1 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
3 * x86_64.cc: Initial support for x32.
5 2012-01-03 Cary Coutant <ccoutant@google.com>
7 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
8 Use abstract base class for GOT.
9 * gold/output.h (class Output_data_got_base): New abstract base class.
10 (class Output_data_got): Derive from new base class, adjust ctors.
11 (Output_data_got::reserve_slot): Make virtual; rename to
12 do_reserve_slot; Adjust callers.
13 * gold/target.h (Sized_target::init_got_plt_for_update): Return
14 pointer to abstract base class.
15 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
17 2011-12-18 Ian Lance Taylor <iant@google.com>
19 * object.h (Relobj::local_symbol_value): New function.
20 (Relobj::local_plt_offset): New function.
21 (Relobj::local_has_got_offset): New function.
22 (Relobj::local_got_offset): New function.
23 (Relobj::set_local_got_offset): New function.
24 (Relobj::do_local_symbol_value): New pure virtual function.
25 (Relobj::do_local_plt_offset): Likewise.
26 (Relobj::do_local_has_got_offset): Likewise.
27 (Relobj::do_local_got_offset): Likewise.
28 (Relobj::do_set_local_got_offset): Likewise.
29 (Sized_relobj::do_local_has_got_offset): Rename from
31 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
32 (Sized_relobj::do_set_local_got_offset): Rename from
34 (Sized_relobj_file::do_local_plt_offset): Rename from
36 (Sized_relobj_file::do_local_symbol_value): New function.
37 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
39 * output.cc (Output_data_got::Got_entry::write): Change object to
40 Relobj. Use local_symbol_value.
41 (Output_data_got::add_global_with_rel): Change rel_dyn to
42 Output_data_reloc_generic*. Use add_global_generic.
43 (Output_data_got::add_global_with_rela): Remove. Change all
44 callers to use add_global_with_rel.
45 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
46 Output_data_reloc_generic*. Use add_global_generic.
47 (Output_data_got::add_global_pair_with_rela): Remove. Change all
48 callers to use add_global_pair_with_rel.
49 (Output_data_got::add_local): Change object to Relobj*.
50 (Output_data_got::add_local_plt): Likewise.
51 (Output_data_got::add_local_with_rel): Change object to Relobj*,
52 change rel_dyn to Output_data_reloc_generic*. Use
54 (Output_data_got::add_local_with_rela): Remove. Change all
55 callers to use all_local_with_rel.
56 (Output_data_got::add_local_pair_with_rel): Change object to
57 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
58 add_output_section_generic.
59 (Output_data_got::add_local_pair_with_rela): Remove. Change all
60 callers to use add_local_pair_with_rel.
61 (Output_data_got::reserve_local): Change object to Relobj*.
62 * output.h: (class Output_data_reloc_generic): Add pure virtual
63 declarations for add_global_generic, add_local_generic,
64 add_output_section_generic.
65 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
66 functions for Output_data_reloc_generic. Update declarations for
67 changes listed in output.cc.
68 (class Output_data_got): Change template parameter to got_size.
69 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
70 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
72 (Sized_relobj_incr::do_local_plt_offset): New function.
73 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
76 2011-12-17 Cary Coutant <ccoutant@google.com>
78 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
79 * resolve.cc (Symbol_table::resolve): Likewise.
80 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
82 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
84 2011-12-16 Ian Lance Taylor <iant@google.com>
86 * output.h (Output_data_reloc_generic::add): Only call
87 add_dynamic_reloc if this is a dynamic reloc section.
89 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
92 * target-reloc.h (apply_relocation): Replace <64, false> with
95 2011-11-25 Nick Clifton <nickc@redhat.com>
97 * po/it.po: New Italian translation.
99 2011-11-17 Sterling Augustine <saugustine@google.com>
101 * script.cc (script_include_directive): Implement.
102 (read_script_file): New local variables name and search_path. Update
103 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
104 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
105 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
107 2011-11-11 Sterling Augustine <saugustine@google.com>
109 * yyscript.y (section_cmd): Add support for INCLUDE directive.
110 (file_or_sections_cmd): Likewise.
112 2011-11-11 Doug Kwan <dougkwan@google.com>
114 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
115 if --just-symbols is given.
117 2011-11-10 Doug Kwan <dougkwan@google.com>
120 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
121 when processing data relocs.
122 * reloc.h (Relocate_functions::rel_unaligned): New method.
123 (Relocate_functions::pcrel_unaligned): Ditto.
124 (Relocate_functions::rel32_unaligned): Ditto.
125 (Relocate_functions::pcrel32_unaligned): Ditto.
127 2011-11-09 Doug Kwan <dougkwan@google.com>
130 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
131 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
132 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
133 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
134 (Relocate_functions::rel_unaligned): New.
135 (Relocate_functions::rel32_unaligned): New.
136 * target-reloc.h (relocate_for_relocatable): Add code to handle
137 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
138 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
139 arm_unaligned_reloc_r): New targets.
140 * testsuite/Makefile.in: Regenerate.
141 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
144 2011-11-02 Ian Lance Taylor <iant@google.com>
146 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
148 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
149 * options.cc (General_options::finalize): Use library search path
150 from configure script if specified. If not native and no sysroot,
151 only search TOOLLIBDIR.
152 * options.h (Search_directory::Search_directory): Change name to
154 (General_options::add_to_library_path_with_sysroot): Change arg to
156 * configure, Makefile.in, config.in: Rebuild.
158 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
160 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
161 we are working around the ARM1176 Erratum.
162 * options.h (General_options::fix_arm1176): Add option.
163 * testsuite/Makefile.am: Add testcases, and keep current ones
165 * testsuite/Makefile.in: Regenerate.
166 * testsuite/arm_fix_1176.s: New file.
167 * testsuite/arm_fix_1176.sh: Likewise.
169 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
171 * arm.cc (Target_arm::Target_arm): Remove initialisation of
173 (Target_arm::may_use_blx): Remove method.
174 (Target_arm::set_may_use_blx): Likewise.
175 (Target_arm::may_use_v4t_interworking): New method.
176 (Target_arm::may_use_v5t_interworking): Likewise.
177 (Target_arm::may_use_blx_): Remove member variable.
178 (Arm_relocate_functions::arm_branch_common): Check for v5T
180 (Arm_relocate_functions::thumb_branch_common): Likewise.
181 (Reloc_stub::stub_type_for_reloc): Likewise.
182 (Target_arm::do_finalize_sections): Correct interworking checks.
183 * testsuite/Makefile.am: Add new tests.
184 * testsuite/Makefile.in: Regenerate.
185 * testsuite/arm_farcall_arm_arm.s: New test.
186 * testsuite/arm_farcall_arm_arm.sh: Likewise.
187 * testsuite/arm_farcall_arm_thumb.s: Likewise.
188 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
189 * testsuite/arm_farcall_thumb_arm.s: Likewise.
190 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
191 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
192 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
194 2011-10-31 Cary Coutant <ccoutant@google.com>
197 * expression.cc (Expression::eval_with_dot): Add
198 is_section_dot_assignment parameter.
199 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
200 absolute and assigning to dot within a section.
202 (Output_section_element_assignment::set_section_addresses): Pass
203 dot_section to set_if_absolute.
204 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
205 as is_section_dot_assignment flag to eval_with_dot.
206 (Output_section_element_dot_assignment::set_section_addresses):
208 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
209 parameter. Also set value if relative to dot_section; set the
210 symbol's output_section.
211 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
212 parameter. Adjust all callers.
213 (Expression::eval_maybe_dot): Likewise.
214 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
216 * testsuite/script_test_2.t: Test assignment of an absolute value
217 to dot within an output section element.
219 2011-10-31 Cary Coutant <ccoutant@google.com>
221 * options.h (class General_options): Add --[no-]gnu-unique options.
222 * symtab.cc (Symbol_table::sized_write_globals): Convert
223 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
225 2011-10-31 Cary Coutant <ccoutant@google.com>
228 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
229 unnecessary assertion.
230 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
232 2011-10-31 Sriraman Tallam <tmsriram@google.com>
234 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
236 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
238 Change to just keep the section associated with symbol.
239 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
240 they are externally visible and --export-dynamic is turned on.
241 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
243 2011-10-19 Ian Lance Taylor <iant@google.com>
247 (Output_section_element_dot_assignment::needs_output_section): New
250 2011-10-19 Ian Lance Taylor <iant@google.com>
253 * layout.cc (Layout::segment_precedes): Don't assert failure if a
254 --section-start option was seen.
255 * options.h (General_options::any_section_start): New function.
257 2011-10-18 David S. Miller <davem@davemloft.net>
260 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
261 member to track relocation locations that have moved during TLS
263 (Target_sparc::Relocate::Relocate): Initialize to NULL.
264 (Target_sparc::Relocate::relocate): Adjust view down by 4
265 bytes if it matches reloc_adjust_addr_.
266 (Target_sparc::Relocate::relocate_tls): Always move the
267 __tls_get_addr call delay slot instruction forward 4 bytes when
268 performing relaxation.
270 2011-10-18 Cary Coutant <ccoutant@google.com>
272 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
273 (Output_file::map_no_anonymous): Check for non-zero
274 return code from posix_fallocate.
276 2011-10-17 Cary Coutant <ccoutant@google.com>
279 * plugin.cc (is_visible_from_outside): Check for symbols
280 referenced from dynamic objects.
281 * resolve.cc (Symbol_table::resolve): Don't count references
282 from dynamic objects as references from real ELF files.
283 * testsuite/plugin_test_2.sh: Adjust expected result.
285 2011-10-17 Cary Coutant <ccoutant@google.com>
287 * gold.cc: Include timer.h.
288 (queue_middle_tasks): Stamp time.
289 (queue_final_tasks): Likewise.
290 * main.cc (main): Store timer in parameters. Print timers
292 * parameters.cc (Parameters::Parameters): Initialize timer_.
293 (Parameters::set_timer): New function.
294 (set_parameters_timer): New function.
295 * parameters.h (Parameters::set_timer): New function.
296 (Parameters::timer): New function.
297 (Parameters::timer_): New data member.
298 (set_parameters_timer): New function.
299 * timer.cc (Timer::stamp): New function.
300 (Timer::get_pass_time): New function.
301 * timer.h (Timer::stamp): New function.
302 (Timer::get_pass_time): New function.
303 (Timer::pass_times_): New data member.
305 2011-10-17 Cary Coutant <ccoutant@google.com>
307 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
308 task for members of lib groups.
310 2011-10-17 Cary Coutant <ccoutant@google.com>
313 * fileread.cc (File_read::find_view): Add assert.
314 (File_read::make_view): Move bounds check (replace with assert)...
315 (File_read::find_or_make_view): ... to here.
317 2011-10-12 Cary Coutant <ccoutant@google.com>
319 * output.cc (Output_file::open_base_file): Handle case where
320 ::read returns less than requested size.
322 2011-10-10 Cary Coutant <ccoutant@google.com>
324 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
325 Initialize defined_count_.
326 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
327 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
328 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
329 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
330 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
331 * incremental.h (Sized_relobj_incr::defined_count_): New data
333 (Sized_incr_dynobj::defined_count_): New data member.
334 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
335 Return zeroes instead of internal error.
337 2011-10-10 Cary Coutant <ccoutant@google.com>
340 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
341 (Output_reloc::symbol_value): Return PLT offset if flag is set.
342 * output.h (class Output_reloc): Add use_plt_offset flag.
343 (Output_reloc::type_): Adjust size of bit field.
344 (Output_reloc::use_plt_offset_): New bit field.
345 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
346 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
347 flag. Adjust all callers.
348 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
349 creating RELATIVE relocations.
351 2011-10-10 Nick Clifton <nickc@redhat.com>
353 * po/es.po: Updated Spanish translation.
354 * po/fi.po: Updated Finnish translation.
356 2011-10-03 Diego Novillo <dnovillo@google.com>
358 * options.cc (parse_uint): Fix dereference of RETVAL.
360 2011-09-29 Sriraman Tallam <tmsriram@google.com>
362 * layout.h (section_order_map_): New member.
363 (get_section_order_map): New member function.
364 * output.cc (Output_section::add_input_section): Check for patterns
365 only when --section-ordering-file is specified.
366 * gold.cc (queue_middle_tasks): Delay updating order of sections till
367 output_sections have been formed.
368 * layout.cc (Layout_Layout): Initialize section_order_map_.
369 * plugin.cc (update_section_order): Store order in order_map. Do not
371 * testsuite/Makefile.am: Add test case for plugin_final_layout.
372 * testsuite/Makefile.in: Regenerate.
373 * testsuite/plugin_section_order.c: New file.
374 * testsuite/plugin_final_layout.cc: New file.
375 * testsuite/plugin_final_layout.sh: New file.
377 2011-09-29 Cary Coutant <ccoutant@google.com>
379 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
381 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
382 symbols during incremental update.
383 (Symbol_table::add_from_dynobj): Likewise.
385 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
386 Ian Lance Taylor <iant@google.com>
388 * symtab.cc (Symbol_table::define_special_symbol): Always
389 canonicalize version string.
391 2011-09-26 Cary Coutant <ccoutant@google.com>
393 * gold.cc (queue_initial_tasks): Move option checks ...
394 * options.cc (General_options::finalize): ... to here. Disable
395 some options; make others fatal.
397 2011-09-26 Cary Coutant <ccoutant@google.com>
400 * plugin.cc (get_symbols_v2): New function.
401 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
402 (is_referenced_from_outside): New function.
403 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
404 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
405 (get_symbols): Pass version parameter.
406 (get_symbols_v2): New function.
407 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
409 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
410 (onload): Add LDPT_GET_SYMBOLS_V2.
411 (all_symbols_read_hook): Use get_symbols_v2; check for
412 LDPR_PREVAILING_DEF_IRONLY_EXP.
413 * testsuite/plugin_test_3.sh: Update expected results.
415 2011-09-23 Simon Baldwin <simonb@google.com>
417 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
418 configuration options.
419 * configure: Regenerate.
420 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
421 * Makefile.in: Regenerate.
422 * testsuite/Makefile.in: Regenerate.
424 2011-09-19 Sriraman Tallam <tmsriram@google.com>
426 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
428 2011-09-19 Cary Coutant <ccoutant@google.com>
430 * incremental.cc (can_incremental_update): Fix typo in comment.
431 * incremental.h (can_incremental_update): Likewise.
433 2011-09-18 Cary Coutant <ccoutant@google.com>
435 * incremental.cc (can_incremental_update): New function.
436 * incremental.h (can_incremental_update): New function.
437 * layout.cc (Layout::init_fixed_output_section): Call it.
438 (Layout::make_output_section): Don't allow patch space in .eh_frame.
439 * object.cc (Sized_relobj_file::do_layout): Call
440 can_incremental_update.
442 2011-09-13 Cary Coutant <ccoutant@google.com>
444 * configure.ac: Check for glibc support for gnu_indirect_function
445 support with static linking, setting automake conditional
447 * Makefile.in: Regenerate.
448 * configure: Regenerate.
450 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
451 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
453 * testsuite/Makefile.in: Regenerate.
455 2011-09-13 Cary Coutant <ccoutant@google.com>
457 * incremental.cc (Sized_relobj_incr::do_layout): Call
458 report_comdat_group for kept comdat sections.
459 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
460 * testsuite/Makefile.in: Regenerate.
461 * testsuite/incr_comdat_test_1.cc: New source file.
462 * testsuite/incr_comdat_test_2_v1.cc: New source file.
463 * testsuite/incr_comdat_test_2_v2.cc: New source file.
464 * testsuite/incr_comdat_test_2_v3.cc: New source file.
466 2011-09-13 Ian Lance Taylor <iant@google.com>
468 * object.cc (Sized_relobj_file::do_layout): Remove unused local
469 variable external_symbols_offset.
471 2011-09-12 Ian Lance Taylor <iant@google.com>
473 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
474 triggered if object has no symbols.
476 2011-09-09 David S. Miller <davem@davemloft.net>
478 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
479 (Output_fill_debug_line::do_write): Likewise.
481 2011-08-29 Cary Coutant <ccoutant@google.com>
483 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
484 casts to match formatting specs.
485 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
487 2011-08-26 Cary Coutant <ccoutant@google.com>
489 * layout.cc (Free_list::allocate): Provide guarantee of minimum
490 remaining hole size when allocating.
491 (Layout::make_output_section): Set fill methods for debug sections.
492 * layout.h (Free_list::Free_list_node): Move from private to
494 (Free_list::set_min_hole_size): New function.
495 (Free_list::begin, Free_list::end): New functions.
496 (Free_list::min_hole_): New data member.
497 * output.cc: Include dwarf.h.
498 (Output_fill_debug_info::do_minimum_hole_size): New function.
499 (Output_fill_debug_info::do_write): New function.
500 (Output_fill_debug_line::do_minimum_hole_size): New function.
501 (Output_fill_debug_line::do_write): New function.
502 (Output_section::Output_section): Initialize new data member.
503 (Output_section::set_final_data_size): Ensure patch space is larger
504 than minimum hole size.
505 (Output_section::do_write): Fill holes in debug sections.
506 * output.h (Output_fill): New class.
507 (Output_fill_debug_info): New class.
508 (Output_fill_debug_line): New class.
509 (Output_section::set_free_space_fill): New function.
510 (Output_section::free_space_fill_): New data member.
511 * testsuite/Makefile.am (incremental_test_3): Add
512 --incremental-patch option.
513 (incremental_test_4): Likewise.
514 (incremental_test_5): Likewise.
515 (incremental_test_6): Likewise.
516 (incremental_copy_test): Likewise.
517 (incremental_common_test_1): Likewise.
518 * testsuite/Makefile.in: Regenerate.
520 2011-08-26 Nick Clifton <nickc@redhat.com>
522 * po/es.po: Updated Spanish translation.
524 2011-08-01 Cary Coutant <ccoutant@google.com>
526 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
527 * gold/testsuite/Makefile.in: Regenerate.
528 * gold/testsuite/justsyms_exec.c: New source file.
529 * gold/testsuite/justsyms_lib.c: New source file.
531 2011-08-01 Cary Coutant <ccoutant@google.com>
533 * layout.cc (Layout::set_segment_offsets): Don't realign text
534 segment if -Ttext was specified.
535 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
537 * object.h (Sized_relobj_file::e_type): New function.
538 (Sized_relobj_file::e_type_): New data member.
539 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
540 base address for ET_EXEC files.
541 * target.cc (Target::do_make_elf_object_implementation): Allow
542 ET_EXEC files with --just-symbols option.
544 2011-07-28 Cary Coutant <ccoutant@google.com>
546 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
547 Add thread_number parameter.
548 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
549 * workqueue-threads.cc
550 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
551 current thread if its thread number is greater than desired thread
553 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
554 Add thread_number parameter.
555 (Workqueue::should_cancel_thread): Likewise.
556 (Workqueue::find_runnable_or_wait): Pass thread_number to
557 should_cancel_thread.
558 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
561 2011-07-22 Sriraman Tallam <tmsriram@google.com>
563 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
564 only after checking if it cannot be forced local.
565 * symtab.h (is_externally_visible): Check if the symbol is not forced
568 2011-07-15 Ian Lance Taylor <iant@google.com>
570 * options.h (class General_options): Add --print-output-format.
571 Move -EL next to -EB, for better --help output.
572 * target-select.cc: Include <cstdio>, "options.h", and
574 (Target_selector::do_target_bfd_name): New function.
575 (print_output_format): New function.
576 * target-select.h (class Target_selector): Update declarations.
577 (Target_selector::target_bfd_name): New function.
578 (print_output_format): Declare.
579 * main.cc: Include "target-select.h".
580 (main): Handle --print-output-format.
581 * gold.cc: Include "target-select.h".
582 (queue_initial_tasks): Handle --print-output-format when there are
584 * parameters.cc (parameters_force_valid_target): Give a better
585 error message if -EB/-EL does not match target.
586 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
589 2011-07-15 Ian Lance Taylor <iant@google.com>
591 * i386.cc (class Output_data_plt_i386): Add layout_ field.
592 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
593 (Output_data_plt_i386::do_write): Write address of .dynamic
594 section to first entry in .got.plt section.
595 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
596 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
598 (Output_data_plt_x86_64::do_write): Write address of .dynamic
599 section to first entry in .got.plt section.
600 * layout.h (Layout::dynamic_section): New function.
602 2011-07-13 Sriraman Tallam <tmsriram@google.com>
604 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
606 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
607 input_section_position_, and input_section_glob_.
608 (read_layout_from_file): Call function section_ordering_specified.
609 * layout.h (is_section_ordering_specified): New function.
610 (section_ordering_specified): New function.
611 (section_ordering_specified_): New boolean member.
612 * main.cc(main): Call load_plugins after layout object is defined.
613 * output.cc (Output_section::add_input_section): Use
614 function section_ordering_specified to check if section ordering is
616 * output.cc (Output_section::add_relaxed_input_section): Use
617 function section_ordering_specified to check if section ordering is
619 (Output_section::update_section_layout): New function.
620 (Output_section::sort_attached_input_sections): Check if input section
622 * output.h (Output_section::update_section_layout): New function.
623 * plugin.cc (get_section_count): New function.
624 (get_section_type): New function.
625 (get_section_name): New function.
626 (get_section_contents): New function.
627 (update_section_order): New function.
628 (allow_section_ordering): New function.
629 (Plugin::load): Add the new interfaces to the transfer vector.
630 (Plugin_manager::load_plugins): New parameter.
631 (Plugin_manager::all_symbols_read): New parameter.
632 (Plugin_manager::claim_file): New parameter. Save the elf object for
634 (Plugin_manager::get_elf_object): New function.
635 (Plugin_manager::get_view): Change to directly use the bool to check
636 if get_view is called from claim_file_hook.
637 * plugin.h (input_objects): New function
638 (Plugin__manager::load_plugins): New parameter.
639 (Plugin_manager::claim_file): New parameter.
640 (Plugin_manager::get_elf_object): New function.
641 (Plugin_manager::in_claim_file_handler): New function.
642 (Plugin_manager::in_claim_file_handler_): New member.
643 (layout): New function.
644 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
645 handler with an extra parameter. Make the elf object before calling
647 * testsuite/plugin_test.c (get_section_count): New function pointer.
648 (get_section_type): New function pointer.
649 (get_section_name): New function pointer.
650 (get_section_contents): New function pointer.
651 (update_section_order): New function pointer.
652 (allow_section_ordering): New function pointer.
653 (onload): Check if the new interfaces exist.
655 2011-07-13 Ian Lance Taylor <iant@google.com>
657 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
659 * x86_64.cc (Target_x86_64::got_section): Likewise.
660 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
661 (relro_now_test_SOURCES): New variable.
662 (relro_now_test_DEPENDENCIES): New variable.
663 (relro_now_test_LDFLAGS): New variable.
664 (relro_now_test_LDADD): New variable.
665 (relro_now_test.so): New target.
666 * testsuite/Makefile.in: Rebuild.
668 2011-07-12 Ian Lance Taylor <iant@google.com>
671 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
672 GLOB_DAT relocation rather than a RELATIVE relocation for a
673 protected symbol when creating a shared library.
674 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
675 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
676 * testsuite/protected_main_1.cc (main): Test that protected
677 function has same address.
679 2011-07-11 Ian Lance Taylor <iant@google.com>
682 * options.h (class General_options): Add -Bgroup.
683 * options.cc (General_options::finalize): If -Bgroup is set,
684 default to --unresolved-symbols=report-all.
685 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
686 * target-reloc.h (issue_undefined_symbol_error): Handle
687 --unresolved-symbols=report-all.
689 2011-07-08 Ian Lance Taylor <iant@google.com>
692 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
693 if linker script discards key sections.
694 (Layout::create_dynamic_symtab): Likewise.
695 (Layout::assign_local_dynsym_offsets): Likewise.
696 (Layout::sized_create_version_sections): Likewise.
697 (Layout::create_interp): Likewise.
698 (Layout::finish_dynamic_section): Likewise.
699 (Layout::set_dynamic_symbol_size): Likewise.
701 2011-07-08 Ian Lance Taylor <iant@google.com>
704 * options.h (class General_options): Add --unresolved-symbols.
705 * target-reloc.h (issue_undefined_symbol_error): Check
706 --unresolved-symbols. Add comments.
708 2011-07-08 Ian Lance Taylor <iant@google.com>
710 * testsuite/odr_violation2.cc (Ordering::operator()): Make
711 expression more complex.
713 2011-07-08 Ian Lance Taylor <iant@google.com>
716 * target-reloc.h (issue_undefined_symbol_error): New inline
717 function, broken out of relocate_section.
718 (relocate_section): Call issue_undefined_symbol_error.
719 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
720 there is no TLS segment if we are about to issue an undefined
722 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
724 2011-07-08 Ian Lance Taylor <iant@google.com>
727 * resolve.cc (Symbol_table::should_override): Add fromtype
728 parameter. Change all callers. Give error when linking together
729 TLS and non-TLS symbol.
730 (Symbol_table::should_override_with_special): Add fromtype
731 parameter. Change all callers.
732 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
733 there is no TLS segment if we have reported some errors.
734 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
736 2011-07-08 Ian Lance Taylor <iant@google.com>
739 * target.h (Target::plt_address_for_global): New function.
740 (Target::plt_address_for_local): New function.
741 (Target::plt_section_for_global): Remove.
742 (Target::plt_section_for_local): Remove.
743 (Target::do_plt_address_for_global): New virtual function.
744 (Target::do_plt_address_for_local): New virtual function.
745 (Target::do_plt_section_for_global): Remove.
746 (Target::do_plt_section_for_local): Remove.
747 (Target::register_global_plt_entry): Add Symbol_table and Layout
749 * output.cc (Output_data_got::Got_entry::write): Use
750 plt_address_for_global and plt_address_for_local.
751 * layout.cc (Layout::add_target_dynamic_tags): Use size and
752 address of output section.
753 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
754 got_irelative_, and irelative_count_ fields. Update
756 (Output_data_plt_i386::has_irelative_section): New function.
757 (Output_data_plt_i386::entry_count): Add irelative_count_.
758 (Output_data_plt_i386::set_final_data_size): Likewise.
759 (class Target_i386): Add got_irelative_ and rel_irelative_
760 fields. Update declarations.
761 (Target_i386::Target_i386): Initialize new fields.
762 (Target_i386::do_plt_address_for_global): New function replacing
763 do_plt_section_for_global.
764 (Target_i386::do_plt_address_for_local): New function replacing
765 do_plt_section_for_local.
766 (Target_i386::got_section): Create got_irelative_.
767 (Target_i386::rel_irelative_section): New function.
768 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
769 fields. Don't define __rel_iplt_{start,end}.
770 (Output_data_plt_i386::add_entry): Add symtab and layout
771 parameters. Change all callers. Use different PLT and GOT for
773 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
774 layout parameters. Change all callers. Use different PLT and
776 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
777 (Output_data_plt_i386::rel_irelative): New function.
778 (Output_data_plt_i386::address_for_global): New function.
779 (Output_data_plt_i386::address_for_local): New function.
780 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
781 IRELATIVE GOT when changing IFUNC GOT entries.
782 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
784 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
785 if we didn't create an IRELATIVE GOT.
786 (Target_i386::Relocate::relocate): Use plt_address_for_global and
787 plt_address_for_local.
788 (Target_i386::do_dynsym_value): Use plt_address_for_global.
789 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
790 got_irelative_, and irelative_count_ fields. Update
792 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
793 Initialize new fields. Remove symtab parameter. Change all
795 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
797 (Output_data_plt_x86_64::has_irelative_section): New function.
798 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
799 (class Target_x86_64): Add got_irelative_ and rel_irelative_
800 fields. Update declarations.
801 (Target_x86_64::Target_x86_64): Initialize new fields.
802 (Target_x86_64::do_plt_address_for_global): New function replacing
803 do_plt_section_for_global.
804 (Target_x86_64::do_plt_address_for_local): New function replacing
805 do_plt_section_for_local.
806 (Target_x86_64::got_section): Create got_irelative_.
807 (Target_x86_64::rela_irelative_section): New function.
808 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
809 all callers. Don't create __rel_iplt_{start,end}.
810 (Output_data_plt_x86_64::add_entry): Add symtab and layout
811 parameters. Change all callers. Use different PLT and GOT for
813 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
814 layout parameters. Change all callers. Use different PLT and
816 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
817 parameters. Change all callers. Use different PLT and GOT for
819 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
820 (Output_data_plt_x86_64::rela_irelative): New function.
821 (Output_data_plt_x86_64::address_for_global): New function.
822 (Output_data_plt_x86_64::address_for_local): New function.
823 (Output_data_plt_x86_64::set_final_data_size): Likewise.
824 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
825 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
826 (Target_x86_64::register_global_plt_entry): Add symtab and layout
828 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
830 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
831 symbols if we didn't create an IRELATIVE GOT.
832 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
833 plt_address_for_local.
834 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
835 * testsuite/ifuncvar1.c: New test file.
836 * testsuite/ifuncvar2.c: New test file.
837 * testsuite/ifuncvar3.c: New test file.
838 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
839 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
840 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
841 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
842 * testsuite/Makefile.in: Rebuild.
844 2011-07-07 Cary Coutant <ccoutant@google.com>
846 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
847 (two_file_test_1_ndebug.o): Likewise.
848 (two_file_test_1b_ndebug.o): Likewise.
849 (two_file_test_2_ndebug.o): Likewise.
850 (two_file_test_main_ndebug.o): Likewise.
851 (incremental_test_2): Link with no-debug versions.
853 2011-07-06 Cary Coutant <ccoutant@google.com>
855 * gold/incremental.cc
856 (Output_section_incremental_inputs::write_info_blocks): Check for
857 hidden and internal symbols.
859 2011-07-06 Cary Coutant <ccoutant@google.com>
861 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
862 Check disposition for startup file.
863 (Incremental_inputs::report_command_line): Ignore
864 --incremental-startup-unchanged option.
865 * options.cc (General_options::parse_incremental_startup_unchanged):
867 (General_options::General_options): Initialize new data member.
868 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
869 (General_options): Add --incremental-startup-unchanged option.
870 (General_options::incremental_startup_disposition): New function.
871 (General_options::incremental_startup_disposition_): New data member.
873 2011-07-06 Cary Coutant <ccoutant@google.com>
875 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
876 input file index to Script_info ctor.
877 (Sized_incremental_binary::do_file_has_changed): Find the
878 command-line argument for files named in scripts.
879 * incremental.h (Script_info::Script_info): New ctor
880 with input file index.
881 (Script_info::input_file_index): New function.
882 (Script_info::input_file_index_): New data member.
883 (Incremental_binary::get_library): Add const.
884 (Incremental_binary::get_script_info): Add const.
885 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
886 * testsuite/Makefile.am (incremental_test_5): New test case.
887 (incremental_test_6): New test case.
888 * testsuite/Makefile.in: Regenerate.
890 2011-07-06 Cary Coutant <ccoutant@google.com>
892 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
893 debug output when command lines differ.
895 2011-07-06 Cary Coutant <ccoutant@google.com>
897 * incremental.cc (Incremental_inputs::report_command_line): Ignore
898 --incremental-patch option.
899 * layout.cc (Free_list::allocate): Extend allocation beyond original
901 (Layout::make_output_section): Mark sections that should get
903 * options.cc (parse_percent): New function.
904 * options.h (parse_percent): New function.
905 (DEFINE_percent): New macro.
906 (General_options): Add --incremental-patch option.
907 * output.cc (Output_section::Output_section): Initialize new data
909 (Output_section::add_input_section): Print section name when out
911 (Output_section::add_output_section_data): Likewise.
912 (Output_section::set_final_data_size): Add patch space when
913 doing --incremental-full.
914 (Output_section::do_reset_address_and_file_offset): Remove patch
916 (Output_segment::set_section_list_addresses): Print debug output
917 only if --incremental-update.
918 * output.h (Output_section::set_is_patch_space_allowed): New function.
919 (Output_section::is_patch_space_allowed_): New data member.
920 (Output_section::patch_space_): New data member.
921 * parameters.cc (Parameters::incremental_full): New function.
922 * parameters.h (Parameters::incremental_full): New function
923 * testsuite/Makefile.am (incremental_test_2): Add test for
924 --incremental-patch option.
925 * testsuite/Makefile.in: Regenerate.
926 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
927 (t18): Remove function body.
929 2011-07-05 Doug Kwan <dougkwan@google.com>
932 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
933 Arm_Address type for relocation result.
934 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
936 (Arm_relocate_functions::abs32): Use unaligned access.
937 (Arm_relocate_functions::rel32): Ditto.
938 (Arm_relocate_functions::prel31): Ditto.
939 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
940 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
941 static data relocations.
942 * testsuite/Makefile.in: Regnerate.
943 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
945 2011-07-05 Ian Lance Taylor <iant@google.com>
948 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
949 symbols if necessary.
950 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
952 2011-07-05 Ian Lance Taylor <iant@google.com>
955 * resolve.cc (Symbol::override_base_with_special): Simply override
956 version with special symbol version, ignoring previous version.
958 2011-07-05 Ian Lance Taylor <iant@google.com>
960 * object.cc (Sized_relobj_file::include_section_group): Add
961 information to comment about signature location.
963 2011-07-02 Ian Lance Taylor <iant@google.com>
966 * options.h (class General_options): Add -f and -F.
967 * options.cc (General_options::finalize): Fatal error if -f/-F
968 are used without -shared.
969 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
971 2011-07-02 Ian Lance Taylor <iant@google.com>
973 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
975 2011-07-01 Ian Lance Taylor <iant@google.com>
979 * resolve.cc (Symbol::override_base_with_special): Don't override
980 the version if the overriding symbol has a different name.
981 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
982 all callers. If we give an error about an undefined version,
983 define the base version if necessary.
984 * dynobj.h (class Versions): Update declaration.
985 * testsuite/weak_alias_test_5.cc: New file.
986 * testsuite/weak_alias_test.script: New file.
987 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
988 and versioned_alias have the right value, and call t2.
989 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
990 weak_alias_test_5.so.
991 (weak_alias_test_LDADD): Likewise.
992 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
993 * testsuite/Makefile.in: Rebuild.
995 2011-07-01 Ian Lance Taylor <iant@google.com>
998 * options.h (class General_options): Support -z notext.
999 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
1001 (two_file_shared_nonpic.so): Likewise.
1002 (two_file_shared_mixed.so): Likewise.
1003 (two_file_shared_mixed_1.so): Likewise.
1004 (weak_undef_lib_nonpic.so): Likewise.
1005 (alt/weak_undef_lib_nonpic.so): Likewise.
1006 (tls_test_shared_nonpic.so): Likewise.
1007 * testsuite/Makefile.in: Rebuild.
1009 2011-07-01 Ian Lance Taylor <iant@google.com>
1012 * configure.ac: Test whether static linking works, setting
1013 the automake conditional HAVE_STATIC.
1014 * testsuite/Makefile.am: Disable tests using -static if
1015 HAVE_STATIC is not true.
1016 * configure, testsuite/Makefile.in: Rebuild.
1018 2011-07-01 Ian Lance Taylor <iant@google.com>
1021 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
1022 Assert if we see DW_EH_PE_indirect.
1023 * target.h (Target::ehframe_datarel_base): New function.
1024 (Target::do_ehframe_datarel_base): New target function.
1025 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
1026 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
1029 2011-07-01 Ian Lance Taylor <iant@google.com>
1032 * options.h (class General_options): Add
1033 --ld-generated-unwind-info.
1034 * ehframe.cc (Fde::write): Add address parameter. Change all
1035 callers. If associated with PLT, fill in address and size.
1036 (Cie::set_output_offset): Only add merge mapping if there is an
1038 (Cie::write): Add address parameter. Change all callers.
1039 (Eh_frame::add_ehframe_for_plt): New function.
1040 * ehframe.h (class Fde): Update declarations. Move shndx_ and
1041 input_offset_ fields into union u_, with new plt field.
1042 (Fde::Fde): Adjust for new union field.
1043 (Fde::Fde) [Output_data version]: New constructor.
1044 (Fde::add_mapping): Only add merge mapping if there is an object.
1045 (class Cie): Update declarations.
1046 (class Eh_frame): Declare add_ehframe_for_plt.
1047 * layout.cc (Layout::layout_eh_frame): Break out code into
1048 make_eh_frame_section, and call it.
1049 (Layout::make_eh_frame_section): New function.
1050 (Layout::add_eh_frame_for_plt): New function.
1051 * layout.h (class Layout): Update declarations.
1052 * merge.cc (Merge_map::add_mapping): Add assertion.
1053 * i386.cc: Include "dwarf.h".
1054 (class Output_data_plt_i386): Make first_plt_entry,
1055 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
1056 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1057 and plt_eh_frame_fde.
1058 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
1059 boundary. Call add_eh_frame_for_plt if appropriate.
1060 * x86_64.cc: Include "dwarf.h".
1061 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
1062 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
1063 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1064 and plt_eh_frame_fde.
1065 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
1068 2011-06-29 Ian Lance Taylor <iant@google.com>
1071 * object.cc (Sized_relobj_file::layout_section): Change shdr
1072 parameter to be const.
1073 (Sized_relobj_file::layout_eh_frame_section): New function, broken
1075 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
1076 appropriate. Call layout_eh_frame_section.
1077 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
1079 * object.h (class Sized_relobj_file): Update declarations.
1081 2011-06-29 Ian Lance Taylor <iant@google.com>
1084 * script.cc (Token::integer_value): Accept trailing M/m/K/k
1086 (Lex::gather_token): Accept trailing M/m/K/k for integers.
1088 2011-06-29 Ian Lance Taylor <iant@google.com>
1091 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
1093 * layout.cc (Layout::layout_eh_frame): Likewise.
1095 2011-06-29 Ian Lance Taylor <iant@google.com>
1098 * layout.cc (Layout::symtab_section_shndx): New function.
1099 * layout.h (class Layout): Declare symtab_section_shndx.
1100 * output.cc (Output_section::write_header): Call it.
1102 2011-06-29 Ian Lance Taylor <iant@google.com>
1105 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
1106 symbols which are not used in a relocation.
1108 2011-06-28 Ian Lance Taylor <iant@google.com>
1111 * layout.cc (Layout::segment_precedes): Don't crash if a linker
1112 script create indistinguishable segments.
1113 (Layout::set_segment_offsets): Use stable_sort when sorting
1114 segments. Pass this to Compare_segments constructor.
1115 * layout.h (class Layout): Make segment_precedes non-static.
1116 (class Compare_segments): Change from struct to class. Add
1117 layout_ field. Add constructor.
1118 * script-sections.cc
1119 (Script_sections::attach_sections_using_phdrs_clause): Rename
1120 local orphan to is_orphan. Don't report failure to put empty
1121 section in segment. On attachment failure, report name of
1122 section, and attach to first PT_LOAD segment.
1124 2011-06-28 Ian Lance Taylor <iant@google.com>
1127 * target-select.cc (Target_selector::Target_selector): Add
1128 emulation parameter. Change all callers.
1129 (select_target_by_bfd_name): Rename from select_target_by_name.
1131 (select_target_by_emulation): New function.
1132 (supported_emulation_names): New function.
1133 * target-select.h (class Target_selector): Add emulation_ field.
1134 Update declarations.
1135 (Target_selector::recognize_by_bfd_name): Rename from
1136 recognize_by_name. Change all callers.
1137 (Target_selector::supported_bfd_names): Rename from
1138 supported_names. Change all callers.
1139 (Target_selector::recognize_by_emulation): New function.
1140 (Target_selector::supported_emulations): New function.
1141 (Target_selector::emulation): New function.
1142 (Target_selector::do_recognize_by_bfd_name): Rename from
1143 do_recognize_by_name. Change all callers.
1144 (Target_selector::do_supported_bfd_names): Rename from
1145 do_supported_names. Change all callers.
1146 (Target_selector::do_recognize_by_emulation): New function.
1147 (Target_selector::do_supported_emulations): New function.
1148 (select_target_by_bfd_name): Change name in declaration.
1149 (select_target_by_emulation): Declare.
1150 (supported_emulation_names): Declare.
1151 * parameters.cc (parameters_force_valid_target): Try to find
1152 target based on emulation from -m option.
1153 * options.h (class General_options): Change doc string for -m.
1154 * options.cc (help): Print emulations.
1155 (General_options::parse_V): Likewise.
1156 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
1157 Add emulation parameter. Change all callers.
1159 2011-06-28 Ian Lance Taylor <iant@google.com>
1161 * target.h (class Target): Add osabi_ field.
1162 (Target::osabi): New function.
1163 (Target::set_osabi): New function.
1164 (Target::Target): Initialize osabi_.
1165 (Target::do_adjust_elf_header): Make pure virtual.
1166 (Sized_target::do_adjust_elf_header): Declare.
1167 * target.cc (Sized_target::do_adjust_elf_header): New function.
1168 (class Sized_target): Instantiate all versions.
1169 * freebsd.h (class Target_freebsd): Remove.
1170 (Target_selector_freebsd::do_recognize): Call set_osabi on
1172 (Target_selector_freebsd::do_recognize_by_name): Likewise.
1173 (Target_selector_freebsd::set_osabi): Remove.
1174 * i386.cc (class Target_i386): Inherit from Sized_target rather
1175 than Target_freebsd.
1176 * x86_64.cc (class Target_x86_64): Likewise.
1178 2011-06-28 Ian Lance Taylor <iant@google.com>
1180 * target.h (Target::can_check_for_function_pointers): Rewrite.
1182 (Target::can_icf_inline_merge_sections): Likewise.
1183 (Target::section_may_have_icf_unsafe_poineters): Likewise.
1184 (Target::Target_info): Add can_icf_inline_merge_sections field.
1185 (Target::do_can_check_for_function_pointers): New virtual
1187 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
1188 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
1189 from can_check_for_function_pointers, move in file.
1190 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
1191 section_may_have_icf_unsafe_poineters, move in file.
1192 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
1193 * i386.cc (Target_i386::do_can_check_for_function_pointers):
1194 Rename from can_check_for_function_pointers, move in file.
1195 (Target_i386::can_icf_inline_merge_sections): Remove.
1196 (Target_i386::i386_info): Initialize
1197 can_icf_inline_merge_sections.
1198 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1199 Initialize can_icf_inline_merge_sections.
1200 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
1201 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
1202 Rename from can_check_for_function_pointers, move in file.
1203 (Target_x86_64::can_icf_inline_merge_sections): Remove.
1204 (Target_x86_64::x86_64_info): Initialize
1205 can_icf_inline_merge_sections.
1206 * testsuite/testfile.cc (Target_test::test_target_info):
1208 * icf.cc (get_section_contents): Correct formatting.
1210 2011-06-27 Ian Lance Taylor <iant@google.com>
1212 * symtab.cc (Symbol::versioned_name): New function.
1213 (Symbol_table::add_to_final_symtab): Use versioned_name when
1215 (Symbol_table::sized_write_symbol): Likewise.
1216 * symtab.h (class Symbol): Declare versioned_name.
1217 * stringpool.h (class Stringpool_template): Add variant of add
1218 which takes a std::basic_string.
1219 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
1220 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
1221 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
1222 (ver_test_12.o): New target.
1223 * testsuite/Makefile.in: Rebuild.
1225 2011-06-27 Doug Kwan <dougkwan@google.com>
1227 * arm.cc (Arm_relocate_functions::thm_jump8,
1228 Arm_relocate_functions::thm_jump11): Use a wider signed
1229 type to compute offset.
1230 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
1232 * testsuite/Makefile.in: Regenerate.
1233 * testsuite/arm_branch_in_range.sh: Check test results of
1234 arm_thm_jump11 and arm_thm_jump8.
1235 * testsuite/arm_thm_jump11.s: New test source file.
1236 * testsuite/arm_thm_jump11.t: New linker script.
1237 * testsuite/arm_thm_jump8.s: New test source file.
1238 * testsuite/arm_thm_jump8.t: New linker script.
1240 2011-06-24 Ian Lance Taylor <iant@google.com>
1242 * layout.cc: Include "object.h".
1243 (ctors_sections_in_init_array): New static variable.
1244 (Layout::is_ctors_in_init_array): New function.
1245 (Layout::layout): Add entry to ctors_sections_in_init_array if
1247 * layout.h (class Layout): Declare is_ctors_in_init_array.
1248 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1249 is_ctors_reverse_view is set.
1250 (Sized_relobj_file::write_sections): Add layout parameter. Change
1251 all callers. Set is_ctors_reverse_view field of View_size.
1252 (Sized_relobj_file::reverse_words): New function.
1253 * object.h (Sized_relobj_file::View_size): Add
1254 is_ctors_reverse_view field.
1255 (class Sized_relobj_file): Update declarations.
1256 * testsuite/initpri3.c: New test.
1257 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1259 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1260 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1261 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1262 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1263 * testsuite/Makefile.in: Rebuild.
1265 2011-06-24 Cary Coutant <ccoutant@google.com>
1267 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1268 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1269 (debug_msg_cdebug.err): New targets.
1270 * testsuite/Makefile.in: Regenerate.
1271 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1272 Fix checks for link with shared library.
1274 2011-06-24 Doug Kwan <dougkwan@google.com>
1276 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1277 skip empty text sections.
1278 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1280 2011-06-22 Ian Lance Taylor <iant@google.com>
1283 * options.h (class General_options): Add --ctors-in-init-array.
1284 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1285 friends as SHT_PROGBITS for merging sections.
1286 (Layout::layout): Remove special handling of .init_array and
1287 friends. Don't sort if doing relocatable link. Sort for .ctors
1288 and .dtors if ctors_in_init_array.
1289 (Layout::make_output_section): Force correct section types for
1290 .init_array and friends. Don't sort if doing relocatable link,
1291 Don't sort .ctors and .dtors if ctors_in_init_array.
1292 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1293 (Layout::output_section_name): Add relobj parameter. Change all
1294 callers. Handle .ctors. and .dtors. in code rather than table.
1295 Handle .ctors and .dtors if ctors_in_init_array.
1296 (Layout::match_file_name): New function, moved from output.cc.
1297 * layout.h (class Layout): Update declarations.
1298 * output.cc: Include "layout.h".
1299 (Input_section_sort_entry::get_priority): New function.
1300 (Input_section_sort_entry::match_file_name): Just call
1301 Layout::match_file_name.
1302 (Output_section::Input_section_sort_init_fini_compare::operator()):
1303 Handle .ctors and .dtors. Sort by explicit priority rather than
1305 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1306 * testsuite/initpri2.c: New test.
1307 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1308 (check_PROGRAMS): Add initpri2.
1309 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1310 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1311 * configure, testsuite/Makefile.in: Rebuild.
1313 2011-06-19 Ian Lance Taylor <iant@google.com>
1316 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1317 .interp section to a PT_INTERP segment even if we have seen a
1318 --dynamic-linker option. Don't do it if we have seen a PHDRS
1319 clause in a linker script.
1320 (Layout::finalize): Don't create a .interp section if we've
1321 already create a PT_INTERP segment.
1322 (Layout::create_interp): Always call choose_output_section (revert
1323 patch of 2011-06-17). Don't create PT_INTERP segment.
1324 * script-sections.cc
1325 (Script_sections::create_note_and_tls_segments): Add a .interp
1326 section to a PT_INTERP segment even if we have seen a
1327 --dynamic-linker option.
1329 2011-06-18 Ian Lance Taylor <iant@google.com>
1331 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1332 merely because a non-PT_LOAD segment has a dynamic reloc.
1334 2011-06-18 Ian Lance Taylor <iant@google.com>
1336 * layout.cc (Layout::finish_dynamic_section): Don't create
1337 DT_FLAGS entry if not needed.
1339 2011-06-18 Ian Lance Taylor <iant@google.com>
1342 * layout.cc (Layout::layout_eh_frame): Correct handling of
1343 writable .eh_frame section.
1345 2011-06-17 Ian Lance Taylor <iant@google.com>
1348 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1349 symbol is redefined with the exact same object and value.
1351 2011-06-17 Ian Lance Taylor <iant@google.com>
1354 * layout.h (class Layout): Add interp_segment_ field.
1355 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1356 (Layout::attach_allocated_section_to_segment): If making shared
1357 library, put .interp section in PT_INTERP segment.
1358 (Layout::finalize): Also call create_interp if -dynamic-linker
1360 (Layout::create_interp): Assert that there is no PT_INTERP
1361 segment. If not using a SECTIONS clause, use make_output_section.
1362 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1363 * script-sections.cc
1364 (Script_sections::create_note_and_tls_segments): If making shared
1365 library, put .interp section in PT_INTERP segment.
1367 2011-06-17 Ian Lance Taylor <iant@google.com>
1369 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1370 when making a shared library.
1372 2011-06-17 Ian Lance Taylor <iant@google.com>
1374 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1375 parameter. Change all callers. Don't issue warning about PC32
1376 against locally defined symbol.
1378 2011-06-16 Ian Lance Taylor <iant@google.com>
1380 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1381 occurs in same object.
1383 2011-06-14 Alan Modra <amodra@gmail.com>
1385 * po/POTFILES.in: Regenerate.
1387 2011-06-09 Ian Lance Taylor <iant@google.com>
1389 * script-sections.cc
1390 (Orphan_output_section::set_section_addresses): For a relocatable
1391 link set address to 0.
1393 2011-06-09 Cary Coutant <ccoutant@google.com>
1396 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1397 used with --compress-debug-sections.
1398 * gold/object.cc (Sized_relobj_file::do_layout): Report
1399 uncompressed size of compressed input sections.
1401 2011-06-08 Cary Coutant <ccoutant@google.com>
1404 * testsuite/two_file_test_2_v1.cc: Change initialization of
1405 v2 to keep it in .data.
1407 2011-06-07 Cary Coutant <ccoutant@google.com>
1409 * common.cc (Symbol_table::do_allocate_commons_list): Call
1411 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1412 (Errors::fallback): New function.
1413 (gold_fallback): New function.
1414 * errors.h (Errors::fallback): New function.
1415 * gold.cc (gold_exit): Change status parameter to enum; adjust
1417 (queue_initial_tasks): Call gold_fallback.
1418 * gold.h: Include cstdlib.
1419 (Exit_status): New enum type.
1420 (gold_exit): Change status parameter to enum.
1421 (gold_fallback): New function.
1422 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1423 (Layout::create_symtab_sections): Likewise.
1424 (Layout::create_shdrs): Likewise.
1425 * main.cc (main): Adjust call to gold_exit.
1426 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1427 (Output_data_got::add_got_entry_pair): Likewise.
1428 (Output_section::add_input_section): Likewise.
1429 (Output_section::add_output_section_data): Likewise.
1430 (Output_segment::set_section_list_addresses): Likewise.
1431 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1433 2011-06-07 Cary Coutant <ccoutant@google.com>
1435 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1436 for incremental links.
1437 * output.cc (Output_segment::set_section_list_addresses): Remove
1438 FIXME and test for TLS or BSS.
1440 2011-06-07 Cary Coutant <ccoutant@google.com>
1442 * testsuite/Makefile.am: Add incremental_copy_test,
1443 incremental_common_test_1.
1444 * testsuite/Makefile.in: Regenerate.
1445 * testsuite/common_test_1_v1.c: New source file.
1446 * testsuite/common_test_1_v2.c: New source file.
1447 * testsuite/copy_test_v1.cc: New source file.
1449 2011-06-07 Cary Coutant <ccoutant@google.com>
1451 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1452 update, allocate common from bss section's free list.
1453 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1454 linker-defined symbols.
1455 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1456 Skip GOT and PLT entries that are no longer referenced.
1457 (Output_section_incremental_inputs::write_info_blocks): Mark
1458 linker-defined symbols.
1459 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1460 * output.cc (Output_section::allocate): New function.
1461 * output.h (Output_section::allocate): New function.
1462 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1463 linker-defined symbols.
1464 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1465 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1466 (Symbol::init_base_output_data): Likewise.
1467 (Symbol::init_base_output_segment): Likewise.
1468 (Symbol::init_base_constant): Likewise.
1469 (Sized_symbol::init_output_data): Likewise.
1470 (Sized_symbol::init_output_segment): Likewise.
1471 (Sized_symbol::init_constant): Likewise.
1472 (Symbol_table::do_define_in_output_data): Likewise.
1473 (Symbol_table::do_define_in_output_segment): Likewise.
1474 (Symbol_table::do_define_as_constant): Likewise.
1475 * symtab.h (Symbol::is_predefined): New function.
1476 (Symbol::init_base_output_data): Add is_predefined parameter.
1477 (Symbol::init_base_output_segment): Likewise.
1478 (Symbol::init_base_constant): Likewise.
1479 (Symbol::is_predefined_): New data member.
1480 (Sized_symbol::init_output_data): Add is_predefined parameter.
1481 (Sized_symbol::init_output_segment): Likewise.
1482 (Sized_symbol::init_constant): Likewise.
1483 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1485 2011-06-07 Cary Coutant <ccoutant@google.com>
1487 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1488 instead of emit_copy_reloc.
1489 (Copy_relocs::emit_copy_reloc): Refactor.
1490 (Copy_relocs::make_copy_reloc): New function.
1491 (Copy_relocs::add_copy_reloc): Remove.
1492 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1494 (Copy_relocs::make_copy_reloc): New function.
1495 (Copy_relocs::add_copy_reloc): Remove.
1496 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1497 unchanged input files.
1498 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1499 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1500 Reserve BSS space for COPY relocations.
1501 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1502 (Output_section_incremental_inputs::write_info_blocks): Record
1503 whether a symbol is copied from a shared object.
1504 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1505 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1506 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1507 (Incremental_input_entry_reader::get_output_symbol_index): Add
1509 (Incremental_binary::emit_copy_relocs): New function.
1510 (Incremental_binary::do_emit_copy_relocs): New function.
1511 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1513 (Sized_incremental_binary::add_copy_reloc): New function.
1514 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1515 (Sized_incremental_binary::Copy_reloc): New struct.
1516 (Sized_incremental_binary::Copy_relocs): New typedef.
1517 (Sized_incremental_binary::copy_relocs_): New data member.
1518 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1519 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1520 * target.h (Sized_target::emit_copy_reloc): New function.
1521 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1523 2011-06-02 Cary Coutant <ccoutant@google.com>
1526 * gold/archive.cc (Archive::Archive): Initialize new data member.
1527 (Archive::include_all_members): Return if archive has already been
1529 * gold/archive.h (Archive::include_all_members_): New data member.
1531 2011-06-02 Nick Clifton <nickc@redhat.com>
1533 * dynobj.h: Fix spelling mistake in comment.
1534 * output.cc: Likewise.
1536 2011-05-31 Doug Kwan <dougkwan@google.com>
1540 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
1541 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1542 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1543 redundant arm_exidx_test.so.
1544 * testsuite/Makefile.in: Regenerate.
1545 (check_SCRIPTS): Add pr12826.sh
1546 (check_DATA): Add pr12826.stdout
1547 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1548 * testsuite/pr12826.sh: New file.
1549 * testsuite/pr12826_1.s: Ditto.
1550 * testsuite/pr12826_1.s: Ditto.
1552 2011-05-30 Ian Lance Taylor <iant@google.com>
1554 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1557 2011-05-29 Ian Lance Taylor <iant@google.com>
1560 * testsuite/Makefile.am: Use different file name for two_file_test
1561 temporary file for each incremental test.
1562 * testsuite/Makefile.in: Rebuild.
1564 2011-05-29 Ian Lance Taylor <iant@google.com>
1566 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1567 binary input file is empty.
1569 2011-05-27 Ian Lance Taylor <iant@google.com>
1571 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1572 (ver_test_9.so): Likewise.
1573 * testsuite/Makefile.in: Rebuild.
1575 2011-05-26 Cary Coutant <ccoutant@google.com>
1577 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1578 * incremental.cc (Incremental_inputs::report_input_section): Fix
1579 comment, indentation.
1580 (Incremental_inputs::report_comdat_group): New function.
1581 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1582 of data for incremental input file entry.
1583 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1584 group count, COMDAT group signatures.
1585 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1586 an unchanged input file.
1587 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1588 Initialize new data member.
1589 (Incremental_object_entry::add_comdat_group): New function.
1590 (Incremental_object_entry::get_comdat_group_count): New function.
1591 (Incremental_object_entry::get_comdat_signature_key): New function.
1592 (Incremental_object_entry::groups_): New data member.
1593 (Incremental_inputs::report_comdat_group): New function.
1594 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1595 data for incremental input file entry.
1596 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1597 (Incremental_input_entry_reader::get_input_section): Adjust size of
1598 data for incremental input file entry.
1599 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1600 (Incremental_input_entry_reader::get_comdat_group_signature): New
1602 * object.cc (Sized_relobj::include_section_group): Report kept
1603 COMDAT groups for incremental links.
1605 2011-05-24 David Meyer <pdox@google.com>
1607 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1608 with name parameter. Add found_name parameter.
1609 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1610 * dirsearch.h (class Dirsearch): Update declaration.
1612 2011-05-24 Ian Lance Taylor <iant@google.com>
1614 * archive.cc (Library_base::should_include_member): Pull in object
1615 from archive if it defines the entry symbol.
1616 * parameters.cc (Parameters::entry): New function.
1617 * parameters.h (class Parameters): Declare entry.
1618 * output.h (class Output_file_header): Remove entry_ field.
1619 * output.cc (Output_file_header::Output_file_header): Remove entry
1620 parameter. Change all callers.
1621 (Output_file_header::entry): Use parameters->entry.
1622 * gold.cc (queue_middle_tasks): Likewise.
1623 * plugin.cc (Plugin_hook::run): Likewise.
1625 2011-05-24 Cary Coutant <ccoutant@google.com>
1627 * gold.cc (queue_initial_tasks): Pass incremental base filename
1628 to Output_file::open_base_file; don't print error message.
1629 * incremental-dump.cc (main): Adjust call to
1630 Output_file::open_for_modification.
1631 * incremental-dump.cc (main): Likewise.
1632 * incremental.cc (Incremental_inputs::report_command_line):
1633 Ignore --incremental-base option when comparing command lines.
1634 Ignore parameter when given as separate argument.
1635 * options.h (class General_options): Add --incremental-base.
1636 * output.cc (Output_file::Output_file):
1637 (Output_file::open_base_file): Add base_name and writable parameters;
1638 read base file into new file; print error message here.
1639 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1641 * output.h (Output_file::open_for_modification): Rename to...
1642 (Output_file::open_base_file): ...this; add base_name and
1643 writable parameters; adjust all callers.
1644 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1646 * testsuite/Makefile.am (incremental_test_4): Test
1648 * testsuite/Makefile.in: Regenerate.
1650 2011-05-24 Cary Coutant <ccoutant@google.com>
1652 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1654 * testsuite/Makefile.in: Regenerate.
1655 * testsuite/two_file_test_1_v1.cc: New test source file.
1656 * testsuite/two_file_test_1b_v1.cc: New test source file.
1657 * testsuite/two_file_test_2_v1.cc: New test source file.
1659 2011-05-24 Cary Coutant <ccoutant@google.com>
1661 * dynobj.h (Dynobj::do_dynobj): New function.
1662 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1663 flag and soname for shared objects.
1664 * incremental.cc (Incremental_inputs::report_object): Make
1665 either Incremental_object_entry or Incremental_dynobj_entry; add
1666 soname to string table.
1667 (Incremental_inputs::report_input_section): Add assertion.
1668 (Output_section_incremental_inputs::set_final_data_size): Adjust
1669 type of input file entry for shared libraries; adjust size of
1670 shared library info entry.
1671 (Output_section_incremental_inputs::write_input_files): Write
1672 as_needed flag for shared libraries.
1673 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1674 of input file entry for shared libraries; write soname.
1675 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1676 soname from incremental info.
1677 * incremental.h (enum Incremental_input_flags): Add
1678 INCREMENTAL_INPUT_AS_NEEDED.
1679 (Incremental_input_entry::Incremental_input_entry): Initialize new
1681 (Incremental_input_entry::set_as_needed): New function.
1682 (Incremental_input_entry::as_needed): New function.
1683 (Incremental_input_entry::do_dynobj_entry): New function.
1684 (Incremental_input_entry::as_needed_): New data member.
1685 (Incremental_object_entry::Incremental_object_entry): Don't check
1687 (Incremental_object_entry::do_type): Likewise.
1688 (class Incremental_dynobj_entry): New class.
1689 (Incremental_input_entry_reader::as_needed): New function.
1690 (Incremental_input_entry_reader::get_soname): New function.
1691 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1692 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1693 size of shared library info entry.
1694 * layout.cc (Layout::finish_dynamic_section): Don't test for
1695 incremental link when adding DT_NEEDED entries.
1696 * object.h (Object::Object): Initialize new data member.
1697 (Object::dynobj): New function.
1698 (Object::set_as_needed): New function.
1699 (Object::as_needed): New function.
1700 (Object::do_dynobj): New function.
1701 (Object::as_needed_): New data member.
1703 2011-05-24 Cary Coutant <ccoutant@google.com>
1705 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1706 info; adjust display of GOT entries.
1707 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1708 vector of input objects; remove file_status_.
1709 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1710 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1711 got_plt reader; call target hooks to reserve GOT entries.
1712 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1713 of input file info header and GOT info entry.
1714 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1716 (Got_plt_view_info::got_descriptor): Remove.
1717 (Got_plt_view_info::sym_index): New data member.
1718 (Got_plt_view_info::input_index): New data member.
1719 (Local_got_offset_visitor::visit): Write input file index.
1720 (Global_got_offset_visitor::visit): Write 0 for input file index.
1721 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1722 with sym_index and input_index.
1723 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1724 incremental info GOT entry; replace got_descriptor with input_index.
1725 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1726 map from input file index to object.
1727 (Sized_relobj_incr::do_layout): Replace direct data member reference
1728 with accessor function.
1729 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1730 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1731 Adjust size of input file info header.
1732 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1733 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1734 (Incremental_input_entry_reader::get_input_section): Adjust size of
1735 input file info header.
1736 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1737 of incremental info GOT entry.
1738 (Incremental_got_plt_reader::get_got_desc): Remove.
1739 (Incremental_got_plt_reader::get_got_symndx): New function.
1740 (Incremental_got_plt_reader::get_got_input_index): New function.
1741 (Sized_incremental_binary::Sized_incremental_binary): Remove
1742 file_status_; add input_objects_.
1743 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1744 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1745 (Sized_incremental_binary::file_is_unchanged): Remove.
1746 (Sized_incremental_binary::set_input_object): New function.
1747 (Sized_incremental_binary::input_object): New function.
1748 (Sized_incremental_binary::file_status_): Remove.
1749 (Sized_incremental_binary::input_objects_): New data member.
1750 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1752 (Sized_relobj_incr::invalid_address): Move to base class.
1753 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1755 (Sized_relobj_incr::do_output_section_offset): Likewise.
1756 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1757 (Sized_relobj_incr::section_offsets_): Likewise.
1758 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1760 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1761 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1762 with accessor function.
1763 (Sized_relobj_file::do_layout): Likewise.
1764 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1765 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1766 (Sized_relobj_file::compute_final_local_value): Replace refs to
1767 section_offsets_ with accessor function.
1768 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1769 * object.h (Relobj::Relobj): Initialize new data members.
1770 (Relobj::add_dyn_reloc): New function.
1771 (Relobj::first_dyn_reloc): New function.
1772 (Relobj::dyn_reloc_count): New function.
1773 (Relobj::first_dyn_reloc_): New data member.
1774 (Relobj::dyn_reloc_count_): New data member.
1775 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1777 (Sized_relobj::Address): New typedef.
1778 (Sized_relobj::invalid_address): Move here from child class.
1779 (Sized_relobj::Sized_relobj): Initialize new data members.
1780 (Sized_relobj::sized_relobj): New function.
1781 (Sized_relobj::is_output_section_offset_invalid): Move here from
1783 (Sized_relobj::get_output_section_offset): Likewise.
1784 (Sized_relobj::local_has_got_offset): Likewise.
1785 (Sized_relobj::local_got_offset): Likewise.
1786 (Sized_relobj::set_local_got_offset): Likewise.
1787 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1788 (Sized_relobj::clear_got_offsets): New function.
1789 (Sized_relobj::section_offsets): Move here from child class.
1790 (Sized_relobj::do_output_section_offset): Likewise.
1791 (Sized_relobj::do_set_section_offset): Likewise.
1792 (Sized_relobj::Local_got_offsets): Likewise.
1793 (Sized_relobj::local_got_offsets_): Likewise.
1794 (Sized_relobj::section_offsets_): Likewise.
1795 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1797 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1799 (Sized_relobj_file::sized_relobj): New function
1800 (Sized_relobj_file::local_has_got_offset): Move to base class.
1801 (Sized_relobj_file::local_got_offset): Likewise.
1802 (Sized_relobj_file::set_local_got_offset): Likewise.
1803 (Sized_relobj_file::get_output_section_offset): Likewise.
1804 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1805 (Sized_relobj_file::do_output_section_offset): Likewise.
1806 (Sized_relobj_file::do_set_section_offset): Likewise.
1807 (Sized_relobj_file::Local_got_offsets): Likewise.
1808 (Sized_relobj_file::local_got_offsets_): Likewise.
1809 (Sized_relobj_file::section_offsets_): Likewise.
1810 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1812 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1813 (Output_reloc::get_symbol_index): Likewise.
1814 (Output_reloc::local_section_offset): Likewise.
1815 (Output_reloc::get_address): Likewise.
1816 (Output_reloc::symbol_value): Likewise.
1817 (Output_data_got::reserve_slot): Move to class definition.
1818 (Output_data_got::reserve_local): New function.
1819 (Output_data_got::reserve_slot_for_global): Remove.
1820 (Output_data_got::reserve_global): New function.
1821 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1822 (all constructors, two instantiations).
1823 (Output_reloc::get_relobj): New function (two instantiations).
1824 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1825 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1826 (Output_data_reloc::add_global): Adjust type of relobj.
1827 (Output_data_reloc::add_global_relative): Likewise.
1828 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1829 (Output_data_reloc::add_local): Likewise.
1830 (Output_data_reloc::add_local_relative): Likewise.
1831 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1832 (Output_data_reloc::add_local_section): Likewise.
1833 (Output_data_reloc::add_output_section): Likewise.
1834 (Output_data_reloc::add_absolute): Likewise.
1835 (Output_data_reloc::add_target_specific): Likewise.
1836 (Output_data_got::reserve_slot): Move definition here.
1837 (Output_data_got::reserve_local): New function.
1838 (Output_data_got::reserve_global): New function.
1839 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1840 section_offsets_ with accessor function.
1841 (Sized_relobj_file::write_sections): Likewise.
1842 (Sized_relobj_file::do_relocate_sections): Likewise.
1843 * target.h (Sized_target::reserve_local_got_entry): New function.
1844 (Sized_target::reserve_global_got_entry): New function.
1845 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1846 (Target_x86_64::reserve_global_got_entry): New function.
1847 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1849 2011-05-23 Cary Coutant <ccoutant@google.com>
1851 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1852 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1853 bit when checking got_type.
1854 * incremental.cc (Sized_incremental_binary::setup_readers):
1855 Store symbol table and string table locations; initialize bit vector
1856 of file status flags.
1857 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1859 (Sized_incremental_binary::do_process_got_plt): New function.
1860 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1861 (Output_section_incremental_inputs::set_final_data_size): Record
1862 file index for each input file.
1863 (Output_section_incremental_inputs::write_got_plt): Store file index
1864 instead of input entry offset for each GOT entry.
1866 (Incremental_input_entry::Incremental_input_entry): Initialize new
1868 (Incremental_input_entry::set_offset): Store file index.
1869 (Incremental_input_entry::get_file_index): New function.
1870 (Incremental_input_entry::file_index_): New data member.
1871 (Incremental_binary::process_got_plt): New function.
1872 (Incremental_binary::do_process_got_plt): New function.
1873 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1875 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1876 (Sized_incremental_binary::set_file_is_unchanged): New function.
1877 (Sized_incremental_binary::file_is_unchanged): New function.
1878 (Sized_incremental_binary::do_process_got_plt): New function.
1879 (Sized_incremental_binary::file_status_): New data member.
1880 (Sized_incremental_binary::main_symtab_loc_): New data member.
1881 (Sized_incremental_binary::main_strtab_loc_): New data member.
1882 * output.cc (Output_data_got::Got_entry::write): Add case
1884 (Output_data_got::add_global): Call add_got_entry.
1885 (Output_data_got::add_global_plt): Likewise.
1886 (Output_data_got::add_global_with_rel): Likewise.
1887 (Output_data_got::add_global_with_rela): Likewise.
1888 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1889 (Output_data_got::add_global_pair_with_rela): Likewise.
1890 (Output_data_got::add_local): Call add_got_entry.
1891 (Output_data_got::add_local_plt): Likewise.
1892 (Output_data_got::add_local_with_rel): Likewise.
1893 (Output_data_got::add_local_with_rela): Likewise.
1894 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1895 (Output_data_got::add_local_pair_with_rela): Likewise.
1896 (Output_data_got::reserve_slot): New function.
1897 (Output_data_got::reserve_slot_for_global): New function.
1898 (Output_data_got::add_got_entry): New function.
1899 (Output_data_got::add_got_entry_pair): New function.
1900 (Output_section::add_output_section_data): Edit FIXME.
1902 (Output_section_data_build::Output_section_data_build): New
1903 constructor with size parameter.
1904 (Output_data_space::Output_data_space): Likewise.
1905 (Output_data_got::Output_data_got): Initialize new data member; new
1906 constructor with size parameter.
1907 (Output_data_got::add_constant): Call add_got_entry.
1908 (Output_data_got::reserve_slot): New function.
1909 (Output_data_got::reserve_slot_for_global): New function.
1910 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1911 (Output_data_got::add_got_entry): New function.
1912 (Output_data_got::add_got_entry_pair): New function.
1913 (Output_data_got::free_list_): New data member.
1914 * target.h (Sized_target::init_got_plt_for_update): New function.
1915 (Sized_target::register_global_plt_entry): New function.
1916 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1917 Initialize new data member; call init; add constructor with PLT count.
1918 (Output_data_plt_x86_64::init): New function.
1919 (Output_data_plt_x86_64::add_relocation): New function.
1920 (Output_data_plt_x86_64::reserve_slot): New function.
1921 (Output_data_plt_x86_64::free_list_): New data member.
1922 (Target_x86_64::init_got_plt_for_update): New function.
1923 (Target_x86_64::register_global_plt_entry): New function.
1924 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1925 incremental updates.
1926 (Output_data_plt_x86_64::add_relocation): New function.
1927 * testsuite/object_unittest.cc (Object_test): Set default options.
1929 2011-05-16 Ian Lance Taylor <iant@google.com>
1931 * options.h (class General_options): Make -i a synonym for -r.
1933 2011-05-16 Ian Lance Taylor <iant@google.com>
1935 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1937 2011-05-10 Cary Coutant <ccoutant@google.com>
1939 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1942 2011-05-06 Ian Lance Taylor <iant@google.com>
1944 * layout.cc (Layout::layout): If the output section flags change,
1945 update the ordering.
1947 2011-04-25 Cary Coutant <ccoutant@google.com>
1949 * incremental-dump.cc (dump_incremental_inputs): Print local
1950 symbol info for each input file.
1952 (Output_section_incremental_inputs::set_final_data_size): Add local
1953 symbol info to input file entries in incremental info.
1954 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1955 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1956 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1957 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1959 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1960 (Sized_incr_relobj::do_relocate): Write the local symbols.
1961 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1962 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1963 Adjust size of input file header.
1964 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1965 (Incremental_inputs_reader::get_local_symbol_count): New function.
1966 (Incremental_inputs_reader::get_input_section): Adjust size of input
1968 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1969 (Sized_incr_relobj::This): New typedef.
1970 (Sized_incr_relobj::sym_size): New const data member.
1971 (Sized_incr_relobj::Local_symbol): New struct.
1972 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1973 (Sized_incr_relobj::do_local_symbol_offset): New function.
1974 (Sized_incr_relobj::local_symbol_count_): New data member.
1975 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1976 (Sized_incr_relobj::local_symbol_index_): New data member.
1977 (Sized_incr_relobj::local_symbol_offset_): New data member.
1978 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1979 (Sized_incr_relobj::local_symbols_): New data member.
1980 * object.h (Relobj::output_local_symbol_count): New function.
1981 (Relobj::local_symbol_offset): New function.
1982 (Relobj::do_output_local_symbol_count): New function.
1983 (Relobj::do_local_symbol_offset): New function.
1984 (Sized_relobj::do_output_local_symbol_count): New function.
1985 (Sized_relobj::do_local_symbol_offset): New function.
1987 2011-04-22 Vladimir Simonov <sv@sw.ru>
1989 * descriptors.cc (set_close_on_exec): New function.
1990 (Descriptors::open): Use set_close_on_exec.
1991 * output.cc (S_ISLNK): Define if not defined.
1993 2011-04-22 Cary Coutant <ccoutant@google.com>
1995 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1997 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1998 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1999 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
2001 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
2002 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
2003 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
2005 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
2007 (Incremental_binary::apply_incremental_relocs): New function.
2008 (Incremental_binary::do_apply_incremental_relocs): New function.
2009 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
2011 (Sized_incremental_binary::add_global_symbol): New function.
2012 (Sized_incremental_binary::global_symbol): New function.
2013 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2014 (Sized_incremental_binary::symbol_map_): New data member.
2015 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
2016 * target.h (Sized_target::apply_relocation): New function.
2017 * target-reloc.h (apply_relocation): New function.
2018 * x86_64.cc (Target_x86_64::apply_relocation): New function.
2020 2011-04-22 Doug Kwan <dougkwan@google.com>
2022 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
2023 flag of a SHT_ARM_EXIDX section.
2024 * testsuite/Makefile.am (arm_exidx_test): New test rules.
2025 * testsuite/Makefile.in: Regenerate.
2026 * testsuite/arm_exidx_test.s: New file.
2027 * testsuite/arm_exidx_test.sh: Same.
2029 2011-04-20 Cary Coutant <ccoutant@google.com>
2032 * archive.h (Incremental_archive_entry::Archive_member):
2033 Initialize arg_serial_ (second constructor).
2035 2011-04-17 Ian Lance Taylor <iant@google.com>
2037 * object.cc (Relocate_info::location): Simplify location string.
2038 * errors.cc (Errors::error_at_location): Don't print program
2040 (Errors::warning_at_location): Likewise.
2041 (Errors::undefined_symbol): Likewise.
2042 * testsuite/debug_msg.sh: Update accordingly.
2044 2011-04-14 Cary Coutant <ccoutant@google.com>
2046 * gold/layout.cc (Layout::symtab_section_offset): New function.
2047 * gold/layout.h (Layout::symtab_section_offset): New function.
2048 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
2050 2011-04-12 Ian Lance Taylor <iant@google.com>
2052 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
2053 with MREMAP_MAYMOVE.
2054 * output.h (class Output_file): Add map_is_allocated_ field.
2055 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
2056 not available, provide stubs. If mremap is not available, #define
2058 (MREMAP_MAYMOVE): Define if not defined.
2059 (Output_file::Output_file): Initialize map_is_allocated_.
2060 (Output_file::resize): Check map_is_allocated_.
2061 (Output_file::map_anonymous): If mmap fails, use malloc.
2062 (Output_file::unmap): Don't do anything for an anonymous map.
2063 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
2064 is not available, provide stubs.
2065 (File_read::View::~View): Use free rather than delete[].
2066 (File_read::make_view): Use malloc rather than new[]. If mmap
2068 (File_read::find_or_make_view): Use malloc rather than new[].
2069 * gold.h: Remove HAVE_REMAP code.
2070 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
2071 exists. Rename mremap to gold_mremap. If mmap is not available
2073 * configure, config.in: Rebuild.
2075 2011-04-11 Ian Lance Taylor <iant@google.com>
2077 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
2078 initialize local variable v.
2080 2011-04-11 Cary Coutant <ccoutant@google.com>
2082 * archive.cc (Archive::include_member): Adjust call to
2084 (Add_archive_symbols::run): Track argument serial numbers.
2085 (Lib_group::include_member): Likewise.
2086 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
2087 * archive.h (Incremental_archive_entry::Archive_member):
2088 Initialize arg_serial_.
2089 (Archive_member::arg_serial_): New data member.
2090 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
2091 (Sized_dynobj::do_add_symbols): Track symbols when doing an
2093 (Sized_dynobj::do_for_all_local_got_entries): New function.
2094 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
2096 * fileread.cc (get_mtime): New function.
2097 * fileread.h (get_mtime): New function.
2098 * gold.cc (queue_initial_tasks): Check for incremental update.
2099 (process_incremental_input): New function.
2100 (queue_middle_tasks): Don't force valid target for incremental
2102 * incremental-dump.cc (find_input_containing_global): Adjust
2103 size of symbol info entry.
2104 (dump_incremental_inputs): Dump argument serial number and
2105 in_system_directory flag; bias shndx by 1; print symbol names
2106 when dumping per-file symbol lists; use new symbol info readers.
2108 (Output_section_incremental_inputs:update_data_size): New function.
2109 (Sized_incremental_binary::setup_readers): Setup input readers
2110 for each input file; build maps for files added from libraries
2112 (Sized_incremental_binary::check_input_args): New function.
2113 (Sized_incremental_binary::do_check_inputs): Build map of argument
2114 serial numbers to input arguments.
2115 (Sized_incremental_binary::do_file_has_changed): Rename
2116 do_file_is_unchanged to this; compare file modification times.
2117 (Sized_incremental_binary::do_init_layout): New function.
2118 (Sized_incremental_binary::do_reserve_layout): New function.
2119 (Sized_incremental_binary::do_get_input_reader): Remove.
2120 (Sized_incremental_binary::get_symtab_view): New function.
2121 (Incremental_checker::can_incrementally_link_output_file): Remove.
2122 (Incremental_inputs::report_command_line): Exclude --debug options.
2123 (Incremental_inputs::report_archive_begin): Add parameter; track
2124 argument serial numbers; don't put input file entry for archive
2125 before archive members.
2126 (Incremental_inputs::report_archive_end): Put input file entry
2127 for archive after archive members.
2128 (Incremental_inputs::report_object): Add parameter; track argument
2129 serial numbers and in_system_directory flag.
2130 (Incremental_inputs::report_script): Add parameter; track argument
2132 (Output_section_incremental_inputs::set_final_data_size): Adjust
2133 size of symbol info entry; check for forwarding symbols.
2134 (Output_section_incremental_inputs::write_input_files): Write
2135 in_system_directory flag and argument serial number.
2136 (Output_section_incremental_inputs::write_info_blocks): Map section
2137 indices between incremental info and original input file; store
2138 input section index for each symbol.
2139 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
2140 change operator() to visit().
2141 (class Global_got_offset_visitor): Likewise.
2142 (class Global_symbol_visitor_got_plt):
2143 (Output_section_incremental_inputs::write_got_plt): Use new visitor
2145 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
2146 (Sized_incr_relobj::do_read_symbols): New function.
2147 (Sized_incr_relobj::do_layout): New function.
2148 (Sized_incr_relobj::do_layout_deferred_sections): New function.
2149 (Sized_incr_relobj::do_add_symbols): New function.
2150 (Sized_incr_relobj::do_should_include_member): New function.
2151 (Sized_incr_relobj::do_for_all_global_symbols): New function.
2152 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
2153 (Sized_incr_relobj::do_section_size): New function.
2154 (Sized_incr_relobj::do_section_name): New function.
2155 (Sized_incr_relobj::do_section_contents): New function.
2156 (Sized_incr_relobj::do_section_flags): New function.
2157 (Sized_incr_relobj::do_section_entsize): New function.
2158 (Sized_incr_relobj::do_section_address): New function.
2159 (Sized_incr_relobj::do_section_type): New function.
2160 (Sized_incr_relobj::do_section_link): New function.
2161 (Sized_incr_relobj::do_section_info): New function.
2162 (Sized_incr_relobj::do_section_addralign): New function.
2163 (Sized_incr_relobj::do_initialize_xindex): New function.
2164 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
2165 (Sized_incr_relobj::do_read_relocs): New function.
2166 (Sized_incr_relobj::do_gc_process_relocs): New function.
2167 (Sized_incr_relobj::do_scan_relocs): New function.
2168 (Sized_incr_relobj::do_count_local_symbols): New function.
2169 (Sized_incr_relobj::do_finalize_local_symbols): New function.
2170 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
2171 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
2172 (Sized_incr_relobj::do_relocate): New function.
2173 (Sized_incr_relobj::do_set_section_offset): New function.
2174 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
2175 (Sized_incr_dynobj::do_read_symbols): New function.
2176 (Sized_incr_dynobj::do_layout): New function.
2177 (Sized_incr_dynobj::do_add_symbols): New function.
2178 (Sized_incr_dynobj::do_should_include_member): New function.
2179 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
2180 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
2181 (Sized_incr_dynobj::do_section_size): New function.
2182 (Sized_incr_dynobj::do_section_name): New function.
2183 (Sized_incr_dynobj::do_section_contents): New function.
2184 (Sized_incr_dynobj::do_section_flags): New function.
2185 (Sized_incr_dynobj::do_section_entsize): New function.
2186 (Sized_incr_dynobj::do_section_address): New function.
2187 (Sized_incr_dynobj::do_section_type): New function.
2188 (Sized_incr_dynobj::do_section_link): New function.
2189 (Sized_incr_dynobj::do_section_info): New function.
2190 (Sized_incr_dynobj::do_section_addralign): New function.
2191 (Sized_incr_dynobj::do_initialize_xindex): New function.
2192 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
2193 (make_sized_incremental_object): New function.
2194 (Incremental_library::copy_unused_symbols): New function.
2195 (Incremental_library::do_for_all_unused_symbols): New function.
2196 * incremental.h (enum Incremental_input_flags): New type.
2197 (class Incremental_checker): Remove.
2198 (Incremental_input_entry::Incremental_input_entry): Add argument
2200 (Incremental_input_entry::arg_serial): New function.
2201 (Incremental_input_entry::set_is_in_system_directory): New function.
2202 (Incremental_input_entry::is_in_system_directory): New function.
2203 (Incremental_input_entry::arg_serial_): New data member.
2204 (Incremental_input_entry::is_in_system_directory_): New data member.
2205 (class Script_info): Move here from script.h.
2206 (Script_info::Script_info): Add filename parameter.
2207 (Script_info::filename): New function.
2208 (Script_info::filename_): New data member.
2209 (Incremental_script_entry::Incremental_script_entry): Add argument
2211 (Incremental_object_entry::Incremental_object_entry): Likewise.
2212 (Incremental_object_entry::add_input_section): Build list of input
2213 sections with map to original shndx.
2214 (Incremental_object_entry::get_input_section_index): New function.
2215 (Incremental_object_entry::shndx_): New data member.
2216 (Incremental_object_entry::name_key_): Rename; adjust all refs.
2217 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
2218 (Incremental_archive_entry::Incremental_archive_entry): Add argument
2220 (Incremental_inputs::report_archive_begin): Likewise.
2221 (Incremental_inputs::report_object): Likewise.
2222 (Incremental_inputs::report_script): Likewise.
2223 (class Incremental_global_symbol_reader): New class.
2224 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
2225 and store flags and input file type.
2226 (Incremental_input_entry_reader::arg_serial): New function.
2227 (Incremental_input_entry_reader::type): Extract type from flags.
2228 (Incremental_input_entry_reader::is_in_system_directory): New function.
2229 (Incremental_input_entry_reader::get_input_section_count): Call
2230 accessor function for type.
2231 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
2232 function for type; adjust size of global symbol entry.
2233 (Incremental_input_entry_reader::get_global_symbol_count): Call
2234 accessor function for type.
2235 (Incremental_input_entry_reader::get_object_count): Likewise.
2236 (Incremental_input_entry_reader::get_object_offset): Likewise.
2237 (Incremental_input_entry_reader::get_member_count): Likewise.
2238 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
2239 (Incremental_input_entry_reader::get_member_offset): Likewise.
2240 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
2241 (Incremental_input_entry_reader::Global_symbol_info): Remove.
2242 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
2243 (Incremental_input_entry_reader::get_global_symbol_reader): New
2245 (Incremental_input_entry_reader::get_output_symbol_index): New
2247 (Incremental_input_entry_reader::type_): Remove.
2248 (Incremental_input_entry_reader::flags_): New data member.
2249 (Incremental_inputs_reader::input_file_offset): New function.
2250 (Incremental_inputs_reader::input_file_index): New function.
2251 (Incremental_inputs_reader::input_file): Call input_file_offset.
2252 (Incremental_inputs_reader::input_file_at_offset): New function.
2253 (Incremental_relocs_reader::get_r_type): Reformat.
2254 (Incremental_relocs_reader::get_r_shndx): Reformat.
2255 (Incremental_relocs_reader::get_r_offset): Reformat.
2256 (Incremental_relocs_reader::data): New function.
2257 (Incremental_binary::Incremental_binary): Initialize new data members.
2258 (Incremental_binary::check_inputs): Add cmdline parameter.
2259 (Incremental_binary::file_is_unchanged): Remove.
2260 (Input_reader::arg_serial): New function.
2261 (Input_reader::get_unused_symbol_count): New function.
2262 (Input_reader::get_unused_symbol): New function.
2263 (Input_reader::do_arg_serial): New function.
2264 (Input_reader::do_get_unused_symbol_count): New function.
2265 (Input_reader::do_get_unused_symbol): New function.
2266 (Incremental_binary::input_file_count): New function.
2267 (Incremental_binary::get_input_reader): Change signature to use
2268 index instead of filename.
2269 (Incremental_binary::file_has_changed): New function.
2270 (Incremental_binary::get_input_argument): New function.
2271 (Incremental_binary::get_library): New function.
2272 (Incremental_binary::get_script_info): New function.
2273 (Incremental_binary::init_layout): New function.
2274 (Incremental_binary::reserve_layout): New function.
2275 (Incremental_binary::output_file): New function.
2276 (Incremental_binary::do_check_inputs): New function.
2277 (Incremental_binary::do_file_is_unchanged): Remove.
2278 (Incremental_binary::do_file_has_changed): New function.
2279 (Incremental_binary::do_init_layout): New function.
2280 (Incremental_binary::do_reserve_layout): New function.
2281 (Incremental_binary::do_input_file_count): New function.
2282 (Incremental_binary::do_get_input_reader): Change signature.
2283 (Incremental_binary::input_args_map_): New data member.
2284 (Incremental_binary::library_map_): New data member.
2285 (Incremental_binary::script_map_): New data member.
2286 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2288 (Sized_incremental_binary::output_section): New function.
2289 (Sized_incremental_binary::inputs_reader): Add const.
2290 (Sized_incremental_binary::symtab_reader): Add const.
2291 (Sized_incremental_binary::relocs_reader): Add const.
2292 (Sized_incremental_binary::got_plt_reader): Add const.
2293 (Sized_incremental_binary::get_symtab_view): New function.
2294 (Sized_incremental_binary::Inputs_reader): New typedef.
2295 (Sized_incremental_binary::Input_entry_reader): New typedef.
2296 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2297 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2298 (Sized_incremental_binary::do_file_has_changed): New function.
2299 (Sized_incremental_binary::do_init_layout): New function.
2300 (Sized_incremental_binary::do_reserve_layout): New function.
2301 (Sized_input_reader::Inputs_reader): Remove.
2302 (Sized_input_reader::Input_entry_reader): Remove.
2303 (Sized_input_reader::do_arg_serial): New function.
2304 (Sized_input_reader::do_get_unused_symbol_count): New function.
2305 (Sized_input_reader::do_get_unused_symbol): New function.
2306 (Sized_incremental_binary::do_input_file_count): New function.
2307 (Sized_incremental_binary::do_get_input_reader): Change signature;
2308 use index instead of filename.
2309 (Sized_incremental_binary::section_map_): New data member.
2310 (Sized_incremental_binary::input_entry_readers_): New data member.
2311 (class Sized_incr_relobj): New class.
2312 (class Sized_incr_dynobj): New class.
2313 (make_sized_incremental_object): New function.
2314 (class Incremental_library): New class.
2315 * layout.cc (Free_list::num_lists): New static data member.
2316 (Free_list::num_nodes): New static data member.
2317 (Free_list::num_removes): New static data member.
2318 (Free_list::num_remove_visits): New static data member.
2319 (Free_list::num_allocates): New static data member.
2320 (Free_list::num_allocate_visits): New static data member.
2321 (Free_list::init): New function.
2322 (Free_list::remove): New function.
2323 (Free_list::allocate): New function.
2324 (Free_list::dump): New function.
2325 (Free_list::print_stats): New function.
2326 (Layout_task_runner::run): Resize output file for incremental updates.
2327 (Layout::Layout): Initialize new data members.
2328 (Layout::set_incremental_base): New function.
2329 (Layout::init_fixed_output_section): New function.
2330 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2331 incremental updates.
2332 (Layout::create_gold_note): Do not create gold note section for
2333 incremental updates.
2334 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2335 for incremental updates.
2336 (Layout::set_section_offsets): For incremental updates, allocate space
2338 (Layout::create_symtab_sections): Layout with offsets relative to
2339 start of section; for incremental updates, allocate space from free
2341 (Layout::create_shdrs): For incremental updates, allocate space from
2343 (Layout::finish_dynamic_section): For incremental updates, do not
2344 check --as-needed (fixed in subsequent patch).
2345 * layout.h (class Free_list): New class.
2346 (Layout::set_incremental_base): New function.
2347 (Layout::incremental_base): New function.
2348 (Layout::init_fixed_output_section): New function.
2349 (Layout::allocate): New function.
2350 (Layout::incremental_base_): New data member.
2351 (Layout::free_list_): New data member.
2352 * main.cc (main): Print Free_list statistics.
2353 * object.cc (Relobj::finalize_incremental_relocs): Add
2354 clear_counts parameter; clear counts only when clear_counts is set.
2355 (Sized_relobj::Sized_relobj): Initialize new base class.
2356 (Sized_relobj::do_layout): Don't report special sections.
2357 (Sized_relobj::do_for_all_local_got_entries): New function.
2358 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2359 symtab_off to all symbol table offsets.
2360 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2361 * object.h (class Got_offset_list): Move to top of file.
2362 (Object::Object): Allow case where input_file == NULL.
2363 (Object::~Object): Likewise.
2364 (Object::input_file): Assert that input_file != NULL.
2365 (Object::lock): Allow case where input_file == NULL.
2366 (Object::unlock): Likewise.
2367 (Object::is_locked): Likewise.
2368 (Object::token): Likewise.
2369 (Object::release): Likewise.
2370 (Object::is_incremental): New function.
2371 (Object::get_mtime): New function.
2372 (Object::for_all_local_got_entries): New function.
2373 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2374 (Object::set_is_in_system_directory): New function.
2375 (Object::is_in_system_directory): New function.
2376 (Object::do_is_incremental): New function.
2377 (Object::do_get_mtime): New function.
2378 (Object::do_for_all_local_got_entries): New function.
2379 (Object::is_in_system_directory_): New data member.
2380 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2381 (class Sized_relobj_base): New class.
2382 (class Sized_relobj): Derive from Sized_relobj_base.
2383 (class Sized_relobj::Symbols): Redeclare from base class.
2384 (class Sized_relobj::local_got_offset_list): Remove.
2385 (class Sized_relobj::Output_sections): Redeclare from base class.
2386 (class Sized_relobj::do_for_all_local_got_entries): New function.
2387 (class Sized_relobj::write_local_symbols): Add offset parameter.
2388 (class Sized_relobj::local_symbol_offset_): Update comment.
2389 (class Sized_relobj::local_dynsym_offset_): Update comment.
2390 * options.cc (Input_arguments::add_file): Remove const.
2391 * options.h (Input_file_argument::Input_file_argument):
2392 Initialize arg_serial_ (all constructors).
2393 (Input_file_argument::set_arg_serial): New function.
2394 (Input_file_argument::arg_serial): New function.
2395 (Input_file_argument::arg_serial_): New data member.
2396 (Input_arguments::Input_arguments): Initialize file_count_.
2397 (Input_arguments::add_file): Remove const.
2398 (Input_arguments::number_of_input_files): New function.
2399 (Input_arguments::file_count_): New data member.
2400 (Command_line::number_of_input_files): Call
2401 Input_arguments::number_of_input_files.
2402 * output.cc (Output_segment_headers::Output_segment_headers):
2404 (Output_section::Input_section::current_data_size): New function.
2405 (Output_section::Output_section): Initialize new data members.
2406 (Output_section::add_input_section): Don't do merge sections for
2407 an incremental link; allocate space from free list for an
2409 (Output_section::add_output_section_data): Allocate space from
2410 free list for an incremental update.
2411 (Output_section::update_data_size): New function.
2412 (Output_section::set_fixed_layout): New function.
2413 (Output_section::reserve): New function.
2414 (Output_segment::set_section_addresses): Remove const.
2415 (Output_segment::set_section_list_addresses): Remove const; allocate
2416 space from free list for an incremental update.
2417 (Output_segment::set_offset): Adjust size of RELRO segment for an
2419 * output.h (Output_data::current_data_size): Move here from
2421 (Output_data::pre_finalize_data_size): New function.
2422 (Output_data::update_data_size): New function.
2423 (Output_section_headers::update_data_size): new function.
2424 (Output_section_data_build::current_data_size): Move to Output_data.
2425 (Output_data_strtab::update_data_size): New function.
2426 (Output_section::current_data_size): Move to Output_data.
2427 (Output_section::set_fixed_layout): New function.
2428 (Output_section::has_fixed_layout): New function.
2429 (Output_section::reserve): New function.
2430 (Output_section::update_data_size): New function.
2431 (Output_section::has_fixed_layout_): New data member.
2432 (Output_section::free_list_): New data member.
2433 (Output_segment::set_section_addresses): Remove const.
2434 (Output_segment::set_section_list_addresses): Remove const.
2435 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2437 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2439 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2440 parameter when calling Add_symbols constructor; store argument
2441 serial number for members of a lib group.
2442 (Add_symbols::locks): Allow case where token == NULL.
2443 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2444 (Read_member::~Read_member): New function.
2445 (Read_member::is_runnable): New function.
2446 (Read_member::locks): New function.
2447 (Read_member::run): New function.
2448 (Check_script::~Check_script): New function.
2449 (Check_script::is_runnable): New function.
2450 (Check_script::locks): New function.
2451 (Check_script::run): New function.
2452 (Check_library::~Check_library): New function.
2453 (Check_library::is_runnable): New function.
2454 (Check_library::locks): New function.
2455 (Check_library::run): New function.
2456 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2457 (Add_symbols::library_): New data member.
2458 (class Read_member): New class.
2459 (class Check_script): New class.
2460 (class Check_library): New class.
2461 * reloc.cc (Read_relocs::is_runnable): Allow case where
2463 (Read_relocs::locks): Likewise.
2464 (Scan_relocs::locks): Likewise.
2465 (Relocate_task::locks): Likewise.
2466 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2468 (Sized_relobj::incremental_relocs_scan): Fix comment.
2469 (Sized_relobj::do_relocate): Pass output file offset to
2470 write_local_symbols.
2471 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2472 from class declaration.
2473 * script.cc (read_input_script): Allocate Script_info; pass
2474 argument serial number to report_script.
2475 * script.h (class Script_info): Move to incremental.h.
2476 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2477 * symtab.h (Symbol_table::add_from_incrobj): New function.
2478 (Symbol_table::set_file_offset): New function.
2480 2011-04-05 Cary Coutant <ccoutant@google.com>
2482 * incremental-dump.cc (dump_incremental_inputs): Change signature
2483 to take a Sized_incremental_binary; change caller. Use readers
2484 in Sized_incremental_binary.
2486 (Sized_incremental_binary::find_incremental_inputs_sections):
2487 Rename do_find_incremental_inputs_sections to this.
2488 (Sized_incremental_binary::setup_readers): New function.
2489 (Sized_incremental_binary::do_check_inputs): Check
2490 has_incremental_info_ flag; move setup code to setup_readers;
2492 (Sized_incremental_binary::do_file_is_unchanged): New function.
2493 (Sized_incremental_binary::do_get_input_reader): New function.
2494 * incremental.h (class Incremental_binary): Move to end of file.
2495 (Incremental_binary::file_is_unchanged): New function.
2496 (Incremental_binary::do_file_is_unchanged): New function.
2497 (Incremental_binary::Input_reader): New class.
2498 (Incremental_binary::get_input_reader): New function.
2499 (class Sized_incremental_binary): Move to end of file.
2500 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2501 input section reader classes.
2502 (Sized_incremental_binary::has_incremental_info): New function.
2503 (Sized_incremental_binary::inputs_reader): New function.
2504 (Sized_incremental_binary::symtab_reader): New function.
2505 (Sized_incremental_binary::relocs_reader): New function.
2506 (Sized_incremental_binary::got_plt_reader): New function.
2507 (Sized_incremental_binary::do_file_is_unchanged): New function.
2508 (Sized_incremental_binary::Sized_input_reader): New class.
2509 (Sized_incremental_binary::get_input_reader): New function.
2510 (Sized_incremental_binary::find_incremental_inputs_sections):
2511 Rename do_find_incremental_inputs_sections to this.
2512 (Sized_incremental_binary::setup_readers): New function.
2513 (Sized_incremental_binary::has_incremental_info_): New data member.
2514 (Sized_incremental_binary::inputs_reader_): New data member.
2515 (Sized_incremental_binary::symtab_reader_): New data member.
2516 (Sized_incremental_binary::relocs_reader_): New data member.
2517 (Sized_incremental_binary::got_plt_reader_): New data member.
2518 (Sized_incremental_binary::current_input_file_): New data member.
2520 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2523 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2526 2011-03-30 Cary Coutant <ccoutant@google.com>
2528 * archive.cc (Archive::include_member): Adjust call to report_object.
2529 (Add_archive_symbols::run): Add script_info to call to
2530 report_archive_begin.
2531 (Lib_group::include_member): Adjust call to report_object.
2532 (Add_lib_group_symbols::run): Adjust call to report_object.
2533 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2534 blocks. Add object count for script input files.
2535 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2536 script_info parameter; change all callers.
2537 (Incremental_inputs::report_object): Add script_info parameter;
2539 (Incremental_inputs::report_script): Store backpointer to
2540 incremental info entry.
2541 (Output_section_incremental_inputs::set_final_data_size): Record
2542 additional information for scripts.
2543 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2544 * incremental.h (Incremental_script_entry::add_object): New function.
2545 (Incremental_script_entry::get_object_count): New function.
2546 (Incremental_script_entry::get_object): New function.
2547 (Incremental_script_entry::objects_): New data member; adjust
2549 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2550 (Incremental_inputs::report_object): Add script_info parameter.
2551 (Incremental_inputs_reader::get_object_count): New function.
2552 (Incremental_inputs_reader::get_object_offset): New function.
2553 * options.cc (Input_arguments::add_file): Return reference to
2555 * options.h (Input_argument::set_script_info): New function.
2556 (Input_argument::script_info): New function.
2557 (Input_argument::script_info_): New data member; adjust all
2559 (Input_file_group::add_file): Return reference to new input argument.
2560 (Input_file_lib::add_file): Likewise.
2561 (Input_arguments::add_file): Likewise.
2562 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2563 * script.cc (Parser_closure::Parser_closure): Add script_info
2564 parameter; adjust all callers.
2565 (Parser_closure::script_info): New function.
2566 (Parser_closure::script_info_): New data member.
2567 (read_input_script): Report scripts earlier to incremental info.
2568 (script_add_file): Set script_info in Input_argument.
2569 (script_add_library): Likewise.
2570 * script.h (Script_options::Script_info): Rewrite class.
2572 2011-03-29 Cary Coutant <ccoutant@google.com>
2574 * archive.cc (Library_base::should_include_member): Move
2575 method here from class Archive.
2576 (Archive::Archive): Initialize base class.
2577 (Archive::should_include_member): Move to base class.
2578 (Archive::do_for_all_unused_symbols): New function.
2579 (Add_archive_symbols::run): Remove redundant access to
2581 (Lib_group::Lib_group): Initialize base class.
2582 (Lib_group::do_filename): New function.
2583 (Lib_group::include_member): Pass pointer to Lib_group to
2585 (Lib_group::do_for_all_unused_symbols): New function.
2586 (Add_lib_group_symbols::run): Report archive information for
2588 * archive.h (class Library_base): New base class.
2589 (class Archive): Derive from Library_base.
2590 (Archive::filename): Move to base class.
2591 (Archive::set_incremental_info): Likewise.
2592 (Archive::incremental_info): Likewise.
2593 (Archive::Should_include): Likewise.
2594 (Archive::should_include_member): Likewise.
2595 (Archive::Armap_entry): Remove.
2596 (Archive::Unused_symbol_iterator): Remove.
2597 (Archive::unused_symbols_begin): Remove.
2598 (Archive::unused_symbols_end): Remove.
2599 (Archive::do_filename): New function.
2600 (Archive::do_get_mtime): New function.
2601 (Archive::do_for_all_unused_symbols): New function.
2602 (Archive::task_): Move to base class.
2603 (Archive::incremental_info_): Likewise.
2604 (class Lib_group): Derive from Library_base.
2605 (Lib_group::do_filename): New function.
2606 (Lib_group::do_get_mtime): New function.
2607 (Lib_group::do_for_all_unused_symbols): New function.
2608 (Lib_group::task_): Move to base class.
2609 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2611 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2613 * incremental.cc (Incremental_inputs::report_archive_begin):
2614 Use Library_base; call library's get_mtime; add incremental inputs
2615 entry before members.
2616 (class Unused_symbol_visitor): New class.
2617 (Incremental_inputs::report_archive_end): Use Library_base; use
2618 visitor class to record unused symbols; don't add incremental inputs
2619 entry after members.
2620 (Incremental_inputs::report_object): Use Library_base.
2622 (Incremental_archive_entry::Incremental_archive_entry): Remove
2623 unused Archive parameter.
2624 (Incremental_inputs::report_archive_begin): Use Library_base.
2625 (Incremental_inputs::report_archive_end): Likewise.
2626 (Incremental_inputs::report_object): Likewise.
2627 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2629 * object.h (Object::for_all_global_symbols): New function.
2630 (Object::do_for_all_global_symbols): New function.
2631 (Sized_relobj::do_for_all_global_symbols): New function.
2632 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2634 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2637 2011-03-27 Ian Lance Taylor <iant@google.com>
2639 * archive.cc (Archive::interpret_header): Return -1 if something
2640 goes wrong. Change callers accordingly.
2642 2011-03-25 Cary Coutant <ccoutant@google.com>
2644 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2645 * testsuite/Makefile.in: Regenerate.
2647 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
2649 * plugin.cc (get_view): New.
2650 (Plugin::load): Pass get_view to the plugin.
2651 (Plugin_manager::get_view): New.
2653 2011-03-21 Ian Lance Taylor <iant@google.com>
2655 * testsuite/final_layout.sh: Rewrite to not use dc.
2656 * testsuite/relro_test.sh: Fail if dc is not present.
2658 2011-03-21 Sriraman Tallam <tmsriram@google.com>
2660 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2662 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2663 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2665 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2666 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2668 2011-03-14 Ian Lance Taylor <iant@google.com>
2670 * script-sections.cc (Sort_output_sections::script_compare):
2671 Rename from is_before, change return type.
2672 (Sort_output_sections::operator()): Adjust accordingly.
2674 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2677 * testsuite/odr_violation2.cc: Add comment to make all error line
2678 numbers double digits.
2679 * testsuite/debug_msg.sh: Adjust expected errors.
2681 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2683 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2684 but mark earlier ones as non-canonical
2685 (offset_to_iterator): Update search target and example
2686 (do_addr2line): Return extra lines in a vector*
2687 (format_file_lineno): Extract from do_addr2line
2688 (one_addr2line): Add vector* out-param
2689 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2690 when a lineno entry appeared last for its instruction
2691 (Dwarf_line_info): Add vector* out-param
2692 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2693 * symtab.cc (Odr_violation_compare): Include the lineno in the
2695 (linenos_from_loc): New. Combine the canonical line for an
2696 address with its other lines.
2697 (True_if_intersect): New. Helper functor to make
2698 std::set_intersection a query.
2699 (detect_odr_violations): Compare sets of lines instead of just
2700 one line for each function. This became less deterministic, but
2701 has fewer false positives.
2702 * symtab.h: Declarations.
2703 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2704 mix an optimized and non-optimized object in the same binary
2705 (odr_violation2.so): Same.
2706 * testsuite/Makefile.in: Regenerate from Makefile.am.
2707 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2708 * testsuite/debug_msg.sh: Update line numbers and add
2710 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2711 non-optimized context.
2712 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2713 isn't inlined, and use OdrDerived in an optimized context.
2714 * testsuite/odr_header1.h: Defines OdrDerived, where
2715 optimization will change the
2716 first-instruction-in-the-destructor's file and line number.
2717 * testsuite/odr_header2.h: Defines OdrBase.
2719 2011-03-09 Ian Lance Taylor <iant@google.com>
2721 * fileread.cc (File_read::clear_views): Don't delete the whole
2724 2011-03-08 Ian Lance Taylor <iant@google.com>
2727 * fileread.cc: #include <climits>.
2728 (GOLD_IOV_MAX): Define.
2729 (File_read::read_multiple): Limit number of entries by iov_max.
2730 * fileread.h (class File_read): Always set max_readv_entries to
2733 2011-03-07 Ian Lance Taylor <iant@google.com>
2736 * options.h (class General_options): Add -dy and -dn.
2738 2011-03-02 Cary Coutant <ccoutant@google.com>
2740 * testsuite/script_test_9.t: Add TLS segment.
2742 2011-03-02 Simon Baldwin <simonb@google.com>
2744 * configure.ac: Add check for gnu_indirect_function support in
2745 the toolchain building binutils.
2746 * configure: Rebuild.
2748 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2750 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2751 plugin only symbols.
2752 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2753 in plugin files as not needed in the symbol table.
2755 2011-02-11 Sriraman Tallam <tmsriram@google.com>
2757 * output.cc (Output_section::add_input_section): Delay fill
2758 generation for section ordering.
2760 2011-02-09 Ian Lance Taylor <iant@google.com>
2763 * object.h (class Sized_relobj): Remove clear_local_symbols.
2764 * reloc.cc (Sized_relobj::do_relocate): Don't call
2765 clear_local_symbols.
2767 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2769 * plugin.cc (is_visible_from_outside): Return true for symbols
2772 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2774 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2777 2011-02-02 Sriraman Tallam <tmsriram@google.com>
2779 * icf.h (is_section_foldable_candidate): Change type of parameter
2781 * icf.cc (Icf::find_identical_sections): Change type of local variable
2782 section_name to be std::string.
2783 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2785 2011-01-25 Ian Lance Taylor <iant@google.com>
2787 * script.cc (script_add_extern): Rewrite to use
2788 add_symbol_reference.
2790 2011-01-25 Doug Kwan <dougkwan@google.com>
2792 * icf.cc (get_section_contents): Always lock section's object.
2794 2011-01-24 Ian Lance Taylor <iant@google.com>
2796 * options.h (class General_options): Accept
2797 --no-detect-odr-violations.
2799 2011-01-24 Ian Lance Taylor <iant@google.com>
2801 * version.cc (version_string): Bump to 1.11.
2803 2011-01-24 Ian Lance Taylor <iant@google.com>
2805 * plugin.cc (class Plugin_rescan): Define new class.
2806 (Plugin_manager::claim_file): Set any_claimed_.
2807 (Plugin_manager::save_archive): New function.
2808 (Plugin_manager::save_input_group): New function.
2809 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2811 (Plugin_manager::new_undefined_symbol): New function.
2812 (Plugin_manager::rescan): New function.
2813 (Plugin_manager::rescannable_defines): New function.
2814 (Plugin_manager::add_input_file): Set any_added_.
2815 * plugin.h (class Plugin_manager): define new fields rescannable_,
2816 undefined_symbols_, any_claimed_, and any_added_. Declare
2817 Plugin_rescan as friend. Declare new functions.
2818 (Plugin_manager::Rescannable): Define type.
2819 (Plugin_manager::Rescannable_list): Define type.
2820 (Plugin_manager::Undefined_symbol_list): Define type.
2821 (Plugin_manager::Plugin_manager): Initialize new fields.
2822 * archive.cc (Archive::defines_symbol): New function.
2823 (Add_archive_symbols::run): Pass archive to plugins if any.
2824 * archive.h (class Archive): Declare defines_symbol.
2825 * readsyms.cc (Input_group::~Input_group): New function.
2826 (Finish_group::run): Pass input_group to plugins if any.
2827 * readsyms.h (class Input_group): Declare destructor.
2828 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2831 2011-01-10 Ian Lance Taylor <iant@google.com>
2833 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2835 (Layout::set_segment_offsets): Reset increase_relro before calling
2836 set_section_addresses a second time.
2838 2011-01-04 Cary Coutant <ccoutant@google.com>
2840 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2841 sections before NOBITS sections.
2843 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2845 * version.cc (print_version): Update copyright to 2011.
2847 2010-12-23 Cary Coutant <ccoutant@google.com>
2849 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2850 of OS to this->add. Add OD parameter to second form of the function.
2852 2010-12-20 Ian Lance Taylor <iant@google.com>
2854 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2855 second of two consecutive entries with same offset.
2857 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2859 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2860 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2861 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2862 to avoid unneeded links against $(LDADD).
2863 * testsuite/Makefile.in: Regenerate.
2865 2010-12-15 Ian Lance Taylor <iant@google.com>
2868 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2869 for R_X86_64_32 and R_X86_64_PC32.
2870 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2871 ver_matching_def_pic.o.
2872 (ver_matching_def_pic.o): New target.
2874 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2876 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2877 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2878 Move definition before File_read::View member definitions.
2879 (File_read::View::~View): Initialize and hold lock before
2880 updating current_mapped_bytes.
2882 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2884 * dwarf_reader.cc: Remove outdated comment.
2885 * gold-threads.cc: Fix typo in error message.
2886 * archive.cc: Fix typos in comments.
2887 * archive.h: Likewise.
2888 * arm-reloc-property.cc: Likewise.
2889 * arm-reloc-property.h: Likewise.
2890 * arm-reloc.def: Likewise.
2892 * attributes.h: Likewise.
2893 * cref.cc: Likewise.
2894 * ehframe.cc: Likewise.
2895 * fileread.h: Likewise.
2897 * i386.cc: Likewise.
2899 * incremental.h: Likewise.
2900 * int_encoding.cc: Likewise.
2901 * layout.h: Likewise.
2902 * main.cc: Likewise.
2903 * merge.h: Likewise.
2904 * object.cc: Likewise.
2905 * object.h: Likewise.
2906 * options.cc: Likewise.
2907 * readsyms.cc: Likewise.
2908 * reduced_debug_output.cc: Likewise.
2909 * reloc.cc: Likewise.
2910 * script-sections.cc: Likewise.
2911 * sparc.cc: Likewise.
2912 * symtab.h: Likewise.
2913 * target-reloc.h: Likewise.
2914 * target.cc: Likewise.
2915 * target.h: Likewise.
2916 * timer.cc: Likewise.
2917 * timer.h: Likewise.
2918 * x86_64.cc: Likewise.
2920 2010-12-09 Cary Coutant <ccoutant@google.com>
2922 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2924 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2925 parameter; change all callers.
2926 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2927 * options.h (warn_execstack): New option.
2929 2010-12-07 Doug Kwan <dougkwan@google.com>
2931 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2932 like function call relocations.
2934 2010-12-07 Ian Lance Taylor <iant@google.com>
2936 * archive.cc (Archive::get_elf_object_for_member): Permit
2937 punconfigured to be NULL.
2938 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2939 (Archive::include_member): Pass NULL to get_elf_object_for_member
2940 if we searched for the archive and this is the first included
2943 2010-12-01 Ian Lance Taylor <iant@google.com>
2945 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2946 track_relocs_type_ field.
2947 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2948 Set track_relocs_type_.
2949 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2950 contents when using RELA relocs.
2951 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2953 * reloc.cc (Track_relocs::next_addend): New function.
2954 * reloc.h (class Track_relocs): Declare next_addend.
2956 2010-12-01 Ian Lance Taylor <iant@google.com>
2958 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2961 2010-12-01 Ian Lance Taylor <iant@google.com>
2963 * README: Update compilers known to work and fail.
2965 2010-11-23 Matthias Klose <doko@ubuntu.com>
2967 * configure.in: For --enable-gold, handle value `default' instead of
2968 `both*'. Always install ld as ld.bfd, install as ld if gold is
2970 * configure: Regenerate.
2972 2010-11-18 Doug Kwan <dougkwan@google.com>
2974 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2975 and right_alignment to be zero. Store result alignment only if it is
2976 greater than existing alignment.
2978 2010-11-16 Cary Coutant <ccoutant@google.com>
2981 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2982 Check for ".zdebug_line".
2984 2010-11-16 Doug Kwan <dougkwan@google.com>
2985 Cary Coutant <ccoutant@google.com>
2987 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2988 by reference; adjust all callers.
2989 * output.cc (Output_segment::set_section_addresses): Adjust references
2990 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2992 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2993 end at page boundary.
2995 2010-11-16 Cary Coutant <ccoutant@google.com>
2998 * layout.cc (Layout::choose_output_section): Transform names of
2999 compressed sections even when using a script with a SECTIONS clause.
3000 (Layout::output_section_name): Remove code to transform
3001 compressed debug section names.
3002 * output.cc (Output_section::add_input_section): Use uncompressed
3003 section size when tracking input sections.
3005 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
3007 * symtab.h (Symbol::NON_PIC_REF): Remove.
3008 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
3009 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
3010 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
3011 (Symbol::use_plt_offset): Take a flags argument and pass it
3012 directly to needs_dynamic_reloc. Restrict check for undefined
3013 weak symbols to function calls.
3014 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
3015 (Target_arm::Scan::global): Use it.
3016 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
3017 (Target_arm::Relocate::relocate): Likewise.
3018 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
3019 parameter with an r_type parameter. Use get_reference_flags
3021 (Target_arm::Relocate::relocate): Update accordingly.
3022 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
3023 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
3024 (Target_i386::Scan::global): Likewise.
3025 (Target_i386::Relocate::relocate): Likewise.
3026 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
3027 parameter with an r_type parameter. Use get_reference_flags
3029 (Target_i386::Relocate::relocate): Update accordingly.
3030 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
3031 (Target_powerpc::Scan::global): Use it.
3032 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
3033 (Target_powerpc::Relocate::relocate): Likewise.
3034 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
3035 (Target_sparc::Scan::global): Use it.
3036 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
3037 (Target_sparc::Relocate::relocate): Likewise.
3038 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
3039 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
3040 (Target_x86_64::Scan::global): Likewise.
3041 (Target_x86_64::Relocate::relocate): Likewise.
3043 2010-11-08 Doug Kwan <dougkwan@google.com>
3044 Cary Coutant <ccoutant@google.com>
3046 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
3047 (Arm_exidx_merge_section::section_contents_): New data member.
3048 (Arm_input_section::Arm_input_section): Initialize original_contents_.
3049 (Arm_input_section::~Arm_input_section): De-allocate memory.
3050 (Arm_input_section::original_contents_): New data member.
3051 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
3052 in parameters instead of calling Object::section_contents without
3054 (Arm_output_section::group_section): New parameter TASK. Pass it
3055 to callees that need locking objects.
3056 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
3057 to lock EXIDX input sections. Fix a formatting issue. Call
3058 Arm_exidx_merged_section::build_contents to create merged section
3060 (Arm_output_section::create_stub_group): New parameter TASK. Use it
3061 to lock object of stub table owner.
3062 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
3063 TEXT_SIZE to initialize data member TEXT_SIZE_.
3064 (Arm_exidx_input_section::addralign): Fix typo in comment.
3065 (Arm_exidx_input_section::text_size): New method.
3066 (Target_arm::do_relax): New parameter TASK. Pass it to callees
3067 that require locking objects. Lock objects before scanning for stubs
3068 and updating local symbols.
3069 (Arm_input_section<big_endian>::init): Copy contents of original
3071 (Arm_input_section<big_endian>::do_write): Use saved contents of
3072 original input section instead of calling Object::section_contents
3074 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
3075 size without calling Object::section_size().
3076 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
3077 for size. Allocate a buffer for merged EXIDX entries.
3078 (Arm_exidx_merged_section::build_contents): New method.
3079 (Arm_exidx_merged_section::do_write): Move merge section contents
3080 building code to Arm_exidx_merged_section::build_contetns. Write
3081 out contetns in buffer instead of building it on the fly.
3082 (Arm_relobj::make_exidx_input_section): Also pass text section size
3083 to Arm_exidx_input_section constructor.
3084 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
3085 (Arm_dynobj::do_read_symbols): Fix memory leak.
3086 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
3087 * target.h: (class Task): Add forward declaration.
3088 (Target::relax): Add new parameter TASK and pass it to
3090 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
3092 2010-11-05 Cary Coutant <ccoutant@google.com>
3095 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
3096 object when reading from the file.
3097 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
3099 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
3100 when reading section contents.
3101 (get_section_contents): Likewise.
3102 (icf::find_identical_sections): Likewise.
3103 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
3104 object when reading from the file.
3105 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
3106 the object when doing deferred section layout.
3108 2010-11-03 Nick Clifton <nickc@redhat.com>
3111 * script.h (class Symbol_assignment: name): New member. Returns
3112 the name of the symbol.
3113 * scrfipt.cc (Script_options::is_pending_assignment): New member.
3114 Returns true if the given symbol name is on the list of
3115 assignments wating to be processed.
3116 * archive.cc (should_incldue_member): If the symbol is undefined,
3117 check to see if it is on the list of symbols pending assignment.
3119 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
3121 * script-sections.cc (Script_sections::find_memory_region): Check
3122 for a NULL output section pointer.
3124 2010-10-29 Doug Kwan <dougkwan@google.com>
3126 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
3127 Output_section::add_relaxed_input_section.
3128 * output.cc (Output_section::add_relaxed_input_section): Add new
3129 arguments LAYOUT and NAME. Set section order index.
3130 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3131 Copy section order index.
3132 * output.h (Output_section::add_relaxed_input_section): Add new
3133 arguments LAYOUT and NAME.
3135 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3137 * testsuite/Makefile.am: Move gcctestdir/ld rule to
3138 NATIVE_OR_CROSS_LINKER.
3139 * testsuite/Makefile.in: Regenerate.
3141 2010-10-20 Doug Kwan <dougkwan@google.com>
3143 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
3144 without SHF_LINK_ORDER flags.
3145 * layout.cc (Layout::choose_output_section): Do not filter
3146 SHF_LINK_ORDER flag in a relocatable link.
3148 2010-10-17 Cary Coutant <ccoutant@google.com>
3150 * output.h (Output_segment::set_section_addresses): Change function
3151 signature. Update all callers.
3152 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
3154 (Output_segment::set_section_addresses): Align after last TLS
3155 section. Add padding before last relro section instead of after.
3157 2010-10-17 Doug Kwan <dougkwan@google.com>
3159 * gold/arm.cc (Target_arm::got_section): Use correct order and set
3160 GOT output section to be writable.
3162 2010-10-14 Cary Coutant <ccoutant@google.com>
3164 * debug.h (DEBUG_INCREMENTAL): New flag.
3165 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
3166 * gold.cc (queue_initial_tasks): Check parameters for incremental link
3168 * incremental.cc (report_command_line): Ignore all forms of
3170 * layout.cc (Layout::Layout): Check parameters for incremental link
3172 * options.cc (General_options::parse_incremental): New function.
3173 (General_options::parse_no_incremental): New function.
3174 (General_options::parse_incremental_full): New function.
3175 (General_options::parse_incremental_update): New function.
3176 (General_options::incremental_mode_): New data member.
3177 (General_options::finalize): Check incremental_mode_.
3178 * options.h (General_options): Update help text for --incremental.
3179 Add --no-incremental, --incremental-full, --incremental-update.
3180 (General_options::Incremental_mode): New enum type.
3181 (General_options::incremental_mode): New function.
3182 (General_options::incremental_mode_): New data member.
3183 * parameters.cc (Parameters::incremental_mode_): New data member.
3184 (Parameters::set_options): Set incremental_mode_.
3185 (Parameters::set_incremental_full): New function.
3186 (Parameters::incremental): New function.
3187 (Parameters::incremental_update): New function.
3188 (set_parameters_incremental_full): New function.
3189 * parameters.h (Parameters::set_incremental_full): New function.
3190 (Parameters::incremental): New function.
3191 (Parameters::incremental_update): New function.
3192 (Parameters::incremental_mode_): New data member.
3193 (set_parameters_incremental_full): New function.
3194 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
3195 incremental link mode.
3196 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
3197 (Sized_relobj::do_relocate_sections): Likewise.
3198 * testsuite/Makefile.am (incremental_test): Use --incremental-full
3200 * testsuite/Makefile.in: Regenerate.
3201 * testsuite/incremental_test.sh: Filter all forms of --incremental.
3203 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3205 * script-sections.h (class Script_sections): Make
3206 Sections_elements typedef public.
3207 * script-sections.cc (class Sort_output_sections): Add elements_
3208 field. Add constructor which sets it; change all callers.
3209 (Sort_output_sections::is_before): New function.
3210 (Sort_output_sections::operator()): Call is_before.
3211 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
3213 * testsuite/script_test_10.sh: New test. Test script section
3215 * testsuite/script_test_10.t: Likewise.
3216 * testsuite/script_test_10.s: Likewise.
3217 * testsuite/Makefile.am: Wrap the cross linker tests and the
3218 common tests into NATIVE_OR_CROSS_LINKER.
3219 (check_SCRIPTS): Add script_test_10.sh.
3220 (check_DATA): Add script_test_10.stdout.
3221 (script_test_10.o, script_test_10): New targets.
3222 (script_test_10.stdout): New target.
3223 * configure, testsuite/Makefile.in: Regenerate.
3225 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3227 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
3228 error for the deprecated relocations.
3229 (Target_arm::Scan::global): Likewise.
3230 (Target_arm::Relocate::relocate): Likewise.
3232 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3234 * fileread.cc (Input_file::find_file): Initialize *found_name
3235 and *namep when using the fallback search for case 4.
3237 2010-10-11 Cary Coutant <ccoutant@google.com>
3239 * options.h (class General_options): Redefine -z lazy as an alias for
3240 the negation of -z now.
3242 2010-10-11 Ian Lance Taylor <iant@google.com>
3244 * resolve.cc (symbol_to_bits): Report the value of the unsupported
3247 2010-10-06 Nick Clifton <nickc@redhat.com>
3249 * script-sections.cc(class Memory_region): Remove
3250 current_lma_offset_ field. Rename current_vma_offset_ to
3251 current_offset_. Add last_section_ field.
3252 (Memory_region::get_current_vma_address): Rename to
3253 get_current_address.
3254 (Memory_region::get_current_lma_address): Delete.
3255 (Memory_region::increment_vma_offset): Rename to
3257 (Memory_region::increment_lma_offset): Delete.
3258 (Memory_region::attributes_compatible): New method. Returns
3259 true if the provided section is compatible with the region.
3260 (Memory_region::get_last_section): New method. Returns the last
3261 section to use the region.
3262 (Memory_region::set_last_section): New method. Stores the last
3263 section to use the region.
3264 (Script_sections::block_in_region): New method. Returns true if
3265 a block of memory is contained within a region.
3266 (Script_sections::find_memory_region): New method. Locates a
3267 memory region to be used to set a VMA or LMA address.
3268 (Output_section_definition::set_section_addresses): Add code to
3269 check for addresses set by memory regions.
3270 (Output_segment::set_section_addresses): Remove memory region
3272 (Script_sections::create_segment): Add a warning if a header
3273 segment is created outside of any region.
3274 * script-sections.h (class Script_sections): Add prototypes for
3275 find_memory_region and block_in_region methods.
3276 * testsuite/memory_test.s: Use .long instead of .word.
3277 * testsuite/memory_test.t: Add some more output sections.
3278 * testsuite/memory_test.sh: Update expected output.
3280 2010-10-02 Doug Kwan <dougkwan@google.com>
3282 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3283 defintion to symtab.h
3284 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3285 declaration to defintion.
3287 2010-10-01 Nick Clifton <nickc@redhat.com>
3289 * expression.cc (eval): Replace dummy argument with NULL.
3290 (eval_maybe_dot): Check for a NULL result section pointer.
3291 (Symbol_expression::value): Likewise.
3292 (Dot_expression::value): Likewise.
3293 (BINARY_EXPRESSION): Likewise.
3294 (Max_expression::value): Likewise.
3295 (Min_expression::value): Likewise.
3296 (Absolute_expression::value): Likewise.
3297 (Addr_expression::value_from_output_section): Likewise.
3298 (Loaddddr_expression::value_from_output_section): Likewise.
3299 (Segment_start_expression::value): Likewise.
3300 * script-sections.cc
3301 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3303 (Sections_elememt_dot_assignment::set_section_addresses):
3305 (Output_data_expression::do_write_to_buffer): Likewise.
3306 (Output_section_definition::finalize_symbols): Likewise.
3307 (Output_section_definition::set_section_addresses): Likewise.
3309 2010-09-30 Doug Kwan <dougkwan@google.com>
3311 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3313 2010-09-28 Sriraman Tallam <tmsriram@google.com>
3315 * target.h (Target::can_icf_inline_merge_sections): New virtual
3317 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3319 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3321 * icf.cc (get_section_contents): Inline merge sections only when
3324 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3326 * configure: Regenerate.
3328 2010-09-17 Ian Lance Taylor <iant@google.com>
3330 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
3331 * testsuite/Makefile.am (memory_test.o): New target.
3332 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3334 * testsuite/Makefile.in: Rebuild.
3336 2010-09-17 Doug Kwan <dougkwan@google.com>
3338 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3339 defintion if relocation uses GOT entries of the symbol.
3340 * testsuite/icf_safe_test.sh: Fix test.
3341 * testsuite/icf_safe_so_test.sh: Fix test.
3343 2010-09-16 Cary Coutant <ccoutant@google.com>
3345 * script_sections.cc (class Memory_region): Remove "NULL" from
3346 vector initializations.
3348 2010-09-15 Cary Coutant <ccoutant@google.com>
3350 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3351 Resolve forwarding symbols.
3353 2010-09-15 Doug Kwan <dougkwan@google.com>
3355 * gold/testsuite/script_test_3.t: Add ARM special sections.
3356 * gold/testsuite/script_test_4.t: Same.
3357 * gold/testsuite/script_test_5.t: Same.
3358 * gold/testsuite/script_test_6.t: Same.
3359 * gold/testsuite/script_test_7.t: Same.
3360 * gold/testsuite/script_test_7.t: Same.
3361 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3363 2010-09-14 Cary Coutant <ccoutant@google.com>
3365 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3366 (Target_x86_64::Relocate::relocate_tls): Replace check for
3367 saw_tls_block_reloc_ with test for executable section.
3369 2010-09-12 Cary Coutant <ccoutant@google.com>
3371 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3372 position-independent executables to shared libraries need dynamic
3374 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3375 position-independent executables.
3376 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3377 * testsuite/Makefile.in: Regenerate.
3379 2010-09-10 Nick Clifton <nickc@redhat.com>
3382 * testsuite/memory_test.t: Discard any sections that are not
3385 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3388 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3389 "This::" to work around a bug in gcc 4.2.
3391 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3393 2010-09-09 Rafael Espindola <espindola@google.com>
3395 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3396 sections with different PF_X flags in the same segment.
3397 (Layout::find_first_load_seg): Search all segments to find the first
3399 * options.h (rosegment): New.
3401 2010-09-08 Rafael Espindola <espindola@google.com>
3403 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
3405 2010-09-08 Doug Kwan <dougkwan@google.com>
3407 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3408 (Arm_relobj::do_relocate_sections): Add new parameter for output
3409 file to match the parent.
3410 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3411 of local symbols instead of input values. Update code to track
3412 changes in gold::relocate_section.
3413 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3414 (Sized_relobj::compute_final_local_value_internal): New methods.
3415 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3416 body into private version of Sized_relobj::compute_final_local_value.
3417 Call the inline method.
3418 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3419 merged symbol value if there is one.
3420 (Symbol_value::has_output_value): New method defintiion.
3421 (Sized_relobj::Compute_final_local_value_status): New enum type.
3422 (Sized_relobj::compute_final_local_value): New methods.
3423 (Sized_relobj::compute_final_local_value_internal): New methods.
3424 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3425 and arm_cortex_a8.sh.
3426 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3427 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3429 * Makefile.in: Regenerate.
3430 * testsuite/arm_bl_out_of_range.s: Update test.
3431 * testsuite/thumb_bl_out_of_range.s: Ditto.
3432 * testsuite/thumb_blx_out_of_range.s: Ditto.
3433 * testsuite/arm_branch_out_of_range.sh: New file.
3434 * testsuite/arm_cortex_a8.sh: Ditto.
3435 * testsuite/arm_cortex_a8_b.s: Ditto.
3436 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3437 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3438 * testsuite/arm_cortex_a8_bl.s: Ditto.
3439 * testsuite/arm_cortex_a8_blx.s: Ditto.
3440 * testsuite/arm_cortex_a8_local.s: Ditto.
3441 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3442 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3444 2010-09-08 Rafael Espindola <espindola@google.com>
3446 * Makefile.am (memory_test.stdout): Run readelf with -W.
3447 * Makefile.in: Regenerate.
3448 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3451 2010-09-08 Rafael Espindola <espindola@google.com>
3453 * script-sections.cc (Script_sections::add_memory_region): Convert
3454 field precision to int.
3455 * script.cc (script_set_section_region, script_set_section_region):
3456 Convert field precision to int.
3458 2010-09-08 Rafael Espindola <espindola@google.com>
3460 * arm.cc (do_finalize_sections): Create the __exidx_start and
3461 __exdix_end symbols even when the section is missing.
3463 2010-09-08 Nick Clifton <nickc@redhat.com>
3465 * README: Remove claim that MEMORY is not supported.
3466 * expression.cc (script_exp_function_origin)
3467 (script_exp_function_length): Move from here to ...
3468 * script.cc: ... here.
3469 (script_set_section_region, script_add_memory)
3470 (script_parse_memory_attr, script_include_directive): New
3472 * script-sections.cc
3473 (class Memory_region): New class.
3474 (class Output_section_definition): Add set_memory_region,
3475 set_section_vma, set_section_lma and get_section_name methods.
3476 (class Script_Sections): Add add_memory_region,
3477 find_memory_region, find_memory_region_origin,
3478 find_memory_region_length and set_memory_region methods.
3479 Have set_section_addresses method walk the list of set memory
3481 Extend the print methos to display memory regions.
3482 * script-sections.h: Add prototypes for new methods.
3483 Add enum for MEMORY region attributes.
3484 * yyscript.y: Add support for parsing MEMORY regions.
3485 * script-c.h: Add prototypes for new functions.
3486 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3487 * testsuite/Makefile.in: Regenerate.
3488 * testsuite/memory_test.sh: New script.
3489 * testsuite/memory_test.s: New assembler source file.
3490 * testsuite/memory_test.t: New linker script.
3492 2010-08-27 Doug Kwan <dougkwan@google.com>
3494 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3495 reference override an existing dynamic weak reference.
3496 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3497 * testsuite/Makefile.in: Regenerate.
3498 * testsuite/dyn_weak_ref.sh: New file.
3499 * testsuite/dyn_weak_ref_1.c: Ditto.
3500 * testsuite/dyn_weak_ref_2.c: Ditto.
3502 2010-08-27 Ian Lance Taylor <iant@google.com>
3504 * incremental.h (class Incremental_input_entry): Add virtual
3507 2010-08-27 Ian Lance Taylor <iant@google.com>
3509 * testsuite/start_lib_test_3.c: Mark t3 as used.
3511 2010-08-27 Nick Clifton <nickc@redhat.com>
3513 * options.cc (version_script): Fix small typo in previous
3516 2010-08-25 Nick Clifton <nickc@redhat.com>
3518 * archive.cc: Formatting fixes: Remove whitespace between
3519 typename and following asterisk. Remove whitespace between
3520 function name and opening parenthesis.
3521 * archive.h: Likewise.
3523 * attributes.cc: Likewise.
3524 * attributes.h: Likewise.
3525 * common.cc: Likewise.
3526 * copy-relocs.cc: Likewise.
3527 * dirsearch.h: Likewise.
3528 * dynobj.cc: Likewise.
3529 * ehframe.cc: Likewise.
3530 * ehframe.h: Likewise.
3531 * expression.cc: Likewise.
3532 * fileread.cc: Likewise.
3533 * fileread.h: Likewise.
3535 * gold-threads.cc: Likewise.
3536 * gold.cc: Likewise.
3537 * i386.cc: Likewise.
3539 * incremental-dump.cc: Likewise.
3540 * incremental.cc: Likewise.
3541 * layout.cc: Likewise.
3542 * layout.h: Likewise.
3543 * main.cc: Likewise.
3544 * merge.cc: Likewise.
3545 * merge.h: Likewise.
3546 * object.cc: Likewise.
3547 * object.h: Likewise.
3548 * options.cc: Likewise.
3549 * options.h: Likewise.
3550 * output.cc: Likewise.
3551 * output.h: Likewise.
3552 * plugin.cc: Likewise.
3553 * plugin.h: Likewise.
3554 * powerpc.cc: Likewise.
3555 * reloc.cc: Likewise.
3556 * script-c.h: Likewise.
3557 * script-sections.cc: Likewise.
3558 * script.cc: Likewise.
3559 * stringpool.cc: Likewise.
3560 * symtab.cc: Likewise.
3561 * symtab.h: Likewise.
3562 * target.cc: Likewise.
3563 * timer.cc: Likewise.
3564 * timer.h: Likewise.
3565 * version.cc: Likewise.
3566 * x86_64.cc: Likewise.
3568 2010-08-24 Nick Clifton <nickc@redhat.com>
3571 * layout.cc (segment_precedes): Sort segments by their physical
3572 addresses, if they have been set.
3574 2010-08-23 Cary Coutant <ccoutant@google.com>
3576 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3578 (Lib_group::include_member): Unlock object after deleting its
3580 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3583 2010-08-19 Neil Vachharajani <nvachhar@google.com>
3584 Cary Coutant <ccoutant@google.com>
3586 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3587 constructor, and set_blocker.
3588 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3590 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3591 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3592 * testsuite/Makefile.am (start_lib_test): New test case.
3593 * testsuite/Makefile.in: Regenerate.
3594 * testsuite/start_lib_test_main.c: New file.
3595 * testsuite/start_lib_test_1.c: New file.
3596 * testsuite/start_lib_test_2.c: New file.
3597 * testsuite/start_lib_test_3.c: New file.
3599 2010-08-19 Ian Lance Taylor <iant@google.com>
3601 * Makefile.in: Rebuild with automake 1.11.1.
3602 * aclocal.m4: Likewise.
3603 * testsuite/Makefile.in: Likewise.
3605 2010-08-19 Ian Lance Taylor <iant@google.com>
3608 * i386.cc (class Output_data_plt_i386): Update declarations.
3609 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3610 local_ifuncs_ fields.
3611 (Target_i386::do_plt_section_for_global): New function.
3612 (Target_i386::do_plt_section_for_local): New function.
3613 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3614 parameter; change all callers. Initialize global_ifuncs_ and
3615 local_ifuncs_. If doing a static link define __rel_iplt_start and
3617 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3618 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3619 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3621 (Target_i386::make_plt_section): New function, broken out of
3622 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3623 (Target_i386::make_plt_entry): Call make_plt_section.
3624 (Target_i386::make_local_ifunc_plt_entry): New function.
3625 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3626 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3627 R_386_IRELATIVE to switch.
3628 (Target_i386::Scan::global): Likewise.
3629 (Target_i386::Relocate::relocate): Likewise.
3630 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3632 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3633 (Target_x86_64::do_plt_section_for_global): New function.
3634 (Target_x86_64::do_plt_section_for_local): New function.
3635 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3636 parameter; change all callers. If doing a static link define
3637 __rela_iplt_start and __rela_iplt_end.
3638 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3639 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3640 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3642 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3643 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3645 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3646 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3647 R_X86_64_IRELATIVE to switch.
3648 (Target_x86_64::Scan::global): Likewise.
3649 (Target_x86_64::Relocate::relocate): Likewise.
3650 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3652 * target.h (class Target): Add plt_section_for_global and
3653 plt_section_for_local functions. Add do_plt_section_for_global
3654 and do_plt_section_for_local virtual functions.
3655 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3656 clarifying comments.
3657 (Symbol::use_plt_offset): Handle IFUNC symbol.
3658 * object.cc (Sized_relobj::Sized_relobj): Initialize
3660 (Sized_relobj::local_has_plt_offset): New function.
3661 (Sized_relobj::local_plt_offset): New function.
3662 (Sized_relobj::set_local_plt_offset): New function.
3663 (Sized_relobj::do_count): Handle IFUNC symbol.
3664 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3665 a bit away from input_shndx_ field. Add set_is_func_symbol and
3666 is_ifunc_symbol functions.
3667 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3668 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3669 local_plt_offsets_ field.
3670 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3671 * output.h (class Output_section_data): Add non-const
3672 output_section function.
3673 (class Output_data_got): Update declarations.
3674 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3675 Add use_plt_offset parameter to global and local constructors.
3676 Change all callers. Change local_sym_index_ field to 31 bits.
3677 Change GSYM_CODE and CONSTANT_CODE accordingly.
3678 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3679 doing a static link don't set sh_link field.
3680 (Output_data_got::Got_entry::write): Use PLT offset if
3682 (Output_data_got::add_global_plt): New function.
3683 (Output_data_got::add_local_plt): New function.
3684 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3685 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3686 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3687 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3688 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3690 * testsuite/ifunc-sel.h: New file.
3691 * testsuite/ifuncmain1.c: New file.
3692 * testsuite/ifuncmain1vis.c: New file.
3693 * testsuite/ifuncmod1.c: New file.
3694 * testsuite/ifuncdep2.c: New file.
3695 * testsuite/ifuncmain2.c: New file.
3696 * testsuite/ifuncmain3.c: New file.
3697 * testsuite/ifuncmod3.c: New file.
3698 * testsuite/ifuncmain4.c: New file.
3699 * testsuite/ifuncmain5.c: New file.
3700 * testsuite/ifuncmod5.c: New file.
3701 * testsuite/ifuncmain6pie.c: New file.
3702 * testsuite/ifuncmod6.c: New file.
3703 * testsuite/ifuncmain7.c: New file.
3704 * configure, testsuite/Makefile.in: Rebuild.
3706 2010-08-18 Ian Lance Taylor <iant@google.com>
3709 (Output_section_incremental_inputs::write_input_files): Add cast
3710 to avoid signed/unsigned comparison warning.
3711 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3713 2010-08-12 Cary Coutant <ccoutant@google.com>
3715 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3717 2010-08-13 Ian Lance Taylor <iant@google.com>
3719 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3721 2010-08-12 Cary Coutant <ccoutant@google.com>
3722 Doug Kwan <dougkwan@google.com>
3724 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3725 defintion overrides non-weak undef, remember that the original undef
3727 * symtab.cc (Symbol_table::sized_write_global): For undef without
3728 an original weak binding, set binding to global in output.
3729 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3730 * testsuite/Makefile.in: Regenerate.
3731 * testsuite/strong_ref_weak_def.sh: New file.
3732 * testsuite/strong_ref_weak_def_1.c: Ditto.
3733 * testsuite/strong_ref_weak_def_2.c: Ditto.
3735 2010-08-12 Cary Coutant <ccoutant@google.com>
3737 * testsuite/incremental_test.sh: Rewrite.
3738 * testsuite/incremental_test_1.c: Rewrite.
3739 * testsuite/incremental_test_2.c: Rewrite.
3741 2010-08-12 Cary Coutant <ccoutant@google.com>
3743 * arm.cc (Target_arm::got_size): Add const.
3744 (Target_arm::got_entry_count): New function.
3745 (Target_arm::plt_entry_count): New function.
3746 (Target_arm::first_plt_entry_offset): New function.
3747 (Target_arm::plt_entry_size): New function.
3748 (Output_data_plt_arm::entry_count): New function.
3749 (Output_data_plt_arm::first_plt_entry_offset): New function.
3750 (Output_data_plt_arm::get_plt_entry_size): New function.
3751 * i386.cc (Target_i386::got_size): Add const.
3752 (Target_i386::got_entry_count): New function.
3753 (Target_i386::plt_entry_count): New function.
3754 (Target_i386::first_plt_entry_offset): New function.
3755 (Target_i386::plt_entry_size): New function.
3756 (Output_data_plt_i386::entry_count): New function.
3757 (Output_data_plt_i386::first_plt_entry_offset): New function.
3758 (Output_data_plt_i386::get_plt_entry_size): New function.
3759 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3760 find_incremental_inputs_sections. Dump incremental_got_plt section.
3761 * incremental.cc: Include target.h.
3762 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3763 parameter. Adjust all callers. Find incremental_got_plt section.
3764 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3766 (Output_section_incremental_inputs::set_final_data_size): Calculate
3767 size of incremental_got_plt section.
3768 (Output_section_incremental_inputs::do_write): Write the
3769 incremental_got_plt section.
3770 (Got_plt_view_info): New struct.
3771 (Local_got_offset_visitor): New class.
3772 (Global_got_offset_visitor): New class.
3773 (Global_symbol_visitor_got_plt): New class.
3774 (Output_section_incremental_inputs::write_got_plt): New function.
3775 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3776 Add parameter. Adjust all callers.
3777 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3778 (Incremental_inputs::got_plt_section): New function.
3779 (Incremental_inputs::got_plt_section_): New data member.
3780 (Incremental_got_plt_reader): New class.
3781 * layout.cc (Layout::create_incremental_info_sections): Add the
3782 incremental_got_plt section.
3783 * object.h (Got_offset_list::get_list): New function.
3784 (Got offset_list::for_all_got_offsets): New function.
3785 (Sized_relobj::local_got_offset_list): New function.
3786 * powerpc.cc (Target_powerpc::got_size): Add const.
3787 (Target_powerpc::got_entry_count): New function.
3788 (Target_powerpc::plt_entry_count): New function.
3789 (Target_powerpc::first_plt_entry_offset): New function.
3790 (Target_powerpc::plt_entry_size): New function.
3791 (Output_data_plt_powerpc::entry_count): New function.
3792 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3793 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3794 * sparc.cc (Target_sparc::got_size): Add const.
3795 (Target_sparc::got_entry_count): New function.
3796 (Target_sparc::plt_entry_count): New function.
3797 (Target_sparc::first_plt_entry_offset): New function.
3798 (Target_sparc::plt_entry_size): New function.
3799 (Output_data_plt_sparc::entry_count): New function.
3800 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3801 (Output_data_plt_sparc::get_plt_entry_size): New function.
3802 * symtab.h (Symbol::got_offset_list): New function.
3803 (Symbol_table::for_all_symbols): New function.
3804 * target.h (Sized_target::got_entry_count): New function.
3805 (Sized_target::plt_entry_count): New function.
3806 (Sized_target::plt_entry_size): New function.
3807 * x86_64.cc (Target_x86_64::got_size): Add const.
3808 (Target_x86_64::got_entry_count): New function.
3809 (Target_x86_64::plt_entry_count): New function.
3810 (Target_x86_64::first_plt_entry_offset): New function.
3811 (Target_x86_64::plt_entry_size): New function.
3812 (Output_data_plt_x86_64::entry_count): New function.
3813 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3814 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3816 2010-08-12 Cary Coutant <ccoutant@google.com>
3818 * archive.cc: Include incremental.h.
3819 (Archive::Archive): Initialize incremental_info_.
3820 (Archive::include_member): Record archive members in incremental info.
3821 (Add_archive_symbols::run): Record begin and end of an archive in
3823 (Lib_group::include_member): Record objects in incremental info.
3824 * archive.h (Incremental_archive_entry): Forward declaration.
3825 (Archive::set_incremental_info): New member function.
3826 (Archive::incremental_info): New member function.
3827 (Archive::Unused_symbol_iterator): New class.
3828 (Archive::unused_symbols_begin): New member function.
3829 (Archive::unused_symbols_end): New member function.
3830 (Archive::incremental_info_): New data member.
3831 * incremental-dump.cc (find_input_containing_global): New function.
3832 (dump_incremental_inputs): Dump new incremental info sections.
3833 * incremental.cc: Include symtab.h.
3834 (Output_section_incremental_inputs): New class.
3835 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3836 new incremental info sections.
3837 (Sized_incremental_binary::do_check_inputs): Likewise.
3838 (Incremental_inputs::report_archive): Remove.
3839 (Incremental_inputs::report_archive_begin): New function.
3840 (Incremental_inputs::report_archive_end): New function.
3841 (Incremental_inputs::report_object): New function.
3842 (Incremental_inputs::finalize_inputs): Remove.
3843 (Incremental_inputs::report_input_section): New function.
3844 (Incremental_inputs::report_script): Rewrite.
3845 (Incremental_inputs::finalize): Do nothing but finalize string table.
3846 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3847 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3848 (Incremental_inputs::create_data_sections): New function.
3849 (Incremental_inputs::relocs_entsize): New function.
3850 (Output_section_incremental_inputs::set_final_data_size): New function.
3851 (Output_section_incremental_inputs::do_write): New function.
3852 (Output_section_incremental_inputs::write_header): New function.
3853 (Output_section_incremental_inputs::write_input_files): New function.
3854 (Output_section_incremental_inputs::write_info_blocks): New function.
3855 (Output_section_incremental_inputs::write_symtab): New function.
3856 * incremental.h (Incremental_script_entry): Forward declaration.
3857 (Incremental_object_entry): Forward declaration.
3858 (Incremental_archive_entry): Forward declaration.
3859 (Incremental_inputs): Forward declaration.
3860 (Incremental_inputs_header_data): Remove.
3861 (Incremental_inputs_header): Remove.
3862 (Incremental_inputs_header_write): Remove.
3863 (Incremental_inputs_entry_data): Remove.
3864 (Incremental_inputs_entry): Remove.
3865 (Incremental_inputs_entry_write): Remove.
3866 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3867 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3868 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3869 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3871 (Incremental_input_entry): New class.
3872 (Incremental_script_entry): New class.
3873 (Incremental_object_entry): New class.
3874 (Incremental_archive_entry): New class.
3875 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3876 (Incremental_inputs::report_inputs): Remove.
3877 (Incremental_inputs::report_archive): Remove.
3878 (Incremental_inputs::report_archive_begin): New function.
3879 (Incremental_inputs::report_archive_end): New function.
3880 (Incremental_inputs::report_object): Change prototype.
3881 (Incremental_inputs::report_input_section): New function.
3882 (Incremental_inputs::report_script): Change prototype.
3883 (Incremental_inputs::get_reloc_count): New function.
3884 (Incremental_inputs::set_reloc_count): New function.
3885 (Incremental_inputs::create_data_sections): New function.
3886 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3887 (Incremental_inputs::inputs_section): New function.
3888 (Incremental_inputs::symtab_section): New function.
3889 (Incremental_inputs::relocs_section): New function.
3890 (Incremental_inputs::get_stringpool): Add const.
3891 (Incremental_inputs::command_line): Add const.
3892 (Incremental_inputs::inputs): Remove.
3893 (Incremental_inputs::command_line_key): New function.
3894 (Incremental_inputs::input_file_count): New function.
3895 (Incremental_inputs::input_files): New function.
3896 (Incremental_inputs::relocs_entsize): New function.
3897 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3898 (Incremental_inputs::finalize_inputs): Remove.
3899 (Incremental_inputs::Input_info): Remove.
3900 (Incremental_inputs::lock_): Remove.
3901 (Incremental_inputs::inputs_): Change type.
3902 (Incremental_inputs::inputs_map_): Remove.
3903 (Incremental_inputs::current_object_entry_): New data member.
3904 (Incremental_inputs::inputs_section_): New data member.
3905 (Incremental_inputs::symtab_section_): New data member.
3906 (Incremental_inputs::relocs_section_): New data member.
3907 (Incremental_inputs::reloc_count_): New data member.
3908 (Incremental_inputs_reader): New class.
3909 (Incremental_symtab_reader): New class.
3910 (Incremental_relocs_reader): New class.
3911 * layout.cc (Layout::finalize): Move finalization of incremental info
3912 and creation of incremental info sections to follow finalization of
3913 symbol table. Set offsets for postprocessing sections.
3914 (Layout::create_incremental_info_sections): Call
3915 Incremental_inputs::create_data_sections. Add incremental symtab
3916 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3917 sections to layout after input sections.
3918 * layout.h (struct Timespec): Forward declaration.
3919 (Layout::incremental_inputs): Add const.
3920 (Layout::create_incremental_info_sections): Add parameter.
3921 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3922 * object.cc: Include incremental.h.
3923 (Relobj::finalize_incremental_relocs): New function.
3924 (Sized_relobj::do_layout): Record input sections in incremental info.
3925 * object.h (Object::output_section): New function.
3926 (Object::output_section_offset): Moved from Relobj.
3927 (Object::get_incremental_reloc_base): New function.
3928 (Object::get_incremental_reloc_count): New function.
3929 (Object::do_output_section): New function.
3930 (Object::do_output_section_offset): Moved from Relobj.
3931 (Object::do_get_incremental_reloc_base): New function.
3932 (Object::do_get_incremental_reloc_count): New function.
3933 (Object::Object): Initialize new data members.
3934 (Relobj::output_section): Renamed do_output_section and moved to
3936 (Relobj::output_section_offset): Moved to Object.
3937 (Relobj::do_get_incremental_reloc_base): New function.
3938 (Relobj::do_get_incremental_reloc_count): New function.
3939 (Relobj::allocate_incremental_reloc_counts): New function.
3940 (Relobj::count_incremental_reloc): New function.
3941 (Relobj::finalize_incremental_relocs): New function.
3942 (Relobj::next_incremental_reloc_index): New function.
3943 (Relobj::reloc_counts_): New data member.
3944 (Relobj::reloc_bases_): New data member.
3945 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3946 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3947 (Sized_relobj::incremental_relocs_scan): New function.
3948 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3949 (Sized_relobj::incremental_relocs_write): New function.
3950 (Sized_relobj::incremental_relocs_write_reltype): New function.
3951 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3953 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3954 archives and object files elsewhere.
3955 (Add_symbols::run): Report object files here.
3956 (Finish_group::run): Report end of archive at end of group.
3957 * reloc.cc: Include layout.h, incremental.h.
3958 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3959 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3960 (Sized_relobj::incremental_relocs_scan): New function.
3961 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3962 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3963 (Sized_relobj::incremental_relocs_write): New function.
3964 (Sized_relobj::incremental_relocs_write_reltype): New function.
3965 * script.cc (read_input_script): Rewrite test for incremental link.
3966 Change call to Incremental_inputs::report_script.
3967 * symtab.h (Symbol_table::first_global_index): New function.
3968 (Symbol_table::output_count): New function.
3970 2010-08-12 Doug Kwan <dougkwan@google.com>
3972 * arm.cc (Target_arm::merge_object_attributes): Check command line
3973 options --no-wchar-size-warning and --no-enum-size-warning.
3974 * options.h (General_options): Add ld-compatible options
3975 --no-enum-size-warning and --no-wchar-size-warning.
3977 2010-08-04 Ian Lance Taylor <iant@google.com>
3979 * x86_64.cc (Target_x86_64::Scan::local): Use
3980 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3981 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3982 (Target_x86_64::Scan::global): Likewise.
3983 (Target_x86_64::Relocate::relocate): Likewise.
3984 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3987 2010-08-03 Cary Coutant <ccoutant@google.com>
3989 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3990 to reserve space in merged_strings vector. Keep total input size
3992 (Output_merge_string::do_print_merge_stats): Print total input size.
3993 * merge.h (Output_merge_string): Add input_size_ field.
3994 * stringpool.cc (Stringpool_template::string_length): Move
3995 implementations out of Stringpool_template class and place in
3997 * stringpool.h (string_length): Move out of Stringpool_template.
3999 2010-08-03 Ian Lance Taylor <iant@google.com>
4002 * layout.cc (relaxation_loop_body): If address of load segment is
4003 set, adjust address to include headers if possible.
4005 2010-08-03 Ian Lance Taylor <iant@google.com>
4007 * version.cc (version_string): Bump to 1.10.
4009 2010-08-03 Ian Lance Taylor <iant@google.com>
4012 * layout.h (enum Output_section_order): Define.
4013 (class Layout): Update declarations.
4014 * layout.cc (Layout::get_output_section): Add order parameter.
4015 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
4016 is_first_non_relro parameters. Change all callers.
4017 (Layout::choose_output_section): Likewise.
4018 (Layout::add_output_section_data): Likewise.
4019 (Layout::make_output_section): Likewise. Set order.
4020 (Layout::default_section_order): New function.
4021 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
4022 * output.cc (Output_section::Output_section): Initialize order_.
4023 Don't initialize deleted fields.
4024 (Output_segment::Output_segment): Don't initialize deleted
4026 (Output_segment::add_output_section_to_load): New function
4027 replacing add_output_section. Change all callers to call this or
4028 add_output_section_to_nonload.
4029 (Output_segment::add_output_section_to_nonload): New function.
4030 (Output_segment::remove_output_section): Rewrite.
4031 (Output_segment::add_initial_output_data): Likewise.
4032 (Output_segment::has_any_data_sections): Likewise.
4033 (Output_segment::is_first_section_relro): Likewise.
4034 (Output_segment::maximum_alignment): Likewise.
4035 (Output_segment::has_dynamic_reloc): New function replacing
4036 dynamic_reloc_count. Change all callers.
4037 (Output_segment::has_dynamic_reloc_list): New function replacing
4038 dynamic_reloc_count_list. Change all callers.
4039 (Output_segment::set_section_addresses): Rewrite.
4040 (Output_segment::set_offset): Rewrite.
4041 (Output_segment::find_first_and_last_list): Remove.
4042 (Output_segment::set_tls_offsets): Rewrite.
4043 (Output_segment::first_section_load_address): Likewise.
4044 (Output_segment::output_section_count): Likewise.
4045 (Output_segment::section_with_lowest_load_address): Likewise.
4046 (Output_segment::write_section_headers): Likewise.
4047 (Output_segment::print_sections_to_map): Likewise.
4048 * output.h (class Output_data): Remove dynamic_reloc_count_
4049 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
4050 (Output_data::add_dynamic_reloc): Rewrite.
4051 (Output_data::has_dynamic_reloc): New function.
4052 (Output_data::dynamic_reloc_count): Remove.
4053 (class Output_section): Add order_ field. Remvoe is_relro_local_,
4054 is_last_relro_, is_first_non_relro_, is_interp_,
4055 is_dynamic_linker_section_ fields. Add order and set_order
4056 functions. Remove is_relro_local, set_is_relro_local,
4057 is_last_relro, set_is_last_relro, is_first_non_relro,
4058 set_is_first_non_relro functions, is_interp, set_is_interp,
4059 is_dynamic_linker_section, and set_is_dynamic_linker_section
4061 (class Output_segment): Change Output_data_list from std::list to
4062 std:;vector. Add output_lists_ field. Remove output_data_ and
4063 output_bss_ fields. Update declarations.
4065 2010-08-02 Ian Lance Taylor <iant@google.com>
4067 * arm.cc (Target_arm::gc_process_relocs): Use typename.
4068 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
4069 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
4071 2010-08-02 Ian Lance Taylor <iant@google.com>
4074 * script.cc (Script_options::Script_options): Initialize
4075 symbol_definitions_ and symbol_references_.
4076 (Script_options::add_symbol_assignment): Update
4077 symbol_definitions_ and symbol_references_.
4078 (Script_options::add_symbol_reference): New function.
4079 (script_symbol): New function.
4080 * script.h (class Script_options): Add symbol_definitions_ and
4081 symbol_references_ fields.
4082 (Script_options::referenced_const_iterator): New type.
4083 (Script_options::referenced_begin): New function.
4084 (Script_options::referenced_end): New function.
4085 (Script_options::is_referenced): New function.
4086 (Script_options::any_unreferenced): New function.
4087 * script-c.h (script_symbol): Declare.
4088 * yyscript.y (exp): Call script_symbol.
4089 * symtab.cc: Include "script.h".
4090 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
4091 Change all callers. Check symbols referenced by scripts.
4092 (Symbol_table::add_undefined_symbols_from_command_line): Add
4093 layout parameter. Change all callers.
4094 (Symbol_table::do_add_undefined_symbols_from_command_line):
4095 Likewise. Break out loop body. Check symbols referenced by
4097 (Symbol_table::add_undefined_symbol_from_command_line): New
4098 function broken out of
4099 do_add_undefined_symbols_from_command_line.
4100 * symtab.h (class Symbol_table): Update declarations.
4101 * archive.cc: Include "layout.h".
4102 (Archive::should_include_member): Add layout parameter. Change
4103 all callers. Check for symbol mentioned in expression.
4104 * archive.h (class Archive): Update declaration.
4105 * object.cc (Sized_relobj::do_should_include_member): Add layout
4107 * object.h (Object::should_include_member): Add layout parameter.
4109 (Object::do_should_include_member): Add layout parameter.
4110 (class Sized_relobj): Update declaration.
4111 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
4113 * dynobj.h (class Sized_dynobj): Update declaration.
4114 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
4116 * plugin.h (class Sized_pluginobj): Update declaration.
4118 2010-08-02 Ian Lance Taylor <iant@google.com>
4121 * output.cc (Output_segment::set_offset): Search for the first and
4122 last sections rather than assuming that the list is in order.
4123 (Output_segment::find_first_and_last_list): New function.
4124 * output.h (class Output_segment): Update declarations.
4125 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4126 (relro_strip_test_SOURCES): New variable.
4127 (relro_strip_test_DEPENDENCIES): New variable.
4128 (relro_strip_test_LDFLAGS): New variable.
4129 (relro_strip_test_LDADD): New variable.
4130 (relro_strip_test.so): New target.
4132 2010-08-02 Ian Lance Taylor <iant@google.com>
4134 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
4135 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
4136 (Target_i386::got_tlsdesc_section): New function.
4137 (Target_i386::got_section): Create space for GOT entries for
4138 TLSDESC relocations.
4139 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
4141 (Target_i386::Scan::global): Likewise.
4142 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
4144 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
4145 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
4146 (Target_x86_64::got_tlsdesc_section): New function.
4147 (Target_x86_64::got_section): Create space for GOT entries for
4148 TLSDESC relocations.
4149 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
4151 (Target_x86_64::Scan::global): Likewise.
4152 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
4155 2010-08-02 Ian Lance Taylor <iant@google.com>
4157 * testsuite/final_layout.sh: Use dc to convert from hex to
4160 2010-07-29 Sriraman Tallam <tmsriram@google.com>
4162 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
4163 paramter to the call to gold::gc_process_relocs.
4164 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
4165 paramter to the call to gold::gc_process_relocs.
4166 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
4167 parameter to the call to gold::gc_process_relocs.
4168 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
4169 template parameter to the call to gold::gc_process_relocs.
4170 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
4171 paramter to the call to gold::gc_process_relocs.
4172 * gc.h (get_embedded_addend_size): New function.
4173 (gc_process_relocs): Save the size of the reloc for use by ICF.
4174 * icf.cc (get_section_contents): Get the addend from the text section
4175 for SHT_REL relocation sections.
4176 * icf.h (Icf::Reloc_addend_size_info): New typedef.
4177 (Icf::Reloc_info): Add new member reloc_addend_size_info.
4178 * int_encoding.h (read_from_pointer): New overloaded function.
4179 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
4180 * testsuite/icf_sht_rel_addend_test.sh: New file.
4181 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
4182 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
4184 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4186 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4187 * Makefile.in: Regenerate.
4188 * testsuite/Makefile.in: Regenerate.
4190 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
4192 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
4193 * gold/testsuite/debug_msg.cc: Likewise.
4194 * gold/testsuite/odr_violation1.cc
4195 * gold/testsuite/odr_violation2.cc
4197 2010-07-21 Cary Coutant <ccoutant@google.com>
4199 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4200 string, and length fields.
4201 (Output_merge_string::Merged_strings_list): New type.
4202 (Output_merge_string::Merged_strings_lists): New typedef.
4203 (Output_merge_string): Replace merged_strings_ with
4204 merged_strings_lists_.
4205 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
4206 Merged_strings_list per input object and section. Don't store pointer
4207 to the string. Don't store length with each merged string entry.
4208 (Output_merge_string::finalize_merged_data): Loop over list of merged
4209 strings lists. Recompute length of each merged string.
4211 2010-07-15 Cary Coutant <ccoutant@google.com>
4213 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
4216 2010-07-14 Ian Lance Taylor <iant@google.com>
4218 * descriptors.cc (Descriptors::open): Report correct name in error
4221 2010-07-13 Doug Kwan <dougkwan@google.com>
4223 * arm.cc (Arm_input_section::Arm_input_section): For a
4224 SHT_ARM_EXIDX section, always keeps the input sections.
4225 (Arm_input_section::set_exidx_section_link): New method.
4226 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
4227 has_errors_ to false.
4228 (Arm_exidx_input_section::has_errors,
4229 Arm_exidx_input_section::set_has_errors): New methods.
4230 (Arm_exidx_input_section::has_errors_): New data member.
4231 (Arm_relobj::get_exidx_shndx_list): New method.
4232 (Arm_output_section::append_text_sections_to_list): Do not skip
4233 section without SHF_EXECINSTR.
4234 (Arm_output_section::fix_exidx_coverage): Skip input sections with
4236 (Arm_relobj::make_exidx_input_section): Add new parameter for text
4237 section header. Make error messages more verbose. Check for
4238 a non-executable section linked to an EXIDX section.
4239 (Arm_relobj::do_read_symbols): Remove error checking, which has been
4240 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
4241 check that there is no deferred EXIDX section if we exit early.
4242 Instead of not making an EXIDX section in case of an error, make one
4243 and set the has_errors flag of it.
4244 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
4245 in a relocatable link.
4246 (Target_arm::do_relax): Look for the EXIDX output section instead of
4247 assuming that it is called .ARM.exidx.
4248 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4249 section list. Do not check for SHF_EXECINSTR section flags but
4250 skip any input section with errors.
4251 * output.cc (Output_section::Output_section): Initialize
4252 always_keeps_input_sections_ to false.
4253 (Output_section::add_input_section): Check for
4254 always_keeps_input_sections_.
4255 * output.h (Output_section::always_keeps_input_sections,
4256 Output_section::set_always_keeps_input_sections): New methods.
4257 (Output_section::always_keeps_input_sections): New data member.
4259 2010-07-13 Rafael Espindola <espindola@google.com>
4261 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4262 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4264 2010-07-13 Philip Herron <herron.philip@googlemail.com>
4265 Ian Lance Taylor <iant@google.com>
4267 * output.h (Output_section_lookup_maps::add_merge_section):
4268 Correct check of whether value was inserted.
4269 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4270 (Output_section_lookup_maps::add_relaxed_input_section):
4272 * arm.cc (Target_arm::got_section): Remove used local os.
4273 * i386.cc (Target_i386::got_section): Likewise.
4274 * x86_64.cc (Target_x86_64::got_section): Likewise.
4275 * sparc.cc (Target_sparc::got_section): Likewise.
4276 (Target_sparc::relocate): Remove unused local have_got_offset.
4277 * powerpc.cc (Target_powerpc::relocate): Likewise.
4279 2010-07-13 Ian Lance Taylor <iant@google.com>
4281 * compressed_output.cc (zlib_decompress): Fix signature in
4284 * archive.cc (Archive::include_member): Unlock an external member
4285 of a thin archive. Don't bother to delete an object we know is
4288 2010-07-12 Cary Coutant <ccoutant@google.com>
4290 * compressed_output.cc (zlib_decompress): New function.
4291 (get_uncompressed_size): New function.
4292 (decompress_input_section): New function.
4293 * compressed_output.h (get_uncompressed_size): New function.
4294 (decompress_input_section): New function.
4295 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4296 Handle compressed debug sections.
4297 * layout.cc (is_compressed_debug_section): New function.
4298 (Layout::output_section_name): Map compressed section names to
4300 * layout.h (is_compressed_debug_section): New function.
4301 (is_debug_info_section): Recognize compressed debug sections.
4302 * merge.cc: Include compressed_output.h.
4303 (Output_merge_data::do_add_input_section): Handle compressed
4305 (Output_merge_string::do_add_input_section): Handle compressed
4307 * object.cc: Include compressed_output.h.
4308 (Sized_relobj::Sized_relobj): Initialize new data members.
4309 (build_compressed_section_map): New function.
4310 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4311 * object.h (Object::section_is_compressed): New method.
4312 (Object::do_section_is_compressed): New method.
4313 (Sized_relobj::Compressed_section_map): New type.
4314 (Sized_relobj::do_section_is_compressed): New method.
4315 (Sized_relobj::compressed_sections_): New data member.
4316 * output.cc (Output_section::add_input_section): Handle compressed
4318 * reloc.cc: Include compressed_output.h.
4319 (Sized_relobj::write_sections): Handle compressed debug sections.
4321 2010-07-08 Cary Coutant <ccoutant@google.com>
4323 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4324 weak when resolving to a dynamic def.
4325 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4326 for weak undef/dynamic def cases. Adjust callers.
4327 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4328 undef_binding_weak_.
4329 (Symbol_table::sized_write_globals): Adjust symbol binding.
4330 (Symbol_table::sized_write_symbol): Add binding parameter.
4331 * symtab.h (Symbol::set_undef_binding): New method.
4332 (Symbol::is_undef_binding_weak): New method.
4333 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4334 (Symbol_table::should_override): Add new parameter.
4335 (Symbol_table::sized_write_symbol): Add new parameter.
4337 * testsuite/weak_undef_file1.cc: Add new test case.
4338 * testsuite/weak_undef_file2.cc: Fix header comment.
4339 * testsuite/weak_undef_test.cc: Add new test case.
4341 2010-06-29 Doug Kwan <dougkwan@google.com>
4343 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4344 Initialize USE_SYMBOL_.
4345 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4347 (Arm_reloc_property::uses_symbol_): New data member declaration.
4348 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4349 uses symbol value and symbol is undefined but not weakly undefined.
4351 2010-06-28 Rafael Espindola <espindola@google.com>
4353 * plugin.cc (Plugin::load): Use dlerror.
4355 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4357 * symtab.cc (detect_odr_violations): When reporting an ODR
4358 violation, report an object where the symbol is defined.
4360 2010-06-25 Doug Kwan <dougkwan@google.com>
4362 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4363 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4365 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4366 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4367 target hook to detect function points.
4368 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4369 * icf.h (Icf::check_section_for_function_pointers): Change type of
4370 parameter SECTION_NAME to const reference to std::string. Use
4371 target hook to determine if section may have unsafe pointers.
4372 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4375 2010-06-21 Rafael Espindola <espindola@google.com>
4377 * fileread.cc (Input_file::find_fie): New
4378 (Input_file::open): Use Input_file::find_fie.
4379 * fileread.h (Input_file::find_fie): New
4380 * plugin.cc (set_extra_library_path): New.
4381 (Plugin::load): Add set_extra_library_path to the transfer vector.
4382 (Plugin_manager::set_extra_library_path): New.
4383 (Plugin_manager::add_input_file): Use the extra search path if set.
4384 (set_extra_library_path(): New.
4385 * plugin.h (Plugin_manager): Add set_extra_library_path and
4388 2010-06-19 Cary Coutant <ccoutant@google.com>
4390 * layout.cc (gdb_sections): Add .debug_types.
4391 (lines_only_debug_sections): Likewise.
4393 2010-06-18 Rafael Espindola <espindola@google.com>
4395 * plugin.cc (add_input_file,add_input_library)
4396 (Plugin_manager::add_input_file): Make filename arguments const.
4397 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4400 2010-06-16 Doug Kwan <dougkwan@google.com>
4402 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4403 .ARM.attributes section if we have not merged any input
4404 attributes sections.
4406 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4408 * arm.cc: Allow combining objects with no EABI version
4411 2010-06-15 Rafael Espindola <espindola@google.com>
4413 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4415 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4417 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4418 (struct iovec): Correct !HAVE_READV definition.
4420 2010-06-10 Cary Coutant <ccoutant@google.com>
4422 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4423 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4425 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4428 * symtab.h (Symbol::is_placeholder): New member function.
4429 * target-reloc.h (relocate_section): Check for placeholder symbols.
4431 * testsuite/Makefile.am (plugin_test_8): New test.
4432 (plugin_test_9): New test.
4433 * testsuite/Makefile.in: Regenerate.
4435 2010-06-09 Nick Clifton <nickc@redhat.com>
4437 * yyscript.y (input_list_element): Allow strings prefixed with
4438 the '-' character. Treat these as libraries.
4439 * script.cc (script_add_library): New function. Adds a library
4440 specified by "-l<name>" found in an input script.
4441 * script-c.h: Add prototype for script_add_library.
4443 2010-06-07 Doug Kwan <dougkwan@google.com>
4445 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4446 Restrict stub-group size to be within long conditional branch
4447 range when working around cortex-A8 erratum.
4449 2010-06-07 Damien Diederen <dd@crosstwine.com>
4451 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4454 2010-06-03 Sriraman Tallam <tmsriram@google.com>
4458 (Output_section::Input_section_sort_entry::compare_section_ordering):
4459 Change to return non-zero correctly.
4460 (Output_section::Input_section_sort_section_order_index_compare
4461 ::operator()): Change to fix ambiguity in comparisons.
4463 2010-06-01 Sriraman Tallam <tmsriram@google.com>
4465 * gold.h (is_wildcard_string): New function.
4466 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4467 (Layout::layout_eh_frame): Ditto.
4468 (Layout::find_section_order_index): New method.
4469 (Layout::read_layout_from_file): New method.
4470 * layout.h (Layout::find_section_order_index): New method.
4471 (Layout::read_layout_from_file): New method.
4472 (Layout::input_section_position_): New private member.
4473 (Layout::input_section_glob_): New private member.
4474 * main.cc (main): Call read_layout_from_file here.
4475 * options.h (--section-ordering-file): New option.
4476 * output.cc (Output_section::input_section_order_specified_): New
4478 (Output_section::Output_section): Initialize new member.
4479 (Output_section::add_input_section): Add new parameter.
4480 Keep input sections when --section-ordering-file is used.
4481 (Output_section::set_final_data_size): Sort input sections when
4482 section ordering file is specified.
4483 (Output_section::Input_section_sort_entry): Add new parameter.
4485 (Output_section::Input_section_sort_entry::compare_section_ordering):
4487 (Output_section::Input_section_sort_compare::operator()): Change to
4488 consider section_order_index.
4489 (Output_section::Input_section_sort_init_fini_compare::operator()):
4490 Change to consider section_order_index.
4491 (Output_section::Input_section_sort_section_order_index_compare
4492 ::operator()): New method.
4493 (Output_section::sort_attached_input_sections): Change to sort
4494 according to section order when specified.
4495 (Output_section::add_input_section<32, true>): Add new parameter.
4496 (Output_section::add_input_section<64, true>): Add new parameter.
4497 (Output_section::add_input_section<32, false>): Add new parameter.
4498 (Output_section::add_input_section<64, false>): Add new parameter.
4499 * output.h (Output_section::add_input_section): Add new parameter.
4500 (Output_section::input_section_order_specified): New
4502 (Output_section::set_input_section_order_specified): New method.
4503 (Input_section::Input_section): Initialize section_order_index_.
4504 (Input_section::section_order_index): New method.
4505 (Input_section::set_section_order_index): New method.
4506 (Input_section::section_order_index_): New member.
4507 (Input_section::Input_section_sort_section_order_index_compare): New
4509 (Output_section::input_section_order_specified_): New member.
4510 * script-sections.cc (is_wildcard_string): Delete and move modified
4512 (Output_section_element_input::Output_section_element_input): Modify
4513 call to is_wildcard_string.
4514 (Output_section_element_input::Input_section_pattern
4515 ::Input_section_pattern): Ditto.
4516 (Output_section_element_input::Output_section_element_input): Ditto.
4517 * testsuite/Makefile.am (final_layout): New test case.
4518 * testsuite/Makefile.in: Regenerate.
4519 * testsuite/final_layout.cc: New file.
4520 * testsuite/final_layout.sh: New file.
4522 2010-06-01 Rafael Espindola <espindola@google.com>
4524 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4526 2010-06-01 Rafael Espindola <espindola@google.com>
4528 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4529 visibility of symbols.
4531 2010-05-27 Doug Kwan <dougkwan@google.com>
4533 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4534 from start of output section instead of address for a local symbol
4535 in a merged or relaxed section when doing a relocatable link.
4537 2010-05-26 Rafael Espindola <espindola@google.com>
4540 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4541 adding sections the garbage collector removed.
4542 * gold/testsuite/Makefile.am: Add test.
4543 * gold/testsuite/Makefile.in: Regenerate.
4544 * gold/testsuite/plugin_test_7.sh: New.
4545 * gold/testsuite/plugin_test_7_1.c: New.
4546 * gold/testsuite/plugin_test_7_2.c: New.
4548 2010-05-26 Rafael Espindola <espindola@google.com>
4550 * script-sections.cc (Output_section_definition::set_section_addresses):
4551 Check for --section-start.
4553 2010-05-26 Doug Kwan <dougkwan@google.com>
4555 * arm.cc (Arm_scan_relocatable_relocs): New class.
4556 (Target_arm::relocate_special_relocatable): New method.
4557 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4558 (Arm_relocate_functions::thumb_branch_common): Same.
4559 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4560 instead of Default_scan_relocatable_relocs.
4561 * target-reloc.h (relocate_for_relocatable): Let target handle
4562 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4563 * target.h (Sized_target::relocate_special_relocatable): New method.
4565 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4567 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4569 2010-05-23 Doug Kwan <dougkwan@google.com>
4571 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4573 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4574 with a direct branch, not a conditional branch, to a stub.
4575 * merge.cc (Output_merge_base::record_input_section): New method
4577 (Output_merge_data::do_add_input_section): Record input section if
4578 keeps-input-sections flag is set.
4579 (Output_merge_string::do_add_input_section): Ditto.
4580 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4581 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4583 (Output_merge_base::keeps_input_sections,
4584 Output_merge_base::set_keeps_input_sections,
4585 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4587 (Output_merge_base::Input_sections): New type declaration.
4588 (Output_merge_base::input_sections_begin,
4589 Output_merge_base::input_sections_end,
4590 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4591 (Output_merge_base::bool keeps_input_sections_,
4592 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4593 Output_merge_base::input_sections_): New data members.
4594 (Output_merge_data::do_set_keeps_input_sections): New method
4596 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4597 * output.cc (Output_section::Input_section::relobj): Move method
4598 defintion from class declaration to here and handle merge sections.
4599 (Output_section::Input_section::shndx): Ditto.
4600 (Output_section::Output_section): Remove initializations of removed
4601 data members and initialize new data member LOOKUP_MAPS_.
4602 (Output_section::add_input_section): Set keeps-input-sections flag
4603 for a newly created merge output section as appropriate. Adjust code
4604 to use Output_section_lookup_maps class.
4605 (Output_section::add_relaxed_input_section): Adjst code for lookup
4606 maps code refactoring.
4607 (Output_section::add_merge_input_section): Add a new parameter
4608 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4609 class. If adding input section to a newly created merge output
4610 section fails, remove the new merge section.
4611 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
4612 Adjust code for use of the Output_section_lookup_maps class.
4613 (Output_section::find_merge_section): Ditto.
4614 (Output_section::build_lookup_maps): New method defintion.
4615 (Output_section::find_relaxed_input_section): Adjust code to use
4616 Output_section_lookup_maps class.
4617 (Output_section::get_input_sections): Export merge sections. Adjust
4618 code to use Output_section_lookup_maps class.
4619 (Output_section:::add_script_input_section): Adjust code to use
4620 Output_section_lookup_maps class. Update lookup maps for merge
4622 (Output_section::discard_states): Use Output_section_lookup_maps.
4623 (Output_section::restore_states): Same.
4624 * output.h (Merge_section_properties): Move class defintion out of
4626 (Output_section_lookup_maps): New class.
4627 (Output_section::Input_section::is_merge_section): New method
4629 (Output_section::Input_section::relobj): Move defintion out of class
4630 defintion. Declare method only.
4631 (Output_section::Input_section::shndx): Ditto.
4632 (Output_section::Input_section::output_merge_base): New method defintion.
4633 (Output_section::Input_section::u2_.pomb): New union field.
4634 (Output_section::Merge_section_by_properties_map,
4635 Output_section::Output_section_data_by_input_section_map,
4636 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4638 (Output_section::add_merge_input_section): Add new parameter
4639 KEEPS_INPUT_SECTIONS.
4640 (Output_section::build_lookup_maps): New method declaration.
4641 (Output_section::merge_section_map_,
4642 Output_section::merge_section_by_properties_map_,
4643 Output_section::relaxed_input_section_map_,
4644 Output_section::is_relaxed_input_section_map_valid_): Remove data
4646 (Output_section::lookup_maps_): New data member.
4648 2010-05-21 Doug Kwan <dougkwan@google.com>
4651 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4652 avoid a compilation error.
4654 2010-05-19 Rafael Espindola <espindola@google.com>
4656 * script-sections.cc (Output_section_definition::allocate_to_segment):
4657 Update the phdrs_list even when the output section is NULL.
4658 * testsuite/Makefile.am: Add test.
4659 * testsuite/Makefile.in: Regenerate.
4660 * testsuite/script_test_9.cc: New.
4661 * testsuite/script_test_9.sh: New.
4662 * testsuite/script_test_9.t: New.
4664 2010-05-19 Doug Kwan <dougkwan@google.com>
4666 * arm.cc (Arm_input_section::original_size): New method.
4667 (Arm_input_section::do_addralign): Add a cast.
4668 (Arm_input_section::do_output_offset): Remove static cast.
4669 (Arm_input_section::original_addralign,
4670 Arm_input_section::original_size_): Change type to uint32_t.
4671 (Arm_input_section::init): Add safe casts for section alignment
4673 (Arm_input_section::set_final_data_size): Do not set address and
4674 offset of stub table.
4675 (Arm_output_section::fix_exidx_coverage): Change use of of
4676 Output_section::Simple_input_section to that of
4677 Output_section::Input_section.
4678 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4679 except for the first pass.
4680 * output.cc (Output_section::get_input_sections): Change type of
4681 input_sections to std::list<Input_section>.
4682 (Output_section::add_script_input_section): Rename from
4683 Output_section::add_simple_input_section. Change type of SIS
4684 parameter from Simple_input_section to Input_section.
4685 * output.h (Output_section::Simple_input_section): Remove class.
4686 (Output_section::Input_section): Change class visibility to public.
4687 (Output_section::Input_section::addralign): Use stored alignments
4688 for special input sections if set.
4689 (Output_section::Input_section::set_addralign): New method.
4690 (Output_section::get_input_sections): Change parameter type from
4691 list of Simple_input_section to list of Input_section.
4692 (Output_section::add_script_input_section): Rename from
4693 Output_section::add_simple_input_section. Change first parameter's
4694 type from Simple_input_section to Input_section and remove the
4695 second and third parameters.
4696 * script-sections.cc (Input_section::Input_section_list): Change
4697 type to list of Output_section::Input_section/
4698 (Input_section_info::Input_section_info): Change parameter type of
4699 INPUT_SECTION to Output_section::Input_section.
4700 (Input_section_info::input_section): Change return type.
4701 (Input_section_info::input_section_): Change type to
4702 Output_section::Input_section.
4703 (Output_section_element_input::set_section_addresses): Adjust code
4704 to use Output_section::Input_section instead of
4705 Output_section::Simple_input_section. Adjust code for renaming
4706 of Output_section::add_simple_input_section.
4707 (Orphan_output_section::set_section_addresses): Ditto.
4709 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4711 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4712 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4714 2010-05-18 Rafael Espindola <espindola@google.com>
4716 * options.cc (General_options::finalize): Handle -nostdlib.
4717 * options.h (nostdlib): New option.
4718 * script.cc (script_add_search_dir): Handle -nostdlib.
4720 2010-05-12 Doug Kwan <dougkwan@google.com>
4722 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4723 attributes section only if there no attributes section after merging.
4724 (Target_arm::merge_object_attributes): Move value of
4725 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
4726 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4727 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4728 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4729 and arm_attr_merge_7.stdout.
4730 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4731 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4732 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4733 arm_attr_merge_7b.o): New rules.
4734 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4736 * testsuite/Makefile.in: Regenerate.
4737 * testsuite/arm_attr_merge.sh: New file.
4738 * testsuite/arm_attr_merge_[67][ab].s: Same.
4740 2010-05-05 Nick Clifton <nickc@redhat.com>
4742 * po/es.po: Updated Spanish translation.
4744 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4746 * Makefile.am (install-exec-local): Properly install gold as
4747 default cross linker.
4748 * Makefile.in: Regenerated.
4750 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4751 Nick Clifton <nickc@redhat.com>
4753 * configure.ac (install_as_default): Define and set to false
4754 unless --enable-gold or --enable-gold=both/gold has been
4756 * configure: Regenerate.
4758 * Makefile.am (install-exec-local): Install the executable as
4759 'ld.gold'. If install_as_default is true then also install it as
4761 * Makefile.in: Regenerated.
4763 2010-04-24 Ian Lance Taylor <iant@google.com>
4765 * layout.cc (Layout::layout_reloc): In relocatable link don't
4766 combine reloc sections for grouped sections.
4768 2010-04-23 Sriraman Tallam <tmsriram@google.com>
4770 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4771 sections that are not ordinary to icf.
4772 * icf.cc (get_section_contents): Handle relocation pointing to section
4773 with no object or shndx information.
4774 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4775 * testsuite/Makefile.in: Regenerate.
4776 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4777 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4779 2010-04-22 Ian Lance Taylor <iant@google.com>
4781 * expression.cc (Expression::Expression_eval_info): Add
4782 result_alignment_pointer field.
4783 (Expression::eval_with_dot): Add result_alignment_pointer
4784 parameter. Change all callers.
4785 (Expression::eval_maybe_dot): Likewise.
4786 (class Binary_expression): Add alignment_pointer parameter to
4787 left_value and right_value. Change all callers.
4788 (BINARY_EXPRESSION): Set result alignment.
4789 (class Trinary_expression): Add alignment_pointer parameter to
4790 arg2_value and arg3_value. Change all callers.
4791 (Trinary_cond::value): Set result alignment.
4792 (Max_expression::value, Min_expression::value): Likewise.
4793 (Align_expression::value): Likewise.
4794 * script-sections.cc (class Sections_element): Add dot_alignment
4795 parameter to set_section_addresses virtual function. Update
4797 (class Output_section_element): Likewise.
4798 (Script_sections::create_segments): Add dot_alignment parameter.
4800 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4801 (Script_sections::set_phdrs_clause_addresses): Likewise.
4802 * script-sections.h: Update declarations.
4803 * script.h: Update declarations.
4804 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4806 * testsuite/script_test_3.t: Set large alignment.
4807 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4808 segment has expected alignment.
4810 2010-04-22 Nick Clifton <nickc@redhat.com>
4812 * po/gold.pot: Updated by the Translation project.
4813 * po/vi.po: Updated Vietnamese translation.
4815 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4817 * testsuite/Makefile.am (check_PROGRAMS): Add
4818 icf_virtual_function_folding_test.
4819 * testsuite/Makefile.in: Regenerated.
4821 2010-04-15 Andrew Haley <aph@redhat.com>
4823 * options.h (merge_exidx_entries): New option.
4824 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4825 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4826 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4827 (Target_arm::merge_exidx_entries): New function.
4828 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4829 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4830 to Arm_exidx_fixup constructor.
4831 Add new arg, merge_exidx_entries.
4832 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4833 Arm_output_section::fix_exidx_coverage.
4835 2010-04-18 Sriraman Tallam <tmsriram@google.com>
4837 * icf.cc (get_section_contents): Check for preemptible functions.
4838 Ignore addend when appropriate.
4839 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4841 (add_from_relobj): Check for section folded.
4842 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4843 * symtab.h (should_add_dynsym_entry): Add new parameter.
4844 * target-reloc.h (scan_relocs): Check for section folded.
4845 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4846 Check reloc types for function pointers in shared objects.
4847 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4849 (icf_preemptible_functions_test): New test case.
4850 (icf_string_merge_test): New test case.
4851 * testsuite.Makefile.in: Regenerate.
4852 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4853 bar_glob. Refactor code.
4854 * testsuite/icf_preemptible_functions_test.cc: New file.
4855 * testsuite/icf_preemptible_functions_test.sh: New file.
4856 * testsuite/icf_string_merge_test.cc: New file.
4857 * testsuite/icf_string_merge_test.sh: New file.
4858 * testsuite/icf_virtual_function_folding_test.cc: New file.
4859 * testsuite/icf_virtual_function_folding_test.sh: New file.
4861 2010-04-14 Doug Kwan <dougkwan@google.com>
4863 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4864 for local symbol recounting if we remove a section due to ICF.
4865 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4866 there are no regular objects in input.
4868 2010-04-13 Doug Kwan <dougkwan@google.com>
4870 * arm.cc (Arm_input_section::set_final_data_size): Compute
4871 accurate final data size instead of using current data size.
4873 2010-04-09 Doug Kwan <dougkwan@google.com>
4875 * layout.cc (Layout::choose_output_section): Handle script section
4877 (Layout::make_output_section_for_script): Add section type parameter.
4878 Handle script section types.
4879 * layout.h (Layout::make_output_section_for_script): Add section
4881 * output.cc (Output_section::Output_section): Initialize data member
4883 (Output_section::do_reset_address_and_file_offset): Do not set address
4884 to 0 if section is a NOLOAD section.
4885 * output.h (Output_section::is_noload): New method.
4886 (Output_section::set_is_noload): Ditto.
4887 (Output_section::is_noload_): New data member.
4888 * script-c.h (Script_section_type): New enum type.
4889 (struct Parser_output_section_header): Add new file section_type.
4890 * script-sections.cc (Sections_element::output_section_name): Add
4891 parameter for returning script section type.
4892 (Output_section_definition::output_section_name): Ditto.
4893 (Output_section_definition::section_type)P; New method.
4894 (Output_section_definiton::script_section_type_name): Ditto.
4895 (Output_section_definition::script_section_type_): New data member.
4896 (Output_section_definition::Output_section_definition): Initialize
4897 data member Output_section_definition::script_section_type_.
4898 (Output_section_definition::create_sections): Pass script section type
4899 to Layout::make_output_section_for_script.
4900 (Output_section_definition::output_section_name): Return script
4901 section type to caller.
4902 (Output_section_definition::set_section_address): Do not advance
4903 dot value and load address if section type is NOLOAD. Set address
4904 of NOLOAD sections regardless of section flags.
4905 (Output_section_definition::print): Print section type if it is
4906 not SCRIPT_SECTION_TYPE_NONE.
4907 (Output_section_definition::section_type): New method.
4908 (Output_section_definition::script_section_type_name): Ditto.
4909 (Script_sections::output_section_name): Add new parameter
4910 PSECTION_TYPE for returning script section type. Pass it to
4911 section elements. Handle discard sections.
4912 (Sort_output_sections::operator()): Handle NOLOAD sections.
4913 * script-sections.h (Script_sections::Section_type): New enum type.
4914 (Script_sections::output_section_name): Add a new parameter for
4915 returning script section type.
4916 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4918 * yyscript.y (union): Add new field SECTION_TYPE.
4919 (COPY, DSECT, INFO, NOLOAD): New tokens.
4920 (opt_address_and_section_type): Change type to output_section_header.
4921 (section_type): New non-terminal
4922 (section_header): Handle section type.
4923 (opt_address_and_section_type): Return section type value.
4925 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4927 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4928 * testsuite/plugin_common_test_2.c (foo): Likewise.
4930 2010-04-08 Doug Kwan <dougkwan@google.com>
4932 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4934 * output.cc (Output_section::add_merge_input_section): Simplify
4935 code and return status of Output_merge_base::add_input_section.
4936 Update merge section map only if Output_merge_base::add_input_section
4939 2010-04-07 Doug Kwan <dougkwan@google.com>
4941 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4942 if section is marked as containing instructions but has no mapping
4944 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4945 correct section index.
4946 (Arm_relobj::find_linked_text_section): Ditto.
4948 2010-04-07 Cary Coutant <ccoutant@google.com>
4950 * archive.cc (include_member): Destroy Read_symbols_data object before
4952 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4953 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4954 (Read_symbols_data::~Read_symbols_data) New destructor.
4955 (Section_relocs::Section_relocs) New constructor.
4956 (Section_relocs::~Section_relocs) New destructor.
4957 (Read_relocs_data::Read_relocs_data) New constructor.
4958 (Read_relocs_data::~Read_relocs_data) New destructor.
4959 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4960 pointers to NULL after deleting.
4962 2010-04-07 Doug Kwan <dougkwan@google.com>
4964 * arm.cc: Replace "endianity" with "endianness" in comments.
4965 (Arm_exidx_cantunwind): Ditto.
4966 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4967 (Arm_relobj::merge_flags_and_attributes): New method.
4968 (Arm_relobj::merge_flags_and_attributes_): New data member.
4969 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4970 (Arm_relobj::scan_sections_for_stubs): Ditto.
4971 (Arm_relobj::do_read_symbols): Check to see if we really want to
4972 merge processor-specific flags and attributes. Exit early if
4973 an object is empty except for section names and the undefined symbol.
4974 (Target_arm::do_finalize_sections): Move check for ELF format to
4975 Arm_relobj::do_read_symbols. Merge processor specific flags and
4976 attributes from a regular object only when we have determined that
4977 it is aapropriate. Do not create an .ARM.attributes section in
4978 output if there is no regular input object.
4979 (Target_arm::merge_processor_specific_flags): Check
4980 --warn-mismatch before printing any error.
4981 (Target_arm::merge_object_attributes): Ditto.
4982 * gold.cc (queue_middle_tasks): Handle the case in which there is
4983 no regular object in input.
4984 * options.cc (General_options::parse_EB): New method.
4985 (General_options::parse_EL): Same.
4986 (General_options::General_options): Initialize endianness_.
4987 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4989 (General_options::Endianness): New enum.
4990 (General_options::endianness): New method.
4991 (General_options::endianness_): New data member.
4992 * parameters.cc (Parameters::set_options): Check target endianness.
4993 (Parameters::set_target_once): Ditto.
4994 (Parameters::check_target_endianness): New method.
4995 (parameters_force_valid_target): If either -EL or -EB is specified,
4996 use it to define endianness of default target.
4997 * parameters.h (Parameters::check_target_endianness): New method
4999 * target.h (class Target): Change "endianity" to "endianness"
5002 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5004 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
5005 * configure: Regenerate.
5006 * Makefile.in: Regenerate.
5007 * testsuite/Makefile.in: Regenerate.
5009 2010-04-06 Cary Coutant <ccoutant@google.com>
5012 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
5013 prevailing definitions of common symbols.
5014 * testsuite/plugin_test_6.sh: New test case.
5015 * testsuite/plugin_common_test_1.c: New test case.
5016 * testsuite/plugin_common_test_2.c: New test case.
5017 * testsuite/Makefile.am (plugin_test_6): New test case.
5018 * testsuite/Makefile.in: Regenerate.
5020 2010-04-06 Nick Clifton <nickc@redhat.com>
5022 * po/vi.po: New Vietnamese translation.
5024 2010-03-30 Doug Kwan <dougkwan@google.com>
5026 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
5028 2010-03-25 Doug Kwan <dougkwan@google.com>
5030 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
5031 to avoid a conversion warning on a 32-bit host.
5033 2010-03-24 Ian Lance Taylor <iant@google.com>
5035 * testsuite/script_test_3.t: Add a TLS segment.
5036 * testsuite/Makefile.am (check_PROGRAMS): Add
5037 tls_phdrs_script_test.
5038 (tls_phdrs_script_test_SOURCES): Define.
5039 (tls_phdrs_script_test_DEPENDENCIES): Define.
5040 (tls_phdrs_script_test_LDFLAGS): Define.
5041 (tls_phdrs_script_test_LDADD): Define.
5042 * testsuite/Makefile.in: Rebuild.
5044 2010-03-23 Cary Coutant <ccoutant@google.com>
5046 * fileread.cc (find_or_make_view): Fix comment.
5048 2010-03-23 Ian Lance Taylor <iant@google.com>
5050 * script-sections.cc (class Orphan_section_placement): Define
5051 PLACE_TLS and PLACE_TLS_BSS.
5052 (Orphan_section_placement::Orphan_section_placement): Initialize
5054 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
5055 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
5056 (tls_script_test_SOURCES): Define.
5057 (tls_script_test_DEPENDENCIES): Define.
5058 (tls_script_test_LDFLAGS): Define.
5059 (tls_script_test_LDADD): Define.
5060 * testsuite/Makefile.in: Rebuild.
5062 2010-03-22 Doug Kwan <dougkwan@google.com>
5064 * arm.cc (Arm_relocate_functions::abs8,
5065 Arm_relocate_functions::abs16): Use correct check for overflow
5066 specified in the ARM ELF specs.
5067 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
5068 target of a BLX instruction specially.
5069 (Reloc_stub::stub_type_for_reloc): Ditto.
5070 (Relocate::relocate): Use symbolic names instead of numeric relocation
5071 codes to report error.
5072 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
5074 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
5075 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
5076 thumb2_blx_out_of_range.stdout
5077 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
5078 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
5079 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
5080 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
5081 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
5082 thumb2_blx_in_range, thumb2_blx_in_range.o,
5083 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
5084 thumb2_blx_out_of_range.o): New rules.
5085 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
5086 thumb2_blx_in_range and thumb2_blx_out_of_range.
5087 * testsuite/Makefile.in: Regenerate.
5088 * arm_branch_in_range.sh: Add tests for THUMB BLX.
5089 * testsuite/thumb_blx_in_range.s: New file.
5090 * testsuite/thumb_blx_out_of_range.s: New file.
5092 2010-03-22 Rafael Espindola <espindola@google.com>
5094 * archive.cc (Should_include): Move to archive.h.
5095 (should_include_member): Make it a member of Archive.
5097 (Add_lib_group_symbols): New.
5098 * archive.h: Include options.h.
5099 (Archive_member): Moved from Archive.
5100 (Should_include): Moved from archive.cc.
5102 (Add_lib_group_symbols): New.
5103 * dynobj.cc (do_should_include_member): New.
5104 * dynobj.h (do_should_include_member): New.
5105 * gold.cc (queue_initial_tasks): Update call to queue.
5106 * main.cc (main): Print lib group stats.
5107 * object.cc (do_should_include_member): New.
5108 * object.h: Include archive.h.
5109 (Object::should_include_member): New.
5110 (Object::do_should_include_member): New.
5111 (Sized_relobj::do_should_include_member): New.
5112 * options.cc (General_options::parse_start_lib): New.
5113 (General_options::parse_end_lib): New.
5114 (Input_arguments::add_file): Handle lib groups.
5115 (Input_arguments::start_group): Check we are not in a lib.
5116 (Input_arguments::start_lib): New.
5117 (Input_arguments::end_lib): New.
5118 * options.h (General_options): Add start_lib and end_lib.
5119 (Input_argument::lib_): New.
5120 (Input_argument::lib): New.
5121 (Input_argument::is_lib): New.
5122 (Input_file_lib): New.
5123 (Input_arguments::in_lib_): New.
5124 (Input_arguments::in_lib): New.
5125 (Input_arguments::start_lib): New.
5126 (Input_arguments::end_lib_): New.
5127 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
5128 in unused members as preempted.
5129 (Sized_pluginobj::do_should_include_member): New.
5130 * plugin.h (Sized_pluginobj::do_should_include_member): New.
5131 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
5133 (Read_symbols::do_whole_lib_group): New.
5134 (Read_symbols::do_lib_group): New.
5135 (Read_symbols::do_read_symbols): Handle lib groups.
5136 (Read_symbols::get_name): Handle lib groups.
5137 * readsyms.h (Read_symbols): Add an archive member pointer.
5138 (Read_symbols::do_whole_lib_group): New.
5139 (Read_symbols::do_lib_group): New.
5140 (Read_symbols::member_): New.
5141 * script.cc (read_input_script): Update call to queue_soon.
5143 2010-03-19 Doug Kwan <dougkwan@google.com>
5145 * arm.cc (Stub_table::Stub_table): Initialize new data members
5146 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5147 (Stub_table::add_reloc_stub): Assign stub offset and update
5148 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5149 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
5151 (Stub_table::update_data_size_and_addralign): Use
5152 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
5153 instead of going over all reloc stubs.
5154 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
5155 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5156 Stringpool_template::offset_ to size of Stringpool_char.
5157 (Stringpool_template::new_key_offset): Remove code to initialize
5158 Stringpool_template::offset_.
5159 * stringpool.h (Stringpool_template::set_no_zero_null): Set
5160 Stringpool_template::offset_ to zero.
5162 2010-03-15 Doug Kwan <dougkwan@google.com>
5164 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5166 (Stringpool_template::new_key_offset): New method.
5167 (Stringpool_template::add_string): Assign offsets when adding new
5169 (Stringpool_template::set_string_offsets): Do not set string offsets
5170 when not optimizing.
5171 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
5173 (Chunked_vector::clear): Clear size_.
5174 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
5175 (Chunked_vector::size): Return size_.
5176 (Chunked_vector::push_back): Use size_ to find insert position.
5177 (Chunked_vector::size_): New data member.
5178 (Stringpool_template::set_no_zero_null): Assert string set is empty.
5179 (Stringpool_template::new_key_offset): New method declaration.
5180 (Stringpool_template::offset_): New data member.
5182 2010-03-15 Rafael Espindola <espindola@google.com>
5184 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
5185 Add_symbols' constructor.
5186 * readsyms.h (Add_symbols): Remove the input_group member.
5188 2010-03-10 Ian Lance Taylor <iant@google.com>
5190 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
5191 target to ask whether a reference to a symbol requires a stack
5193 * target.h (Target::is_call_to_non_split): New function.
5194 (Target::do_is_call_to_non_split): Declare virtual function.
5195 * target.cc: Include "symtab.h".
5196 (Target::do_is_call_to_non_split): New function.
5197 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
5199 2010-03-10 Cary Coutant <ccoutant@google.com>
5201 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
5202 (File_read::open[1]): Remove initial mapping of whole_file_view_.
5203 (File_read::open[2]): Add whole_file_view_ to list of views.
5204 (File_read::make_view): Remove test of whole_file_view_.
5205 (File_read::find_or_make_view): Create whole_file_view_ if
5207 (File_read::clear_views): Replace bool parameter with enum;
5208 adjust all callers. Don't delete views with permanent data;
5209 do delete cached views and views from archives if
5210 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
5211 if clearing the corresponding view.
5212 * fileread.h (File_read::Clear_views_mode): New enum.
5213 (File_read::View::is_permanent_view): New method.
5214 (File_read::clear_views): Replace bool parameter
5215 with enum; adjust all callers.
5216 * options.h (General_options): Change keep_files_mapped option;
5217 add map_whole_files.
5218 * readsyms.cc (Add_symbols::run): Delete sd_ object before
5220 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
5223 2010-03-10 David S. Miller <davem@davemloft.net>
5225 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
5227 2010-03-09 Sriraman Tallam <tmsriram@google.com>
5229 * icf.cc (get_section_contents): Add '@' marker after processing the
5232 2010-03-08 Doug Kwan <dougkwan@google.com>
5234 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
5235 due to a conversion warning.
5236 (Arm_relobj::update_output_local_symbol_count): Check for local
5237 symbol with unset output index.
5239 2010-03-05 Ian Lance Taylor <iant@google.com>
5241 * options.h (class General_options): Add --spare-dynamic-tags.
5242 * output.cc (Output_data_dynamic::set_final_data_size): Implement
5243 --spare-dynamic-tags.
5245 2010-03-05 Ian Lance Taylor <iant@google.com>
5247 * incremental.cc: Include "libiberty.h".
5249 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5251 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5252 function, is_info_ member.
5253 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5254 (Versions::Versions): Update caller.
5255 (Versions::define_base_version): Likewise.
5256 (Versions::add_def): Likewise.
5258 2010-03-03 Sriraman Tallam <tmsriram@google.com>
5260 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5261 (Scan::possible_function_pointer_reloc): New function.
5262 (Scan::local_reloc_may_be_function_pointer): Change to call
5263 possible_function_pointer_reloc.
5264 (Scan::global_reloc_may_be_function_pointer): Ditto.
5265 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5266 relocations in ".data.rel.ro._ZTV" section.
5267 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5268 * testsuite/icf_safe_so_test.cc: Ditto.
5269 * testsuite/icf_safe_test.cc: Ditto.
5270 * testsuite/icf_safe_test.sh: Ditto.
5272 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5273 Ian Lance Taylor <iant@google.com>
5275 * target-reloc.h (relocate_section): Check the symbol table index
5276 for -1U before setting the local symbol index.
5277 (scan_relocatable_relocs): If copying the relocation, record that
5278 the local symbol is required.
5279 * object.h (Symbol_value::is_output_symtab_index_set): New
5281 (Symbol_value::may_be_discarded_from_output_symtab): New
5283 (Symbol_value::has_output_symtab_entry): New function.
5284 (Symbol_value::needs_output_symtab_entry): Remove.
5285 (Symbol_value::output_symtab_index): Make sure the symbol index is
5287 (Symbol_value::set_output_symtab_index): Make sure the symbol
5288 index is not set. Make sure the new index is valid.
5289 (Symbol_value::set_must_have_output_symtab_entry): New function.
5290 (Symbol_value::has_output_dynsym_entry): New function.
5291 (Symbol_value::set_output_dynsym_index): Make sure the new index
5293 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5294 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5295 local symbol if permitted.
5296 (Sized_relobj::do_finalize_local_symbols): Call
5297 is_output_symtab_index_set rather than needs_output_symtab_entry.
5298 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5299 rather than needs_output_symtab_entry. Call
5300 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5301 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5302 is_output_symtab_index_set rather than needs_output_symtab_entry.
5303 * testsuite/discard_locals_relocatable_test.c: New file.
5304 * testsuite/discard_locals_test.sh: Test -r.
5305 * testsuite/Makefile.am (check_DATA): Add
5306 discard_locals_relocatable_test1.syms,
5307 discard_local_relocatable_test2.syms.
5308 (MOSTLYCLEANFILES): Likewise. Also add
5309 discard_locals_relocatable_test1.lout and
5310 discard_locals_relocatable_test2.out.
5311 (discard_locals_relocatable_test1.syms): New target.
5312 (discard_locals_relocatable_test.o): New target.
5313 (discard_locals_relocatable_test1.out): New target.
5314 (discard_locals_relocatable_test2.syms): New target.
5315 (discard_locals_relocatable_test2.out): New target.
5316 (various): Add missing ../ld-new dependencies.
5317 * testsuite/Makefile.in: Rebuild.
5319 2010-03-03 Nick Clifton <nickc@redhat.com>
5321 * po/fi.po: New Finnish translation.
5323 2010-03-01 Doug Kwan <dougkwan@google.com>
5325 * layout.cc (Layout::Layout): Force section types of .init_array*,
5326 .preinit_array* and .fini_array* sections.
5327 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5328 Fix check of return value of std::string::find.().
5329 (Output_section::Input_section_sort_compare::operator()): Remove
5330 comment about .init_array.
5331 (Output_section::Input_section_sort_init_fini_compare::operator()):
5333 (Output_section::sort_attached_input_sections): Handle .init_array
5334 and .fini_array specially.
5335 * output.h (Output_section::Inut_section_sort_compare): Update
5337 (Output_section::Input_section_sort_init_fini_compare): New struct.
5339 2010-02-26 Doug Kwan <dougkwan@google.com>
5341 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5342 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5343 * testsuite/debug_msg.sh: Avoid matching source line number for
5344 use of global variable undef_int.
5346 2010-02-26 Doug Kwan <dougkwan@google.com>
5348 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5349 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5350 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5351 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5352 * options.cc (General_options::General_options): Initialize member
5354 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5355 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5356 and rm_no_fix_v4bx.stdout
5357 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5358 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5359 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5360 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5361 and arm_no_fix_v4bx.
5362 * Makefile.in: Regenerate.
5363 * testsuite/arm_fix_v4bx.s: New file.
5364 * testsuite/arm_fix_v4bx.sh: Ditto.
5366 2010-02-24 Doug Kwan <dougkwan@google.com>
5368 * arm.cc (Target_arm::got_section): Make the .got section the first
5369 non RELRO section in the data segment.
5370 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5371 suffixes of section names.
5373 2010-02-24 Doug Kwan <dougkwan@google.com>
5375 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5376 flags and attributes merging if an input file is a binary file.
5377 * fileread.cc (Input_file::open): Record format of original file.
5378 * fileread.h (Input_file::Format): New enum type.
5379 (Input_file::Input_file): Initialize data member format_.
5380 (Input_file::format): New method definition.
5381 (Input_file::format_):: New data member.
5383 2010-02-24 Doug Kwan <dougkwan@google.com>
5385 * arm.cc (Arm_output_data_got): New class.
5386 (ARM_TCB_SIZE): New constant
5387 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5388 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5389 If user uses a script with a SECTIONS clause, issue only a warning
5390 for a misplaced EXIDX input section. Otherwise, issue an error.
5391 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5393 (Target_arm::got_mode_index_entry): Handle static linking.
5394 (Target_arm::Scan::local): Ditto.
5395 (Target_arm::Scan::global): Ditto.
5396 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5397 all incorrectly implemented relocations.
5398 (Target_arm::fix_exidx_coverage): Pass layout to
5399 Arm_output_section::fix_exidx_coverage.
5400 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5401 from ".ARM.exidx." and ".ARM.extab.".
5403 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5405 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5406 section if it does not already exist.
5407 * attributes.cc (Attributes_section_data::Attributes_section_data):
5408 Don't crash if size is zero.
5410 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5411 Ian Lance Taylor <iant@google.com>
5413 * gold.cc (queue_middle_tasks): If no input files were opened,
5415 * workqueue.h (Task_function::Task_function): Assert that there is
5418 2010-02-22 Doug Kwan <dougkwan@google.com>
5420 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5421 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5422 types to avoid warnings due to different uint64_t implementations
5425 2010-02-21 Doug Kwan <dougkwan@google.com>
5427 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5428 handling of the maximum backward branch offset.
5429 (Arm_relocate_functions::thumb_branch_common): Ditto.
5430 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5431 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
5432 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
5433 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5434 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5435 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5436 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5437 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5438 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5439 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5440 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5441 thumb2_bl_out_of_range.o): New rules.
5442 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5443 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5444 thumb2_bl_out_of_range
5445 * testsuite/Makefile.in: Regenerate.
5446 * testsuite/arm_bl_in_range.s: New file.
5447 * testsuite/arm_bl_out_of_range.s: Ditto.
5448 * testsuite/arm_branch_in_range.sh: Ditto.
5449 * testsuite/arm_branch_range.t: Ditto.
5450 * testsuite/thumb2_branch_range.t: Ditto.
5451 * testsuite/thumb_bl_in_range.s: Ditto.
5452 * testsuite/thumb_bl_out_of_range.s: Ditto.
5453 * testsuite/thumb_branch_range.t: Ditto.
5455 2010-02-20 Sriraman Tallam <tmsriram@google.com>
5457 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5458 Add reloc offset information.
5459 * icf.cc (get_section_contents): Change iterators to point to the new
5460 vectors. Add reloc offset information to the contents.
5461 * icf.h (Icf::Sections_reachable_info): New typedef.
5462 (Icf::Sections_reachable_list): New typedef.
5463 (Icf::Offset_info): New typedef.
5464 (Icf::Reloc_info): New struct typedef.
5465 (Icf::Reloc_info_list): New typedef.
5466 (Icf::symbol_reloc_list): Delete method.
5467 (Icf::addend_reloc_list): Delete method.
5468 (Icf::section_reloc_list): Delete method.
5469 (Icf::reloc_info_list): New method.
5470 (Icf::reloc_info_list_): New member.
5472 2010-02-19 Doug Kwan <dougkwan@google.com>
5474 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5475 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5476 * arm.cc (Arm_relocation_functions): New forward declaration.
5477 (Target_arm::Target_arm): Initialize new data members
5478 got_mod_index_offset_ and tls_base_symbol_defined_.
5479 (Target_arm::Relocate::relocate_tls): New method.
5480 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5481 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5483 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5484 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5485 (Target_arm::got_mod_index_offset_,
5486 Target_arm::tls_base_symbol_defined_): New data members.
5487 (Target_arm::Scan::local, Target::Scan::global,
5488 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5491 2010-02-18 Doug Kwan <dougkwan@google.com>
5493 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5494 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5495 text section as a parameter becuase some broken tools may not set
5496 the link in section header.
5497 (Target_arm::has_got_section): New method.
5498 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5499 without any mapping symbol as data only. Remove warning.
5500 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5501 link in its section header, try to discover the link by inspecting the
5502 REL31 relocation at the beginning of the section.
5503 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5505 (Target_arm::Scan::global): Treat any reference to the symbol
5506 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5508 2010-02-12 Sriraman Tallam <tmsriram@google.com>
5510 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5511 (Scan::global_reloc_may_be_function_pointer): New function.
5512 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5513 (Scan::global_reloc_may_be_function_pointer): New function.
5514 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5515 (Scan::global_reloc_may_be_function_pointer): New function.
5516 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5517 (Scan::global_reloc_may_be_function_pointer): New function.
5518 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5519 (Scan::global_reloc_may_be_function_pointer): New function.
5520 (Scan::possible_function_pointer_reloc): New function.
5521 (Target_x86_64::can_check_for_function_pointers): New function.
5522 * gc.h (gc_process_relocs): Scan relocation types to determine if
5523 function pointers were taken for targets that support it.
5524 * icf.cc (Icf::find_identical_sections): Include functions for
5525 folding in safe ICF whose pointer is not taken.
5526 * icf.h (Secn_fptr_taken_set): New typedef.
5527 (fptr_section_id_): New member.
5528 (section_has_function_pointers): New function.
5529 (set_section_has_function_pointers): New function.
5530 (check_section_for_function_pointers): New function.
5531 * options.h: Fix comment for safe ICF option.
5532 * target.h (can_check_for_function_pointers): New function.
5533 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5534 Modify icf_safe_test for X86-64.
5535 * testsuite/Makefile.in: Regenerate.
5536 * testsuite/icf_safe_so_test.cc: New file.
5537 * testsuite/icf_safe_so_test.sh: New file.
5538 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5539 (main): Change to take pointer to function kept_func_3.
5540 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5541 folding is done correctly for X86-64.
5543 2010-02-12 David S. Miller <davem@davemloft.net>
5545 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5546 is_symbolless parameter.
5547 (Output_reloc<SHT_REL>::is_symbolless): New.
5548 (Output_reloc<SHT_REL>::is_symbolless_): New.
5549 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5550 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5551 (Output_reloc<SHT_RELA>::is_symbolless): New.
5552 (Output_data_reloc::add_global): Handle is_symbolless.
5553 (Output_data_reloc::add_global_relative): Likewise.
5554 (Output_data_reloc::add_local): Likewise.
5555 (Output_data_reloc::add_local_relative): Likewise.
5556 (Output_data_reloc::add_symbolless_global_addend): New.
5557 (Output_data_reloc::add_symbolless_local_addend): New.
5558 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5560 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5561 instead of ->is_relative_
5562 (Output_reloc::write): Likewise.
5563 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5564 (Output_reloc::write_rel): Simplify.
5566 * sparc.cc (Target_sparc::Scan::local): Use
5567 ->add_symbolless_local_addend as needed.
5568 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5569 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5570 based upon relocation offset.
5572 2010-02-11 Doug Kwan <dougkwan@google.com>
5574 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5575 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5576 beginning of function.
5577 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5578 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5579 parameter is_32bit in calls to should_apply_static_reloc.
5580 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5581 (check_DATA): Add arm_abs_global.stdout.
5582 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5583 arm_abs_global.stdout): New rules.
5584 (MOSTLLYCLEANFILES): Add arm_abs_global
5585 * Makefile.in: Regenerate.
5586 * testsuite/arm_abs_global.s: New file.
5587 * testsuite/arm_abs_global.sh: Ditto.
5588 * testsuite/arm_abs_lib.s: Ditto.
5590 2010-02-11 Ian Lance Taylor <iant@google.com>
5592 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5594 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5595 Allocate_commons_task first.
5596 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5597 task, rather than symtab_lock_.
5598 (Gc_process_relocs::~Gc_process_relocs): New function.
5599 (Gc_process_relocs::is_runnable): Check this_blocker_.
5600 (Gc_process_relocs::locks): Use next_blocker_ rather than
5602 (Scan_relocs::~Scan_relocs): New function.
5603 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5605 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5607 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5608 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5609 constructor accordingly.
5610 (class Gc_process_relocs): Likewise.
5611 (class Scan_relocs): Likewise.
5612 * common.h (class Allocate_commons_task): Remove symtab_lock_
5613 field, and corresponding constructor parameter.
5614 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5616 (Allocate_commons_task::locks): Likewise.
5618 2010-02-11 Ian Lance Taylor <iant@google.com>
5620 * gold-threads.h (class Once): Define.
5621 (class Initialize_lock): Rewrite as child of Once.
5622 * gold-threads.cc (class Once_initialize): Define.
5623 (once_pointer_control): New static variable.
5624 (once_pointer, once_arg): New static variables.
5625 (c_run_once): New static function.
5626 (Once::Once, Once::run_once, Once::internal_run): New functions.
5627 (class Initialize_lock_once): Remove.
5628 (initialize_lock_control): Remove.
5629 (initialize_lock_pointer): Remove.
5630 (initialize_lock_once): Remove.
5631 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5632 (Initialize_lock::initialize): Rewrite.
5633 (Initialize_lock::do_run_once): New function.
5634 * archive.cc (Archive::interpret_header): Only clear name if it is
5636 * fileread.cc: Include "gold-threads.h"
5637 (file_counts_lock): New static variable.
5638 (file_counts_initialize_lock): Likewise.
5639 (File_read::release): Only increment counts when using --stats.
5640 Use a lock around the increment.
5641 * parameters.cc (class Set_parameters_target_once): Define.
5642 (set_parameters_target_once): New static variable.
5643 (Parameters::Parameters): Move here from parameters.h.
5644 (Parameters::set_target): Rewrite.
5645 (Parameters::set_target_once): New function.
5646 (Parameters::clear_target): Move here and rewrite.
5647 * parameters.h (class Parameters): Update declarations. Add
5648 set_parameters_target_once_ field.
5649 (Parameters::Parameters): Move to parameters.cc.
5650 (Parameters::clear_target): Likewise.
5651 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5653 (Start_group::~Start_group): New function.
5654 (Start_group::is_runnable): New function.
5655 (Start_group::locks, Start_group::run): New functions.
5656 (Finish_group::run): Change saw_undefined to size_t.
5657 * readsyms.h (class Start_group): Define.
5658 (class Finish_group): Change saw_undefined_ field to size_t.
5659 (Finish_group::Finish_group): Remove saw_undefined and
5660 this_blocker parameters. Change all callers.
5661 (Finish_group::set_saw_undefined): New function.
5662 (Finish_group::set_blocker): New function.
5663 * symtab.h (class Symbol_table): Change saw_undefined to return
5664 size_t. Change saw_undefined_ field to size_t.
5665 * target-select.cc (Set_target_once::do_run_once): New function.
5666 (Target_selector::Target_selector): Initialize set_target_once_
5667 field. Don't initialize lock_ and initialize_lock_ fields.
5668 (Target_selector::instantiate_target): Rewrite.
5669 (Target_selector::set_target): New function.
5670 * target-select.h (class Set_target_once): Define.
5671 (class Target_selector): Update declarations. Make
5672 Set_target_once a friend. Remove lock_ and initialize_lock_
5673 fields. Add set_target_once_ field.
5675 2010-02-10 Ian Lance Taylor <iant@google.com>
5677 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5679 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5680 (queue_middle_tasks): Add all blockers before queueing any tasks.
5681 (queue_final_tasks): Likewise.
5682 * token.h (Task_token::add_blockers): New function.
5683 * object.h (Input_objects::number_of_relobjs): New function.
5685 2010-02-10 Ian Lance Taylor <iant@google.com>
5687 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5688 shared, not if not position independent.
5689 * x86_64.cc (Relocate::relocate_tls): Likewise.
5690 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5691 (tls_pie_pic_test): New target.
5692 * testsuite/Makefile.in: Rebuild.
5694 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5695 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5696 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5697 * testsuite/Makefile.in: Rebuild.
5699 2010-02-09 David S. Miller <davem@davemloft.net>
5701 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5702 R_SPARC_RELATIVE using ->add_local_relative().
5703 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5705 * output.h (Output_data_dynamic::add_section_size): New method
5706 that takes two Output_data objects.
5707 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5708 entry param. Handle it in initializers.
5709 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5710 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5711 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5713 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5714 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5715 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5716 for dynrel_includes_plt.
5717 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5718 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5719 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5721 (Target_sparc::do_finalize_sections): Update to pass true for
5722 dynrel_includes_plt.
5723 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5724 output before .rela.plt
5725 (Target_powerpc::do_finalize_sections): Update to pass true for
5726 dynrel_includes_plt when 32-bit.
5728 2010-02-08 Doug Kwan <dougkwan@google.com>
5730 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5732 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5733 Arm_relobj::scan_section_for_cortex_a8_stubs,
5734 Arm_relobj::do_relocation_section): Instead of calling
5735 Output_section::output_address, use faster
5736 Arm_relobj::simple_input_section_output_address.
5738 2010-02-08 David S. Miller <davem@davemloft.net>
5740 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5741 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5742 relocation helper function.
5744 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5745 just like R_SPARC_GOT{10,13,22}.
5746 (Target_sparc::Scan::local): Likewise.
5747 (Target_sparc::Relocate:relocate): Likewise.
5749 2010-02-06 Ian Lance Taylor <iant@google.com>
5751 * configure.ac: Rewrite targetobjs duplicate removal code to use
5752 only shell constructs.
5753 * configure: Rebuild.
5755 2010-02-05 Doug Kwan <dougkwan@google.com>
5758 * arm.cc (Arm_relobj::section_is_scannable): New method.
5759 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5760 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5762 2010-02-04 Doug Kwan <dougkwan@google.com>
5765 * arm-reloc-property.cc (cstdio): Include.
5766 * configure.ac (targetobjs): Remove duplicates.
5767 * configure: Regenerate.
5768 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5769 big and little endian version for a given address size.
5771 2010-02-03 Doug Kwan <dougkwan@google.com>
5773 * arm-reloc-property.cc
5774 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5776 * arm-reloc-property.h
5777 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5778 New method definition.
5779 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5781 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5783 (GOT_PREL): Change implemented to Y.
5784 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5785 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5786 (Arm_relocate_functions::movw_abs_nc): Remove method.
5787 (Arm_relocate_functions::movt_abs): Ditto.
5788 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5789 (Arm_relocate_functions::thm_movt_abs): Ditto.
5790 (Arm_relocate_functions::movw_rel_nc): Ditto.
5791 (Arm_relocate_functions::movw_rel): Ditto.
5792 (Arm_relocate_functions::movt_rel): Ditto.
5793 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5794 (Arm_relocate_functions:thm_movw_rel): Ditto.
5795 (Arm_relocate_functions:thm_movt_rel): Ditto.
5796 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5797 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5798 New method definitions.
5799 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5800 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5801 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5802 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5803 (Target_arm::Relocate::relocate): Check for non-static or
5804 unimplemented relocation code and exit early. Change calls to
5805 Target_arm::reloc_uses_thumb_bit and
5806 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5807 instead. Refactor code to handle similar relocations to increase
5808 code sharing. Remove check for unsupported relocation code in switch
5810 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5811 relocation property table to find out size. Change error message to
5812 print out the name of a relocation code instead of the numeric value.
5813 (Target_arm::scan_reloc_for_stub): Use relocation property table
5814 instead of calling Target_arm::reloc_uses_thumb_bit().
5816 2010-02-02 Doug Kwan <dougkwan@google.com>
5818 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5819 types of relaxed input section.
5821 2010-02-02 Doug Kwan <dougkwan@google.com>
5823 * Makefile.am (HFILES): Add arm-reloc-property.h.
5825 (TARGETSOURCES): Add arm-reloc-property.cc
5826 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5827 (libgold_a_SOURCES): $(DEFFILES)
5828 * Makefile.in: Regenerate.
5829 * arm-reloc-property.cc: New file.
5830 * arm-reloc-property.h: New file.
5831 * arm-reloc.def: New file.
5832 * arm.cc: Update comments.
5833 (arm-reloc-property.h): New included header.
5834 (arm_reloc_property_table): New global variable.
5835 (Target_arm::do_select_as_default_target): New method definition.
5836 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5837 arm-reloc-property to targ_extra_obj.
5838 * parameters.cc (set_parameters_target): Call
5839 Target::select_as_default_target().
5840 * target.h (Target::select_as_default_target): New method definition.
5841 (Target::do_select_as_default_target): Same.
5843 2010-02-01 Doug Kwan <dougkwan@google.com>
5845 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5846 first_output_text_section_.
5847 (Arm_exidx_fixup::first_output_text_section): New method definition.
5848 (Arm_exidx_fixup::first_output_text_section_): New data member.
5849 (Arm_exidx_fixup::process_exidx_section): Record the first text
5850 output section seen.
5851 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5852 and entsize in output section header.
5854 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5856 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5857 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5858 (Arm_relocate_functions::thm_alu11): New Method.
5859 (Arm_relocate_functions::thm_pc8): New Method.
5860 (Arm_relocate_functions::thm_pc12): New Method.
5861 (Target_arm::Scan::local): Handle the relocations.
5862 (Target_arm::Scan::global): Likewise.
5863 (Target_arm::Relocate::relocate): Likewise.
5864 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5866 2010-01-29 Doug Kwan <dougkwan@google.com>
5868 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5869 of relocation types as ld.
5871 2010-01-29 Doug Kwan <dougkwan@google.com>
5873 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5875 (Arm_relocate_functions::thumb_branch_common): Ditto.
5876 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5877 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5878 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5879 Arm_relocate_functions::jump24): Remove.
5880 (Target_arm::Relocate::relocate): Adjust code to call
5881 Arm_relocation_functions::arm_branch_common and
5882 Arm_relocation_functions::thumb_branch_common instead of their removed
5883 wrappers. Merge switch-cases together to reduce source code size.
5885 2010-01-29 Doug Kwan <dougkwan@google.com>
5887 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5888 output_local_symbol_count_needs_update_.
5889 (Arm_relobj::output_local_symbol_count_needs_update,
5890 Arm_relobj::set_output_local_symbol_count_needs_update,
5891 Arm_relobj::update_output_local_symbol_count): New methods.
5892 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5894 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5895 of pointed function as in a R_ARM_PREL31 relocation.
5896 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5897 for output local symbol count updating.
5898 (Target_arm::do_relax): Update output local symbol counts in objects
5900 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5902 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5904 * arm.cc: Added support for the ARM relocations:
5905 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5906 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5907 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5909 (Arm_relocate_functions::movw_rel): New method.
5910 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5911 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5913 (Arm_relocate_functions::thm_movw_rel): New method.
5914 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5916 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5918 (Target_arm::Scan::global): Likewise.
5919 (Target_arm::Relocate::relocate): Likewise.
5920 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5923 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5925 * arm.cc: Added support for ARM group relocations.
5926 (Target_arm::reloc_needs_sym_origin): New method.
5927 (Arm_relocate_functions::calc_grp_kn): New method.
5928 (Arm_relocate_functions::calc_grp_residual): New method.
5929 (Arm_relocate_functions::calc_grp_gn): New method.
5930 (Arm_relocate_functions::arm_grp_alu): New Method.
5931 (Arm_relocate_functions::arm_grp_ldr): New Method.
5932 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5933 (Arm_relocate_functions::arm_grp_ldc): New Method.
5934 (Target_arm::Scan::local): Handle the ARM group relocations.
5935 (Target_arm::Scan::global): Likewise.
5936 (Target_arm::Relocate::relocate): Likewise.
5937 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5940 2010-01-26 Doug Kwan <dougkwan@google.com>
5942 * arm.cc (set): Include.
5943 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5945 (Arm_output_section::Text_section_list): New type.
5946 (Arm_output_section::append_text_sections_to_list): New method.
5947 (Arm_output_section::fix_exidx_coverage): Ditto.
5948 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5949 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5950 Relobj::set_section_offset() instead of
5951 Sized_relobj::invalidate_section_offset().
5952 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5953 parameter for section headers. Ignore relocation sections for
5954 unallocated sections and EXIDX sections.
5955 (Target_arm::fix_exidx_coverage): New method.
5956 (Target_arm::output_section_address_less_than): New type.
5957 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5958 linked text section instead of the EXIDX section.
5959 (Arm_output_section::create_stub_group): Add an assertion to check
5960 that this is not an EXIDX output section.
5961 (Arm_output_section::append_text_sections_to_list): New method.
5962 (Arm_output_section::fix_exidx_coverage): Ditto.
5963 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5964 Arm_relobj::section_needs_reloc_stub_scanning.
5965 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5967 (Target_arm::fix_exidx_coverage): New method.
5968 * object.h (Relobj::set_output_section): New method.
5969 (Sized_relobj::invalidate_section_offset): Remove method.
5970 (Sized_relobj::do_invalidate_section_offset): Remove method.
5971 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5973 2010-01-25 Doug Kwan <dougkwan@google.com>
5975 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5976 Fix warning due to signed and unsigned comparison on a 32-bit host.
5978 2010-01-22 Doug Kwan <dougkwan@google.com>
5980 * arm.cc (Target_arm::do_relax): Record an output section for section
5981 offset adjustment it contains any stub table that has changed.
5982 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5983 offsets in an output section if necessary.
5984 * output.cc (Output_section::Output_section): Initialize
5985 section_offsets_need_adjustments_.
5986 (Output_section::add_input_section_for_script): Renamed to
5987 Output_section::add_simple_input_section.
5988 (Output_section::save_states): Add a comment.
5989 (Output_section::discard_states): New method defintion.
5990 (Output_section::adjust_section_offsets): Same.
5991 * output.h (Output_section::add_input_section_for_script): Renamed to
5992 Output_section::add_simple_input_section.
5993 (Output_section::discard_states): New method declaration.
5994 (Output_section::adjust_section_offsets): Same.
5995 (Output_section::section_offsets_need_adjustment,
5996 Output_section::set_section_offsets_need_adjustment): New method
5998 (Output_section::section_offsets_need_adjustment_): New data member.
5999 * script-sections.cc
6000 (Output_section_element_input::set_section_address): Adjust code for
6001 renaming of Output_section::add_input_section_for_script.
6002 (Orphan_output_section::set_section_address): Same.
6004 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6006 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
6007 Fix_v4bx enum values .
6008 * gold/options.h (General_options): New option definitions.
6009 (General_options::fix_v4bx): New method.
6010 (General_options::Fix_v4bx): New enum.
6011 * gold/options.cc (General_options::parse_fix_v4bx): New method.
6012 (General_options::parse_fix_v4bx_interworking): New method.
6014 2010-01-22 Doug Kwan <dougkwan@google.com>
6016 * arm.cc (Arm_exidx_fixup): New class.
6018 2010-01-21 Doug Kwan <dougkwan@google.com>
6020 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
6022 (Arm_exidx_section_offset_map): New type.
6024 2010-01-21 Doug Kwan <dougkwan@google.com>
6026 * arm.cc (Arm_exidx_input_section): New class.
6027 (Arm_relobj::exidx_input_section_by_link,
6028 Arm_relobj::exidx_input_section_by_shndx,
6029 Arm_relobj::make_exidx_input_section): New methods.
6030 (read_arm_attributes_section): Remove.
6031 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
6032 information about them.
6033 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
6036 2010-01-20 Doug Kwan <dougkwan@google.com>
6038 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
6039 Input_section_specifier to Section_id.
6040 (Target_arm::new_arm_input_section: Adjust code for change of key
6042 (Target_arm::find_arm_input_section): Ditto.
6043 * gc.h (object.h): Include for Section_id nand Section_id_hash.
6044 (Section_id): Remove.
6045 (Garbage_collection::Section_id_hash): Remove.
6046 * icf.h (object.h): Include for Section_id nand Section_id_hash.
6047 (Section_id): Remove.
6048 (Icf::Section_id_hash): Remove.
6049 * object.h (Section_id, Const_section_id, Section_id_hash,
6050 Const_section_id_hash): New type definitions.
6051 * output.cc (Output_section::add_relaxed_input_section): Change to
6052 use Const_section_id instead of Input_section_specifier as key type.
6053 (Output_section::add_merge_input_section): Ditto.
6054 (Output_section::build_relaxation_map): Change to use Section_id
6055 instead of Input_section_specifier as key type.
6056 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6058 (Output_section::convert_input_sections_to_relaxed_sections): Change
6059 to use Const_section_id instead of Input_section_specifier as key type.
6060 (Output_section::find_merge_section): Ditto.
6061 (Output_section::find_relaxed_input_section): Ditto.
6062 * output.h (Input_section_specifier): Remove class.
6063 (Output_section::Output_section_data_by_input_section_map): Change
6064 key type to Const_section_id.
6065 (Output_section::Output_relaxed_input_section_by_input_section_map):
6067 (Output_section::Relaxation_map): Change key type to Section_id.
6069 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6071 * gold/arm.cc: Added support for R_ARM_V4BX relocation
6072 (class Arm_v4bx_stub): New class.
6073 (DEF_STUBS): Updated definition to support v4_veneer_bx.
6074 (Stub_factory::make_arm_v4bx_stub): New method.
6075 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
6076 (Stub_table::empty): Handle v4bx stubs.
6077 (Stub_table::add_arm_v4bx_stub): New method.
6078 (Stub_table::find_arm_v4bx_stub): New method.
6079 (Arm_relocate_functions::v4bx): New method.
6080 (Target_arm::fix_v4bx): New method.
6081 (Target_arm::Target_arm): Handle R_ARM_V4BX.
6082 (Stub_table::relocate_stubs): Likewise.
6083 (Stub_table::do_write): Likewise.
6084 (Stub_table::update_data_size_and_addralign): Likewise.
6085 (Stub_table::finalize_stubs): Likewise.
6086 (Target_arm::Scan::local): Likewise.
6087 (Target_arm::Scan::global): Likewise.
6088 (Target_arm::do_finalize_sections): Likewise.
6089 (Target_arm::Relocate::relocate): Likewise.
6090 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6092 (Target_arm::scan_reloc_for_stub): Likewise.
6093 (Target_arm::scan_reloc_section_for_stubs): Likewise.
6095 2010-01-19 Ian Lance Taylor <iant@google.com>
6097 * output.cc (Output_section_headers::do_sized_write): Write large
6098 segment count to sh_info field.
6099 (Output_file_header::do_sized_write): For large segment count,
6100 write PN_XNUM to e_phnum field.
6102 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6104 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
6105 (Arm_relocate_functions::thm_jump8): New function.
6106 (Arm_relocate_functions::thm_jump11): New function.
6107 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
6109 (Target_arm::Scan::global): Likewise.
6110 (Target_arm::Relocate::relocate): Likewise.
6111 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6114 2010-01-14 Doug Kwan <dougkwan@google.com>
6116 * arm.cc (map, utility): Include headers.
6117 (Target_arm::apply_cortex_a8_workaround): New method.
6118 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
6119 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
6120 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
6121 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
6122 the --[no-]fix-cortex-a8 command line options.
6123 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
6124 (Target_arm::relocate_stub): Use addend in instruction template.
6125 * options.h (DEFINE_bool): Set the user-set flag.
6126 (General_options): Add --[no-]-fix-cortex options.
6127 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
6128 : Update fast look-up map after conversion.
6130 2010-01-14 Sriraman Tallam <tmsriram@google.com>
6132 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
6133 in the first pass of do_layout.
6135 2010-01-13 Doug Kwan <dougkwan@google.com>
6137 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6138 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
6139 apparent compiler problem of not folding static constant integral
6140 data members of elfcpp::Elf_sizes<32>.
6142 2010-01-13 Doug Kwan <dougkwan@google.com>
6144 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6145 Arm_relobj::section_needs_cortex_a8_stub_scanning,
6146 Arm_relobj::scan_section_for_cortex_a8_erratum,
6147 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
6148 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
6149 sections to scan for relocation stubs into a new method
6150 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
6151 relocation and Cortex-A8 stub scanning.
6152 (Target_arm::do_relax): Force stubs to be after stubbed sections
6153 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
6154 the beginning of a new relaxation pass. Update a comment.
6155 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
6157 2010-01-12 Ian Lance Taylor <iant@google.com>
6159 * target-reloc.h (visibility_error): New inline function.
6160 (relocate_section): Call visibility_error.
6161 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
6162 (MOSTLYCLEANFILES): Likewise.
6163 (protected_4_pic.o, protected_3.err): New targets.
6164 * testsuite/protected_4.cc: New file.
6166 2010-01-12 Doug Kwan <dougkwan@google.com>
6168 * arm.cc (Cortex_a8_reloc): New class.
6169 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
6170 and cortex_a8_relocs_info_.
6171 (Target_arm::fix_cortex_a8): New method definition.
6172 (Target_arm::Cortex_a8_relocs_info): New type.
6173 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
6174 New data member declarations.
6175 (Target_arm::scan_reloc_for_stub): Record information about
6176 relocations for THUMB branches that might be exempted from the
6177 Cortex-A8 workaround.
6178 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
6179 at the beginning of a relaxation pass.
6181 2010-01-12 Doug Kwan <dougkwan@google.com>
6183 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
6184 (Arm_relobj::Mapping_symbol_position,
6185 Arm_reloj::Mapping_symbol_position_less,
6186 Arm_relobj::Mapping_symbols_info): New types.
6187 (Target_arm::is_mapping_symbol_name): New method definition.
6188 (Arm_relobj::do_count_local_symbols): Save information about mapping
6191 2010-01-11 Doug Kwan <dougkwan@google.com>
6193 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
6194 Arm_relocate_functions::thumb32_branch_upper,
6195 Arm_relocate_functions::thumb32_branch_lower,
6196 Arm_relocate_functions::thumb32_cond_branch_offset,
6197 Arm_relocate_functions::thumb32_cond_branch_upper,
6198 Arm_relocate_functions::thumb32_cond_branch_lower,
6199 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
6200 branch offset encoding.
6201 (Arm_relocate_functions::thumb_branch_common): Use new branch
6202 offset encoding methods to avoid code duplication.
6203 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
6204 (Stub_addend_reader::operator()): Use new branch encoding method
6205 to avoid code duplication.
6207 2010-01-11 Doug Kwan <dougkwan@google.com>
6209 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
6210 (Target_arm::do_finalize_sections): Define special EXIDX section
6211 symbols only if referenced.
6212 * gc.h (Garbage_collection::add_reference): New method.
6213 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
6216 2010-01-11 Ian Lance Taylor <iant@google.com>
6218 * script.cc (Version_script_info::build_expression_list_lookup):
6219 Change complaing about duplicate wildcard match from error to
6222 * script.cc (class Lazy_demangler): Recreate--revert part of patch
6224 (Version_script_info::Version_script_info): Initialize globs_,
6225 default_version_, default_is_global_, and exact_. Don't
6226 initialize globals_ or locals_.
6227 (Version_script_info::build_lookup_tables): Build local symbols
6229 (Version_script_info::unquote): New function.
6230 (Version_script_info::add_exact_match): New function.
6231 (Version_script_info::build_expression_list_lookup): Remove lookup
6232 parameter. Add is_global parameter. Change all callers. Handle
6233 wildcard pattern specially. Unquote pattern. Call
6235 (Version_script_info::get_name_to_match): New function.
6236 (Version_script_info::get_symbol_version): New function.
6237 (Version_script_info::get_symbol_version_helper): Remove.
6238 (Version_script_info::check_unmatched_names): Call unquote.
6239 * script.h (class Version_script_info): Change get_symbol_version
6240 to be non-inline and add is_global parameter; change all callers.
6241 Rewrite symbol_is_local. Update declarations. Define struct
6242 Version_tree_match, Exact, Globs. Don't define struct Lookup.
6243 Remove globals_ and locals_ members. Add exact_, globs_,
6244 default_version_, is_global_.
6245 (Version_script_info::Glob): Remove pattern, add expression and
6246 is_global. Update constructor. Change all callers.
6247 * dynobj.cc (Versions::finalize): Mark the version symbol as the
6249 (Versions::symbol_section_contents): If a symbol is undefined, or
6250 defined in a dynamic object, set the version index to
6252 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6254 (Symbol_table::add_from_pluginobj): Likewise.
6255 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6257 2010-01-11 Doug Kwan <dougkwan@google.com>
6259 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6260 (incremental_dump_LDADD): Add linking option for libintl.
6261 * Makefile.in: Regenerate.
6263 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6266 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6268 * testsuite/Makefile.in: Regenerated.
6270 2010-01-10 Doug Kwan <dougkwan@google.com>
6272 * options.h (DEFINE_var): Use parentheses around argument varname__
6273 in macro body to avoid any unintended subsequent substitutions.
6275 2010-01-10 Ian Lance Taylor <iant@google.com>
6277 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6278 candidates before doing symbol resolution.
6280 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6281 ODR candidates if only one is weak.
6283 2010-01-08 Ian Lance Taylor <iant@google.com>
6285 * script.cc (Version_script_info::build_expression_list_lookup):
6286 Don't warn about ambiguous version, just record the ambiguity.
6287 (Version_script_info::get_symbol_version_helper): Give error if
6288 version is ambiguous.
6290 2010-01-08 Doug Kwan <dougkwan@google.com>
6292 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6293 prev_data_size_ and prev_addralign_. Remove initializer for
6294 deleted data member has_been_changed_.
6295 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6296 to determine if the table is empty.
6297 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6299 (Stub_table::add_reloc_stub): Define method in class definition
6300 instead of just declaring it there.
6301 (Stub_table::add_cortex_a8_stub): New method definition.
6302 (Stub_table::update_data_size_and_addralign): Ditto.
6303 (Stub_table::finalize_stubs): Ditto.
6304 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6305 (Stub_table::do_addralign_): Return address alignment in the
6306 (Stub_table::do_reset_address_and_file_offset): Define method in
6307 class definition instead of declaring it there. Set current data
6308 size to be the data size of the previous pass.
6309 (Stub_table::set_final_data_size): Use current data size as the
6311 (Stub_table::relocate_stub): Change parameter type of stub from
6312 Reloc_stub pointer to Stub pointer.
6313 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6314 (Stub_table::Cortex_a8_stub_list): New typedef.
6315 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6316 Stub_table::prev_addralign_): New data member.
6317 (Arm_relobj::Arm_relobj): Initialize data member
6318 section_has_cortex_a8_workaround_.
6319 (Arm_relobj::section_has_cortex_a8_workaround,
6320 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6322 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6324 (Target_arm::relocate_stub): Change parameter type of stub from
6325 Reloc_stub pointer to Stub pointer.
6326 (Insn_template::size, Insn_template::alignment): Handle
6327 THUMB16_SPECIAL_TYPE.
6328 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6329 Stub_table::update_data_size_and_addralign,
6330 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6332 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6333 (Stub_table::do_write): Ditto.
6334 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6336 2010-01-08 Ian Lance Taylor <iant@google.com>
6339 * symtab.h (class Symbol): Remove fields is_target_special_ and
6340 has_plt_offset_. Add field is_defined_in_discarded_section_.
6341 (Symbol::is_defined_in_discarded_section): New function.
6342 (Symbol::set_is_defined_in_discarded_section): New function.
6343 (Symbol::has_plt_offset): Rewrite.
6344 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6345 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6346 Don't initialize is_target_special_ or has_plt_offset_.
6347 Initialize is_defined_in_discarded_section_.
6348 (Symbol_table::add_from_relobj): If appropriate, set
6349 is_defined_in_discarded_section.
6350 * resolve.cc (Symbol::override_base_with_special): Don't test
6351 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6352 * target-reloc.h (relocate_section): Do special handling for
6353 symbols defined in discarded sections for global symbols as well
6356 2010-01-08 Ian Lance Taylor <iant@google.com>
6358 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6359 the SHT_SYMTAB case.
6361 2010-01-08 Ian Lance Taylor <iant@google.com>
6363 * object.cc (Sized_relobj::do_layout): Don't get confused if
6364 layout_eh_frame returns NULL.
6366 2010-01-08 Ian Lance Taylor <iant@google.com>
6369 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6370 dynamic symbol table, use the normal symbol table.
6371 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6374 2010-01-08 Ian Lance Taylor <iant@google.com>
6377 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6380 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6382 * version.cc (print_version): Change to "Copyright 2010".
6384 2010-01-08 Ian Lance Taylor <iant@google.com>
6388 * i386.cc (class Target_i386): Change return type of plt_section
6390 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6391 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6392 tls_desc_rel_ field.
6393 (Output_data_plt_i386::rel_tls_desc): New function.
6394 (Target_i386::rel_tls_desc_section): New function.
6395 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6396 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6397 R_386_TLS_DESC reloc in rel_tls_desc_section.
6398 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6399 Define struct Tlsdesc_info.
6400 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6401 (Target_x86_64::do_reloc_symbol_index): New function.
6402 (Target_x86_64::add_tlsdesc_info): New function.
6403 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6404 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6406 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6408 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6409 (Target_x86_64::rela_tlsdesc_section): New function.
6410 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6412 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6413 (Target_x86_64::do_reloc_addend): New function.
6414 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6415 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6416 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6417 (Output_reloc::type): New function.
6418 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6419 (Output_reloc::is_target_specific): New function.
6420 (Output_reloc::target_arg): New function.
6421 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6422 absolute relocs and target specific relocs.
6423 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6424 add_target_specific.
6425 (class Output_data_reloc) [SHT_RELA]: Likewise.
6426 * output.cc (Output_reloc::Output_reloc): Add four new versions
6427 for absolute relocs and target specific relocs.
6428 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6429 (Output_reloc::get_symbol_index): Likewise.
6430 (Output_reloc::local_section_offset): Check that local_sym_index_
6431 is not TARGET_CODE or 0.
6432 (Output_reloc::symbol_value): Likewise.
6433 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6435 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6436 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6438 * layout.cc (add_target_dynamic_tags): Use output section for
6439 DT_PLTRELSZ and DT_JMPREL.
6441 2010-01-07 Ian Lance Taylor <iant@google.com>
6444 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6446 (class Output_data_reloc_generic): Define.
6447 (class Output_data_reloc_base): Change base class to
6448 Output_data_reloc_generic. Change add() method to call
6449 bump_relative_reloc_count for a relative reloc. Remove
6451 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6453 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6454 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6456 * layout.h (class Layout): Update declaration.
6458 2010-01-07 Ian Lance Taylor <iant@google.com>
6460 * output.h (class Output_data): Add const version of
6461 output_section and do_output_section.
6462 (class Output_section_data): Add const version of
6464 (class Output_section): Likewise.
6465 * layout.cc (Layout::add_target_dynamic_tags): New function.
6466 * layout.h (class Layout): Update declarations.
6467 * arm.cc (Target_arm::do_finalize_sections): Use
6468 add_target_dynamic_tags.
6469 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6470 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6471 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6472 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6474 2010-01-07 Ian Lance Taylor <iant@google.com>
6477 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6480 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6481 Ian Lance Taylor <iant@google.com>
6484 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6485 Xindex::read_symtab_xindex.
6487 2010-01-07 Doug Kwan <dougkwan@google.com>
6489 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6490 (Insn_template::thumb16_bcond_insn): New method declaration.
6491 (Insn_template): Fix spelling.
6492 (Stub::thumb16_special): New method declaration.
6493 (Stub::do_write): Define virtual method which was previously pure
6495 (Stub::do_thumb16_special): New method declaration.
6496 (Stub::do_fixed_endian_write): New template member.
6497 (Reloc_stub::do_write): Remove.
6498 (Reloc_stub::do_fixed_endian_write): Remove.
6499 (Cortex_a8_stub): New class definition.
6500 (Stub_factory::make_cortex_a8_stub): New method definition.
6501 (Stub_factory::Stub_factory): Add missing static storage class
6502 qualifier for elf32_arm_stub_a8_veneer_blx.
6504 2010-01-07 Ian Lance Taylor <iant@google.com>
6507 * options.h (class General_options): Add --warn-unresolved-symbols
6508 and --error-unresolved-symbols.
6509 * errors.cc (Errors::undefined_symbol): Implement
6510 --warn-unresolved-symbols.
6512 * options.h (class General_options): Add -z text and -z textoff.
6513 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6515 2010-01-06 Sriraman Tallam <tmsriram@google.com>
6517 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6518 (Garbage_collection::cident_sections): New function.
6519 (Garbage_collection::add_cident_section): New function.
6520 (Garbage_collection::cident_sections_): New member.
6521 (gc_process_relocs): Add references to sections whose names are C
6523 * gold.h (cident_section_start_prefix): New constant.
6524 (cident_section_stop_prefix): New constant.
6525 (is_cident): New function.
6526 * layout.cc (Layout::define_section_symbols): Replace string constants
6527 with the newly defined constants.
6528 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6530 * testsuite/Makefile.am: Add gc_orphan_section_test.
6531 * testsuite/Makefile.in: Regenerate.
6532 * testsuite/gc_orphan_section_test.cc: New file.
6533 * testsuite/gc_orphan_section_test.sh: New file.
6535 2010-01-06 Ian Lance Taylor <iant@google.com>
6538 * options.h (class General_options): Add --warn-shared-textrel.
6539 * layout.cc (Layout::finish_dynamic_section): Implement
6540 --warn-shared-textrel.
6543 * options.h (class General_options): Add --warn-multiple-gp.
6545 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6547 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6548 $(THREADSLIB) and $(LIBDL).
6549 * Makefile.in: Rebuild.
6551 2010-01-06 Ian Lance Taylor <iant@google.com>
6554 * options.cc (General_options::parse_section_start): New function.
6555 (General_options::section_start): New function.
6556 (General_options::General_options): Initialize all members.
6557 * options.h: Include <map>
6558 (class General_options): Add --section-start. Add section_starts_
6560 * layout.cc (Layout::attach_allocated_section_to_segment): If
6561 --section-start was used, set the address of the segment. Remove
6562 local sort_sections.
6563 (Layout::relaxation_loop_body): If the address of the load segment
6564 has been set by --section-start, don't use it.
6565 * output.h (Output_segment::update_flags_for_output_section): New
6567 * output.cc (Output_segment::add_output_section): Call
6568 update_flags_for_output_section.
6570 2010-01-05 Ian Lance Taylor <iant@google.com>
6573 * options.h (class General_options): Add --undefined-version.
6574 * script.cc (struct Version_expression): Add was_matched_by_symbol
6576 (Version_script_info::matched_symbol): New function.
6577 (Version_script_info::get_symbol_version_helper): Call
6579 (Version_script_info::check_unmatched_names): New function.
6580 * script.h (class Version_script_info): Update declarations.
6581 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6583 * options.h (class General_options): Use DEFINE_bool_alias for
6584 allow_multiple_definition.
6585 * resolve.cc (Symbol_table::should_override): Don't test
6586 allow_multiple_definition.
6589 * options.h (class General_options): Add --cref.
6590 * main.cc (main): Print cref table if --cref. Don't close mapfile
6591 until after printing cref table.
6592 * cref.cc: Include "symtab.h".
6593 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6594 (Cref_table_compare::operator()): New function.
6595 (Cref_inputs::gather_cref): New function.
6596 (filecol): New static const.
6597 (Cref_inputs::print_cref): New function.
6598 (Cref::print_cref): New function.
6599 * cref.h: Include <cstdio>.
6600 (class Cref): Update declarations.
6601 * mapfile.h (Mapfile::file): New function.
6602 * object.h (class Object): Define Symbols. Declare virtual
6603 do_get_global_symbols.
6604 (Object::get_global_symbols): New function.
6605 * object.cc (Input_objects::add_object): Pass object to cref_ if
6607 (Input_objects::archive_start): Likewise.
6608 (Input_objects::archive_stop): Likewise.
6609 (Input_objects::print_cref): New function.
6610 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6611 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6613 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6615 * plugin.h (class Sized_pluginobj): Update declarations.
6617 2010-01-05 Ian Lance Taylor <iant@google.com>
6619 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6620 to is_default_version. Rename insdef to insdefault.
6621 (Symbol_table::add_from_relobj): Rename def to is_default_version
6622 and local to is_forced_local.
6623 (Symbol_table::add_from_pluginobj): Likewise.
6624 (Symbol_table::add_from_dynobj): Likewise.
6625 (Symbol_table::define_special_symbol): Rename insdef to
6628 2010-01-04 Ian Lance Taylor <iant@google.com>
6631 * options.h (class General_options): Add
6632 --allow-multiple-definition and -z muldefs.
6633 * resolve.cc (Symbol_table::should_override): Don't warn about a
6634 multiple symbol definition if --allow-multiple-definition or -z
6638 * options.h (class General_options): Add --add-needed and
6639 --copy-dt-needed-entries. Tweak --as-needed help entry.
6640 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6641 error if --copy-dt-needed-entries aka --add-needed is used and
6642 would cause a change in behaviour.
6645 * options.h (class General_options): Add -G as a short version of
6646 --shared. Add no-op options -assert, -g, and -i.
6648 2010-01-04 Sriraman Tallam <tmsriram@google.com>
6650 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6651 check for .text or .gnu.linkonce.t sections.
6652 * icf.cc (Icf::find_identical_sections): Ditto.
6653 Change the detection for mangled function name within the section
6655 * icf.h (is_section_foldable_candidate): New function.
6657 2009-12-30 Ian Lance Taylor <iant@google.com>
6660 * options.h (class General_options): Permit two dashes with
6661 --retain-symbols-file.
6663 2009-12-30 Ian Lance Taylor <iant@google.com>
6666 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6667 don't put the file header and segment headers in the text
6671 * common.cc (Sort_commons::operator()): Stabilize sort when both
6673 (Symbol_table::do_allocate_commons_list): When allocating common
6674 symbols, skip a symbol which is no longer common.
6675 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6676 an object before checking its type.
6677 * testsuite/common_test_2.c: New file.
6678 * testsuite/common_test_3.c: New file.
6679 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6680 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6681 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6682 (common_test_2_pic.o, common_test_2.so): New targets.
6683 (common_test_3_pic.o, common_test_3.so): New targets.
6684 * testsuite/Makefile.in: Rebuild.
6687 * script.cc (read_input_script): If we see a new SECTIONS clause,
6688 and we have added an input section, give an error.
6689 * layout.h (class Layout): Add have_added_input_section function.
6690 Add have_added_input_section_ field.
6691 * layout.cc (Layout::Layout): Initialize
6692 have_added_input_section_.
6693 (Layout::layout): Set have_added_input_section_.
6694 (Layout::layout_eh_frame): Likewise.
6696 2009-12-30 Ian Lance Taylor <iant@google.com>
6699 * options.h (class General_options): Add --sort-common option.
6700 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6701 * common.cc (Sort_common): Add sort_order parameter to
6702 constructor. Add sort_order_ field.
6703 (Sort_commons::operator): Check sort_order_.
6704 (Symbol_table::allocate_commons): Determine the sort order.
6705 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6707 (Symbol_table::do_allocate_commons_list): Likewise.
6709 2009-12-30 Ian Lance Taylor <iant@google.com>
6712 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6713 symbols from this object, don't change the visibility of an
6715 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6717 2009-12-30 Ian Lance Taylor <iant@google.com>
6720 * script.h (class Version_script_info): Define Language enum.
6721 Update declarations. Define Glob, Exact, and Lookup types. Add
6722 new fields globals_, locals_, and is_finalized_.
6723 * script.cc: Various formatting fixes.
6724 (class Parser_closure): Change language_stack_ from a vector of
6725 std::string to one of Version_script_info::Language. Adjust all
6727 (class Lazy_demangler): Remove.
6728 (struct Version_expression): Change language from std::string to
6729 Version_script_info::Language.
6730 (Version_script_info::Version_script_info): New function.
6731 (Version_script_info::~Version_script_info): Don't call clear.
6732 (Version_script_info::finalize): New function.
6733 (Version_script_info::build_lookup_tables): New function.
6734 (Version_script_info::build_expression_list_lookup): New
6736 (Version_script_info::get_symbol_version_helper): Rewrite to use
6738 (Version_script_info::print_expression_list): Adjust to use
6739 Version_script_info::Language.
6740 (script_push_lex_into_version_mode): Check that the version script
6741 has not been finalized.
6742 (version_script_push_lang): Change language string to
6743 Version_script_info::Language.
6744 * options.cc (Command_line::version_script): New function.
6745 * options.h (class General_options): Add finalize_dynamic_list
6746 function. Change version_script from declaration to definition.
6747 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6748 * testsuite/version_script.map: Remove duplicate def of foo.
6749 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6751 * testsuite/Makefile.in: Rebuild.
6753 2009-12-30 Ian Lance Taylor <iant@google.com>
6756 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6757 if the input symbol index is 0, make the output symbol index 0.
6759 2009-12-30 Ian Lance Taylor <iant@google.com>
6762 * options.h (class General_options): Add -x/--discard-all.
6763 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6764 --discard-all. If the local symbol needs a dynamic entry, check
6765 that before handling --discard-locals.
6767 2009-12-30 Ian Lance Taylor <iant@google.com>
6770 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6772 (Output_segment::add_output_section): Don't change the flags if
6776 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6777 GNU hash table if they need a dynamic value. Otherwise, don't add
6778 them if they are defined in a dynamic object or are forced local.
6780 2009-12-29 Ian Lance Taylor <iant@google.com>
6783 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6784 .gnu.hash table for a 32-bit target.
6787 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6788 regular and a dynamic object only needs a dynamic symbol table
6789 entry if it is externally visible.
6792 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6793 constructor. Add global_offset_table_ field.
6794 (Target_i386::got_section): Set global_offset_table_.
6795 (Target_i386::do_finalize_sections): Set global_offset_table_
6797 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6798 in constructor. Add global_offset_table_ field.
6799 (Target_x86_64::got_section): Set global_offset_table_.
6800 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6803 * layout.cc (Layout::Layout): Initialize increase_relro_.
6804 (Layout::get_output_section): Add is_relro, is_last_relro, and
6805 is_first_non_relro parameters. Change all callers.
6806 (Layout::choose_output_section): Likewise.
6807 (Layout::add_output_section_data): Likewise.
6808 (Layout::make_output_section): Likewise.
6809 (Layout::set_segment_offsets): Clear increase_relro when using a
6811 * layout.h (class Layout): Add increase_relro method. Add
6812 increase_relro_ field. Update declarations.
6813 * output.cc (Output_section::Output_section): Initialize
6814 is_last_relro_ and is_first_non_relro_.
6815 (Output_segment::add_output_section): Group relro sections is
6816 do_sort is true. Handle is_last_relro and is_first_non_relro.
6817 (Output_segment::maximum_alignment): Remove relro handling.
6818 (Output_segment::set_section_addresses): Add increase_relro
6819 parameter. Change all callers. Add initial alignment to align
6820 relro sections on separate page. Remove old relro handling.
6821 (Output_segment::set_section_list_addresses): Remove in_relro
6822 parameter. Change all callers.
6823 (Output_segment::set_offset): Add increase parameter. Change all
6824 callers. Remove old relro handling.
6825 * output.h (class Output_section): Add new methods: is_last_relro,
6826 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6827 Add is_last_relro_ and is_first_non_relro_ fields.
6828 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6829 Create separate .got.plt section. Call increase_relro.
6830 * x86_64.cc (Target_x86_64::got_section): Likewise.
6831 * testsuite/relro_script_test.t: Add .got.plt.
6834 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6835 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6836 (Layout::finalize): Call set_dynamic_symbol_size.
6837 (Layout::set_dynamic_symbol_size): New function.
6838 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6839 set_dynamic_symbol_size.
6842 * output.h (class Output_section): Add is_entsize_zero_ field.
6843 * output.cc (Output_section::Output_section): Initialize
6845 (Output_section::set_entsize): If two different entsizes are
6846 requested, force it to zero.
6847 (Output_section::add_input_section): Set flags for .debug_str
6848 before updating section flags. Set entsize.
6849 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6850 and SHF_STRING if all input sections have those flags.
6852 2009-12-29 Rafael Espindola <espindola@google.com>
6854 * main.cc (main): Fix the sys time reporting.
6855 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6858 2009-12-29 Sriraman Tallam <tmsriram@google.com>
6860 * options.cc (General_options::parse_version): Allow -v to exit
6861 without an error if there is nothing to link.
6863 2009-12-29 Ian Lance Taylor <iant@google.com>
6865 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6866 using a version of gcc before 4.1.
6867 * configure: Rebuild.
6869 2009-12-28 Chris Demetriou <cgd@google.com>
6871 * attributes.cc (Output_attributes_section_data::do_write): Use
6872 std::vector::front rather than std::vector::data.
6874 2009-12-28 Ian Lance Taylor <iant@google.com>
6876 * symtab.h (class Symbol_table): Add enum Defined.
6877 * resolve.cc (Symbol_table::should_override): Add defined
6878 parameter. Change all callers. Test whether object is NULL
6879 before calling a method on it.
6880 (Symbol_table::report_resolve_problem): Add defined parameter.
6882 (Symbol_table::should_override_with_special): Likewise.
6883 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6884 parameter. Change all callers.
6885 (Symbol_table::do_define_in_output_data): Likewise.
6886 (Symbol_table::define_in_output_segment): Likewise.
6887 (Symbol_table::do_define_in_output_segment): Likewise.
6888 (Symbol_table::define_as_constant): Likewise.
6889 (Symbol_table::do_define_as_constant): Likewise.
6890 * script.h (class Symbol_assignment): Add is_defsym parameter to
6891 constructor; change all callers.
6892 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6893 parameter. Change all callers. Add is_defsym_ field.
6894 (class Parser_closure): Add parsing_defsym parameter to
6895 constructor; change all callers. Add parsing_defsym accessor
6896 function. Add parsing_defsym_ field.
6898 2009-12-28 Ian Lance Taylor <iant@google.com>
6900 * gold.cc (queue_middle_tasks): Fix formatting.
6901 * object.cc (Relobj::is_section_name_included): Likewise.
6903 2009-12-23 Ian Lance Taylor <iant@google.com>
6905 * i386.cc (Target_i386::do_calls_non_split): Recognize
6906 -fsplit-stack prologue for a function with a static chain.
6907 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6908 -fsplit-stack prologue when using %r11.
6910 2009-12-21 Sriraman Tallam <tmsriram@google.com>
6912 * options.cc (General_options::parse_version): Make -v continue and do
6913 the link like GNU ld does.
6915 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
6917 * Makefile.am (CCFILES): Add timer.cc.
6918 (HFILES): Add timer.h.
6919 * configure.ac: Check for sysconf and times.
6920 * main.cc: include timer.h.
6921 (main): Use Timer instead of get_run_time.
6924 * workqueue.cc: include timer.h.
6925 (Workqueue::find_and_run_task):
6926 Report user, sys and wall time.
6927 * Makefile.in: Regenerate.
6928 * config.in: Regenerate.
6929 * configure: Regenerate.
6931 2009-12-16 Doug Kwan <dougkwan@google.com>
6933 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6935 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6936 relaxed input sections.
6937 * output.cc (Output_section::find_relaxed_input_section): Change
6938 return type to Output_relaxed_input_section pointer. Adjust code
6939 for new type of relaxed_input_section_map_.
6940 * output.h (Output_section::find_relaxed_input_section): Change
6941 return type to Output_relaxed_input_section pointer.
6942 (Output_section::Output_relaxed_input_section_by_input_section_map):
6944 (Output_section::relaxed_input_section_map_): Change type to
6945 Output_section::Output_relaxed_input_section_by_input_section_map.
6946 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6949 2009-12-15 Ian Lance Taylor <iant@google.com>
6951 * layout.cc (Layout::create_shstrtab): Only write out after input
6952 sections if we are compressing debug sections.
6954 2009-12-15 Ian Lance Taylor <iant@google.com>
6956 * archive.cc (Archive::add_symbols): Only look up a symbol without
6957 a version if there is, in fact, a version.
6959 2009-12-14 Ian Lance Taylor <iant@google.com>
6961 Revert -Wshadow changes, all changes from:
6962 2009-12-11 Doug Kwan <dougkwan@google.com>
6963 2009-12-11 Nick Clifton <nickc@redhat.com>
6964 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6966 2009-12-11 Doug Kwan <dougkwan@google.com>
6968 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6970 * attributes.cc (Object_attribute::size): Ditto.
6971 (Attributes_section_data::size): Ditto.
6972 (Attributes_section_data::Attributes_section_data): Ditto.
6973 (Output_attributes_section_data::do_write): Ditto.
6974 * attributes.h (Object_attribute::set_type): Ditto.
6975 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6977 2009-12-11 Nick Clifton <nickc@redhat.com>
6979 * archive.cc: Fix shadowed variable warnings.
6981 * compressed_output.cc: Likewise.
6982 * compressed_output.h: Likewise.
6983 * configure: Likewise.
6984 * dwarf_reader.cc: Likewise.
6985 * dynobj.cc: Likewise.
6986 * dynobj.h: Likewise.
6987 * ehframe.cc: Likewise.
6988 * ehframe.h: Likewise.
6989 * errors.cc: Likewise.
6990 * expression.cc: Likewise.
6991 * fileread.cc: Likewise.
6992 * fileread.h: Likewise.
6993 * freebsd.h: Likewise.
6994 * i386.cc: Likewise.
6996 * incremental.h: Likewise.
6997 * layout.cc: Likewise.
6998 * layout.h: Likewise.
6999 * mapfile.cc: Likewise.
7000 * merge.cc: Likewise.
7001 * merge.h: Likewise.
7002 * object.cc: Likewise.
7003 * object.h: Likewise.
7004 * options.h: Likewise.
7005 * output.cc: Likewise.
7006 * output.h: Likewise.
7007 * parameters.cc: Likewise.
7008 * plugin.cc: Likewise.
7009 * powerpc.cc: Likewise.
7010 * reduced_debug_output.cc: Likewise.
7011 * reduced_debug_output.h: Likewise.
7012 * reloc.cc: Likewise.
7013 * reloc.h: Likewise.
7014 * resolve.cc: Likewise.
7015 * script-sections.cc: Likewise.
7016 * script.cc: Likewise.
7017 * script.h: Likewise.
7018 * sparc.cc: Likewise.
7019 * symtab.cc: Likewise.
7020 * symtab.h: Likewise.
7021 * target-select.cc: Likewise.
7022 * target-select.h: Likewise.
7023 * token.h: Likewise.
7024 * workqueue.cc: Likewise.
7025 * workqueue.h: Likewise.
7026 * x86_64.cc: Likewise.
7028 2009-12-10 Doug Kwan <dougkwan@google.com>
7030 * arm.cc (attributes.h): New include.
7031 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
7032 (Arm_relobj::~Arm_relobj): Delete object pointed by
7033 attributes_section_data_.
7034 (Arm_relobj::attributes_section_data): New method definition.
7035 (Arm_relobj::attributes_section_data_): New data member declaration.
7036 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
7037 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
7038 attributes_section_data_.
7039 (Arm_dynobj::attributes_section_data): New method definition.
7040 (Arm_dynobj::attributes_section_data_): New data member declaration.
7041 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
7042 initialization value of may_use_blx_ to false.
7043 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
7044 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
7045 object attributes to compute results instead of hard-coding.
7046 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
7047 Target_arm::get_secondary_compatible_arch,
7048 Target_arm::set_secondary_compatible_arch
7049 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7050 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
7051 New method declarations.
7052 (Target_arm::get_aeabi_object_attribute): New method definition.
7053 (Target_arm::attributes_section_data_): New data member declaration.
7054 (read_arm_attributes_section): New template definition.
7055 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
7056 (Arm_dynobj::do_read_symbols): Ditto.
7057 (Target_arm::do_finalize_sections): Merge attributes sections from
7058 input. Check for BLX use after attributes section merging.
7059 Fix __exidx_start and __exidx_end visibility. Create an
7060 .ARM.attributes section if necessary.
7061 (Target_arm::get_secondary_compatible_arch,
7062 Target_arm::set_secondary_compatible_arch,
7063 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7064 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
7065 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
7066 New method definitions.
7068 2009-12-09 Ian Lance Taylor <iant@google.com>
7070 * plugin.cc (Plugin::load): Don't cast from void* to a function
7073 2009-12-09 Ian Lance Taylor <iant@google.com>
7075 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
7078 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
7080 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
7081 Replace two_file_shared_1.so with two_file_shared_2.so.
7082 * testsuite/Makefile.in: Regenerated.
7084 2009-12-08 Doug Kwan <dougkwan@google.com>
7086 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
7087 (HFILES): Add attributes.h and int_encoding.h.
7088 * Makefile.in: Regenerate.
7089 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
7090 function definitions to int_encoding.cc
7091 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
7092 prototypes to int_encoding.h
7093 * reduced_debug_output.cc (int_encoding.h): New include.
7094 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
7095 function definitions to int_encoding.cc
7096 (insert_into_vector, read_from_pointer): Move template definitions to
7098 * attributes.cc: New file.
7099 * attributes.h: New file.
7100 * int_encoding.cc: New file.
7101 * int_encoding.h: New file.
7103 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
7106 * incremental-dump.cc (dump_incremental_inputs): New.
7107 (main): Use dump_incremental_inputs.
7109 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
7112 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
7113 checking elfcpp::STT_FUNC.
7114 (Target_i386::Relocate::relocate): Likewise.
7115 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
7117 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
7118 symbols from shared libraries into normal FUNC symbols.
7120 * symtab.h (Symbol): Add is_func and use it.
7122 2009-12-05 Doug Kwan <dougkwan@google.com>
7124 * arm.cc (Target_arm::arm_info): Initialize new fields
7125 attributes_section and attributes_vendor.
7126 * i386.cc (Target_i386::i386_info): Same.
7127 * object.cc (Sized_relobj::do_layout): Skip attribute section.
7128 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
7129 fields attributes_section and attributes_vendor.
7130 * sparc.cc (Target_sparc::sparc_info): Same.
7131 * target.h (Target::attributes_section, Target::attributes_vendor,
7132 Target::is_attributes_section, Target::attribute_arg_type,
7133 Target::attributes_order): New method definitions.
7134 (Target::Target_info::attributes_section,
7135 Target::Target_info::attributes_vendor): New fields.
7136 (Target::do_attribute_arg_type, Target::do_attributes_order): New
7137 virtual method definitions.
7138 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
7139 attributes_section and attributes_vendor.
7140 * testsuite/testfile.cc (Target_test::test_target_info): Same.
7142 2009-12-05 Doug Kwan <dougkwan@google.com>
7144 * arm.cc: Update comments about interworking and stub generation.
7145 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
7146 considered as non-PIC.
7147 (Arm_relocate_functions::base_abs): Fix formatting.
7148 (Arm_relocate_functions::got_prel): Fix comment. Change interface
7149 of function to use GOT entry address instead of offset.
7150 (Target_arm::Scan::global): Issue an error if a symbol would need a
7151 PLT does not get one because it is untyped. Remove code to create
7152 dynamic symbols for relative branches.
7153 (Target_arm::Relocate::relocate: Use 0 instead of false since function
7154 takes unsigned integer instead of boolean.
7156 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
7158 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
7159 (two_file_test_LDADD): Likewise.
7160 (common_test_1_LDADD): Likewise.
7161 (exception_test_LDADD) Likewise.
7162 (weak_test_LDADD): Likewise.
7163 (many_sections_test_LDADD): Likewise.
7164 (initpri1_LDADD): Likewise.
7165 (script_test_1_LDADD): Likewise.
7166 (script_test_2_LDADD): Likewise.
7167 (justsyms_LDADD): Likewise.
7168 (binary_test_LDADD): Likewise.
7169 (large_LDADD): Likewise.
7170 * testsuite/Makefile.in: Regenerated.
7172 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
7174 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
7175 (Symbol_table::override_with_special): Likewise.
7176 (Symbol_table::add_from_object): Likewise.
7178 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
7180 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7181 Don't set the data_offset twice.
7183 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
7185 * testsuite/Makefile.in: Regenerate.
7187 2009-12-03 Doug Kwan <dougkwan@google.com>
7189 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
7190 (Target_arm::do_finalize_sections): Add parameter for symbol table
7191 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
7192 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7193 parameter for symbol table pointer.
7194 * layout.cc (Layout::finalize): Call Target::finalize_sections with
7195 an additional parameter for a pointer to symbol table.
7196 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
7197 parameter for a symbol table pointer.
7198 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
7199 * target.h (Target::finalize_sections, Target::do_finalize_sections):
7201 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
7202 parameter for a symbol table pointer.
7204 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
7206 * incremental.cc (Incremental_inputs_header)
7207 (Incremental_inputs_header_write, Incremental_inputs_entry)
7208 (Incremental_inputs_entry_write): Move ...
7209 * incremental.h (Incremental_inputs_header)
7210 (Incremental_inputs_header_write, Incremental_inputs_entry)
7211 (Incremental_inputs_entry_write): here.
7213 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7215 * incremental.cc (make_sized_incremental_binary): Set the target.
7216 Error if it is incompatible.
7217 * output.h (Output_file): Add filename method.
7219 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7221 * incremental.cc (Incremental_inputs_entry): Remove unused argument
7222 from the get_* methods.
7224 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7226 * incremental-dump.cc (main): Check that the offeset of a script is 0.
7227 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7228 Write 0 for the data_offset of scripts.
7230 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7232 * testsuite/Makefile.am: Add the incremental_test.sh test.
7233 * testsuite/incremental_test.sh: New.
7234 * testsuite/incremental_test_1.c: New.
7235 * testsuite/incremental_test_2.c: New.
7237 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
7239 * incremental-dump.cc (main): Fix typos.
7241 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
7244 * incremental-dump.cc (main): Use llu to print 64 bit values.
7246 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
7247 H.J. Lu <hongjiu.lu@intel.com>
7249 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7251 (incremental_dump_LDADD): Likewise.
7252 * Makefile.in: Regenerated.
7254 2009-11-25 Doug Kwan <dougkwan@google.com>
7258 2009-11-25 Doug Kwan <dougkwan@google.com>
7260 * arm.cc (Target_arm::Target_arm): Move method definition
7261 outside of class definition. Add code to handle
7262 --target1-rel, --target1-abs and --target2= options.
7263 (Target_arm::get_reloc_reloc_type): Change method to be
7264 non-static and const.
7265 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7266 New data member declaration.
7267 (Target_arm::Scan::local, Target_arm::Scan::global,
7268 Target_arm::Relocate::relocate,
7269 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7270 Adjust call to Target_arm::get_real_reloc_type.
7271 (Target_arm::get_real_reloc_type): Use command line options
7272 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7273 * options.h (--target1-rel, --target1-abs, --target2): New
7276 2009-11-25 Doug Kwan <dougkwan@google.com>
7278 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7279 class definition. Add code to handle --target1-rel, --target1-abs
7280 and --target2= options.
7281 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7283 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7285 (Target_arm::Scan::local, Target_arm::Scan::global,
7286 Target_arm::Relocate::relocate,
7287 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7288 call to Target_arm::get_real_reloc_type.
7289 (Target_arm::get_real_reloc_type): Use command line options to
7290 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7291 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7294 2009-11-25 Doug Kwan <dougkwan@google.com>
7296 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7297 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7298 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7300 (Arm_relocate_functions::thm_call): Replace body with a call to
7301 Arm_relocate_functions::thumb_branch_common.
7302 (Arm_relocate_functions::thm_jump24,
7303 Arm_relocate_functions::thm_xpc22): New method definitions.
7304 (Arm_relocate_functions::thumb_branch_common): New method definition.
7305 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7307 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7308 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7310 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7312 * Makefile.am: Build incremental-dump
7313 * Makefile.in: Regenerate.
7314 * incremental-dump.cc: New.
7315 * incremental.cc (Incremental_inputs_header_data,
7316 Incremental_inputs_entry_data): Move to incremental.h
7317 * incremental.h: (Incremental_inputs_header_data,
7318 Incremental_inputs_entry_data): Move from incremental.cc
7320 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7322 * incremental.cc (Incremental_inputs_header,
7323 Incremental_inputs_header_write, Incremental_inputs_entry,
7324 Incremental_inputs_entry_write): Add a typedef with the data type.
7326 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7328 * incremental.cc (Incremental_inputs_header,
7329 Incremental_inputs_header_write, Incremental_inputs_entry,
7330 Incremental_inputs_entry_write): Update comment about which
7331 type has the filed descriptions.
7333 2009-11-15 Doug Kwan <dougkwan@google.com>
7335 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7336 (Arm_relocate_functions::arm_branch_common): Change method defintion
7337 in class definition to a method declaration and update list of formal
7339 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7340 Arm_relocation_functions::jump24): Adjust call to
7341 Arm_relocate_functions::arm_branch_common. Update list of formal
7343 (Arm_relocate_functions::xpc25): New method definition.
7344 (Arm_relocate_functions::arm_branch_common): Move method defintion
7345 out from class definition. Use stubs for mode-switching and extending
7347 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7348 specially. Change code to enable use of stubs in ARM branches.
7350 2009-11-10 Doug Kwan <dougkwan@google.com>
7352 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7353 in method declaration.
7354 (Target_arm::relocate_stub): New method declaration.
7355 (Target_arm::default_target): Change to return a pointer instead of
7357 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7358 Target_arm::default_target.
7359 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7361 (Target_arm::relocate_section): Adjust view.
7362 (Target_arm::relocate_stub): New method definition.
7364 2009-11-10 Doug Kwan <dougkwan@google.com>
7366 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7368 * incremental.cc (open_incremental_binary): Initialized local
7369 variables to avoid warnings.
7370 * object.cc (make_elf_object): Ditto.
7371 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7374 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7377 * testsuite/plugin_test.c: Include "config.h".
7379 2009-11-09 Doug Kwan <dougkwan@google.com>
7381 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7382 (arm_symbol_value): Remove.
7383 (Arm_relocate_functions::arm_branch_common,
7384 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7385 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7386 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7387 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7388 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7389 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7390 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7391 Arm_relocate_functions::thm_mobw_abs_nc,
7392 Arm_relocate_functions::thm_mov_abs,
7393 Arm_relocate_functions::movw_prel_nc,
7394 Arm_relocate_functions::thm_movt_abs,
7395 Arm_relocate_functions::movt_prel,
7396 Arm_relocate_functions::thm_movw_prel_nc,
7397 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7398 (Target_arm::Relocate::relocate): Only decompose address into two
7399 parts if relocation type uses the thumb-bit and pass the actual
7400 bit instead of a flag indicating that the thumb-bit is used. Adjust
7401 calls to methods in Arm_relocate_functions for this change.
7403 2009-11-08 Ian Lance Taylor <iant@google.com>
7406 * reloc.cc: Instantiate
7407 Sized_relobj::initialize_input_to_output_maps and
7408 Sized_relobj:free_input_to_output_maps.
7410 2009-11-06 Ian Lance Taylor <iant@google.com>
7413 * defstd.cc (in_segment): Set only_if_ref true for "end".
7415 2009-11-06 Doug Kwan <dougkwan@google.com>
7417 * arm.cc (class Reloc_stub): Correct a comment.
7418 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7419 (Target_arm::scan_section_for_stubs): New method declaration.
7420 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7421 Change methods from private to protected.
7422 (Target_arm::do_may_relax): New method definition.
7423 (Target_arm::do_relax, Target_arm::group_sections,
7424 Target_arm::scan_reloc_for_stub,
7425 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7426 (Target_arm::arm_input_section_map_): New data member declaration.
7427 (Target_arm::scan_reloc_for_stub,
7428 Target_arm::scan_reloc_section_for_stubs,
7429 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7430 Target_arm::do_relax): New method definitions.
7432 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7434 * configure.ac: Check for (struct stat)::st_mtim
7435 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7436 * config.in: Regenerate.
7437 * configure: Regenerate.
7439 2009-11-05 Ian Lance Taylor <iant@google.com>
7442 * output.cc (Output_segment::add_output_section): Add missing
7445 2009-11-04 Ian Lance Taylor <iant@google.com>
7448 * object.h (class Object): Add is_needed and set_is_needed
7449 methods. Add is_needed_ field. Make bool fields into bitfields.
7450 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7451 defined in a dynamic object and referenced by a regular object,
7452 set is_needed for the dynamic object.
7453 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7454 if the file is marked with as_needed and it is not needed.
7456 2009-11-04 Ian Lance Taylor <iant@google.com>
7459 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7460 tags if data is discarded by linker script.
7461 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7462 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7463 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7464 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7466 2009-11-04 Ian Lance Taylor <iant@google.com>
7468 * layout.cc (Layout::get_output_section): Add is_interp and
7469 is_dynamic_linker_section parameters. Change all callers.
7470 (Layout::choose_output_section): Likewise.
7471 (Layout::make_output_section): Likewise.
7472 (Layout::add_output_section_data): Add is_dynamic_linker_section
7473 parameter. Change all callers.
7474 * layout.h (class Layout): Update declarations.
7475 * output.h (class Output_section): Add is_interp, set_is_interp,
7476 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7477 Add is_interp_, is_dynamic_linker_section_ fields. Change
7478 generate_code_fills_at_write_ to a bitfield.
7479 * output.cc (Output_section::Output_sections): Initialize new
7481 (Output_segment::add_output_section): Add do_sort parameter.
7484 2009-11-03 Ian Lance Taylor <iant@google.com>
7487 * options.h (class General_options): Add --warn-common.
7488 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7489 merging two common symbols.
7490 (Symbol_table::should_override): Handle --warn-common when merging
7491 a common symbol with a defined symbol. Use report_resolve_problem
7492 for multiple definitions.
7493 (Symbol_table::report_resolve_problem): New function.
7494 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7496 2009-11-03 Doug Kwan <dougkwan@google.com>
7498 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7500 (Target_arm::stub_factory): New method definition.
7501 (Target_arm::new_arm_input_section,
7502 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7503 Target_arm::reloc_uses_thumb_bit): New method declarations.
7504 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
7505 New type definitions.
7506 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7507 member declarations.
7508 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7509 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7510 New method definitions.
7512 2009-11-03 Ian Lance Taylor <iant@google.com>
7514 * options.h (class General_options): Add --warn_constructors.
7516 2009-11-03 Ian Lance Taylor <iant@google.com>
7519 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7520 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7522 2009-11-03 Ian Lance Taylor <iant@google.com>
7525 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7526 --msgid-bugs-address.
7527 (install-pdf): New target.
7528 (install-data_yes): Look up one directory to find mkinstalldirs.
7530 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7532 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7535 2009-10-30 Doug Kwan <dougkwan@google.com>
7537 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7539 2009-10-30 Doug Kwan <dougkwan@google.com>
7541 * arm.cc (Stub_addend_reader): New struct template definition
7542 and partial specializations.
7543 (Stub_addend_reader::operator()): New method definition for a
7544 partially specialized template.
7546 2009-10-30 Doug Kwan <dougkwan@google.com>
7548 * arm.cc (Arm_relobj::processor_specific_flags): New method
7550 (Arm_relobj::do_read_symbols): New method declaration.
7551 (Arm_relobj::processor_specific_flags_): New data member declaration.
7552 (Arm_dynobj): New class definition.
7553 (Target_arm::do_finalize_sections): Add input_objects parameter.
7554 (Target_arm::do_adjust_elf_header): New method declaration.
7555 (Target_arm::are_eabi_versions_compatible,
7556 (Target_arm::merge_processor_specific_flags): New method declaration.
7557 (Target_arm::do_make_elf_object): New overloaded method definitions
7559 (Arm_relobj::do_read_symbols): New method definition.
7560 (Arm_dynobj::do_read_symbols): Ditto.
7561 (Target_arm::do_finalize_sections): Add input_objects parameters.
7562 Merge processor-specific flags from all input objects.
7563 (Target_arm::are_eabi_versions_compatible,
7564 Target_arm::merge_processor_specific_flags,
7565 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7566 New method definitions.
7567 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7568 Input_objects pointer type parameter.
7569 * layout.cc (Layout::finalize): Pass input objects to target's.
7570 finalize_sections function.
7571 * output.cc (Output_file_header::do_sized_write): Set ELF file
7572 header's processor-specific flags.
7573 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7574 Input_objects pointer type parameter.
7575 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7576 * target.h (Input_objects): New forward class declaration.
7577 (Target::processor_specific_flags,
7578 Target::are_processor_specific_flags_sect): New method definitions.
7579 (Target::finalize_sections): Add input_objects parameter.
7580 (Target::Target): Initialize processor_specific_flags_ and
7581 are_processor_specific_flags_set_.
7582 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7584 (Target::set_processor_specific_flags): New method definition.
7585 (Target::processor_specific_flags_,
7586 Target::are_processor_specific_flags_set_): New data member
7588 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7589 Input_objects pointer type parameter.
7591 2009-10-30 Doug Kwan <dougkwan@google.com>
7593 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7595 2009-10-28 Ian Lance Taylor <iant@google.com>
7597 * object.h (class Relobj): Drop options parameter from
7598 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7599 do_scan_relocs, do_relocate. Change all callers.
7600 (class Sized_relobj): Drop options parameters from
7601 do_gc_process_relocs, do_scan_relocs, do_relocate,
7602 do_relocate_sections, relocate_sections, emit_relocs_scan,
7603 emit_relocs_scan_reltype. Change all callers.
7604 (struct Relocate_info): Remove options field and all references to
7606 * reloc.h (class Read_relocs): Remove options constructor
7607 parameter and options_ field. Change all callers.
7608 (class Gc_process_relocs, class Scan_relocs): Likewise.
7609 (class Relocate_task): Likewise.
7610 * target-reloc.h (scan_relocs): Remove options parameter. Change
7612 (scan_relocatable_relocs): Likewise.
7613 * target.h (class Sized_target): Remove options parameter from
7614 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7616 * gc.h (gc_process_relocs): Remove options parameter. Change all
7618 * arm.cc: Update functions to remove options parameters.
7619 * i386.cc: Likewise.
7620 * powerpc.cc: Likewise.
7621 * sparc.cc: Likewise.
7622 * x86_64.cc: Likewise.
7623 * testsuite/testfile.cc: Likewise.
7625 2009-10-28 Doug Kwan <dougkwan@google.com>
7627 * arm.cc (Arm_relobj): New class definition.
7628 (Arm_relobj::scan_sections_for_stubs,
7629 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7630 New method definitions.
7632 2009-10-28 Cary Coutant <ccoutant@google.com>
7634 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7635 (Plugin::cleanup_done_): New member.
7636 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7637 (Plugin_manager::cleanup_done_): Remove.
7638 (Plugin_manager::add_input_file): Edit error message.
7639 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7640 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7642 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7644 * fileread.cc: (File_read::View::~View): Use the new
7645 data_ownership_ filed.
7646 (File_read::~File_read): Dispose the new whole_file_view_.
7647 (File_read::open): Mmap the whole file if needed.
7648 (File_read::open): Use whole_file_view_ instead of contents_.
7649 (File_read::find_view): Use whole_file_view_ if applicable.
7650 (File_read::do_read): Use whole_file_view_ instead of contents_.
7651 (File_read::make_view): Use whole_file_view_ instead of contents_,
7652 update File_read::View::View call.
7653 (File_read::find_or_make_view): Update File_read::View::View
7655 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7657 (File_read::View::Data_ownership): New enum.
7658 (File_read::View::View): Replace bool mapped_ with Data_ownership
7660 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7661 (File_read::View::data_ownership_): New field.
7662 (File_read::contents_): Remove (replaced by whole_file_view_).
7663 (File_read::whole_file_view_): New field.
7664 * options.h (class General_options): Add --keep-files-mapped.
7666 2009-10-27 Cary Coutant <ccoutant@google.com>
7668 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7669 * testsuite/Makefile.am (plugin_test_5): New test case.
7670 * testsuite/Makefile.in: Regenerate.
7672 2009-10-25 Doug Kwan <dougkwan@google.com>
7674 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7675 from private to protected to allow access by child class.
7676 (Sized_relobj::do_relocate_sections): New method declaration.
7677 (Sized_relobj::relocate_sections): Virtualize.
7678 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
7679 Sized_relobj::relocate_sections. Instantiate template explicitly
7680 for different target sizes and endianity.
7682 2009-10-24 Doug Kwan <dougkwan@google.com>
7684 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7685 (Arm_input_section::as_arm_input_section): New method.
7686 (Arm_output_section): New class definition.
7687 (Arm_output_section::create_stub_group,
7688 Arm_output_section::group_sections): New method definitions.
7690 2009-10-22 Doug Kwan <dougkwan@google.com>
7692 * arm.cc (Arm_input_section): New class definition.
7693 (Arm_input_section::init, Arm_input_section:do_write,
7694 Arm_input_section::set_final_data_size,
7695 Arm_input_section::do_reset_address_and_file_offset): New method
7698 2009-10-21 Doug Kwan <dougkwan@google.com>
7700 * arm.cc (Stub_table, Arm_input_section): New forward class
7702 (Stub_table): New class defintion.
7703 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7704 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7705 New method definition.
7707 2009-10-21 Doug Kwan <dougkwan@google.com>
7709 * arm.cc: Update copyright comments.
7710 (Target_arm): New forward class template declaration.
7711 (Arm_address): New type.
7712 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7713 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7714 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7716 (Insn_template): Same.
7717 (DEF_STUBS): New macro.
7718 (Stub_type): New enum type.
7719 (Stub_template): New class definition.
7722 (Stub_factory): Same.
7723 (Target_arm::Target_arm): Initialize may_use_blx_ and
7724 should_force_pic_veneer_.
7725 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7726 Target_arm::should_force_pic_veneer,
7727 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7728 Target_arm::using_thumb_only, Target_arm:;default_target): New
7730 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7731 New data member declarations.
7732 (Insn_template::size, Insn_template::alignment): New method defintions.
7733 (Stub_template::Stub_template): New method definition.
7734 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7735 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7736 (Stub_factory::Stub_factory): New method definition.
7737 * gold.h (string_hash): New template.
7738 * output.h (Input_section_specifier::hash_value): Use
7740 (Input_section_specifier::string_hash): Remove.
7741 * stringpool.cc (Stringpool_template::string_hash): Use
7744 2009-10-20 Doug Kwan <dougkwan@google.com>
7746 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7747 symbols of relaxed input sections.
7748 * output.h (Output_section::find_relaxed_input_section): Make
7751 2009-10-16 Doug Kwan <dougkwan@google.com>
7753 * dynobj.cc (Versions::Versions): Initialize version_script_.
7754 Only insert base version symbol definition for a shared object
7755 if version script defines any version versions.
7756 (Versions::define_base_version): New method definition.
7757 (Versions::add_def): Check that base version is not needed.
7758 (Versions::add_need): Define base version lazily.
7759 * dynobj.h (Versions::define_base_version): New method declaration.
7760 (Versions::needs_base_version_): New data member declaration.
7761 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7762 (check_DATA): Add no_version_test.stdout.
7763 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7765 * testsuite/Makefile.in: Regenerate.
7766 * testsuite/no_version_test.c: New file.
7767 * testsuite/no_version_test.sh: Ditto.
7769 2009-10-16 Doug Kwan <dougkwan@google.com>
7771 * expression.cc (class Segment_start_expression): New class definition.
7772 (Segment_start_expression::value): New method definition.
7773 (script_exp_function_segment_start): Return a new
7774 Segment_start_expression.
7775 * gold/script-c.h (script_saw_segment_start_expression): New function
7777 * script-sections.cc (Script_sections::Script_sections): Initialize
7778 SAW_SEGMENT_START_EXPRESSION_ to false.
7779 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7780 and -Tbbs options to specify section addresses if given in
7781 command line and no SEGMENT_START expression is seen in a script.
7782 * script-sections.h (Script_sections::saw_segment_start_expression,
7783 Script_sections::set_saw_segment_start_expression): New method
7785 (Script_sections::saw_segment_start_expression_): New data member
7787 * script.cc (script_saw_segment_start_expression): New function.
7788 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7789 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7790 script_test_7.sh and script_test_8.sh.
7791 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7792 script_test_8.stdout.
7793 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7794 (script_test_6, script_test_6.stdout, script_test_7,
7795 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7796 * Makefile.in: Regenerate.
7797 * testsuite/script_test_6.sh: New file.
7798 * testsuite/script_test_6.t: Same.
7799 * testsuite/script_test_7.sh: Same.
7800 * testsuite/script_test_7.t: Same.
7801 * testsuite/script_test_8.sh: Same.
7803 2009-10-16 Doug Kwan <dougkwan@google.com>
7805 * output.cc (Output_segment::set_section_list_address): Cast
7806 expressions to unsigned long long type to avoid format warnings.
7808 2009-10-15 Ian Lance Taylor <iant@google.com>
7810 * script.cc (Script_options::add_symbol_assignment): Always add a
7811 dot assignment to script_sections_.
7812 * script-sections.cc (Script_sections::add_dot_assignment):
7813 Initialize if necessary.
7815 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7816 program headers with no load segment if there is a linker script.
7818 * layout.cc (Layout::set_segment_offsets): Align the file offset
7819 to the segment aligment for -N or -n with no load segment.
7820 * output.cc (Output_segment::add_output_section): Don't crash if
7821 the first section is a TLS section.
7822 (Output_segment::set_section_list_addresses): Print an error
7823 message if the address moves backward in a linker script.
7824 * script-sections.cc
7825 (Output_section_element_input::set_section_addresses): Don't
7826 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7827 (Orphan_output_section::set_section_addresses): Likewise.
7829 2009-10-15 Doug Kwan <dougkwan@google.com>
7831 * layout.cc (Layout::finish_dynamic_section): Generate tags
7832 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7833 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7834 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7836 2009-10-14 Ian Lance Taylor <iant@google.com>
7838 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7840 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7841 data_shdr fields of relinfo.
7842 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7843 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7844 R_386_TLS_LDO_32, adjust based on section flags.
7845 (Target_i386::Relocate::fix_up_ldo): Remove.
7847 2009-10-13 Ian Lance Taylor <iant@google.com>
7849 Add support for -pie.
7850 * options.h (class General_options): Add -pie and
7852 (General_options::output_is_position_independent): Test -pie.
7853 (General_options::output_is_executable): Return true if not shared
7854 and not relocatable.
7855 (General_options::output_is_pie): Remove.
7856 * options.cc (General_options::finalize): Reject incompatible uses
7858 * gold.cc (queue_middle_tasks): A -pie link is not static.
7859 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7860 * symtab.cc (Symbol::final_value_is_known): Return false if
7861 output_is_position_independent.
7862 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7863 output_is_position_independent.
7864 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7865 output_is_position_independent.
7866 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7867 output_is_position_independent.
7868 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7870 (basic_pie_test.o, basic_pie_test): New targets.
7871 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7872 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7873 (two_file_pie_test): New target.
7874 * testsuite/Makefile.in: Rebuild.
7875 * README: Remove note saying that -pie is not supported.
7877 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7879 * options.h (class General_options): Add -init and -fini.
7880 * layout.cc (Layout::finish_dynamic_section): Emit
7881 given init and fini functions.
7883 2009-10-13 Sriraman Tallam <tmsriram@google.com>
7885 * gc.h (gc_process_relocs): Check if icf is enabled using new
7887 * gold.cc (queue_initial_tasks): Likewise.
7888 (queue_middle_tasks): Likewise.
7889 * object.cc (do_layout): Likewise.
7890 * symtab.cc (is_section_folded): Likewise.
7891 * main.cc (main): Likewise.
7892 * reloc.cc (Read_relocs::run): Likewise.
7893 (Sized_relobj::do_scan_relocs): Likewise.
7894 * icf.cc (is_function_ctor_or_dtor): New function.
7895 (Icf::find_identical_sections): Check if function is ctor or dtor when
7897 * options.h (General_options::icf): Change option to be an enum.
7898 (Icf_status): New enum.
7899 (icf_enabled): New method.
7900 (icf_safe_folding): New method.
7901 (set_icf_status): New method.
7902 (icf_status_): New variable.
7903 * (options.cc) (General_options::finalize): Set icf_status_.
7904 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7905 icf_test and icf_keep_unique_test to use the --icf enum flag.
7906 * testsuite/icf_safe_test.sh: New file.
7907 * testsuite/icf_safe_test.cc: New file.
7909 2009-10-12 Sriraman Tallam <tmsriram@google.com>
7911 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7912 includes to gc.h and icf.h.
7913 * arm.cc: Include gc.h.
7914 * gold.cc: Likewise.
7915 * i386.cc: Likewise.
7916 * powerpc.cc: Likewise.
7917 * sparc.cc: Likewise.
7918 * x86_64.cc: Likewise.
7919 * gc.h: Include icf.h.
7921 2009-10-11 Ian Lance Taylor <iant@google.com>
7923 * plugin.cc: Include "gold.h" before other header files.
7925 2009-10-10 Chris Demetriou <cgd@google.com>
7927 * options.h (Input_file_argument::Input_file_type): New enum.
7928 (Input_file_argument::is_lib_): Replace with...
7929 (Input_file_argument::type_): New member.
7930 (Input_file_argument::Input_file_argument): Take Input_file_type
7931 'type' rather than boolean 'is_lib' as second argument.
7932 (Input_file_argument::is_lib): Use type_.
7933 (Input_file_argument::is_searched_file): New function.
7934 (Input_file_argument::may_need_search): Handle is_searched_file.
7935 * options.cc (General_options::parse_library): Support -l:filename.
7936 (General_options::parse_just_symbols): Update for Input_file_argument
7938 (Command_line::process): Likewise.
7939 * archive.cc (Archive::get_file_and_offset): Likewise.
7940 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7941 * script.cc (read_script_file, script_add_file): Likewise.
7942 * fileread.cc (Input_file::Input_file): Likewise.
7943 (Input_file::will_search_for): Handle is_searched_file.
7944 (Input_file::open): Likewise.
7945 * readsyms.cc (Read_symbols::get_name): Likewise.
7946 * testsuite/Makefile.am (searched_file_test): New test.
7947 * testsuite/Makefile.in: Regenerate.
7948 * testsuite/searched_file_test.cc: New file.
7949 * testsuite/searched_file_test_lib.cc: New file.
7951 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7952 Ian Lance Taylor <iant@google.com>
7954 * descriptor.cc: Include <cstdio> and "binary-io.h".
7955 (Descriptors::open): Open the files in binary mode always.
7956 * script.cc (Lex::get_token): Treat \r as whitespace.
7958 2009-10-09 Ian Lance Taylor <iant@google.com>
7960 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7962 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7963 Ian Lance Taylor <iant@google.com>
7965 * configure.ac: Check for readv function also.
7966 * fileread.cc (readv): Define if not HAVE_READV.
7967 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7969 * config.in: Regenerate.
7970 * configure: Regenerate.
7972 2009-10-09 Doug Kwan <dougkwan@google.com>
7974 * layout.cc (Layout::make_output_section): Call target hook to make
7975 ordinary output section.
7976 (Layout::finalize): Adjust parameter list of call the
7977 Target::may_relax().
7978 * layout.h (class Layout::section_list): New method.
7979 * merge.h (Output_merge_base::entsize): Change visibility to public.
7980 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7982 (Output_merge_string::do_is_string): New method.
7983 * object.cc (Sized_relobj::do_setup): renamed from
7984 Sized_relobj::set_up.
7985 * object.h (Sized_relobj::adjust_shndx,
7986 Sized_relobj::initializ_input_to_output_maps,
7987 Sized_relobj::free_input_to_output_maps): Change visibilities to
7989 (Sized_relobj::setup): Virtualize.
7990 (Sized_relobj::do_setup): New method declaration.
7991 (Sized_relobj::invalidate_section_offset,
7992 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7993 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7994 * options.cc (parse_int): New function.
7995 * options.h (parse_int): New declaration.
7996 (DEFINE_int): New macro.
7997 (stub_group_size): New option.
7998 * output.cc (Output_section::Output_section): Initialize memebers
7999 merge_section_map_, merge_section_by_properties_map_,
8000 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
8001 (Output_section::add_input_section): Handled deferred code-fill
8002 generation and remove an old comment.
8003 (Output_section::add_relaxed_input_section): New method definition.
8004 (Output_section::add_merge_input_section): Use merge section by
8005 properties map to speed to search. Update merge section maps
8007 (Output_section::build_relaxation_map): New method definition.
8008 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
8010 (Output_section::relax_input_section): Renamed to
8011 Output_section::convert_input_sections_to_relaxed_sections and change
8012 interface to take a vector of pointers to relaxed sections.
8013 (Output_section::find_merge_section,
8014 Output_section::find_relaxed_input_section): New method definitions.
8015 (Output_section::is_input_address_mapped,
8016 Output_section::output_offset, Output_section::output_address):
8017 Use output section data maps to speed up searching.
8018 (Output_section::find_starting_output_address): Add comments.
8019 (Output_section::do_write,
8020 Output_section::write_to_postprocessing_buffer): Do code-fill
8021 generation as appropriate.
8022 (Output_section::get_input_sections): Invalidate relaxed input section
8024 (Output_section::restore_states): Adjust type of checkpoint .
8025 Invalidate relaxed input section map.
8026 * output.h (Output_merge_base): New class declaration.
8027 (Input_section_specifier): New class defintion.
8028 (class Output_relaxed_input_section) Change base class to
8029 Output_section_data_build.
8030 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
8031 base class initializer.
8032 (Output_section::add_relaxed_input_section): New method declaration.
8033 (Output_section::Input_section): Change visibility to protected.
8034 (Output_section::Input_section::relobj,
8035 Output_section::Input_section::shndx): Handle relaxed input sections.
8036 Output_section::input_sections) Change visibility to protected. Also
8037 define overload to return a non-const pointer.
8038 (Output_section::Merge_section_properties): New class defintion.
8039 (Output_section::Merge_section_by_properties_map,
8040 Output_section::Output_section_data_by_input_section_map,
8041 Output_section::Relaxation_map): New types.
8042 (Output_section::relax_input_section): Rename method to
8043 Output_section::convert_input_sections_to_relaxed_sections and change
8044 interface to take a vector of relaxed section pointers.
8045 (Output_section::find_merge_section,
8046 Output_section::find_relaxed_input_section,
8047 Output_section::build_relaxation_map,
8048 Output_section::convert_input_sections_in_list_to_relaxed_sections):
8049 New method declarations.
8050 (Output_section::merge_section_map_
8051 Output_section::merge_section_by_properties_map_,
8052 Output_section::relaxed_input_section_map_,
8053 Output_section::is_relaxed_input_section_map_valid_,
8054 Output_section::generate_code_fills_at_write_): New data members.
8055 * script-sections.cc
8056 (Output_section_element_input::set_section_addresses): Call
8057 current_data_size and addralign methods of relaxed input sections.
8058 (Orphan_output_section::set_section_addresses): Call current_data_size
8059 and addralign methods of relaxed input sections.
8060 * symtab.cc (Symbol_table::compute_final_value): Extract template
8061 from the body of Symbol_table::sized_finalize_symbol.
8062 (Symbol_table::sized_finalized_symbol): Call
8063 Symbol_table::compute_final_value.
8064 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
8065 (Symbol_table::compute_final_value): New templated method declaration.
8066 * target.cc (Target::do_make_output_section): New method defintion.
8067 * target.h (Target::make_output_section): New method declaration.
8068 (Target::relax): Add more parameters for input objects, symbol table
8069 and layout. Adjust call to do_relax.
8070 (Target::do_make_output_section): New method declaration.
8071 (Target::do_relax): Add parameters for input objects, symbol table
8074 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8076 * pread.c: Include stdio.h.
8078 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8080 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
8083 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8085 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
8086 Change read_shndx type to unsigned int.
8087 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8089 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8090 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
8091 Change read_shndx type to unsigned int.
8092 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8094 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8095 * layout.cc (Layout::create_symtab_sections): Cast the result of
8096 local_symcount * symsize to off_t in the gold_assert.
8098 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8100 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
8101 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
8103 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
8104 (Arm_relocate_functions::thm_abs5): New function.
8105 (Arm_relocate_functions::abs12): New function.
8106 (Arm_relocate_functions::abs16): New function.
8107 (Arm_relocate_functions::base_abs): New function.
8108 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
8109 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
8110 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
8112 (Scan::global): Likewise.
8113 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
8114 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
8115 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
8116 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
8119 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8121 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
8122 (Arm_relocate_functions::movt_prel): New function.
8123 (Arm_relocate_functions::thm_movw_prel_nc): New function.
8124 (Arm_relocate_functions::thm_movt_prel): New function.
8125 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8126 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
8127 (Scan::global, Relocate::relocate): Likewise.
8128 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8130 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8132 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
8133 Incremental_checker.
8134 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
8136 (class Incremental_inputs_header): New class.
8137 (Incremental_inputs_header_writer): Edit comment.
8138 (Incremental_inputs_entry): New class.
8139 (Incremental_inputs_entry_writer): Edit comment.
8140 (Sized_incremental_binary::do_find_incremental_inputs_section):
8141 Add *strtab_shndx parameter, fill it.
8142 (Sized_incremental_binary::do_check_inputs): New method.
8143 (Incremental_checker::can_incrementally_link_output_file): Use
8144 Sized_incremental_binary::check_inputs.
8145 (Incremental_inputs::report_command_line): Save command line in
8148 (Incremental_binary::find_incremental_inputs_section): New
8150 (Incremental_binary::do_find_incremental_inputs_section): Add
8151 strtab_shndx parameter.
8152 (Incremental_binary::do_check_inputs): New pure virtual method.
8153 (Sized_incremental_binary::do_check_inputs): Declare.
8154 (Incremental_checker::Incremental_checker): Add incremental_inputs
8155 parameter, use it to initialize incremental_inputs_.
8156 (Incremental_checker::incremental_inputs_): New field.
8157 (Incremental_checker::command_line): New method.
8158 (Incremental_checker::inputs): New method.
8159 (Incremental_checker::command_line_): New field.
8161 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8163 * incremental.cc: Include <cstdarg> and "target-select.h".
8164 (vexplain_no_incremental): New function.
8165 (explain_no_incremental): New function.
8166 (Incremental_binary::error): New method.
8167 (Sized_incremental_binary::do_find_incremental_inputs_section): New
8169 (make_sized_incremental_binary): New function.
8170 (open_incremental_binary): New function.
8171 (can_incrementally_link_file): Add checks if output is ELF and has
8173 * incremental.h: Include "elfcpp_file.h" and "output.h".
8174 (Incremental_binary): New class.
8175 (Sized_incremental_binary): New class.
8176 (open_incremental_binary): Declare.
8177 * object.cc (is_elf_object): Use
8178 elfcpp::Elf_recognizer::is_elf_file.
8179 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
8180 * output.h (Output_file::filesize): New method.
8182 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8184 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
8186 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
8187 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
8189 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
8191 (Arm_relocate_functions::movw_abs_nc): New function.
8192 (Arm_relocate_functions::movt_abs): New function.
8193 (Arm_relocate_functions::thm_movw_abs_nc): New function.
8194 (Arm_relocate_functions::thm_movt_abs): New function.
8195 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
8196 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
8197 (Scan::global): Likewise.
8198 (Relocate::relocate): Likewise.
8199 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8201 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8203 * arm.cc (Arm_relocate_functions::got_prel) New function.
8204 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
8205 (Relocate::relocate): Likewise.
8206 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8208 2009-10-06 Ian Lance Taylor <iant@google.com>
8210 * options.h (class General_options): Define
8211 split_stack_adjust_size parameter.
8212 * object.h (class Object): Add uses_split_stack_ and
8213 has_no_split_stack_ fields. Add uses_split_stack and
8214 has_no_split_stack accessor functions. Declare
8215 handle_split_stack_section.
8216 (class Reloc_symbol_changes): Define.
8217 (class Sized_relobj): Define Function_offsets. Declare
8218 split_stack_adjust, split_stack_adjust_reltype, and
8220 * object.cc (Object::handle_split_stack_section): New function.
8221 (Sized_relobj::do_layout): Call handle_split_stack_section.
8222 * dynobj.cc (Sized_dynobj::do_layout): Call
8223 handle_split_stack_section.
8224 * reloc.cc (Sized_relobj::relocate_sections): Call
8225 split_stack_adjust for executable sections in split_stack
8226 objects. Pass reloc_map to relocate_section.
8227 (Sized_relobj::split_stack_adjust): New function.
8228 (Sized_relobj::split_stack_adjust_reltype): New function.
8229 (Sized_relobj::find_functions): New function.
8230 * target-reloc.h: Include "object.h".
8231 (relocate_section): Add reloc_symbol_changes parameter. Change
8233 * target.h (class Target): Add calls_non_split method. Declare
8234 do_calls_non_split virtual method. Declare match_view and
8236 * target.cc: Include "elfcpp.h".
8237 (Target::do_calls_non_split): New function.
8238 (Target::match_view): New function.
8239 (Target::set_view_to_nop): New function.
8240 * gold.cc (queue_middle_tasks): Give an error if mixing
8241 split-stack and non-split-stack objects with -r.
8242 * i386.cc (Target_i386::relocate_section): Add
8243 reloc_symbol_changes parameter.
8244 (Target_i386::do_calls_non_split): New function.
8245 * x86_64.cc (Target_x86_64::relocate_section): Add
8246 reloc_symbol_changes parameter.
8247 (Target_x86_64::do_calls_non_split): New function.
8248 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8250 * powerpc.cc (Target_powerpc::relocate_section): Add
8251 reloc_symbol_changes parameter.
8252 * sparc.cc (Target_sparc::relocate_section): Add
8253 reloc_symbol_changes parameter.
8254 * configure.ac: Call AM_CONDITIONAL for the default target.
8255 * configure: Rebuild.
8256 * testsuite/Makefile.am (TEST_AS): New variable.
8257 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8258 (check_DATA): Add split_i386 and split_x86_64 files.
8259 (SPLIT_DEFSYMS): Define.
8260 (split_i386_[1234n].o): New targets.
8261 (split_i386_[124]): New targets.
8262 (split_i386_[1234r].stdout): New targets.
8263 (split_x86_64_[1234n].o): New targets.
8264 (split_x86_64_[124]): New targets.
8265 (split_x86_64_[1234r].stdout): New targets.
8266 (MOSTLYCLEANFILES): Add new executables.
8267 * testsuite/split_i386.sh: New file.
8268 * testsuite/split_x86_64.sh: New file.
8269 * testsuite/split_i386_1.s: New file.
8270 * testsuite/split_i386_2.s: New file.
8271 * testsuite/split_i386_3.s: New file.
8272 * testsuite/split_i386_4.s: New file.
8273 * testsuite/split_i386_n.s: New file.
8274 * testsuite/split_x86_64_1.s: New file.
8275 * testsuite/split_x86_64_2.s: New file.
8276 * testsuite/split_x86_64_3.s: New file.
8277 * testsuite/split_x86_64_4.s: New file.
8278 * testsuite/split_x86_64_n.s: New file.
8279 * testsuite/testfile.cc (Target_test): Update relocation_section
8281 * testsuite/Makefile.in: Rebuild.
8283 2009-10-06 Ian Lance Taylor <iant@google.com>
8285 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8286 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8287 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8288 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8289 the address on ldo_addrs_.
8290 (Target_i386::Relocate::fix_up_ldo): New function.
8292 2009-10-06 Rafael Espindola <espindola@google.com>
8294 * plugin.cc (add_input_library): New.
8295 (Plugin::load): Add add_input_library to tv.
8296 (Plugin_manager::add_input_file): Add the is_lib argument.
8297 (add_input_file): Update call to Plugin_manager::add_input_file.
8298 (add_input_library): New.
8299 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8301 2009-09-30 Doug Kwan <dougkwan@google.com>
8303 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8304 symbol and call Symbol::may_need_copy_reloc to determine if
8305 a copy reloc is needed.
8306 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8307 nocopyreloc is given in command line.
8308 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8309 given in command line.
8310 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8311 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8312 of the removed Target_i386::may_need_copy_reloc.
8313 * options.h (copyreloc): New option with default value false.
8314 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8315 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8316 instead of the removed Target_powerpc::may_need_copy_reloc.
8317 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8318 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8319 instead of the removed Target_sparc::may_need_copy_reloc.
8320 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8321 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8322 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8323 instead of the removed Target_x86_64::may_need_copy_reloc.
8325 2009-09-30 Ian Lance Taylor <iant@google.com>
8327 * object.h (class Object): Remove target_ field, and target,
8328 sized_target, and set_target methods.
8329 (Object::sized_target): Remove.
8330 (class Sized_relobj): Update declarations. Remove sized_target.
8331 * object.cc (Sized_relobj::setup): Remove target parameter.
8333 (Input_objects::add_object): Don't do anything with the target.
8334 (make_elf_sized_object): Add punconfigured parameter. Change all
8335 callers. Set or test parameter target.
8336 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8338 * parameters.cc (Parameters::set_target): Change parameter type to
8340 (Parameters::default_target): Remove.
8341 (set_parameters_target): Change parameter type to be non-const.
8342 (parameters_force_valid_target): New function.
8343 (parameters_clear_target): New function.
8344 * parameters.h (class Parameters): Update declarations. Remove
8345 default_target method. Add sized_target and clear_target
8346 methods. Change target_ to be non-const.
8347 (set_parameters_target): Update declaration.
8348 (parameters_force_valid_target): Declare.
8349 (parameters_clear_target): Declare.
8350 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8351 as NULL if we aren't searching.
8352 (Add_symbols::run): Don't check for compatible target.
8353 * fileread.cc (Input_file::open_binary): Call
8354 parameters_force_valid_target.
8355 * gold.cc (queue_middle_tasks): Likewise.
8356 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8357 set_target on object.
8358 * dynobj.h (class Sized_dynobj): Update declarations.
8359 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8360 make_elf_object returns NULL.
8361 (Archive::include_member): Don't check whether object target is
8363 * output.cc (Output_section::add_input_section): Get target from
8365 (Output_section::relax_input_section): Likewise.
8366 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8368 (Sized_relobj::do_scan_relocs): Likewise.
8369 (Sized_relobj::relocate_sections): Likewise.
8370 * resolve.cc (Symbol_table::resolve): Likewise.
8371 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8372 parameter. Change all callers.
8373 (Symbol_table::add_from_object): Get target from parameters.
8374 (Symbol_table::add_from_relobj): Don't check object target.
8375 (Symbol_table::add_from_dynobj): Likewise.
8376 (Symbol_table::define_special_symbol): Get target from
8378 * symtab.h (class Symbol_table): Update declaration.
8379 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8380 parameter. Change all callers. Clear parameter target.
8381 (Binary_test): Test target here.
8382 * testsuite/object_unittest.cc (gold_testsuite): Remove
8383 target_test_pointer parameter. Change all callers.
8384 (Object_test): Test target here.
8386 2009-09-26 Ian Lance Taylor <iant@google.com>
8388 * testsuite/initpri1.c: Don't try to use constructor priorities if
8389 compiling with gcc before 4.3.
8391 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8393 * testsuite/retain_symbols_file_test.sh (check_present): Change
8394 output file name to retain_symbols_file_test.stdout.
8395 (check_absent): Likewise.
8397 2009-09-18 Craig Silverstein <csilvers@google.com>
8399 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8400 * options.cc: Include <cerrno> and <fstream>.
8401 (General_options::finalize): Parse -retain-symbols-file tag.
8402 * options.h: New flag.
8403 (General_options): New method should_retain_symbol, new
8404 variable symbols_to_retain.
8405 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8406 should_retain_symbol map.
8407 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8408 * testsuite/Makefile.in: Regenerate.
8409 * testsuite/retain_symbols_file_test.sh: New file.
8411 2009-09-18 Nick Clifton <nickc@redhat.com>
8413 * po/es.po: Updated Spanish translation.
8415 2009-09-17 Doug Kwan <dougkwan@google.com>
8417 * debug.h (DEBUG_RELAXATION): New constant.
8418 (DEBUG_ALL): Add DEBUG_RELAXATION.
8419 (debug_string_to_enum): Add relaxation debug option.
8421 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8422 Layout::Relaxation_debug_check::read_sections,
8423 Layout::Relaxation_debug_check::read_sections): New method definitions.
8424 (Layout::Layout): Initialize data members
8425 record_output_section_data_from_scrips_,
8426 script_output_section_data_list_ and relaxation_debug_check_.
8427 (Layout::save_segments, Layout::restore_segments,
8428 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8429 Layout::relaxation_loop_body): New method definitions.
8430 (Layout::finalize): Support relaxation. Move section layout code to
8431 Layout::relaxation_loop_body.
8432 (Layout::set_asection_address_from_script): Move code for orphan
8433 section placement out.
8434 (Layout::place_orphan_sections_in_script): New method definition.
8435 * layout.h (Output_segment_headers, Output_file_header):
8436 New forward class declarations.
8437 (Layout::~Layout): Define.
8438 (Layout::new_output_section_data_from_script): New method definition.
8439 (Layout::place_orphan_sections_in_script): New method declaration.
8440 (Layout::Segment_states): New type declaration.
8441 (Layout::save_segments, Layout::restore_segments,
8442 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8443 Layout::relaxation_loop_body): New method declarations.
8444 (Layout::Output_section_data_list): New type declaration.
8445 (Layout::Relaxation_debug_check): New class definition.
8446 (Layout::record_output_section_data_from_script_,
8447 Layout::script_output_section_data_list_, Layout::segment_states_,
8448 Layout::relaxation_debug_check_): New data members.
8449 * output.cc: (Output_section_headers::do_size): New method definition.
8450 (Output_section_headers::Output_section_headers): Move size
8451 computation to Output_section_headers::do_size.
8452 (Output_segment_headers::do_size): New method definition.
8453 (Output_file_header::Output_file_header): Move size computation to
8454 Output_file_header::do_size and call it.
8455 (Output_file_header::do_size): New method definition.
8456 (Output_data_group::Output_data_group): Adjust call to
8457 Output_section_data.
8458 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8459 (Output_symtab_xindex::do_write): Add array bound check.
8460 (Output_section::Input_section::print_to_mapfile): Handle
8461 RELAXED_INPUT_SECTION_CODE.
8462 (Output_section::Output_section): Initialize data member checkpoint_.
8463 (Output_section::~Output_section): Delete checkpoint object pointed
8465 (Output_section::add_input_section): Always add an Input_section if
8467 (Output_section::add_merge_input_section): Add assert.
8468 (Output_section::relax_input_section): New method definition.
8469 (Output_section::set_final_data_size): Set load address to zero for
8470 an unallocated section.
8471 (Output_section::do_address_and_file_offset_have_reset_values):
8472 New method definition.
8473 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8474 Handle relaxed input section.
8475 (Output_section::sort_attached_input_sections): Checkpoint input
8476 section list lazily.
8477 (Output_section::get_input_sections): Change type of input_sections to
8478 list of Simple_input_section pointers. Checkpoint input section list
8479 lazily. Also handle relaxed input sections.
8480 (Output_section::add_input_section_for_script): Take a reference to
8481 a Simple_input_section object instead of Relobj pointer and section
8482 index as parameter. Handle relaxed input sections.
8483 (Output_section::save_states, Output_section::restore_states): New
8485 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8486 (Output_data::is_data_size_fixed): New method definition.
8487 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8489 (Output_data::address_and_file_offset_have_reset_values): New method
8491 (Output_data::do_address_and_file_offset_have_reset_values): New method
8493 (Output_data::set_data_size): Check that data size is not fixed.
8494 (Output_data::fix_data_size): New method definition.
8495 (Output_data::is_data_size_fixed_): New data member.
8496 (Output_section_headers::set_final_data_size): New method definition.
8497 (Output_section_headers::do_size): New method declaration.
8498 (Output_segment_headers::set_final_data_size): New method definition.
8499 (Output_segment_headers::do_size): New method declaration.
8500 (Output_file_header::set_final_data_size)::New method definition.
8501 (Output_file_header::do_size)::New method declaration.
8502 (Output_section_data::Output_section_data): Add new parameter
8503 is_data_size_fixed and use it to fix data size.
8504 (Output_data_const::Output_data_const): Adjust call to base class
8505 constructor and fix data size.
8506 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8507 base class constructor and fix data size.
8508 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8509 base class constructor and fix data size.
8510 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8511 class constructor and fix data size.
8512 (Output_data_group::set_final_data_size): New method definition.
8513 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8514 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8515 class constructor and fix data size.
8516 (Output_relaxed_input_section): New class definition.
8517 (Output_section::Simple_input_section): New class definition.
8518 (Output_section::get_input_sections): Adjust parameter list.
8519 (Output_section::add_input_section_for_script): Same.
8520 (Output_section::save_states, Output_section::restore_states,
8521 Output_section::do_address_and_file_offset_have_reset_values,
8522 (Output_section::Input_section::Input_section): Handle
8523 RELAXED_INPUT_SECTION_CODE. Add new overload for
8524 Output_relaxed_input_section.
8525 (Output_section::Input_section::is_input_section,
8526 Output_section::Input_section::set_output_section): Handle relaxed
8528 (Output_section::Input_section::is_relaxed_input_section,
8529 Output_section::Input_section::output_section_data,
8530 Output_section::Input_section::relaxed_input_section): New method
8532 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8534 (Output_section::Input_section::u1_): Update comments.
8535 (Output_section::Input_section::u2_): Add new union member poris.
8536 (Output_section::Checkpoint_output_section): New classs definition.
8537 (Output_section::relax_input_section): New method declaration.
8538 (Output_section::checkpoint_): New data member.
8539 (Output_segment): Update comments.
8540 (Output_segment::Output_segment): Un-privatize copy constructor.
8541 (Output_segment::operator=): Un-privatize.
8542 * script-sections.cc (Output_section_element::Input_section_list):
8543 Change element type to Output_section::Simple_input_section.
8544 (Output_section_element_dot_assignment::set_section_addresses):
8545 Register output section data for relaxation clean up.
8546 (Output_data_exression::Output_data_expression): Adjust call to base
8547 constructor to fix data size.
8548 (Output_section_element_data::set_section_addresses): Register
8549 Output_data_expression object for relaxation clean up.
8550 (struct Input_section_info): Replace Relobj pointer and section index
8551 pair with Output_section::Simple_input_section and Convert struct to a
8553 (Input_section_sorter::operator()): Adjust access to
8554 Input_section_info data member to use accessors.
8555 (Output_section_element_input::set_section_addresses): Use layout
8556 parameter. Adjust code to use Output_section::Simple_input_section
8557 and Input_secction_info classes. Register filler for relaxation
8559 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8560 and section index pair with Output_section::Simple_input_section
8561 class. Adjust code accordingly.
8562 (Phdrs_element::release_segment): New method definition.
8563 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8565 (Script_sections::release_segments): New method definition.
8566 * gold/script-sections.h (Script_sections::release_segments): New
8568 * gold/target.h (Target::may_relax, Target::relax,
8569 Target::do_may_relax, Target::do_relax): New method definitions.
8571 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8573 * arm.cc (has_signed_unsigned_overflow): New function.
8574 (Arm_relocate_functions::abs8): New function.
8575 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8576 (Target_arm::Scan::global): Likewise.
8577 (Target_arm::relocate::relocate): Likewise.
8578 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8581 2009-09-16 Cary Coutant <ccoutant@google.com>
8583 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8584 * testsuite/Makefile.in: Regenerate.
8586 2009-09-11 Nick Clifton <nickc@redhat.com>
8588 * po/gold.pot: Updated by the Translation project.
8590 2009-09-08 Cary Coutant <ccoutant@google.com>
8592 * output.cc (Output_file::open): Add execute permission to empty file.
8593 * testsuite/Makefile.am (permission_test): New test.
8594 * testsuite/Makefile.in: Regenerate.
8596 2009-09-02 Ian Lance Taylor <iant@google.com>
8598 * output.cc (Output_file::resize): Call map_no_anonymous rather
8601 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8603 * gold.cc: Include "incremental.h".
8604 (queue_initial_tasks): Call Incremental_checker methods.
8605 * incremental.cc: Include "output.h".
8606 (Incremental_checker::can_incrementally_link_output_file): New
8608 * incremental.h (Incremental_checker): New class.
8610 * output.cc (Output_file::open_for_modification): New method.
8611 (Output_file::map_anonymous): Changed return type to bool. Record
8613 (Output_file::map_no_anonymous): New method, broken out of map.
8614 (Output_file::map): Use map_no_anonymous and map_anonymous.
8615 * output.h (class Output_file): Update declarations.
8617 2009-08-24 Cary Coutant <ccoutant@google.com>
8619 * options.h (Command_line::Pre_options): New class.
8620 (Command_line::pre_options): New member.
8621 * options.cc (gold::options::ready_to_register): New variable.
8622 (One_option::register_option): Do nothing if not registering options.
8623 Assert if same short option registered twice.
8624 (General_options::General_options): Turn off option registration when
8626 (Command_line::Pre_options::Pre_options): New constructor.
8628 2009-08-24 Cary Coutant <ccoutant@google.com>
8630 * options.h (General_options::no_keep_memory): Remove incorrect
8633 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8635 * Makefile.am (am__skiplex, am__skipyacc): New.
8636 * Makefile.in: Regenerate.
8638 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8640 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8641 (INCLUDES): ... this.
8642 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8643 (AM_CPPFLAGS): Renamed from ...
8644 (INCLUDE): ... this.
8645 * Makefile.in, testsuite/Makefile.in: Regenerate.
8647 * Makefile.in: Regenerate.
8648 * aclocal.m4: Likewise.
8649 * config.in: Likewise.
8650 * configure: Likewise.
8651 * testsuite/Makefile.in: Likewise.
8653 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8654 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8655 * Makefile.in: Regenerate.
8656 * testsuite/Makefile.in: Regenerate.
8658 2009-08-19 Cary Coutant <ccoutant@google.com>
8660 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8661 symbols in shared libraries overridden by hidden or internal symbols
8662 in the main program.
8664 2009-08-19 Chris Demetriou <cgd@google.com>
8666 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8667 checking source file names in error messages.
8669 2009-08-18 Doug Kwan <dougkwan@google.com>
8671 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8672 an elcpp::Ehdr as parameter. Adjust call to set_target.
8673 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8674 an elfcpp::Ehdr as parameter.
8675 * object.cc (Object::set_target): Remove the version that looks up
8676 a target and sets it.
8677 (Sized_relobj::setup): Take a Target object instead of
8678 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8679 (make_elf_sized_object): Find target and ask target to
8681 * object.h: (Object::set_target): Remove the version that looks up
8682 a target and sets it.
8683 (Sized_relobj::setup): Take a Target object instead of
8684 an elfcpp:Ehdr as parameter.
8685 * target.cc: Include dynobj.h.
8686 (Target::do_make_elf_object_implementation): New.
8687 (Target::do_make_elf_object): New.
8688 * target.h (Target::make_elf_object): New template declaration.
8689 (Target::do_make_elf_object): New method declarations.
8690 (Target::do_make_elf_object_implementation): New template declaration.
8692 2009-08-14 Ian Lance Taylor <iant@google.com>
8694 * gold.h (FUNCTION_NAME): Define.
8695 (gold_unreachable): Use FUNCTION_NAME.
8697 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8699 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8700 symbol in the --keep-unique list is not found.
8702 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8704 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8705 been maked as --keep-unique.
8706 (Icf::unfold_section): New function.
8707 * icf.h (Icf::unfold_section): New function.
8708 * options.h (General_options::keep_unique): New option.
8709 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8710 * testsuite/Makefile.in: Regenerate.
8711 * testsuite/icf_keep_unique_test.sh: New file.
8712 * testsuite/icf_keep_unique_test.cc: New file.
8714 2009-08-12 Cary Coutant <ccoutant@google.com>
8717 * resolve.cc (Symbol_table::resolve): Check for references from
8718 dynamic objects to hidden and internal symbols.
8719 * testsuite/Makefile.am (hidden_test.sh): New test.
8720 * testsuite/Makefile.in: Regenerate.
8721 * testsuite/hidden_test.sh: New script.
8722 * testsuite/hidden_test_1.c: New test source.
8723 * testsuite/hidden_test_main.c: New test source.
8725 2009-08-11 Doug Kwan <dougkwan@google.com>
8727 * arm.cc: Update comments.
8728 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8729 segment to locate the .ARM.exidx section if present.
8731 2009-08-09 Doug Kwan <dougkwan@google.com>
8733 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8736 2009-08-07 Sriraman Tallam <tmsriram@google.com>
8737 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8740 2009-08-06 Sriraman Tallam <tmsriram@google.com>
8742 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8743 valid tls_segment only for non-debug-section relocations.
8744 * testsuite/Makefile.am: Add gc_tls_test.
8745 * testsuite/Makefile.in: Regenerate.
8746 * testsuite/gc_tls_test.cc: New file.
8747 * testsuite/gc_tls_test.sh: New file.
8749 2009-08-05 Sriraman Tallam <tmsriram@google.com>
8753 * Makefile.am (CCFILES): Add icf.cc.
8755 * Makefile.in: Regenerate.
8756 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8757 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8758 section, symbol and addend information for the relocs.
8759 * gold.cc (queue_middle_tasks): Call identical code folding.
8760 * gold.h: Add defines for multimap.
8761 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8762 to the call of finalize_local_symbols.
8763 * main.cc (main): Create object of class Icf.
8764 * object.cc (Sized_relobj::do_layout): Allow this function to be
8765 called twice during icf.
8766 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8767 to sections marked as identical by icf.
8768 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8770 (Sized_relobj::do_section_entsize): New function.
8771 * object.h (Object::section_entsize): New function.
8772 (Object::do_section_entsize): New pure virtual function.
8773 (Relobj::finalize_local_symbols): Add new parameter.
8774 (Relobj::do_section_entsize): New function.
8775 * options.h (General_options::icf): New option.
8776 (General_options::icf_iterations): New option.
8777 (General_options::print_icf_sections): New option.
8778 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8779 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8780 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8782 * symtab.cc (Symbol_table::is_section_folded): New function.
8783 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8784 to sections marked as identical by icf.
8785 * symtab.h (Symbol_table::set_icf): New function.
8786 (Symbol_table::icf): New function.
8787 (Symbol_table::is_section_folded): New function.
8788 (Symbol_table::icf_): New data member.
8789 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8790 * testsuite/Makefile.am: Add commands to build icf_test.
8791 * testsuite/Makefile.in: Regenerate.
8792 * testsuite/icf_test.sh: New file.
8793 * testsuite/icf_test.cc: New file.
8795 2009-07-24 Chris Demetriou <cgd@google.com>
8797 * layout.cc (is_compressible_debug_section): Fix incorrect
8798 comment about compressed section names.
8800 2009-07-20 Ian Lance Taylor <ian@airs.com>
8803 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8805 2009-07-16 Ian Lance Taylor <iant@google.com>
8808 * layout.h: #include <map>.
8809 (class Kept_section): Change from struct to class. Add accessors
8810 and setters. Add section size to Comdat_group mapping. Change
8811 Comdat_group to std::map. Add is_comdat_ field. Add
8812 linkonce_size field in union.
8813 (class Layout): Update declaration of find_or_add_kept_section.
8814 Don't declare find_kept_object.
8815 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8816 parameter. Add object, shndx, is_comdat, and is_group_name
8817 parameters. Change all callers. Adjust for new Kept_section.
8818 (Layout::find_kept_object): Remove.
8819 * object.cc (Sized_relobj::include_section_group): Update use of
8820 Kept_section. Rename secnum to shndx. Only record
8821 Kept_comdat_section if sections are the same size.
8822 (Sized_relobj::include_linkonce_section): Update use of
8823 Kept_section. Only record Kept_comdat_section if sections are the
8824 same size. Set size of linkonce section.
8825 (Sized_relobj::map_to_kept_section): Update call to
8826 get_kept_comdat_section.
8827 * object.h (class Sized_relobj): Rename fields in
8828 Kept_comdat_section to drop trailing underscores; change object
8829 field to Relobj*. Change Kept_comdat_section_table to store
8830 struct rather than pointer.
8831 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8832 Add kept_object and kept_shndx parameters. Change all callers.
8833 (Sized_relobj::get_kept_comdat_section): Change return type to
8834 bool. Add kept_object and kept_shndx parameters. Change all
8836 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8837 Layout::find_or_add_kept_section.
8839 2009-07-09 Ian Lance Taylor <iant@google.com>
8841 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8842 Reserve space in the hash table.
8844 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8846 * fileread.cc (File_read::get_mtime): New method.
8847 * fileread.h (Timespec): New structure.
8848 (File_read::get_mtime): New method.
8849 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8850 Renamed from timestamp_nsec.
8851 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8853 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
8855 (Incremental_inputs::report_archive): Save mtime; style fix.
8856 (Incremental_inputs::report_obejct): Save mtime; style fix.
8857 (Incremental_inputs::report_script): Save mtime; style fix.
8858 (Incremental_inputs::finalize_inputs): Style fix.
8859 (Incremental_inputs::finalize): Style fix.
8860 (Incremental_inputs::create_input_section_data): Store inputs
8862 * incremental.h (Incremental_inputs::report_script): Add mtime
8864 (Incremental_inputs::Input_info::Input_info): Intialize only one
8866 (Incremental_inputs::Input_info::archive): Move to nameless
8868 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8869 (Incremental_inputs::Input_info::script): Move to nameless union.
8870 (Incremental_inputs::mtime): New field.
8871 * script.cc (read_input_script): Pass file mtime to
8873 * script.h (Script_info::inputs): Style fix.
8875 2009-07-01 Ian Lance Taylor <ian@airs.com>
8877 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8880 2009-06-24 Ian Lance Taylor <iant@google.com>
8883 * layout.cc (Layout::choose_output_section): If we find an
8884 existing section, update the flags.
8885 (Layout::create_notes): New function, broken out of
8887 (Layout::finalize): Don't create note sections.
8888 (Layout::create_note): Don't crash if linker script discards
8890 (Layout::create_gold_note): Likewise.
8891 (Layout::create_build_id): Likewise. Don't set
8892 after_input_sections on the section.
8893 (Layout::create_executable_stack_info): Remove target parameter.
8895 * layout.h (class Layout): Declare create_notes. Update
8896 declaration of create_executable_stack_info.
8897 * gold.cc (queue_middle_tasks): Call create_notes.
8898 * output.cc (Output_section::update_flags_for_input_section): Move
8899 here from output.h. If SHF_ALLOC flag is newly set, mark address
8901 * output.h (Output_data::mark_address_invalid): New function.
8902 (class Output_section): Only declare, not define,
8903 update_flags_for_input_section. Remove set_flags.
8905 2009-06-24 Ian Lance Taylor <iant@google.com>
8907 * script-sections.cc (Output_section_definition::
8908 set_section_addresses): Rename shadowing local load_address to
8911 2009-06-24 Ian Lance Taylor <iant@google.com>
8914 * reloc.cc (relocate_sections): Skip empty relocation sections.
8916 2009-06-23 Ian Lance Taylor <iant@google.com>
8919 * layout.cc (Layout::create_note): Use choose_output_section
8920 rather than make_output_section.
8922 2009-06-23 Ian Lance Taylor <iant@google.com>
8925 * options.cc (General_options::parse_V): Set printed_version_.
8926 (General_options::General_options): Initialize printed_version_.
8927 * options.h (class General_options): Add printed_version_ field.
8928 * gold.cc (queue_initial_tasks): If there are no input files,
8929 don't give a fatal error if we printed the version information.
8930 (queue_middle_tasks): If using -r with a shared object, give a
8931 fatal error rather than an ordinary error.
8933 2009-06-23 Ian Lance Taylor <iant@google.com>
8936 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8937 (Layout::make_output_section): Set have_stabstr_section_ if we see
8938 a .stab*str section.
8939 (Layout::finalize): Call link_stabs_sections.
8940 (Layout::link_stabs_sections): New file.
8941 * layout.h (class Layout): Add have_stabstr_section_ field.
8942 Declare link_stabs_sections.
8944 2009-06-23 Doug Kwan <dougkwan@google.com>
8946 * Makefile.am (libgold_a_LIBADD): New.
8947 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8948 * Makefile.in: Regenerate.
8949 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8950 * configure: Regenerate.
8951 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8952 * fileread.cc: Include sys/state.h
8953 * gold.h: Declare memmem and strndup if found missing.
8954 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8956 2009-06-23 Ian Lance Taylor <iant@google.com>
8958 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8959 * configure: Rebuild.
8961 2009-06-23 Ian Lance Taylor <iant@google.com>
8964 * object.cc (Object::section_contents): Don't try to get a view if
8965 the section has length zero.
8966 (Object::handle_gnu_warning_section): If the section is empty, use
8967 the name of the section as the warning.
8969 2009-06-23 Ian Lance Taylor <iant@google.com>
8972 * stringpool.h (class Stringpool_template): Add optimize_ field.
8973 (Stringpool_template::set_optimize): New function.
8974 * stringpool.cc (Stringpool_template::Stringpool_template):
8975 Initialize optimize_ field.
8976 (Stringpool_template::set_string_offsets): Test local optimize
8977 fild rather than parameter.
8978 * layout.cc (Layout::Layout): Call set_optimize on the section
8981 2009-06-22 Ian Lance Taylor <iant@google.com>
8984 * yyscript.y: Parse TARGET.
8985 * script.cc (script_set_target): New function.
8986 * script-c.h (script_set_target): Declare.
8987 * options.cc (General_options::string_to_object_format): Rename
8988 from string_to_object_format in anonymous namespace. Change
8990 * options.h (class General_options): Declare
8991 string_to_object_format.
8993 2009-06-22 Ian Lance Taylor <iant@google.com>
8995 * script-sections.cc (Script_sections::create_segments): Don't put
8996 program headers in a PT_LOAD segment if -n or -N.
8998 2009-06-22 Ian Lance Taylor <iant@google.com>
9001 * options.h (class General_options): Add -z lazy and -z now. Sort
9002 -z options into alphabetical order.
9003 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
9005 2009-06-21 Ian Lance Taylor <iant@google.com>
9007 * layout.cc (Layout::make_output_section): Call
9008 Target::new_output_section.
9009 (Layout::attach_allocated_section_to_segment): Put large section
9010 sections in a separate load segment with the large segment flag
9012 (Layout::segment_precedes): Sort large data segments after other
9014 (align_file_offset): New static function.
9015 (Layout::set_segment_offsets): Use align_file_offset.
9016 * output.h (class Output_section): Add is_small_section_ and
9017 is_large_section_ fields.
9018 (Output_section::is_small_section): New function.
9019 (Output_section::set_is_small_section): New function.
9020 (Output_section::is_large_section): New function.
9021 (Output_section::set_is_large_section): New function.
9022 (Output_section::is_large_data_section): New function.
9023 (class Output_segment): Add is_large_data_segment_ field.
9024 (Output_segment::is_large_data_segment): New function.
9025 (Output_segment::set_is_large_data_segment): New function.
9026 * output.cc (Output_section::Output_section): Initialize new
9028 (Output_segment::Output_segment): Likewise.
9029 (Output_segment::add_output_section): Add assertion that large
9030 data sections always go in large data segments. Force small data
9031 sections to the end of the list of data sections. Force small BSS
9032 sections to the start of the list of BSS sections. For large BSS
9033 sections to the end of the list of BSS sections.
9034 * symtab.h (class Symbol): Declare is_common_shndx.
9035 (Symbol::is_defined): Check Symbol::is_common_shndx.
9036 (Symbol::is_common): Likewise.
9037 (class Symbol_table): Define enum Commons_section_type. Update
9038 declarations. Add small_commons_ and large_commons_ fields.
9039 * symtab.cc (Symbol::is_common_shndx): New function.
9040 (Symbol_table::Symbol_table): Initialize new fields.
9041 (Symbol_table::add_from_object): Put small and large common
9042 symbols in the right list.
9043 (Symbol_table::sized_finalized_symbol): Check
9044 Symbol::is_common_shndx.
9045 (Symbol_table::sized_write_globals): Likewise.
9046 * common.cc (Symbol_table::do_allocate_commons): Allocate new
9047 common symbol lists. Don't call do_allocate_commons_list if the
9049 (Symbol_table::do_allocate_commons_list): Remove is_tls
9050 parameter. Add comons_section_type parameter. Change all
9051 callers. Handle small and large common symbols.
9052 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
9053 Symbol::is_common_shndx.
9054 * resolve.cc (symbol_to_bits): Likewise.
9055 * target.h (Target::small_common_shndx): New function.
9056 (Target::small_common_section_flags): New function.
9057 (Target::large_common_shndx): New function.
9058 (Target::large_common_section_flags): New function.
9059 (Target::new_output_section): New function.
9060 (Target::Target_info): Add small_common_shndx, large_common_shndx,
9061 small_common_section_flags, and large_common_section_flags
9063 (Target::do_new_output_section): New virtual function.
9064 * arm.cc (Target_arm::arm_info): Initialize new fields.
9065 * i386.cc (Target_i386::i386_info): Likewise.
9066 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
9068 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
9069 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9070 (Target_x86_64::do_new_output_section): New function.
9071 * configure.ac: Define conditional MCMODEL_MEDIUM.
9072 * testsuite/Makefile.am (check_PROGRAMS): Add large.
9073 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
9074 (large_LDFLAGS): Define.
9075 * testsuite/large.c: New file.
9076 * testsuite/testfile.cc (Target_test::test_target_info):
9077 Initialize new fields.
9078 * configure, testsuite/Makefile.in: Rebuild.
9080 2009-06-05 Doug Kwan <dougkwan@google.com>
9082 * Makefile.am (CCFILES): Add target.cc.
9083 * Makefile.in: Regenerate.
9084 * i386.cc (class Target_i386): Define new virtual method to
9085 override do_is_local_label_name in parent.
9086 * object.cc (Sized_relobj::do_count_local_symbols): Discard
9087 local symbols if --discard-locals or -X is given.
9088 * options.h (class General_options): Declare new options
9089 '--discard-locals' and '-X' for discarding locals.
9090 * target.h (class Target): Define new methods is_local_label_name.
9091 Declare new virtual method do_is_local_label_name.
9092 * target.cc: New file.
9093 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
9094 (check_SCRIPTS): Add discard_locals_test.sh.
9095 (check_DATA): Add discard_local_tests.syms.
9096 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
9097 (discard_local_tests.syms, discard_locals_test.o): New make rules.
9098 * testsuite/Makefile.in: Regenerate.
9099 * testsuite/discard_locals_test.c: New file.
9100 * testsuite/discard_locals_test.sh: Same.
9102 2009-06-05 Doug Kwan <dougkwan@google.com>
9104 * object.cc (Sized_relobj::Sized_relobj): Initialize
9105 discarded_eh_frame_shndx_ to -1U.
9106 (Sized_relobj::do_layout): Record index of a discard .eh_frame
9108 (Sized_relobj::do_count_local_symbols): Skip local symbols in
9109 a discarded .eh_frame section.
9110 (Sized_relobj::do_finalize_local_symbols): Ditto.
9111 * object.h (class Sized_relobj): Declare new member
9112 discarded_eh_frame_shndx_.
9113 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
9114 (local_labels_test.o, local_labels_test): New rules.
9115 * testsuite/Makefile.in: Regenerate.
9117 2009-06-04 Doug Kwan <dougkwan@google.com>
9119 * layout.cc (Layout::section_name_mapping): Add mapping for
9120 special ARM sections.
9122 2009-06-03 Doug Kwan <dougkwan@google.com>
9124 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
9125 (utils::has_overflow): Same.
9127 2009-06-03 Ian Lance Taylor <iant@google.com>
9129 * layout.cc (Layout::section_name_mapping): New array, replacing
9130 Layout::linkonce_mapping.
9131 (Layout::section_name_mapping_count): New variable, replacing
9132 Layout::linkonce_mapping_count.
9133 (Layout::linkonce_output_name): Remove.
9134 (Layout::output_section_name): Rewrite.
9135 * layout.h (class Layout): Rename Linkonce_mapping to
9136 Section_name_mapping, linkonce_mapping to section_name_mapping,
9137 linkonce_mapping_count to section_name_mapping_count. Don't
9138 declare linkonce_output_name.
9140 2009-06-03 Doug Kwan <dougkwan@google.com>
9142 * gold/arm.cc (namespace utils): New.
9143 (Target_arm::reloc_is_non_pic): Define new method.
9144 (class Arm_relocate_functions): New.
9145 (Target_arm::Relocate::relocate): Handle relocation types used by
9148 2009-06-03 Ian Lance Taylor <iant@google.com>
9150 * arm.cc (Target_arm::scan::global): Use || instead of |.
9152 2009-06-02 Doug Kwan <dougkwan@google.com>
9154 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
9155 issued_non_pic_error_.
9156 (class Target_arm::Scan): Declare new method check_non_pic.
9157 Define new method symbol_needs_plt_entry.
9158 Declare new data member issued_non_pic_error_.
9159 (class Target_arm::Relocate): Declare new method
9160 should_apply_static_reloc.
9161 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
9162 (Target_arm::Scan::check_non_pic): Define new method.
9163 (Target_arm::Scan::local): Handle a small subset of reloc types used
9165 (Target_arm::Scan::local): Same.
9166 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
9168 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
9170 * incremental.cc (Incremental_inputs::report_command_line): Filter
9171 out --incremental-* options.
9173 2009-05-29 Doug Kwan <dougkwan@google.com>
9175 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9177 (class Target_arm): Update comment.
9178 (Target_arm::Target_arm): Initialize new data members GOT_,
9179 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
9180 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9181 and Target_arm::rel_dyn_section.
9182 Declare new_enum Target_arm::Got_type.
9183 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
9185 Update commments for member do_dynsym_value.
9186 (Target_arm::got_size, Target_arm::plt_section,
9187 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
9188 new methods inside class defintion.
9189 (Target_arm::got_section): Define new method.
9190 (Target_arm::rel_dyn_section): Same.
9191 (Output_data_plt_arm): New template class.
9192 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
9193 (Output_data_plt_arm:do_adjust_output_section): Define new method.
9194 (Output_data_plt_arm::add_entry): Same.
9195 (Output_data_plt_arm::first_plt_entry): Define new
9196 static data member for PLT instruction template.
9197 (Output_data_plt_arm::plt_entry): Same.
9198 (Output_data_plt_arm::do_write): Define new method.
9199 (Target_arm::make_plt_entry): Same.
9200 (Target_arm::do_finalize_sections): Same.
9201 (Target_arm::do_dynsym_value): Same.
9203 2009-05-28 Doug Kwan <dougkwan@google.com>
9205 * Makefile.am (TARGETSOURCES): Add arm.cc.
9206 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
9207 * Makefile.in: Regenerate.
9209 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
9211 2009-05-26 Doug Kwan <dougkwan@google.com>
9213 * options.cc (General_options::parse_exclude_libs). Fix a comment.
9214 (General_options::check_excluded_libs): Strip off directories in
9215 archive name before matching like GNU ld does.
9216 * testsuite/Makefile.am (MOSTLYCLEANFILES,
9217 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
9218 (exclude_libs_test_LDFLAGS): Add linker option
9219 -Wl,--exclude-libs,libexclude_libs_test_3
9220 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
9221 an explicit archive without using -l.
9222 (alt/libexclude_libs_test_3.a): New make rule.
9223 * testsuite/Makefile.in: Regenerate.
9224 * testsuite/exclude_libs_test.c : Declare lib3_default().
9226 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
9227 * exclude_libs_test_3.c: New file.
9229 2009-05-26 Nick Clifton <nickc@redhat.com>
9231 * po/id.po: New Indonesian translation.
9232 * po/gold.pot: Updated template file.
9234 2009-05-22 Sriraman Tallam <tmsriram@google.com>
9236 * testsuite/Makefile.am: Add -ffunction-sections to compile
9237 gc_comdat_test files. Add -Wl,--gc-sections to build
9239 * testsuite/Makefile.in: Regenerate.
9240 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9242 2009-05-21 Sriraman Tallam <tmsriram@google.com>
9244 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
9245 kept comdat section was garbage collected.
9246 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
9247 * testsuite/Makefile.in: Regenerate.
9248 * testsuite/gc_comdat_test.sh: New file.
9249 * testsuite/gc_comdat_test_1.cc: New file.
9250 * testsuite/gc_comdat_test_2.cc: New file.
9252 2009-05-19 Doug Kwan <dougkwan@google.com>
9254 * archive.cc (Archive::Archive): Move constructor from archive.h
9255 to here. Initialize no_export_.
9256 (Archive::get_elf_object_for_member): Set no_export flag of object.
9257 * archive.h (Archive::Archive): Move constructor body to
9259 (Archive::no_export): New method.
9260 (Archive::no_export_): New field.
9261 * object.h (Object::Object): Initialize no_export_ to false.
9262 (Object::no_export, Object::set_no_export): New methods.
9263 (Object::no_export_): New field.
9264 * options.cc (General_options::parse_exclude_libs): New method.
9265 (General_options::check_excluded_libs) Same.
9266 * options.h (exclude_libs): New option.
9267 (General_options::check_excluded_libs): New method declaration.
9268 (General_options::excluded_libs_): New field.
9269 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9270 default or protected visibility if an object has no-export flag set.
9271 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9272 (check_SCRIPTS): Add exclude_libs_test.sh.
9273 (check_DATA): Add exclude_libs_test.syms.
9274 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9275 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9276 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9277 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9278 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9279 libexclude_libs_test_2.a): New rules.
9280 * testsuite/Makefile.in: Regenerate.
9281 * testsuite/exclude_libs_test.c: New file.
9282 * testsuite/exclude_libs_test.sh: Ditto.
9283 * testsuite/exclude_libs_test_1.c: Ditto.
9284 * testsuite/exclude_libs_test_2.c: Ditto.
9286 2009-05-15 Ian Lance Taylor <iant@google.com>
9288 * configure.ac: Check for declarations for cases where libiberty.h
9289 checks HAVE_DECL_xxx.
9290 * configure, config.in: Rebuild.
9292 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9294 * gold.h (Incremental_argument_list): Remove (invalid) forward
9296 * incremental.cc (Incremental_inputs::report_achive): New method.
9297 (Incremental_inputs::report_object): New method.
9298 (Incremental_inputs::report_script): New method.
9299 (Incremental_inputs::finalize_inputs): New method.
9300 (Incremental_inputs::finalize): Call finalize_inputs().
9301 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9302 Create inputs entries.
9303 * incremental.h (Incremental_input_type): New enum.
9304 (Incremental_inputs::Incremental_input): Initialize new fields.
9305 (Incremental_inputs::report_inputs): New method.
9306 (Incremental_inputs::report_achive): New method.
9307 (Incremental_inputs::report_object): New method.
9308 (Incremental_inputs::report_script): New method.
9309 (Incremental_inputs::finalize_inputs): New method.
9310 (Incremental_inputs::Input_info): New struct.
9311 (Incremental_inputs::Input_info_map): New typedef.
9312 (Incremental_inputs::lock_): New field.
9313 (Incremental_inputs::Inputs_): New field.
9314 (Incremental_inputs::Inputs_map): New field.
9315 * main.cc (main): Call Incremental_input::report_inputs.
9316 * options.h (Input_argument_list): Typedef moved from
9318 (Input_file_group::Files): Remove, use ::Input_argument_list.
9319 (Input_file_group::Input_argument_list): Remove, use
9320 ::Input_argument_list.
9321 * plugin.cc (Plugin_manager::add_input_file): Add error in
9323 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9325 * script.cc (read_input_script): Call
9326 Incremental_input::report_script.
9327 * script.h (Script_info): New class.
9329 2009-04-27 Ian Lance Taylor <iant@google.com>
9331 * x86_64.cc (do_adjust_output_section): Set entsize to
9334 2009-04-23 Elliott Hughes <enh@google.com>
9336 * output.cc (Output_file::close): After short writes, continue
9337 writing from the correct offset in the buffer being written.
9339 2009-04-23 Chris Demetriou <cgd@google.com>
9341 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9342 * configure: Regenerate.
9343 * config.in: Regenerate.
9344 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9345 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9347 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9349 * incremental.cc (Incremental_inputs_header_data): Renamed from
9350 Incremental_input_header_data.
9351 (Incremental_inputs_header_data::data_size): New field.
9352 (Incremental_inputs_header_data::put_input_file_count): Renamed
9353 from input_file_count.
9354 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9355 from command_line_offset.
9356 (Incremental_inputs_header_data::put_reserved): Renamed from
9358 (Incremental_inputs_entry_data): Renamed from
9359 Incremental_input_entry_data.
9360 (Incremental_inputs_entry_data::data_size): New field.
9361 (Incremental_inputs::report_command_line): New method.
9362 (Incremental_inputs::finalize): New method.
9363 (Incremental_inputs::create_incremental_inputs_data): New method.
9364 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9365 * incremental.h: New file.
9366 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9367 (Layout::finalize): Create incremental inputs section in
9369 (Layout::create_incremental_info_sections): New method.
9370 * layout.h (Layout::incremental_inputs): New method.
9371 (Layout::create_incremental_info_sections): New method.
9372 (Layout::incremental_inputs_): New field.
9373 * main.cc (main): Notify Incremental_input of the command line.
9375 2009-04-01 Ian Lance Taylor <iant@google.com>
9376 Mikolaj Zalewski <mikolajz@google.com>
9378 * gold.h (reserve_unordered_map): Define, three versions, one for
9379 each version of Unordered_map.
9380 * layout.cc (Layout::Layout): Remove options parameter. Add
9381 number_of_input_files parameter. Don't initialize options_.
9382 Initialize number_of_input_files_ and resized_signatures_. Move
9383 sections_are_attached_.
9384 (Layout::layout_group): Reserve space for group_signatures_.
9385 (Layout::find_or_add_kept_section): Change name parameter to be a
9386 reference. Resize signatures_ map when it gets large enough.
9387 (Layout::layout_eh_frame): Use parameters->options() instead of
9389 (Layout::make_output_section): Likewise.
9390 (Layout::attach_allocated_section_to_segment): Likewise.
9391 (Layout::finalize, Layout::create_executable_stack): Likewise.
9392 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9393 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9394 * layout.h (class Layout): Update declarations. Remove options_
9395 field. Add number_of_input_files_ and resized_signatures_
9396 fields. Move sections_are_attached_ field.
9397 * main.cc (main): Pass number of input files to Layout
9398 constructor. Don't pass options.
9400 2009-03-30 Ian Lance Taylor <iant@google.com>
9402 * ffsll.c (ffsll): Correct implementation.
9404 2009-03-27 Ian Lance Taylor <iant@google.com>
9406 * ffsll.c: New file.
9407 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9408 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9409 * ftruncate.c (ftruncate): Declare before definition.
9410 * mremap.c (mremap): Likewise.
9411 * pread.c (pread): Likewise.
9412 * configure, Makefile.in, config.in: Rebuild.
9414 * mremap.c: New file.
9415 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9416 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9417 (mremap): Declare if HAVE_MREMAP is not defined.
9418 * configure, Makefile.in, config.in: Rebuild.
9420 2009-03-27 Cary Coutant <ccoutant@google.com>
9422 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9423 position independent.
9424 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9425 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9427 2009-03-24 Cary Coutant <ccoutant@google.com>
9429 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9431 (needs_dynamic_reloc): Likewise.
9433 2009-03-24 Ian Lance Taylor <iant@google.com>
9435 * yyscript.y (file_cmd): Recognize EXTERN.
9436 (extern_name_list, extern_name_list_body): New nonterminals.
9437 * script.cc (script_add_extern): Define.
9438 * script-c.h (script_add_extern): Declare.
9440 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
9442 * object.cc (is_elf_object): Define.
9443 * object.h (is_elf_object): Declare.
9444 * archive.cc (Archive::get_elf_object_for_member): Call
9446 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
9448 2009-03-24 Elliott Hughes <enh@google.com>
9450 * output.cc (Output_file::map_anonymous): Define.
9451 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9452 try an anonymous one. Report the size if the mmap fails.
9453 * output.h (class Output_file): Declare map_anonymous.
9455 2009-03-24 Ian Lance Taylor <iant@google.com>
9457 * target-select.cc (instantiate_target): Don't acquire the lock if
9458 the instantiated_target_ field has already been set.
9460 2009-03-23 Ian Lance Taylor <iant@google.com>
9462 * gold-threads.h (class Initialize_lock): Define.
9463 * gold-threads.cc (class Initialize_lock_once): Define.
9464 (initialize_lock_control): New static variable.
9465 (initialize_lock_pointer): New static variable.
9466 (initialize_lock_once): New static function.
9467 (Initialize_lock::Initialize_lock): Define.
9468 (Initialize_lock::initialize): Define.
9469 * target-select.h: Include "gold-threads.h".
9470 (class Target_selector): Add lock_ and initialize_lock_ fields.
9471 Don't define instantiate_target, just declare it.
9472 * target-select.cc (Target_selector::Target_selector): Initialize
9474 (Target_selector::instantiate_target): Define.
9475 * descriptors.h: Include "gold-threads.h".
9476 (class Descriptors): Add initialize_lock_ field.
9477 * descriptors.cc (Descriptors::Descriptors): Initialize new
9479 (Descriptors::open): Use initialize_lock_ field
9480 * errors.h (class Errors): Add initialize_lock_ field.
9481 * errors.cc (Errors::Errors): Initialize new field.
9482 (Errors::initialize_lock): Use initialize_lock_ field.
9483 * powerpc.cc (class Target_selector_powerpc): Remove
9484 instantiated_target_ field. In do_recognize call
9485 instantiate_target rather than do_instantiate_target. In
9486 do_instantiate_target just allocate a new target.
9487 * sparc.cc (class Target_selector_sparc): Likewise.
9489 * freebsd.h: New file.
9490 * i386.cc: Include "freebsd.h".
9491 (Target_i386): Derive from Target_freebsd rather than
9493 (Target_selector_i386): Derive from Target_selector_freebsd rather
9494 than Target_selector.
9495 * x86_64.cc: Include "freebsd.h".
9496 (Target_x86_64): Derive from Target_freebsd rather than
9498 (Target_selector_x86_64): Derive from Target_selector_freebsd
9499 rather than Target_selector.
9500 * target.h (class Target): Add adjust_elf_header and
9501 do_adjust_elf_header.
9502 * output.cc (Output_file_header:: do_sized_write): Call target
9503 adjust_elf_header routine.
9504 * configure.tgt: Set targ_osabi.
9505 * configure.ac: Define GOLD_DEFAULT_OSABI.
9506 * parameters.cc (Parameters::default_target): Pass
9507 GOLD_DEFAULT_OSABI to select_target.
9508 * target-select.h (class Target_selector): Make instantiate_target
9509 protected rather than private.
9510 * Makefile.am (HFILES): Add freebsd.h.
9511 * configure, Makefile.in, config.in: Rebuild.
9513 * merge.cc (do_add_input_section): Correct pend value. Change
9514 message about last entry not being null terminated from error to
9517 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9519 * incremental.cc: New file.
9520 * Makefile.am (CCFILES): Add incremental.cc.
9521 * Makefile.in: Rebuild.
9523 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9525 * layout.cc (Layout::output_section_name): Preserve names
9526 of '.note.' sections.
9528 2009-03-19 Ian Lance Taylor <iant@google.com>
9530 * descriptors.cc (Descriptors::open): Check that the options are
9531 valid before using them.
9533 2009-03-18 Ian Lance Taylor <iant@google.com>
9535 * script-sections.h: Include <list>.
9536 (class Script_sections): Change Sections_elements from std::vector
9537 to std::list. Typedef public Elements_iterator. Add
9538 orphan_section_placement_, data_segment_align_start_, and
9539 saw_data_segment_align_ fields. Remove data_segment_align_index_
9541 * script-sections.cc (class Orphan_section_placement): New class.
9542 (class Sections_element): Add virtual functions is_relro and
9543 orphan_section_init. Remove virtual function place_orphan_here.
9544 (class Output_section_definition): Add is_relro and
9545 orphan_section_init. Remove place_orphan_here.
9546 (class Orphan_output_section): Likewise.
9547 (Script_sections::Script_sections): Update for field changes.
9548 (Script_sections::data_segment_align): Set saw_data_segment_align_
9549 and data_segment_align_start_, not data_segment_align_index.
9550 (Script_sections::data_segment_relro_end): Check
9551 saw_data_segment_align_. Use data_segment_align_start_ rather
9552 than data_segment_align_index_.
9553 (Script_sections::place_orphan): Rewrite to use
9554 Orphan_section_placement.
9556 2009-03-17 Ian Lance Taylor <iant@google.com>
9558 * archive.cc (Archive::add_symbols): Check for a version attached
9559 to the symbol name in the archive map.
9560 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9561 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9562 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9563 (ver_test_11.a): New target.
9564 * testsuite/Makefile.in: Rebuild.
9566 * configure.ac: Check for chsize and posix_fallocate. Replace
9568 * ftruncate.c: New file, from gnulib.
9569 * output.cc (posix_fallocate): Define dummy version if not
9570 HAVE_POSIX_FALLOCATE.
9571 (Output_file::map): Call posix_fallocate rather than lseek and
9573 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9574 * configure, Makefile.in, config.in: Rebuild.
9576 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
9578 * layout.h (Layout::create_note): Add section_name parameter.
9579 * layout.cc (Layout::create_note): Likewise.
9580 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
9582 2009-03-17 Ian Lance Taylor <iant@google.com>
9584 * descriptors.cc: Include "options.h".
9585 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9586 (Descriptors::open): Always use O_CLOEXEC when opening a new
9587 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9588 then set FD_CLOEXEC.
9590 * sparc.cc (class Target_sparc): Add has_got_section.
9591 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9592 make sure we have a GOT section.
9594 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9595 (Target_sparc::Scan::local): Likewise.
9596 (Target_sparc::Scan::global): Likewise.
9597 (Target_sparc::Relocate::relocate): Likewise.
9598 (Target_sparc::Relocate::relocate_tls): Likewise.
9600 * symtab.cc (Symbol_table::define_default_version): New function,
9601 broken out of add_from_object.
9602 (Symbol_table::add_from_object): Call define_default_version.
9603 (Symbol_table::define_special_symbol): Add resolve_oldsym
9604 parameter. Change all callers. If the version for a symbol comes
9605 from a version script, resolve it with the symbol with the same
9606 name with no version. Also add the symbol without a version if
9608 (do_define_in_output_data): If resolving with oldsym, don't delete
9610 (do_define_in_output_segment): Likewise.
9611 (do_define_as_constant): Likewise.
9612 * symtab.h (class Symbol_table): Update declarations.
9614 2009-03-13 Ian Lance Taylor <iant@google.com>
9616 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9617 (Read_symbols::requeue): New function.
9618 (Read_symbols::do_read_symbols): If make_elf_object fails because
9619 the target type is not configured, and the file was searched for,
9620 issue a warning and retry with the next directory.
9621 (Add_symbols::run): If the file has an incompatible format, and
9622 it was searched for, requeue the Read_symbols task. On error,
9624 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9625 dirindex parameter to constructor. Change all callers. Declare
9626 incompatible_warning and requeue.
9627 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9628 input_argument_ and input_group_ fields. Add them to
9629 constructor. Change all callers.
9630 (class Read_script): Add dirindex_ field. Add it to constructor.
9632 * archive.cc (Archive::setup): Remove input_objects parameter.
9634 (Archive::get_file_and_offset): Likewise.
9635 (Archive::read_all_symbols): Likewise.
9636 (Archive::read_symbols): Likewise.
9637 (Archive::get_elf_object_for_member): Remove input_objects
9638 parameter. Add punconfigured parameter. Change all callers.
9639 (Archive::add_symbols): Change return type to bool. Check return
9640 value of include_member.
9641 (Archive::include_all_members): Likewise.
9642 (Archive::include_member): Change return type to bool. Return
9643 false if first included object has incompatible target. Set
9644 included_member_ field.
9645 (Add_archive_symbols::run): If add_symbols returns false, requeue
9647 * archive.h (class Archive): Add included_member_ field.
9648 Initialize it in constructor. Add input_file and searched_for
9649 methods. Update declarations.
9650 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9651 input_argument_ fields. Add them to constructor. Change all
9653 * script.cc: Include "target-select.h".
9654 (class Parser_closure): Add skip_on_incompatible_target_ and
9655 found_incompatible_target_ fields. Add
9656 skip_on_incompatible_target parameter to constructor. Change all
9657 callers. Add methods skip_on_incompatible_target,
9658 clear_skip_on_incompatible_target, found_incompatible_target, and
9659 set_found_incompatible_target.
9660 (read_input_script): Add dirindex parameter. Change all callers.
9661 If parser finds an incompatible target, requeue Read_symbols
9663 (script_set_symbol): Clear skip_on_incompatible_target in
9665 (script_add_assertion, script_parse_option): Likewise.
9666 (script_start_sections, script_add_phdr): Likewise.
9667 (script_check_output_format): New function.
9668 * script.h (read_input_script): Update declaration.
9669 * script-c.h (script_check_output_format): Declare.
9670 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9671 (ignore_cmd): Remove OUTPUT_FORMAT.
9672 * fileread.cc (Input_file::Input_file): Add explicit this.
9673 (Input_file::will_search_for): New function.
9674 (Input_file::open): Add pindex parameter. Change all callers.
9675 * fileread.h (class Input_file): Add input_file_argument method.
9676 Declare will_search_for. Update declarations.
9677 * object.cc (make_elf_object): Add punconfigured parameter.
9679 * object.h (class Object): Make input_file public. Add
9680 searched_for method.
9681 (make_elf_object): Update declaration.
9682 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9684 * dirsearch.h (class Dirsearch): Update declaration.
9685 * options.h (class General_options): Add --warn-search-mismatch.
9686 * parameters.cc (Parameters::is_compatible_target): New function.
9687 * parameters.h (class Parameters): Declare is_compatible_target.
9688 * workqueue.cc (Workqueue::add_blocker): New function.
9689 * workqueue.h (class Workqueue): Declare add_blocker.
9691 * fileread.cc (Input_file::open): Remove options parameter.
9693 (Input_file::open_binary): Likewise.
9694 * script.cc (read_input_script): Likewise.
9695 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9696 options parameter from constructor. Change all callers.
9697 (class Read_script): Likewise.
9698 * fileread.h (class Input_file): Update declarations.
9699 * script.h (read_input_script): Update declaration.
9701 2009-03-10 Nick Clifton <nickc@redhat.com>
9703 * po/es.po: New Spanish translation.
9705 2009-03-06 Cary Coutant <ccoutant@google.com>
9707 * options.cc (parse_short_option): Keep dash_z from registering itself.
9709 2009-03-03 Ian Lance Taylor <iant@google.com>
9712 * target-reloc.h (relocate_section): Pass output_section to
9714 * i386.cc (Target_i386::should_apply_static_reloc): Add
9715 output_section parameter. Change all callers.
9716 (Target_i386::Relocate::relocate): Add output_section parameter.
9717 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9718 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9719 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9720 * testsuite/two_file_shared.sh: New script.
9721 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9722 (check_DATA): Add two_file_shared.dbg.
9723 (two_file_shared.dbg): New target.
9724 * testsuite/Makefile.in: Rebuild.
9726 2009-03-01 Ian Lance Taylor <iant@google.com>
9728 * configure.ac: Check for byteswap.h.
9729 * configure: Rebuild.
9730 * config.in: Rebuild.
9732 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9734 * layout.cc (Layout::find_or_add_kept_section): New function.
9735 (Layout::add_comdat): Removed.
9736 * layout.h (struct Kept_section): Move out of class Layout.
9737 Remove trailing underscores from field names. Add group_sections
9738 field. Rename group_ field to is_group. Change all uses.
9739 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9740 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9741 comdat_groups_ field.
9742 (Sized_relobj::include_section_group): Use
9743 find_or_add_kept_section and Kept_section::group_sections.
9744 (Sized_relobj::include_linkonce_section): Likewise.
9745 * object.cc (class Sized_relobj): Don't define Comdat_group or
9746 Comdat_group_table. Remove find_comdat_group and
9747 add_comdat_group. Remove comdat_groups_ field.
9748 * plugin.cc (include_comdat_group): Use
9749 Layout::find_or_add_kept_section.
9751 2009-02-28 Ian Lance Taylor <iant@google.com>
9753 * README: --gc-sections and map files are now supported. Document
9754 some build requirements.
9757 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9758 relocatable link set the value of the section symbol to zero.
9759 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9760 relocatable link don't include the section address in the local
9763 2009-02-27 Ian Lance Taylor <iant@google.com>
9766 * options.h (class Search_directory): Add is_system_directory.
9767 (class General_options): Declare is_in_system_directory.
9768 * options.cc (get_relative_sysroot): Make static.
9769 (get_default_sysroot): Make static.
9770 (General_optoins::is_in_system_directory): New function.
9771 * fileread.cc (Input_file::is_in_system_directory): New function.
9772 * fileread.h (class Input_file): Declare is_in_system_directory.
9773 * object.h (class Object): Add is_in_system_directory.
9774 (class Input_objects): Remove system_library_directory_ field.
9775 * object.cc (Input_objects::add_object): Don't set
9776 system_library_directory_.
9777 (input_objects::found_in_system_library_directory): Remove.
9778 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9779 parameter. Change all callers.
9780 (Symbol_table::sized_write_globals): Likewise.
9781 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9782 Call Object::is_in_system_directory.
9783 * symtab.h (class Symbol_table): Update declarations.
9786 * descriptors.h (Open_descriptor): Add is_on_stack field.
9787 * descriptors.cc (Descriptors::open): If the descriptor is on the
9788 top of the stack, remove it. Initialize is_on_stack field.
9789 (Descriptors::release): Only add pod to stack if it is not on the
9791 (Descriptors::close_some_descriptor): Clear stack_next and
9795 * output.cc (Output_section::find_starting_output_address): Rename
9796 from starting_output_address; add PADDR parameter; change return
9798 * output.h (class Output_section): Declare
9799 find_starting_output_address instead of starting_output_address.
9800 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9801 section symbol for which we can't find a merge section.
9804 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9805 hidden or internal, force the symbol to be local.
9806 * resolve.cc (Symbol::override_visibility): Define.
9807 (Symbol::override_base): Use override_visibility.
9808 (Symbol_table::resolve): Likewise.
9809 (Symbol::override_base_with_special): Likewise.
9810 (Symbol_table::override_with_special): If the visibility is hidden
9811 or internal, force the symbol to be local.
9812 * symtab.h (class Symbol): Add set_visibility and
9813 override_visibility.
9814 * testsuite/ver_test_1.sh: New file.
9815 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9816 (check_DATA): Add ver_test_1.syms.
9817 (ver_test_1.syms): New target.
9818 * testsuite/Makefile.in: Rebuild.
9820 2009-02-25 Cary Coutant <ccoutant@google.com>
9822 * layout.cc (Layout::choose_output_section): Don't rename sections
9823 when using a linker script that has a SECTIONS clause.
9824 * Makefile.in: Regenerate.
9826 * testsuite/Makefile.am (script_test_5.sh): New test case.
9827 * testsuite/Makefile.in: Regenerate.
9828 * testsuite/script_test_5.cc: New file.
9829 * testsuite/script_test_5.sh: New file.
9830 * testsuite/script_test_5.t: New file.
9832 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
9834 * archive.cc (Archive::include_member): Update calls to add_symbols.
9835 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9836 the Layout argument.
9837 * dynobj.h (do_add_symbols): Add the Layout argument.
9838 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9840 * object.h (Object::add_symbols): Add the Layout argument.
9841 (Object::do_add_symbols): Add the Layout argument.
9842 (Sized_relobj::do_add_symbols): Add the Layout argument.
9843 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9844 Unify the two versions.
9845 (Add_plugin_symbols): Remove.
9846 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9847 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9848 (Add_plugin_symbols): Remove.
9849 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9850 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9851 (Add_symbols::run): Make it work with Pulginobj.
9853 2009-02-06 Ian Lance Taylor <iant@google.com>
9855 * object.cc (Sized_relobj::do_layout): Make info message start
9856 with lower case letter.
9858 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9860 * binary.cc: Fix file comment.
9862 * options.h (enum Incremental_disposition): Define.
9863 (class General_options): Add new options: --incremental,
9864 --incremental_changed, --incremental_unchanged,
9865 --incremental_unknown. Add incremental_disposition_ and
9866 implicit_incremental_ fields.
9867 (General_options::incremental_disposition): New function.
9868 (class Position_dependent_options): Add incremental_disposition
9870 (Position_dependent_options::copy_from_options): Set incremental
9872 * options.cc (General_options::parse_incremental_changed): New
9874 (General_options::parse_incremental_unchanged): New function.
9875 (General_options::parse_incremental_unknown): New function.
9876 (General_options::General_options): Initialize new fields
9877 incremental_disposition_ and implicit_incremental_.
9878 (General_options::finalize): Check for uasge of --incremental-*
9879 without --incremental.
9881 2009-02-06 Chris Demetriou <cgd@google.com>
9883 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9884 pointer and to report location as the file name associated with
9886 (gold_undefined_symbol_at_location): New function to replace the
9887 old gold_undefined_symbol functionality.
9888 * target-reloc.h (relocate_section): Update to use
9889 gold_undefined_symbol_at_location.
9890 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9891 Call gold_undefined_symbol function rather than gold_error.
9892 * errors.h (Errors::undefined_symbol): Take location as a
9893 string, rather than calculating it from a relocation.
9894 * errors.cc (Errors::fatal): Print "fatal error:" before the
9896 (Errors::error, Errors::error_at_location): Print "error: "
9897 before the formatted message.
9898 (Errors::undefined_symbol): Take location as a string, rather
9899 than calculating it from a relocation.
9900 (gold_undefined_symbol_at_location): New function akin to
9901 old gold_undefined_symbol, calculates location from relocation.
9902 (gold_undefined_symbol): Change to take only a Symbol pointer
9903 and to report location as the file name associated with the symbol.
9904 * testsuite/debug_msg.sh: Update for changed error messages.
9905 * testsuite/undef_symbol.sh: Likewise.
9907 2009-02-04 Duncan Sands <baldrick@free.fr>
9910 * reduced_debug_output.h
9911 (Output_reduced_debug_abbrev_section::failed): Use format for
9913 (Output_reduced_debug_info_section::faild): Likewise.
9915 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9917 * script.cc (Lazy_demangler): New class.
9918 (Version_script_info::get_symbol_version_helper): Demangle a
9921 2009-01-29 Cary Coutant <ccoutant@google.com>
9923 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9925 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9927 2009-01-28 Ian Lance Taylor <iant@google.com>
9929 * version.cc (version_string): Bump to 1.9.
9931 * gold.h: Include <cstring> and <stdint.h>.
9932 * version.cc: Include <cstdio>.
9933 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9935 * reduced_debug_output.cc (insert_into_vector): Rename from
9936 Insert_into_vector; change all callers. Use Swap_unaligned to
9937 avoid aliasing issue; remove union since it is unnecessary.
9939 2009-01-27 Sriraman Tallam <tmsriram@google.com>
9941 * Makefile.am (CCFILES): Add gc.cc.
9943 * Makefile.in: Regenerate.
9944 * gold.cc (Gc_runner): New class.
9945 (queue_initial_tasks): Call garbage collection related tasks
9946 when corresponding options are invoked.
9947 (queue_middle_gc_tasks): New function.
9948 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9949 processed early before laying out sections during garbage collection.
9950 * gold.h (queue_middle_gc_tasks): New function.
9951 (is_prefix_of): Move from "layout.cc".
9952 * i386.cc (Target_i386::gc_process_relocs): New function.
9953 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9954 * main.cc (main): Create object of class "Garbage_collection".
9955 * object.cc (Relobj::copy_symbols_data): New function.
9956 (Relobj::is_section_name_included): New function.
9957 (Sized_relobj::do_layout): Allow this function to be called twice
9958 during garbage collection and defer layout of section during the
9960 * object.h (Relobj::get_symbols_data): New function.
9961 (Relobj::is_section_name_included): New function.
9962 (Relobj::copy_symbols_data): New function.
9963 (Relobj::set_symbols_data): New function.
9964 (Relobj::get_relocs_data): New function.
9965 (Relobj::set_relocs_data): New function.
9966 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9967 (Relobj::gc_process_relocs): New function.
9968 (Relobj::do_gc_process_relocs): New pure virtual function.
9969 (Relobj::sd_): New data member.
9970 (Sized_relobj::is_output_section_offset_invalid): New function.
9971 (Sized_relobj::do_gc_process_relocs): New function.
9972 * options.h (General_options::gc_sections): Modify to not be a no-op.
9973 (General_options::print_gc_sections): New option.
9974 * plugin.cc (Plugin_finish::run): Remove function call to
9975 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9976 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9977 * reloc.cc (Read_relocs::run): Add task to process relocs and
9978 determine unreferenced sections when doing garbage collection.
9979 (Gc_process_relocs): New class.
9980 (Sized_relobj::do_gc_process_relocs): New function.
9981 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9982 sections that are garbage collected.
9983 * reloc.h (Gc_process_relocs): New class.
9984 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9985 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9986 symbols whose corresponding sections are garbage collected.
9987 (Symbol_table::Symbol_table): Add new parameter for the garbage
9989 (Symbol_table::gc_mark_undef_symbols): New function.
9990 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9991 (Symbol_table::gc_mark_dyn_syms): New function.
9992 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9994 (Symbol_table::add_from_object): Likewise.
9995 (Symbol_table::add_from_relobj): When building shared objects, do not
9996 treat externally visible symbols as garbage.
9997 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9998 table information for static and relocatable links.
9999 * symtab.h (Symbol_table::set_gc): New function.
10000 (Symbol_table::gc): New function.
10001 (Symbol_table::gc_mark_undef_symbols): New function.
10002 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10003 (Symbol_table::gc_mark_dyn_syms): New function.
10004 (Symbol_table::gc_): New data member.
10005 * target.h (Sized_target::gc_process_relocs): New pure virtual
10007 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
10008 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
10010 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
10012 * options.h (General_options::gc_sections): Define as a no-op for now.
10013 (General_options::no_keep_memory): Ditto.
10014 (General_options::Bshareable): Define.
10015 * options.cc (General_options::finalize): Honor -Bshareable.
10017 2009-01-20 Andreas Schwab <schwab@suse.de>
10019 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
10020 read the value in the contents, since we don't use it. Use the
10021 template endianness when writing.
10022 (Relocate::relocate): Use it for R_PPC_REL16_HA.
10024 2009-01-19 Andreas Schwab <schwab@suse.de>
10026 * configure.tgt (powerpc64-*): Fix targ_obj.
10028 2009-01-15 Ian Lance Taylor <iant@google.com>
10030 * object.cc (Sized_relobj::write_local_symbols): Don't write out
10031 local symbols when stripping all symbols.
10033 2009-01-14 Cary Coutant <ccoutant@google.com>
10035 * output.cc (Output_reloc): Add explicit instantiations.
10037 2009-01-14 Cary Coutant <ccoutant@google.com>
10039 * archive.cc (Archive::get_elf_object_for_member): Remove call
10040 to File_read::claim_for_plugin.
10041 * descriptors.cc (Descriptors::open): Remove reference to
10043 (Descriptors::claim_for_plugin): Remove.
10044 * descriptors.h (Descriptors::claim_for_plugin): Remove.
10045 (Descriptors::is_claimed): Remove.
10046 (claim_descriptor_for_plugin): Remove.
10047 * fileread.cc (File_read::claim_for_plugin): Remove.
10048 * fileread.h (File_read::claim_for_plugin): Remove.
10049 (File_read::descriptor): Reopen descriptor if necessary.
10050 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
10051 (Plugin_manager::all_symbols_read): Add task parameter. Change
10053 (Plugin_manager::get_input_file): New function.
10054 (Plugin_manager::release_input_file): New function.
10055 (Pluginobj::Pluginobj): Add filesize parameter and initialize
10056 corresponding data member.
10057 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
10058 and pass to base constructor. Change all callers.
10059 (get_input_file, release_input_file): New functions.
10060 (make_sized_plugin_object): Add filesize parameter. Change all callers.
10061 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
10062 (Plugin_manager::all_symbols_read): Add task parameter.
10063 (Plugin_manager::get_input_file): New function.
10064 (Plugin_manager::release_input_file): New function.
10065 (Plugin_manager::task_): New data member.
10066 (Pluginobj::Pluginobj): Add filesize parameter.
10067 (Pluginobj::filename): New function.
10068 (Pluginobj::descriptor): New function.
10069 (Pluginobj::filesize): New function.
10070 (Pluginobj::filesize_): New data member.
10071 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
10072 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
10073 File_read::claim_for_plugin; use Object::unlock to unlock the file.
10075 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
10076 with archive libraries.
10077 * testsuite/Makefile.in: Regenerate.
10078 * testsuite/plugin_test.c (struct sym_info): New type.
10079 (get_input_file, release_input_file): New static variables.
10080 (onload): Capture new transfer vector entries.
10081 (claim_file_hook): Stop reading at end of file according to filesize.
10082 Factor out parsing of readelf output into separate function.
10083 (all_symbols_read_hook): Exercise get_input_file and release_input_file
10084 APIs and get the source file name from the symbol table. Convert
10085 source file name to corresponding object file name. Print info
10086 message when adding new input files.
10087 (parse_readelf_line): New function.
10088 * testsuite/plugin_test_1.sh: Add checks for new info messages.
10089 * testsuite/plugin_test_2.sh: Likewise.
10090 * testsuite/plugin_test_3.sh: Likewise.
10091 * testsuite/plugin_test_4.sh: New test case.
10093 2009-01-07 Ian Lance Taylor <iant@google.com>
10095 * version.cc (version_string): Bump to 1.8.
10097 2008-12-23 Cary Coutant <ccoutant@google.com>
10099 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
10100 * plugin.cc (Plugin_manager::finish): Rename as
10101 layout_deferred_objects. Move cleanup to separate function.
10102 (Plugin_manager::cleanup): New function.
10103 (Plugin_finish::run): Call layout_deferred_objects and cleanup
10105 * plugin.h (Plugin_manager::finish): Rename as
10106 layout_deferred_objects.
10107 (Plugin_manager::cleanup): New function.
10108 (Plugin_manager::cleanup_done): New field.
10110 2008-12-23 Cary Coutant <ccoutant@google.com>
10112 * plugin.cc (is_visible_from_outside): New function.
10113 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
10114 so we don't return "IR only" status for exported symbols or -r links.
10116 * testsuite/Makefile.am (plugin_test_3): New test case.
10117 * testsuite/Makefile.in: Regenerate.
10118 * testsuite/plugin_test_3.sh: New file.
10120 2008-12-22 Cary Coutant <ccoutant@google.com>
10122 * object.cc (Sized_relobj::layout_section): New function.
10123 (Sized_relobj::do_layout): Defer layout of input sections until after
10124 plugin has provided replacement files.
10125 (Sized_relobj::do_layout_deferred_sections): New function.
10126 * object.h (Relobj::set_section_offset): Remove virtual keyword.
10127 (Relobj::layout_deferred_sections): New function.
10128 (Relobj::do_layout_deferred_sections): New function.
10129 (Sized_relobj::do_layout_deferred_sections): New function.
10130 (Sized_relobj::layout_section): New function.
10131 (Sized_relobj::Deferred_layout): New structure.
10132 (Sized_relobj::deferred_layout_): New field.
10133 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
10134 Change all callers. Layout deferred sections.
10135 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
10137 (Plugin_hook::run): Move code from do_plugin_hook inline.
10138 (Plugin_hook::do_plugin_hook): Remove.
10139 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
10140 (Plugin_manager::finish): Renamed, was cleanup.
10141 (Plugin_manager::should_defer_layout): New function.
10142 (Plugin_manager::add_deferred_layout_object): New function.
10143 (Plugin_manager::Deferred_layout_list): New type.
10144 (Plugin_manager::deferred_layout_objects_): New field.
10145 (Plugin_hook::do_plugin_hook): Remove.
10147 2008-12-17 Ian Lance Taylor <iant@google.com>
10149 * options.h (class General_options): Add --no case for
10152 2008-12-16 Cary Coutant <ccoutant@google.com>
10154 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
10156 (Plugin_manager::claim_file): Create plugin object even if
10157 plugin did not call the add_symbols callback.
10158 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
10159 asking for more symbols than were added.
10160 * testsuite/Makefile.am (plugin_test_1): Add test case with
10162 (empty.syms): New target.
10163 * testsuite/Makefile.in: Regenerate.
10164 * testsuite/plugin_test.c (claim_file_hook): Add new debug
10165 message. Don't call add_symbols if no globals.
10166 (all_symbols_read_hook): Don't provide replacement for empty
10169 2008-12-12 Ian Lance Taylor <iant@google.com>
10171 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
10172 r_type == 0 for a local symbol with r_sym == 0.
10173 (scan_relocatable_relocs): Pass r_sym to
10174 local_non_section_strategy.
10175 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
10178 * configure.ac: Update test for TLS descriptors: they are
10179 supported as of glibc 2.9.
10180 * configure: Rebuild.
10182 2008-12-11 Ian Lance Taylor <iant@google.com>
10185 * target-reloc.h (Default_scan_relocatable_relocs): For each
10186 function, map r_type == 0 to RELOC_DISCARD.
10188 2008-12-10 Cary Coutant <ccoutant@google.com>
10190 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10191 object to override a kept COMDAT group from a plugin object.
10193 2008-12-09 Ian Lance Taylor <iant@google.com>
10196 * yyscript.y (file_cmd): Handle INPUT.
10198 * testsuite/initpri1.c: Change all declarations to be full
10199 prototypes by adding void, to avoid compiler warnings.
10201 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
10203 * options.cc (General_options::parse_plugin_opt): New.
10204 (General_options::add_plugin): The argument now is just the filename.
10205 (General_options::add_plugin_option): New.
10206 * options.h (plugin_opt): New.
10207 (add_plugin): Change argument name.
10208 (add_plugin_option): New.
10209 * plugin.cc (Plugin::load): Don't parse the plugin option.
10210 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
10211 (Plugin::add_option): New.
10212 (Plugin::args_): Change type.
10213 (Plugin::filename_): New.
10214 (Plugin_manager::add_plugin_option): New.
10215 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
10216 * testsuite/Makefile.in: Regenerate.
10218 2008-12-05 Cary Coutant <ccoutant@google.com>
10220 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
10221 Handle --strip-lto-sections option.
10222 * options.h (strip_lto_sections): New option.
10224 2008-12-01 Cary Coutant <ccoutant@google.com>
10226 * plugin.cc (ld_plugin_message): Change format parameter to const.
10227 Fix mismatch between new[] and delete.
10229 2008-11-14 Cary Coutant <ccoutant@google.com>
10231 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
10234 2008-11-05 Craig Silverstein <csilvers@google.com>
10236 * options.cc (General_options::parse_dynamic_list): New function.
10237 * options.h (General_options): New flags dynamic_list,
10238 dynamic_list_data, dynamic_list_cpp_new, and
10239 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
10240 (General_options::in_dynamic_list): New function.
10241 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
10242 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10243 (Lex::can_continue_name): Likewise.
10245 (read_script_file): New parameter script_options.
10246 (read_dynamic_list): New function.
10247 (Script_options::define_dynamic_list): New function.
10248 (dynamic_list_keyword_parsecodes): New variable.
10249 (dynamic_list_keywords): New variable.
10250 * script.h (Script_options::define_dynamic_list): New function
10252 (read_dynamic_list): New function prototype.
10253 * symtab.cc (strprefix): New macro.
10254 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10255 dynamic_list_data, dynamic_list_cpp_new, and
10256 dynamic_list_cpp_typeinfo.
10257 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10258 (dynamic_list_expr): New rule.
10259 (dynamic_list_nodes): Likewise.
10260 (dynamic_list_node): Likewise.
10261 * testsuite/Makefile.am (dynamic_list): New test.
10262 * testsuite/Makefile.in: Regenerated.
10263 * testsuite/dynamic_list.t: New file.
10264 * testsuite/dynamic_list.sh: New file.
10266 2008-11-05 Craig Silverstein <csilvers@google.com>
10268 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10269 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10270 (t11_last): Likewise.
10271 * testsuite/ver_test_6.c (main): Likewise.
10273 2008-10-07 Cary Coutant <ccoutant@google.com>
10275 * options.c (General_options::finalize): Add check for -static and
10277 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10280 2008-10-02 Cary Coutant <ccoutant@google.com>
10282 * plugin.cc (make_sized_plugin_object): Fix conditional
10283 compilation to work when not all targets are enabled.
10285 2008-09-29 Cary Coutant <ccoutant@google.com>
10287 * archive.cc (Archive::get_file_and_offset): Use filename instead
10288 of name to get library path.
10289 (Archive::include_member): Unlock external member of a thin archive.
10291 * testsuite/Makefile.am (TEST_AR): New variable.
10292 (thin_archive_test_1): New test.
10293 (thin_archive_test_2): New test.
10294 * testsuite/Makefile.in: Regenerate.
10295 * testsuite/thin_archive_main.cc: New file.
10296 * testsuite/thin_archive_test_1.cc: New file.
10297 * testsuite/thin_archive_test_2.cc: New file.
10298 * testsuite/thin_archive_test_3.cc: New file.
10299 * testsuite/thin_archive_test_4.cc: New file.
10301 2008-09-29 Cary Coutant <ccoutant@google.com>
10303 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10304 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10306 (Sized_relobj::do_finalize_local_symbols): Likewise.
10307 (Sized_relobj::map_to_kept_section): Likewise.
10308 * object.h (Sized_relobj::invalid_address): New constant.
10309 (Sized_relobj::do_output_section_offset): Check for invalid_address
10311 * output.cc (Output_reloc::local_section_offset): Use constant
10312 invalid_address instead of -1U.
10313 (Output_reloc::get_address): Likewise.
10314 (Output_section::output_address): Change -1U to -1ULL.
10315 * output.h (Output_reloc::invalid_address): New constant.
10316 * reloc.cc (Sized_relobj::write_sections): Use constant
10317 invalid_address instead of -1U.
10318 (Sized_relobj::relocate_sections): Likewise.
10319 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10320 values for merge sections.
10321 * target-reloc.h (relocate_for_relocatable): Use constant
10322 invalid_address instead of -1U.
10324 2008-09-19 Cary Coutant <ccoutant@google.com>
10326 Add plugin functionality for link-time optimization (LTO).
10327 * configure.ac (plugins): Add --enable-plugins option.
10328 * configure: Regenerate.
10329 * config.in: Regenerate.
10330 * Makefile.am (LIBDL): New variable.
10331 (CCFILES): Add plugin.cc.
10332 (HFILES): Add plugin.h.
10333 (ldadd_var): Add LIBDL.
10334 * Makefile.in: Regenerate.
10336 * archive.cc: Include "plugin.h".
10337 (Archive::setup): Don't preread archive symbols when using a plugin.
10338 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10339 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10341 (Archive::include_member): Add symbols from plugin objects.
10342 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10343 * descriptors.cc (Descriptors::open): Check for file descriptors
10344 abandoned by plugins.
10345 (Descriptors::claim_for_plugin): New function.
10346 * descriptors.h (Descriptors::claim_for_plugin): New function.
10347 (Open_descriptor::is_claimed): New field.
10348 (claim_descriptor_for_plugin): New function.
10349 * fileread.cc (File_read::claim_for_plugin): New function.
10350 * fileread.h (File_read::claim_for_plugin): New function.
10351 (File_read::descriptor): New function.
10352 * gold.cc: Include "plugin.h".
10353 (queue_initial_tasks): Add task to call plugin hooks for generating
10355 * main.cc: Include "plugin.h".
10356 (main): Load plugin libraries.
10357 * object.h (Pluginobj): Declare.
10358 (Object::pluginobj): New function.
10359 (Object::do_pluginobj): New function.
10360 (Object::set_target): New function.
10361 * options.cc: Include "plugin.h".
10362 (General_options::parse_plugin): New function.
10363 (General_options::General_options): Initialize plugins_ field.
10364 (General_options::add_plugin): New function.
10365 * options.h (Plugin_manager): Declare.
10366 (General_options): Add --plugin option.
10367 (General_options::has_plugins): New function.
10368 (General_options::plugins): New function.
10369 (General_options::add_plugin): New function.
10370 (General_options::plugins_): New field.
10371 * plugin.cc: New file.
10372 * plugin.h: New file.
10373 * readsyms.cc: Include "plugin.h".
10374 (Read_symbols::do_read_symbols): Check for archive before checking
10375 for ELF file. Call plugin hooks to claim files.
10376 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10377 from a real object file; force override when processing replacement
10379 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10380 (Symbol::init_base_object): Likewise.
10381 (Symbol::init_base_output_data): Likewise.
10382 (Symbol::init_base_output_segment): Likewise.
10383 (Symbol::init_base_constant): Likewise.
10384 (Symbol::init_base_undefined): Likewise.
10385 (Symbol::output_section): Assert that object is not a plugin.
10386 (Symbol_table::add_from_pluginobj): New function.
10387 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10389 (Symbol_table::sized_write_globals): Likewise.
10390 (Symbol_table::add_from_pluginobj): Instantiate template.
10391 * symtab.h (Sized_pluginobj): Declare.
10392 (Symbol::in_real_elf): New function.
10393 (Symbol::set_in_real_elf): New function.
10394 (Symbol::in_real_elf_): New field.
10395 (Symbol_table::add_from_pluginobj): New function.
10397 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10398 (LIBDL): New variable.
10399 (LDADD): Add LIBDL.
10400 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10401 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10402 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10403 (MOSTLYCLEANFILES): Likewise.
10404 * testsuite/Makefile.in: Regenerate.
10405 * testsuite/plugin_test.c: New file.
10406 * testsuite/plugin_test_1.sh: New file.
10407 * testsuite/plugin_test_2.sh: New file.
10409 2008-09-16 Ian Lance Taylor <iant@google.com>
10411 * target-reloc.h (relocate_section): Check whether a symbol is
10412 defined by the ABI before reporting an undefined symbol error.
10413 * target.h (Target::is_defined_by_abi): Make parameter const.
10414 (Target::do_is_defined_by_abi): Likewise.
10415 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10416 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10417 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10418 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10419 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10420 * testsuite/Makefile.in: Rebuild.
10422 * fileread.cc (make_view): Add casts to avoid warning.
10424 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10426 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10427 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10429 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10431 * options.h (General_options::output_is_executable): New.
10432 (General_options::output_is_pie): New.
10433 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10434 for shared libraries.
10435 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10437 2008-09-11 Chris Demetriou <cgd@google.com>
10439 * options.h (origin): New -z option.
10440 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10441 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10444 2008-09-05 Cary Coutant <ccoutant@google.com>
10446 * fileread.cc (File_read::make_view): Add check for attempt to map
10447 beyond end of file.
10449 2008-09-05 Cary Coutant <ccoutant@google.com>
10451 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10452 explicit instantiations.
10454 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10457 * options.cc (General_options::finalize): Allow undefined symbols
10458 in shlibs if linking -shared.
10461 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10462 symbols as not needing a dynsym entry.
10464 2008-08-20 Craig Silverstein <csilvers@google.com>
10466 * fileread.cc (File_read::open): Do not lock the file unless it
10467 was successfully opened.
10469 2008-08-14 Cary Coutant <ccoutant@google.com>
10471 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10472 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10473 * testsuite/tls_test.cc (struct int128): 128-bit struct
10474 for testing TLS relocs with non-zero addend.
10475 (v12): New TLS variable.
10477 (t_last): Add check for v12.
10478 * testsuite/tls_test.h (t12): New function.
10479 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10481 2008-08-13 Ian Lance Taylor <iant@google.com>
10483 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10484 set tls_segment_ or relro_segment_.
10485 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10487 * output.h (Output_section::clear_is_relro): New function.
10488 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10489 sections specially even when output_data_ is empty.
10490 (Output_segment::maximum_alignment): When first section is relro,
10491 only force alignment for PT_LOAD segments.
10492 * script.cc (script_data_segment_align): New function.
10493 (script_data_segment_relro_end): New function.
10494 * script-c.h (script_data_segment_align): Declare.
10495 (script_data_segment_relro_end): Declare.
10496 * script-sections.h (class Script_sections): Declare
10497 data_segment_align and data_segment_relro_end. Add fields
10498 segment_align_index_ and saw_relro_end_.
10499 * script-sections.cc (class Sections_element): Add set_is_relro
10500 virtual function. Add new bool* parameter to place_orphan_here.
10501 Add get_output_section virtual function.
10502 (class Output_section_definition): Add set_is_relro. Add new
10503 bool* parameter to place_orphan_here. Add get_output_section.
10504 Add is_relro_ field.
10505 (Output_section_definition::Output_section_definition): Initialize
10506 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10507 and is_relro_ fields.
10508 (Output_section_definition::place_orphan_here): Add is_relro
10510 (Output_section_definition::set_section_addresses): Set relro for
10512 (Output_section_definition::alternate_constraint): Likewise.
10513 (class Orphan_output_section): Add new bool* parameter to
10514 place_orphan_here. Add get_output_section.
10515 (Orphan_output_section::place_orphan_here): Add is_relro
10517 (Script_sections::Script_sections): Initialize
10518 data_segment_align_index_ and saw_relro_end_.
10519 (Script_sections::data_segment_align): New function.
10520 (Script_sections::data_segment_relro_end): New function.
10521 (Script_sections::place_orphan): Set or clear is_relro.
10522 (Script_sections::set_section_addresses): Force alignment of first
10524 * yyscript.y (exp): Call script_data_segment_align and
10525 script_data_segment_relro_end.
10526 * testsuite/relro_script_test.t: New file.
10527 * testsuite/relro_test.cc (using_script): Declare.
10528 (t1, t2): Test using_script.
10529 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10530 (relro_script_test_SOURCES): Define.
10531 (relro_script_test_DEPENDENCIES): Define.
10532 (relro_script_test_LDFLAGS): Define.
10533 (relro_script_test_LDADD): Define.
10534 (relro_script_test.so): New target.
10535 * testsuite/Makefile.in: Rebuild.
10537 2008-08-06 Cary Coutant <ccoutant@google.com>
10539 * archive.cc (Archive::total_archives, Archive::total_members)
10540 (Archive::total_members_loaded): New variables.
10541 (Archive::setup): Add parameter. Add option to preread
10543 (Archive::read_armap): Add counter.
10544 (Archive::get_file_and_offset): New function.
10545 (Archive::get_elf_object_for_member): New function.
10546 (Archive::read_all_symbols): New function.
10547 (Archive::read_symbols): New function.
10548 (Archive::add_symbols): Add counters.
10549 (Archive::include_all_members): Use armap to find members if it's
10551 (Archive::include_member): Skip reading symbols if already read.
10552 Factored code into Archive::get_file_and_offset and
10553 Archive::get_elf_object_for_member. Changed call to
10554 Mapfile::report_include_archive_member.
10555 (Archive::print_stats): New function.
10556 * archive.h: Declare Object and Read_symbols_data classes.
10557 (Archive::Archive): Add initializers for new members.
10558 (Archive::setup): Add parameter.
10559 (Archive::print_stats): New function.
10560 (Archive::total_archives, Archive::total_members)
10561 (Archive::total_members_loaded): New variables.
10562 (Archive::get_file_and_offset): New function.
10563 (Archive::get_elf_object_for_member): New function.
10564 (Archive::read_all_symbols): New function.
10565 (Archive::read_symbols): New function.
10566 (Archive::Archive_member): New class.
10567 (Archive::members_): New member.
10568 (Archive::num_members_): New member.
10569 * main.cc: Include archive.h.
10570 (main): Call Archive::print_stats.
10571 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10572 archive parameter; member_name is now the fully-decorated name.
10573 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10574 * options.h: (General_options): Add --preread-archive-symbols option.
10575 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10578 2008-08-04 Ian Lance Taylor <iant@google.com>
10580 * symtab.h (Symbol::use_plt_offset): New function.
10581 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10582 * powerpc.cc (Relocate::relocate): Likewise.
10583 * sparc.cc (Relocate::relocate): Likewise.
10584 * x86_64.cc (Relocate::relocate): Likewise.
10585 * testsuite/weak_plt.sh: New test.
10586 * testsuite/weak_plt_main.cc: New test.
10587 * testsuite/weak_plt_shared.cc: New test.
10588 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10589 (check_PROGRAMS): Add weak_plt.
10590 (check_DATA): Add weak_plt_shared.so.
10591 (weak_plt_main_pic.o, weak_plt): New targets.
10592 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10593 * testsuite/Makefile.in: Rebuild.
10595 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10597 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10598 * testsuite/Makefile.in: Rebuild.
10600 2008-08-04 Alan Modra <amodra@bigpond.net.au>
10602 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10603 * Makefile.in: Regenerate.
10604 * po/POTFILES.in: Regenerate.
10606 2008-07-29 Ian Lance Taylor <iant@google.com>
10608 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10609 symbols before other symbols.
10610 * testsuite/script_test_2.cc (test_addr): Declare.
10611 (test_addr_alias): Declare.
10612 (main): Check that test_addr and test_addr_alias have the right
10614 * testsuite/script_test_2.t: Define test_addr_alias and
10617 2008-07-24 Ian Lance Taylor <iant@google.com>
10620 * descriptors.cc: New file.
10621 * descriptors.h: New file.
10622 * gold-threads.h (class Hold_optional_lock): New class.
10623 * fileread.cc: Include "descriptors.h".
10624 (File_read::~File_read): Release descriptor rather than closing
10626 (File_read::open) [file]: Call open_descriptor rather than open.
10627 Set is_descriptor_opened_.
10628 (File_read::open) [memory]: Assert that descriptor is not open.
10629 (File_read::reopen_descriptor): New function.
10630 (File_read::release): Release descriptor.
10631 (File_read::do_read): Make non-const. Reopen descriptor.
10632 (File_read::read): Make non-const.
10633 (File_read::make_view): Reopen descriptor.
10634 (File_read::do_readv): Likewise.
10635 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10636 Update declarations.
10637 * layout.cc: Include "descriptors.h".
10638 (Layout::create_build_id): Use open_descriptor rather than open.
10639 * output.cc: Include "descriptors.h".
10640 (Output_file::open): Use open_descriptor rather than open.
10641 * archive.cc (Archive::const_iterator): Change Archive to be
10643 (Archive::begin, Archive::end): Make non-const.
10644 (Archive::count_members): Likewise.
10645 * archive.h (class Archive): Update declarations.
10646 * object.h (Object::read): Make non-const.
10647 * Makefile.am (CCFILES): Add descriptors.cc.
10648 (HFILES): Add descriptors.h.
10649 * Makefile.in: Rebuild.
10652 * gold.h: Always include <clocale>. Add Solaris workarounds
10653 following code in binutils/sysdep.h.
10656 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10657 this->eh_frame_hdr_ is NULL before using it.
10659 * dynobj.cc (Versions::Versions): Update comment.
10661 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10662 the base version name.
10664 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10665 array size plus one.
10666 (Stringpool_template::set_string_offsets): Subtract one from key
10667 before using it as an array index.
10668 (Stringpool_template::get_offset_with_length): Likewise.
10669 (Stringpool_template::write_to_buffer): Likewise.
10670 * stringpool.h (Stringpool_template::get_offset_from_key):
10673 2008-07-23 Ian Lance Taylor <iant@google.com>
10676 * object.h (Merged_symbol_value::value): Do our best to handle a
10680 * script.cc (Version_script_info::get_versions): Don't add empty
10681 version tag to return value.
10682 (Version_script_info::get_symbol_version_helper): Change return
10683 type to bool. Add pversion parameter. Change all callers.
10684 (script_register_vers_node): Don't require a non-NULL tag.
10685 * script.h (class Version_script_info): Update declarations.
10686 (Version_script_info::get_symbol_version): Change return type to
10687 bool. Add version parameter. Change all callers.
10688 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10689 handling. Handle an empty version from a version script.
10690 (Symbol_table::define_special_symbol): Likewise.
10691 * testsuite/ver_test_10.script: New file.
10692 * testsuite/ver_test_10.sh: New file.
10693 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10694 (check_DATA): Add ver_test_10.syms.
10695 (ver_test_10.syms, ver_test_10.so): New target.
10696 * testsuite/Makefile.in: Rebuild.
10698 2008-07-23 Simon Baldwin <simonb@google.com>
10700 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10701 to zero for undefined symbols from dynamic libraries.
10703 2008-07-23 Ian Lance Taylor <iant@google.com>
10705 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10706 Change all callers.
10707 * symtab.h (class Symbol_table): Update declaration.
10708 * testsuite/ver_test_9.cc: New file.
10709 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10710 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10711 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10712 (ver_test_9.so, ver_test_9.o): New targets.
10713 * testsuite/Makefile.in: Rebuild.
10715 2008-07-22 Ian Lance Taylor <iant@google.com>
10717 * options.h (class General_options): Define --check-sections.
10718 * layout.cc (Layout::set_segment_offsets): Handle
10721 * options.h (class General_options): Define -n/--nmagic and
10723 * options.cc (General_options::finalize): For -n/--nmagic or
10724 -N/--omagic, set -static.
10725 * layout.cc (Layout::attach_allocated_section_to_segment): If
10726 -N/--omagic, don't put read-only and read-write sections in
10727 different segments.
10728 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10729 finding a read-only segment.
10730 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10731 don't set the minimum segment alignment to the common page size,
10732 and don't set the file offset to the address modulo the page size.
10733 * script-sections.cc (Script_sections::create_segments): If
10734 -n/--omagic, don't put read-only and read-write sections in
10735 different segments.
10737 * cref.cc: New file.
10738 * cref.h: New file.
10739 * options.h (class General_options): Add --print-symbol-counts.
10740 * main.cc (main): Issue defined symbol report if requested.
10741 * archive.cc (Archive::interpret_header): Make into a const member
10743 (Archive::add_symbols): Call Input_objects::archive_start and
10745 (Archive::const_iterator): Define new class.
10746 (Archive::begin, Archive::end): New functions.
10747 (Archive::include_all_members): Rewrite to use iterator.
10748 (Archive::count_members): New function.
10749 * archive.h (class Archive): Update declarations.
10750 (Archive::filename): New function.
10751 * object.cc: Include "cref.h".
10752 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10753 (Sized_relobj::do_get_global_symbol_counts): New function.
10754 (Input_objects::add_object): Add object to cross-referencer.
10755 (Input_objects::archive_start): New function.
10756 (Input_objects::archive_stop): New function.
10757 (Input_objects::print_symbol_counts): New function.
10758 * object.h: Declare Cref and Archive.
10759 (Object::get_global_symbol_counts): New function.
10760 (Object::do_get_global_symbol_counts): New pure virtual function.
10761 (class Sized_relobj): Add defined_count_ field. Update
10763 (class Input_objects): Add cref_ field. Update constructor.
10764 Update declarations.
10765 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10767 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10769 (Sized_dynobj::do_get_global_symbol_counts): New function.
10770 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10771 defined_count_. Update declarations. Define Symbols typedef.
10772 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10773 parameter. Change all callers.
10774 (Symbol_table::add_from_dynobj): Add sympointers and defined
10775 parameters. Change all callers.
10776 * symtab.h (class Symbol_table): Update declarations.
10777 * Makefile.am (CCFILES): Add cref.cc.
10778 (HFILES): Add cref.h.
10779 * Makefile.in: Rebuild.
10781 2008-07-22 Simon Baldwin <simonb@google.com>
10783 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10784 to zero when writing undefined symbols.
10786 2008-07-22 Ian Lance Taylor <iant@google.com>
10788 * output.cc (Output_section::add_input_section): Don't try to
10789 merge empty merge sections.
10791 2008-07-21 Craig Silverstein <csilvers@google.com>
10793 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10794 Include symbol version in error message.
10796 2008-07-20 Chris Demetriou <cgd@google.com>
10798 * configure.ac (gold_cv_c_random_seed): New configured variable.
10799 (RANDOM_SEED_CFLAGS): New substituted variable.
10800 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10801 * configure: Rebuild.
10802 * Makefile.in: Likewise.
10803 * testsuite/Makefile.in: Likewise.
10805 2008-07-18 Ian Lance Taylor <iant@google.com>
10807 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10808 where we see NAME/NULL and NAME/VERSION as separate symbols.
10809 * testsuite/ver_test_main.cc (main): Call t4.
10810 (t4, t4_2a): Define.
10811 * testsuite/ver_test_2.cc (t4_2): Define.
10812 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10813 * testsuite/ver_test_4.cc (t4_2a): Define.
10814 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10815 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10817 2008-07-17 Ian Lance Taylor <iant@google.com>
10819 * dynobj.cc (Versions::add_def): If we give an error about a
10820 missing version, go ahead and create the version anyhow.
10822 2008-07-10 Ian Lance Taylor <iant@google.com>
10824 Handle output sections with more than 0x7fffffff bytes.
10825 * object.h (class Relobj): Change map_to_output_ to
10826 output_sections_, and just keep a section pointer. Change all
10827 uses. Move comdat group support to Sized_relobj.
10828 (Relobj::is_section_specially_mapped): Remove.
10829 (Relobj::output_section): Remove poff parameter. Change all
10831 (Relobj::output_section_offset): New function.
10832 (Relobj::set_section_offset): Rewrite.
10833 (Relobj::map_to_output): Remove.
10834 (Relobj::output_sections): New function.
10835 (Relobj::do_output_section_offset): New pure virtual function.
10836 (Relobj::do_set_section_offset): Likewise.
10837 (class Sized_relobj): Add section_offsets_ field. Add comdat
10838 group support from Relobj. Update declarations.
10839 (Sized_relobj::get_output_section_offset): New function.
10840 (Sized_relobj::do_output_section_offset): New function.
10841 (Sized_relobj::do_set_section_offset): New function.
10842 * object.cc (Relobj::output_section_address): Remove.
10843 (Sized_relobj::Sized_relobj): Initialize new fields.
10844 (Sized_relobj::include_section_group): Cast find_kept_object to
10846 (Sized_relobj::include_linkonce_section): Likewise.
10847 (Sized_relobj::do_layout): Use separate arrays for output section
10849 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10851 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10852 output_sections and section_offsets.
10853 (Sized_relobj::write_local_symbols): Likewise.
10854 (map_to_kept_section): Compute output address directly.
10855 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10856 output_sections and section_offsets.
10857 (Sized_relobj::write_sections): Likewise.
10858 (Sized_relobj::relocate_sections): Likewise.
10859 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10860 * output.h (class Output_reloc): Update declarations. Change
10861 u2_.relobj to Sized_relobj*.
10862 (class Output_data_reloc): Change add functions to use
10864 * output.cc (Output_reloc::Output_reloc): Change relobj to
10866 (Output_reloc::local_section_offset): Change return type to
10867 Elf_Addr. Use get_output_section_offset.
10868 (Output_reloc::get_address): Likewise.
10869 (Output_section::is_input_address_mapped): Don't call
10870 is_section_specially_mapped.
10871 (Output_section::output_offset): Likewise.
10872 (Output_section::output_address): Likewise.
10873 (Output_section::starting_output_address): Likewise.
10874 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10875 parameter to Sized_relobj*.
10876 (Copy_relocs::need_copy_reloc): Likewise.
10877 (Copy_relocs::save): Likewise.
10878 * copy-relocs.h (class Copy_relocs): Update declarations.
10879 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10880 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10881 * target-reloc.h (relocate_for_relocatable): Change
10882 offset_in_output_section type to Elf_Addr. Change code that uses
10884 * layout.cc (Layout::layout): Always set *off.
10885 * mapfile.cc (Mapfile::print_input_section): Use
10886 output_section_offset.
10887 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10889 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10890 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10891 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10893 2008-07-03 Ian Lance Taylor <iant@google.com>
10895 * layout.cc (Layout::include_section): Do not discard unrecognized
10896 SHT_STRTAB sections.
10898 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10900 * script.cc (Lex::can_continue_name): Make '?' allowable in
10901 version-script names.
10902 * testsuite/version_script.map: Change glob pattern to use '?'
10904 2008-06-30 Manish Singh <yosh@gimp.org>
10907 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10910 2008-06-30 Ian Lance Taylor <iant@google.com>
10914 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10915 versions]: Don't try to read the value in the contents, since we
10916 don't use it. Use the template endianness when writing.
10918 2008-06-25 Cary Coutant <ccoutant@google.com>
10920 * fileread.cc (File_read::make_view): Assert on zero-length view.
10921 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10922 symbol table when there are no symbols to read.
10924 2008-06-23 Craig Silverstein <csilvers@google.com>
10926 * version.cc (version_string): Bump to 1.7
10928 2008-06-18 Craig Silverstein <csilvers@google.com>
10930 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10931 constant 0xFFFF to type Valtype.
10932 (Powerpc_relocate_functions::rel16_ha): Likewise.
10934 2008-06-17 Ian Lance Taylor <iant@google.com>
10936 * output.h (Output_section::Input_section): Initialize p2align_ to
10937 zero for Output_section_data constructors.
10938 (Output_section::Input_section::addralign): If not an input
10939 section, return the alignment of the Output_section_data.
10940 * testsuite/copy_test.cc: New file.
10941 * testsuite/copy_test_1.cc: New file.
10942 * testsuite/copy_test_2.cc: New file.
10943 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10944 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10945 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10946 (copy_test_1_pic.o, copy_test_1.so): New targets.
10947 (copy_test_2_pic.o, copy_test_2.so): New targets.
10948 * testsuite/Makefile.in: Rebuild.
10950 * script-sections.cc (Script_sections::place_orphan): Initialize
10951 local variable exact.
10953 2008-06-13 David Edelsohn <edelsohn@gnu.org>
10955 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10957 2008-06-12 David Edelsohn <edelsohn@gnu.org>
10958 David S. Miller <davem@davemloft.net>
10960 * powerpc.cc: New file.
10961 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10962 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10963 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10964 * Makefile.in: Rebuild.
10966 2008-06-09 Ian Lance Taylor <iant@google.com>
10968 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10970 (throwing, orig_terminate): New static variables.
10971 (terminate_handler): New static function.
10972 (t2): Set terminate handler.
10974 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10977 * binary.cc (Binary_to_elf::sized_convert): Fix .data
10980 2008-05-30 Cary Coutant <ccoutant@google.com>
10982 * archive.cc (Archive::include_all_members) Correct to step
10983 over symbol table and extended name table in thin archives.
10985 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10988 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10991 2008-05-28 Caleb Howe <cshowe@google.com>
10993 * reduced_debug_output.cc: New file.
10994 * reduced_debug_output.h: New file.
10995 * options.h (class General_options): Add --strip-debug-non-line.
10996 * options.cc (General_options::finalize): Add strip_debug_non_line
10997 to the strip heirarchy.
10998 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
11000 * layout.cc: Include "reduced_debug_output.h".
11001 (Layout::Layout): Initialize new fields.
11002 (line_only_debug_sections): New static array.
11003 (is_lines_only_debug_sections): New static inline function.
11004 (Layout::include_section): Handle --strip-debug-non-line.
11005 (Layout::make_output_section): If --strip-debug-non-line, build
11006 new output sections for .debug_abbrev and .debug_info.
11007 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
11008 gold. Warn about possible overflow.
11009 (read_signed_LEB_128): Likewise.
11010 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
11011 (read_signed_LEB_128): Declare.
11012 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
11013 (HFILES): Add reduced_debug_output.h.
11014 * Makefile.in: Rebuild.
11016 2008-05-21 Ian Lance Taylor <iant@google.com>
11018 * mapfile.cc: New file.
11019 * mapfile.h: New file.
11020 * options.h (class General_options): Add -M/--print-map and -Map.
11021 * options.cc (General_options::finalize): Make -M equivalent to
11023 * main.cc: Include <cstdio> and "mapfile.h".
11024 (main): Open mapfile if requested.
11025 * gold.cc (class Middle_runner): Add mapfile_ field. Update
11026 constructor. Change caller.
11027 (queue_initial_tasks): Add mapfile parameter. Change caller.
11028 (queue_middle_tasks): Likewise.
11029 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
11031 * archive.cc: Include "mapfile.h".
11032 (Archive::add_symbols): Add mapfile parameter. Change all
11033 callers. Pass mapfile, symbol, and reason to include_member.
11034 (Archive::include_all_members): Add mapfile parameter. Change all
11036 (Archive::include_member): Add mapfile, sym, and why parameters.
11037 Change all callers. Report inclusion to map file.
11038 * archive.h: Include "fileread.h".
11039 (class Archive): Update declarations.
11040 (Archive::file): New const method.
11041 (class Add_archive_symbols): Add mapfile_ field. Update
11042 constructor. Change all callers.
11043 * readsyms.h (class Read_symbols): Likewise.
11044 (class Finish_group): Likewise.
11045 (class Read_script): Likewise.
11046 * common.cc: Include "mapfile.h".
11047 (Symbol_table::allocate_commons): Add mapfile parameter. Change
11049 (Symbol_table::do_allocate_commons): Likewise.
11050 (Symbol_table::do_allocate_commons_list): Likewise. Report common
11051 symbol allocation to mapfile.
11052 * common.h (class Allocate_commons_task): Add mapfile_ field.
11053 Update constructor. Change all callers.
11054 * symtab.h (class Symbol_table): Update declarations.
11055 * layout.cc: Include "mapfile.h".
11056 (Layout_task_runner::run): Print information to mapfile.
11057 (Layout::create_gold_note): Change Output_data_fixed_space to
11058 Output_data_zero_fill.
11059 (Layout::create_build_id): Likewise.
11060 (Layout::print_to_mapfile): New function.
11061 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
11062 constructor. Change caller.
11063 (class Layout): Declare print_to_mapfile.
11064 * output.cc (Output_section::Input_section::print_to_mapfile): New
11066 (Output_section::add_input_section): If producing a map, always
11067 add to input_sections_ list.
11068 (Output_section::do_print_to_mapfile): New function.
11069 (Output_segment::print_sections_to_mapfile): New function.
11070 (Output_segment::print_section_list_to_mapfile): New function.
11071 * output.h: Include "mapfile.h".
11072 (Output_data::print_to_mapfile): New function.
11073 (Output_data::do_print_to_mapfile): New virtual function.
11074 (Output_segment_headers::do_print_to_mapfile): New function.
11075 (Output_file_header::do_print_to_mapfile): New function.
11076 (Output_data_const::do_print_to_mapfile): New function.
11077 (class Output_data_const_buffer): Add map_name_ field. Update
11078 constructor. Change all callers. Add do_print_to_mapfile
11080 (class Output_data_fixed_space): Likewise.
11081 (class Output_data_space): Likewise.
11082 (class Output_data_zero_fill): New class.
11083 (Output_data_strtab::do_print_to_mapfile): New function.
11084 (Output_data_reloc_base::do_print_to_mapfile): New function.
11085 (Output_relocatable_relocs::do_print_to_mapfile): New function.
11086 (Output_data_group::do_print_to_mapfile): New function.
11087 (Output_data_got::do_print_to_mapfile): New function.
11088 (Output_data_dynamic::do_print_to_mapfile): New function.
11089 (Output_symtab_xindex::do_print_to_mapfile): New function.
11090 (class Output_section): Declare do_print_to_mapflie. Declare
11091 print_to_mapfile in Input_section.
11092 (class Output_segment): Declare new functions.
11093 * object.h (Sized_relobj::symbol_count): New function.
11094 * script-sections.cc
11095 (Output_section_element_dot_assignment::set_section_addresses):
11096 Change Output_data_fixed_space to Output_data_zero_fill.
11097 (Output_data_expression::do_print_to_mapfile): New function.
11098 * script.cc (read_input_script): Add mapfile parameter. Change
11100 * script.h (read_input_script): Update declaration.
11101 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
11102 (Eh_frame::do_print_to_mapfile): New function.
11103 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
11104 (Output_merge_string::do_print_to_mapfile): New function.
11105 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
11107 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
11109 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
11111 * Makefile.am (CCFILES): Add mapfile.cc.
11112 (HFILES): Add mapfile.h.
11113 * Makefile.in: Rebuild.
11115 2008-05-19 Ian Lance Taylor <iant@google.com>
11117 * options.h (class General_options): Add -z relro.
11118 * layout.cc (Layout::Layout): Initialize relro_segment_.
11119 (Layout::add_output_section_data): Return the output section.
11120 (Layout::make_output_section): Rcognize relro sections and mark
11121 them appropriately.
11122 (Layout::attach_allocated_section_to_segment): Put relro sections
11123 in a PT_GNU_RELRO segment.
11124 (Layout::create_initial_dynamic_sections): Mark the .dynamic
11126 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
11128 (Layout::linkonce_mapping): Map d.rel.ro.local to
11129 .data.rel.ro.local.
11130 (Layout::output_section_name): Us .data.rel.ro.local for any
11131 section which begins with that.
11132 * layout.h (class Layout): Update add_output_section_data
11133 declaration. Add relro_segment_ field.
11134 * output.cc (Output_section::Output_section): Initialize is_relro_
11135 and is_relro_local_ fields.
11136 (Output_segment::add_output_section): Group relro sections.
11137 (Output_segment::is_first_section_relro): New function.
11138 (Output_segment::maximum_alignment): If there is a relro section,
11139 align the segment to the common page size.
11140 (Output_segment::set_section_addresses): Track whether we are
11141 looking at relro sections. If the last section is a relro
11142 section, align to the common page size.
11143 (Output_segment::set_section_list_addresses): Add in_relro
11144 parameter. Change all callers. Align to the page size when
11145 moving from relro to non-relro section.
11146 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
11148 * output.h (class Output_section): Add is_relro_ and
11149 is_relro_local_ fields.
11150 (Output_section::is_relro): New function.
11151 (Output_section::set_is_relro): New function.
11152 (Output_section::is_relro_local): New function.
11153 (Output_section::set_is_relro_local): New function.
11154 (class Output_segment): Update declarations.
11155 * i386.cc (Target_i386::got_section): Mark .got section as relro.
11156 * sparc.cc (Target_sparc::got_section): Likewise.
11157 * x86_64.cc (Target_x86_64::got_section): Likewise.
11158 * testsuite/relro_test_main.cc: New file.
11159 * testsuite/relro_test.cc: New file.
11160 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
11161 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
11162 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
11163 (relro_test.so, relro_test_pic.o): New targets.
11164 * testsuite/Makefile.in: Rebuild.
11166 2008-05-16 Ian Lance Taylor <iant@google.com>
11168 * output.cc (Output_segment::add_output_section): Remove front
11170 * output.h (class Output_segment): Remove
11171 add_initial_output_section and overloaded add_output_section.
11172 Update declaration of remaining add_output_section.
11173 * layout.cc (Layout::create_interp): Call add_output_section
11174 rather than add_initial_output_section.
11175 (Layout::finish_dynamic_section): Likewise.
11177 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
11178 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
11179 know the dynamic type.
11180 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
11181 field. Initialize it in constructor.
11182 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
11183 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
11184 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
11187 * output.cc (Output_reloc::get_address): Change return type to
11189 * output.h (class Output_reloc): Update get_address declaration.
11190 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
11191 for section addresses.
11193 2008-05-09 Ian Lance Taylor <iant@google.com>
11196 * gold.cc (gold_nomem): Use return value of write.
11198 2008-05-08 Ian Lance Taylor <iant@google.com>
11200 * symtab.c (Symbol::init_base_output_data): Add version
11201 parameter. Change all callers.
11202 (Symbol::init_base_output_segment): Likewise.
11203 (Symbol::init_base_constant): Likewise.
11204 (Symbol::init_base_undefined): Likewise.
11205 (Sized_symbol::init_output_data): Likewise.
11206 (Sized_symbol::init_output_segment): Likewise.
11207 (Sized_symbol::init_constant): Likewise.
11208 (Sized_symbol::init_undefined): Likewise.
11209 (Symbol_table::do_define_in_output_data): If the new symbol has a
11210 version, mark it as the default.
11211 (Symbol_table::do_define_in_output_segment): Likewise.
11212 (Symbol_table::do_define_as_constant): Likewise.
11213 * symtab.h (class Symbol): Update declarations.
11214 (class Sized_symbol): Likewise.
11215 * resolve.cc (Symbol::override_version): New function.
11216 (Symbol::override_base): Call override_version.
11217 (Symbol::override_base_with_special): Likewise.
11218 * testsuite/ver_script_8.script: New file.
11219 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
11220 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
11221 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
11222 (ver_test_8_1.so, ver_test_8_2.so): New targets.
11224 2008-05-06 Ian Lance Taylor <iant@google.com>
11227 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
11229 (class General_options): Remove existing --undefined, and add
11230 --no-undefined instead. Add new --undefined as synonym for -u.
11231 * archive.cc (Archive::add_symbols): Check whether symbol was
11233 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
11234 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
11235 all uses. Add IS_UNDEFINED. Update declarations to split
11236 different versions of init_base. Declare init_base_undefined.
11237 (Symbol::is_defined): Handle IS_UNDEFINED.
11238 (Symbol::is_undefined): Likewise.
11239 (Symbol::is_weak_undefined): Call is_undefined.
11240 (Symbol::is_absolute): Handle IS_CONSTANT.
11241 (class Sized_symbol): Update declarations to split different
11242 versions of init. Declare init_undefined.
11243 (class Symbol_table): Declare new functions.
11244 * symtab.cc (Symbol::init_base_object): Rename from init_base.
11245 Change all callers.
11246 (Symbol::init_base_output_data): Likewise.
11247 (Symbol::init_base_output_segment): Likewise.
11248 (Symbol::init_base_constant): Likewise.
11249 (Symbol::init_base_undefined): New function.
11250 (Sized_symbol::init_object): Rename from init. Change all
11252 (Sized_symbol::init_output_data): Likewise.
11253 (Sized_symbol::init_output_segment): Likewise.
11254 (Sized_symbol::init_constant): Likewise.
11255 (Sized_symbol::init_undefined): New function.
11256 (Symbol_table::add_undefined_symbols_from_command_line): New
11258 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11260 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11261 (Symbol::output_section): Likewise.
11262 (Symbol::set_output_section): Likewise.
11263 (Symbol_table::sized_finalize_symbol): Likewise.
11264 (Symbol_table::sized_write_globals): Likewise.
11265 * resolve.cc (Symbol_table::should_override): Likewise.
11266 (Symbol::override_base_with_special): Likewise.
11268 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11269 symbol, change it to have default visibility.
11270 * testsuite/protected_1.cc: New file.
11271 * testsuite/protected_2.cc: New file.
11272 * testsuite/protected_3.cc: New file.
11273 * testsuite/protected_main_1.cc: New file.
11274 * testsuite/protected_main_2.cc: New file.
11275 * testsuite/protected_main_3.cc: New file.
11276 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11277 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11278 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11279 (protected_1.so): New target.
11280 (protected_1_pic.o, protected_2_pic.o): New targets.
11281 (protected_3_pic.o): New target.
11282 (check_PROGRAMS): Add protected_2.
11283 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11284 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11285 * testsuite/Makefile.in: Rebuild.
11287 * options.h (DEFINE_var): Add set_user_set_##varname__.
11288 (DEFINE_bool_alias): New macro.
11289 (class General_options): Define -Bstatic using DEFINE_bool_alias
11290 rather than DEFINE_special. Add --undefined as an alias for -z
11292 * options.cc (General_options::parse_Bstatic): Remove.
11294 * options.h (class General_options): Add --fatal-warnings.
11295 * main.cc (main): Implement --fatal-warnings.
11296 * errors.h (Errors::warning_count): New function.
11298 * options.h (class General_options): Add -Bsymbolic-functions.
11299 * symtab.h (Symbol::is_preemptible): Check for
11300 -Bsymbolic-functions.
11302 2008-05-05 Ian Lance Taylor <iant@google.com>
11304 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11305 as noVARNAME rather than no-VARNAME.
11306 (class General_options): Add option -z combreloc.
11307 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11309 (Output_reloc::sort_before) [SHT_REL]: New function.
11310 (Output_reloc::sort_before) [SHT_RELA]: New function.
11311 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11312 Sort_relocs_comparison.
11313 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11314 parameter. Change all callers.
11315 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11316 sort_relocs parameter. Change all callers.
11317 * output.cc (Output_reloc::get_address): New function, broken out
11319 (Output_reloc::write_rel): Call it.
11320 (Output_reloc::compare): New function.
11321 (Output_data_reloc_base::do_write): Optionally sort relocs.
11323 * configure.ac: If targ_extra_obj is set, link it in.
11324 * configure.tgt: Initialize all variables.
11325 (x86_64*): Set targ_extra_obj and targ_extra_size.
11326 * configure: Rebuild.
11328 * object.cc (Sized_relobj::include_section_group): Adjust section
11329 indexes read from group data. Build vector to pass to
11331 * layout.cc (Layout::layout_group): Add flags and shndxes
11332 parameters. Remove contents parameter. Change caller. Update
11333 explicit instantiations.
11334 * layout.h (class Layout): Update layout_group declaration.
11335 * output.cc (Output_data_group::Output_data_group): Add flags and
11336 input_shndxes parameters. Remove contents parameter. Change
11338 (Output_data_group::do_write): Change input_sections_ to
11340 * output.h (class Output_data_group): Update constructor
11341 declaration. Rename input_sections_ to input_shndxes_.
11342 * testsuite/many_sections_test.cc: Add template.
11344 2008-04-30 Cary Coutant <ccoutant@google.com>
11346 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11348 * layout.cc (Layout::include_section): Refactored check for debug
11350 (Layout::add_comdat): Add new parameters. Change type
11351 of signature parameter. Add object and shndx to signatures table.
11352 (Layout::find_kept_object): New function.
11353 * layout.h: Include <cstring>.
11354 (Layout::is_debug_info_section): New function.
11355 (Layout::add_comdat): Add new parameters.
11356 (Layout::find_kept_object): New function.
11357 (Layout::Kept_section): New struct.
11358 (Layout::Signatures): Change type of map range.
11359 * object.cc (Relobj::output_section_address): New function.
11360 (Sized_relobj::include_section_group): Add new parameters. Change
11361 calls to Layout::add_comdat. Change to build table of kept comdat
11362 groups and table mapping discarded sections to kept sections.
11363 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11364 (Sized_relobj::do_layout): Change calls to include_section_group and
11365 include_linkonce_section.
11366 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11367 value to zero when section is discarded.
11368 (Sized_relobj::map_to_kept_section): New function.
11369 * object.h (Relobj::output_section_address): New function.
11370 (Relobj::Comdat_group): New type.
11371 (Relobj::find_comdat_group): New function.
11372 (Relobj::Comdat_group_table): New type.
11373 (Relobj::Kept_comdat_section): New type.
11374 (Relobj::Kept_comdat_section_table): New type.
11375 (Relobj::add_comdat_group): New function.
11376 (Relobj::set_kept_comdat_section): New function.
11377 (Relobj::get_kept_comdat_section): New function.
11378 (Relobj::comdat_groups_): New field.
11379 (Relobj::kept_comdat_sections_): New field.
11380 (Symbol_value::input_value): Update comment.
11381 (Sized_relobj::map_to_kept_section) New function.
11382 (Sized_relobj::include_linkonce_section): Add new parameter.
11383 * target-reloc.h (Comdat_behavior): New type.
11384 (get_comdat_behavior): New function.
11385 (relocate_section): Add code to map a discarded section to the
11386 corresponding kept section when applying a relocation.
11388 2008-04-30 Craig Silverstein <csilvers@google.com>
11390 * dwarf_reader.cc (next_generation_count): New static var.
11391 (Addr2line_cache_entry): New struct.
11392 (addr2line_cache): New static var.
11393 (Dwarf_line_info::one_addr2line): Added caching.
11394 (Dwarf_line_info::clear_addr2line_cache): New function.
11395 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11396 cache-size parameter.
11397 (Dwarf_line_info::one_addr2line_cache): New function.
11398 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11399 new cache-size argument to one_addr2line(), and clear cache.
11401 2008-04-28 Cary Coutant <ccoutant@google.com>
11403 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11404 R_386_PC8 relocations.
11406 2008-04-23 Ian Lance Taylor <iant@google.com>
11408 * object.cc (Sized_relobj::include_section_group): Check for
11409 invalid section group.
11411 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11414 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11415 than read for file header.
11416 * archive.cc (Archive::include_member): Likewise.
11418 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11420 * aclocal.m4: Regenerate.
11421 * configure: Regenerate.
11423 2008-04-19 Ian Lance Taylor <iant@google.com>
11425 * version.cc (version_string): Bump to 1.6.
11427 * testsuite/Makefile.am (many_sections_r_test): New target.
11428 (many_sections_r_test_SOURCES): Remove.
11429 (many_sections_r_test_DEPENDENCIES): Remove.
11430 (many_sections_r_test_LDFLAGS): Remove.
11431 (many_sections_r_test_LDADD): Remove.
11433 * object.cc (Sized_relobj::do_add_symbols): Always pass
11434 local_symbol_count_ to add_from_relobj.
11436 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11437 every thousand variables.
11438 * testsuite/Makefile.in: Rebuild.
11440 * object.cc (Xindex::initialize_symtab_xindex): New function.
11441 (Xindex::read_symtab_xindex): New function.
11442 (Xindex::sym_xindex_to_shndx): New function.
11443 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11445 (Sized_relobj::do_initialize_xindex): New function.
11446 (Sized_relobj::do_read_symbols): Adjust section links.
11447 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11448 parameter. Change all callers.
11449 (Sized_relobj::include_section_group): Adjust section links and
11450 symbol section indexes.
11451 (Sized_relobj::do_layout): Adjust section links.
11452 (Sized_relobj::do_count_local_symbols): Adjust section links and
11453 symbol section indexes.
11454 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11455 ordinary and special symbols.
11456 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11457 dynsym_xindex parameters. Change all callers. Adjust section
11458 links. Use SHN_XINDEX when needed.
11459 (Sized_relobj::get_symbol_location_info): Adjust section links.
11460 Don't get fooled by special symbols.
11461 * object.h (class Xindex): Define.
11462 (class Object): Add xindex_ parameter. Declare virtual functoin
11463 do_initialize_xindex.
11464 (Object::adjust_sym_shndx): New function.
11465 (Object::set_xindex): New protected function.
11466 (class Symbol_value): Add is_ordinary_shndx_ field.
11467 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11468 (Symbol_value::value): Assert ordinary section.
11469 (Symbol_value::initialize_input_to_output_map): Likewise.
11470 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11471 Change all callers.
11472 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11474 (class Sized_relobj): Update declarations.
11475 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11476 parameter. Change all callers.
11477 (Sized_relobj::adjust_shndx): New function.
11478 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11480 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11481 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11482 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11483 (Sized_dynobj::read_dynsym_section): Adjust section links.
11484 (Sized_dynobj::read_dynamic): Likewise.
11485 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11487 (Sized_dynobj::do_initialize_xindex): New function.
11488 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11489 do_initialize_xindex.
11490 (Sized_dynobj::adjust_shndx): New function.
11491 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11492 dynsym_xindex_ fields.
11493 (Layout::finalize): Add a call to set_section_indexes before
11494 creating the symtab sections.
11495 (Layout::set_section_indexes): Don't do anything if the section
11496 already has a section index.
11497 (Layout::create_symtab_sections): Add shnum parameter. Change
11498 caller. Create .symtab_shndx section if needed.
11499 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11501 (Layout::allocated_output_section_count): New function.
11502 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11504 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11505 fields. Update declarations.
11506 (Layout::symtab_xindex): New function.
11507 (Layout::dynsym_xindex): New function.
11508 (class Write_symbols_task): Add layout_ field.
11509 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11511 * output.cc (Output_section_headers::Output_section_headers): Add
11512 shstrtab_section parameter. Change all callers.
11513 (Output_section_headers::do_sized_write): Store overflow values
11514 for section count and section string table section index in
11515 section header zero.
11516 (Output_file_header::do_sized_write): Check for overflow of
11517 section count and section string table section index.
11518 (Output_symtab_xindex::do_write): New function.
11519 (Output_symtab_xindex::endian_do_write): New function.
11520 * output.h (class Output_section_headers): Add shstrtab_section_.
11521 Update declarations.
11522 (class Output_symtab_xindex): Define.
11523 (Output_section::has_out_shndx): New function.
11524 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11526 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11527 Change all callers.
11528 (Sized_symbol::init): Likewise.
11529 (Symbol::output_section): Check for ordinary symbol.
11530 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11531 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11533 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11534 Change all callers. Simplify handling of symbols from sections
11535 not included in the link.
11536 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11538 (Weak_alias_sorter::operator()): Assert that symbols are
11540 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11542 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11543 parameters. Change all callers.
11544 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11545 symbol distinction. Use SHN_XINDEX when needed.
11546 (Symbol_table::write_section_symbol): Add symtab_xindex
11547 parameter. Change all callers.
11548 (Symbol_table::sized_write_section_symbol): Likewise. Use
11549 SHN_XINDEX when needed.
11550 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11552 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11553 (Symbol::is_defined): Check is_ordinary.
11554 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11555 (Symbol::is_absolute, Symbol::is_common): Likewise.
11556 (class Sized_symbol): Update declarations.
11557 (class Symbol_table): Update declarations.
11558 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11559 parameters. Change all callers.
11560 (Sized_symbol::override): Likewise.
11561 (Symbol_table::override): Likewise.
11562 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11563 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11564 is_ordinary, and orig_st_shndx parameters. Change all callers.
11565 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11566 to be in an ordinary section.
11567 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11568 object and is_ordinary parameters. Change all callers.
11569 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11570 Change all callers. Don't add undefined or non-ordinary symbols
11572 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11573 Change all callers.
11574 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11576 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11577 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11578 (Sized_relobj::relocate_sections): Likewise.
11579 * target-reloc.h (scan_relocs): Adjust section symbol index.
11580 (scan_relocatable_relocs): Likewise.
11581 * i386.cc (Scan::local): Check for ordinary symbols.
11582 * sparc.cc (Scan::local): Likewise.
11583 * x86_64.cc (Scan::local): Likewise.
11584 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11585 to symbol_section_and_value.
11586 * testsuite/many_sections_test.cc: New file.
11587 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11588 (check_PROGRAMS): Add many_sections_test.
11589 (many_sections_test_SOURCES): Define.
11590 (many_sections_test_DEPENDENCIES): Define.
11591 (many_sections_test_LDFLAGS): Define.
11592 (BUILT_SOURCES): Add many_sections_define.h.
11593 (many_sections_define.h): New target.
11594 (BUILT_SOURCES): Add many_sections_check.h.
11595 (many_sections_check.h): New target.
11596 (check_PROGRAMS): Add many_sections_r_test.
11597 (many_sections_r_test_SOURCES): Define.
11598 (many_sections_r_test_DEPENDENCIES): Define.
11599 (many_sections_r_test_LDFLAGS): Define.
11600 (many_sections_r_test_LDADD): Define.
11601 (many_sections_r_test.o): New target.
11602 * testsuite/Makefile.in: Rebuild.
11604 2008-04-17 Cary Coutant <ccoutant@google.com>
11606 * errors.cc (Errors::info): New function.
11607 (gold_info): New function.
11608 * errors.h (Errors::info): New function.
11609 * gold.h (gold_info): New function.
11610 * object.cc (Input_objects::add_object): Print trace output.
11611 * options.cc (options::parse_set): New function.
11612 (General_options::parse_wrap): Deleted.
11613 (General_options::General_options): Deleted initializer.
11614 * options.h (options::String_set): New typedef.
11615 (options::parse_set): New function.
11616 (DEFINE_set): New macro.
11617 (General_options::wrap): Changed to use DEFINE_set. Changed
11618 callers of any_wrap_symbols and is_wrap_symbol.
11619 (General_options::trace, General_options::trace_symbol):
11621 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11622 (General_options::wrap_symbols_): Deleted.
11623 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11625 2008-04-17 David S. Miller <davem@davemloft.net>
11627 * options.cc (General_options::parse_V): New function.
11628 * options.h: Add entries for -V and -Qy.
11630 2008-04-17 Ian Lance Taylor <iant@google.com>
11632 * common.cc (Symbol_table::allocate_commons): Remove options
11633 parameter. Change caller.
11634 (Symbol_table::do_allocate_commons): Remove options parameter.
11635 Change caller. Just call do_allocate_commons_list twice.
11636 (Symbol_table::do_allocate_commons_list): New function, broken out
11637 of do_allocate_commons.
11638 * common.h (class Allocate_commons_task): Remove options_ field.
11639 Update constructor.
11640 * symtab.cc (Symbol_table::Symbol_table): Initialize
11642 (Symbol_table::add_from_object): Put TLS common symbols on
11644 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11645 which are IN_OUTPUT_DATA.
11646 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11647 allocate_commons and do_allocate_commons declarations. Declare
11648 do_allocate_commons_list.
11649 * gold.cc (queue_middle_tasks): Update creation of
11650 Allocate_commons_task to not pass options.
11651 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11652 (TLS_TEST_C_FLAGS): New variable.
11653 (tls_test_c_pic.o): New target.
11654 (tls_test_shared.so): Link in tls_test_c_pic.o.
11655 (tls_test_c_pic_ie.o): New target.
11656 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11657 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11658 (tls_test_c.o): New target.
11659 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11660 (tls_pic_test_LDADD): Likewise.
11661 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11662 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11663 (tls_test_c_gnu2.o): New target.
11664 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11666 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11667 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11668 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11669 * testsuite/tls_test.cc: Include "config.h".
11670 (t_last): Call t11_last.
11671 * testsuite/tls_test.h (t11, t11_last): Declare.
11672 * testsuite/tls_test_c.c: New file.
11673 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11674 * configure.ac: Check for OpenMP support.
11675 * configure, config.in, Makefile.in: Rebuild.
11676 * testsuite/Makefile.in: Rebuild.
11678 2008-04-16 Cary Coutant <ccoutant@google.com>
11680 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11681 (Target_i386::tls_base_symbol_defined_): New field.
11682 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11683 (Target_i386::Scan::global): Likewise.
11684 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11685 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11686 (Target_x86_64::tls_base_symbol_defined_): New field.
11687 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11688 (Target_x86_64::Scan::global): Likewise.
11690 2008-04-16 Cary Coutant <ccoutant@google.com>
11692 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11693 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11694 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11695 building shared libraries.
11696 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11697 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11698 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11699 * testsuite/Makefile.in: Rebuild.
11700 * testsuite/weak_undef.h: New file.
11701 * testsuite/weak_undef_file1.cc: Add extra test cases.
11702 * testsuite/weak_undef_file2.cc: Likewise.
11703 * testsuite/weak_undef_test.cc: Likewise.
11705 2008-04-16 David S. Miller <davem@davemloft.net>
11707 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11708 Add issued_non_pic_error_ field. Declare check_non_pic.
11709 (Target_sparc::Scan::check_non_pic): New function.
11710 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11711 (Target_sparc::Scan::global): Likewise.
11713 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11714 * configure: Rebuild.
11716 * options.h (DEFINE_enable): New macro.
11717 (new_dtags): New enable option.
11718 (initfirst, interpose, loadfltr, nodefaultlib,
11719 nodelete, nodlopen, nodump): New -z options.
11720 * layout.cc (Layout:finish_dynamic_section): If new
11721 dtags enabled, emit DT_RUNPATH. Also, emit a
11722 DT_FLAGS_1 containing any specified -z flags.
11724 2008-04-16 Ian Lance Taylor <iant@google.com>
11726 * copy-relocs.cc: New file.
11727 * copy-relocs.h: New file.
11728 * reloc.cc: Remove Copy_relocs code.
11729 * reloc.h: Likewise.
11730 * reloc-types.h (struct Reloc_types) [both versions]: Add
11731 get_reloc_addend_noerror.
11732 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11733 variants of add_global which take an addend which must be zero.
11734 * i386.cc: Include "copy-relocs.h".
11735 (class Target_i386): Change type of copy_relocs_ to variable,
11736 update initializer.
11737 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11738 Change all callers.
11739 (Target_i386::do_finalize_sections): Change handling of
11741 * sparc.cc: Include "copy-relocs.h".
11742 (class Target_sparc): Change type of copy_relocs_ to variable,
11743 update initializer.
11744 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11745 Change all callers.
11746 (Target_sparc::do_finalize_sections): Change handling of
11748 * x86_64.cc: Include "copy-relocs.h".
11749 (class Target_x86_64): Change type of copy_relocs_ to variable,
11750 update initializer.
11751 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11752 class. Change all callers.
11753 (Target_x86_64::do_finalize_sections): Change handling of
11755 * Makefile.am (CCFILES): Add copy-relocs.cc.
11756 (HFILES): Add copy-relocs.h.
11758 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11760 * testsuite/script_test_4.sh: Permit leading zeroes.
11762 2008-04-15 Ian Lance Taylor <iant@google.com>
11764 * script-sections.cc (Script_sections::create_segments): Use
11765 header_size_adjustment even when there is enough room for the
11767 * testsuite/script_test_4.sh: New file.
11768 * testsuite/script_test_4.t: New file.
11769 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11770 (check_DATA): Add script_test_4.stdout.
11771 (MOSTLYCLEANFILES): Likewise.
11772 (script_test_4): New target.
11773 (script_test_4.stdout): New target.
11774 * testsuite/Makefile.in: Rebuild.
11776 * sparc.cc: Add definitions for Output_data_plt_sparc class
11779 2008-04-14 David S. Miller <davem@davemloft.net>
11781 * sparc.cc: New file.
11782 * Makefile.am (TARGETSOURCES): Add sparc.cc
11783 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11784 * configure.tgt: Document targ_extra_size and
11785 targ_extra_big_endian. Add entries for sparc-* and
11787 * configure.ac: Handle targ_extra_size and
11788 targ_extra_big_endian.
11789 * Makefile.in: Rebuild.
11790 * configure: Likewise.
11791 * po/POTFILES.in: Likewise.
11792 * po/gold.pot: Likewise.
11794 2008-04-14 Ian Lance Taylor <iant@google.com>
11796 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11797 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11798 in the name/type/flags to section mapping. Don't call
11799 allocate_output_section.
11800 (Layout::choose_output_section): Change parameter from adjust_name
11801 to is_input_section. Don't permit input sections after sections
11802 are attached to segments. Don't call allocate_output_section.
11803 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11804 not write_enable_output_section.
11805 (Layout::make_output_section): Don't push to
11806 unattached_section_list_ nor call attach_to_segment. Call
11807 attach_section_to_segment if sections are attached.
11808 (Layout::attach_sections_to_segments): New function.
11809 (Layout::attach_section_to_segment): New function.
11810 (Layout::attach_allocated_section_to_segment): Rename from
11811 attach_to_segment. Remove flags parameter.
11812 (Layout::allocate_output_section): Remove function.
11813 (Layout::write_enable_output_section): Remove function.
11814 * layout.h (class Layout): Update for above changes. Add new
11815 field sections_are_attached_.
11816 * output.h (Output_section::update_flags_for_input_section): New
11818 * output.cc (Output_section::add_input_section): Call
11819 update_flags_for_input_section.
11820 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11822 2008-04-11 Cary Coutant <ccoutant@google.com>
11824 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11825 thought unnecessary.
11826 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11828 2008-04-11 Ian Lance Taylor <iant@google.com>
11830 * output.h (class Output_section_data): Remove inline definition
11832 * output.cc (Output_section_data::set_addralign): New function.
11834 2008-04-11 Cary Coutant <ccoutant@google.com>
11836 Add support for TLS descriptors for i386 and x86_64.
11837 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11838 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11839 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11841 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11842 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11843 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11845 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11846 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11847 Fix problem with initial-exec relocations.
11848 (Target_i386::Relocate::relocate_tls): Likewise.
11849 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11851 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11852 support for section-plus-offset dynamic table entries.
11853 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11854 (Output_data_dynamic::Dynamic_entry): Add support for
11855 section-plus-offset dynamic table entries.
11856 (Output_data_dynamic::Classification): Likewise.
11857 (Output_data_dynamic::classification_): Renamed offset_.
11858 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11859 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11860 (Target_x86_64::make_plt_section): New function.
11861 (Target_x86_64::reserve_tlsdesc_entries): New function.
11862 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11863 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11864 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11865 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11866 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11867 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11868 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11869 add extra PLT entry for TLS descriptors.
11870 (Output_data_plt_x86_64::got_): New field.
11871 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11872 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11874 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11876 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11877 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11878 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11879 R_386_TLS_DESC_CALL relocations.
11880 (Target_x86_64::Scan::global): Likewise.
11881 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11882 for TLS descriptors.
11883 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11884 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11885 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11886 GD-to-IE relaxation.
11887 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11888 and TLS_DESCRIPTORS.
11889 * Makefile.in: Rebuild.
11890 * configure: Rebuild.
11891 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11892 (tls_test_shared2.so): New target.
11893 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11894 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11895 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11896 (tls_shared_gd_to_ie_test_LDADD): New variable.
11897 (tls_shared_gnu2_gd_to_ie_test): New target.
11898 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11900 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11901 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11902 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11903 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11904 (tls_shared_gnu2_test): New target.
11905 (tls_test_gnu2_shared.so): New target.
11906 (tls_shared_gnu2_test_SOURCES): New variable.
11907 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11908 (tls_shared_gnu2_test_LDFLAGS): New variable.
11909 (tls_shared_gnu2_test_LDADD): New variable.
11910 * testsuite/Makefile.in: Rebuild.
11911 * testsuite/Makefile.
11913 2008-04-11 Ian Lance Taylor <iant@google.com>
11915 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11917 * testsuite/Makefile.in: Rebuild.
11919 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11921 * testsuite/script_test_2.cc (main): Adjust test.
11923 2008-04-11 David S. Miller <davem@davemloft.net>
11924 Ian Lance Taylor <iant@google.com>
11926 * options.h (General_options): Add entries for '-Y' and
11928 * options.cc (General_options:finalize): If -Y was used, add those
11929 entries to the library path instead of the default "/lib" and
11932 2008-04-11 David S. Miller <davem@davemloft.net>
11934 * testsuite/justsyms.t: Start at 0x100.
11935 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
11936 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11938 * testsuite/script_test_2.cc: Adjust string and section length
11941 2008-04-09 Ian Lance Taylor <iant@google.com>
11944 * script-sections.cc (Sections_element::allocate_to_segment): Add
11946 (Output_section_definition::allocate_to_segment): Likewise.
11947 (Orphan_output_section::allocate_to_segment): Likewise.
11948 (Script_sections::attach_sections_using_phdrs_clause): Don't
11949 propagate non-PT_LOAD segments to orphan sections.
11950 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11951 readelf rather than objdump.
11952 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11953 .interp section and PT_INTERP segment are the same size.
11954 * testsuite/Makefile.in: Rebuild.
11956 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11957 aliases for symbols defined in the same object.
11958 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11959 (weak_alias_test_SOURCES): New variable.
11960 (weak_alias_test_DEPENDENCIES): New variable.
11961 (weak_alias_test_LDFLAGS): New variable.
11962 (weak_alias_test_LDADD): New variable.
11963 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11964 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11965 (weak_alias_test_3.o): New target.
11966 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11967 * testsuite/weak_alias_test_main.cc: New file.
11968 * testsuite/weak_alias_test_1.cc: New file.
11969 * testsuite/weak_alias_test_2.cc: New file.
11970 * testsuite/weak_alias_test_3.cc: New file.
11972 2008-04-08 Ian Lance Taylor <iant@google.com>
11974 * options.h (class General_options): Add --noinhibit-exec option.
11975 * main.cc (main): Check --noinhibit-exec.
11977 * options.h (class General_options): Define --wrap as a special
11978 option. Add wrap_symbols_ field.
11979 (General_options::any_wrap_symbols): New function.
11980 (General_options::is_wrap_symbol): New function.
11981 * options.cc (General_options::parse_wrap): New function.
11982 (General_options::General_options): Initialize wrap_symbols_.
11983 * symtab.cc (Symbol_table::wrap_symbol): New function.
11984 (Symbol_table::add_from_object): Handle --wrap.
11985 * symtab.h (class Symbol_table): Declare wrap_symbol.
11986 * target.h (Target::wrap_char): New function.
11987 (Target::Target_info): Add wrap_char field.
11988 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11989 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11990 * testsuite/testfile.cc (Target_test::test_target_info):
11993 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11996 * layout.h (class Layout): Add added_eh_frame_data_ field.
11997 * layout.cc (Layout::Layout): Initialize new field.
11998 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11999 output section until we find a section we merged successfully.
12000 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
12001 that the size be non-zero.
12003 * merge.cc (Object_merge_map::get_output_offset): Remove inline
12006 2008-04-08 Craig Silverstein <csilvers@google.com>
12008 * configure.ac: Export new conditional variable HAVE_ZLIB.
12009 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
12011 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
12012 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12014 2008-04-07 Ian Lance Taylor <iant@google.com>
12016 * version.cc (version_string): Set to "1.5".
12018 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
12019 Add issued_non_pic_error_ field. Declare check_non_pic.
12020 (Target_x86_64::Scan::check_non_pic): New function.
12021 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
12022 (Target_x86_64::Scan::global): Likewise.
12024 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
12025 addend parameter. Change caller. Handle merge sections.
12026 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
12027 Address to Addend. Don't add in the result of
12028 local_section_offset, pass down the addend and use the returned
12030 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
12031 Update declarations of local_section_offset and symbol_value.
12032 * testsuite/two_file_test_1.cc (t18): New function.
12033 * testsuite/two_file_test_2.cc (f18): New function.
12034 * testsuite/two_file_test_main.cc (main): Call t18.
12035 * testsuite/two_file_test.h (t18, f18): Declare.
12037 * configure.ac: Don't test for objdump, c++filt, or readelf.
12038 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
12040 (TEST_READELF): New variable.
12041 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
12042 (check_PROGRAMS): Add two_file_strip_test.
12043 (two_file_strip_test): New target.
12044 (check_PROGRAMS): Add two_file_same_shared_strip_test.
12045 (two_file_same_shared_strip_test_SOURCES): New variable.
12046 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
12047 (two_file_same_shared_strip_test_LDFLAGS): New variable.
12048 (two_file_same_shared_strip_test_LDADD): New variable.
12049 (two_file_shared_strip.so): New target.
12050 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
12051 (ver_test_5.syms, ver_test_7.syms): Likewise.
12052 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
12053 (strip_test_3.stdout): Use TEST_OBJDUMP.
12054 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12056 2008-04-04 Cary Coutant <ccoutant@google.com>
12058 * symtab.h (Symbol::is_weak_undefined): New function.
12059 (Symbol::is_strong_undefined): New function.
12060 (Symbol::is_absolute): New function.
12061 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
12062 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
12064 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
12065 (weak_undef_test): New target.
12066 * testsuite/Makefile.in: Rebuild.
12067 * testsuite/weak_undef_file1.cc: New file.
12068 * testsuite/weak_undef_file2.cc: New file.
12069 * testsuite/weak_undef_test.cc: New file.
12071 2008-04-03 Craig Silverstein <csilvers@google.com>
12073 * compressed_output.h (class Output_compressed_section): Use
12075 * compressed_output.cc (zlib_compress): Use unsigned buffers,
12077 (zlib_compressed_suffix): Removed.
12078 (Output_compressed_section::set_final_data_size): Use unsigned
12080 * testsuite/Makefile.am (flagstest_compress_debug_sections):
12081 Fix linker invocation.
12082 (flagstest_o_specialfile_and_compress_debug_sections):
12084 * testsuite/Makefile.in: Regenerated.
12086 2008-04-02 David S. Miller <davem@davemloft.net>
12088 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
12089 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
12091 2008-04-02 Craig Silverstein <csilvers@google.com>
12095 2008-04-02 Ian Lance Taylor <iant@google.com>
12097 * fileread.cc (File_read::find_view): Add byteshift and vshifted
12098 parameters. Update for new key type to views_. Change all
12100 (File_read::read): Adjust for byteshift in returned view.
12101 (File_read::add_view): New function, broken out of
12102 find_and_make_view.
12103 (File_read::make_view): New function, broken out of
12104 find_and_make_view.
12105 (File_read::find_or_make_view): Add offset and aligned
12106 parameters. Rewrite accordingly. Change all callers.
12107 (File_read::get_view): Add offset and aligned parameters. Adjust
12108 for byteshift in return value.
12109 (File_read::get_lasting_view): Likewise.
12110 * fileread.h (class File_read): Update declarations.
12111 (class File_read::View): Add byteshift_ field. Add byteshift to
12112 constructor. Add byteshift method.
12113 * archive.h (Archive::clear_uncached_views): New function.
12114 (Archive::get_view): Add aligned parameter. Change all callers.
12115 * object.h (Object::get_view): Add aligned parameter. Change all
12117 (Object::get_lasting_view): Likewise.
12119 * fileread.cc (File_read::release): Don't call clear_views if
12120 there are multiple objects.
12121 * fileread.h (File_read::clear_uncached_views): New function.
12122 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
12125 2008-03-31 Cary Coutant <ccoutant@google.com>
12127 Add thin archive support.
12128 * archive.cc (Archive::armagt): New const.
12129 (Archive::setup): Remove task parameter and calls to unlock.
12130 (Archive::unlock_nested_archives): New function.
12131 (Archive::read_header): Add nested_off parameter. Change
12133 (Archive::interpret_header): Likewise.
12134 (Archive::include_all_members): Change to handle thin
12136 (Archive::include_member): Likewise.
12137 * archive.h (Archive::Archive): Add new parameters and
12139 (Archive::armagt): New const.
12140 (Archive::setup): Remove task parameter.
12141 (Archive::unlock_nested_archives): New function.
12142 (Archive::read_header): Add nested_off parameter.
12143 (Archive::interpret_header): Likewise.
12144 (Archive::Nested_archive_table): New typedef.
12145 (Archive::is_thin_archive_): New field.
12146 (Archive::nested_archives_): New field.
12147 (Archive::options_): New field.
12148 (Archive::dirpath_): New field.
12149 (Archive::task_): New field.
12150 * readsyms.cc (Read_symbols::do_read_symbols): Add check
12151 for thin archives. Pass additional parameters to
12152 Archive::Archive. Unlock the archive file after calling
12155 2008-03-29 Ian Lance Taylor <iant@google.com>
12157 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
12158 version symbol to be local.
12159 * testsuite/ver_test_4.sh: New file.
12160 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
12161 (check_DATA): Add ver_test_4.syms.
12162 (ver_test_4.syms): New target.
12163 * testsuite/Makefile.in: Rebuild.
12166 (Output_section::Input_section_sort_entry::has_priority): New
12168 (Output_section::Input_section_sort_entry::match_file_name): New
12170 (Output_section::Input_section_sort_entry::match_section_name):
12172 (Output_section::Input_section_sort_entry::match_section_name_prefix):
12174 (Output_section::Input_section_sort_entry::match_section_file):
12176 (Output_section::Input_section_sort_compare::operator()): Rewrite
12177 using new Input_section_sort_entry functions. Sort crtbegin and
12178 crtend first. Sort sections with no priority before sections with
12180 * testsuite/initpri1.c (d3): Check j != 4.
12181 (cd5): New constructor/destructor function.
12182 (main): Check j != 2.
12184 * symtab.cc (Symbol_table::add_from_object): If we don't use the
12185 new symbol when resolving, don't call set_is_default.
12186 * testsuite/ver_test_7.cc: New file.
12187 * testsuite/ver_test_7.sh: New file.
12188 * testsuite/Makefile.am (ver_test_7.so): New target.
12189 (ver_test_7.o): New target.
12190 (check_SCRIPTS): Add ver_test_7.sh.
12191 (check_DATA): Add ver_test_7.syms.
12192 (ver_test_7.syms): New target.
12194 2008-03-28 Ian Lance Taylor <iant@google.com>
12196 * layout.cc (Layout::layout): If we see an input section with a
12197 name that needs sorting, set the must_sort flag for the output
12199 (Layout::make_output_section): If the name of the output section
12200 indicates that it might require sorting, set the may_sort flag.
12201 * output.h (Output_section::may_sort_attached_input_sections): New
12203 (Output_section::set_may_sort_attached_input_sections): New
12205 (Output_section::must_sort_attached_input_sections): New
12207 (Output_section::set_must_sort_attached_input_sections): New
12209 (class Output_section): Declare Input_section_sort_entry. Define
12210 Input_section_sort_compare. Declare
12211 sort_attached_input_sections. Add new fields:
12212 may_sort_attached_input_sections_,
12213 must_sort_attached_input_sections_,
12214 attached_input_sections_are_sorted_.
12215 * output.cc (Output_section::Output_section): Initialize new
12217 (Output_section::add_input_section): Add an entry to
12218 input_sections_ if may_sort or must_sort are true.
12219 (Output_section::set_final_data_size): Call
12220 sort_attached_input_sections if necessary.
12221 (Output_section::Input_section_sort_entry): Define new class.
12222 (Output_section::Input_section_sort_compare::operator()): New
12224 (Output_section::sort_attached_input_sections): New function.
12225 * configure.ac: Check whether the compiler supports constructor
12226 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
12227 * testsuite/initpri1.c: New file.
12228 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
12229 CONSTRUCTOR_PRIORITY.
12230 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
12231 (initpri1_LDFLAGS): New variable.
12232 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12234 2008-03-27 Ian Lance Taylor <iant@google.com>
12236 * common.cc (Sort_commons::operator): Correct sorting algorithm.
12237 * testsuite/common_test_1.c: New file.
12238 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
12239 (common_test_1_SOURCES): New variable.
12240 (common_test_1_DEPENDENCIES): New variable.
12241 (common_test_1_LDFLAGS): New variable.
12243 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
12244 and commons_ correctly when NAME/VERSION does not override
12246 * testsuite/ver_test_6.c: New file.
12247 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
12248 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12249 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12251 2008-03-26 Ian Lance Taylor <iant@google.com>
12253 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12254 of an undefined symbol from a version script.
12255 * testsuite/Makefile.am (ver_test_5.so): New target.
12256 (ver_test_5.o): New target.
12257 (check_SCRIPTS): Add ver_test_5.sh.
12258 (check_DATA): Add ver_test_5.syms.
12259 (ver_test_5.syms): New target.
12260 * testsuite/ver_test_5.cc: New file.
12261 * testsuite/ver_test_5.script: New file.
12262 * testsuite/ver_test_5.sh: New file.
12263 * Makefile.in, testsuite/Makefile.in: Rebuild.
12266 Fix problems building gold with gcc 4.3.0.
12267 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12268 (gold_error_at_location, gold_warning_at_location): Use it.
12269 * configure.ac: Check whether we can compile and use a template
12270 function with a printf attribute.
12271 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12272 when jumping over bytes.
12273 * object.cc: Instantiate Object::read_section_data.
12274 * debug.h: Include <cstring>
12275 * dwarf_reader.cc: Include <algorithm>
12276 * main.cc: Include <cstring>.
12277 * options.cc: Include <cstring>.
12278 * output.cc: Include <cstring>.
12279 * script.cc: Include <cstring>.
12280 * script.h: Include <string>.
12281 * symtab.cc: Include <cstring> and <algorithm>.
12282 * target-select.cc: Include <cstring>.
12283 * version.cc: Include <string>.
12284 * testsuite/testmain.cc: Include <cstdlib>.
12285 * configure, config.in: Rebuild.
12287 2008-03-25 Ian Lance Taylor <iant@google.com>
12289 * options.cc: Include "../bfd/bfdver.h".
12290 (options::help): Print bug reporting address.
12292 * version.cc (print_version): Adjust output for current value of
12293 BFD_VERSION_STRING.
12297 * options.cc (options::help): Print list of supported targets.
12298 * target-select.h: Include <vector>.
12299 (class Target_selector): Make machine_, size_, and is_big_endian_
12300 fields const. Add bfd_name_ and instantiated_target_ fields.
12301 (Target_selector::Target_selector): Add bfd_name parameter.
12302 (Target_selector::recognize): Make non-virtual, call
12304 (Target_selector::recognize_by_name): Make non-virtual, call
12305 do_recognize_by_name.
12306 (Target_selector::supported_names): New function.
12307 (Target_selector::bfd_name): New function.
12308 (Target_selector::do_instantiate_target): New pure virtual
12310 (Target_selector::do_recognize): New virtual function.
12311 (Target_selector::do_recognize_by_name): New virtual function.
12312 (Target_selector::instantiate_target): New private function.
12313 (supported_target_names): Declare.
12314 * target-select.cc (Target_selector::Target_selector): Update for
12315 new parameter and fields.
12316 (select_target_by_name): Check that the name matches before
12317 calling recognize_by_name.
12318 (supported_target_names): New function.
12319 * i386.cc (class Target_selector_i386): Update Target_selector
12320 constructor call. Remove recognize and recognize_by_name. Add
12321 do_instantiate_target.
12322 * x86_64.cc (class Target_selector_x86_64): Likewise.
12323 * testsuite/testfile.cc (class Target_selector_test): Update for
12324 changes to Target_selector.
12326 * README: Rewrite, with some notes on unsupported features.
12328 2008-03-24 Cary Coutant <ccoutant@google.com>
12330 * i386.cc (Target_i386::Got_type): New enum declaration.
12331 (Target_i386::Scan::local): Updated callers of Output_data_got
12333 (Target_i386::Scan::global): Likewise.
12334 (Target_i386::Relocate::relocate): Likewise.
12335 (Target_i386::Relocate::relocate_tls): Likewise.
12336 * object.h (Got_offset_list): New class.
12337 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12338 (Sized_relobj::local_got_offset): Likewise.
12339 (Sized_relobj::set_local_got_offset): Likewise.
12340 (Sized_relobj::local_has_tls_got_offset): Removed.
12341 (Sized_relobj::local_tls_got_offset): Removed.
12342 (Sized_relobj::set_local_tls_got_offset): Removed.
12343 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12344 * output.cc (Output_data_got::add_global): Added got_type parameter.
12345 (Output_data_got::add_global_with_rel): Likewise.
12346 (Output_data_got::add_global_with_rela): Likewise.
12347 (Output_data_got::add_global_pair_with_rel): New function.
12348 (Output_data_got::add_global_pair_with_rela): New function.
12349 (Output_data_got::add_local): Added got_type parameter.
12350 (Output_data_got::add_local_with_rel): Likewise.
12351 (Output_data_got::add_local_with_rela): Likewise.
12352 (Output_data_got::add_local_pair_with_rel): New function.
12353 (Output_data_got::add_local_pair_with_rela): New function.
12354 (Output_data_got::add_global_tls): Removed.
12355 (Output_data_got::add_global_tls_with_rel): Removed.
12356 (Output_data_got::add_global_tls_with_rela): Removed.
12357 (Output_data_got::add_local_tls): Removed.
12358 (Output_data_got::add_local_tls_with_rel): Removed.
12359 (Output_data_got::add_local_tls_with_rela): Removed.
12360 * output.h (Output_data_got::add_global): Added got_type parameter.
12361 (Output_data_got::add_global_with_rel): Likewise.
12362 (Output_data_got::add_global_with_rela): Likewise.
12363 (Output_data_got::add_global_pair_with_rel): New function.
12364 (Output_data_got::add_global_pair_with_rela): New function.
12365 (Output_data_got::add_local): Added got_type parameter.
12366 (Output_data_got::add_local_with_rel): Likewise.
12367 (Output_data_got::add_local_with_rela): Likewise.
12368 (Output_data_got::add_local_pair_with_rel): New function.
12369 (Output_data_got::add_local_pair_with_rela): New function.
12370 (Output_data_got::add_global_tls): Removed.
12371 (Output_data_got::add_global_tls_with_rel): Removed.
12372 (Output_data_got::add_global_tls_with_rela): Removed.
12373 (Output_data_got::add_local_tls): Removed.
12374 (Output_data_got::add_local_tls_with_rel): Removed.
12375 (Output_data_got::add_local_tls_with_rela): Removed.
12376 * resolve.cc (Symbol::override_base_with_special): Removed
12377 reference to has_got_offset_ field.
12378 * symtab.cc (Symbol::init_fields): Replaced initialization
12379 of got_offset_ with got_offsets_. Removed initialization
12381 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
12382 (Symbol::got_offset): Likewise.
12383 (Symbol::set_got_offset): Likewise.
12384 (Symbol::has_tls_got_offset): Removed.
12385 (Symbol::tls_got_offset): Removed.
12386 (Symbol::set_tls_got_offset): Removed.
12387 (Symbol::got_offset_): Removed.
12388 (Symbol::tls_mod_got_offset_): Removed.
12389 (Symbol::tls_pair_got_offset_): Removed.
12390 (Symbol::got_offsets_): New field.
12391 (Symbol::has_got_offset): Removed.
12392 (Symbol::has_tls_mod_got_offset): Removed.
12393 (Symbol::has_tls_pair_got_offset): Removed.
12394 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12395 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12397 (Target_x86_64::Scan::global): Likewise.
12398 (Target_x86_64::Relocate::relocate): Likewise.
12399 (Target_x86_64::Relocate::relocate_tls): Likewise.
12401 2008-03-25 Ben Elliston <bje@au.ibm.com>
12403 * yyscript.y: Fix spelling error in comment.
12405 2008-03-24 Ian Lance Taylor <iant@google.com>
12407 * options.h (class General_options): Define build_id option.
12408 * layout.h (class Layout): Declare write_build_id, create_note,
12409 create_build_id. Add build_id_note_ member.
12410 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12411 "libiberty.h", "md5.h", "sha1.h".
12412 (Layout::Layout): Initialize eh_frame_data_,
12413 eh_frame_hdr_section_, and build_id_note_.
12414 (Layout::finalize): Call create_build_id.
12415 (Layout::create_note): New function, broken out of
12416 Layout::create_gold_note.
12417 (Layout::create_gold_note): Call create_note.
12418 (Layout::create_build_id): New function.
12419 (Layout::write_build_id): New function.
12420 (Close_task_runner::run): Call write_build_id.
12422 * x86_64.cc: Correct license to GPLv3.
12424 2008-03-23 Ian Lance Taylor <iant@google.com>
12426 * options.cc: Include "demangle.h".
12427 (parse_optional_string): New function.
12428 (parse_long_option): Handle takes_optional_argument.
12429 (parse_short_option): Update dash_z initializer. Handle
12430 takes_optional_argument.
12431 (General_options::General_options): Initialize do_demangle_.
12432 (General_options::finalize): Set do_demangle_. Handle demangling
12434 * options.h (parse_optional_string): Declare.
12435 (struct One_option): Add optional_arg field. Update constructor.
12436 Update call constructor calls. Add takes_optional_argument
12438 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12439 (DEFINE_optional_string): Define.
12440 (General_options::demangle): Change from DEFINE_bool to
12441 DEFINE_optional_string.
12442 (General_options::no_demangle): New function.
12443 (General_options::do_demangle): New function.
12444 (General_options::set_do_demangle): New function.
12445 (General_options::execstack_status_): Move definition to end of
12447 (General_options::static_): Likewise.
12448 (General_options::do_demangle_): New field.
12449 * object.cc (big_endian>::get_symbol_location_info): Call
12450 Options::do_demangle, not Options::demangle.
12451 * symtab.cc (demangle): Likewise.
12453 2008-03-22 Ian Lance Taylor <iant@google.com>
12455 * gold.h: Include <cstddef> and <sys/types.h>
12456 * options.h: Include <cstring>.
12458 2008-03-21 Ian Lance Taylor <iant@google.com>
12460 * Added source code to GNU binutils.