::init): Likewise.
11446 (Symbol::output_section): Check for ordinary symbol.
11447 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11448 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11450 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11451 Change all callers. Simplify handling of symbols from sections
11452 not included in the link.
11453 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11455 (Weak_alias_sorter::operator()): Assert that symbols are
11457 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11459 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11460 parameters. Change all callers.
11461 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11462 symbol distinction. Use SHN_XINDEX when needed.
11463 (Symbol_table::write_section_symbol): Add symtab_xindex
11464 parameter. Change all callers.
11465 (Symbol_table::sized_write_section_symbol): Likewise. Use
11466 SHN_XINDEX when needed.
11467 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11469 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11470 (Symbol::is_defined): Check is_ordinary.
11471 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11472 (Symbol::is_absolute, Symbol::is_common): Likewise.
11473 (class Sized_symbol): Update declarations.
11474 (class Symbol_table): Update declarations.
11475 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11476 parameters. Change all callers.
11477 (Sized_symbol::override): Likewise.
11478 (Symbol_table::override): Likewise.
11479 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11480 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11481 is_ordinary, and orig_st_shndx parameters. Change all callers.
11482 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11483 to be in an ordinary section.
11484 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11485 object and is_ordinary parameters. Change all callers.
11486 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11487 Change all callers. Don't add undefined or non-ordinary symbols
11489 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11490 Change all callers.
11491 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11493 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11494 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11495 (Sized_relobj::relocate_sections): Likewise.
11496 * target-reloc.h (scan_relocs): Adjust section symbol index.
11497 (scan_relocatable_relocs): Likewise.
11498 * i386.cc (Scan::local): Check for ordinary symbols.
11499 * sparc.cc (Scan::local): Likewise.
11500 * x86_64.cc (Scan::local): Likewise.
11501 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11502 to symbol_section_and_value.
11503 * testsuite/many_sections_test.cc: New file.
11504 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11505 (check_PROGRAMS): Add many_sections_test.
11506 (many_sections_test_SOURCES): Define.
11507 (many_sections_test_DEPENDENCIES): Define.
11508 (many_sections_test_LDFLAGS): Define.
11509 (BUILT_SOURCES): Add many_sections_define.h.
11510 (many_sections_define.h): New target.
11511 (BUILT_SOURCES): Add many_sections_check.h.
11512 (many_sections_check.h): New target.
11513 (check_PROGRAMS): Add many_sections_r_test.
11514 (many_sections_r_test_SOURCES): Define.
11515 (many_sections_r_test_DEPENDENCIES): Define.
11516 (many_sections_r_test_LDFLAGS): Define.
11517 (many_sections_r_test_LDADD): Define.
11518 (many_sections_r_test.o): New target.
11519 * testsuite/Makefile.in: Rebuild.
11521 2008-04-17 Cary Coutant <ccoutant@google.com>
11523 * errors.cc (Errors::info): New function.
11524 (gold_info): New function.
11525 * errors.h (Errors::info): New function.
11526 * gold.h (gold_info): New function.
11527 * object.cc (Input_objects::add_object): Print trace output.
11528 * options.cc (options::parse_set): New function.
11529 (General_options::parse_wrap): Deleted.
11530 (General_options::General_options): Deleted initializer.
11531 * options.h (options::String_set): New typedef.
11532 (options::parse_set): New function.
11533 (DEFINE_set): New macro.
11534 (General_options::wrap): Changed to use DEFINE_set. Changed
11535 callers of any_wrap_symbols and is_wrap_symbol.
11536 (General_options::trace, General_options::trace_symbol):
11538 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11539 (General_options::wrap_symbols_): Deleted.
11540 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11542 2008-04-17 David S. Miller <davem@davemloft.net>
11544 * options.cc (General_options::parse_V): New function.
11545 * options.h: Add entries for -V and -Qy.
11547 2008-04-17 Ian Lance Taylor <iant@google.com>
11549 * common.cc (Symbol_table::allocate_commons): Remove options
11550 parameter. Change caller.
11551 (Symbol_table::do_allocate_commons): Remove options parameter.
11552 Change caller. Just call do_allocate_commons_list twice.
11553 (Symbol_table::do_allocate_commons_list): New function, broken out
11554 of do_allocate_commons.
11555 * common.h (class Allocate_commons_task): Remove options_ field.
11556 Update constructor.
11557 * symtab.cc (Symbol_table::Symbol_table): Initialize
11559 (Symbol_table::add_from_object): Put TLS common symbols on
11561 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11562 which are IN_OUTPUT_DATA.
11563 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11564 allocate_commons and do_allocate_commons declarations. Declare
11565 do_allocate_commons_list.
11566 * gold.cc (queue_middle_tasks): Update creation of
11567 Allocate_commons_task to not pass options.
11568 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11569 (TLS_TEST_C_FLAGS): New variable.
11570 (tls_test_c_pic.o): New target.
11571 (tls_test_shared.so): Link in tls_test_c_pic.o.
11572 (tls_test_c_pic_ie.o): New target.
11573 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11574 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11575 (tls_test_c.o): New target.
11576 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11577 (tls_pic_test_LDADD): Likewise.
11578 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11579 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11580 (tls_test_c_gnu2.o): New target.
11581 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11583 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11584 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11585 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11586 * testsuite/tls_test.cc: Include "config.h".
11587 (t_last): Call t11_last.
11588 * testsuite/tls_test.h (t11, t11_last): Declare.
11589 * testsuite/tls_test_c.c: New file.
11590 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11591 * configure.ac: Check for OpenMP support.
11592 * configure, config.in, Makefile.in: Rebuild.
11593 * testsuite/Makefile.in: Rebuild.
11595 2008-04-16 Cary Coutant <ccoutant@google.com>
11597 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11598 (Target_i386::tls_base_symbol_defined_): New field.
11599 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11600 (Target_i386::Scan::global): Likewise.
11601 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11602 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11603 (Target_x86_64::tls_base_symbol_defined_): New field.
11604 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11605 (Target_x86_64::Scan::global): Likewise.
11607 2008-04-16 Cary Coutant <ccoutant@google.com>
11609 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11610 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11611 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11612 building shared libraries.
11613 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11614 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11615 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11616 * testsuite/Makefile.in: Rebuild.
11617 * testsuite/weak_undef.h: New file.
11618 * testsuite/weak_undef_file1.cc: Add extra test cases.
11619 * testsuite/weak_undef_file2.cc: Likewise.
11620 * testsuite/weak_undef_test.cc: Likewise.
11622 2008-04-16 David S. Miller <davem@davemloft.net>
11624 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11625 Add issued_non_pic_error_ field. Declare check_non_pic.
11626 (Target_sparc::Scan::check_non_pic): New function.
11627 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11628 (Target_sparc::Scan::global): Likewise.
11630 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11631 * configure: Rebuild.
11633 * options.h (DEFINE_enable): New macro.
11634 (new_dtags): New enable option.
11635 (initfirst, interpose, loadfltr, nodefaultlib,
11636 nodelete, nodlopen, nodump): New -z options.
11637 * layout.cc (Layout:finish_dynamic_section): If new
11638 dtags enabled, emit DT_RUNPATH. Also, emit a
11639 DT_FLAGS_1 containing any specified -z flags.
11641 2008-04-16 Ian Lance Taylor <iant@google.com>
11643 * copy-relocs.cc: New file.
11644 * copy-relocs.h: New file.
11645 * reloc.cc: Remove Copy_relocs code.
11646 * reloc.h: Likewise.
11647 * reloc-types.h (struct Reloc_types) [both versions]: Add
11648 get_reloc_addend_noerror.
11649 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11650 variants of add_global which take an addend which must be zero.
11651 * i386.cc: Include "copy-relocs.h".
11652 (class Target_i386): Change type of copy_relocs_ to variable,
11653 update initializer.
11654 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11655 Change all callers.
11656 (Target_i386::do_finalize_sections): Change handling of
11658 * sparc.cc: Include "copy-relocs.h".
11659 (class Target_sparc): Change type of copy_relocs_ to variable,
11660 update initializer.
11661 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11662 Change all callers.
11663 (Target_sparc::do_finalize_sections): Change handling of
11665 * x86_64.cc: Include "copy-relocs.h".
11666 (class Target_x86_64): Change type of copy_relocs_ to variable,
11667 update initializer.
11668 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11669 class. Change all callers.
11670 (Target_x86_64::do_finalize_sections): Change handling of
11672 * Makefile.am (CCFILES): Add copy-relocs.cc.
11673 (HFILES): Add copy-relocs.h.
11675 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11677 * testsuite/script_test_4.sh: Permit leading zeroes.
11679 2008-04-15 Ian Lance Taylor <iant@google.com>
11681 * script-sections.cc (Script_sections::create_segments): Use
11682 header_size_adjustment even when there is enough room for the
11684 * testsuite/script_test_4.sh: New file.
11685 * testsuite/script_test_4.t: New file.
11686 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11687 (check_DATA): Add script_test_4.stdout.
11688 (MOSTLYCLEANFILES): Likewise.
11689 (script_test_4): New target.
11690 (script_test_4.stdout): New target.
11691 * testsuite/Makefile.in: Rebuild.
11693 * sparc.cc: Add definitions for Output_data_plt_sparc class
11696 2008-04-14 David S. Miller <davem@davemloft.net>
11698 * sparc.cc: New file.
11699 * Makefile.am (TARGETSOURCES): Add sparc.cc
11700 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11701 * configure.tgt: Document targ_extra_size and
11702 targ_extra_big_endian. Add entries for sparc-* and
11704 * configure.ac: Handle targ_extra_size and
11705 targ_extra_big_endian.
11706 * Makefile.in: Rebuild.
11707 * configure: Likewise.
11708 * po/POTFILES.in: Likewise.
11709 * po/gold.pot: Likewise.
11711 2008-04-14 Ian Lance Taylor <iant@google.com>
11713 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11714 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11715 in the name/type/flags to section mapping. Don't call
11716 allocate_output_section.
11717 (Layout::choose_output_section): Change parameter from adjust_name
11718 to is_input_section. Don't permit input sections after sections
11719 are attached to segments. Don't call allocate_output_section.
11720 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11721 not write_enable_output_section.
11722 (Layout::make_output_section): Don't push to
11723 unattached_section_list_ nor call attach_to_segment. Call
11724 attach_section_to_segment if sections are attached.
11725 (Layout::attach_sections_to_segments): New function.
11726 (Layout::attach_section_to_segment): New function.
11727 (Layout::attach_allocated_section_to_segment): Rename from
11728 attach_to_segment. Remove flags parameter.
11729 (Layout::allocate_output_section): Remove function.
11730 (Layout::write_enable_output_section): Remove function.
11731 * layout.h (class Layout): Update for above changes. Add new
11732 field sections_are_attached_.
11733 * output.h (Output_section::update_flags_for_input_section): New
11735 * output.cc (Output_section::add_input_section): Call
11736 update_flags_for_input_section.
11737 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11739 2008-04-11 Cary Coutant <ccoutant@google.com>
11741 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11742 thought unnecessary.
11743 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11745 2008-04-11 Ian Lance Taylor <iant@google.com>
11747 * output.h (class Output_section_data): Remove inline definition
11749 * output.cc (Output_section_data::set_addralign): New function.
11751 2008-04-11 Cary Coutant <ccoutant@google.com>
11753 Add support for TLS descriptors for i386 and x86_64.
11754 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11755 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11756 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11758 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11759 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11760 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11762 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11763 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11764 Fix problem with initial-exec relocations.
11765 (Target_i386::Relocate::relocate_tls): Likewise.
11766 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11768 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11769 support for section-plus-offset dynamic table entries.
11770 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11771 (Output_data_dynamic::Dynamic_entry): Add support for
11772 section-plus-offset dynamic table entries.
11773 (Output_data_dynamic::Classification): Likewise.
11774 (Output_data_dynamic::classification_): Renamed offset_.
11775 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11776 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11777 (Target_x86_64::make_plt_section): New function.
11778 (Target_x86_64::reserve_tlsdesc_entries): New function.
11779 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11780 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11781 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11782 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11783 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11784 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11785 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11786 add extra PLT entry for TLS descriptors.
11787 (Output_data_plt_x86_64::got_): New field.
11788 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11789 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11791 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11793 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11794 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11795 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11796 R_386_TLS_DESC_CALL relocations.
11797 (Target_x86_64::Scan::global): Likewise.
11798 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11799 for TLS descriptors.
11800 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11801 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11802 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11803 GD-to-IE relaxation.
11804 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11805 and TLS_DESCRIPTORS.
11806 * Makefile.in: Rebuild.
11807 * configure: Rebuild.
11808 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11809 (tls_test_shared2.so): New target.
11810 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11811 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11812 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11813 (tls_shared_gd_to_ie_test_LDADD): New variable.
11814 (tls_shared_gnu2_gd_to_ie_test): New target.
11815 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11817 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11818 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11819 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11820 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11821 (tls_shared_gnu2_test): New target.
11822 (tls_test_gnu2_shared.so): New target.
11823 (tls_shared_gnu2_test_SOURCES): New variable.
11824 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11825 (tls_shared_gnu2_test_LDFLAGS): New variable.
11826 (tls_shared_gnu2_test_LDADD): New variable.
11827 * testsuite/Makefile.in: Rebuild.
11828 * testsuite/Makefile.
11830 2008-04-11 Ian Lance Taylor <iant@google.com>
11832 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11834 * testsuite/Makefile.in: Rebuild.
11836 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11838 * testsuite/script_test_2.cc (main): Adjust test.
11840 2008-04-11 David S. Miller <davem@davemloft.net>
11841 Ian Lance Taylor <iant@google.com>
11843 * options.h (General_options): Add entries for '-Y' and
11845 * options.cc (General_options:finalize): If -Y was used, add those
11846 entries to the library path instead of the default "/lib" and
11849 2008-04-11 David S. Miller <davem@davemloft.net>
11851 * testsuite/justsyms.t: Start at 0x100.
11852 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
11853 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11855 * testsuite/script_test_2.cc: Adjust string and section length
11858 2008-04-09 Ian Lance Taylor <iant@google.com>
11861 * script-sections.cc (Sections_element::allocate_to_segment): Add
11863 (Output_section_definition::allocate_to_segment): Likewise.
11864 (Orphan_output_section::allocate_to_segment): Likewise.
11865 (Script_sections::attach_sections_using_phdrs_clause): Don't
11866 propagate non-PT_LOAD segments to orphan sections.
11867 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11868 readelf rather than objdump.
11869 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11870 .interp section and PT_INTERP segment are the same size.
11871 * testsuite/Makefile.in: Rebuild.
11873 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11874 aliases for symbols defined in the same object.
11875 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11876 (weak_alias_test_SOURCES): New variable.
11877 (weak_alias_test_DEPENDENCIES): New variable.
11878 (weak_alias_test_LDFLAGS): New variable.
11879 (weak_alias_test_LDADD): New variable.
11880 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11881 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11882 (weak_alias_test_3.o): New target.
11883 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11884 * testsuite/weak_alias_test_main.cc: New file.
11885 * testsuite/weak_alias_test_1.cc: New file.
11886 * testsuite/weak_alias_test_2.cc: New file.
11887 * testsuite/weak_alias_test_3.cc: New file.
11889 2008-04-08 Ian Lance Taylor <iant@google.com>
11891 * options.h (class General_options): Add --noinhibit-exec option.
11892 * main.cc (main): Check --noinhibit-exec.
11894 * options.h (class General_options): Define --wrap as a special
11895 option. Add wrap_symbols_ field.
11896 (General_options::any_wrap_symbols): New function.
11897 (General_options::is_wrap_symbol): New function.
11898 * options.cc (General_options::parse_wrap): New function.
11899 (General_options::General_options): Initialize wrap_symbols_.
11900 * symtab.cc (Symbol_table::wrap_symbol): New function.
11901 (Symbol_table::add_from_object): Handle --wrap.
11902 * symtab.h (class Symbol_table): Declare wrap_symbol.
11903 * target.h (Target::wrap_char): New function.
11904 (Target::Target_info): Add wrap_char field.
11905 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11906 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11907 * testsuite/testfile.cc (Target_test::test_target_info):
11910 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11913 * layout.h (class Layout): Add added_eh_frame_data_ field.
11914 * layout.cc (Layout::Layout): Initialize new field.
11915 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11916 output section until we find a section we merged successfully.
11917 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11918 that the size be non-zero.
11920 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11923 2008-04-08 Craig Silverstein <csilvers@google.com>
11925 * configure.ac: Export new conditional variable HAVE_ZLIB.
11926 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11928 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11929 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11931 2008-04-07 Ian Lance Taylor <iant@google.com>
11933 * version.cc (version_string): Set to "1.5".
11935 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11936 Add issued_non_pic_error_ field. Declare check_non_pic.
11937 (Target_x86_64::Scan::check_non_pic): New function.
11938 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11939 (Target_x86_64::Scan::global): Likewise.
11941 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11942 addend parameter. Change caller. Handle merge sections.
11943 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11944 Address to Addend. Don't add in the result of
11945 local_section_offset, pass down the addend and use the returned
11947 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11948 Update declarations of local_section_offset and symbol_value.
11949 * testsuite/two_file_test_1.cc (t18): New function.
11950 * testsuite/two_file_test_2.cc (f18): New function.
11951 * testsuite/two_file_test_main.cc (main): Call t18.
11952 * testsuite/two_file_test.h (t18, f18): Declare.
11954 * configure.ac: Don't test for objdump, c++filt, or readelf.
11955 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11957 (TEST_READELF): New variable.
11958 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11959 (check_PROGRAMS): Add two_file_strip_test.
11960 (two_file_strip_test): New target.
11961 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11962 (two_file_same_shared_strip_test_SOURCES): New variable.
11963 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11964 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11965 (two_file_same_shared_strip_test_LDADD): New variable.
11966 (two_file_shared_strip.so): New target.
11967 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11968 (ver_test_5.syms, ver_test_7.syms): Likewise.
11969 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11970 (strip_test_3.stdout): Use TEST_OBJDUMP.
11971 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11973 2008-04-04 Cary Coutant <ccoutant@google.com>
11975 * symtab.h (Symbol::is_weak_undefined): New function.
11976 (Symbol::is_strong_undefined): New function.
11977 (Symbol::is_absolute): New function.
11978 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11979 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11981 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11982 (weak_undef_test): New target.
11983 * testsuite/Makefile.in: Rebuild.
11984 * testsuite/weak_undef_file1.cc: New file.
11985 * testsuite/weak_undef_file2.cc: New file.
11986 * testsuite/weak_undef_test.cc: New file.
11988 2008-04-03 Craig Silverstein <csilvers@google.com>
11990 * compressed_output.h (class Output_compressed_section): Use
11992 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11994 (zlib_compressed_suffix): Removed.
11995 (Output_compressed_section::set_final_data_size): Use unsigned
11997 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11998 Fix linker invocation.
11999 (flagstest_o_specialfile_and_compress_debug_sections):
12001 * testsuite/Makefile.in: Regenerated.
12003 2008-04-02 David S. Miller <davem@davemloft.net>
12005 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
12006 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
12008 2008-04-02 Craig Silverstein <csilvers@google.com>
12012 2008-04-02 Ian Lance Taylor <iant@google.com>
12014 * fileread.cc (File_read::find_view): Add byteshift and vshifted
12015 parameters. Update for new key type to views_. Change all
12017 (File_read::read): Adjust for byteshift in returned view.
12018 (File_read::add_view): New function, broken out of
12019 find_and_make_view.
12020 (File_read::make_view): New function, broken out of
12021 find_and_make_view.
12022 (File_read::find_or_make_view): Add offset and aligned
12023 parameters. Rewrite accordingly. Change all callers.
12024 (File_read::get_view): Add offset and aligned parameters. Adjust
12025 for byteshift in return value.
12026 (File_read::get_lasting_view): Likewise.
12027 * fileread.h (class File_read): Update declarations.
12028 (class File_read::View): Add byteshift_ field. Add byteshift to
12029 constructor. Add byteshift method.
12030 * archive.h (Archive::clear_uncached_views): New function.
12031 (Archive::get_view): Add aligned parameter. Change all callers.
12032 * object.h (Object::get_view): Add aligned parameter. Change all
12034 (Object::get_lasting_view): Likewise.
12036 * fileread.cc (File_read::release): Don't call clear_views if
12037 there are multiple objects.
12038 * fileread.h (File_read::clear_uncached_views): New function.
12039 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
12042 2008-03-31 Cary Coutant <ccoutant@google.com>
12044 Add thin archive support.
12045 * archive.cc (Archive::armagt): New const.
12046 (Archive::setup): Remove task parameter and calls to unlock.
12047 (Archive::unlock_nested_archives): New function.
12048 (Archive::read_header): Add nested_off parameter. Change
12050 (Archive::interpret_header): Likewise.
12051 (Archive::include_all_members): Change to handle thin
12053 (Archive::include_member): Likewise.
12054 * archive.h (Archive::Archive): Add new parameters and
12056 (Archive::armagt): New const.
12057 (Archive::setup): Remove task parameter.
12058 (Archive::unlock_nested_archives): New function.
12059 (Archive::read_header): Add nested_off parameter.
12060 (Archive::interpret_header): Likewise.
12061 (Archive::Nested_archive_table): New typedef.
12062 (Archive::is_thin_archive_): New field.
12063 (Archive::nested_archives_): New field.
12064 (Archive::options_): New field.
12065 (Archive::dirpath_): New field.
12066 (Archive::task_): New field.
12067 * readsyms.cc (Read_symbols::do_read_symbols): Add check
12068 for thin archives. Pass additional parameters to
12069 Archive::Archive. Unlock the archive file after calling
12072 2008-03-29 Ian Lance Taylor <iant@google.com>
12074 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
12075 version symbol to be local.
12076 * testsuite/ver_test_4.sh: New file.
12077 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
12078 (check_DATA): Add ver_test_4.syms.
12079 (ver_test_4.syms): New target.
12080 * testsuite/Makefile.in: Rebuild.
12083 (Output_section::Input_section_sort_entry::has_priority): New
12085 (Output_section::Input_section_sort_entry::match_file_name): New
12087 (Output_section::Input_section_sort_entry::match_section_name):
12089 (Output_section::Input_section_sort_entry::match_section_name_prefix):
12091 (Output_section::Input_section_sort_entry::match_section_file):
12093 (Output_section::Input_section_sort_compare::operator()): Rewrite
12094 using new Input_section_sort_entry functions. Sort crtbegin and
12095 crtend first. Sort sections with no priority before sections with
12097 * testsuite/initpri1.c (d3): Check j != 4.
12098 (cd5): New constructor/destructor function.
12099 (main): Check j != 2.
12101 * symtab.cc (Symbol_table::add_from_object): If we don't use the
12102 new symbol when resolving, don't call set_is_default.
12103 * testsuite/ver_test_7.cc: New file.
12104 * testsuite/ver_test_7.sh: New file.
12105 * testsuite/Makefile.am (ver_test_7.so): New target.
12106 (ver_test_7.o): New target.
12107 (check_SCRIPTS): Add ver_test_7.sh.
12108 (check_DATA): Add ver_test_7.syms.
12109 (ver_test_7.syms): New target.
12111 2008-03-28 Ian Lance Taylor <iant@google.com>
12113 * layout.cc (Layout::layout): If we see an input section with a
12114 name that needs sorting, set the must_sort flag for the output
12116 (Layout::make_output_section): If the name of the output section
12117 indicates that it might require sorting, set the may_sort flag.
12118 * output.h (Output_section::may_sort_attached_input_sections): New
12120 (Output_section::set_may_sort_attached_input_sections): New
12122 (Output_section::must_sort_attached_input_sections): New
12124 (Output_section::set_must_sort_attached_input_sections): New
12126 (class Output_section): Declare Input_section_sort_entry. Define
12127 Input_section_sort_compare. Declare
12128 sort_attached_input_sections. Add new fields:
12129 may_sort_attached_input_sections_,
12130 must_sort_attached_input_sections_,
12131 attached_input_sections_are_sorted_.
12132 * output.cc (Output_section::Output_section): Initialize new
12134 (Output_section::add_input_section): Add an entry to
12135 input_sections_ if may_sort or must_sort are true.
12136 (Output_section::set_final_data_size): Call
12137 sort_attached_input_sections if necessary.
12138 (Output_section::Input_section_sort_entry): Define new class.
12139 (Output_section::Input_section_sort_compare::operator()): New
12141 (Output_section::sort_attached_input_sections): New function.
12142 * configure.ac: Check whether the compiler supports constructor
12143 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
12144 * testsuite/initpri1.c: New file.
12145 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
12146 CONSTRUCTOR_PRIORITY.
12147 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
12148 (initpri1_LDFLAGS): New variable.
12149 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12151 2008-03-27 Ian Lance Taylor <iant@google.com>
12153 * common.cc (Sort_commons::operator): Correct sorting algorithm.
12154 * testsuite/common_test_1.c: New file.
12155 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
12156 (common_test_1_SOURCES): New variable.
12157 (common_test_1_DEPENDENCIES): New variable.
12158 (common_test_1_LDFLAGS): New variable.
12160 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
12161 and commons_ correctly when NAME/VERSION does not override
12163 * testsuite/ver_test_6.c: New file.
12164 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
12165 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12166 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12168 2008-03-26 Ian Lance Taylor <iant@google.com>
12170 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12171 of an undefined symbol from a version script.
12172 * testsuite/Makefile.am (ver_test_5.so): New target.
12173 (ver_test_5.o): New target.
12174 (check_SCRIPTS): Add ver_test_5.sh.
12175 (check_DATA): Add ver_test_5.syms.
12176 (ver_test_5.syms): New target.
12177 * testsuite/ver_test_5.cc: New file.
12178 * testsuite/ver_test_5.script: New file.
12179 * testsuite/ver_test_5.sh: New file.
12180 * Makefile.in, testsuite/Makefile.in: Rebuild.
12183 Fix problems building gold with gcc 4.3.0.
12184 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12185 (gold_error_at_location, gold_warning_at_location): Use it.
12186 * configure.ac: Check whether we can compile and use a template
12187 function with a printf attribute.
12188 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12189 when jumping over bytes.
12190 * object.cc: Instantiate Object::read_section_data.
12191 * debug.h: Include <cstring>
12192 * dwarf_reader.cc: Include <algorithm>
12193 * main.cc: Include <cstring>.
12194 * options.cc: Include <cstring>.
12195 * output.cc: Include <cstring>.
12196 * script.cc: Include <cstring>.
12197 * script.h: Include <string>.
12198 * symtab.cc: Include <cstring> and <algorithm>.
12199 * target-select.cc: Include <cstring>.
12200 * version.cc: Include <string>.
12201 * testsuite/testmain.cc: Include <cstdlib>.
12202 * configure, config.in: Rebuild.
12204 2008-03-25 Ian Lance Taylor <iant@google.com>
12206 * options.cc: Include "../bfd/bfdver.h".
12207 (options::help): Print bug reporting address.
12209 * version.cc (print_version): Adjust output for current value of
12210 BFD_VERSION_STRING.
12214 * options.cc (options::help): Print list of supported targets.
12215 * target-select.h: Include <vector>.
12216 (class Target_selector): Make machine_, size_, and is_big_endian_
12217 fields const. Add bfd_name_ and instantiated_target_ fields.
12218 (Target_selector::Target_selector): Add bfd_name parameter.
12219 (Target_selector::recognize): Make non-virtual, call
12221 (Target_selector::recognize_by_name): Make non-virtual, call
12222 do_recognize_by_name.
12223 (Target_selector::supported_names): New function.
12224 (Target_selector::bfd_name): New function.
12225 (Target_selector::do_instantiate_target): New pure virtual
12227 (Target_selector::do_recognize): New virtual function.
12228 (Target_selector::do_recognize_by_name): New virtual function.
12229 (Target_selector::instantiate_target): New private function.
12230 (supported_target_names): Declare.
12231 * target-select.cc (Target_selector::Target_selector): Update for
12232 new parameter and fields.
12233 (select_target_by_name): Check that the name matches before
12234 calling recognize_by_name.
12235 (supported_target_names): New function.
12236 * i386.cc (class Target_selector_i386): Update Target_selector
12237 constructor call. Remove recognize and recognize_by_name. Add
12238 do_instantiate_target.
12239 * x86_64.cc (class Target_selector_x86_64): Likewise.
12240 * testsuite/testfile.cc (class Target_selector_test): Update for
12241 changes to Target_selector.
12243 * README: Rewrite, with some notes on unsupported features.
12245 2008-03-24 Cary Coutant <ccoutant@google.com>
12247 * i386.cc (Target_i386::Got_type): New enum declaration.
12248 (Target_i386::Scan::local): Updated callers of Output_data_got
12250 (Target_i386::Scan::global): Likewise.
12251 (Target_i386::Relocate::relocate): Likewise.
12252 (Target_i386::Relocate::relocate_tls): Likewise.
12253 * object.h (Got_offset_list): New class.
12254 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12255 (Sized_relobj::local_got_offset): Likewise.
12256 (Sized_relobj::set_local_got_offset): Likewise.
12257 (Sized_relobj::local_has_tls_got_offset): Removed.
12258 (Sized_relobj::local_tls_got_offset): Removed.
12259 (Sized_relobj::set_local_tls_got_offset): Removed.
12260 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12261 * output.cc (Output_data_got::add_global): Added got_type parameter.
12262 (Output_data_got::add_global_with_rel): Likewise.
12263 (Output_data_got::add_global_with_rela): Likewise.
12264 (Output_data_got::add_global_pair_with_rel): New function.
12265 (Output_data_got::add_global_pair_with_rela): New function.
12266 (Output_data_got::add_local): Added got_type parameter.
12267 (Output_data_got::add_local_with_rel): Likewise.
12268 (Output_data_got::add_local_with_rela): Likewise.
12269 (Output_data_got::add_local_pair_with_rel): New function.
12270 (Output_data_got::add_local_pair_with_rela): New function.
12271 (Output_data_got::add_global_tls): Removed.
12272 (Output_data_got::add_global_tls_with_rel): Removed.
12273 (Output_data_got::add_global_tls_with_rela): Removed.
12274 (Output_data_got::add_local_tls): Removed.
12275 (Output_data_got::add_local_tls_with_rel): Removed.
12276 (Output_data_got::add_local_tls_with_rela): Removed.
12277 * output.h (Output_data_got::add_global): Added got_type parameter.
12278 (Output_data_got::add_global_with_rel): Likewise.
12279 (Output_data_got::add_global_with_rela): Likewise.
12280 (Output_data_got::add_global_pair_with_rel): New function.
12281 (Output_data_got::add_global_pair_with_rela): New function.
12282 (Output_data_got::add_local): Added got_type parameter.
12283 (Output_data_got::add_local_with_rel): Likewise.
12284 (Output_data_got::add_local_with_rela): Likewise.
12285 (Output_data_got::add_local_pair_with_rel): New function.
12286 (Output_data_got::add_local_pair_with_rela): New function.
12287 (Output_data_got::add_global_tls): Removed.
12288 (Output_data_got::add_global_tls_with_rel): Removed.
12289 (Output_data_got::add_global_tls_with_rela): Removed.
12290 (Output_data_got::add_local_tls): Removed.
12291 (Output_data_got::add_local_tls_with_rel): Removed.
12292 (Output_data_got::add_local_tls_with_rela): Removed.
12293 * resolve.cc (Symbol::override_base_with_special): Removed
12294 reference to has_got_offset_ field.
12295 * symtab.cc (Symbol::init_fields): Replaced initialization
12296 of got_offset_ with got_offsets_. Removed initialization
12298 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
12299 (Symbol::got_offset): Likewise.
12300 (Symbol::set_got_offset): Likewise.
12301 (Symbol::has_tls_got_offset): Removed.
12302 (Symbol::tls_got_offset): Removed.
12303 (Symbol::set_tls_got_offset): Removed.
12304 (Symbol::got_offset_): Removed.
12305 (Symbol::tls_mod_got_offset_): Removed.
12306 (Symbol::tls_pair_got_offset_): Removed.
12307 (Symbol::got_offsets_): New field.
12308 (Symbol::has_got_offset): Removed.
12309 (Symbol::has_tls_mod_got_offset): Removed.
12310 (Symbol::has_tls_pair_got_offset): Removed.
12311 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12312 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12314 (Target_x86_64::Scan::global): Likewise.
12315 (Target_x86_64::Relocate::relocate): Likewise.
12316 (Target_x86_64::Relocate::relocate_tls): Likewise.
12318 2008-03-25 Ben Elliston <bje@au.ibm.com>
12320 * yyscript.y: Fix spelling error in comment.
12322 2008-03-24 Ian Lance Taylor <iant@google.com>
12324 * options.h (class General_options): Define build_id option.
12325 * layout.h (class Layout): Declare write_build_id, create_note,
12326 create_build_id. Add build_id_note_ member.
12327 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12328 "libiberty.h", "md5.h", "sha1.h".
12329 (Layout::Layout): Initialize eh_frame_data_,
12330 eh_frame_hdr_section_, and build_id_note_.
12331 (Layout::finalize): Call create_build_id.
12332 (Layout::create_note): New function, broken out of
12333 Layout::create_gold_note.
12334 (Layout::create_gold_note): Call create_note.
12335 (Layout::create_build_id): New function.
12336 (Layout::write_build_id): New function.
12337 (Close_task_runner::run): Call write_build_id.
12339 * x86_64.cc: Correct license to GPLv3.
12341 2008-03-23 Ian Lance Taylor <iant@google.com>
12343 * options.cc: Include "demangle.h".
12344 (parse_optional_string): New function.
12345 (parse_long_option): Handle takes_optional_argument.
12346 (parse_short_option): Update dash_z initializer. Handle
12347 takes_optional_argument.
12348 (General_options::General_options): Initialize do_demangle_.
12349 (General_options::finalize): Set do_demangle_. Handle demangling
12351 * options.h (parse_optional_string): Declare.
12352 (struct One_option): Add optional_arg field. Update constructor.
12353 Update call constructor calls. Add takes_optional_argument
12355 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12356 (DEFINE_optional_string): Define.
12357 (General_options::demangle): Change from DEFINE_bool to
12358 DEFINE_optional_string.
12359 (General_options::no_demangle): New function.
12360 (General_options::do_demangle): New function.
12361 (General_options::set_do_demangle): New function.
12362 (General_options::execstack_status_): Move definition to end of
12364 (General_options::static_): Likewise.
12365 (General_options::do_demangle_): New field.
12366 * object.cc (big_endian>::get_symbol_location_info): Call
12367 Options::do_demangle, not Options::demangle.
12368 * symtab.cc (demangle): Likewise.
12370 2008-03-22 Ian Lance Taylor <iant@google.com>
12372 * gold.h: Include <cstddef> and <sys/types.h>
12373 * options.h: Include <cstring>.
12375 2008-03-21 Ian Lance Taylor <iant@google.com>
12377 * Added source code to GNU binutils.