1 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
3 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
4 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
7 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
9 * x86_64.cc: Initial support for x32.
11 2012-01-03 Cary Coutant <ccoutant@google.com>
13 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
14 Use abstract base class for GOT.
15 * gold/output.h (class Output_data_got_base): New abstract base class.
16 (class Output_data_got): Derive from new base class, adjust ctors.
17 (Output_data_got::reserve_slot): Make virtual; rename to
18 do_reserve_slot; Adjust callers.
19 * gold/target.h (Sized_target::init_got_plt_for_update): Return
20 pointer to abstract base class.
21 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
23 2011-12-18 Ian Lance Taylor <iant@google.com>
25 * object.h (Relobj::local_symbol_value): New function.
26 (Relobj::local_plt_offset): New function.
27 (Relobj::local_has_got_offset): New function.
28 (Relobj::local_got_offset): New function.
29 (Relobj::set_local_got_offset): New function.
30 (Relobj::do_local_symbol_value): New pure virtual function.
31 (Relobj::do_local_plt_offset): Likewise.
32 (Relobj::do_local_has_got_offset): Likewise.
33 (Relobj::do_local_got_offset): Likewise.
34 (Relobj::do_set_local_got_offset): Likewise.
35 (Sized_relobj::do_local_has_got_offset): Rename from
37 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
38 (Sized_relobj::do_set_local_got_offset): Rename from
40 (Sized_relobj_file::do_local_plt_offset): Rename from
42 (Sized_relobj_file::do_local_symbol_value): New function.
43 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
45 * output.cc (Output_data_got::Got_entry::write): Change object to
46 Relobj. Use local_symbol_value.
47 (Output_data_got::add_global_with_rel): Change rel_dyn to
48 Output_data_reloc_generic*. Use add_global_generic.
49 (Output_data_got::add_global_with_rela): Remove. Change all
50 callers to use add_global_with_rel.
51 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
52 Output_data_reloc_generic*. Use add_global_generic.
53 (Output_data_got::add_global_pair_with_rela): Remove. Change all
54 callers to use add_global_pair_with_rel.
55 (Output_data_got::add_local): Change object to Relobj*.
56 (Output_data_got::add_local_plt): Likewise.
57 (Output_data_got::add_local_with_rel): Change object to Relobj*,
58 change rel_dyn to Output_data_reloc_generic*. Use
60 (Output_data_got::add_local_with_rela): Remove. Change all
61 callers to use all_local_with_rel.
62 (Output_data_got::add_local_pair_with_rel): Change object to
63 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
64 add_output_section_generic.
65 (Output_data_got::add_local_pair_with_rela): Remove. Change all
66 callers to use add_local_pair_with_rel.
67 (Output_data_got::reserve_local): Change object to Relobj*.
68 * output.h: (class Output_data_reloc_generic): Add pure virtual
69 declarations for add_global_generic, add_local_generic,
70 add_output_section_generic.
71 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
72 functions for Output_data_reloc_generic. Update declarations for
73 changes listed in output.cc.
74 (class Output_data_got): Change template parameter to got_size.
75 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
76 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
78 (Sized_relobj_incr::do_local_plt_offset): New function.
79 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
82 2011-12-17 Cary Coutant <ccoutant@google.com>
84 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
85 * resolve.cc (Symbol_table::resolve): Likewise.
86 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
88 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
90 2011-12-16 Ian Lance Taylor <iant@google.com>
92 * output.h (Output_data_reloc_generic::add): Only call
93 add_dynamic_reloc if this is a dynamic reloc section.
95 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
98 * target-reloc.h (apply_relocation): Replace <64, false> with
101 2011-11-25 Nick Clifton <nickc@redhat.com>
103 * po/it.po: New Italian translation.
105 2011-11-17 Sterling Augustine <saugustine@google.com>
107 * script.cc (script_include_directive): Implement.
108 (read_script_file): New local variables name and search_path. Update
109 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
110 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
111 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
113 2011-11-11 Sterling Augustine <saugustine@google.com>
115 * yyscript.y (section_cmd): Add support for INCLUDE directive.
116 (file_or_sections_cmd): Likewise.
118 2011-11-11 Doug Kwan <dougkwan@google.com>
120 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
121 if --just-symbols is given.
123 2011-11-10 Doug Kwan <dougkwan@google.com>
126 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
127 when processing data relocs.
128 * reloc.h (Relocate_functions::rel_unaligned): New method.
129 (Relocate_functions::pcrel_unaligned): Ditto.
130 (Relocate_functions::rel32_unaligned): Ditto.
131 (Relocate_functions::pcrel32_unaligned): Ditto.
133 2011-11-09 Doug Kwan <dougkwan@google.com>
136 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
137 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
138 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
139 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
140 (Relocate_functions::rel_unaligned): New.
141 (Relocate_functions::rel32_unaligned): New.
142 * target-reloc.h (relocate_for_relocatable): Add code to handle
143 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
144 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
145 arm_unaligned_reloc_r): New targets.
146 * testsuite/Makefile.in: Regenerate.
147 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
150 2011-11-02 Ian Lance Taylor <iant@google.com>
152 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
154 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
155 * options.cc (General_options::finalize): Use library search path
156 from configure script if specified. If not native and no sysroot,
157 only search TOOLLIBDIR.
158 * options.h (Search_directory::Search_directory): Change name to
160 (General_options::add_to_library_path_with_sysroot): Change arg to
162 * configure, Makefile.in, config.in: Rebuild.
164 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
166 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
167 we are working around the ARM1176 Erratum.
168 * options.h (General_options::fix_arm1176): Add option.
169 * testsuite/Makefile.am: Add testcases, and keep current ones
171 * testsuite/Makefile.in: Regenerate.
172 * testsuite/arm_fix_1176.s: New file.
173 * testsuite/arm_fix_1176.sh: Likewise.
175 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
177 * arm.cc (Target_arm::Target_arm): Remove initialisation of
179 (Target_arm::may_use_blx): Remove method.
180 (Target_arm::set_may_use_blx): Likewise.
181 (Target_arm::may_use_v4t_interworking): New method.
182 (Target_arm::may_use_v5t_interworking): Likewise.
183 (Target_arm::may_use_blx_): Remove member variable.
184 (Arm_relocate_functions::arm_branch_common): Check for v5T
186 (Arm_relocate_functions::thumb_branch_common): Likewise.
187 (Reloc_stub::stub_type_for_reloc): Likewise.
188 (Target_arm::do_finalize_sections): Correct interworking checks.
189 * testsuite/Makefile.am: Add new tests.
190 * testsuite/Makefile.in: Regenerate.
191 * testsuite/arm_farcall_arm_arm.s: New test.
192 * testsuite/arm_farcall_arm_arm.sh: Likewise.
193 * testsuite/arm_farcall_arm_thumb.s: Likewise.
194 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
195 * testsuite/arm_farcall_thumb_arm.s: Likewise.
196 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
197 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
198 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
200 2011-10-31 Cary Coutant <ccoutant@google.com>
203 * expression.cc (Expression::eval_with_dot): Add
204 is_section_dot_assignment parameter.
205 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
206 absolute and assigning to dot within a section.
208 (Output_section_element_assignment::set_section_addresses): Pass
209 dot_section to set_if_absolute.
210 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
211 as is_section_dot_assignment flag to eval_with_dot.
212 (Output_section_element_dot_assignment::set_section_addresses):
214 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
215 parameter. Also set value if relative to dot_section; set the
216 symbol's output_section.
217 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
218 parameter. Adjust all callers.
219 (Expression::eval_maybe_dot): Likewise.
220 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
222 * testsuite/script_test_2.t: Test assignment of an absolute value
223 to dot within an output section element.
225 2011-10-31 Cary Coutant <ccoutant@google.com>
227 * options.h (class General_options): Add --[no-]gnu-unique options.
228 * symtab.cc (Symbol_table::sized_write_globals): Convert
229 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
231 2011-10-31 Cary Coutant <ccoutant@google.com>
234 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
235 unnecessary assertion.
236 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
238 2011-10-31 Sriraman Tallam <tmsriram@google.com>
240 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
242 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
244 Change to just keep the section associated with symbol.
245 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
246 they are externally visible and --export-dynamic is turned on.
247 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
249 2011-10-19 Ian Lance Taylor <iant@google.com>
253 (Output_section_element_dot_assignment::needs_output_section): New
256 2011-10-19 Ian Lance Taylor <iant@google.com>
259 * layout.cc (Layout::segment_precedes): Don't assert failure if a
260 --section-start option was seen.
261 * options.h (General_options::any_section_start): New function.
263 2011-10-18 David S. Miller <davem@davemloft.net>
266 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
267 member to track relocation locations that have moved during TLS
269 (Target_sparc::Relocate::Relocate): Initialize to NULL.
270 (Target_sparc::Relocate::relocate): Adjust view down by 4
271 bytes if it matches reloc_adjust_addr_.
272 (Target_sparc::Relocate::relocate_tls): Always move the
273 __tls_get_addr call delay slot instruction forward 4 bytes when
274 performing relaxation.
276 2011-10-18 Cary Coutant <ccoutant@google.com>
278 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
279 (Output_file::map_no_anonymous): Check for non-zero
280 return code from posix_fallocate.
282 2011-10-17 Cary Coutant <ccoutant@google.com>
285 * plugin.cc (is_visible_from_outside): Check for symbols
286 referenced from dynamic objects.
287 * resolve.cc (Symbol_table::resolve): Don't count references
288 from dynamic objects as references from real ELF files.
289 * testsuite/plugin_test_2.sh: Adjust expected result.
291 2011-10-17 Cary Coutant <ccoutant@google.com>
293 * gold.cc: Include timer.h.
294 (queue_middle_tasks): Stamp time.
295 (queue_final_tasks): Likewise.
296 * main.cc (main): Store timer in parameters. Print timers
298 * parameters.cc (Parameters::Parameters): Initialize timer_.
299 (Parameters::set_timer): New function.
300 (set_parameters_timer): New function.
301 * parameters.h (Parameters::set_timer): New function.
302 (Parameters::timer): New function.
303 (Parameters::timer_): New data member.
304 (set_parameters_timer): New function.
305 * timer.cc (Timer::stamp): New function.
306 (Timer::get_pass_time): New function.
307 * timer.h (Timer::stamp): New function.
308 (Timer::get_pass_time): New function.
309 (Timer::pass_times_): New data member.
311 2011-10-17 Cary Coutant <ccoutant@google.com>
313 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
314 task for members of lib groups.
316 2011-10-17 Cary Coutant <ccoutant@google.com>
319 * fileread.cc (File_read::find_view): Add assert.
320 (File_read::make_view): Move bounds check (replace with assert)...
321 (File_read::find_or_make_view): ... to here.
323 2011-10-12 Cary Coutant <ccoutant@google.com>
325 * output.cc (Output_file::open_base_file): Handle case where
326 ::read returns less than requested size.
328 2011-10-10 Cary Coutant <ccoutant@google.com>
330 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
331 Initialize defined_count_.
332 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
333 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
334 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
335 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
336 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
337 * incremental.h (Sized_relobj_incr::defined_count_): New data
339 (Sized_incr_dynobj::defined_count_): New data member.
340 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
341 Return zeroes instead of internal error.
343 2011-10-10 Cary Coutant <ccoutant@google.com>
346 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
347 (Output_reloc::symbol_value): Return PLT offset if flag is set.
348 * output.h (class Output_reloc): Add use_plt_offset flag.
349 (Output_reloc::type_): Adjust size of bit field.
350 (Output_reloc::use_plt_offset_): New bit field.
351 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
352 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
353 flag. Adjust all callers.
354 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
355 creating RELATIVE relocations.
357 2011-10-10 Nick Clifton <nickc@redhat.com>
359 * po/es.po: Updated Spanish translation.
360 * po/fi.po: Updated Finnish translation.
362 2011-10-03 Diego Novillo <dnovillo@google.com>
364 * options.cc (parse_uint): Fix dereference of RETVAL.
366 2011-09-29 Sriraman Tallam <tmsriram@google.com>
368 * layout.h (section_order_map_): New member.
369 (get_section_order_map): New member function.
370 * output.cc (Output_section::add_input_section): Check for patterns
371 only when --section-ordering-file is specified.
372 * gold.cc (queue_middle_tasks): Delay updating order of sections till
373 output_sections have been formed.
374 * layout.cc (Layout_Layout): Initialize section_order_map_.
375 * plugin.cc (update_section_order): Store order in order_map. Do not
377 * testsuite/Makefile.am: Add test case for plugin_final_layout.
378 * testsuite/Makefile.in: Regenerate.
379 * testsuite/plugin_section_order.c: New file.
380 * testsuite/plugin_final_layout.cc: New file.
381 * testsuite/plugin_final_layout.sh: New file.
383 2011-09-29 Cary Coutant <ccoutant@google.com>
385 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
387 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
388 symbols during incremental update.
389 (Symbol_table::add_from_dynobj): Likewise.
391 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
392 Ian Lance Taylor <iant@google.com>
394 * symtab.cc (Symbol_table::define_special_symbol): Always
395 canonicalize version string.
397 2011-09-26 Cary Coutant <ccoutant@google.com>
399 * gold.cc (queue_initial_tasks): Move option checks ...
400 * options.cc (General_options::finalize): ... to here. Disable
401 some options; make others fatal.
403 2011-09-26 Cary Coutant <ccoutant@google.com>
406 * plugin.cc (get_symbols_v2): New function.
407 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
408 (is_referenced_from_outside): New function.
409 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
410 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
411 (get_symbols): Pass version parameter.
412 (get_symbols_v2): New function.
413 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
415 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
416 (onload): Add LDPT_GET_SYMBOLS_V2.
417 (all_symbols_read_hook): Use get_symbols_v2; check for
418 LDPR_PREVAILING_DEF_IRONLY_EXP.
419 * testsuite/plugin_test_3.sh: Update expected results.
421 2011-09-23 Simon Baldwin <simonb@google.com>
423 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
424 configuration options.
425 * configure: Regenerate.
426 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
427 * Makefile.in: Regenerate.
428 * testsuite/Makefile.in: Regenerate.
430 2011-09-19 Sriraman Tallam <tmsriram@google.com>
432 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
434 2011-09-19 Cary Coutant <ccoutant@google.com>
436 * incremental.cc (can_incremental_update): Fix typo in comment.
437 * incremental.h (can_incremental_update): Likewise.
439 2011-09-18 Cary Coutant <ccoutant@google.com>
441 * incremental.cc (can_incremental_update): New function.
442 * incremental.h (can_incremental_update): New function.
443 * layout.cc (Layout::init_fixed_output_section): Call it.
444 (Layout::make_output_section): Don't allow patch space in .eh_frame.
445 * object.cc (Sized_relobj_file::do_layout): Call
446 can_incremental_update.
448 2011-09-13 Cary Coutant <ccoutant@google.com>
450 * configure.ac: Check for glibc support for gnu_indirect_function
451 support with static linking, setting automake conditional
453 * Makefile.in: Regenerate.
454 * configure: Regenerate.
456 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
457 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
459 * testsuite/Makefile.in: Regenerate.
461 2011-09-13 Cary Coutant <ccoutant@google.com>
463 * incremental.cc (Sized_relobj_incr::do_layout): Call
464 report_comdat_group for kept comdat sections.
465 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
466 * testsuite/Makefile.in: Regenerate.
467 * testsuite/incr_comdat_test_1.cc: New source file.
468 * testsuite/incr_comdat_test_2_v1.cc: New source file.
469 * testsuite/incr_comdat_test_2_v2.cc: New source file.
470 * testsuite/incr_comdat_test_2_v3.cc: New source file.
472 2011-09-13 Ian Lance Taylor <iant@google.com>
474 * object.cc (Sized_relobj_file::do_layout): Remove unused local
475 variable external_symbols_offset.
477 2011-09-12 Ian Lance Taylor <iant@google.com>
479 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
480 triggered if object has no symbols.
482 2011-09-09 David S. Miller <davem@davemloft.net>
484 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
485 (Output_fill_debug_line::do_write): Likewise.
487 2011-08-29 Cary Coutant <ccoutant@google.com>
489 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
490 casts to match formatting specs.
491 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
493 2011-08-26 Cary Coutant <ccoutant@google.com>
495 * layout.cc (Free_list::allocate): Provide guarantee of minimum
496 remaining hole size when allocating.
497 (Layout::make_output_section): Set fill methods for debug sections.
498 * layout.h (Free_list::Free_list_node): Move from private to
500 (Free_list::set_min_hole_size): New function.
501 (Free_list::begin, Free_list::end): New functions.
502 (Free_list::min_hole_): New data member.
503 * output.cc: Include dwarf.h.
504 (Output_fill_debug_info::do_minimum_hole_size): New function.
505 (Output_fill_debug_info::do_write): New function.
506 (Output_fill_debug_line::do_minimum_hole_size): New function.
507 (Output_fill_debug_line::do_write): New function.
508 (Output_section::Output_section): Initialize new data member.
509 (Output_section::set_final_data_size): Ensure patch space is larger
510 than minimum hole size.
511 (Output_section::do_write): Fill holes in debug sections.
512 * output.h (Output_fill): New class.
513 (Output_fill_debug_info): New class.
514 (Output_fill_debug_line): New class.
515 (Output_section::set_free_space_fill): New function.
516 (Output_section::free_space_fill_): New data member.
517 * testsuite/Makefile.am (incremental_test_3): Add
518 --incremental-patch option.
519 (incremental_test_4): Likewise.
520 (incremental_test_5): Likewise.
521 (incremental_test_6): Likewise.
522 (incremental_copy_test): Likewise.
523 (incremental_common_test_1): Likewise.
524 * testsuite/Makefile.in: Regenerate.
526 2011-08-26 Nick Clifton <nickc@redhat.com>
528 * po/es.po: Updated Spanish translation.
530 2011-08-01 Cary Coutant <ccoutant@google.com>
532 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
533 * gold/testsuite/Makefile.in: Regenerate.
534 * gold/testsuite/justsyms_exec.c: New source file.
535 * gold/testsuite/justsyms_lib.c: New source file.
537 2011-08-01 Cary Coutant <ccoutant@google.com>
539 * layout.cc (Layout::set_segment_offsets): Don't realign text
540 segment if -Ttext was specified.
541 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
543 * object.h (Sized_relobj_file::e_type): New function.
544 (Sized_relobj_file::e_type_): New data member.
545 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
546 base address for ET_EXEC files.
547 * target.cc (Target::do_make_elf_object_implementation): Allow
548 ET_EXEC files with --just-symbols option.
550 2011-07-28 Cary Coutant <ccoutant@google.com>
552 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
553 Add thread_number parameter.
554 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
555 * workqueue-threads.cc
556 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
557 current thread if its thread number is greater than desired thread
559 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
560 Add thread_number parameter.
561 (Workqueue::should_cancel_thread): Likewise.
562 (Workqueue::find_runnable_or_wait): Pass thread_number to
563 should_cancel_thread.
564 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
567 2011-07-22 Sriraman Tallam <tmsriram@google.com>
569 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
570 only after checking if it cannot be forced local.
571 * symtab.h (is_externally_visible): Check if the symbol is not forced
574 2011-07-15 Ian Lance Taylor <iant@google.com>
576 * options.h (class General_options): Add --print-output-format.
577 Move -EL next to -EB, for better --help output.
578 * target-select.cc: Include <cstdio>, "options.h", and
580 (Target_selector::do_target_bfd_name): New function.
581 (print_output_format): New function.
582 * target-select.h (class Target_selector): Update declarations.
583 (Target_selector::target_bfd_name): New function.
584 (print_output_format): Declare.
585 * main.cc: Include "target-select.h".
586 (main): Handle --print-output-format.
587 * gold.cc: Include "target-select.h".
588 (queue_initial_tasks): Handle --print-output-format when there are
590 * parameters.cc (parameters_force_valid_target): Give a better
591 error message if -EB/-EL does not match target.
592 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
595 2011-07-15 Ian Lance Taylor <iant@google.com>
597 * i386.cc (class Output_data_plt_i386): Add layout_ field.
598 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
599 (Output_data_plt_i386::do_write): Write address of .dynamic
600 section to first entry in .got.plt section.
601 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
602 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
604 (Output_data_plt_x86_64::do_write): Write address of .dynamic
605 section to first entry in .got.plt section.
606 * layout.h (Layout::dynamic_section): New function.
608 2011-07-13 Sriraman Tallam <tmsriram@google.com>
610 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
612 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
613 input_section_position_, and input_section_glob_.
614 (read_layout_from_file): Call function section_ordering_specified.
615 * layout.h (is_section_ordering_specified): New function.
616 (section_ordering_specified): New function.
617 (section_ordering_specified_): New boolean member.
618 * main.cc(main): Call load_plugins after layout object is defined.
619 * output.cc (Output_section::add_input_section): Use
620 function section_ordering_specified to check if section ordering is
622 * output.cc (Output_section::add_relaxed_input_section): Use
623 function section_ordering_specified to check if section ordering is
625 (Output_section::update_section_layout): New function.
626 (Output_section::sort_attached_input_sections): Check if input section
628 * output.h (Output_section::update_section_layout): New function.
629 * plugin.cc (get_section_count): New function.
630 (get_section_type): New function.
631 (get_section_name): New function.
632 (get_section_contents): New function.
633 (update_section_order): New function.
634 (allow_section_ordering): New function.
635 (Plugin::load): Add the new interfaces to the transfer vector.
636 (Plugin_manager::load_plugins): New parameter.
637 (Plugin_manager::all_symbols_read): New parameter.
638 (Plugin_manager::claim_file): New parameter. Save the elf object for
640 (Plugin_manager::get_elf_object): New function.
641 (Plugin_manager::get_view): Change to directly use the bool to check
642 if get_view is called from claim_file_hook.
643 * plugin.h (input_objects): New function
644 (Plugin__manager::load_plugins): New parameter.
645 (Plugin_manager::claim_file): New parameter.
646 (Plugin_manager::get_elf_object): New function.
647 (Plugin_manager::in_claim_file_handler): New function.
648 (Plugin_manager::in_claim_file_handler_): New member.
649 (layout): New function.
650 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
651 handler with an extra parameter. Make the elf object before calling
653 * testsuite/plugin_test.c (get_section_count): New function pointer.
654 (get_section_type): New function pointer.
655 (get_section_name): New function pointer.
656 (get_section_contents): New function pointer.
657 (update_section_order): New function pointer.
658 (allow_section_ordering): New function pointer.
659 (onload): Check if the new interfaces exist.
661 2011-07-13 Ian Lance Taylor <iant@google.com>
663 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
665 * x86_64.cc (Target_x86_64::got_section): Likewise.
666 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
667 (relro_now_test_SOURCES): New variable.
668 (relro_now_test_DEPENDENCIES): New variable.
669 (relro_now_test_LDFLAGS): New variable.
670 (relro_now_test_LDADD): New variable.
671 (relro_now_test.so): New target.
672 * testsuite/Makefile.in: Rebuild.
674 2011-07-12 Ian Lance Taylor <iant@google.com>
677 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
678 GLOB_DAT relocation rather than a RELATIVE relocation for a
679 protected symbol when creating a shared library.
680 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
681 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
682 * testsuite/protected_main_1.cc (main): Test that protected
683 function has same address.
685 2011-07-11 Ian Lance Taylor <iant@google.com>
688 * options.h (class General_options): Add -Bgroup.
689 * options.cc (General_options::finalize): If -Bgroup is set,
690 default to --unresolved-symbols=report-all.
691 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
692 * target-reloc.h (issue_undefined_symbol_error): Handle
693 --unresolved-symbols=report-all.
695 2011-07-08 Ian Lance Taylor <iant@google.com>
698 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
699 if linker script discards key sections.
700 (Layout::create_dynamic_symtab): Likewise.
701 (Layout::assign_local_dynsym_offsets): Likewise.
702 (Layout::sized_create_version_sections): Likewise.
703 (Layout::create_interp): Likewise.
704 (Layout::finish_dynamic_section): Likewise.
705 (Layout::set_dynamic_symbol_size): Likewise.
707 2011-07-08 Ian Lance Taylor <iant@google.com>
710 * options.h (class General_options): Add --unresolved-symbols.
711 * target-reloc.h (issue_undefined_symbol_error): Check
712 --unresolved-symbols. Add comments.
714 2011-07-08 Ian Lance Taylor <iant@google.com>
716 * testsuite/odr_violation2.cc (Ordering::operator()): Make
717 expression more complex.
719 2011-07-08 Ian Lance Taylor <iant@google.com>
722 * target-reloc.h (issue_undefined_symbol_error): New inline
723 function, broken out of relocate_section.
724 (relocate_section): Call issue_undefined_symbol_error.
725 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
726 there is no TLS segment if we are about to issue an undefined
728 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
730 2011-07-08 Ian Lance Taylor <iant@google.com>
733 * resolve.cc (Symbol_table::should_override): Add fromtype
734 parameter. Change all callers. Give error when linking together
735 TLS and non-TLS symbol.
736 (Symbol_table::should_override_with_special): Add fromtype
737 parameter. Change all callers.
738 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
739 there is no TLS segment if we have reported some errors.
740 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
742 2011-07-08 Ian Lance Taylor <iant@google.com>
745 * target.h (Target::plt_address_for_global): New function.
746 (Target::plt_address_for_local): New function.
747 (Target::plt_section_for_global): Remove.
748 (Target::plt_section_for_local): Remove.
749 (Target::do_plt_address_for_global): New virtual function.
750 (Target::do_plt_address_for_local): New virtual function.
751 (Target::do_plt_section_for_global): Remove.
752 (Target::do_plt_section_for_local): Remove.
753 (Target::register_global_plt_entry): Add Symbol_table and Layout
755 * output.cc (Output_data_got::Got_entry::write): Use
756 plt_address_for_global and plt_address_for_local.
757 * layout.cc (Layout::add_target_dynamic_tags): Use size and
758 address of output section.
759 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
760 got_irelative_, and irelative_count_ fields. Update
762 (Output_data_plt_i386::has_irelative_section): New function.
763 (Output_data_plt_i386::entry_count): Add irelative_count_.
764 (Output_data_plt_i386::set_final_data_size): Likewise.
765 (class Target_i386): Add got_irelative_ and rel_irelative_
766 fields. Update declarations.
767 (Target_i386::Target_i386): Initialize new fields.
768 (Target_i386::do_plt_address_for_global): New function replacing
769 do_plt_section_for_global.
770 (Target_i386::do_plt_address_for_local): New function replacing
771 do_plt_section_for_local.
772 (Target_i386::got_section): Create got_irelative_.
773 (Target_i386::rel_irelative_section): New function.
774 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
775 fields. Don't define __rel_iplt_{start,end}.
776 (Output_data_plt_i386::add_entry): Add symtab and layout
777 parameters. Change all callers. Use different PLT and GOT for
779 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
780 layout parameters. Change all callers. Use different PLT and
782 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
783 (Output_data_plt_i386::rel_irelative): New function.
784 (Output_data_plt_i386::address_for_global): New function.
785 (Output_data_plt_i386::address_for_local): New function.
786 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
787 IRELATIVE GOT when changing IFUNC GOT entries.
788 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
790 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
791 if we didn't create an IRELATIVE GOT.
792 (Target_i386::Relocate::relocate): Use plt_address_for_global and
793 plt_address_for_local.
794 (Target_i386::do_dynsym_value): Use plt_address_for_global.
795 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
796 got_irelative_, and irelative_count_ fields. Update
798 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
799 Initialize new fields. Remove symtab parameter. Change all
801 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
803 (Output_data_plt_x86_64::has_irelative_section): New function.
804 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
805 (class Target_x86_64): Add got_irelative_ and rel_irelative_
806 fields. Update declarations.
807 (Target_x86_64::Target_x86_64): Initialize new fields.
808 (Target_x86_64::do_plt_address_for_global): New function replacing
809 do_plt_section_for_global.
810 (Target_x86_64::do_plt_address_for_local): New function replacing
811 do_plt_section_for_local.
812 (Target_x86_64::got_section): Create got_irelative_.
813 (Target_x86_64::rela_irelative_section): New function.
814 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
815 all callers. Don't create __rel_iplt_{start,end}.
816 (Output_data_plt_x86_64::add_entry): Add symtab and layout
817 parameters. Change all callers. Use different PLT and GOT for
819 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
820 layout parameters. Change all callers. Use different PLT and
822 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
823 parameters. Change all callers. Use different PLT and GOT for
825 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
826 (Output_data_plt_x86_64::rela_irelative): New function.
827 (Output_data_plt_x86_64::address_for_global): New function.
828 (Output_data_plt_x86_64::address_for_local): New function.
829 (Output_data_plt_x86_64::set_final_data_size): Likewise.
830 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
831 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
832 (Target_x86_64::register_global_plt_entry): Add symtab and layout
834 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
836 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
837 symbols if we didn't create an IRELATIVE GOT.
838 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
839 plt_address_for_local.
840 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
841 * testsuite/ifuncvar1.c: New test file.
842 * testsuite/ifuncvar2.c: New test file.
843 * testsuite/ifuncvar3.c: New test file.
844 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
845 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
846 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
847 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
848 * testsuite/Makefile.in: Rebuild.
850 2011-07-07 Cary Coutant <ccoutant@google.com>
852 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
853 (two_file_test_1_ndebug.o): Likewise.
854 (two_file_test_1b_ndebug.o): Likewise.
855 (two_file_test_2_ndebug.o): Likewise.
856 (two_file_test_main_ndebug.o): Likewise.
857 (incremental_test_2): Link with no-debug versions.
859 2011-07-06 Cary Coutant <ccoutant@google.com>
861 * gold/incremental.cc
862 (Output_section_incremental_inputs::write_info_blocks): Check for
863 hidden and internal symbols.
865 2011-07-06 Cary Coutant <ccoutant@google.com>
867 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
868 Check disposition for startup file.
869 (Incremental_inputs::report_command_line): Ignore
870 --incremental-startup-unchanged option.
871 * options.cc (General_options::parse_incremental_startup_unchanged):
873 (General_options::General_options): Initialize new data member.
874 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
875 (General_options): Add --incremental-startup-unchanged option.
876 (General_options::incremental_startup_disposition): New function.
877 (General_options::incremental_startup_disposition_): New data member.
879 2011-07-06 Cary Coutant <ccoutant@google.com>
881 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
882 input file index to Script_info ctor.
883 (Sized_incremental_binary::do_file_has_changed): Find the
884 command-line argument for files named in scripts.
885 * incremental.h (Script_info::Script_info): New ctor
886 with input file index.
887 (Script_info::input_file_index): New function.
888 (Script_info::input_file_index_): New data member.
889 (Incremental_binary::get_library): Add const.
890 (Incremental_binary::get_script_info): Add const.
891 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
892 * testsuite/Makefile.am (incremental_test_5): New test case.
893 (incremental_test_6): New test case.
894 * testsuite/Makefile.in: Regenerate.
896 2011-07-06 Cary Coutant <ccoutant@google.com>
898 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
899 debug output when command lines differ.
901 2011-07-06 Cary Coutant <ccoutant@google.com>
903 * incremental.cc (Incremental_inputs::report_command_line): Ignore
904 --incremental-patch option.
905 * layout.cc (Free_list::allocate): Extend allocation beyond original
907 (Layout::make_output_section): Mark sections that should get
909 * options.cc (parse_percent): New function.
910 * options.h (parse_percent): New function.
911 (DEFINE_percent): New macro.
912 (General_options): Add --incremental-patch option.
913 * output.cc (Output_section::Output_section): Initialize new data
915 (Output_section::add_input_section): Print section name when out
917 (Output_section::add_output_section_data): Likewise.
918 (Output_section::set_final_data_size): Add patch space when
919 doing --incremental-full.
920 (Output_section::do_reset_address_and_file_offset): Remove patch
922 (Output_segment::set_section_list_addresses): Print debug output
923 only if --incremental-update.
924 * output.h (Output_section::set_is_patch_space_allowed): New function.
925 (Output_section::is_patch_space_allowed_): New data member.
926 (Output_section::patch_space_): New data member.
927 * parameters.cc (Parameters::incremental_full): New function.
928 * parameters.h (Parameters::incremental_full): New function
929 * testsuite/Makefile.am (incremental_test_2): Add test for
930 --incremental-patch option.
931 * testsuite/Makefile.in: Regenerate.
932 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
933 (t18): Remove function body.
935 2011-07-05 Doug Kwan <dougkwan@google.com>
938 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
939 Arm_Address type for relocation result.
940 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
942 (Arm_relocate_functions::abs32): Use unaligned access.
943 (Arm_relocate_functions::rel32): Ditto.
944 (Arm_relocate_functions::prel31): Ditto.
945 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
946 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
947 static data relocations.
948 * testsuite/Makefile.in: Regnerate.
949 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
951 2011-07-05 Ian Lance Taylor <iant@google.com>
954 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
955 symbols if necessary.
956 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
958 2011-07-05 Ian Lance Taylor <iant@google.com>
961 * resolve.cc (Symbol::override_base_with_special): Simply override
962 version with special symbol version, ignoring previous version.
964 2011-07-05 Ian Lance Taylor <iant@google.com>
966 * object.cc (Sized_relobj_file::include_section_group): Add
967 information to comment about signature location.
969 2011-07-02 Ian Lance Taylor <iant@google.com>
972 * options.h (class General_options): Add -f and -F.
973 * options.cc (General_options::finalize): Fatal error if -f/-F
974 are used without -shared.
975 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
977 2011-07-02 Ian Lance Taylor <iant@google.com>
979 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
981 2011-07-01 Ian Lance Taylor <iant@google.com>
985 * resolve.cc (Symbol::override_base_with_special): Don't override
986 the version if the overriding symbol has a different name.
987 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
988 all callers. If we give an error about an undefined version,
989 define the base version if necessary.
990 * dynobj.h (class Versions): Update declaration.
991 * testsuite/weak_alias_test_5.cc: New file.
992 * testsuite/weak_alias_test.script: New file.
993 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
994 and versioned_alias have the right value, and call t2.
995 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
996 weak_alias_test_5.so.
997 (weak_alias_test_LDADD): Likewise.
998 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
999 * testsuite/Makefile.in: Rebuild.
1001 2011-07-01 Ian Lance Taylor <iant@google.com>
1004 * options.h (class General_options): Support -z notext.
1005 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
1007 (two_file_shared_nonpic.so): Likewise.
1008 (two_file_shared_mixed.so): Likewise.
1009 (two_file_shared_mixed_1.so): Likewise.
1010 (weak_undef_lib_nonpic.so): Likewise.
1011 (alt/weak_undef_lib_nonpic.so): Likewise.
1012 (tls_test_shared_nonpic.so): Likewise.
1013 * testsuite/Makefile.in: Rebuild.
1015 2011-07-01 Ian Lance Taylor <iant@google.com>
1018 * configure.ac: Test whether static linking works, setting
1019 the automake conditional HAVE_STATIC.
1020 * testsuite/Makefile.am: Disable tests using -static if
1021 HAVE_STATIC is not true.
1022 * configure, testsuite/Makefile.in: Rebuild.
1024 2011-07-01 Ian Lance Taylor <iant@google.com>
1027 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
1028 Assert if we see DW_EH_PE_indirect.
1029 * target.h (Target::ehframe_datarel_base): New function.
1030 (Target::do_ehframe_datarel_base): New target function.
1031 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
1032 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
1035 2011-07-01 Ian Lance Taylor <iant@google.com>
1038 * options.h (class General_options): Add
1039 --ld-generated-unwind-info.
1040 * ehframe.cc (Fde::write): Add address parameter. Change all
1041 callers. If associated with PLT, fill in address and size.
1042 (Cie::set_output_offset): Only add merge mapping if there is an
1044 (Cie::write): Add address parameter. Change all callers.
1045 (Eh_frame::add_ehframe_for_plt): New function.
1046 * ehframe.h (class Fde): Update declarations. Move shndx_ and
1047 input_offset_ fields into union u_, with new plt field.
1048 (Fde::Fde): Adjust for new union field.
1049 (Fde::Fde) [Output_data version]: New constructor.
1050 (Fde::add_mapping): Only add merge mapping if there is an object.
1051 (class Cie): Update declarations.
1052 (class Eh_frame): Declare add_ehframe_for_plt.
1053 * layout.cc (Layout::layout_eh_frame): Break out code into
1054 make_eh_frame_section, and call it.
1055 (Layout::make_eh_frame_section): New function.
1056 (Layout::add_eh_frame_for_plt): New function.
1057 * layout.h (class Layout): Update declarations.
1058 * merge.cc (Merge_map::add_mapping): Add assertion.
1059 * i386.cc: Include "dwarf.h".
1060 (class Output_data_plt_i386): Make first_plt_entry,
1061 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
1062 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1063 and plt_eh_frame_fde.
1064 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
1065 boundary. Call add_eh_frame_for_plt if appropriate.
1066 * x86_64.cc: Include "dwarf.h".
1067 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
1068 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
1069 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1070 and plt_eh_frame_fde.
1071 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
1074 2011-06-29 Ian Lance Taylor <iant@google.com>
1077 * object.cc (Sized_relobj_file::layout_section): Change shdr
1078 parameter to be const.
1079 (Sized_relobj_file::layout_eh_frame_section): New function, broken
1081 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
1082 appropriate. Call layout_eh_frame_section.
1083 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
1085 * object.h (class Sized_relobj_file): Update declarations.
1087 2011-06-29 Ian Lance Taylor <iant@google.com>
1090 * script.cc (Token::integer_value): Accept trailing M/m/K/k
1092 (Lex::gather_token): Accept trailing M/m/K/k for integers.
1094 2011-06-29 Ian Lance Taylor <iant@google.com>
1097 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
1099 * layout.cc (Layout::layout_eh_frame): Likewise.
1101 2011-06-29 Ian Lance Taylor <iant@google.com>
1104 * layout.cc (Layout::symtab_section_shndx): New function.
1105 * layout.h (class Layout): Declare symtab_section_shndx.
1106 * output.cc (Output_section::write_header): Call it.
1108 2011-06-29 Ian Lance Taylor <iant@google.com>
1111 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
1112 symbols which are not used in a relocation.
1114 2011-06-28 Ian Lance Taylor <iant@google.com>
1117 * layout.cc (Layout::segment_precedes): Don't crash if a linker
1118 script create indistinguishable segments.
1119 (Layout::set_segment_offsets): Use stable_sort when sorting
1120 segments. Pass this to Compare_segments constructor.
1121 * layout.h (class Layout): Make segment_precedes non-static.
1122 (class Compare_segments): Change from struct to class. Add
1123 layout_ field. Add constructor.
1124 * script-sections.cc
1125 (Script_sections::attach_sections_using_phdrs_clause): Rename
1126 local orphan to is_orphan. Don't report failure to put empty
1127 section in segment. On attachment failure, report name of
1128 section, and attach to first PT_LOAD segment.
1130 2011-06-28 Ian Lance Taylor <iant@google.com>
1133 * target-select.cc (Target_selector::Target_selector): Add
1134 emulation parameter. Change all callers.
1135 (select_target_by_bfd_name): Rename from select_target_by_name.
1137 (select_target_by_emulation): New function.
1138 (supported_emulation_names): New function.
1139 * target-select.h (class Target_selector): Add emulation_ field.
1140 Update declarations.
1141 (Target_selector::recognize_by_bfd_name): Rename from
1142 recognize_by_name. Change all callers.
1143 (Target_selector::supported_bfd_names): Rename from
1144 supported_names. Change all callers.
1145 (Target_selector::recognize_by_emulation): New function.
1146 (Target_selector::supported_emulations): New function.
1147 (Target_selector::emulation): New function.
1148 (Target_selector::do_recognize_by_bfd_name): Rename from
1149 do_recognize_by_name. Change all callers.
1150 (Target_selector::do_supported_bfd_names): Rename from
1151 do_supported_names. Change all callers.
1152 (Target_selector::do_recognize_by_emulation): New function.
1153 (Target_selector::do_supported_emulations): New function.
1154 (select_target_by_bfd_name): Change name in declaration.
1155 (select_target_by_emulation): Declare.
1156 (supported_emulation_names): Declare.
1157 * parameters.cc (parameters_force_valid_target): Try to find
1158 target based on emulation from -m option.
1159 * options.h (class General_options): Change doc string for -m.
1160 * options.cc (help): Print emulations.
1161 (General_options::parse_V): Likewise.
1162 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
1163 Add emulation parameter. Change all callers.
1165 2011-06-28 Ian Lance Taylor <iant@google.com>
1167 * target.h (class Target): Add osabi_ field.
1168 (Target::osabi): New function.
1169 (Target::set_osabi): New function.
1170 (Target::Target): Initialize osabi_.
1171 (Target::do_adjust_elf_header): Make pure virtual.
1172 (Sized_target::do_adjust_elf_header): Declare.
1173 * target.cc (Sized_target::do_adjust_elf_header): New function.
1174 (class Sized_target): Instantiate all versions.
1175 * freebsd.h (class Target_freebsd): Remove.
1176 (Target_selector_freebsd::do_recognize): Call set_osabi on
1178 (Target_selector_freebsd::do_recognize_by_name): Likewise.
1179 (Target_selector_freebsd::set_osabi): Remove.
1180 * i386.cc (class Target_i386): Inherit from Sized_target rather
1181 than Target_freebsd.
1182 * x86_64.cc (class Target_x86_64): Likewise.
1184 2011-06-28 Ian Lance Taylor <iant@google.com>
1186 * target.h (Target::can_check_for_function_pointers): Rewrite.
1188 (Target::can_icf_inline_merge_sections): Likewise.
1189 (Target::section_may_have_icf_unsafe_poineters): Likewise.
1190 (Target::Target_info): Add can_icf_inline_merge_sections field.
1191 (Target::do_can_check_for_function_pointers): New virtual
1193 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
1194 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
1195 from can_check_for_function_pointers, move in file.
1196 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
1197 section_may_have_icf_unsafe_poineters, move in file.
1198 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
1199 * i386.cc (Target_i386::do_can_check_for_function_pointers):
1200 Rename from can_check_for_function_pointers, move in file.
1201 (Target_i386::can_icf_inline_merge_sections): Remove.
1202 (Target_i386::i386_info): Initialize
1203 can_icf_inline_merge_sections.
1204 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1205 Initialize can_icf_inline_merge_sections.
1206 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
1207 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
1208 Rename from can_check_for_function_pointers, move in file.
1209 (Target_x86_64::can_icf_inline_merge_sections): Remove.
1210 (Target_x86_64::x86_64_info): Initialize
1211 can_icf_inline_merge_sections.
1212 * testsuite/testfile.cc (Target_test::test_target_info):
1214 * icf.cc (get_section_contents): Correct formatting.
1216 2011-06-27 Ian Lance Taylor <iant@google.com>
1218 * symtab.cc (Symbol::versioned_name): New function.
1219 (Symbol_table::add_to_final_symtab): Use versioned_name when
1221 (Symbol_table::sized_write_symbol): Likewise.
1222 * symtab.h (class Symbol): Declare versioned_name.
1223 * stringpool.h (class Stringpool_template): Add variant of add
1224 which takes a std::basic_string.
1225 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
1226 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
1227 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
1228 (ver_test_12.o): New target.
1229 * testsuite/Makefile.in: Rebuild.
1231 2011-06-27 Doug Kwan <dougkwan@google.com>
1233 * arm.cc (Arm_relocate_functions::thm_jump8,
1234 Arm_relocate_functions::thm_jump11): Use a wider signed
1235 type to compute offset.
1236 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
1238 * testsuite/Makefile.in: Regenerate.
1239 * testsuite/arm_branch_in_range.sh: Check test results of
1240 arm_thm_jump11 and arm_thm_jump8.
1241 * testsuite/arm_thm_jump11.s: New test source file.
1242 * testsuite/arm_thm_jump11.t: New linker script.
1243 * testsuite/arm_thm_jump8.s: New test source file.
1244 * testsuite/arm_thm_jump8.t: New linker script.
1246 2011-06-24 Ian Lance Taylor <iant@google.com>
1248 * layout.cc: Include "object.h".
1249 (ctors_sections_in_init_array): New static variable.
1250 (Layout::is_ctors_in_init_array): New function.
1251 (Layout::layout): Add entry to ctors_sections_in_init_array if
1253 * layout.h (class Layout): Declare is_ctors_in_init_array.
1254 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1255 is_ctors_reverse_view is set.
1256 (Sized_relobj_file::write_sections): Add layout parameter. Change
1257 all callers. Set is_ctors_reverse_view field of View_size.
1258 (Sized_relobj_file::reverse_words): New function.
1259 * object.h (Sized_relobj_file::View_size): Add
1260 is_ctors_reverse_view field.
1261 (class Sized_relobj_file): Update declarations.
1262 * testsuite/initpri3.c: New test.
1263 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1265 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1266 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1267 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1268 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1269 * testsuite/Makefile.in: Rebuild.
1271 2011-06-24 Cary Coutant <ccoutant@google.com>
1273 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1274 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1275 (debug_msg_cdebug.err): New targets.
1276 * testsuite/Makefile.in: Regenerate.
1277 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1278 Fix checks for link with shared library.
1280 2011-06-24 Doug Kwan <dougkwan@google.com>
1282 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1283 skip empty text sections.
1284 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1286 2011-06-22 Ian Lance Taylor <iant@google.com>
1289 * options.h (class General_options): Add --ctors-in-init-array.
1290 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1291 friends as SHT_PROGBITS for merging sections.
1292 (Layout::layout): Remove special handling of .init_array and
1293 friends. Don't sort if doing relocatable link. Sort for .ctors
1294 and .dtors if ctors_in_init_array.
1295 (Layout::make_output_section): Force correct section types for
1296 .init_array and friends. Don't sort if doing relocatable link,
1297 Don't sort .ctors and .dtors if ctors_in_init_array.
1298 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1299 (Layout::output_section_name): Add relobj parameter. Change all
1300 callers. Handle .ctors. and .dtors. in code rather than table.
1301 Handle .ctors and .dtors if ctors_in_init_array.
1302 (Layout::match_file_name): New function, moved from output.cc.
1303 * layout.h (class Layout): Update declarations.
1304 * output.cc: Include "layout.h".
1305 (Input_section_sort_entry::get_priority): New function.
1306 (Input_section_sort_entry::match_file_name): Just call
1307 Layout::match_file_name.
1308 (Output_section::Input_section_sort_init_fini_compare::operator()):
1309 Handle .ctors and .dtors. Sort by explicit priority rather than
1311 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1312 * testsuite/initpri2.c: New test.
1313 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1314 (check_PROGRAMS): Add initpri2.
1315 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1316 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1317 * configure, testsuite/Makefile.in: Rebuild.
1319 2011-06-19 Ian Lance Taylor <iant@google.com>
1322 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1323 .interp section to a PT_INTERP segment even if we have seen a
1324 --dynamic-linker option. Don't do it if we have seen a PHDRS
1325 clause in a linker script.
1326 (Layout::finalize): Don't create a .interp section if we've
1327 already create a PT_INTERP segment.
1328 (Layout::create_interp): Always call choose_output_section (revert
1329 patch of 2011-06-17). Don't create PT_INTERP segment.
1330 * script-sections.cc
1331 (Script_sections::create_note_and_tls_segments): Add a .interp
1332 section to a PT_INTERP segment even if we have seen a
1333 --dynamic-linker option.
1335 2011-06-18 Ian Lance Taylor <iant@google.com>
1337 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1338 merely because a non-PT_LOAD segment has a dynamic reloc.
1340 2011-06-18 Ian Lance Taylor <iant@google.com>
1342 * layout.cc (Layout::finish_dynamic_section): Don't create
1343 DT_FLAGS entry if not needed.
1345 2011-06-18 Ian Lance Taylor <iant@google.com>
1348 * layout.cc (Layout::layout_eh_frame): Correct handling of
1349 writable .eh_frame section.
1351 2011-06-17 Ian Lance Taylor <iant@google.com>
1354 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1355 symbol is redefined with the exact same object and value.
1357 2011-06-17 Ian Lance Taylor <iant@google.com>
1360 * layout.h (class Layout): Add interp_segment_ field.
1361 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1362 (Layout::attach_allocated_section_to_segment): If making shared
1363 library, put .interp section in PT_INTERP segment.
1364 (Layout::finalize): Also call create_interp if -dynamic-linker
1366 (Layout::create_interp): Assert that there is no PT_INTERP
1367 segment. If not using a SECTIONS clause, use make_output_section.
1368 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1369 * script-sections.cc
1370 (Script_sections::create_note_and_tls_segments): If making shared
1371 library, put .interp section in PT_INTERP segment.
1373 2011-06-17 Ian Lance Taylor <iant@google.com>
1375 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1376 when making a shared library.
1378 2011-06-17 Ian Lance Taylor <iant@google.com>
1380 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1381 parameter. Change all callers. Don't issue warning about PC32
1382 against locally defined symbol.
1384 2011-06-16 Ian Lance Taylor <iant@google.com>
1386 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1387 occurs in same object.
1389 2011-06-14 Alan Modra <amodra@gmail.com>
1391 * po/POTFILES.in: Regenerate.
1393 2011-06-09 Ian Lance Taylor <iant@google.com>
1395 * script-sections.cc
1396 (Orphan_output_section::set_section_addresses): For a relocatable
1397 link set address to 0.
1399 2011-06-09 Cary Coutant <ccoutant@google.com>
1402 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1403 used with --compress-debug-sections.
1404 * gold/object.cc (Sized_relobj_file::do_layout): Report
1405 uncompressed size of compressed input sections.
1407 2011-06-08 Cary Coutant <ccoutant@google.com>
1410 * testsuite/two_file_test_2_v1.cc: Change initialization of
1411 v2 to keep it in .data.
1413 2011-06-07 Cary Coutant <ccoutant@google.com>
1415 * common.cc (Symbol_table::do_allocate_commons_list): Call
1417 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1418 (Errors::fallback): New function.
1419 (gold_fallback): New function.
1420 * errors.h (Errors::fallback): New function.
1421 * gold.cc (gold_exit): Change status parameter to enum; adjust
1423 (queue_initial_tasks): Call gold_fallback.
1424 * gold.h: Include cstdlib.
1425 (Exit_status): New enum type.
1426 (gold_exit): Change status parameter to enum.
1427 (gold_fallback): New function.
1428 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1429 (Layout::create_symtab_sections): Likewise.
1430 (Layout::create_shdrs): Likewise.
1431 * main.cc (main): Adjust call to gold_exit.
1432 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1433 (Output_data_got::add_got_entry_pair): Likewise.
1434 (Output_section::add_input_section): Likewise.
1435 (Output_section::add_output_section_data): Likewise.
1436 (Output_segment::set_section_list_addresses): Likewise.
1437 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1439 2011-06-07 Cary Coutant <ccoutant@google.com>
1441 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1442 for incremental links.
1443 * output.cc (Output_segment::set_section_list_addresses): Remove
1444 FIXME and test for TLS or BSS.
1446 2011-06-07 Cary Coutant <ccoutant@google.com>
1448 * testsuite/Makefile.am: Add incremental_copy_test,
1449 incremental_common_test_1.
1450 * testsuite/Makefile.in: Regenerate.
1451 * testsuite/common_test_1_v1.c: New source file.
1452 * testsuite/common_test_1_v2.c: New source file.
1453 * testsuite/copy_test_v1.cc: New source file.
1455 2011-06-07 Cary Coutant <ccoutant@google.com>
1457 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1458 update, allocate common from bss section's free list.
1459 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1460 linker-defined symbols.
1461 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1462 Skip GOT and PLT entries that are no longer referenced.
1463 (Output_section_incremental_inputs::write_info_blocks): Mark
1464 linker-defined symbols.
1465 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1466 * output.cc (Output_section::allocate): New function.
1467 * output.h (Output_section::allocate): New function.
1468 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1469 linker-defined symbols.
1470 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1471 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1472 (Symbol::init_base_output_data): Likewise.
1473 (Symbol::init_base_output_segment): Likewise.
1474 (Symbol::init_base_constant): Likewise.
1475 (Sized_symbol::init_output_data): Likewise.
1476 (Sized_symbol::init_output_segment): Likewise.
1477 (Sized_symbol::init_constant): Likewise.
1478 (Symbol_table::do_define_in_output_data): Likewise.
1479 (Symbol_table::do_define_in_output_segment): Likewise.
1480 (Symbol_table::do_define_as_constant): Likewise.
1481 * symtab.h (Symbol::is_predefined): New function.
1482 (Symbol::init_base_output_data): Add is_predefined parameter.
1483 (Symbol::init_base_output_segment): Likewise.
1484 (Symbol::init_base_constant): Likewise.
1485 (Symbol::is_predefined_): New data member.
1486 (Sized_symbol::init_output_data): Add is_predefined parameter.
1487 (Sized_symbol::init_output_segment): Likewise.
1488 (Sized_symbol::init_constant): Likewise.
1489 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1491 2011-06-07 Cary Coutant <ccoutant@google.com>
1493 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1494 instead of emit_copy_reloc.
1495 (Copy_relocs::emit_copy_reloc): Refactor.
1496 (Copy_relocs::make_copy_reloc): New function.
1497 (Copy_relocs::add_copy_reloc): Remove.
1498 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1500 (Copy_relocs::make_copy_reloc): New function.
1501 (Copy_relocs::add_copy_reloc): Remove.
1502 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1503 unchanged input files.
1504 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1505 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1506 Reserve BSS space for COPY relocations.
1507 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1508 (Output_section_incremental_inputs::write_info_blocks): Record
1509 whether a symbol is copied from a shared object.
1510 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1511 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1512 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1513 (Incremental_input_entry_reader::get_output_symbol_index): Add
1515 (Incremental_binary::emit_copy_relocs): New function.
1516 (Incremental_binary::do_emit_copy_relocs): New function.
1517 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1519 (Sized_incremental_binary::add_copy_reloc): New function.
1520 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1521 (Sized_incremental_binary::Copy_reloc): New struct.
1522 (Sized_incremental_binary::Copy_relocs): New typedef.
1523 (Sized_incremental_binary::copy_relocs_): New data member.
1524 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1525 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1526 * target.h (Sized_target::emit_copy_reloc): New function.
1527 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1529 2011-06-02 Cary Coutant <ccoutant@google.com>
1532 * gold/archive.cc (Archive::Archive): Initialize new data member.
1533 (Archive::include_all_members): Return if archive has already been
1535 * gold/archive.h (Archive::include_all_members_): New data member.
1537 2011-06-02 Nick Clifton <nickc@redhat.com>
1539 * dynobj.h: Fix spelling mistake in comment.
1540 * output.cc: Likewise.
1542 2011-05-31 Doug Kwan <dougkwan@google.com>
1546 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
1547 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1548 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1549 redundant arm_exidx_test.so.
1550 * testsuite/Makefile.in: Regenerate.
1551 (check_SCRIPTS): Add pr12826.sh
1552 (check_DATA): Add pr12826.stdout
1553 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1554 * testsuite/pr12826.sh: New file.
1555 * testsuite/pr12826_1.s: Ditto.
1556 * testsuite/pr12826_1.s: Ditto.
1558 2011-05-30 Ian Lance Taylor <iant@google.com>
1560 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1563 2011-05-29 Ian Lance Taylor <iant@google.com>
1566 * testsuite/Makefile.am: Use different file name for two_file_test
1567 temporary file for each incremental test.
1568 * testsuite/Makefile.in: Rebuild.
1570 2011-05-29 Ian Lance Taylor <iant@google.com>
1572 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1573 binary input file is empty.
1575 2011-05-27 Ian Lance Taylor <iant@google.com>
1577 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1578 (ver_test_9.so): Likewise.
1579 * testsuite/Makefile.in: Rebuild.
1581 2011-05-26 Cary Coutant <ccoutant@google.com>
1583 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1584 * incremental.cc (Incremental_inputs::report_input_section): Fix
1585 comment, indentation.
1586 (Incremental_inputs::report_comdat_group): New function.
1587 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1588 of data for incremental input file entry.
1589 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1590 group count, COMDAT group signatures.
1591 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1592 an unchanged input file.
1593 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1594 Initialize new data member.
1595 (Incremental_object_entry::add_comdat_group): New function.
1596 (Incremental_object_entry::get_comdat_group_count): New function.
1597 (Incremental_object_entry::get_comdat_signature_key): New function.
1598 (Incremental_object_entry::groups_): New data member.
1599 (Incremental_inputs::report_comdat_group): New function.
1600 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1601 data for incremental input file entry.
1602 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1603 (Incremental_input_entry_reader::get_input_section): Adjust size of
1604 data for incremental input file entry.
1605 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1606 (Incremental_input_entry_reader::get_comdat_group_signature): New
1608 * object.cc (Sized_relobj::include_section_group): Report kept
1609 COMDAT groups for incremental links.
1611 2011-05-24 David Meyer <pdox@google.com>
1613 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1614 with name parameter. Add found_name parameter.
1615 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1616 * dirsearch.h (class Dirsearch): Update declaration.
1618 2011-05-24 Ian Lance Taylor <iant@google.com>
1620 * archive.cc (Library_base::should_include_member): Pull in object
1621 from archive if it defines the entry symbol.
1622 * parameters.cc (Parameters::entry): New function.
1623 * parameters.h (class Parameters): Declare entry.
1624 * output.h (class Output_file_header): Remove entry_ field.
1625 * output.cc (Output_file_header::Output_file_header): Remove entry
1626 parameter. Change all callers.
1627 (Output_file_header::entry): Use parameters->entry.
1628 * gold.cc (queue_middle_tasks): Likewise.
1629 * plugin.cc (Plugin_hook::run): Likewise.
1631 2011-05-24 Cary Coutant <ccoutant@google.com>
1633 * gold.cc (queue_initial_tasks): Pass incremental base filename
1634 to Output_file::open_base_file; don't print error message.
1635 * incremental-dump.cc (main): Adjust call to
1636 Output_file::open_for_modification.
1637 * incremental-dump.cc (main): Likewise.
1638 * incremental.cc (Incremental_inputs::report_command_line):
1639 Ignore --incremental-base option when comparing command lines.
1640 Ignore parameter when given as separate argument.
1641 * options.h (class General_options): Add --incremental-base.
1642 * output.cc (Output_file::Output_file):
1643 (Output_file::open_base_file): Add base_name and writable parameters;
1644 read base file into new file; print error message here.
1645 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1647 * output.h (Output_file::open_for_modification): Rename to...
1648 (Output_file::open_base_file): ...this; add base_name and
1649 writable parameters; adjust all callers.
1650 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1652 * testsuite/Makefile.am (incremental_test_4): Test
1654 * testsuite/Makefile.in: Regenerate.
1656 2011-05-24 Cary Coutant <ccoutant@google.com>
1658 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1660 * testsuite/Makefile.in: Regenerate.
1661 * testsuite/two_file_test_1_v1.cc: New test source file.
1662 * testsuite/two_file_test_1b_v1.cc: New test source file.
1663 * testsuite/two_file_test_2_v1.cc: New test source file.
1665 2011-05-24 Cary Coutant <ccoutant@google.com>
1667 * dynobj.h (Dynobj::do_dynobj): New function.
1668 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1669 flag and soname for shared objects.
1670 * incremental.cc (Incremental_inputs::report_object): Make
1671 either Incremental_object_entry or Incremental_dynobj_entry; add
1672 soname to string table.
1673 (Incremental_inputs::report_input_section): Add assertion.
1674 (Output_section_incremental_inputs::set_final_data_size): Adjust
1675 type of input file entry for shared libraries; adjust size of
1676 shared library info entry.
1677 (Output_section_incremental_inputs::write_input_files): Write
1678 as_needed flag for shared libraries.
1679 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1680 of input file entry for shared libraries; write soname.
1681 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1682 soname from incremental info.
1683 * incremental.h (enum Incremental_input_flags): Add
1684 INCREMENTAL_INPUT_AS_NEEDED.
1685 (Incremental_input_entry::Incremental_input_entry): Initialize new
1687 (Incremental_input_entry::set_as_needed): New function.
1688 (Incremental_input_entry::as_needed): New function.
1689 (Incremental_input_entry::do_dynobj_entry): New function.
1690 (Incremental_input_entry::as_needed_): New data member.
1691 (Incremental_object_entry::Incremental_object_entry): Don't check
1693 (Incremental_object_entry::do_type): Likewise.
1694 (class Incremental_dynobj_entry): New class.
1695 (Incremental_input_entry_reader::as_needed): New function.
1696 (Incremental_input_entry_reader::get_soname): New function.
1697 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1698 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1699 size of shared library info entry.
1700 * layout.cc (Layout::finish_dynamic_section): Don't test for
1701 incremental link when adding DT_NEEDED entries.
1702 * object.h (Object::Object): Initialize new data member.
1703 (Object::dynobj): New function.
1704 (Object::set_as_needed): New function.
1705 (Object::as_needed): New function.
1706 (Object::do_dynobj): New function.
1707 (Object::as_needed_): New data member.
1709 2011-05-24 Cary Coutant <ccoutant@google.com>
1711 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1712 info; adjust display of GOT entries.
1713 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1714 vector of input objects; remove file_status_.
1715 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1716 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1717 got_plt reader; call target hooks to reserve GOT entries.
1718 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1719 of input file info header and GOT info entry.
1720 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1722 (Got_plt_view_info::got_descriptor): Remove.
1723 (Got_plt_view_info::sym_index): New data member.
1724 (Got_plt_view_info::input_index): New data member.
1725 (Local_got_offset_visitor::visit): Write input file index.
1726 (Global_got_offset_visitor::visit): Write 0 for input file index.
1727 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1728 with sym_index and input_index.
1729 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1730 incremental info GOT entry; replace got_descriptor with input_index.
1731 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1732 map from input file index to object.
1733 (Sized_relobj_incr::do_layout): Replace direct data member reference
1734 with accessor function.
1735 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1736 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1737 Adjust size of input file info header.
1738 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1739 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1740 (Incremental_input_entry_reader::get_input_section): Adjust size of
1741 input file info header.
1742 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1743 of incremental info GOT entry.
1744 (Incremental_got_plt_reader::get_got_desc): Remove.
1745 (Incremental_got_plt_reader::get_got_symndx): New function.
1746 (Incremental_got_plt_reader::get_got_input_index): New function.
1747 (Sized_incremental_binary::Sized_incremental_binary): Remove
1748 file_status_; add input_objects_.
1749 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1750 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1751 (Sized_incremental_binary::file_is_unchanged): Remove.
1752 (Sized_incremental_binary::set_input_object): New function.
1753 (Sized_incremental_binary::input_object): New function.
1754 (Sized_incremental_binary::file_status_): Remove.
1755 (Sized_incremental_binary::input_objects_): New data member.
1756 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1758 (Sized_relobj_incr::invalid_address): Move to base class.
1759 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1761 (Sized_relobj_incr::do_output_section_offset): Likewise.
1762 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1763 (Sized_relobj_incr::section_offsets_): Likewise.
1764 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1766 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1767 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1768 with accessor function.
1769 (Sized_relobj_file::do_layout): Likewise.
1770 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1771 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1772 (Sized_relobj_file::compute_final_local_value): Replace refs to
1773 section_offsets_ with accessor function.
1774 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1775 * object.h (Relobj::Relobj): Initialize new data members.
1776 (Relobj::add_dyn_reloc): New function.
1777 (Relobj::first_dyn_reloc): New function.
1778 (Relobj::dyn_reloc_count): New function.
1779 (Relobj::first_dyn_reloc_): New data member.
1780 (Relobj::dyn_reloc_count_): New data member.
1781 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1783 (Sized_relobj::Address): New typedef.
1784 (Sized_relobj::invalid_address): Move here from child class.
1785 (Sized_relobj::Sized_relobj): Initialize new data members.
1786 (Sized_relobj::sized_relobj): New function.
1787 (Sized_relobj::is_output_section_offset_invalid): Move here from
1789 (Sized_relobj::get_output_section_offset): Likewise.
1790 (Sized_relobj::local_has_got_offset): Likewise.
1791 (Sized_relobj::local_got_offset): Likewise.
1792 (Sized_relobj::set_local_got_offset): Likewise.
1793 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1794 (Sized_relobj::clear_got_offsets): New function.
1795 (Sized_relobj::section_offsets): Move here from child class.
1796 (Sized_relobj::do_output_section_offset): Likewise.
1797 (Sized_relobj::do_set_section_offset): Likewise.
1798 (Sized_relobj::Local_got_offsets): Likewise.
1799 (Sized_relobj::local_got_offsets_): Likewise.
1800 (Sized_relobj::section_offsets_): Likewise.
1801 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1803 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1805 (Sized_relobj_file::sized_relobj): New function
1806 (Sized_relobj_file::local_has_got_offset): Move to base class.
1807 (Sized_relobj_file::local_got_offset): Likewise.
1808 (Sized_relobj_file::set_local_got_offset): Likewise.
1809 (Sized_relobj_file::get_output_section_offset): Likewise.
1810 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1811 (Sized_relobj_file::do_output_section_offset): Likewise.
1812 (Sized_relobj_file::do_set_section_offset): Likewise.
1813 (Sized_relobj_file::Local_got_offsets): Likewise.
1814 (Sized_relobj_file::local_got_offsets_): Likewise.
1815 (Sized_relobj_file::section_offsets_): Likewise.
1816 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1818 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1819 (Output_reloc::get_symbol_index): Likewise.
1820 (Output_reloc::local_section_offset): Likewise.
1821 (Output_reloc::get_address): Likewise.
1822 (Output_reloc::symbol_value): Likewise.
1823 (Output_data_got::reserve_slot): Move to class definition.
1824 (Output_data_got::reserve_local): New function.
1825 (Output_data_got::reserve_slot_for_global): Remove.
1826 (Output_data_got::reserve_global): New function.
1827 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1828 (all constructors, two instantiations).
1829 (Output_reloc::get_relobj): New function (two instantiations).
1830 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1831 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1832 (Output_data_reloc::add_global): Adjust type of relobj.
1833 (Output_data_reloc::add_global_relative): Likewise.
1834 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1835 (Output_data_reloc::add_local): Likewise.
1836 (Output_data_reloc::add_local_relative): Likewise.
1837 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1838 (Output_data_reloc::add_local_section): Likewise.
1839 (Output_data_reloc::add_output_section): Likewise.
1840 (Output_data_reloc::add_absolute): Likewise.
1841 (Output_data_reloc::add_target_specific): Likewise.
1842 (Output_data_got::reserve_slot): Move definition here.
1843 (Output_data_got::reserve_local): New function.
1844 (Output_data_got::reserve_global): New function.
1845 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1846 section_offsets_ with accessor function.
1847 (Sized_relobj_file::write_sections): Likewise.
1848 (Sized_relobj_file::do_relocate_sections): Likewise.
1849 * target.h (Sized_target::reserve_local_got_entry): New function.
1850 (Sized_target::reserve_global_got_entry): New function.
1851 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1852 (Target_x86_64::reserve_global_got_entry): New function.
1853 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1855 2011-05-23 Cary Coutant <ccoutant@google.com>
1857 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1858 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1859 bit when checking got_type.
1860 * incremental.cc (Sized_incremental_binary::setup_readers):
1861 Store symbol table and string table locations; initialize bit vector
1862 of file status flags.
1863 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1865 (Sized_incremental_binary::do_process_got_plt): New function.
1866 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1867 (Output_section_incremental_inputs::set_final_data_size): Record
1868 file index for each input file.
1869 (Output_section_incremental_inputs::write_got_plt): Store file index
1870 instead of input entry offset for each GOT entry.
1872 (Incremental_input_entry::Incremental_input_entry): Initialize new
1874 (Incremental_input_entry::set_offset): Store file index.
1875 (Incremental_input_entry::get_file_index): New function.
1876 (Incremental_input_entry::file_index_): New data member.
1877 (Incremental_binary::process_got_plt): New function.
1878 (Incremental_binary::do_process_got_plt): New function.
1879 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1881 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1882 (Sized_incremental_binary::set_file_is_unchanged): New function.
1883 (Sized_incremental_binary::file_is_unchanged): New function.
1884 (Sized_incremental_binary::do_process_got_plt): New function.
1885 (Sized_incremental_binary::file_status_): New data member.
1886 (Sized_incremental_binary::main_symtab_loc_): New data member.
1887 (Sized_incremental_binary::main_strtab_loc_): New data member.
1888 * output.cc (Output_data_got::Got_entry::write): Add case
1890 (Output_data_got::add_global): Call add_got_entry.
1891 (Output_data_got::add_global_plt): Likewise.
1892 (Output_data_got::add_global_with_rel): Likewise.
1893 (Output_data_got::add_global_with_rela): Likewise.
1894 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1895 (Output_data_got::add_global_pair_with_rela): Likewise.
1896 (Output_data_got::add_local): Call add_got_entry.
1897 (Output_data_got::add_local_plt): Likewise.
1898 (Output_data_got::add_local_with_rel): Likewise.
1899 (Output_data_got::add_local_with_rela): Likewise.
1900 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1901 (Output_data_got::add_local_pair_with_rela): Likewise.
1902 (Output_data_got::reserve_slot): New function.
1903 (Output_data_got::reserve_slot_for_global): New function.
1904 (Output_data_got::add_got_entry): New function.
1905 (Output_data_got::add_got_entry_pair): New function.
1906 (Output_section::add_output_section_data): Edit FIXME.
1908 (Output_section_data_build::Output_section_data_build): New
1909 constructor with size parameter.
1910 (Output_data_space::Output_data_space): Likewise.
1911 (Output_data_got::Output_data_got): Initialize new data member; new
1912 constructor with size parameter.
1913 (Output_data_got::add_constant): Call add_got_entry.
1914 (Output_data_got::reserve_slot): New function.
1915 (Output_data_got::reserve_slot_for_global): New function.
1916 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1917 (Output_data_got::add_got_entry): New function.
1918 (Output_data_got::add_got_entry_pair): New function.
1919 (Output_data_got::free_list_): New data member.
1920 * target.h (Sized_target::init_got_plt_for_update): New function.
1921 (Sized_target::register_global_plt_entry): New function.
1922 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1923 Initialize new data member; call init; add constructor with PLT count.
1924 (Output_data_plt_x86_64::init): New function.
1925 (Output_data_plt_x86_64::add_relocation): New function.
1926 (Output_data_plt_x86_64::reserve_slot): New function.
1927 (Output_data_plt_x86_64::free_list_): New data member.
1928 (Target_x86_64::init_got_plt_for_update): New function.
1929 (Target_x86_64::register_global_plt_entry): New function.
1930 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1931 incremental updates.
1932 (Output_data_plt_x86_64::add_relocation): New function.
1933 * testsuite/object_unittest.cc (Object_test): Set default options.
1935 2011-05-16 Ian Lance Taylor <iant@google.com>
1937 * options.h (class General_options): Make -i a synonym for -r.
1939 2011-05-16 Ian Lance Taylor <iant@google.com>
1941 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1943 2011-05-10 Cary Coutant <ccoutant@google.com>
1945 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1948 2011-05-06 Ian Lance Taylor <iant@google.com>
1950 * layout.cc (Layout::layout): If the output section flags change,
1951 update the ordering.
1953 2011-04-25 Cary Coutant <ccoutant@google.com>
1955 * incremental-dump.cc (dump_incremental_inputs): Print local
1956 symbol info for each input file.
1958 (Output_section_incremental_inputs::set_final_data_size): Add local
1959 symbol info to input file entries in incremental info.
1960 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1961 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1962 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1963 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1965 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1966 (Sized_incr_relobj::do_relocate): Write the local symbols.
1967 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1968 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1969 Adjust size of input file header.
1970 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1971 (Incremental_inputs_reader::get_local_symbol_count): New function.
1972 (Incremental_inputs_reader::get_input_section): Adjust size of input
1974 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1975 (Sized_incr_relobj::This): New typedef.
1976 (Sized_incr_relobj::sym_size): New const data member.
1977 (Sized_incr_relobj::Local_symbol): New struct.
1978 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1979 (Sized_incr_relobj::do_local_symbol_offset): New function.
1980 (Sized_incr_relobj::local_symbol_count_): New data member.
1981 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1982 (Sized_incr_relobj::local_symbol_index_): New data member.
1983 (Sized_incr_relobj::local_symbol_offset_): New data member.
1984 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1985 (Sized_incr_relobj::local_symbols_): New data member.
1986 * object.h (Relobj::output_local_symbol_count): New function.
1987 (Relobj::local_symbol_offset): New function.
1988 (Relobj::do_output_local_symbol_count): New function.
1989 (Relobj::do_local_symbol_offset): New function.
1990 (Sized_relobj::do_output_local_symbol_count): New function.
1991 (Sized_relobj::do_local_symbol_offset): New function.
1993 2011-04-22 Vladimir Simonov <sv@sw.ru>
1995 * descriptors.cc (set_close_on_exec): New function.
1996 (Descriptors::open): Use set_close_on_exec.
1997 * output.cc (S_ISLNK): Define if not defined.
1999 2011-04-22 Cary Coutant <ccoutant@google.com>
2001 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
2003 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2004 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
2005 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
2007 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
2008 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
2009 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
2011 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
2013 (Incremental_binary::apply_incremental_relocs): New function.
2014 (Incremental_binary::do_apply_incremental_relocs): New function.
2015 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
2017 (Sized_incremental_binary::add_global_symbol): New function.
2018 (Sized_incremental_binary::global_symbol): New function.
2019 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2020 (Sized_incremental_binary::symbol_map_): New data member.
2021 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
2022 * target.h (Sized_target::apply_relocation): New function.
2023 * target-reloc.h (apply_relocation): New function.
2024 * x86_64.cc (Target_x86_64::apply_relocation): New function.
2026 2011-04-22 Doug Kwan <dougkwan@google.com>
2028 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
2029 flag of a SHT_ARM_EXIDX section.
2030 * testsuite/Makefile.am (arm_exidx_test): New test rules.
2031 * testsuite/Makefile.in: Regenerate.
2032 * testsuite/arm_exidx_test.s: New file.
2033 * testsuite/arm_exidx_test.sh: Same.
2035 2011-04-20 Cary Coutant <ccoutant@google.com>
2038 * archive.h (Incremental_archive_entry::Archive_member):
2039 Initialize arg_serial_ (second constructor).
2041 2011-04-17 Ian Lance Taylor <iant@google.com>
2043 * object.cc (Relocate_info::location): Simplify location string.
2044 * errors.cc (Errors::error_at_location): Don't print program
2046 (Errors::warning_at_location): Likewise.
2047 (Errors::undefined_symbol): Likewise.
2048 * testsuite/debug_msg.sh: Update accordingly.
2050 2011-04-14 Cary Coutant <ccoutant@google.com>
2052 * gold/layout.cc (Layout::symtab_section_offset): New function.
2053 * gold/layout.h (Layout::symtab_section_offset): New function.
2054 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
2056 2011-04-12 Ian Lance Taylor <iant@google.com>
2058 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
2059 with MREMAP_MAYMOVE.
2060 * output.h (class Output_file): Add map_is_allocated_ field.
2061 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
2062 not available, provide stubs. If mremap is not available, #define
2064 (MREMAP_MAYMOVE): Define if not defined.
2065 (Output_file::Output_file): Initialize map_is_allocated_.
2066 (Output_file::resize): Check map_is_allocated_.
2067 (Output_file::map_anonymous): If mmap fails, use malloc.
2068 (Output_file::unmap): Don't do anything for an anonymous map.
2069 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
2070 is not available, provide stubs.
2071 (File_read::View::~View): Use free rather than delete[].
2072 (File_read::make_view): Use malloc rather than new[]. If mmap
2074 (File_read::find_or_make_view): Use malloc rather than new[].
2075 * gold.h: Remove HAVE_REMAP code.
2076 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
2077 exists. Rename mremap to gold_mremap. If mmap is not available
2079 * configure, config.in: Rebuild.
2081 2011-04-11 Ian Lance Taylor <iant@google.com>
2083 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
2084 initialize local variable v.
2086 2011-04-11 Cary Coutant <ccoutant@google.com>
2088 * archive.cc (Archive::include_member): Adjust call to
2090 (Add_archive_symbols::run): Track argument serial numbers.
2091 (Lib_group::include_member): Likewise.
2092 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
2093 * archive.h (Incremental_archive_entry::Archive_member):
2094 Initialize arg_serial_.
2095 (Archive_member::arg_serial_): New data member.
2096 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
2097 (Sized_dynobj::do_add_symbols): Track symbols when doing an
2099 (Sized_dynobj::do_for_all_local_got_entries): New function.
2100 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
2102 * fileread.cc (get_mtime): New function.
2103 * fileread.h (get_mtime): New function.
2104 * gold.cc (queue_initial_tasks): Check for incremental update.
2105 (process_incremental_input): New function.
2106 (queue_middle_tasks): Don't force valid target for incremental
2108 * incremental-dump.cc (find_input_containing_global): Adjust
2109 size of symbol info entry.
2110 (dump_incremental_inputs): Dump argument serial number and
2111 in_system_directory flag; bias shndx by 1; print symbol names
2112 when dumping per-file symbol lists; use new symbol info readers.
2114 (Output_section_incremental_inputs:update_data_size): New function.
2115 (Sized_incremental_binary::setup_readers): Setup input readers
2116 for each input file; build maps for files added from libraries
2118 (Sized_incremental_binary::check_input_args): New function.
2119 (Sized_incremental_binary::do_check_inputs): Build map of argument
2120 serial numbers to input arguments.
2121 (Sized_incremental_binary::do_file_has_changed): Rename
2122 do_file_is_unchanged to this; compare file modification times.
2123 (Sized_incremental_binary::do_init_layout): New function.
2124 (Sized_incremental_binary::do_reserve_layout): New function.
2125 (Sized_incremental_binary::do_get_input_reader): Remove.
2126 (Sized_incremental_binary::get_symtab_view): New function.
2127 (Incremental_checker::can_incrementally_link_output_file): Remove.
2128 (Incremental_inputs::report_command_line): Exclude --debug options.
2129 (Incremental_inputs::report_archive_begin): Add parameter; track
2130 argument serial numbers; don't put input file entry for archive
2131 before archive members.
2132 (Incremental_inputs::report_archive_end): Put input file entry
2133 for archive after archive members.
2134 (Incremental_inputs::report_object): Add parameter; track argument
2135 serial numbers and in_system_directory flag.
2136 (Incremental_inputs::report_script): Add parameter; track argument
2138 (Output_section_incremental_inputs::set_final_data_size): Adjust
2139 size of symbol info entry; check for forwarding symbols.
2140 (Output_section_incremental_inputs::write_input_files): Write
2141 in_system_directory flag and argument serial number.
2142 (Output_section_incremental_inputs::write_info_blocks): Map section
2143 indices between incremental info and original input file; store
2144 input section index for each symbol.
2145 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
2146 change operator() to visit().
2147 (class Global_got_offset_visitor): Likewise.
2148 (class Global_symbol_visitor_got_plt):
2149 (Output_section_incremental_inputs::write_got_plt): Use new visitor
2151 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
2152 (Sized_incr_relobj::do_read_symbols): New function.
2153 (Sized_incr_relobj::do_layout): New function.
2154 (Sized_incr_relobj::do_layout_deferred_sections): New function.
2155 (Sized_incr_relobj::do_add_symbols): New function.
2156 (Sized_incr_relobj::do_should_include_member): New function.
2157 (Sized_incr_relobj::do_for_all_global_symbols): New function.
2158 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
2159 (Sized_incr_relobj::do_section_size): New function.
2160 (Sized_incr_relobj::do_section_name): New function.
2161 (Sized_incr_relobj::do_section_contents): New function.
2162 (Sized_incr_relobj::do_section_flags): New function.
2163 (Sized_incr_relobj::do_section_entsize): New function.
2164 (Sized_incr_relobj::do_section_address): New function.
2165 (Sized_incr_relobj::do_section_type): New function.
2166 (Sized_incr_relobj::do_section_link): New function.
2167 (Sized_incr_relobj::do_section_info): New function.
2168 (Sized_incr_relobj::do_section_addralign): New function.
2169 (Sized_incr_relobj::do_initialize_xindex): New function.
2170 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
2171 (Sized_incr_relobj::do_read_relocs): New function.
2172 (Sized_incr_relobj::do_gc_process_relocs): New function.
2173 (Sized_incr_relobj::do_scan_relocs): New function.
2174 (Sized_incr_relobj::do_count_local_symbols): New function.
2175 (Sized_incr_relobj::do_finalize_local_symbols): New function.
2176 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
2177 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
2178 (Sized_incr_relobj::do_relocate): New function.
2179 (Sized_incr_relobj::do_set_section_offset): New function.
2180 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
2181 (Sized_incr_dynobj::do_read_symbols): New function.
2182 (Sized_incr_dynobj::do_layout): New function.
2183 (Sized_incr_dynobj::do_add_symbols): New function.
2184 (Sized_incr_dynobj::do_should_include_member): New function.
2185 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
2186 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
2187 (Sized_incr_dynobj::do_section_size): New function.
2188 (Sized_incr_dynobj::do_section_name): New function.
2189 (Sized_incr_dynobj::do_section_contents): New function.
2190 (Sized_incr_dynobj::do_section_flags): New function.
2191 (Sized_incr_dynobj::do_section_entsize): New function.
2192 (Sized_incr_dynobj::do_section_address): New function.
2193 (Sized_incr_dynobj::do_section_type): New function.
2194 (Sized_incr_dynobj::do_section_link): New function.
2195 (Sized_incr_dynobj::do_section_info): New function.
2196 (Sized_incr_dynobj::do_section_addralign): New function.
2197 (Sized_incr_dynobj::do_initialize_xindex): New function.
2198 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
2199 (make_sized_incremental_object): New function.
2200 (Incremental_library::copy_unused_symbols): New function.
2201 (Incremental_library::do_for_all_unused_symbols): New function.
2202 * incremental.h (enum Incremental_input_flags): New type.
2203 (class Incremental_checker): Remove.
2204 (Incremental_input_entry::Incremental_input_entry): Add argument
2206 (Incremental_input_entry::arg_serial): New function.
2207 (Incremental_input_entry::set_is_in_system_directory): New function.
2208 (Incremental_input_entry::is_in_system_directory): New function.
2209 (Incremental_input_entry::arg_serial_): New data member.
2210 (Incremental_input_entry::is_in_system_directory_): New data member.
2211 (class Script_info): Move here from script.h.
2212 (Script_info::Script_info): Add filename parameter.
2213 (Script_info::filename): New function.
2214 (Script_info::filename_): New data member.
2215 (Incremental_script_entry::Incremental_script_entry): Add argument
2217 (Incremental_object_entry::Incremental_object_entry): Likewise.
2218 (Incremental_object_entry::add_input_section): Build list of input
2219 sections with map to original shndx.
2220 (Incremental_object_entry::get_input_section_index): New function.
2221 (Incremental_object_entry::shndx_): New data member.
2222 (Incremental_object_entry::name_key_): Rename; adjust all refs.
2223 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
2224 (Incremental_archive_entry::Incremental_archive_entry): Add argument
2226 (Incremental_inputs::report_archive_begin): Likewise.
2227 (Incremental_inputs::report_object): Likewise.
2228 (Incremental_inputs::report_script): Likewise.
2229 (class Incremental_global_symbol_reader): New class.
2230 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
2231 and store flags and input file type.
2232 (Incremental_input_entry_reader::arg_serial): New function.
2233 (Incremental_input_entry_reader::type): Extract type from flags.
2234 (Incremental_input_entry_reader::is_in_system_directory): New function.
2235 (Incremental_input_entry_reader::get_input_section_count): Call
2236 accessor function for type.
2237 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
2238 function for type; adjust size of global symbol entry.
2239 (Incremental_input_entry_reader::get_global_symbol_count): Call
2240 accessor function for type.
2241 (Incremental_input_entry_reader::get_object_count): Likewise.
2242 (Incremental_input_entry_reader::get_object_offset): Likewise.
2243 (Incremental_input_entry_reader::get_member_count): Likewise.
2244 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
2245 (Incremental_input_entry_reader::get_member_offset): Likewise.
2246 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
2247 (Incremental_input_entry_reader::Global_symbol_info): Remove.
2248 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
2249 (Incremental_input_entry_reader::get_global_symbol_reader): New
2251 (Incremental_input_entry_reader::get_output_symbol_index): New
2253 (Incremental_input_entry_reader::type_): Remove.
2254 (Incremental_input_entry_reader::flags_): New data member.
2255 (Incremental_inputs_reader::input_file_offset): New function.
2256 (Incremental_inputs_reader::input_file_index): New function.
2257 (Incremental_inputs_reader::input_file): Call input_file_offset.
2258 (Incremental_inputs_reader::input_file_at_offset): New function.
2259 (Incremental_relocs_reader::get_r_type): Reformat.
2260 (Incremental_relocs_reader::get_r_shndx): Reformat.
2261 (Incremental_relocs_reader::get_r_offset): Reformat.
2262 (Incremental_relocs_reader::data): New function.
2263 (Incremental_binary::Incremental_binary): Initialize new data members.
2264 (Incremental_binary::check_inputs): Add cmdline parameter.
2265 (Incremental_binary::file_is_unchanged): Remove.
2266 (Input_reader::arg_serial): New function.
2267 (Input_reader::get_unused_symbol_count): New function.
2268 (Input_reader::get_unused_symbol): New function.
2269 (Input_reader::do_arg_serial): New function.
2270 (Input_reader::do_get_unused_symbol_count): New function.
2271 (Input_reader::do_get_unused_symbol): New function.
2272 (Incremental_binary::input_file_count): New function.
2273 (Incremental_binary::get_input_reader): Change signature to use
2274 index instead of filename.
2275 (Incremental_binary::file_has_changed): New function.
2276 (Incremental_binary::get_input_argument): New function.
2277 (Incremental_binary::get_library): New function.
2278 (Incremental_binary::get_script_info): New function.
2279 (Incremental_binary::init_layout): New function.
2280 (Incremental_binary::reserve_layout): New function.
2281 (Incremental_binary::output_file): New function.
2282 (Incremental_binary::do_check_inputs): New function.
2283 (Incremental_binary::do_file_is_unchanged): Remove.
2284 (Incremental_binary::do_file_has_changed): New function.
2285 (Incremental_binary::do_init_layout): New function.
2286 (Incremental_binary::do_reserve_layout): New function.
2287 (Incremental_binary::do_input_file_count): New function.
2288 (Incremental_binary::do_get_input_reader): Change signature.
2289 (Incremental_binary::input_args_map_): New data member.
2290 (Incremental_binary::library_map_): New data member.
2291 (Incremental_binary::script_map_): New data member.
2292 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2294 (Sized_incremental_binary::output_section): New function.
2295 (Sized_incremental_binary::inputs_reader): Add const.
2296 (Sized_incremental_binary::symtab_reader): Add const.
2297 (Sized_incremental_binary::relocs_reader): Add const.
2298 (Sized_incremental_binary::got_plt_reader): Add const.
2299 (Sized_incremental_binary::get_symtab_view): New function.
2300 (Sized_incremental_binary::Inputs_reader): New typedef.
2301 (Sized_incremental_binary::Input_entry_reader): New typedef.
2302 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2303 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2304 (Sized_incremental_binary::do_file_has_changed): New function.
2305 (Sized_incremental_binary::do_init_layout): New function.
2306 (Sized_incremental_binary::do_reserve_layout): New function.
2307 (Sized_input_reader::Inputs_reader): Remove.
2308 (Sized_input_reader::Input_entry_reader): Remove.
2309 (Sized_input_reader::do_arg_serial): New function.
2310 (Sized_input_reader::do_get_unused_symbol_count): New function.
2311 (Sized_input_reader::do_get_unused_symbol): New function.
2312 (Sized_incremental_binary::do_input_file_count): New function.
2313 (Sized_incremental_binary::do_get_input_reader): Change signature;
2314 use index instead of filename.
2315 (Sized_incremental_binary::section_map_): New data member.
2316 (Sized_incremental_binary::input_entry_readers_): New data member.
2317 (class Sized_incr_relobj): New class.
2318 (class Sized_incr_dynobj): New class.
2319 (make_sized_incremental_object): New function.
2320 (class Incremental_library): New class.
2321 * layout.cc (Free_list::num_lists): New static data member.
2322 (Free_list::num_nodes): New static data member.
2323 (Free_list::num_removes): New static data member.
2324 (Free_list::num_remove_visits): New static data member.
2325 (Free_list::num_allocates): New static data member.
2326 (Free_list::num_allocate_visits): New static data member.
2327 (Free_list::init): New function.
2328 (Free_list::remove): New function.
2329 (Free_list::allocate): New function.
2330 (Free_list::dump): New function.
2331 (Free_list::print_stats): New function.
2332 (Layout_task_runner::run): Resize output file for incremental updates.
2333 (Layout::Layout): Initialize new data members.
2334 (Layout::set_incremental_base): New function.
2335 (Layout::init_fixed_output_section): New function.
2336 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2337 incremental updates.
2338 (Layout::create_gold_note): Do not create gold note section for
2339 incremental updates.
2340 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2341 for incremental updates.
2342 (Layout::set_section_offsets): For incremental updates, allocate space
2344 (Layout::create_symtab_sections): Layout with offsets relative to
2345 start of section; for incremental updates, allocate space from free
2347 (Layout::create_shdrs): For incremental updates, allocate space from
2349 (Layout::finish_dynamic_section): For incremental updates, do not
2350 check --as-needed (fixed in subsequent patch).
2351 * layout.h (class Free_list): New class.
2352 (Layout::set_incremental_base): New function.
2353 (Layout::incremental_base): New function.
2354 (Layout::init_fixed_output_section): New function.
2355 (Layout::allocate): New function.
2356 (Layout::incremental_base_): New data member.
2357 (Layout::free_list_): New data member.
2358 * main.cc (main): Print Free_list statistics.
2359 * object.cc (Relobj::finalize_incremental_relocs): Add
2360 clear_counts parameter; clear counts only when clear_counts is set.
2361 (Sized_relobj::Sized_relobj): Initialize new base class.
2362 (Sized_relobj::do_layout): Don't report special sections.
2363 (Sized_relobj::do_for_all_local_got_entries): New function.
2364 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2365 symtab_off to all symbol table offsets.
2366 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2367 * object.h (class Got_offset_list): Move to top of file.
2368 (Object::Object): Allow case where input_file == NULL.
2369 (Object::~Object): Likewise.
2370 (Object::input_file): Assert that input_file != NULL.
2371 (Object::lock): Allow case where input_file == NULL.
2372 (Object::unlock): Likewise.
2373 (Object::is_locked): Likewise.
2374 (Object::token): Likewise.
2375 (Object::release): Likewise.
2376 (Object::is_incremental): New function.
2377 (Object::get_mtime): New function.
2378 (Object::for_all_local_got_entries): New function.
2379 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2380 (Object::set_is_in_system_directory): New function.
2381 (Object::is_in_system_directory): New function.
2382 (Object::do_is_incremental): New function.
2383 (Object::do_get_mtime): New function.
2384 (Object::do_for_all_local_got_entries): New function.
2385 (Object::is_in_system_directory_): New data member.
2386 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2387 (class Sized_relobj_base): New class.
2388 (class Sized_relobj): Derive from Sized_relobj_base.
2389 (class Sized_relobj::Symbols): Redeclare from base class.
2390 (class Sized_relobj::local_got_offset_list): Remove.
2391 (class Sized_relobj::Output_sections): Redeclare from base class.
2392 (class Sized_relobj::do_for_all_local_got_entries): New function.
2393 (class Sized_relobj::write_local_symbols): Add offset parameter.
2394 (class Sized_relobj::local_symbol_offset_): Update comment.
2395 (class Sized_relobj::local_dynsym_offset_): Update comment.
2396 * options.cc (Input_arguments::add_file): Remove const.
2397 * options.h (Input_file_argument::Input_file_argument):
2398 Initialize arg_serial_ (all constructors).
2399 (Input_file_argument::set_arg_serial): New function.
2400 (Input_file_argument::arg_serial): New function.
2401 (Input_file_argument::arg_serial_): New data member.
2402 (Input_arguments::Input_arguments): Initialize file_count_.
2403 (Input_arguments::add_file): Remove const.
2404 (Input_arguments::number_of_input_files): New function.
2405 (Input_arguments::file_count_): New data member.
2406 (Command_line::number_of_input_files): Call
2407 Input_arguments::number_of_input_files.
2408 * output.cc (Output_segment_headers::Output_segment_headers):
2410 (Output_section::Input_section::current_data_size): New function.
2411 (Output_section::Output_section): Initialize new data members.
2412 (Output_section::add_input_section): Don't do merge sections for
2413 an incremental link; allocate space from free list for an
2415 (Output_section::add_output_section_data): Allocate space from
2416 free list for an incremental update.
2417 (Output_section::update_data_size): New function.
2418 (Output_section::set_fixed_layout): New function.
2419 (Output_section::reserve): New function.
2420 (Output_segment::set_section_addresses): Remove const.
2421 (Output_segment::set_section_list_addresses): Remove const; allocate
2422 space from free list for an incremental update.
2423 (Output_segment::set_offset): Adjust size of RELRO segment for an
2425 * output.h (Output_data::current_data_size): Move here from
2427 (Output_data::pre_finalize_data_size): New function.
2428 (Output_data::update_data_size): New function.
2429 (Output_section_headers::update_data_size): new function.
2430 (Output_section_data_build::current_data_size): Move to Output_data.
2431 (Output_data_strtab::update_data_size): New function.
2432 (Output_section::current_data_size): Move to Output_data.
2433 (Output_section::set_fixed_layout): New function.
2434 (Output_section::has_fixed_layout): New function.
2435 (Output_section::reserve): New function.
2436 (Output_section::update_data_size): New function.
2437 (Output_section::has_fixed_layout_): New data member.
2438 (Output_section::free_list_): New data member.
2439 (Output_segment::set_section_addresses): Remove const.
2440 (Output_segment::set_section_list_addresses): Remove const.
2441 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2443 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2445 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2446 parameter when calling Add_symbols constructor; store argument
2447 serial number for members of a lib group.
2448 (Add_symbols::locks): Allow case where token == NULL.
2449 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2450 (Read_member::~Read_member): New function.
2451 (Read_member::is_runnable): New function.
2452 (Read_member::locks): New function.
2453 (Read_member::run): New function.
2454 (Check_script::~Check_script): New function.
2455 (Check_script::is_runnable): New function.
2456 (Check_script::locks): New function.
2457 (Check_script::run): New function.
2458 (Check_library::~Check_library): New function.
2459 (Check_library::is_runnable): New function.
2460 (Check_library::locks): New function.
2461 (Check_library::run): New function.
2462 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2463 (Add_symbols::library_): New data member.
2464 (class Read_member): New class.
2465 (class Check_script): New class.
2466 (class Check_library): New class.
2467 * reloc.cc (Read_relocs::is_runnable): Allow case where
2469 (Read_relocs::locks): Likewise.
2470 (Scan_relocs::locks): Likewise.
2471 (Relocate_task::locks): Likewise.
2472 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2474 (Sized_relobj::incremental_relocs_scan): Fix comment.
2475 (Sized_relobj::do_relocate): Pass output file offset to
2476 write_local_symbols.
2477 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2478 from class declaration.
2479 * script.cc (read_input_script): Allocate Script_info; pass
2480 argument serial number to report_script.
2481 * script.h (class Script_info): Move to incremental.h.
2482 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2483 * symtab.h (Symbol_table::add_from_incrobj): New function.
2484 (Symbol_table::set_file_offset): New function.
2486 2011-04-05 Cary Coutant <ccoutant@google.com>
2488 * incremental-dump.cc (dump_incremental_inputs): Change signature
2489 to take a Sized_incremental_binary; change caller. Use readers
2490 in Sized_incremental_binary.
2492 (Sized_incremental_binary::find_incremental_inputs_sections):
2493 Rename do_find_incremental_inputs_sections to this.
2494 (Sized_incremental_binary::setup_readers): New function.
2495 (Sized_incremental_binary::do_check_inputs): Check
2496 has_incremental_info_ flag; move setup code to setup_readers;
2498 (Sized_incremental_binary::do_file_is_unchanged): New function.
2499 (Sized_incremental_binary::do_get_input_reader): New function.
2500 * incremental.h (class Incremental_binary): Move to end of file.
2501 (Incremental_binary::file_is_unchanged): New function.
2502 (Incremental_binary::do_file_is_unchanged): New function.
2503 (Incremental_binary::Input_reader): New class.
2504 (Incremental_binary::get_input_reader): New function.
2505 (class Sized_incremental_binary): Move to end of file.
2506 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2507 input section reader classes.
2508 (Sized_incremental_binary::has_incremental_info): New function.
2509 (Sized_incremental_binary::inputs_reader): New function.
2510 (Sized_incremental_binary::symtab_reader): New function.
2511 (Sized_incremental_binary::relocs_reader): New function.
2512 (Sized_incremental_binary::got_plt_reader): New function.
2513 (Sized_incremental_binary::do_file_is_unchanged): New function.
2514 (Sized_incremental_binary::Sized_input_reader): New class.
2515 (Sized_incremental_binary::get_input_reader): New function.
2516 (Sized_incremental_binary::find_incremental_inputs_sections):
2517 Rename do_find_incremental_inputs_sections to this.
2518 (Sized_incremental_binary::setup_readers): New function.
2519 (Sized_incremental_binary::has_incremental_info_): New data member.
2520 (Sized_incremental_binary::inputs_reader_): New data member.
2521 (Sized_incremental_binary::symtab_reader_): New data member.
2522 (Sized_incremental_binary::relocs_reader_): New data member.
2523 (Sized_incremental_binary::got_plt_reader_): New data member.
2524 (Sized_incremental_binary::current_input_file_): New data member.
2526 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2529 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2532 2011-03-30 Cary Coutant <ccoutant@google.com>
2534 * archive.cc (Archive::include_member): Adjust call to report_object.
2535 (Add_archive_symbols::run): Add script_info to call to
2536 report_archive_begin.
2537 (Lib_group::include_member): Adjust call to report_object.
2538 (Add_lib_group_symbols::run): Adjust call to report_object.
2539 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2540 blocks. Add object count for script input files.
2541 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2542 script_info parameter; change all callers.
2543 (Incremental_inputs::report_object): Add script_info parameter;
2545 (Incremental_inputs::report_script): Store backpointer to
2546 incremental info entry.
2547 (Output_section_incremental_inputs::set_final_data_size): Record
2548 additional information for scripts.
2549 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2550 * incremental.h (Incremental_script_entry::add_object): New function.
2551 (Incremental_script_entry::get_object_count): New function.
2552 (Incremental_script_entry::get_object): New function.
2553 (Incremental_script_entry::objects_): New data member; adjust
2555 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2556 (Incremental_inputs::report_object): Add script_info parameter.
2557 (Incremental_inputs_reader::get_object_count): New function.
2558 (Incremental_inputs_reader::get_object_offset): New function.
2559 * options.cc (Input_arguments::add_file): Return reference to
2561 * options.h (Input_argument::set_script_info): New function.
2562 (Input_argument::script_info): New function.
2563 (Input_argument::script_info_): New data member; adjust all
2565 (Input_file_group::add_file): Return reference to new input argument.
2566 (Input_file_lib::add_file): Likewise.
2567 (Input_arguments::add_file): Likewise.
2568 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2569 * script.cc (Parser_closure::Parser_closure): Add script_info
2570 parameter; adjust all callers.
2571 (Parser_closure::script_info): New function.
2572 (Parser_closure::script_info_): New data member.
2573 (read_input_script): Report scripts earlier to incremental info.
2574 (script_add_file): Set script_info in Input_argument.
2575 (script_add_library): Likewise.
2576 * script.h (Script_options::Script_info): Rewrite class.
2578 2011-03-29 Cary Coutant <ccoutant@google.com>
2580 * archive.cc (Library_base::should_include_member): Move
2581 method here from class Archive.
2582 (Archive::Archive): Initialize base class.
2583 (Archive::should_include_member): Move to base class.
2584 (Archive::do_for_all_unused_symbols): New function.
2585 (Add_archive_symbols::run): Remove redundant access to
2587 (Lib_group::Lib_group): Initialize base class.
2588 (Lib_group::do_filename): New function.
2589 (Lib_group::include_member): Pass pointer to Lib_group to
2591 (Lib_group::do_for_all_unused_symbols): New function.
2592 (Add_lib_group_symbols::run): Report archive information for
2594 * archive.h (class Library_base): New base class.
2595 (class Archive): Derive from Library_base.
2596 (Archive::filename): Move to base class.
2597 (Archive::set_incremental_info): Likewise.
2598 (Archive::incremental_info): Likewise.
2599 (Archive::Should_include): Likewise.
2600 (Archive::should_include_member): Likewise.
2601 (Archive::Armap_entry): Remove.
2602 (Archive::Unused_symbol_iterator): Remove.
2603 (Archive::unused_symbols_begin): Remove.
2604 (Archive::unused_symbols_end): Remove.
2605 (Archive::do_filename): New function.
2606 (Archive::do_get_mtime): New function.
2607 (Archive::do_for_all_unused_symbols): New function.
2608 (Archive::task_): Move to base class.
2609 (Archive::incremental_info_): Likewise.
2610 (class Lib_group): Derive from Library_base.
2611 (Lib_group::do_filename): New function.
2612 (Lib_group::do_get_mtime): New function.
2613 (Lib_group::do_for_all_unused_symbols): New function.
2614 (Lib_group::task_): Move to base class.
2615 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2617 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2619 * incremental.cc (Incremental_inputs::report_archive_begin):
2620 Use Library_base; call library's get_mtime; add incremental inputs
2621 entry before members.
2622 (class Unused_symbol_visitor): New class.
2623 (Incremental_inputs::report_archive_end): Use Library_base; use
2624 visitor class to record unused symbols; don't add incremental inputs
2625 entry after members.
2626 (Incremental_inputs::report_object): Use Library_base.
2628 (Incremental_archive_entry::Incremental_archive_entry): Remove
2629 unused Archive parameter.
2630 (Incremental_inputs::report_archive_begin): Use Library_base.
2631 (Incremental_inputs::report_archive_end): Likewise.
2632 (Incremental_inputs::report_object): Likewise.
2633 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2635 * object.h (Object::for_all_global_symbols): New function.
2636 (Object::do_for_all_global_symbols): New function.
2637 (Sized_relobj::do_for_all_global_symbols): New function.
2638 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2640 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2643 2011-03-27 Ian Lance Taylor <iant@google.com>
2645 * archive.cc (Archive::interpret_header): Return -1 if something
2646 goes wrong. Change callers accordingly.
2648 2011-03-25 Cary Coutant <ccoutant@google.com>
2650 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2651 * testsuite/Makefile.in: Regenerate.
2653 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
2655 * plugin.cc (get_view): New.
2656 (Plugin::load): Pass get_view to the plugin.
2657 (Plugin_manager::get_view): New.
2659 2011-03-21 Ian Lance Taylor <iant@google.com>
2661 * testsuite/final_layout.sh: Rewrite to not use dc.
2662 * testsuite/relro_test.sh: Fail if dc is not present.
2664 2011-03-21 Sriraman Tallam <tmsriram@google.com>
2666 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2668 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2669 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2671 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2672 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2674 2011-03-14 Ian Lance Taylor <iant@google.com>
2676 * script-sections.cc (Sort_output_sections::script_compare):
2677 Rename from is_before, change return type.
2678 (Sort_output_sections::operator()): Adjust accordingly.
2680 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2683 * testsuite/odr_violation2.cc: Add comment to make all error line
2684 numbers double digits.
2685 * testsuite/debug_msg.sh: Adjust expected errors.
2687 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2689 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2690 but mark earlier ones as non-canonical
2691 (offset_to_iterator): Update search target and example
2692 (do_addr2line): Return extra lines in a vector*
2693 (format_file_lineno): Extract from do_addr2line
2694 (one_addr2line): Add vector* out-param
2695 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2696 when a lineno entry appeared last for its instruction
2697 (Dwarf_line_info): Add vector* out-param
2698 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2699 * symtab.cc (Odr_violation_compare): Include the lineno in the
2701 (linenos_from_loc): New. Combine the canonical line for an
2702 address with its other lines.
2703 (True_if_intersect): New. Helper functor to make
2704 std::set_intersection a query.
2705 (detect_odr_violations): Compare sets of lines instead of just
2706 one line for each function. This became less deterministic, but
2707 has fewer false positives.
2708 * symtab.h: Declarations.
2709 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2710 mix an optimized and non-optimized object in the same binary
2711 (odr_violation2.so): Same.
2712 * testsuite/Makefile.in: Regenerate from Makefile.am.
2713 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2714 * testsuite/debug_msg.sh: Update line numbers and add
2716 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2717 non-optimized context.
2718 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2719 isn't inlined, and use OdrDerived in an optimized context.
2720 * testsuite/odr_header1.h: Defines OdrDerived, where
2721 optimization will change the
2722 first-instruction-in-the-destructor's file and line number.
2723 * testsuite/odr_header2.h: Defines OdrBase.
2725 2011-03-09 Ian Lance Taylor <iant@google.com>
2727 * fileread.cc (File_read::clear_views): Don't delete the whole
2730 2011-03-08 Ian Lance Taylor <iant@google.com>
2733 * fileread.cc: #include <climits>.
2734 (GOLD_IOV_MAX): Define.
2735 (File_read::read_multiple): Limit number of entries by iov_max.
2736 * fileread.h (class File_read): Always set max_readv_entries to
2739 2011-03-07 Ian Lance Taylor <iant@google.com>
2742 * options.h (class General_options): Add -dy and -dn.
2744 2011-03-02 Cary Coutant <ccoutant@google.com>
2746 * testsuite/script_test_9.t: Add TLS segment.
2748 2011-03-02 Simon Baldwin <simonb@google.com>
2750 * configure.ac: Add check for gnu_indirect_function support in
2751 the toolchain building binutils.
2752 * configure: Rebuild.
2754 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2756 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2757 plugin only symbols.
2758 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2759 in plugin files as not needed in the symbol table.
2761 2011-02-11 Sriraman Tallam <tmsriram@google.com>
2763 * output.cc (Output_section::add_input_section): Delay fill
2764 generation for section ordering.
2766 2011-02-09 Ian Lance Taylor <iant@google.com>
2769 * object.h (class Sized_relobj): Remove clear_local_symbols.
2770 * reloc.cc (Sized_relobj::do_relocate): Don't call
2771 clear_local_symbols.
2773 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2775 * plugin.cc (is_visible_from_outside): Return true for symbols
2778 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2780 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2783 2011-02-02 Sriraman Tallam <tmsriram@google.com>
2785 * icf.h (is_section_foldable_candidate): Change type of parameter
2787 * icf.cc (Icf::find_identical_sections): Change type of local variable
2788 section_name to be std::string.
2789 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2791 2011-01-25 Ian Lance Taylor <iant@google.com>
2793 * script.cc (script_add_extern): Rewrite to use
2794 add_symbol_reference.
2796 2011-01-25 Doug Kwan <dougkwan@google.com>
2798 * icf.cc (get_section_contents): Always lock section's object.
2800 2011-01-24 Ian Lance Taylor <iant@google.com>
2802 * options.h (class General_options): Accept
2803 --no-detect-odr-violations.
2805 2011-01-24 Ian Lance Taylor <iant@google.com>
2807 * version.cc (version_string): Bump to 1.11.
2809 2011-01-24 Ian Lance Taylor <iant@google.com>
2811 * plugin.cc (class Plugin_rescan): Define new class.
2812 (Plugin_manager::claim_file): Set any_claimed_.
2813 (Plugin_manager::save_archive): New function.
2814 (Plugin_manager::save_input_group): New function.
2815 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2817 (Plugin_manager::new_undefined_symbol): New function.
2818 (Plugin_manager::rescan): New function.
2819 (Plugin_manager::rescannable_defines): New function.
2820 (Plugin_manager::add_input_file): Set any_added_.
2821 * plugin.h (class Plugin_manager): define new fields rescannable_,
2822 undefined_symbols_, any_claimed_, and any_added_. Declare
2823 Plugin_rescan as friend. Declare new functions.
2824 (Plugin_manager::Rescannable): Define type.
2825 (Plugin_manager::Rescannable_list): Define type.
2826 (Plugin_manager::Undefined_symbol_list): Define type.
2827 (Plugin_manager::Plugin_manager): Initialize new fields.
2828 * archive.cc (Archive::defines_symbol): New function.
2829 (Add_archive_symbols::run): Pass archive to plugins if any.
2830 * archive.h (class Archive): Declare defines_symbol.
2831 * readsyms.cc (Input_group::~Input_group): New function.
2832 (Finish_group::run): Pass input_group to plugins if any.
2833 * readsyms.h (class Input_group): Declare destructor.
2834 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2837 2011-01-10 Ian Lance Taylor <iant@google.com>
2839 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2841 (Layout::set_segment_offsets): Reset increase_relro before calling
2842 set_section_addresses a second time.
2844 2011-01-04 Cary Coutant <ccoutant@google.com>
2846 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2847 sections before NOBITS sections.
2849 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2851 * version.cc (print_version): Update copyright to 2011.
2853 2010-12-23 Cary Coutant <ccoutant@google.com>
2855 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2856 of OS to this->add. Add OD parameter to second form of the function.
2858 2010-12-20 Ian Lance Taylor <iant@google.com>
2860 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2861 second of two consecutive entries with same offset.
2863 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2865 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2866 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2867 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2868 to avoid unneeded links against $(LDADD).
2869 * testsuite/Makefile.in: Regenerate.
2871 2010-12-15 Ian Lance Taylor <iant@google.com>
2874 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2875 for R_X86_64_32 and R_X86_64_PC32.
2876 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2877 ver_matching_def_pic.o.
2878 (ver_matching_def_pic.o): New target.
2880 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2882 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2883 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2884 Move definition before File_read::View member definitions.
2885 (File_read::View::~View): Initialize and hold lock before
2886 updating current_mapped_bytes.
2888 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2890 * dwarf_reader.cc: Remove outdated comment.
2891 * gold-threads.cc: Fix typo in error message.
2892 * archive.cc: Fix typos in comments.
2893 * archive.h: Likewise.
2894 * arm-reloc-property.cc: Likewise.
2895 * arm-reloc-property.h: Likewise.
2896 * arm-reloc.def: Likewise.
2898 * attributes.h: Likewise.
2899 * cref.cc: Likewise.
2900 * ehframe.cc: Likewise.
2901 * fileread.h: Likewise.
2903 * i386.cc: Likewise.
2905 * incremental.h: Likewise.
2906 * int_encoding.cc: Likewise.
2907 * layout.h: Likewise.
2908 * main.cc: Likewise.
2909 * merge.h: Likewise.
2910 * object.cc: Likewise.
2911 * object.h: Likewise.
2912 * options.cc: Likewise.
2913 * readsyms.cc: Likewise.
2914 * reduced_debug_output.cc: Likewise.
2915 * reloc.cc: Likewise.
2916 * script-sections.cc: Likewise.
2917 * sparc.cc: Likewise.
2918 * symtab.h: Likewise.
2919 * target-reloc.h: Likewise.
2920 * target.cc: Likewise.
2921 * target.h: Likewise.
2922 * timer.cc: Likewise.
2923 * timer.h: Likewise.
2924 * x86_64.cc: Likewise.
2926 2010-12-09 Cary Coutant <ccoutant@google.com>
2928 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2930 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2931 parameter; change all callers.
2932 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2933 * options.h (warn_execstack): New option.
2935 2010-12-07 Doug Kwan <dougkwan@google.com>
2937 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2938 like function call relocations.
2940 2010-12-07 Ian Lance Taylor <iant@google.com>
2942 * archive.cc (Archive::get_elf_object_for_member): Permit
2943 punconfigured to be NULL.
2944 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2945 (Archive::include_member): Pass NULL to get_elf_object_for_member
2946 if we searched for the archive and this is the first included
2949 2010-12-01 Ian Lance Taylor <iant@google.com>
2951 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2952 track_relocs_type_ field.
2953 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2954 Set track_relocs_type_.
2955 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2956 contents when using RELA relocs.
2957 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2959 * reloc.cc (Track_relocs::next_addend): New function.
2960 * reloc.h (class Track_relocs): Declare next_addend.
2962 2010-12-01 Ian Lance Taylor <iant@google.com>
2964 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2967 2010-12-01 Ian Lance Taylor <iant@google.com>
2969 * README: Update compilers known to work and fail.
2971 2010-11-23 Matthias Klose <doko@ubuntu.com>
2973 * configure.in: For --enable-gold, handle value `default' instead of
2974 `both*'. Always install ld as ld.bfd, install as ld if gold is
2976 * configure: Regenerate.
2978 2010-11-18 Doug Kwan <dougkwan@google.com>
2980 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2981 and right_alignment to be zero. Store result alignment only if it is
2982 greater than existing alignment.
2984 2010-11-16 Cary Coutant <ccoutant@google.com>
2987 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2988 Check for ".zdebug_line".
2990 2010-11-16 Doug Kwan <dougkwan@google.com>
2991 Cary Coutant <ccoutant@google.com>
2993 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2994 by reference; adjust all callers.
2995 * output.cc (Output_segment::set_section_addresses): Adjust references
2996 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2998 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2999 end at page boundary.
3001 2010-11-16 Cary Coutant <ccoutant@google.com>
3004 * layout.cc (Layout::choose_output_section): Transform names of
3005 compressed sections even when using a script with a SECTIONS clause.
3006 (Layout::output_section_name): Remove code to transform
3007 compressed debug section names.
3008 * output.cc (Output_section::add_input_section): Use uncompressed
3009 section size when tracking input sections.
3011 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
3013 * symtab.h (Symbol::NON_PIC_REF): Remove.
3014 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
3015 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
3016 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
3017 (Symbol::use_plt_offset): Take a flags argument and pass it
3018 directly to needs_dynamic_reloc. Restrict check for undefined
3019 weak symbols to function calls.
3020 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
3021 (Target_arm::Scan::global): Use it.
3022 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
3023 (Target_arm::Relocate::relocate): Likewise.
3024 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
3025 parameter with an r_type parameter. Use get_reference_flags
3027 (Target_arm::Relocate::relocate): Update accordingly.
3028 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
3029 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
3030 (Target_i386::Scan::global): Likewise.
3031 (Target_i386::Relocate::relocate): Likewise.
3032 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
3033 parameter with an r_type parameter. Use get_reference_flags
3035 (Target_i386::Relocate::relocate): Update accordingly.
3036 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
3037 (Target_powerpc::Scan::global): Use it.
3038 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
3039 (Target_powerpc::Relocate::relocate): Likewise.
3040 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
3041 (Target_sparc::Scan::global): Use it.
3042 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
3043 (Target_sparc::Relocate::relocate): Likewise.
3044 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
3045 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
3046 (Target_x86_64::Scan::global): Likewise.
3047 (Target_x86_64::Relocate::relocate): Likewise.
3049 2010-11-08 Doug Kwan <dougkwan@google.com>
3050 Cary Coutant <ccoutant@google.com>
3052 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
3053 (Arm_exidx_merge_section::section_contents_): New data member.
3054 (Arm_input_section::Arm_input_section): Initialize original_contents_.
3055 (Arm_input_section::~Arm_input_section): De-allocate memory.
3056 (Arm_input_section::original_contents_): New data member.
3057 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
3058 in parameters instead of calling Object::section_contents without
3060 (Arm_output_section::group_section): New parameter TASK. Pass it
3061 to callees that need locking objects.
3062 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
3063 to lock EXIDX input sections. Fix a formatting issue. Call
3064 Arm_exidx_merged_section::build_contents to create merged section
3066 (Arm_output_section::create_stub_group): New parameter TASK. Use it
3067 to lock object of stub table owner.
3068 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
3069 TEXT_SIZE to initialize data member TEXT_SIZE_.
3070 (Arm_exidx_input_section::addralign): Fix typo in comment.
3071 (Arm_exidx_input_section::text_size): New method.
3072 (Target_arm::do_relax): New parameter TASK. Pass it to callees
3073 that require locking objects. Lock objects before scanning for stubs
3074 and updating local symbols.
3075 (Arm_input_section<big_endian>::init): Copy contents of original
3077 (Arm_input_section<big_endian>::do_write): Use saved contents of
3078 original input section instead of calling Object::section_contents
3080 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
3081 size without calling Object::section_size().
3082 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
3083 for size. Allocate a buffer for merged EXIDX entries.
3084 (Arm_exidx_merged_section::build_contents): New method.
3085 (Arm_exidx_merged_section::do_write): Move merge section contents
3086 building code to Arm_exidx_merged_section::build_contetns. Write
3087 out contetns in buffer instead of building it on the fly.
3088 (Arm_relobj::make_exidx_input_section): Also pass text section size
3089 to Arm_exidx_input_section constructor.
3090 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
3091 (Arm_dynobj::do_read_symbols): Fix memory leak.
3092 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
3093 * target.h: (class Task): Add forward declaration.
3094 (Target::relax): Add new parameter TASK and pass it to
3096 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
3098 2010-11-05 Cary Coutant <ccoutant@google.com>
3101 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
3102 object when reading from the file.
3103 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
3105 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
3106 when reading section contents.
3107 (get_section_contents): Likewise.
3108 (icf::find_identical_sections): Likewise.
3109 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
3110 object when reading from the file.
3111 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
3112 the object when doing deferred section layout.
3114 2010-11-03 Nick Clifton <nickc@redhat.com>
3117 * script.h (class Symbol_assignment: name): New member. Returns
3118 the name of the symbol.
3119 * scrfipt.cc (Script_options::is_pending_assignment): New member.
3120 Returns true if the given symbol name is on the list of
3121 assignments wating to be processed.
3122 * archive.cc (should_incldue_member): If the symbol is undefined,
3123 check to see if it is on the list of symbols pending assignment.
3125 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
3127 * script-sections.cc (Script_sections::find_memory_region): Check
3128 for a NULL output section pointer.
3130 2010-10-29 Doug Kwan <dougkwan@google.com>
3132 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
3133 Output_section::add_relaxed_input_section.
3134 * output.cc (Output_section::add_relaxed_input_section): Add new
3135 arguments LAYOUT and NAME. Set section order index.
3136 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3137 Copy section order index.
3138 * output.h (Output_section::add_relaxed_input_section): Add new
3139 arguments LAYOUT and NAME.
3141 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3143 * testsuite/Makefile.am: Move gcctestdir/ld rule to
3144 NATIVE_OR_CROSS_LINKER.
3145 * testsuite/Makefile.in: Regenerate.
3147 2010-10-20 Doug Kwan <dougkwan@google.com>
3149 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
3150 without SHF_LINK_ORDER flags.
3151 * layout.cc (Layout::choose_output_section): Do not filter
3152 SHF_LINK_ORDER flag in a relocatable link.
3154 2010-10-17 Cary Coutant <ccoutant@google.com>
3156 * output.h (Output_segment::set_section_addresses): Change function
3157 signature. Update all callers.
3158 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
3160 (Output_segment::set_section_addresses): Align after last TLS
3161 section. Add padding before last relro section instead of after.
3163 2010-10-17 Doug Kwan <dougkwan@google.com>
3165 * gold/arm.cc (Target_arm::got_section): Use correct order and set
3166 GOT output section to be writable.
3168 2010-10-14 Cary Coutant <ccoutant@google.com>
3170 * debug.h (DEBUG_INCREMENTAL): New flag.
3171 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
3172 * gold.cc (queue_initial_tasks): Check parameters for incremental link
3174 * incremental.cc (report_command_line): Ignore all forms of
3176 * layout.cc (Layout::Layout): Check parameters for incremental link
3178 * options.cc (General_options::parse_incremental): New function.
3179 (General_options::parse_no_incremental): New function.
3180 (General_options::parse_incremental_full): New function.
3181 (General_options::parse_incremental_update): New function.
3182 (General_options::incremental_mode_): New data member.
3183 (General_options::finalize): Check incremental_mode_.
3184 * options.h (General_options): Update help text for --incremental.
3185 Add --no-incremental, --incremental-full, --incremental-update.
3186 (General_options::Incremental_mode): New enum type.
3187 (General_options::incremental_mode): New function.
3188 (General_options::incremental_mode_): New data member.
3189 * parameters.cc (Parameters::incremental_mode_): New data member.
3190 (Parameters::set_options): Set incremental_mode_.
3191 (Parameters::set_incremental_full): New function.
3192 (Parameters::incremental): New function.
3193 (Parameters::incremental_update): New function.
3194 (set_parameters_incremental_full): New function.
3195 * parameters.h (Parameters::set_incremental_full): New function.
3196 (Parameters::incremental): New function.
3197 (Parameters::incremental_update): New function.
3198 (Parameters::incremental_mode_): New data member.
3199 (set_parameters_incremental_full): New function.
3200 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
3201 incremental link mode.
3202 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
3203 (Sized_relobj::do_relocate_sections): Likewise.
3204 * testsuite/Makefile.am (incremental_test): Use --incremental-full
3206 * testsuite/Makefile.in: Regenerate.
3207 * testsuite/incremental_test.sh: Filter all forms of --incremental.
3209 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3211 * script-sections.h (class Script_sections): Make
3212 Sections_elements typedef public.
3213 * script-sections.cc (class Sort_output_sections): Add elements_
3214 field. Add constructor which sets it; change all callers.
3215 (Sort_output_sections::is_before): New function.
3216 (Sort_output_sections::operator()): Call is_before.
3217 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
3219 * testsuite/script_test_10.sh: New test. Test script section
3221 * testsuite/script_test_10.t: Likewise.
3222 * testsuite/script_test_10.s: Likewise.
3223 * testsuite/Makefile.am: Wrap the cross linker tests and the
3224 common tests into NATIVE_OR_CROSS_LINKER.
3225 (check_SCRIPTS): Add script_test_10.sh.
3226 (check_DATA): Add script_test_10.stdout.
3227 (script_test_10.o, script_test_10): New targets.
3228 (script_test_10.stdout): New target.
3229 * configure, testsuite/Makefile.in: Regenerate.
3231 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3233 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
3234 error for the deprecated relocations.
3235 (Target_arm::Scan::global): Likewise.
3236 (Target_arm::Relocate::relocate): Likewise.
3238 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3240 * fileread.cc (Input_file::find_file): Initialize *found_name
3241 and *namep when using the fallback search for case 4.
3243 2010-10-11 Cary Coutant <ccoutant@google.com>
3245 * options.h (class General_options): Redefine -z lazy as an alias for
3246 the negation of -z now.
3248 2010-10-11 Ian Lance Taylor <iant@google.com>
3250 * resolve.cc (symbol_to_bits): Report the value of the unsupported
3253 2010-10-06 Nick Clifton <nickc@redhat.com>
3255 * script-sections.cc(class Memory_region): Remove
3256 current_lma_offset_ field. Rename current_vma_offset_ to
3257 current_offset_. Add last_section_ field.
3258 (Memory_region::get_current_vma_address): Rename to
3259 get_current_address.
3260 (Memory_region::get_current_lma_address): Delete.
3261 (Memory_region::increment_vma_offset): Rename to
3263 (Memory_region::increment_lma_offset): Delete.
3264 (Memory_region::attributes_compatible): New method. Returns
3265 true if the provided section is compatible with the region.
3266 (Memory_region::get_last_section): New method. Returns the last
3267 section to use the region.
3268 (Memory_region::set_last_section): New method. Stores the last
3269 section to use the region.
3270 (Script_sections::block_in_region): New method. Returns true if
3271 a block of memory is contained within a region.
3272 (Script_sections::find_memory_region): New method. Locates a
3273 memory region to be used to set a VMA or LMA address.
3274 (Output_section_definition::set_section_addresses): Add code to
3275 check for addresses set by memory regions.
3276 (Output_segment::set_section_addresses): Remove memory region
3278 (Script_sections::create_segment): Add a warning if a header
3279 segment is created outside of any region.
3280 * script-sections.h (class Script_sections): Add prototypes for
3281 find_memory_region and block_in_region methods.
3282 * testsuite/memory_test.s: Use .long instead of .word.
3283 * testsuite/memory_test.t: Add some more output sections.
3284 * testsuite/memory_test.sh: Update expected output.
3286 2010-10-02 Doug Kwan <dougkwan@google.com>
3288 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3289 defintion to symtab.h
3290 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3291 declaration to defintion.
3293 2010-10-01 Nick Clifton <nickc@redhat.com>
3295 * expression.cc (eval): Replace dummy argument with NULL.
3296 (eval_maybe_dot): Check for a NULL result section pointer.
3297 (Symbol_expression::value): Likewise.
3298 (Dot_expression::value): Likewise.
3299 (BINARY_EXPRESSION): Likewise.
3300 (Max_expression::value): Likewise.
3301 (Min_expression::value): Likewise.
3302 (Absolute_expression::value): Likewise.
3303 (Addr_expression::value_from_output_section): Likewise.
3304 (Loaddddr_expression::value_from_output_section): Likewise.
3305 (Segment_start_expression::value): Likewise.
3306 * script-sections.cc
3307 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3309 (Sections_elememt_dot_assignment::set_section_addresses):
3311 (Output_data_expression::do_write_to_buffer): Likewise.
3312 (Output_section_definition::finalize_symbols): Likewise.
3313 (Output_section_definition::set_section_addresses): Likewise.
3315 2010-09-30 Doug Kwan <dougkwan@google.com>
3317 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3319 2010-09-28 Sriraman Tallam <tmsriram@google.com>
3321 * target.h (Target::can_icf_inline_merge_sections): New virtual
3323 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3325 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3327 * icf.cc (get_section_contents): Inline merge sections only when
3330 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3332 * configure: Regenerate.
3334 2010-09-17 Ian Lance Taylor <iant@google.com>
3336 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
3337 * testsuite/Makefile.am (memory_test.o): New target.
3338 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3340 * testsuite/Makefile.in: Rebuild.
3342 2010-09-17 Doug Kwan <dougkwan@google.com>
3344 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3345 defintion if relocation uses GOT entries of the symbol.
3346 * testsuite/icf_safe_test.sh: Fix test.
3347 * testsuite/icf_safe_so_test.sh: Fix test.
3349 2010-09-16 Cary Coutant <ccoutant@google.com>
3351 * script_sections.cc (class Memory_region): Remove "NULL" from
3352 vector initializations.
3354 2010-09-15 Cary Coutant <ccoutant@google.com>
3356 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3357 Resolve forwarding symbols.
3359 2010-09-15 Doug Kwan <dougkwan@google.com>
3361 * gold/testsuite/script_test_3.t: Add ARM special sections.
3362 * gold/testsuite/script_test_4.t: Same.
3363 * gold/testsuite/script_test_5.t: Same.
3364 * gold/testsuite/script_test_6.t: Same.
3365 * gold/testsuite/script_test_7.t: Same.
3366 * gold/testsuite/script_test_7.t: Same.
3367 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3369 2010-09-14 Cary Coutant <ccoutant@google.com>
3371 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3372 (Target_x86_64::Relocate::relocate_tls): Replace check for
3373 saw_tls_block_reloc_ with test for executable section.
3375 2010-09-12 Cary Coutant <ccoutant@google.com>
3377 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3378 position-independent executables to shared libraries need dynamic
3380 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3381 position-independent executables.
3382 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3383 * testsuite/Makefile.in: Regenerate.
3385 2010-09-10 Nick Clifton <nickc@redhat.com>
3388 * testsuite/memory_test.t: Discard any sections that are not
3391 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3394 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3395 "This::" to work around a bug in gcc 4.2.
3397 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3399 2010-09-09 Rafael Espindola <espindola@google.com>
3401 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3402 sections with different PF_X flags in the same segment.
3403 (Layout::find_first_load_seg): Search all segments to find the first
3405 * options.h (rosegment): New.
3407 2010-09-08 Rafael Espindola <espindola@google.com>
3409 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
3411 2010-09-08 Doug Kwan <dougkwan@google.com>
3413 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3414 (Arm_relobj::do_relocate_sections): Add new parameter for output
3415 file to match the parent.
3416 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3417 of local symbols instead of input values. Update code to track
3418 changes in gold::relocate_section.
3419 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3420 (Sized_relobj::compute_final_local_value_internal): New methods.
3421 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3422 body into private version of Sized_relobj::compute_final_local_value.
3423 Call the inline method.
3424 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3425 merged symbol value if there is one.
3426 (Symbol_value::has_output_value): New method defintiion.
3427 (Sized_relobj::Compute_final_local_value_status): New enum type.
3428 (Sized_relobj::compute_final_local_value): New methods.
3429 (Sized_relobj::compute_final_local_value_internal): New methods.
3430 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3431 and arm_cortex_a8.sh.
3432 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3433 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3435 * Makefile.in: Regenerate.
3436 * testsuite/arm_bl_out_of_range.s: Update test.
3437 * testsuite/thumb_bl_out_of_range.s: Ditto.
3438 * testsuite/thumb_blx_out_of_range.s: Ditto.
3439 * testsuite/arm_branch_out_of_range.sh: New file.
3440 * testsuite/arm_cortex_a8.sh: Ditto.
3441 * testsuite/arm_cortex_a8_b.s: Ditto.
3442 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3443 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3444 * testsuite/arm_cortex_a8_bl.s: Ditto.
3445 * testsuite/arm_cortex_a8_blx.s: Ditto.
3446 * testsuite/arm_cortex_a8_local.s: Ditto.
3447 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3448 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3450 2010-09-08 Rafael Espindola <espindola@google.com>
3452 * Makefile.am (memory_test.stdout): Run readelf with -W.
3453 * Makefile.in: Regenerate.
3454 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3457 2010-09-08 Rafael Espindola <espindola@google.com>
3459 * script-sections.cc (Script_sections::add_memory_region): Convert
3460 field precision to int.
3461 * script.cc (script_set_section_region, script_set_section_region):
3462 Convert field precision to int.
3464 2010-09-08 Rafael Espindola <espindola@google.com>
3466 * arm.cc (do_finalize_sections): Create the __exidx_start and
3467 __exdix_end symbols even when the section is missing.
3469 2010-09-08 Nick Clifton <nickc@redhat.com>
3471 * README: Remove claim that MEMORY is not supported.
3472 * expression.cc (script_exp_function_origin)
3473 (script_exp_function_length): Move from here to ...
3474 * script.cc: ... here.
3475 (script_set_section_region, script_add_memory)
3476 (script_parse_memory_attr, script_include_directive): New
3478 * script-sections.cc
3479 (class Memory_region): New class.
3480 (class Output_section_definition): Add set_memory_region,
3481 set_section_vma, set_section_lma and get_section_name methods.
3482 (class Script_Sections): Add add_memory_region,
3483 find_memory_region, find_memory_region_origin,
3484 find_memory_region_length and set_memory_region methods.
3485 Have set_section_addresses method walk the list of set memory
3487 Extend the print methos to display memory regions.
3488 * script-sections.h: Add prototypes for new methods.
3489 Add enum for MEMORY region attributes.
3490 * yyscript.y: Add support for parsing MEMORY regions.
3491 * script-c.h: Add prototypes for new functions.
3492 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3493 * testsuite/Makefile.in: Regenerate.
3494 * testsuite/memory_test.sh: New script.
3495 * testsuite/memory_test.s: New assembler source file.
3496 * testsuite/memory_test.t: New linker script.
3498 2010-08-27 Doug Kwan <dougkwan@google.com>
3500 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3501 reference override an existing dynamic weak reference.
3502 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3503 * testsuite/Makefile.in: Regenerate.
3504 * testsuite/dyn_weak_ref.sh: New file.
3505 * testsuite/dyn_weak_ref_1.c: Ditto.
3506 * testsuite/dyn_weak_ref_2.c: Ditto.
3508 2010-08-27 Ian Lance Taylor <iant@google.com>
3510 * incremental.h (class Incremental_input_entry): Add virtual
3513 2010-08-27 Ian Lance Taylor <iant@google.com>
3515 * testsuite/start_lib_test_3.c: Mark t3 as used.
3517 2010-08-27 Nick Clifton <nickc@redhat.com>
3519 * options.cc (version_script): Fix small typo in previous
3522 2010-08-25 Nick Clifton <nickc@redhat.com>
3524 * archive.cc: Formatting fixes: Remove whitespace between
3525 typename and following asterisk. Remove whitespace between
3526 function name and opening parenthesis.
3527 * archive.h: Likewise.
3529 * attributes.cc: Likewise.
3530 * attributes.h: Likewise.
3531 * common.cc: Likewise.
3532 * copy-relocs.cc: Likewise.
3533 * dirsearch.h: Likewise.
3534 * dynobj.cc: Likewise.
3535 * ehframe.cc: Likewise.
3536 * ehframe.h: Likewise.
3537 * expression.cc: Likewise.
3538 * fileread.cc: Likewise.
3539 * fileread.h: Likewise.
3541 * gold-threads.cc: Likewise.
3542 * gold.cc: Likewise.
3543 * i386.cc: Likewise.
3545 * incremental-dump.cc: Likewise.
3546 * incremental.cc: Likewise.
3547 * layout.cc: Likewise.
3548 * layout.h: Likewise.
3549 * main.cc: Likewise.
3550 * merge.cc: Likewise.
3551 * merge.h: Likewise.
3552 * object.cc: Likewise.
3553 * object.h: Likewise.
3554 * options.cc: Likewise.
3555 * options.h: Likewise.
3556 * output.cc: Likewise.
3557 * output.h: Likewise.
3558 * plugin.cc: Likewise.
3559 * plugin.h: Likewise.
3560 * powerpc.cc: Likewise.
3561 * reloc.cc: Likewise.
3562 * script-c.h: Likewise.
3563 * script-sections.cc: Likewise.
3564 * script.cc: Likewise.
3565 * stringpool.cc: Likewise.
3566 * symtab.cc: Likewise.
3567 * symtab.h: Likewise.
3568 * target.cc: Likewise.
3569 * timer.cc: Likewise.
3570 * timer.h: Likewise.
3571 * version.cc: Likewise.
3572 * x86_64.cc: Likewise.
3574 2010-08-24 Nick Clifton <nickc@redhat.com>
3577 * layout.cc (segment_precedes): Sort segments by their physical
3578 addresses, if they have been set.
3580 2010-08-23 Cary Coutant <ccoutant@google.com>
3582 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3584 (Lib_group::include_member): Unlock object after deleting its
3586 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3589 2010-08-19 Neil Vachharajani <nvachhar@google.com>
3590 Cary Coutant <ccoutant@google.com>
3592 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3593 constructor, and set_blocker.
3594 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3596 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3597 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3598 * testsuite/Makefile.am (start_lib_test): New test case.
3599 * testsuite/Makefile.in: Regenerate.
3600 * testsuite/start_lib_test_main.c: New file.
3601 * testsuite/start_lib_test_1.c: New file.
3602 * testsuite/start_lib_test_2.c: New file.
3603 * testsuite/start_lib_test_3.c: New file.
3605 2010-08-19 Ian Lance Taylor <iant@google.com>
3607 * Makefile.in: Rebuild with automake 1.11.1.
3608 * aclocal.m4: Likewise.
3609 * testsuite/Makefile.in: Likewise.
3611 2010-08-19 Ian Lance Taylor <iant@google.com>
3614 * i386.cc (class Output_data_plt_i386): Update declarations.
3615 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3616 local_ifuncs_ fields.
3617 (Target_i386::do_plt_section_for_global): New function.
3618 (Target_i386::do_plt_section_for_local): New function.
3619 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3620 parameter; change all callers. Initialize global_ifuncs_ and
3621 local_ifuncs_. If doing a static link define __rel_iplt_start and
3623 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3624 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3625 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3627 (Target_i386::make_plt_section): New function, broken out of
3628 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3629 (Target_i386::make_plt_entry): Call make_plt_section.
3630 (Target_i386::make_local_ifunc_plt_entry): New function.
3631 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3632 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3633 R_386_IRELATIVE to switch.
3634 (Target_i386::Scan::global): Likewise.
3635 (Target_i386::Relocate::relocate): Likewise.
3636 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3638 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3639 (Target_x86_64::do_plt_section_for_global): New function.
3640 (Target_x86_64::do_plt_section_for_local): New function.
3641 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3642 parameter; change all callers. If doing a static link define
3643 __rela_iplt_start and __rela_iplt_end.
3644 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3645 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3646 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3648 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3649 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3651 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3652 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3653 R_X86_64_IRELATIVE to switch.
3654 (Target_x86_64::Scan::global): Likewise.
3655 (Target_x86_64::Relocate::relocate): Likewise.
3656 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3658 * target.h (class Target): Add plt_section_for_global and
3659 plt_section_for_local functions. Add do_plt_section_for_global
3660 and do_plt_section_for_local virtual functions.
3661 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3662 clarifying comments.
3663 (Symbol::use_plt_offset): Handle IFUNC symbol.
3664 * object.cc (Sized_relobj::Sized_relobj): Initialize
3666 (Sized_relobj::local_has_plt_offset): New function.
3667 (Sized_relobj::local_plt_offset): New function.
3668 (Sized_relobj::set_local_plt_offset): New function.
3669 (Sized_relobj::do_count): Handle IFUNC symbol.
3670 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3671 a bit away from input_shndx_ field. Add set_is_func_symbol and
3672 is_ifunc_symbol functions.
3673 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3674 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3675 local_plt_offsets_ field.
3676 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3677 * output.h (class Output_section_data): Add non-const
3678 output_section function.
3679 (class Output_data_got): Update declarations.
3680 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3681 Add use_plt_offset parameter to global and local constructors.
3682 Change all callers. Change local_sym_index_ field to 31 bits.
3683 Change GSYM_CODE and CONSTANT_CODE accordingly.
3684 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3685 doing a static link don't set sh_link field.
3686 (Output_data_got::Got_entry::write): Use PLT offset if
3688 (Output_data_got::add_global_plt): New function.
3689 (Output_data_got::add_local_plt): New function.
3690 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3691 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3692 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3693 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3694 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3696 * testsuite/ifunc-sel.h: New file.
3697 * testsuite/ifuncmain1.c: New file.
3698 * testsuite/ifuncmain1vis.c: New file.
3699 * testsuite/ifuncmod1.c: New file.
3700 * testsuite/ifuncdep2.c: New file.
3701 * testsuite/ifuncmain2.c: New file.
3702 * testsuite/ifuncmain3.c: New file.
3703 * testsuite/ifuncmod3.c: New file.
3704 * testsuite/ifuncmain4.c: New file.
3705 * testsuite/ifuncmain5.c: New file.
3706 * testsuite/ifuncmod5.c: New file.
3707 * testsuite/ifuncmain6pie.c: New file.
3708 * testsuite/ifuncmod6.c: New file.
3709 * testsuite/ifuncmain7.c: New file.
3710 * configure, testsuite/Makefile.in: Rebuild.
3712 2010-08-18 Ian Lance Taylor <iant@google.com>
3715 (Output_section_incremental_inputs::write_input_files): Add cast
3716 to avoid signed/unsigned comparison warning.
3717 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3719 2010-08-12 Cary Coutant <ccoutant@google.com>
3721 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3723 2010-08-13 Ian Lance Taylor <iant@google.com>
3725 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3727 2010-08-12 Cary Coutant <ccoutant@google.com>
3728 Doug Kwan <dougkwan@google.com>
3730 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3731 defintion overrides non-weak undef, remember that the original undef
3733 * symtab.cc (Symbol_table::sized_write_global): For undef without
3734 an original weak binding, set binding to global in output.
3735 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3736 * testsuite/Makefile.in: Regenerate.
3737 * testsuite/strong_ref_weak_def.sh: New file.
3738 * testsuite/strong_ref_weak_def_1.c: Ditto.
3739 * testsuite/strong_ref_weak_def_2.c: Ditto.
3741 2010-08-12 Cary Coutant <ccoutant@google.com>
3743 * testsuite/incremental_test.sh: Rewrite.
3744 * testsuite/incremental_test_1.c: Rewrite.
3745 * testsuite/incremental_test_2.c: Rewrite.
3747 2010-08-12 Cary Coutant <ccoutant@google.com>
3749 * arm.cc (Target_arm::got_size): Add const.
3750 (Target_arm::got_entry_count): New function.
3751 (Target_arm::plt_entry_count): New function.
3752 (Target_arm::first_plt_entry_offset): New function.
3753 (Target_arm::plt_entry_size): New function.
3754 (Output_data_plt_arm::entry_count): New function.
3755 (Output_data_plt_arm::first_plt_entry_offset): New function.
3756 (Output_data_plt_arm::get_plt_entry_size): New function.
3757 * i386.cc (Target_i386::got_size): Add const.
3758 (Target_i386::got_entry_count): New function.
3759 (Target_i386::plt_entry_count): New function.
3760 (Target_i386::first_plt_entry_offset): New function.
3761 (Target_i386::plt_entry_size): New function.
3762 (Output_data_plt_i386::entry_count): New function.
3763 (Output_data_plt_i386::first_plt_entry_offset): New function.
3764 (Output_data_plt_i386::get_plt_entry_size): New function.
3765 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3766 find_incremental_inputs_sections. Dump incremental_got_plt section.
3767 * incremental.cc: Include target.h.
3768 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3769 parameter. Adjust all callers. Find incremental_got_plt section.
3770 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3772 (Output_section_incremental_inputs::set_final_data_size): Calculate
3773 size of incremental_got_plt section.
3774 (Output_section_incremental_inputs::do_write): Write the
3775 incremental_got_plt section.
3776 (Got_plt_view_info): New struct.
3777 (Local_got_offset_visitor): New class.
3778 (Global_got_offset_visitor): New class.
3779 (Global_symbol_visitor_got_plt): New class.
3780 (Output_section_incremental_inputs::write_got_plt): New function.
3781 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3782 Add parameter. Adjust all callers.
3783 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3784 (Incremental_inputs::got_plt_section): New function.
3785 (Incremental_inputs::got_plt_section_): New data member.
3786 (Incremental_got_plt_reader): New class.
3787 * layout.cc (Layout::create_incremental_info_sections): Add the
3788 incremental_got_plt section.
3789 * object.h (Got_offset_list::get_list): New function.
3790 (Got offset_list::for_all_got_offsets): New function.
3791 (Sized_relobj::local_got_offset_list): New function.
3792 * powerpc.cc (Target_powerpc::got_size): Add const.
3793 (Target_powerpc::got_entry_count): New function.
3794 (Target_powerpc::plt_entry_count): New function.
3795 (Target_powerpc::first_plt_entry_offset): New function.
3796 (Target_powerpc::plt_entry_size): New function.
3797 (Output_data_plt_powerpc::entry_count): New function.
3798 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3799 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3800 * sparc.cc (Target_sparc::got_size): Add const.
3801 (Target_sparc::got_entry_count): New function.
3802 (Target_sparc::plt_entry_count): New function.
3803 (Target_sparc::first_plt_entry_offset): New function.
3804 (Target_sparc::plt_entry_size): New function.
3805 (Output_data_plt_sparc::entry_count): New function.
3806 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3807 (Output_data_plt_sparc::get_plt_entry_size): New function.
3808 * symtab.h (Symbol::got_offset_list): New function.
3809 (Symbol_table::for_all_symbols): New function.
3810 * target.h (Sized_target::got_entry_count): New function.
3811 (Sized_target::plt_entry_count): New function.
3812 (Sized_target::plt_entry_size): New function.
3813 * x86_64.cc (Target_x86_64::got_size): Add const.
3814 (Target_x86_64::got_entry_count): New function.
3815 (Target_x86_64::plt_entry_count): New function.
3816 (Target_x86_64::first_plt_entry_offset): New function.
3817 (Target_x86_64::plt_entry_size): New function.
3818 (Output_data_plt_x86_64::entry_count): New function.
3819 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3820 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3822 2010-08-12 Cary Coutant <ccoutant@google.com>
3824 * archive.cc: Include incremental.h.
3825 (Archive::Archive): Initialize incremental_info_.
3826 (Archive::include_member): Record archive members in incremental info.
3827 (Add_archive_symbols::run): Record begin and end of an archive in
3829 (Lib_group::include_member): Record objects in incremental info.
3830 * archive.h (Incremental_archive_entry): Forward declaration.
3831 (Archive::set_incremental_info): New member function.
3832 (Archive::incremental_info): New member function.
3833 (Archive::Unused_symbol_iterator): New class.
3834 (Archive::unused_symbols_begin): New member function.
3835 (Archive::unused_symbols_end): New member function.
3836 (Archive::incremental_info_): New data member.
3837 * incremental-dump.cc (find_input_containing_global): New function.
3838 (dump_incremental_inputs): Dump new incremental info sections.
3839 * incremental.cc: Include symtab.h.
3840 (Output_section_incremental_inputs): New class.
3841 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3842 new incremental info sections.
3843 (Sized_incremental_binary::do_check_inputs): Likewise.
3844 (Incremental_inputs::report_archive): Remove.
3845 (Incremental_inputs::report_archive_begin): New function.
3846 (Incremental_inputs::report_archive_end): New function.
3847 (Incremental_inputs::report_object): New function.
3848 (Incremental_inputs::finalize_inputs): Remove.
3849 (Incremental_inputs::report_input_section): New function.
3850 (Incremental_inputs::report_script): Rewrite.
3851 (Incremental_inputs::finalize): Do nothing but finalize string table.
3852 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3853 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3854 (Incremental_inputs::create_data_sections): New function.
3855 (Incremental_inputs::relocs_entsize): New function.
3856 (Output_section_incremental_inputs::set_final_data_size): New function.
3857 (Output_section_incremental_inputs::do_write): New function.
3858 (Output_section_incremental_inputs::write_header): New function.
3859 (Output_section_incremental_inputs::write_input_files): New function.
3860 (Output_section_incremental_inputs::write_info_blocks): New function.
3861 (Output_section_incremental_inputs::write_symtab): New function.
3862 * incremental.h (Incremental_script_entry): Forward declaration.
3863 (Incremental_object_entry): Forward declaration.
3864 (Incremental_archive_entry): Forward declaration.
3865 (Incremental_inputs): Forward declaration.
3866 (Incremental_inputs_header_data): Remove.
3867 (Incremental_inputs_header): Remove.
3868 (Incremental_inputs_header_write): Remove.
3869 (Incremental_inputs_entry_data): Remove.
3870 (Incremental_inputs_entry): Remove.
3871 (Incremental_inputs_entry_write): Remove.
3872 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3873 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3874 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3875 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3877 (Incremental_input_entry): New class.
3878 (Incremental_script_entry): New class.
3879 (Incremental_object_entry): New class.
3880 (Incremental_archive_entry): New class.
3881 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3882 (Incremental_inputs::report_inputs): Remove.
3883 (Incremental_inputs::report_archive): Remove.
3884 (Incremental_inputs::report_archive_begin): New function.
3885 (Incremental_inputs::report_archive_end): New function.
3886 (Incremental_inputs::report_object): Change prototype.
3887 (Incremental_inputs::report_input_section): New function.
3888 (Incremental_inputs::report_script): Change prototype.
3889 (Incremental_inputs::get_reloc_count): New function.
3890 (Incremental_inputs::set_reloc_count): New function.
3891 (Incremental_inputs::create_data_sections): New function.
3892 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3893 (Incremental_inputs::inputs_section): New function.
3894 (Incremental_inputs::symtab_section): New function.
3895 (Incremental_inputs::relocs_section): New function.
3896 (Incremental_inputs::get_stringpool): Add const.
3897 (Incremental_inputs::command_line): Add const.
3898 (Incremental_inputs::inputs): Remove.
3899 (Incremental_inputs::command_line_key): New function.
3900 (Incremental_inputs::input_file_count): New function.
3901 (Incremental_inputs::input_files): New function.
3902 (Incremental_inputs::relocs_entsize): New function.
3903 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3904 (Incremental_inputs::finalize_inputs): Remove.
3905 (Incremental_inputs::Input_info): Remove.
3906 (Incremental_inputs::lock_): Remove.
3907 (Incremental_inputs::inputs_): Change type.
3908 (Incremental_inputs::inputs_map_): Remove.
3909 (Incremental_inputs::current_object_entry_): New data member.
3910 (Incremental_inputs::inputs_section_): New data member.
3911 (Incremental_inputs::symtab_section_): New data member.
3912 (Incremental_inputs::relocs_section_): New data member.
3913 (Incremental_inputs::reloc_count_): New data member.
3914 (Incremental_inputs_reader): New class.
3915 (Incremental_symtab_reader): New class.
3916 (Incremental_relocs_reader): New class.
3917 * layout.cc (Layout::finalize): Move finalization of incremental info
3918 and creation of incremental info sections to follow finalization of
3919 symbol table. Set offsets for postprocessing sections.
3920 (Layout::create_incremental_info_sections): Call
3921 Incremental_inputs::create_data_sections. Add incremental symtab
3922 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3923 sections to layout after input sections.
3924 * layout.h (struct Timespec): Forward declaration.
3925 (Layout::incremental_inputs): Add const.
3926 (Layout::create_incremental_info_sections): Add parameter.
3927 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3928 * object.cc: Include incremental.h.
3929 (Relobj::finalize_incremental_relocs): New function.
3930 (Sized_relobj::do_layout): Record input sections in incremental info.
3931 * object.h (Object::output_section): New function.
3932 (Object::output_section_offset): Moved from Relobj.
3933 (Object::get_incremental_reloc_base): New function.
3934 (Object::get_incremental_reloc_count): New function.
3935 (Object::do_output_section): New function.
3936 (Object::do_output_section_offset): Moved from Relobj.
3937 (Object::do_get_incremental_reloc_base): New function.
3938 (Object::do_get_incremental_reloc_count): New function.
3939 (Object::Object): Initialize new data members.
3940 (Relobj::output_section): Renamed do_output_section and moved to
3942 (Relobj::output_section_offset): Moved to Object.
3943 (Relobj::do_get_incremental_reloc_base): New function.
3944 (Relobj::do_get_incremental_reloc_count): New function.
3945 (Relobj::allocate_incremental_reloc_counts): New function.
3946 (Relobj::count_incremental_reloc): New function.
3947 (Relobj::finalize_incremental_relocs): New function.
3948 (Relobj::next_incremental_reloc_index): New function.
3949 (Relobj::reloc_counts_): New data member.
3950 (Relobj::reloc_bases_): New data member.
3951 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3952 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3953 (Sized_relobj::incremental_relocs_scan): New function.
3954 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3955 (Sized_relobj::incremental_relocs_write): New function.
3956 (Sized_relobj::incremental_relocs_write_reltype): New function.
3957 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3959 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3960 archives and object files elsewhere.
3961 (Add_symbols::run): Report object files here.
3962 (Finish_group::run): Report end of archive at end of group.
3963 * reloc.cc: Include layout.h, incremental.h.
3964 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3965 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3966 (Sized_relobj::incremental_relocs_scan): New function.
3967 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3968 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3969 (Sized_relobj::incremental_relocs_write): New function.
3970 (Sized_relobj::incremental_relocs_write_reltype): New function.
3971 * script.cc (read_input_script): Rewrite test for incremental link.
3972 Change call to Incremental_inputs::report_script.
3973 * symtab.h (Symbol_table::first_global_index): New function.
3974 (Symbol_table::output_count): New function.
3976 2010-08-12 Doug Kwan <dougkwan@google.com>
3978 * arm.cc (Target_arm::merge_object_attributes): Check command line
3979 options --no-wchar-size-warning and --no-enum-size-warning.
3980 * options.h (General_options): Add ld-compatible options
3981 --no-enum-size-warning and --no-wchar-size-warning.
3983 2010-08-04 Ian Lance Taylor <iant@google.com>
3985 * x86_64.cc (Target_x86_64::Scan::local): Use
3986 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3987 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3988 (Target_x86_64::Scan::global): Likewise.
3989 (Target_x86_64::Relocate::relocate): Likewise.
3990 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3993 2010-08-03 Cary Coutant <ccoutant@google.com>
3995 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3996 to reserve space in merged_strings vector. Keep total input size
3998 (Output_merge_string::do_print_merge_stats): Print total input size.
3999 * merge.h (Output_merge_string): Add input_size_ field.
4000 * stringpool.cc (Stringpool_template::string_length): Move
4001 implementations out of Stringpool_template class and place in
4003 * stringpool.h (string_length): Move out of Stringpool_template.
4005 2010-08-03 Ian Lance Taylor <iant@google.com>
4008 * layout.cc (relaxation_loop_body): If address of load segment is
4009 set, adjust address to include headers if possible.
4011 2010-08-03 Ian Lance Taylor <iant@google.com>
4013 * version.cc (version_string): Bump to 1.10.
4015 2010-08-03 Ian Lance Taylor <iant@google.com>
4018 * layout.h (enum Output_section_order): Define.
4019 (class Layout): Update declarations.
4020 * layout.cc (Layout::get_output_section): Add order parameter.
4021 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
4022 is_first_non_relro parameters. Change all callers.
4023 (Layout::choose_output_section): Likewise.
4024 (Layout::add_output_section_data): Likewise.
4025 (Layout::make_output_section): Likewise. Set order.
4026 (Layout::default_section_order): New function.
4027 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
4028 * output.cc (Output_section::Output_section): Initialize order_.
4029 Don't initialize deleted fields.
4030 (Output_segment::Output_segment): Don't initialize deleted
4032 (Output_segment::add_output_section_to_load): New function
4033 replacing add_output_section. Change all callers to call this or
4034 add_output_section_to_nonload.
4035 (Output_segment::add_output_section_to_nonload): New function.
4036 (Output_segment::remove_output_section): Rewrite.
4037 (Output_segment::add_initial_output_data): Likewise.
4038 (Output_segment::has_any_data_sections): Likewise.
4039 (Output_segment::is_first_section_relro): Likewise.
4040 (Output_segment::maximum_alignment): Likewise.
4041 (Output_segment::has_dynamic_reloc): New function replacing
4042 dynamic_reloc_count. Change all callers.
4043 (Output_segment::has_dynamic_reloc_list): New function replacing
4044 dynamic_reloc_count_list. Change all callers.
4045 (Output_segment::set_section_addresses): Rewrite.
4046 (Output_segment::set_offset): Rewrite.
4047 (Output_segment::find_first_and_last_list): Remove.
4048 (Output_segment::set_tls_offsets): Rewrite.
4049 (Output_segment::first_section_load_address): Likewise.
4050 (Output_segment::output_section_count): Likewise.
4051 (Output_segment::section_with_lowest_load_address): Likewise.
4052 (Output_segment::write_section_headers): Likewise.
4053 (Output_segment::print_sections_to_map): Likewise.
4054 * output.h (class Output_data): Remove dynamic_reloc_count_
4055 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
4056 (Output_data::add_dynamic_reloc): Rewrite.
4057 (Output_data::has_dynamic_reloc): New function.
4058 (Output_data::dynamic_reloc_count): Remove.
4059 (class Output_section): Add order_ field. Remvoe is_relro_local_,
4060 is_last_relro_, is_first_non_relro_, is_interp_,
4061 is_dynamic_linker_section_ fields. Add order and set_order
4062 functions. Remove is_relro_local, set_is_relro_local,
4063 is_last_relro, set_is_last_relro, is_first_non_relro,
4064 set_is_first_non_relro functions, is_interp, set_is_interp,
4065 is_dynamic_linker_section, and set_is_dynamic_linker_section
4067 (class Output_segment): Change Output_data_list from std::list to
4068 std:;vector. Add output_lists_ field. Remove output_data_ and
4069 output_bss_ fields. Update declarations.
4071 2010-08-02 Ian Lance Taylor <iant@google.com>
4073 * arm.cc (Target_arm::gc_process_relocs): Use typename.
4074 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
4075 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
4077 2010-08-02 Ian Lance Taylor <iant@google.com>
4080 * script.cc (Script_options::Script_options): Initialize
4081 symbol_definitions_ and symbol_references_.
4082 (Script_options::add_symbol_assignment): Update
4083 symbol_definitions_ and symbol_references_.
4084 (Script_options::add_symbol_reference): New function.
4085 (script_symbol): New function.
4086 * script.h (class Script_options): Add symbol_definitions_ and
4087 symbol_references_ fields.
4088 (Script_options::referenced_const_iterator): New type.
4089 (Script_options::referenced_begin): New function.
4090 (Script_options::referenced_end): New function.
4091 (Script_options::is_referenced): New function.
4092 (Script_options::any_unreferenced): New function.
4093 * script-c.h (script_symbol): Declare.
4094 * yyscript.y (exp): Call script_symbol.
4095 * symtab.cc: Include "script.h".
4096 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
4097 Change all callers. Check symbols referenced by scripts.
4098 (Symbol_table::add_undefined_symbols_from_command_line): Add
4099 layout parameter. Change all callers.
4100 (Symbol_table::do_add_undefined_symbols_from_command_line):
4101 Likewise. Break out loop body. Check symbols referenced by
4103 (Symbol_table::add_undefined_symbol_from_command_line): New
4104 function broken out of
4105 do_add_undefined_symbols_from_command_line.
4106 * symtab.h (class Symbol_table): Update declarations.
4107 * archive.cc: Include "layout.h".
4108 (Archive::should_include_member): Add layout parameter. Change
4109 all callers. Check for symbol mentioned in expression.
4110 * archive.h (class Archive): Update declaration.
4111 * object.cc (Sized_relobj::do_should_include_member): Add layout
4113 * object.h (Object::should_include_member): Add layout parameter.
4115 (Object::do_should_include_member): Add layout parameter.
4116 (class Sized_relobj): Update declaration.
4117 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
4119 * dynobj.h (class Sized_dynobj): Update declaration.
4120 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
4122 * plugin.h (class Sized_pluginobj): Update declaration.
4124 2010-08-02 Ian Lance Taylor <iant@google.com>
4127 * output.cc (Output_segment::set_offset): Search for the first and
4128 last sections rather than assuming that the list is in order.
4129 (Output_segment::find_first_and_last_list): New function.
4130 * output.h (class Output_segment): Update declarations.
4131 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4132 (relro_strip_test_SOURCES): New variable.
4133 (relro_strip_test_DEPENDENCIES): New variable.
4134 (relro_strip_test_LDFLAGS): New variable.
4135 (relro_strip_test_LDADD): New variable.
4136 (relro_strip_test.so): New target.
4138 2010-08-02 Ian Lance Taylor <iant@google.com>
4140 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
4141 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
4142 (Target_i386::got_tlsdesc_section): New function.
4143 (Target_i386::got_section): Create space for GOT entries for
4144 TLSDESC relocations.
4145 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
4147 (Target_i386::Scan::global): Likewise.
4148 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
4150 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
4151 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
4152 (Target_x86_64::got_tlsdesc_section): New function.
4153 (Target_x86_64::got_section): Create space for GOT entries for
4154 TLSDESC relocations.
4155 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
4157 (Target_x86_64::Scan::global): Likewise.
4158 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
4161 2010-08-02 Ian Lance Taylor <iant@google.com>
4163 * testsuite/final_layout.sh: Use dc to convert from hex to
4166 2010-07-29 Sriraman Tallam <tmsriram@google.com>
4168 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
4169 paramter to the call to gold::gc_process_relocs.
4170 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
4171 paramter to the call to gold::gc_process_relocs.
4172 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
4173 parameter to the call to gold::gc_process_relocs.
4174 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
4175 template parameter to the call to gold::gc_process_relocs.
4176 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
4177 paramter to the call to gold::gc_process_relocs.
4178 * gc.h (get_embedded_addend_size): New function.
4179 (gc_process_relocs): Save the size of the reloc for use by ICF.
4180 * icf.cc (get_section_contents): Get the addend from the text section
4181 for SHT_REL relocation sections.
4182 * icf.h (Icf::Reloc_addend_size_info): New typedef.
4183 (Icf::Reloc_info): Add new member reloc_addend_size_info.
4184 * int_encoding.h (read_from_pointer): New overloaded function.
4185 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
4186 * testsuite/icf_sht_rel_addend_test.sh: New file.
4187 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
4188 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
4190 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4192 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4193 * Makefile.in: Regenerate.
4194 * testsuite/Makefile.in: Regenerate.
4196 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
4198 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
4199 * gold/testsuite/debug_msg.cc: Likewise.
4200 * gold/testsuite/odr_violation1.cc
4201 * gold/testsuite/odr_violation2.cc
4203 2010-07-21 Cary Coutant <ccoutant@google.com>
4205 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4206 string, and length fields.
4207 (Output_merge_string::Merged_strings_list): New type.
4208 (Output_merge_string::Merged_strings_lists): New typedef.
4209 (Output_merge_string): Replace merged_strings_ with
4210 merged_strings_lists_.
4211 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
4212 Merged_strings_list per input object and section. Don't store pointer
4213 to the string. Don't store length with each merged string entry.
4214 (Output_merge_string::finalize_merged_data): Loop over list of merged
4215 strings lists. Recompute length of each merged string.
4217 2010-07-15 Cary Coutant <ccoutant@google.com>
4219 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
4222 2010-07-14 Ian Lance Taylor <iant@google.com>
4224 * descriptors.cc (Descriptors::open): Report correct name in error
4227 2010-07-13 Doug Kwan <dougkwan@google.com>
4229 * arm.cc (Arm_input_section::Arm_input_section): For a
4230 SHT_ARM_EXIDX section, always keeps the input sections.
4231 (Arm_input_section::set_exidx_section_link): New method.
4232 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
4233 has_errors_ to false.
4234 (Arm_exidx_input_section::has_errors,
4235 Arm_exidx_input_section::set_has_errors): New methods.
4236 (Arm_exidx_input_section::has_errors_): New data member.
4237 (Arm_relobj::get_exidx_shndx_list): New method.
4238 (Arm_output_section::append_text_sections_to_list): Do not skip
4239 section without SHF_EXECINSTR.
4240 (Arm_output_section::fix_exidx_coverage): Skip input sections with
4242 (Arm_relobj::make_exidx_input_section): Add new parameter for text
4243 section header. Make error messages more verbose. Check for
4244 a non-executable section linked to an EXIDX section.
4245 (Arm_relobj::do_read_symbols): Remove error checking, which has been
4246 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
4247 check that there is no deferred EXIDX section if we exit early.
4248 Instead of not making an EXIDX section in case of an error, make one
4249 and set the has_errors flag of it.
4250 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
4251 in a relocatable link.
4252 (Target_arm::do_relax): Look for the EXIDX output section instead of
4253 assuming that it is called .ARM.exidx.
4254 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4255 section list. Do not check for SHF_EXECINSTR section flags but
4256 skip any input section with errors.
4257 * output.cc (Output_section::Output_section): Initialize
4258 always_keeps_input_sections_ to false.
4259 (Output_section::add_input_section): Check for
4260 always_keeps_input_sections_.
4261 * output.h (Output_section::always_keeps_input_sections,
4262 Output_section::set_always_keeps_input_sections): New methods.
4263 (Output_section::always_keeps_input_sections): New data member.
4265 2010-07-13 Rafael Espindola <espindola@google.com>
4267 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4268 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4270 2010-07-13 Philip Herron <herron.philip@googlemail.com>
4271 Ian Lance Taylor <iant@google.com>
4273 * output.h (Output_section_lookup_maps::add_merge_section):
4274 Correct check of whether value was inserted.
4275 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4276 (Output_section_lookup_maps::add_relaxed_input_section):
4278 * arm.cc (Target_arm::got_section): Remove used local os.
4279 * i386.cc (Target_i386::got_section): Likewise.
4280 * x86_64.cc (Target_x86_64::got_section): Likewise.
4281 * sparc.cc (Target_sparc::got_section): Likewise.
4282 (Target_sparc::relocate): Remove unused local have_got_offset.
4283 * powerpc.cc (Target_powerpc::relocate): Likewise.
4285 2010-07-13 Ian Lance Taylor <iant@google.com>
4287 * compressed_output.cc (zlib_decompress): Fix signature in
4290 * archive.cc (Archive::include_member): Unlock an external member
4291 of a thin archive. Don't bother to delete an object we know is
4294 2010-07-12 Cary Coutant <ccoutant@google.com>
4296 * compressed_output.cc (zlib_decompress): New function.
4297 (get_uncompressed_size): New function.
4298 (decompress_input_section): New function.
4299 * compressed_output.h (get_uncompressed_size): New function.
4300 (decompress_input_section): New function.
4301 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4302 Handle compressed debug sections.
4303 * layout.cc (is_compressed_debug_section): New function.
4304 (Layout::output_section_name): Map compressed section names to
4306 * layout.h (is_compressed_debug_section): New function.
4307 (is_debug_info_section): Recognize compressed debug sections.
4308 * merge.cc: Include compressed_output.h.
4309 (Output_merge_data::do_add_input_section): Handle compressed
4311 (Output_merge_string::do_add_input_section): Handle compressed
4313 * object.cc: Include compressed_output.h.
4314 (Sized_relobj::Sized_relobj): Initialize new data members.
4315 (build_compressed_section_map): New function.
4316 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4317 * object.h (Object::section_is_compressed): New method.
4318 (Object::do_section_is_compressed): New method.
4319 (Sized_relobj::Compressed_section_map): New type.
4320 (Sized_relobj::do_section_is_compressed): New method.
4321 (Sized_relobj::compressed_sections_): New data member.
4322 * output.cc (Output_section::add_input_section): Handle compressed
4324 * reloc.cc: Include compressed_output.h.
4325 (Sized_relobj::write_sections): Handle compressed debug sections.
4327 2010-07-08 Cary Coutant <ccoutant@google.com>
4329 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4330 weak when resolving to a dynamic def.
4331 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4332 for weak undef/dynamic def cases. Adjust callers.
4333 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4334 undef_binding_weak_.
4335 (Symbol_table::sized_write_globals): Adjust symbol binding.
4336 (Symbol_table::sized_write_symbol): Add binding parameter.
4337 * symtab.h (Symbol::set_undef_binding): New method.
4338 (Symbol::is_undef_binding_weak): New method.
4339 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4340 (Symbol_table::should_override): Add new parameter.
4341 (Symbol_table::sized_write_symbol): Add new parameter.
4343 * testsuite/weak_undef_file1.cc: Add new test case.
4344 * testsuite/weak_undef_file2.cc: Fix header comment.
4345 * testsuite/weak_undef_test.cc: Add new test case.
4347 2010-06-29 Doug Kwan <dougkwan@google.com>
4349 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4350 Initialize USE_SYMBOL_.
4351 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4353 (Arm_reloc_property::uses_symbol_): New data member declaration.
4354 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4355 uses symbol value and symbol is undefined but not weakly undefined.
4357 2010-06-28 Rafael Espindola <espindola@google.com>
4359 * plugin.cc (Plugin::load): Use dlerror.
4361 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4363 * symtab.cc (detect_odr_violations): When reporting an ODR
4364 violation, report an object where the symbol is defined.
4366 2010-06-25 Doug Kwan <dougkwan@google.com>
4368 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4369 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4371 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4372 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4373 target hook to detect function points.
4374 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4375 * icf.h (Icf::check_section_for_function_pointers): Change type of
4376 parameter SECTION_NAME to const reference to std::string. Use
4377 target hook to determine if section may have unsafe pointers.
4378 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4381 2010-06-21 Rafael Espindola <espindola@google.com>
4383 * fileread.cc (Input_file::find_fie): New
4384 (Input_file::open): Use Input_file::find_fie.
4385 * fileread.h (Input_file::find_fie): New
4386 * plugin.cc (set_extra_library_path): New.
4387 (Plugin::load): Add set_extra_library_path to the transfer vector.
4388 (Plugin_manager::set_extra_library_path): New.
4389 (Plugin_manager::add_input_file): Use the extra search path if set.
4390 (set_extra_library_path(): New.
4391 * plugin.h (Plugin_manager): Add set_extra_library_path and
4394 2010-06-19 Cary Coutant <ccoutant@google.com>
4396 * layout.cc (gdb_sections): Add .debug_types.
4397 (lines_only_debug_sections): Likewise.
4399 2010-06-18 Rafael Espindola <espindola@google.com>
4401 * plugin.cc (add_input_file,add_input_library)
4402 (Plugin_manager::add_input_file): Make filename arguments const.
4403 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4406 2010-06-16 Doug Kwan <dougkwan@google.com>
4408 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4409 .ARM.attributes section if we have not merged any input
4410 attributes sections.
4412 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4414 * arm.cc: Allow combining objects with no EABI version
4417 2010-06-15 Rafael Espindola <espindola@google.com>
4419 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4421 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4423 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4424 (struct iovec): Correct !HAVE_READV definition.
4426 2010-06-10 Cary Coutant <ccoutant@google.com>
4428 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4429 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4431 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4434 * symtab.h (Symbol::is_placeholder): New member function.
4435 * target-reloc.h (relocate_section): Check for placeholder symbols.
4437 * testsuite/Makefile.am (plugin_test_8): New test.
4438 (plugin_test_9): New test.
4439 * testsuite/Makefile.in: Regenerate.
4441 2010-06-09 Nick Clifton <nickc@redhat.com>
4443 * yyscript.y (input_list_element): Allow strings prefixed with
4444 the '-' character. Treat these as libraries.
4445 * script.cc (script_add_library): New function. Adds a library
4446 specified by "-l<name>" found in an input script.
4447 * script-c.h: Add prototype for script_add_library.
4449 2010-06-07 Doug Kwan <dougkwan@google.com>
4451 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4452 Restrict stub-group size to be within long conditional branch
4453 range when working around cortex-A8 erratum.
4455 2010-06-07 Damien Diederen <dd@crosstwine.com>
4457 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4460 2010-06-03 Sriraman Tallam <tmsriram@google.com>
4464 (Output_section::Input_section_sort_entry::compare_section_ordering):
4465 Change to return non-zero correctly.
4466 (Output_section::Input_section_sort_section_order_index_compare
4467 ::operator()): Change to fix ambiguity in comparisons.
4469 2010-06-01 Sriraman Tallam <tmsriram@google.com>
4471 * gold.h (is_wildcard_string): New function.
4472 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4473 (Layout::layout_eh_frame): Ditto.
4474 (Layout::find_section_order_index): New method.
4475 (Layout::read_layout_from_file): New method.
4476 * layout.h (Layout::find_section_order_index): New method.
4477 (Layout::read_layout_from_file): New method.
4478 (Layout::input_section_position_): New private member.
4479 (Layout::input_section_glob_): New private member.
4480 * main.cc (main): Call read_layout_from_file here.
4481 * options.h (--section-ordering-file): New option.
4482 * output.cc (Output_section::input_section_order_specified_): New
4484 (Output_section::Output_section): Initialize new member.
4485 (Output_section::add_input_section): Add new parameter.
4486 Keep input sections when --section-ordering-file is used.
4487 (Output_section::set_final_data_size): Sort input sections when
4488 section ordering file is specified.
4489 (Output_section::Input_section_sort_entry): Add new parameter.
4491 (Output_section::Input_section_sort_entry::compare_section_ordering):
4493 (Output_section::Input_section_sort_compare::operator()): Change to
4494 consider section_order_index.
4495 (Output_section::Input_section_sort_init_fini_compare::operator()):
4496 Change to consider section_order_index.
4497 (Output_section::Input_section_sort_section_order_index_compare
4498 ::operator()): New method.
4499 (Output_section::sort_attached_input_sections): Change to sort
4500 according to section order when specified.
4501 (Output_section::add_input_section<32, true>): Add new parameter.
4502 (Output_section::add_input_section<64, true>): Add new parameter.
4503 (Output_section::add_input_section<32, false>): Add new parameter.
4504 (Output_section::add_input_section<64, false>): Add new parameter.
4505 * output.h (Output_section::add_input_section): Add new parameter.
4506 (Output_section::input_section_order_specified): New
4508 (Output_section::set_input_section_order_specified): New method.
4509 (Input_section::Input_section): Initialize section_order_index_.
4510 (Input_section::section_order_index): New method.
4511 (Input_section::set_section_order_index): New method.
4512 (Input_section::section_order_index_): New member.
4513 (Input_section::Input_section_sort_section_order_index_compare): New
4515 (Output_section::input_section_order_specified_): New member.
4516 * script-sections.cc (is_wildcard_string): Delete and move modified
4518 (Output_section_element_input::Output_section_element_input): Modify
4519 call to is_wildcard_string.
4520 (Output_section_element_input::Input_section_pattern
4521 ::Input_section_pattern): Ditto.
4522 (Output_section_element_input::Output_section_element_input): Ditto.
4523 * testsuite/Makefile.am (final_layout): New test case.
4524 * testsuite/Makefile.in: Regenerate.
4525 * testsuite/final_layout.cc: New file.
4526 * testsuite/final_layout.sh: New file.
4528 2010-06-01 Rafael Espindola <espindola@google.com>
4530 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4532 2010-06-01 Rafael Espindola <espindola@google.com>
4534 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4535 visibility of symbols.
4537 2010-05-27 Doug Kwan <dougkwan@google.com>
4539 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4540 from start of output section instead of address for a local symbol
4541 in a merged or relaxed section when doing a relocatable link.
4543 2010-05-26 Rafael Espindola <espindola@google.com>
4546 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4547 adding sections the garbage collector removed.
4548 * gold/testsuite/Makefile.am: Add test.
4549 * gold/testsuite/Makefile.in: Regenerate.
4550 * gold/testsuite/plugin_test_7.sh: New.
4551 * gold/testsuite/plugin_test_7_1.c: New.
4552 * gold/testsuite/plugin_test_7_2.c: New.
4554 2010-05-26 Rafael Espindola <espindola@google.com>
4556 * script-sections.cc (Output_section_definition::set_section_addresses):
4557 Check for --section-start.
4559 2010-05-26 Doug Kwan <dougkwan@google.com>
4561 * arm.cc (Arm_scan_relocatable_relocs): New class.
4562 (Target_arm::relocate_special_relocatable): New method.
4563 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4564 (Arm_relocate_functions::thumb_branch_common): Same.
4565 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4566 instead of Default_scan_relocatable_relocs.
4567 * target-reloc.h (relocate_for_relocatable): Let target handle
4568 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4569 * target.h (Sized_target::relocate_special_relocatable): New method.
4571 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4573 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4575 2010-05-23 Doug Kwan <dougkwan@google.com>
4577 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4579 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4580 with a direct branch, not a conditional branch, to a stub.
4581 * merge.cc (Output_merge_base::record_input_section): New method
4583 (Output_merge_data::do_add_input_section): Record input section if
4584 keeps-input-sections flag is set.
4585 (Output_merge_string::do_add_input_section): Ditto.
4586 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4587 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4589 (Output_merge_base::keeps_input_sections,
4590 Output_merge_base::set_keeps_input_sections,
4591 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4593 (Output_merge_base::Input_sections): New type declaration.
4594 (Output_merge_base::input_sections_begin,
4595 Output_merge_base::input_sections_end,
4596 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4597 (Output_merge_base::bool keeps_input_sections_,
4598 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4599 Output_merge_base::input_sections_): New data members.
4600 (Output_merge_data::do_set_keeps_input_sections): New method
4602 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4603 * output.cc (Output_section::Input_section::relobj): Move method
4604 defintion from class declaration to here and handle merge sections.
4605 (Output_section::Input_section::shndx): Ditto.
4606 (Output_section::Output_section): Remove initializations of removed
4607 data members and initialize new data member LOOKUP_MAPS_.
4608 (Output_section::add_input_section): Set keeps-input-sections flag
4609 for a newly created merge output section as appropriate. Adjust code
4610 to use Output_section_lookup_maps class.
4611 (Output_section::add_relaxed_input_section): Adjst code for lookup
4612 maps code refactoring.
4613 (Output_section::add_merge_input_section): Add a new parameter
4614 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4615 class. If adding input section to a newly created merge output
4616 section fails, remove the new merge section.
4617 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
4618 Adjust code for use of the Output_section_lookup_maps class.
4619 (Output_section::find_merge_section): Ditto.
4620 (Output_section::build_lookup_maps): New method defintion.
4621 (Output_section::find_relaxed_input_section): Adjust code to use
4622 Output_section_lookup_maps class.
4623 (Output_section::get_input_sections): Export merge sections. Adjust
4624 code to use Output_section_lookup_maps class.
4625 (Output_section:::add_script_input_section): Adjust code to use
4626 Output_section_lookup_maps class. Update lookup maps for merge
4628 (Output_section::discard_states): Use Output_section_lookup_maps.
4629 (Output_section::restore_states): Same.
4630 * output.h (Merge_section_properties): Move class defintion out of
4632 (Output_section_lookup_maps): New class.
4633 (Output_section::Input_section::is_merge_section): New method
4635 (Output_section::Input_section::relobj): Move defintion out of class
4636 defintion. Declare method only.
4637 (Output_section::Input_section::shndx): Ditto.
4638 (Output_section::Input_section::output_merge_base): New method defintion.
4639 (Output_section::Input_section::u2_.pomb): New union field.
4640 (Output_section::Merge_section_by_properties_map,
4641 Output_section::Output_section_data_by_input_section_map,
4642 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4644 (Output_section::add_merge_input_section): Add new parameter
4645 KEEPS_INPUT_SECTIONS.
4646 (Output_section::build_lookup_maps): New method declaration.
4647 (Output_section::merge_section_map_,
4648 Output_section::merge_section_by_properties_map_,
4649 Output_section::relaxed_input_section_map_,
4650 Output_section::is_relaxed_input_section_map_valid_): Remove data
4652 (Output_section::lookup_maps_): New data member.
4654 2010-05-21 Doug Kwan <dougkwan@google.com>
4657 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4658 avoid a compilation error.
4660 2010-05-19 Rafael Espindola <espindola@google.com>
4662 * script-sections.cc (Output_section_definition::allocate_to_segment):
4663 Update the phdrs_list even when the output section is NULL.
4664 * testsuite/Makefile.am: Add test.
4665 * testsuite/Makefile.in: Regenerate.
4666 * testsuite/script_test_9.cc: New.
4667 * testsuite/script_test_9.sh: New.
4668 * testsuite/script_test_9.t: New.
4670 2010-05-19 Doug Kwan <dougkwan@google.com>
4672 * arm.cc (Arm_input_section::original_size): New method.
4673 (Arm_input_section::do_addralign): Add a cast.
4674 (Arm_input_section::do_output_offset): Remove static cast.
4675 (Arm_input_section::original_addralign,
4676 Arm_input_section::original_size_): Change type to uint32_t.
4677 (Arm_input_section::init): Add safe casts for section alignment
4679 (Arm_input_section::set_final_data_size): Do not set address and
4680 offset of stub table.
4681 (Arm_output_section::fix_exidx_coverage): Change use of of
4682 Output_section::Simple_input_section to that of
4683 Output_section::Input_section.
4684 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4685 except for the first pass.
4686 * output.cc (Output_section::get_input_sections): Change type of
4687 input_sections to std::list<Input_section>.
4688 (Output_section::add_script_input_section): Rename from
4689 Output_section::add_simple_input_section. Change type of SIS
4690 parameter from Simple_input_section to Input_section.
4691 * output.h (Output_section::Simple_input_section): Remove class.
4692 (Output_section::Input_section): Change class visibility to public.
4693 (Output_section::Input_section::addralign): Use stored alignments
4694 for special input sections if set.
4695 (Output_section::Input_section::set_addralign): New method.
4696 (Output_section::get_input_sections): Change parameter type from
4697 list of Simple_input_section to list of Input_section.
4698 (Output_section::add_script_input_section): Rename from
4699 Output_section::add_simple_input_section. Change first parameter's
4700 type from Simple_input_section to Input_section and remove the
4701 second and third parameters.
4702 * script-sections.cc (Input_section::Input_section_list): Change
4703 type to list of Output_section::Input_section/
4704 (Input_section_info::Input_section_info): Change parameter type of
4705 INPUT_SECTION to Output_section::Input_section.
4706 (Input_section_info::input_section): Change return type.
4707 (Input_section_info::input_section_): Change type to
4708 Output_section::Input_section.
4709 (Output_section_element_input::set_section_addresses): Adjust code
4710 to use Output_section::Input_section instead of
4711 Output_section::Simple_input_section. Adjust code for renaming
4712 of Output_section::add_simple_input_section.
4713 (Orphan_output_section::set_section_addresses): Ditto.
4715 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4717 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4718 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4720 2010-05-18 Rafael Espindola <espindola@google.com>
4722 * options.cc (General_options::finalize): Handle -nostdlib.
4723 * options.h (nostdlib): New option.
4724 * script.cc (script_add_search_dir): Handle -nostdlib.
4726 2010-05-12 Doug Kwan <dougkwan@google.com>
4728 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4729 attributes section only if there no attributes section after merging.
4730 (Target_arm::merge_object_attributes): Move value of
4731 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
4732 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4733 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4734 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4735 and arm_attr_merge_7.stdout.
4736 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4737 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4738 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4739 arm_attr_merge_7b.o): New rules.
4740 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4742 * testsuite/Makefile.in: Regenerate.
4743 * testsuite/arm_attr_merge.sh: New file.
4744 * testsuite/arm_attr_merge_[67][ab].s: Same.
4746 2010-05-05 Nick Clifton <nickc@redhat.com>
4748 * po/es.po: Updated Spanish translation.
4750 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4752 * Makefile.am (install-exec-local): Properly install gold as
4753 default cross linker.
4754 * Makefile.in: Regenerated.
4756 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4757 Nick Clifton <nickc@redhat.com>
4759 * configure.ac (install_as_default): Define and set to false
4760 unless --enable-gold or --enable-gold=both/gold has been
4762 * configure: Regenerate.
4764 * Makefile.am (install-exec-local): Install the executable as
4765 'ld.gold'. If install_as_default is true then also install it as
4767 * Makefile.in: Regenerated.
4769 2010-04-24 Ian Lance Taylor <iant@google.com>
4771 * layout.cc (Layout::layout_reloc): In relocatable link don't
4772 combine reloc sections for grouped sections.
4774 2010-04-23 Sriraman Tallam <tmsriram@google.com>
4776 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4777 sections that are not ordinary to icf.
4778 * icf.cc (get_section_contents): Handle relocation pointing to section
4779 with no object or shndx information.
4780 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4781 * testsuite/Makefile.in: Regenerate.
4782 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4783 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4785 2010-04-22 Ian Lance Taylor <iant@google.com>
4787 * expression.cc (Expression::Expression_eval_info): Add
4788 result_alignment_pointer field.
4789 (Expression::eval_with_dot): Add result_alignment_pointer
4790 parameter. Change all callers.
4791 (Expression::eval_maybe_dot): Likewise.
4792 (class Binary_expression): Add alignment_pointer parameter to
4793 left_value and right_value. Change all callers.
4794 (BINARY_EXPRESSION): Set result alignment.
4795 (class Trinary_expression): Add alignment_pointer parameter to
4796 arg2_value and arg3_value. Change all callers.
4797 (Trinary_cond::value): Set result alignment.
4798 (Max_expression::value, Min_expression::value): Likewise.
4799 (Align_expression::value): Likewise.
4800 * script-sections.cc (class Sections_element): Add dot_alignment
4801 parameter to set_section_addresses virtual function. Update
4803 (class Output_section_element): Likewise.
4804 (Script_sections::create_segments): Add dot_alignment parameter.
4806 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4807 (Script_sections::set_phdrs_clause_addresses): Likewise.
4808 * script-sections.h: Update declarations.
4809 * script.h: Update declarations.
4810 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4812 * testsuite/script_test_3.t: Set large alignment.
4813 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4814 segment has expected alignment.
4816 2010-04-22 Nick Clifton <nickc@redhat.com>
4818 * po/gold.pot: Updated by the Translation project.
4819 * po/vi.po: Updated Vietnamese translation.
4821 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4823 * testsuite/Makefile.am (check_PROGRAMS): Add
4824 icf_virtual_function_folding_test.
4825 * testsuite/Makefile.in: Regenerated.
4827 2010-04-15 Andrew Haley <aph@redhat.com>
4829 * options.h (merge_exidx_entries): New option.
4830 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4831 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4832 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4833 (Target_arm::merge_exidx_entries): New function.
4834 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4835 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4836 to Arm_exidx_fixup constructor.
4837 Add new arg, merge_exidx_entries.
4838 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4839 Arm_output_section::fix_exidx_coverage.
4841 2010-04-18 Sriraman Tallam <tmsriram@google.com>
4843 * icf.cc (get_section_contents): Check for preemptible functions.
4844 Ignore addend when appropriate.
4845 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4847 (add_from_relobj): Check for section folded.
4848 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4849 * symtab.h (should_add_dynsym_entry): Add new parameter.
4850 * target-reloc.h (scan_relocs): Check for section folded.
4851 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4852 Check reloc types for function pointers in shared objects.
4853 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4855 (icf_preemptible_functions_test): New test case.
4856 (icf_string_merge_test): New test case.
4857 * testsuite.Makefile.in: Regenerate.
4858 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4859 bar_glob. Refactor code.
4860 * testsuite/icf_preemptible_functions_test.cc: New file.
4861 * testsuite/icf_preemptible_functions_test.sh: New file.
4862 * testsuite/icf_string_merge_test.cc: New file.
4863 * testsuite/icf_string_merge_test.sh: New file.
4864 * testsuite/icf_virtual_function_folding_test.cc: New file.
4865 * testsuite/icf_virtual_function_folding_test.sh: New file.
4867 2010-04-14 Doug Kwan <dougkwan@google.com>
4869 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4870 for local symbol recounting if we remove a section due to ICF.
4871 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4872 there are no regular objects in input.
4874 2010-04-13 Doug Kwan <dougkwan@google.com>
4876 * arm.cc (Arm_input_section::set_final_data_size): Compute
4877 accurate final data size instead of using current data size.
4879 2010-04-09 Doug Kwan <dougkwan@google.com>
4881 * layout.cc (Layout::choose_output_section): Handle script section
4883 (Layout::make_output_section_for_script): Add section type parameter.
4884 Handle script section types.
4885 * layout.h (Layout::make_output_section_for_script): Add section
4887 * output.cc (Output_section::Output_section): Initialize data member
4889 (Output_section::do_reset_address_and_file_offset): Do not set address
4890 to 0 if section is a NOLOAD section.
4891 * output.h (Output_section::is_noload): New method.
4892 (Output_section::set_is_noload): Ditto.
4893 (Output_section::is_noload_): New data member.
4894 * script-c.h (Script_section_type): New enum type.
4895 (struct Parser_output_section_header): Add new file section_type.
4896 * script-sections.cc (Sections_element::output_section_name): Add
4897 parameter for returning script section type.
4898 (Output_section_definition::output_section_name): Ditto.
4899 (Output_section_definition::section_type)P; New method.
4900 (Output_section_definiton::script_section_type_name): Ditto.
4901 (Output_section_definition::script_section_type_): New data member.
4902 (Output_section_definition::Output_section_definition): Initialize
4903 data member Output_section_definition::script_section_type_.
4904 (Output_section_definition::create_sections): Pass script section type
4905 to Layout::make_output_section_for_script.
4906 (Output_section_definition::output_section_name): Return script
4907 section type to caller.
4908 (Output_section_definition::set_section_address): Do not advance
4909 dot value and load address if section type is NOLOAD. Set address
4910 of NOLOAD sections regardless of section flags.
4911 (Output_section_definition::print): Print section type if it is
4912 not SCRIPT_SECTION_TYPE_NONE.
4913 (Output_section_definition::section_type): New method.
4914 (Output_section_definition::script_section_type_name): Ditto.
4915 (Script_sections::output_section_name): Add new parameter
4916 PSECTION_TYPE for returning script section type. Pass it to
4917 section elements. Handle discard sections.
4918 (Sort_output_sections::operator()): Handle NOLOAD sections.
4919 * script-sections.h (Script_sections::Section_type): New enum type.
4920 (Script_sections::output_section_name): Add a new parameter for
4921 returning script section type.
4922 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4924 * yyscript.y (union): Add new field SECTION_TYPE.
4925 (COPY, DSECT, INFO, NOLOAD): New tokens.
4926 (opt_address_and_section_type): Change type to output_section_header.
4927 (section_type): New non-terminal
4928 (section_header): Handle section type.
4929 (opt_address_and_section_type): Return section type value.
4931 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4933 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4934 * testsuite/plugin_common_test_2.c (foo): Likewise.
4936 2010-04-08 Doug Kwan <dougkwan@google.com>
4938 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4940 * output.cc (Output_section::add_merge_input_section): Simplify
4941 code and return status of Output_merge_base::add_input_section.
4942 Update merge section map only if Output_merge_base::add_input_section
4945 2010-04-07 Doug Kwan <dougkwan@google.com>
4947 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4948 if section is marked as containing instructions but has no mapping
4950 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4951 correct section index.
4952 (Arm_relobj::find_linked_text_section): Ditto.
4954 2010-04-07 Cary Coutant <ccoutant@google.com>
4956 * archive.cc (include_member): Destroy Read_symbols_data object before
4958 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4959 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4960 (Read_symbols_data::~Read_symbols_data) New destructor.
4961 (Section_relocs::Section_relocs) New constructor.
4962 (Section_relocs::~Section_relocs) New destructor.
4963 (Read_relocs_data::Read_relocs_data) New constructor.
4964 (Read_relocs_data::~Read_relocs_data) New destructor.
4965 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4966 pointers to NULL after deleting.
4968 2010-04-07 Doug Kwan <dougkwan@google.com>
4970 * arm.cc: Replace "endianity" with "endianness" in comments.
4971 (Arm_exidx_cantunwind): Ditto.
4972 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4973 (Arm_relobj::merge_flags_and_attributes): New method.
4974 (Arm_relobj::merge_flags_and_attributes_): New data member.
4975 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4976 (Arm_relobj::scan_sections_for_stubs): Ditto.
4977 (Arm_relobj::do_read_symbols): Check to see if we really want to
4978 merge processor-specific flags and attributes. Exit early if
4979 an object is empty except for section names and the undefined symbol.
4980 (Target_arm::do_finalize_sections): Move check for ELF format to
4981 Arm_relobj::do_read_symbols. Merge processor specific flags and
4982 attributes from a regular object only when we have determined that
4983 it is aapropriate. Do not create an .ARM.attributes section in
4984 output if there is no regular input object.
4985 (Target_arm::merge_processor_specific_flags): Check
4986 --warn-mismatch before printing any error.
4987 (Target_arm::merge_object_attributes): Ditto.
4988 * gold.cc (queue_middle_tasks): Handle the case in which there is
4989 no regular object in input.
4990 * options.cc (General_options::parse_EB): New method.
4991 (General_options::parse_EL): Same.
4992 (General_options::General_options): Initialize endianness_.
4993 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4995 (General_options::Endianness): New enum.
4996 (General_options::endianness): New method.
4997 (General_options::endianness_): New data member.
4998 * parameters.cc (Parameters::set_options): Check target endianness.
4999 (Parameters::set_target_once): Ditto.
5000 (Parameters::check_target_endianness): New method.
5001 (parameters_force_valid_target): If either -EL or -EB is specified,
5002 use it to define endianness of default target.
5003 * parameters.h (Parameters::check_target_endianness): New method
5005 * target.h (class Target): Change "endianity" to "endianness"
5008 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5010 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
5011 * configure: Regenerate.
5012 * Makefile.in: Regenerate.
5013 * testsuite/Makefile.in: Regenerate.
5015 2010-04-06 Cary Coutant <ccoutant@google.com>
5018 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
5019 prevailing definitions of common symbols.
5020 * testsuite/plugin_test_6.sh: New test case.
5021 * testsuite/plugin_common_test_1.c: New test case.
5022 * testsuite/plugin_common_test_2.c: New test case.
5023 * testsuite/Makefile.am (plugin_test_6): New test case.
5024 * testsuite/Makefile.in: Regenerate.
5026 2010-04-06 Nick Clifton <nickc@redhat.com>
5028 * po/vi.po: New Vietnamese translation.
5030 2010-03-30 Doug Kwan <dougkwan@google.com>
5032 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
5034 2010-03-25 Doug Kwan <dougkwan@google.com>
5036 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
5037 to avoid a conversion warning on a 32-bit host.
5039 2010-03-24 Ian Lance Taylor <iant@google.com>
5041 * testsuite/script_test_3.t: Add a TLS segment.
5042 * testsuite/Makefile.am (check_PROGRAMS): Add
5043 tls_phdrs_script_test.
5044 (tls_phdrs_script_test_SOURCES): Define.
5045 (tls_phdrs_script_test_DEPENDENCIES): Define.
5046 (tls_phdrs_script_test_LDFLAGS): Define.
5047 (tls_phdrs_script_test_LDADD): Define.
5048 * testsuite/Makefile.in: Rebuild.
5050 2010-03-23 Cary Coutant <ccoutant@google.com>
5052 * fileread.cc (find_or_make_view): Fix comment.
5054 2010-03-23 Ian Lance Taylor <iant@google.com>
5056 * script-sections.cc (class Orphan_section_placement): Define
5057 PLACE_TLS and PLACE_TLS_BSS.
5058 (Orphan_section_placement::Orphan_section_placement): Initialize
5060 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
5061 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
5062 (tls_script_test_SOURCES): Define.
5063 (tls_script_test_DEPENDENCIES): Define.
5064 (tls_script_test_LDFLAGS): Define.
5065 (tls_script_test_LDADD): Define.
5066 * testsuite/Makefile.in: Rebuild.
5068 2010-03-22 Doug Kwan <dougkwan@google.com>
5070 * arm.cc (Arm_relocate_functions::abs8,
5071 Arm_relocate_functions::abs16): Use correct check for overflow
5072 specified in the ARM ELF specs.
5073 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
5074 target of a BLX instruction specially.
5075 (Reloc_stub::stub_type_for_reloc): Ditto.
5076 (Relocate::relocate): Use symbolic names instead of numeric relocation
5077 codes to report error.
5078 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
5080 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
5081 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
5082 thumb2_blx_out_of_range.stdout
5083 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
5084 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
5085 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
5086 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
5087 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
5088 thumb2_blx_in_range, thumb2_blx_in_range.o,
5089 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
5090 thumb2_blx_out_of_range.o): New rules.
5091 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
5092 thumb2_blx_in_range and thumb2_blx_out_of_range.
5093 * testsuite/Makefile.in: Regenerate.
5094 * arm_branch_in_range.sh: Add tests for THUMB BLX.
5095 * testsuite/thumb_blx_in_range.s: New file.
5096 * testsuite/thumb_blx_out_of_range.s: New file.
5098 2010-03-22 Rafael Espindola <espindola@google.com>
5100 * archive.cc (Should_include): Move to archive.h.
5101 (should_include_member): Make it a member of Archive.
5103 (Add_lib_group_symbols): New.
5104 * archive.h: Include options.h.
5105 (Archive_member): Moved from Archive.
5106 (Should_include): Moved from archive.cc.
5108 (Add_lib_group_symbols): New.
5109 * dynobj.cc (do_should_include_member): New.
5110 * dynobj.h (do_should_include_member): New.
5111 * gold.cc (queue_initial_tasks): Update call to queue.
5112 * main.cc (main): Print lib group stats.
5113 * object.cc (do_should_include_member): New.
5114 * object.h: Include archive.h.
5115 (Object::should_include_member): New.
5116 (Object::do_should_include_member): New.
5117 (Sized_relobj::do_should_include_member): New.
5118 * options.cc (General_options::parse_start_lib): New.
5119 (General_options::parse_end_lib): New.
5120 (Input_arguments::add_file): Handle lib groups.
5121 (Input_arguments::start_group): Check we are not in a lib.
5122 (Input_arguments::start_lib): New.
5123 (Input_arguments::end_lib): New.
5124 * options.h (General_options): Add start_lib and end_lib.
5125 (Input_argument::lib_): New.
5126 (Input_argument::lib): New.
5127 (Input_argument::is_lib): New.
5128 (Input_file_lib): New.
5129 (Input_arguments::in_lib_): New.
5130 (Input_arguments::in_lib): New.
5131 (Input_arguments::start_lib): New.
5132 (Input_arguments::end_lib_): New.
5133 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
5134 in unused members as preempted.
5135 (Sized_pluginobj::do_should_include_member): New.
5136 * plugin.h (Sized_pluginobj::do_should_include_member): New.
5137 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
5139 (Read_symbols::do_whole_lib_group): New.
5140 (Read_symbols::do_lib_group): New.
5141 (Read_symbols::do_read_symbols): Handle lib groups.
5142 (Read_symbols::get_name): Handle lib groups.
5143 * readsyms.h (Read_symbols): Add an archive member pointer.
5144 (Read_symbols::do_whole_lib_group): New.
5145 (Read_symbols::do_lib_group): New.
5146 (Read_symbols::member_): New.
5147 * script.cc (read_input_script): Update call to queue_soon.
5149 2010-03-19 Doug Kwan <dougkwan@google.com>
5151 * arm.cc (Stub_table::Stub_table): Initialize new data members
5152 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5153 (Stub_table::add_reloc_stub): Assign stub offset and update
5154 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5155 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
5157 (Stub_table::update_data_size_and_addralign): Use
5158 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
5159 instead of going over all reloc stubs.
5160 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
5161 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5162 Stringpool_template::offset_ to size of Stringpool_char.
5163 (Stringpool_template::new_key_offset): Remove code to initialize
5164 Stringpool_template::offset_.
5165 * stringpool.h (Stringpool_template::set_no_zero_null): Set
5166 Stringpool_template::offset_ to zero.
5168 2010-03-15 Doug Kwan <dougkwan@google.com>
5170 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5172 (Stringpool_template::new_key_offset): New method.
5173 (Stringpool_template::add_string): Assign offsets when adding new
5175 (Stringpool_template::set_string_offsets): Do not set string offsets
5176 when not optimizing.
5177 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
5179 (Chunked_vector::clear): Clear size_.
5180 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
5181 (Chunked_vector::size): Return size_.
5182 (Chunked_vector::push_back): Use size_ to find insert position.
5183 (Chunked_vector::size_): New data member.
5184 (Stringpool_template::set_no_zero_null): Assert string set is empty.
5185 (Stringpool_template::new_key_offset): New method declaration.
5186 (Stringpool_template::offset_): New data member.
5188 2010-03-15 Rafael Espindola <espindola@google.com>
5190 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
5191 Add_symbols' constructor.
5192 * readsyms.h (Add_symbols): Remove the input_group member.
5194 2010-03-10 Ian Lance Taylor <iant@google.com>
5196 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
5197 target to ask whether a reference to a symbol requires a stack
5199 * target.h (Target::is_call_to_non_split): New function.
5200 (Target::do_is_call_to_non_split): Declare virtual function.
5201 * target.cc: Include "symtab.h".
5202 (Target::do_is_call_to_non_split): New function.
5203 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
5205 2010-03-10 Cary Coutant <ccoutant@google.com>
5207 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
5208 (File_read::open[1]): Remove initial mapping of whole_file_view_.
5209 (File_read::open[2]): Add whole_file_view_ to list of views.
5210 (File_read::make_view): Remove test of whole_file_view_.
5211 (File_read::find_or_make_view): Create whole_file_view_ if
5213 (File_read::clear_views): Replace bool parameter with enum;
5214 adjust all callers. Don't delete views with permanent data;
5215 do delete cached views and views from archives if
5216 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
5217 if clearing the corresponding view.
5218 * fileread.h (File_read::Clear_views_mode): New enum.
5219 (File_read::View::is_permanent_view): New method.
5220 (File_read::clear_views): Replace bool parameter
5221 with enum; adjust all callers.
5222 * options.h (General_options): Change keep_files_mapped option;
5223 add map_whole_files.
5224 * readsyms.cc (Add_symbols::run): Delete sd_ object before
5226 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
5229 2010-03-10 David S. Miller <davem@davemloft.net>
5231 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
5233 2010-03-09 Sriraman Tallam <tmsriram@google.com>
5235 * icf.cc (get_section_contents): Add '@' marker after processing the
5238 2010-03-08 Doug Kwan <dougkwan@google.com>
5240 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
5241 due to a conversion warning.
5242 (Arm_relobj::update_output_local_symbol_count): Check for local
5243 symbol with unset output index.
5245 2010-03-05 Ian Lance Taylor <iant@google.com>
5247 * options.h (class General_options): Add --spare-dynamic-tags.
5248 * output.cc (Output_data_dynamic::set_final_data_size): Implement
5249 --spare-dynamic-tags.
5251 2010-03-05 Ian Lance Taylor <iant@google.com>
5253 * incremental.cc: Include "libiberty.h".
5255 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5257 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5258 function, is_info_ member.
5259 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5260 (Versions::Versions): Update caller.
5261 (Versions::define_base_version): Likewise.
5262 (Versions::add_def): Likewise.
5264 2010-03-03 Sriraman Tallam <tmsriram@google.com>
5266 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5267 (Scan::possible_function_pointer_reloc): New function.
5268 (Scan::local_reloc_may_be_function_pointer): Change to call
5269 possible_function_pointer_reloc.
5270 (Scan::global_reloc_may_be_function_pointer): Ditto.
5271 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5272 relocations in ".data.rel.ro._ZTV" section.
5273 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5274 * testsuite/icf_safe_so_test.cc: Ditto.
5275 * testsuite/icf_safe_test.cc: Ditto.
5276 * testsuite/icf_safe_test.sh: Ditto.
5278 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5279 Ian Lance Taylor <iant@google.com>
5281 * target-reloc.h (relocate_section): Check the symbol table index
5282 for -1U before setting the local symbol index.
5283 (scan_relocatable_relocs): If copying the relocation, record that
5284 the local symbol is required.
5285 * object.h (Symbol_value::is_output_symtab_index_set): New
5287 (Symbol_value::may_be_discarded_from_output_symtab): New
5289 (Symbol_value::has_output_symtab_entry): New function.
5290 (Symbol_value::needs_output_symtab_entry): Remove.
5291 (Symbol_value::output_symtab_index): Make sure the symbol index is
5293 (Symbol_value::set_output_symtab_index): Make sure the symbol
5294 index is not set. Make sure the new index is valid.
5295 (Symbol_value::set_must_have_output_symtab_entry): New function.
5296 (Symbol_value::has_output_dynsym_entry): New function.
5297 (Symbol_value::set_output_dynsym_index): Make sure the new index
5299 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5300 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5301 local symbol if permitted.
5302 (Sized_relobj::do_finalize_local_symbols): Call
5303 is_output_symtab_index_set rather than needs_output_symtab_entry.
5304 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5305 rather than needs_output_symtab_entry. Call
5306 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5307 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5308 is_output_symtab_index_set rather than needs_output_symtab_entry.
5309 * testsuite/discard_locals_relocatable_test.c: New file.
5310 * testsuite/discard_locals_test.sh: Test -r.
5311 * testsuite/Makefile.am (check_DATA): Add
5312 discard_locals_relocatable_test1.syms,
5313 discard_local_relocatable_test2.syms.
5314 (MOSTLYCLEANFILES): Likewise. Also add
5315 discard_locals_relocatable_test1.lout and
5316 discard_locals_relocatable_test2.out.
5317 (discard_locals_relocatable_test1.syms): New target.
5318 (discard_locals_relocatable_test.o): New target.
5319 (discard_locals_relocatable_test1.out): New target.
5320 (discard_locals_relocatable_test2.syms): New target.
5321 (discard_locals_relocatable_test2.out): New target.
5322 (various): Add missing ../ld-new dependencies.
5323 * testsuite/Makefile.in: Rebuild.
5325 2010-03-03 Nick Clifton <nickc@redhat.com>
5327 * po/fi.po: New Finnish translation.
5329 2010-03-01 Doug Kwan <dougkwan@google.com>
5331 * layout.cc (Layout::Layout): Force section types of .init_array*,
5332 .preinit_array* and .fini_array* sections.
5333 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5334 Fix check of return value of std::string::find.().
5335 (Output_section::Input_section_sort_compare::operator()): Remove
5336 comment about .init_array.
5337 (Output_section::Input_section_sort_init_fini_compare::operator()):
5339 (Output_section::sort_attached_input_sections): Handle .init_array
5340 and .fini_array specially.
5341 * output.h (Output_section::Inut_section_sort_compare): Update
5343 (Output_section::Input_section_sort_init_fini_compare): New struct.
5345 2010-02-26 Doug Kwan <dougkwan@google.com>
5347 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5348 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5349 * testsuite/debug_msg.sh: Avoid matching source line number for
5350 use of global variable undef_int.
5352 2010-02-26 Doug Kwan <dougkwan@google.com>
5354 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5355 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5356 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5357 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5358 * options.cc (General_options::General_options): Initialize member
5360 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5361 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5362 and rm_no_fix_v4bx.stdout
5363 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5364 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5365 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5366 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5367 and arm_no_fix_v4bx.
5368 * Makefile.in: Regenerate.
5369 * testsuite/arm_fix_v4bx.s: New file.
5370 * testsuite/arm_fix_v4bx.sh: Ditto.
5372 2010-02-24 Doug Kwan <dougkwan@google.com>
5374 * arm.cc (Target_arm::got_section): Make the .got section the first
5375 non RELRO section in the data segment.
5376 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5377 suffixes of section names.
5379 2010-02-24 Doug Kwan <dougkwan@google.com>
5381 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5382 flags and attributes merging if an input file is a binary file.
5383 * fileread.cc (Input_file::open): Record format of original file.
5384 * fileread.h (Input_file::Format): New enum type.
5385 (Input_file::Input_file): Initialize data member format_.
5386 (Input_file::format): New method definition.
5387 (Input_file::format_):: New data member.
5389 2010-02-24 Doug Kwan <dougkwan@google.com>
5391 * arm.cc (Arm_output_data_got): New class.
5392 (ARM_TCB_SIZE): New constant
5393 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5394 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5395 If user uses a script with a SECTIONS clause, issue only a warning
5396 for a misplaced EXIDX input section. Otherwise, issue an error.
5397 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5399 (Target_arm::got_mode_index_entry): Handle static linking.
5400 (Target_arm::Scan::local): Ditto.
5401 (Target_arm::Scan::global): Ditto.
5402 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5403 all incorrectly implemented relocations.
5404 (Target_arm::fix_exidx_coverage): Pass layout to
5405 Arm_output_section::fix_exidx_coverage.
5406 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5407 from ".ARM.exidx." and ".ARM.extab.".
5409 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5411 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5412 section if it does not already exist.
5413 * attributes.cc (Attributes_section_data::Attributes_section_data):
5414 Don't crash if size is zero.
5416 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5417 Ian Lance Taylor <iant@google.com>
5419 * gold.cc (queue_middle_tasks): If no input files were opened,
5421 * workqueue.h (Task_function::Task_function): Assert that there is
5424 2010-02-22 Doug Kwan <dougkwan@google.com>
5426 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5427 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5428 types to avoid warnings due to different uint64_t implementations
5431 2010-02-21 Doug Kwan <dougkwan@google.com>
5433 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5434 handling of the maximum backward branch offset.
5435 (Arm_relocate_functions::thumb_branch_common): Ditto.
5436 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5437 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
5438 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
5439 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5440 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5441 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5442 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5443 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5444 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5445 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5446 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5447 thumb2_bl_out_of_range.o): New rules.
5448 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5449 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5450 thumb2_bl_out_of_range
5451 * testsuite/Makefile.in: Regenerate.
5452 * testsuite/arm_bl_in_range.s: New file.
5453 * testsuite/arm_bl_out_of_range.s: Ditto.
5454 * testsuite/arm_branch_in_range.sh: Ditto.
5455 * testsuite/arm_branch_range.t: Ditto.
5456 * testsuite/thumb2_branch_range.t: Ditto.
5457 * testsuite/thumb_bl_in_range.s: Ditto.
5458 * testsuite/thumb_bl_out_of_range.s: Ditto.
5459 * testsuite/thumb_branch_range.t: Ditto.
5461 2010-02-20 Sriraman Tallam <tmsriram@google.com>
5463 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5464 Add reloc offset information.
5465 * icf.cc (get_section_contents): Change iterators to point to the new
5466 vectors. Add reloc offset information to the contents.
5467 * icf.h (Icf::Sections_reachable_info): New typedef.
5468 (Icf::Sections_reachable_list): New typedef.
5469 (Icf::Offset_info): New typedef.
5470 (Icf::Reloc_info): New struct typedef.
5471 (Icf::Reloc_info_list): New typedef.
5472 (Icf::symbol_reloc_list): Delete method.
5473 (Icf::addend_reloc_list): Delete method.
5474 (Icf::section_reloc_list): Delete method.
5475 (Icf::reloc_info_list): New method.
5476 (Icf::reloc_info_list_): New member.
5478 2010-02-19 Doug Kwan <dougkwan@google.com>
5480 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5481 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5482 * arm.cc (Arm_relocation_functions): New forward declaration.
5483 (Target_arm::Target_arm): Initialize new data members
5484 got_mod_index_offset_ and tls_base_symbol_defined_.
5485 (Target_arm::Relocate::relocate_tls): New method.
5486 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5487 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5489 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5490 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5491 (Target_arm::got_mod_index_offset_,
5492 Target_arm::tls_base_symbol_defined_): New data members.
5493 (Target_arm::Scan::local, Target::Scan::global,
5494 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5497 2010-02-18 Doug Kwan <dougkwan@google.com>
5499 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5500 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5501 text section as a parameter becuase some broken tools may not set
5502 the link in section header.
5503 (Target_arm::has_got_section): New method.
5504 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5505 without any mapping symbol as data only. Remove warning.
5506 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5507 link in its section header, try to discover the link by inspecting the
5508 REL31 relocation at the beginning of the section.
5509 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5511 (Target_arm::Scan::global): Treat any reference to the symbol
5512 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5514 2010-02-12 Sriraman Tallam <tmsriram@google.com>
5516 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5517 (Scan::global_reloc_may_be_function_pointer): New function.
5518 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5519 (Scan::global_reloc_may_be_function_pointer): New function.
5520 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5521 (Scan::global_reloc_may_be_function_pointer): New function.
5522 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5523 (Scan::global_reloc_may_be_function_pointer): New function.
5524 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5525 (Scan::global_reloc_may_be_function_pointer): New function.
5526 (Scan::possible_function_pointer_reloc): New function.
5527 (Target_x86_64::can_check_for_function_pointers): New function.
5528 * gc.h (gc_process_relocs): Scan relocation types to determine if
5529 function pointers were taken for targets that support it.
5530 * icf.cc (Icf::find_identical_sections): Include functions for
5531 folding in safe ICF whose pointer is not taken.
5532 * icf.h (Secn_fptr_taken_set): New typedef.
5533 (fptr_section_id_): New member.
5534 (section_has_function_pointers): New function.
5535 (set_section_has_function_pointers): New function.
5536 (check_section_for_function_pointers): New function.
5537 * options.h: Fix comment for safe ICF option.
5538 * target.h (can_check_for_function_pointers): New function.
5539 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5540 Modify icf_safe_test for X86-64.
5541 * testsuite/Makefile.in: Regenerate.
5542 * testsuite/icf_safe_so_test.cc: New file.
5543 * testsuite/icf_safe_so_test.sh: New file.
5544 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5545 (main): Change to take pointer to function kept_func_3.
5546 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5547 folding is done correctly for X86-64.
5549 2010-02-12 David S. Miller <davem@davemloft.net>
5551 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5552 is_symbolless parameter.
5553 (Output_reloc<SHT_REL>::is_symbolless): New.
5554 (Output_reloc<SHT_REL>::is_symbolless_): New.
5555 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5556 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5557 (Output_reloc<SHT_RELA>::is_symbolless): New.
5558 (Output_data_reloc::add_global): Handle is_symbolless.
5559 (Output_data_reloc::add_global_relative): Likewise.
5560 (Output_data_reloc::add_local): Likewise.
5561 (Output_data_reloc::add_local_relative): Likewise.
5562 (Output_data_reloc::add_symbolless_global_addend): New.
5563 (Output_data_reloc::add_symbolless_local_addend): New.
5564 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5566 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5567 instead of ->is_relative_
5568 (Output_reloc::write): Likewise.
5569 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5570 (Output_reloc::write_rel): Simplify.
5572 * sparc.cc (Target_sparc::Scan::local): Use
5573 ->add_symbolless_local_addend as needed.
5574 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5575 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5576 based upon relocation offset.
5578 2010-02-11 Doug Kwan <dougkwan@google.com>
5580 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5581 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5582 beginning of function.
5583 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5584 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5585 parameter is_32bit in calls to should_apply_static_reloc.
5586 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5587 (check_DATA): Add arm_abs_global.stdout.
5588 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5589 arm_abs_global.stdout): New rules.
5590 (MOSTLLYCLEANFILES): Add arm_abs_global
5591 * Makefile.in: Regenerate.
5592 * testsuite/arm_abs_global.s: New file.
5593 * testsuite/arm_abs_global.sh: Ditto.
5594 * testsuite/arm_abs_lib.s: Ditto.
5596 2010-02-11 Ian Lance Taylor <iant@google.com>
5598 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5600 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5601 Allocate_commons_task first.
5602 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5603 task, rather than symtab_lock_.
5604 (Gc_process_relocs::~Gc_process_relocs): New function.
5605 (Gc_process_relocs::is_runnable): Check this_blocker_.
5606 (Gc_process_relocs::locks): Use next_blocker_ rather than
5608 (Scan_relocs::~Scan_relocs): New function.
5609 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5611 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5613 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5614 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5615 constructor accordingly.
5616 (class Gc_process_relocs): Likewise.
5617 (class Scan_relocs): Likewise.
5618 * common.h (class Allocate_commons_task): Remove symtab_lock_
5619 field, and corresponding constructor parameter.
5620 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5622 (Allocate_commons_task::locks): Likewise.
5624 2010-02-11 Ian Lance Taylor <iant@google.com>
5626 * gold-threads.h (class Once): Define.
5627 (class Initialize_lock): Rewrite as child of Once.
5628 * gold-threads.cc (class Once_initialize): Define.
5629 (once_pointer_control): New static variable.
5630 (once_pointer, once_arg): New static variables.
5631 (c_run_once): New static function.
5632 (Once::Once, Once::run_once, Once::internal_run): New functions.
5633 (class Initialize_lock_once): Remove.
5634 (initialize_lock_control): Remove.
5635 (initialize_lock_pointer): Remove.
5636 (initialize_lock_once): Remove.
5637 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5638 (Initialize_lock::initialize): Rewrite.
5639 (Initialize_lock::do_run_once): New function.
5640 * archive.cc (Archive::interpret_header): Only clear name if it is
5642 * fileread.cc: Include "gold-threads.h"
5643 (file_counts_lock): New static variable.
5644 (file_counts_initialize_lock): Likewise.
5645 (File_read::release): Only increment counts when using --stats.
5646 Use a lock around the increment.
5647 * parameters.cc (class Set_parameters_target_once): Define.
5648 (set_parameters_target_once): New static variable.
5649 (Parameters::Parameters): Move here from parameters.h.
5650 (Parameters::set_target): Rewrite.
5651 (Parameters::set_target_once): New function.
5652 (Parameters::clear_target): Move here and rewrite.
5653 * parameters.h (class Parameters): Update declarations. Add
5654 set_parameters_target_once_ field.
5655 (Parameters::Parameters): Move to parameters.cc.
5656 (Parameters::clear_target): Likewise.
5657 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5659 (Start_group::~Start_group): New function.
5660 (Start_group::is_runnable): New function.
5661 (Start_group::locks, Start_group::run): New functions.
5662 (Finish_group::run): Change saw_undefined to size_t.
5663 * readsyms.h (class Start_group): Define.
5664 (class Finish_group): Change saw_undefined_ field to size_t.
5665 (Finish_group::Finish_group): Remove saw_undefined and
5666 this_blocker parameters. Change all callers.
5667 (Finish_group::set_saw_undefined): New function.
5668 (Finish_group::set_blocker): New function.
5669 * symtab.h (class Symbol_table): Change saw_undefined to return
5670 size_t. Change saw_undefined_ field to size_t.
5671 * target-select.cc (Set_target_once::do_run_once): New function.
5672 (Target_selector::Target_selector): Initialize set_target_once_
5673 field. Don't initialize lock_ and initialize_lock_ fields.
5674 (Target_selector::instantiate_target): Rewrite.
5675 (Target_selector::set_target): New function.
5676 * target-select.h (class Set_target_once): Define.
5677 (class Target_selector): Update declarations. Make
5678 Set_target_once a friend. Remove lock_ and initialize_lock_
5679 fields. Add set_target_once_ field.
5681 2010-02-10 Ian Lance Taylor <iant@google.com>
5683 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5685 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5686 (queue_middle_tasks): Add all blockers before queueing any tasks.
5687 (queue_final_tasks): Likewise.
5688 * token.h (Task_token::add_blockers): New function.
5689 * object.h (Input_objects::number_of_relobjs): New function.
5691 2010-02-10 Ian Lance Taylor <iant@google.com>
5693 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5694 shared, not if not position independent.
5695 * x86_64.cc (Relocate::relocate_tls): Likewise.
5696 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5697 (tls_pie_pic_test): New target.
5698 * testsuite/Makefile.in: Rebuild.
5700 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5701 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5702 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5703 * testsuite/Makefile.in: Rebuild.
5705 2010-02-09 David S. Miller <davem@davemloft.net>
5707 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5708 R_SPARC_RELATIVE using ->add_local_relative().
5709 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5711 * output.h (Output_data_dynamic::add_section_size): New method
5712 that takes two Output_data objects.
5713 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5714 entry param. Handle it in initializers.
5715 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5716 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5717 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5719 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5720 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5721 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5722 for dynrel_includes_plt.
5723 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5724 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5725 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5727 (Target_sparc::do_finalize_sections): Update to pass true for
5728 dynrel_includes_plt.
5729 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5730 output before .rela.plt
5731 (Target_powerpc::do_finalize_sections): Update to pass true for
5732 dynrel_includes_plt when 32-bit.
5734 2010-02-08 Doug Kwan <dougkwan@google.com>
5736 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5738 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5739 Arm_relobj::scan_section_for_cortex_a8_stubs,
5740 Arm_relobj::do_relocation_section): Instead of calling
5741 Output_section::output_address, use faster
5742 Arm_relobj::simple_input_section_output_address.
5744 2010-02-08 David S. Miller <davem@davemloft.net>
5746 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5747 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5748 relocation helper function.
5750 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5751 just like R_SPARC_GOT{10,13,22}.
5752 (Target_sparc::Scan::local): Likewise.
5753 (Target_sparc::Relocate:relocate): Likewise.
5755 2010-02-06 Ian Lance Taylor <iant@google.com>
5757 * configure.ac: Rewrite targetobjs duplicate removal code to use
5758 only shell constructs.
5759 * configure: Rebuild.
5761 2010-02-05 Doug Kwan <dougkwan@google.com>
5764 * arm.cc (Arm_relobj::section_is_scannable): New method.
5765 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5766 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5768 2010-02-04 Doug Kwan <dougkwan@google.com>
5771 * arm-reloc-property.cc (cstdio): Include.
5772 * configure.ac (targetobjs): Remove duplicates.
5773 * configure: Regenerate.
5774 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5775 big and little endian version for a given address size.
5777 2010-02-03 Doug Kwan <dougkwan@google.com>
5779 * arm-reloc-property.cc
5780 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5782 * arm-reloc-property.h
5783 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5784 New method definition.
5785 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5787 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5789 (GOT_PREL): Change implemented to Y.
5790 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5791 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5792 (Arm_relocate_functions::movw_abs_nc): Remove method.
5793 (Arm_relocate_functions::movt_abs): Ditto.
5794 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5795 (Arm_relocate_functions::thm_movt_abs): Ditto.
5796 (Arm_relocate_functions::movw_rel_nc): Ditto.
5797 (Arm_relocate_functions::movw_rel): Ditto.
5798 (Arm_relocate_functions::movt_rel): Ditto.
5799 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5800 (Arm_relocate_functions:thm_movw_rel): Ditto.
5801 (Arm_relocate_functions:thm_movt_rel): Ditto.
5802 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5803 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5804 New method definitions.
5805 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5806 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5807 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5808 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5809 (Target_arm::Relocate::relocate): Check for non-static or
5810 unimplemented relocation code and exit early. Change calls to
5811 Target_arm::reloc_uses_thumb_bit and
5812 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5813 instead. Refactor code to handle similar relocations to increase
5814 code sharing. Remove check for unsupported relocation code in switch
5816 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5817 relocation property table to find out size. Change error message to
5818 print out the name of a relocation code instead of the numeric value.
5819 (Target_arm::scan_reloc_for_stub): Use relocation property table
5820 instead of calling Target_arm::reloc_uses_thumb_bit().
5822 2010-02-02 Doug Kwan <dougkwan@google.com>
5824 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5825 types of relaxed input section.
5827 2010-02-02 Doug Kwan <dougkwan@google.com>
5829 * Makefile.am (HFILES): Add arm-reloc-property.h.
5831 (TARGETSOURCES): Add arm-reloc-property.cc
5832 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5833 (libgold_a_SOURCES): $(DEFFILES)
5834 * Makefile.in: Regenerate.
5835 * arm-reloc-property.cc: New file.
5836 * arm-reloc-property.h: New file.
5837 * arm-reloc.def: New file.
5838 * arm.cc: Update comments.
5839 (arm-reloc-property.h): New included header.
5840 (arm_reloc_property_table): New global variable.
5841 (Target_arm::do_select_as_default_target): New method definition.
5842 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5843 arm-reloc-property to targ_extra_obj.
5844 * parameters.cc (set_parameters_target): Call
5845 Target::select_as_default_target().
5846 * target.h (Target::select_as_default_target): New method definition.
5847 (Target::do_select_as_default_target): Same.
5849 2010-02-01 Doug Kwan <dougkwan@google.com>
5851 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5852 first_output_text_section_.
5853 (Arm_exidx_fixup::first_output_text_section): New method definition.
5854 (Arm_exidx_fixup::first_output_text_section_): New data member.
5855 (Arm_exidx_fixup::process_exidx_section): Record the first text
5856 output section seen.
5857 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5858 and entsize in output section header.
5860 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5862 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5863 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5864 (Arm_relocate_functions::thm_alu11): New Method.
5865 (Arm_relocate_functions::thm_pc8): New Method.
5866 (Arm_relocate_functions::thm_pc12): New Method.
5867 (Target_arm::Scan::local): Handle the relocations.
5868 (Target_arm::Scan::global): Likewise.
5869 (Target_arm::Relocate::relocate): Likewise.
5870 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5872 2010-01-29 Doug Kwan <dougkwan@google.com>
5874 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5875 of relocation types as ld.
5877 2010-01-29 Doug Kwan <dougkwan@google.com>
5879 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5881 (Arm_relocate_functions::thumb_branch_common): Ditto.
5882 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5883 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5884 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5885 Arm_relocate_functions::jump24): Remove.
5886 (Target_arm::Relocate::relocate): Adjust code to call
5887 Arm_relocation_functions::arm_branch_common and
5888 Arm_relocation_functions::thumb_branch_common instead of their removed
5889 wrappers. Merge switch-cases together to reduce source code size.
5891 2010-01-29 Doug Kwan <dougkwan@google.com>
5893 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5894 output_local_symbol_count_needs_update_.
5895 (Arm_relobj::output_local_symbol_count_needs_update,
5896 Arm_relobj::set_output_local_symbol_count_needs_update,
5897 Arm_relobj::update_output_local_symbol_count): New methods.
5898 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5900 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5901 of pointed function as in a R_ARM_PREL31 relocation.
5902 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5903 for output local symbol count updating.
5904 (Target_arm::do_relax): Update output local symbol counts in objects
5906 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5908 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5910 * arm.cc: Added support for the ARM relocations:
5911 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5912 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5913 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5915 (Arm_relocate_functions::movw_rel): New method.
5916 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5917 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5919 (Arm_relocate_functions::thm_movw_rel): New method.
5920 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5922 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5924 (Target_arm::Scan::global): Likewise.
5925 (Target_arm::Relocate::relocate): Likewise.
5926 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5929 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5931 * arm.cc: Added support for ARM group relocations.
5932 (Target_arm::reloc_needs_sym_origin): New method.
5933 (Arm_relocate_functions::calc_grp_kn): New method.
5934 (Arm_relocate_functions::calc_grp_residual): New method.
5935 (Arm_relocate_functions::calc_grp_gn): New method.
5936 (Arm_relocate_functions::arm_grp_alu): New Method.
5937 (Arm_relocate_functions::arm_grp_ldr): New Method.
5938 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5939 (Arm_relocate_functions::arm_grp_ldc): New Method.
5940 (Target_arm::Scan::local): Handle the ARM group relocations.
5941 (Target_arm::Scan::global): Likewise.
5942 (Target_arm::Relocate::relocate): Likewise.
5943 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5946 2010-01-26 Doug Kwan <dougkwan@google.com>
5948 * arm.cc (set): Include.
5949 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5951 (Arm_output_section::Text_section_list): New type.
5952 (Arm_output_section::append_text_sections_to_list): New method.
5953 (Arm_output_section::fix_exidx_coverage): Ditto.
5954 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5955 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5956 Relobj::set_section_offset() instead of
5957 Sized_relobj::invalidate_section_offset().
5958 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5959 parameter for section headers. Ignore relocation sections for
5960 unallocated sections and EXIDX sections.
5961 (Target_arm::fix_exidx_coverage): New method.
5962 (Target_arm::output_section_address_less_than): New type.
5963 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5964 linked text section instead of the EXIDX section.
5965 (Arm_output_section::create_stub_group): Add an assertion to check
5966 that this is not an EXIDX output section.
5967 (Arm_output_section::append_text_sections_to_list): New method.
5968 (Arm_output_section::fix_exidx_coverage): Ditto.
5969 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5970 Arm_relobj::section_needs_reloc_stub_scanning.
5971 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5973 (Target_arm::fix_exidx_coverage): New method.
5974 * object.h (Relobj::set_output_section): New method.
5975 (Sized_relobj::invalidate_section_offset): Remove method.
5976 (Sized_relobj::do_invalidate_section_offset): Remove method.
5977 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5979 2010-01-25 Doug Kwan <dougkwan@google.com>
5981 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5982 Fix warning due to signed and unsigned comparison on a 32-bit host.
5984 2010-01-22 Doug Kwan <dougkwan@google.com>
5986 * arm.cc (Target_arm::do_relax): Record an output section for section
5987 offset adjustment it contains any stub table that has changed.
5988 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5989 offsets in an output section if necessary.
5990 * output.cc (Output_section::Output_section): Initialize
5991 section_offsets_need_adjustments_.
5992 (Output_section::add_input_section_for_script): Renamed to
5993 Output_section::add_simple_input_section.
5994 (Output_section::save_states): Add a comment.
5995 (Output_section::discard_states): New method defintion.
5996 (Output_section::adjust_section_offsets): Same.
5997 * output.h (Output_section::add_input_section_for_script): Renamed to
5998 Output_section::add_simple_input_section.
5999 (Output_section::discard_states): New method declaration.
6000 (Output_section::adjust_section_offsets): Same.
6001 (Output_section::section_offsets_need_adjustment,
6002 Output_section::set_section_offsets_need_adjustment): New method
6004 (Output_section::section_offsets_need_adjustment_): New data member.
6005 * script-sections.cc
6006 (Output_section_element_input::set_section_address): Adjust code for
6007 renaming of Output_section::add_input_section_for_script.
6008 (Orphan_output_section::set_section_address): Same.
6010 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6012 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
6013 Fix_v4bx enum values .
6014 * gold/options.h (General_options): New option definitions.
6015 (General_options::fix_v4bx): New method.
6016 (General_options::Fix_v4bx): New enum.
6017 * gold/options.cc (General_options::parse_fix_v4bx): New method.
6018 (General_options::parse_fix_v4bx_interworking): New method.
6020 2010-01-22 Doug Kwan <dougkwan@google.com>
6022 * arm.cc (Arm_exidx_fixup): New class.
6024 2010-01-21 Doug Kwan <dougkwan@google.com>
6026 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
6028 (Arm_exidx_section_offset_map): New type.
6030 2010-01-21 Doug Kwan <dougkwan@google.com>
6032 * arm.cc (Arm_exidx_input_section): New class.
6033 (Arm_relobj::exidx_input_section_by_link,
6034 Arm_relobj::exidx_input_section_by_shndx,
6035 Arm_relobj::make_exidx_input_section): New methods.
6036 (read_arm_attributes_section): Remove.
6037 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
6038 information about them.
6039 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
6042 2010-01-20 Doug Kwan <dougkwan@google.com>
6044 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
6045 Input_section_specifier to Section_id.
6046 (Target_arm::new_arm_input_section: Adjust code for change of key
6048 (Target_arm::find_arm_input_section): Ditto.
6049 * gc.h (object.h): Include for Section_id nand Section_id_hash.
6050 (Section_id): Remove.
6051 (Garbage_collection::Section_id_hash): Remove.
6052 * icf.h (object.h): Include for Section_id nand Section_id_hash.
6053 (Section_id): Remove.
6054 (Icf::Section_id_hash): Remove.
6055 * object.h (Section_id, Const_section_id, Section_id_hash,
6056 Const_section_id_hash): New type definitions.
6057 * output.cc (Output_section::add_relaxed_input_section): Change to
6058 use Const_section_id instead of Input_section_specifier as key type.
6059 (Output_section::add_merge_input_section): Ditto.
6060 (Output_section::build_relaxation_map): Change to use Section_id
6061 instead of Input_section_specifier as key type.
6062 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6064 (Output_section::convert_input_sections_to_relaxed_sections): Change
6065 to use Const_section_id instead of Input_section_specifier as key type.
6066 (Output_section::find_merge_section): Ditto.
6067 (Output_section::find_relaxed_input_section): Ditto.
6068 * output.h (Input_section_specifier): Remove class.
6069 (Output_section::Output_section_data_by_input_section_map): Change
6070 key type to Const_section_id.
6071 (Output_section::Output_relaxed_input_section_by_input_section_map):
6073 (Output_section::Relaxation_map): Change key type to Section_id.
6075 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6077 * gold/arm.cc: Added support for R_ARM_V4BX relocation
6078 (class Arm_v4bx_stub): New class.
6079 (DEF_STUBS): Updated definition to support v4_veneer_bx.
6080 (Stub_factory::make_arm_v4bx_stub): New method.
6081 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
6082 (Stub_table::empty): Handle v4bx stubs.
6083 (Stub_table::add_arm_v4bx_stub): New method.
6084 (Stub_table::find_arm_v4bx_stub): New method.
6085 (Arm_relocate_functions::v4bx): New method.
6086 (Target_arm::fix_v4bx): New method.
6087 (Target_arm::Target_arm): Handle R_ARM_V4BX.
6088 (Stub_table::relocate_stubs): Likewise.
6089 (Stub_table::do_write): Likewise.
6090 (Stub_table::update_data_size_and_addralign): Likewise.
6091 (Stub_table::finalize_stubs): Likewise.
6092 (Target_arm::Scan::local): Likewise.
6093 (Target_arm::Scan::global): Likewise.
6094 (Target_arm::do_finalize_sections): Likewise.
6095 (Target_arm::Relocate::relocate): Likewise.
6096 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6098 (Target_arm::scan_reloc_for_stub): Likewise.
6099 (Target_arm::scan_reloc_section_for_stubs): Likewise.
6101 2010-01-19 Ian Lance Taylor <iant@google.com>
6103 * output.cc (Output_section_headers::do_sized_write): Write large
6104 segment count to sh_info field.
6105 (Output_file_header::do_sized_write): For large segment count,
6106 write PN_XNUM to e_phnum field.
6108 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6110 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
6111 (Arm_relocate_functions::thm_jump8): New function.
6112 (Arm_relocate_functions::thm_jump11): New function.
6113 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
6115 (Target_arm::Scan::global): Likewise.
6116 (Target_arm::Relocate::relocate): Likewise.
6117 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6120 2010-01-14 Doug Kwan <dougkwan@google.com>
6122 * arm.cc (map, utility): Include headers.
6123 (Target_arm::apply_cortex_a8_workaround): New method.
6124 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
6125 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
6126 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
6127 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
6128 the --[no-]fix-cortex-a8 command line options.
6129 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
6130 (Target_arm::relocate_stub): Use addend in instruction template.
6131 * options.h (DEFINE_bool): Set the user-set flag.
6132 (General_options): Add --[no-]-fix-cortex options.
6133 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
6134 : Update fast look-up map after conversion.
6136 2010-01-14 Sriraman Tallam <tmsriram@google.com>
6138 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
6139 in the first pass of do_layout.
6141 2010-01-13 Doug Kwan <dougkwan@google.com>
6143 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6144 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
6145 apparent compiler problem of not folding static constant integral
6146 data members of elfcpp::Elf_sizes<32>.
6148 2010-01-13 Doug Kwan <dougkwan@google.com>
6150 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6151 Arm_relobj::section_needs_cortex_a8_stub_scanning,
6152 Arm_relobj::scan_section_for_cortex_a8_erratum,
6153 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
6154 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
6155 sections to scan for relocation stubs into a new method
6156 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
6157 relocation and Cortex-A8 stub scanning.
6158 (Target_arm::do_relax): Force stubs to be after stubbed sections
6159 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
6160 the beginning of a new relaxation pass. Update a comment.
6161 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
6163 2010-01-12 Ian Lance Taylor <iant@google.com>
6165 * target-reloc.h (visibility_error): New inline function.
6166 (relocate_section): Call visibility_error.
6167 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
6168 (MOSTLYCLEANFILES): Likewise.
6169 (protected_4_pic.o, protected_3.err): New targets.
6170 * testsuite/protected_4.cc: New file.
6172 2010-01-12 Doug Kwan <dougkwan@google.com>
6174 * arm.cc (Cortex_a8_reloc): New class.
6175 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
6176 and cortex_a8_relocs_info_.
6177 (Target_arm::fix_cortex_a8): New method definition.
6178 (Target_arm::Cortex_a8_relocs_info): New type.
6179 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
6180 New data member declarations.
6181 (Target_arm::scan_reloc_for_stub): Record information about
6182 relocations for THUMB branches that might be exempted from the
6183 Cortex-A8 workaround.
6184 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
6185 at the beginning of a relaxation pass.
6187 2010-01-12 Doug Kwan <dougkwan@google.com>
6189 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
6190 (Arm_relobj::Mapping_symbol_position,
6191 Arm_reloj::Mapping_symbol_position_less,
6192 Arm_relobj::Mapping_symbols_info): New types.
6193 (Target_arm::is_mapping_symbol_name): New method definition.
6194 (Arm_relobj::do_count_local_symbols): Save information about mapping
6197 2010-01-11 Doug Kwan <dougkwan@google.com>
6199 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
6200 Arm_relocate_functions::thumb32_branch_upper,
6201 Arm_relocate_functions::thumb32_branch_lower,
6202 Arm_relocate_functions::thumb32_cond_branch_offset,
6203 Arm_relocate_functions::thumb32_cond_branch_upper,
6204 Arm_relocate_functions::thumb32_cond_branch_lower,
6205 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
6206 branch offset encoding.
6207 (Arm_relocate_functions::thumb_branch_common): Use new branch
6208 offset encoding methods to avoid code duplication.
6209 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
6210 (Stub_addend_reader::operator()): Use new branch encoding method
6211 to avoid code duplication.
6213 2010-01-11 Doug Kwan <dougkwan@google.com>
6215 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
6216 (Target_arm::do_finalize_sections): Define special EXIDX section
6217 symbols only if referenced.
6218 * gc.h (Garbage_collection::add_reference): New method.
6219 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
6222 2010-01-11 Ian Lance Taylor <iant@google.com>
6224 * script.cc (Version_script_info::build_expression_list_lookup):
6225 Change complaing about duplicate wildcard match from error to
6228 * script.cc (class Lazy_demangler): Recreate--revert part of patch
6230 (Version_script_info::Version_script_info): Initialize globs_,
6231 default_version_, default_is_global_, and exact_. Don't
6232 initialize globals_ or locals_.
6233 (Version_script_info::build_lookup_tables): Build local symbols
6235 (Version_script_info::unquote): New function.
6236 (Version_script_info::add_exact_match): New function.
6237 (Version_script_info::build_expression_list_lookup): Remove lookup
6238 parameter. Add is_global parameter. Change all callers. Handle
6239 wildcard pattern specially. Unquote pattern. Call
6241 (Version_script_info::get_name_to_match): New function.
6242 (Version_script_info::get_symbol_version): New function.
6243 (Version_script_info::get_symbol_version_helper): Remove.
6244 (Version_script_info::check_unmatched_names): Call unquote.
6245 * script.h (class Version_script_info): Change get_symbol_version
6246 to be non-inline and add is_global parameter; change all callers.
6247 Rewrite symbol_is_local. Update declarations. Define struct
6248 Version_tree_match, Exact, Globs. Don't define struct Lookup.
6249 Remove globals_ and locals_ members. Add exact_, globs_,
6250 default_version_, is_global_.
6251 (Version_script_info::Glob): Remove pattern, add expression and
6252 is_global. Update constructor. Change all callers.
6253 * dynobj.cc (Versions::finalize): Mark the version symbol as the
6255 (Versions::symbol_section_contents): If a symbol is undefined, or
6256 defined in a dynamic object, set the version index to
6258 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6260 (Symbol_table::add_from_pluginobj): Likewise.
6261 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6263 2010-01-11 Doug Kwan <dougkwan@google.com>
6265 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6266 (incremental_dump_LDADD): Add linking option for libintl.
6267 * Makefile.in: Regenerate.
6269 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6272 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6274 * testsuite/Makefile.in: Regenerated.
6276 2010-01-10 Doug Kwan <dougkwan@google.com>
6278 * options.h (DEFINE_var): Use parentheses around argument varname__
6279 in macro body to avoid any unintended subsequent substitutions.
6281 2010-01-10 Ian Lance Taylor <iant@google.com>
6283 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6284 candidates before doing symbol resolution.
6286 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6287 ODR candidates if only one is weak.
6289 2010-01-08 Ian Lance Taylor <iant@google.com>
6291 * script.cc (Version_script_info::build_expression_list_lookup):
6292 Don't warn about ambiguous version, just record the ambiguity.
6293 (Version_script_info::get_symbol_version_helper): Give error if
6294 version is ambiguous.
6296 2010-01-08 Doug Kwan <dougkwan@google.com>
6298 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6299 prev_data_size_ and prev_addralign_. Remove initializer for
6300 deleted data member has_been_changed_.
6301 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6302 to determine if the table is empty.
6303 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6305 (Stub_table::add_reloc_stub): Define method in class definition
6306 instead of just declaring it there.
6307 (Stub_table::add_cortex_a8_stub): New method definition.
6308 (Stub_table::update_data_size_and_addralign): Ditto.
6309 (Stub_table::finalize_stubs): Ditto.
6310 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6311 (Stub_table::do_addralign_): Return address alignment in the
6312 (Stub_table::do_reset_address_and_file_offset): Define method in
6313 class definition instead of declaring it there. Set current data
6314 size to be the data size of the previous pass.
6315 (Stub_table::set_final_data_size): Use current data size as the
6317 (Stub_table::relocate_stub): Change parameter type of stub from
6318 Reloc_stub pointer to Stub pointer.
6319 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6320 (Stub_table::Cortex_a8_stub_list): New typedef.
6321 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6322 Stub_table::prev_addralign_): New data member.
6323 (Arm_relobj::Arm_relobj): Initialize data member
6324 section_has_cortex_a8_workaround_.
6325 (Arm_relobj::section_has_cortex_a8_workaround,
6326 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6328 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6330 (Target_arm::relocate_stub): Change parameter type of stub from
6331 Reloc_stub pointer to Stub pointer.
6332 (Insn_template::size, Insn_template::alignment): Handle
6333 THUMB16_SPECIAL_TYPE.
6334 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6335 Stub_table::update_data_size_and_addralign,
6336 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6338 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6339 (Stub_table::do_write): Ditto.
6340 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6342 2010-01-08 Ian Lance Taylor <iant@google.com>
6345 * symtab.h (class Symbol): Remove fields is_target_special_ and
6346 has_plt_offset_. Add field is_defined_in_discarded_section_.
6347 (Symbol::is_defined_in_discarded_section): New function.
6348 (Symbol::set_is_defined_in_discarded_section): New function.
6349 (Symbol::has_plt_offset): Rewrite.
6350 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6351 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6352 Don't initialize is_target_special_ or has_plt_offset_.
6353 Initialize is_defined_in_discarded_section_.
6354 (Symbol_table::add_from_relobj): If appropriate, set
6355 is_defined_in_discarded_section.
6356 * resolve.cc (Symbol::override_base_with_special): Don't test
6357 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6358 * target-reloc.h (relocate_section): Do special handling for
6359 symbols defined in discarded sections for global symbols as well
6362 2010-01-08 Ian Lance Taylor <iant@google.com>
6364 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6365 the SHT_SYMTAB case.
6367 2010-01-08 Ian Lance Taylor <iant@google.com>
6369 * object.cc (Sized_relobj::do_layout): Don't get confused if
6370 layout_eh_frame returns NULL.
6372 2010-01-08 Ian Lance Taylor <iant@google.com>
6375 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6376 dynamic symbol table, use the normal symbol table.
6377 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6380 2010-01-08 Ian Lance Taylor <iant@google.com>
6383 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6386 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6388 * version.cc (print_version): Change to "Copyright 2010".
6390 2010-01-08 Ian Lance Taylor <iant@google.com>
6394 * i386.cc (class Target_i386): Change return type of plt_section
6396 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6397 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6398 tls_desc_rel_ field.
6399 (Output_data_plt_i386::rel_tls_desc): New function.
6400 (Target_i386::rel_tls_desc_section): New function.
6401 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6402 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6403 R_386_TLS_DESC reloc in rel_tls_desc_section.
6404 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6405 Define struct Tlsdesc_info.
6406 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6407 (Target_x86_64::do_reloc_symbol_index): New function.
6408 (Target_x86_64::add_tlsdesc_info): New function.
6409 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6410 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6412 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6414 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6415 (Target_x86_64::rela_tlsdesc_section): New function.
6416 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6418 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6419 (Target_x86_64::do_reloc_addend): New function.
6420 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6421 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6422 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6423 (Output_reloc::type): New function.
6424 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6425 (Output_reloc::is_target_specific): New function.
6426 (Output_reloc::target_arg): New function.
6427 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6428 absolute relocs and target specific relocs.
6429 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6430 add_target_specific.
6431 (class Output_data_reloc) [SHT_RELA]: Likewise.
6432 * output.cc (Output_reloc::Output_reloc): Add four new versions
6433 for absolute relocs and target specific relocs.
6434 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6435 (Output_reloc::get_symbol_index): Likewise.
6436 (Output_reloc::local_section_offset): Check that local_sym_index_
6437 is not TARGET_CODE or 0.
6438 (Output_reloc::symbol_value): Likewise.
6439 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6441 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6442 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6444 * layout.cc (add_target_dynamic_tags): Use output section for
6445 DT_PLTRELSZ and DT_JMPREL.
6447 2010-01-07 Ian Lance Taylor <iant@google.com>
6450 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6452 (class Output_data_reloc_generic): Define.
6453 (class Output_data_reloc_base): Change base class to
6454 Output_data_reloc_generic. Change add() method to call
6455 bump_relative_reloc_count for a relative reloc. Remove
6457 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6459 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6460 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6462 * layout.h (class Layout): Update declaration.
6464 2010-01-07 Ian Lance Taylor <iant@google.com>
6466 * output.h (class Output_data): Add const version of
6467 output_section and do_output_section.
6468 (class Output_section_data): Add const version of
6470 (class Output_section): Likewise.
6471 * layout.cc (Layout::add_target_dynamic_tags): New function.
6472 * layout.h (class Layout): Update declarations.
6473 * arm.cc (Target_arm::do_finalize_sections): Use
6474 add_target_dynamic_tags.
6475 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6476 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6477 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6478 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6480 2010-01-07 Ian Lance Taylor <iant@google.com>
6483 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6486 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6487 Ian Lance Taylor <iant@google.com>
6490 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6491 Xindex::read_symtab_xindex.
6493 2010-01-07 Doug Kwan <dougkwan@google.com>
6495 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6496 (Insn_template::thumb16_bcond_insn): New method declaration.
6497 (Insn_template): Fix spelling.
6498 (Stub::thumb16_special): New method declaration.
6499 (Stub::do_write): Define virtual method which was previously pure
6501 (Stub::do_thumb16_special): New method declaration.
6502 (Stub::do_fixed_endian_write): New template member.
6503 (Reloc_stub::do_write): Remove.
6504 (Reloc_stub::do_fixed_endian_write): Remove.
6505 (Cortex_a8_stub): New class definition.
6506 (Stub_factory::make_cortex_a8_stub): New method definition.
6507 (Stub_factory::Stub_factory): Add missing static storage class
6508 qualifier for elf32_arm_stub_a8_veneer_blx.
6510 2010-01-07 Ian Lance Taylor <iant@google.com>
6513 * options.h (class General_options): Add --warn-unresolved-symbols
6514 and --error-unresolved-symbols.
6515 * errors.cc (Errors::undefined_symbol): Implement
6516 --warn-unresolved-symbols.
6518 * options.h (class General_options): Add -z text and -z textoff.
6519 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6521 2010-01-06 Sriraman Tallam <tmsriram@google.com>
6523 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6524 (Garbage_collection::cident_sections): New function.
6525 (Garbage_collection::add_cident_section): New function.
6526 (Garbage_collection::cident_sections_): New member.
6527 (gc_process_relocs): Add references to sections whose names are C
6529 * gold.h (cident_section_start_prefix): New constant.
6530 (cident_section_stop_prefix): New constant.
6531 (is_cident): New function.
6532 * layout.cc (Layout::define_section_symbols): Replace string constants
6533 with the newly defined constants.
6534 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6536 * testsuite/Makefile.am: Add gc_orphan_section_test.
6537 * testsuite/Makefile.in: Regenerate.
6538 * testsuite/gc_orphan_section_test.cc: New file.
6539 * testsuite/gc_orphan_section_test.sh: New file.
6541 2010-01-06 Ian Lance Taylor <iant@google.com>
6544 * options.h (class General_options): Add --warn-shared-textrel.
6545 * layout.cc (Layout::finish_dynamic_section): Implement
6546 --warn-shared-textrel.
6549 * options.h (class General_options): Add --warn-multiple-gp.
6551 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6553 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6554 $(THREADSLIB) and $(LIBDL).
6555 * Makefile.in: Rebuild.
6557 2010-01-06 Ian Lance Taylor <iant@google.com>
6560 * options.cc (General_options::parse_section_start): New function.
6561 (General_options::section_start): New function.
6562 (General_options::General_options): Initialize all members.
6563 * options.h: Include <map>
6564 (class General_options): Add --section-start. Add section_starts_
6566 * layout.cc (Layout::attach_allocated_section_to_segment): If
6567 --section-start was used, set the address of the segment. Remove
6568 local sort_sections.
6569 (Layout::relaxation_loop_body): If the address of the load segment
6570 has been set by --section-start, don't use it.
6571 * output.h (Output_segment::update_flags_for_output_section): New
6573 * output.cc (Output_segment::add_output_section): Call
6574 update_flags_for_output_section.
6576 2010-01-05 Ian Lance Taylor <iant@google.com>
6579 * options.h (class General_options): Add --undefined-version.
6580 * script.cc (struct Version_expression): Add was_matched_by_symbol
6582 (Version_script_info::matched_symbol): New function.
6583 (Version_script_info::get_symbol_version_helper): Call
6585 (Version_script_info::check_unmatched_names): New function.
6586 * script.h (class Version_script_info): Update declarations.
6587 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6589 * options.h (class General_options): Use DEFINE_bool_alias for
6590 allow_multiple_definition.
6591 * resolve.cc (Symbol_table::should_override): Don't test
6592 allow_multiple_definition.
6595 * options.h (class General_options): Add --cref.
6596 * main.cc (main): Print cref table if --cref. Don't close mapfile
6597 until after printing cref table.
6598 * cref.cc: Include "symtab.h".
6599 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6600 (Cref_table_compare::operator()): New function.
6601 (Cref_inputs::gather_cref): New function.
6602 (filecol): New static const.
6603 (Cref_inputs::print_cref): New function.
6604 (Cref::print_cref): New function.
6605 * cref.h: Include <cstdio>.
6606 (class Cref): Update declarations.
6607 * mapfile.h (Mapfile::file): New function.
6608 * object.h (class Object): Define Symbols. Declare virtual
6609 do_get_global_symbols.
6610 (Object::get_global_symbols): New function.
6611 * object.cc (Input_objects::add_object): Pass object to cref_ if
6613 (Input_objects::archive_start): Likewise.
6614 (Input_objects::archive_stop): Likewise.
6615 (Input_objects::print_cref): New function.
6616 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6617 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6619 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6621 * plugin.h (class Sized_pluginobj): Update declarations.
6623 2010-01-05 Ian Lance Taylor <iant@google.com>
6625 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6626 to is_default_version. Rename insdef to insdefault.
6627 (Symbol_table::add_from_relobj): Rename def to is_default_version
6628 and local to is_forced_local.
6629 (Symbol_table::add_from_pluginobj): Likewise.
6630 (Symbol_table::add_from_dynobj): Likewise.
6631 (Symbol_table::define_special_symbol): Rename insdef to
6634 2010-01-04 Ian Lance Taylor <iant@google.com>
6637 * options.h (class General_options): Add
6638 --allow-multiple-definition and -z muldefs.
6639 * resolve.cc (Symbol_table::should_override): Don't warn about a
6640 multiple symbol definition if --allow-multiple-definition or -z
6644 * options.h (class General_options): Add --add-needed and
6645 --copy-dt-needed-entries. Tweak --as-needed help entry.
6646 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6647 error if --copy-dt-needed-entries aka --add-needed is used and
6648 would cause a change in behaviour.
6651 * options.h (class General_options): Add -G as a short version of
6652 --shared. Add no-op options -assert, -g, and -i.
6654 2010-01-04 Sriraman Tallam <tmsriram@google.com>
6656 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6657 check for .text or .gnu.linkonce.t sections.
6658 * icf.cc (Icf::find_identical_sections): Ditto.
6659 Change the detection for mangled function name within the section
6661 * icf.h (is_section_foldable_candidate): New function.
6663 2009-12-30 Ian Lance Taylor <iant@google.com>
6666 * options.h (class General_options): Permit two dashes with
6667 --retain-symbols-file.
6669 2009-12-30 Ian Lance Taylor <iant@google.com>
6672 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6673 don't put the file header and segment headers in the text
6677 * common.cc (Sort_commons::operator()): Stabilize sort when both
6679 (Symbol_table::do_allocate_commons_list): When allocating common
6680 symbols, skip a symbol which is no longer common.
6681 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6682 an object before checking its type.
6683 * testsuite/common_test_2.c: New file.
6684 * testsuite/common_test_3.c: New file.
6685 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6686 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6687 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6688 (common_test_2_pic.o, common_test_2.so): New targets.
6689 (common_test_3_pic.o, common_test_3.so): New targets.
6690 * testsuite/Makefile.in: Rebuild.
6693 * script.cc (read_input_script): If we see a new SECTIONS clause,
6694 and we have added an input section, give an error.
6695 * layout.h (class Layout): Add have_added_input_section function.
6696 Add have_added_input_section_ field.
6697 * layout.cc (Layout::Layout): Initialize
6698 have_added_input_section_.
6699 (Layout::layout): Set have_added_input_section_.
6700 (Layout::layout_eh_frame): Likewise.
6702 2009-12-30 Ian Lance Taylor <iant@google.com>
6705 * options.h (class General_options): Add --sort-common option.
6706 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6707 * common.cc (Sort_common): Add sort_order parameter to
6708 constructor. Add sort_order_ field.
6709 (Sort_commons::operator): Check sort_order_.
6710 (Symbol_table::allocate_commons): Determine the sort order.
6711 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6713 (Symbol_table::do_allocate_commons_list): Likewise.
6715 2009-12-30 Ian Lance Taylor <iant@google.com>
6718 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6719 symbols from this object, don't change the visibility of an
6721 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6723 2009-12-30 Ian Lance Taylor <iant@google.com>
6726 * script.h (class Version_script_info): Define Language enum.
6727 Update declarations. Define Glob, Exact, and Lookup types. Add
6728 new fields globals_, locals_, and is_finalized_.
6729 * script.cc: Various formatting fixes.
6730 (class Parser_closure): Change language_stack_ from a vector of
6731 std::string to one of Version_script_info::Language. Adjust all
6733 (class Lazy_demangler): Remove.
6734 (struct Version_expression): Change language from std::string to
6735 Version_script_info::Language.
6736 (Version_script_info::Version_script_info): New function.
6737 (Version_script_info::~Version_script_info): Don't call clear.
6738 (Version_script_info::finalize): New function.
6739 (Version_script_info::build_lookup_tables): New function.
6740 (Version_script_info::build_expression_list_lookup): New
6742 (Version_script_info::get_symbol_version_helper): Rewrite to use
6744 (Version_script_info::print_expression_list): Adjust to use
6745 Version_script_info::Language.
6746 (script_push_lex_into_version_mode): Check that the version script
6747 has not been finalized.
6748 (version_script_push_lang): Change language string to
6749 Version_script_info::Language.
6750 * options.cc (Command_line::version_script): New function.
6751 * options.h (class General_options): Add finalize_dynamic_list
6752 function. Change version_script from declaration to definition.
6753 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6754 * testsuite/version_script.map: Remove duplicate def of foo.
6755 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6757 * testsuite/Makefile.in: Rebuild.
6759 2009-12-30 Ian Lance Taylor <iant@google.com>
6762 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6763 if the input symbol index is 0, make the output symbol index 0.
6765 2009-12-30 Ian Lance Taylor <iant@google.com>
6768 * options.h (class General_options): Add -x/--discard-all.
6769 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6770 --discard-all. If the local symbol needs a dynamic entry, check
6771 that before handling --discard-locals.
6773 2009-12-30 Ian Lance Taylor <iant@google.com>
6776 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6778 (Output_segment::add_output_section): Don't change the flags if
6782 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6783 GNU hash table if they need a dynamic value. Otherwise, don't add
6784 them if they are defined in a dynamic object or are forced local.
6786 2009-12-29 Ian Lance Taylor <iant@google.com>
6789 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6790 .gnu.hash table for a 32-bit target.
6793 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6794 regular and a dynamic object only needs a dynamic symbol table
6795 entry if it is externally visible.
6798 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6799 constructor. Add global_offset_table_ field.
6800 (Target_i386::got_section): Set global_offset_table_.
6801 (Target_i386::do_finalize_sections): Set global_offset_table_
6803 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6804 in constructor. Add global_offset_table_ field.
6805 (Target_x86_64::got_section): Set global_offset_table_.
6806 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6809 * layout.cc (Layout::Layout): Initialize increase_relro_.
6810 (Layout::get_output_section): Add is_relro, is_last_relro, and
6811 is_first_non_relro parameters. Change all callers.
6812 (Layout::choose_output_section): Likewise.
6813 (Layout::add_output_section_data): Likewise.
6814 (Layout::make_output_section): Likewise.
6815 (Layout::set_segment_offsets): Clear increase_relro when using a
6817 * layout.h (class Layout): Add increase_relro method. Add
6818 increase_relro_ field. Update declarations.
6819 * output.cc (Output_section::Output_section): Initialize
6820 is_last_relro_ and is_first_non_relro_.
6821 (Output_segment::add_output_section): Group relro sections is
6822 do_sort is true. Handle is_last_relro and is_first_non_relro.
6823 (Output_segment::maximum_alignment): Remove relro handling.
6824 (Output_segment::set_section_addresses): Add increase_relro
6825 parameter. Change all callers. Add initial alignment to align
6826 relro sections on separate page. Remove old relro handling.
6827 (Output_segment::set_section_list_addresses): Remove in_relro
6828 parameter. Change all callers.
6829 (Output_segment::set_offset): Add increase parameter. Change all
6830 callers. Remove old relro handling.
6831 * output.h (class Output_section): Add new methods: is_last_relro,
6832 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6833 Add is_last_relro_ and is_first_non_relro_ fields.
6834 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6835 Create separate .got.plt section. Call increase_relro.
6836 * x86_64.cc (Target_x86_64::got_section): Likewise.
6837 * testsuite/relro_script_test.t: Add .got.plt.
6840 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6841 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6842 (Layout::finalize): Call set_dynamic_symbol_size.
6843 (Layout::set_dynamic_symbol_size): New function.
6844 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6845 set_dynamic_symbol_size.
6848 * output.h (class Output_section): Add is_entsize_zero_ field.
6849 * output.cc (Output_section::Output_section): Initialize
6851 (Output_section::set_entsize): If two different entsizes are
6852 requested, force it to zero.
6853 (Output_section::add_input_section): Set flags for .debug_str
6854 before updating section flags. Set entsize.
6855 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6856 and SHF_STRING if all input sections have those flags.
6858 2009-12-29 Rafael Espindola <espindola@google.com>
6860 * main.cc (main): Fix the sys time reporting.
6861 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6864 2009-12-29 Sriraman Tallam <tmsriram@google.com>
6866 * options.cc (General_options::parse_version): Allow -v to exit
6867 without an error if there is nothing to link.
6869 2009-12-29 Ian Lance Taylor <iant@google.com>
6871 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6872 using a version of gcc before 4.1.
6873 * configure: Rebuild.
6875 2009-12-28 Chris Demetriou <cgd@google.com>
6877 * attributes.cc (Output_attributes_section_data::do_write): Use
6878 std::vector::front rather than std::vector::data.
6880 2009-12-28 Ian Lance Taylor <iant@google.com>
6882 * symtab.h (class Symbol_table): Add enum Defined.
6883 * resolve.cc (Symbol_table::should_override): Add defined
6884 parameter. Change all callers. Test whether object is NULL
6885 before calling a method on it.
6886 (Symbol_table::report_resolve_problem): Add defined parameter.
6888 (Symbol_table::should_override_with_special): Likewise.
6889 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6890 parameter. Change all callers.
6891 (Symbol_table::do_define_in_output_data): Likewise.
6892 (Symbol_table::define_in_output_segment): Likewise.
6893 (Symbol_table::do_define_in_output_segment): Likewise.
6894 (Symbol_table::define_as_constant): Likewise.
6895 (Symbol_table::do_define_as_constant): Likewise.
6896 * script.h (class Symbol_assignment): Add is_defsym parameter to
6897 constructor; change all callers.
6898 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6899 parameter. Change all callers. Add is_defsym_ field.
6900 (class Parser_closure): Add parsing_defsym parameter to
6901 constructor; change all callers. Add parsing_defsym accessor
6902 function. Add parsing_defsym_ field.
6904 2009-12-28 Ian Lance Taylor <iant@google.com>
6906 * gold.cc (queue_middle_tasks): Fix formatting.
6907 * object.cc (Relobj::is_section_name_included): Likewise.
6909 2009-12-23 Ian Lance Taylor <iant@google.com>
6911 * i386.cc (Target_i386::do_calls_non_split): Recognize
6912 -fsplit-stack prologue for a function with a static chain.
6913 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6914 -fsplit-stack prologue when using %r11.
6916 2009-12-21 Sriraman Tallam <tmsriram@google.com>
6918 * options.cc (General_options::parse_version): Make -v continue and do
6919 the link like GNU ld does.
6921 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
6923 * Makefile.am (CCFILES): Add timer.cc.
6924 (HFILES): Add timer.h.
6925 * configure.ac: Check for sysconf and times.
6926 * main.cc: include timer.h.
6927 (main): Use Timer instead of get_run_time.
6930 * workqueue.cc: include timer.h.
6931 (Workqueue::find_and_run_task):
6932 Report user, sys and wall time.
6933 * Makefile.in: Regenerate.
6934 * config.in: Regenerate.
6935 * configure: Regenerate.
6937 2009-12-16 Doug Kwan <dougkwan@google.com>
6939 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6941 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6942 relaxed input sections.
6943 * output.cc (Output_section::find_relaxed_input_section): Change
6944 return type to Output_relaxed_input_section pointer. Adjust code
6945 for new type of relaxed_input_section_map_.
6946 * output.h (Output_section::find_relaxed_input_section): Change
6947 return type to Output_relaxed_input_section pointer.
6948 (Output_section::Output_relaxed_input_section_by_input_section_map):
6950 (Output_section::relaxed_input_section_map_): Change type to
6951 Output_section::Output_relaxed_input_section_by_input_section_map.
6952 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6955 2009-12-15 Ian Lance Taylor <iant@google.com>
6957 * layout.cc (Layout::create_shstrtab): Only write out after input
6958 sections if we are compressing debug sections.
6960 2009-12-15 Ian Lance Taylor <iant@google.com>
6962 * archive.cc (Archive::add_symbols): Only look up a symbol without
6963 a version if there is, in fact, a version.
6965 2009-12-14 Ian Lance Taylor <iant@google.com>
6967 Revert -Wshadow changes, all changes from:
6968 2009-12-11 Doug Kwan <dougkwan@google.com>
6969 2009-12-11 Nick Clifton <nickc@redhat.com>
6970 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6972 2009-12-11 Doug Kwan <dougkwan@google.com>
6974 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6976 * attributes.cc (Object_attribute::size): Ditto.
6977 (Attributes_section_data::size): Ditto.
6978 (Attributes_section_data::Attributes_section_data): Ditto.
6979 (Output_attributes_section_data::do_write): Ditto.
6980 * attributes.h (Object_attribute::set_type): Ditto.
6981 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6983 2009-12-11 Nick Clifton <nickc@redhat.com>
6985 * archive.cc: Fix shadowed variable warnings.
6987 * compressed_output.cc: Likewise.
6988 * compressed_output.h: Likewise.
6989 * configure: Likewise.
6990 * dwarf_reader.cc: Likewise.
6991 * dynobj.cc: Likewise.
6992 * dynobj.h: Likewise.
6993 * ehframe.cc: Likewise.
6994 * ehframe.h: Likewise.
6995 * errors.cc: Likewise.
6996 * expression.cc: Likewise.
6997 * fileread.cc: Likewise.
6998 * fileread.h: Likewise.
6999 * freebsd.h: Likewise.
7000 * i386.cc: Likewise.
7002 * incremental.h: Likewise.
7003 * layout.cc: Likewise.
7004 * layout.h: Likewise.
7005 * mapfile.cc: Likewise.
7006 * merge.cc: Likewise.
7007 * merge.h: Likewise.
7008 * object.cc: Likewise.
7009 * object.h: Likewise.
7010 * options.h: Likewise.
7011 * output.cc: Likewise.
7012 * output.h: Likewise.
7013 * parameters.cc: Likewise.
7014 * plugin.cc: Likewise.
7015 * powerpc.cc: Likewise.
7016 * reduced_debug_output.cc: Likewise.
7017 * reduced_debug_output.h: Likewise.
7018 * reloc.cc: Likewise.
7019 * reloc.h: Likewise.
7020 * resolve.cc: Likewise.
7021 * script-sections.cc: Likewise.
7022 * script.cc: Likewise.
7023 * script.h: Likewise.
7024 * sparc.cc: Likewise.
7025 * symtab.cc: Likewise.
7026 * symtab.h: Likewise.
7027 * target-select.cc: Likewise.
7028 * target-select.h: Likewise.
7029 * token.h: Likewise.
7030 * workqueue.cc: Likewise.
7031 * workqueue.h: Likewise.
7032 * x86_64.cc: Likewise.
7034 2009-12-10 Doug Kwan <dougkwan@google.com>
7036 * arm.cc (attributes.h): New include.
7037 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
7038 (Arm_relobj::~Arm_relobj): Delete object pointed by
7039 attributes_section_data_.
7040 (Arm_relobj::attributes_section_data): New method definition.
7041 (Arm_relobj::attributes_section_data_): New data member declaration.
7042 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
7043 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
7044 attributes_section_data_.
7045 (Arm_dynobj::attributes_section_data): New method definition.
7046 (Arm_dynobj::attributes_section_data_): New data member declaration.
7047 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
7048 initialization value of may_use_blx_ to false.
7049 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
7050 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
7051 object attributes to compute results instead of hard-coding.
7052 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
7053 Target_arm::get_secondary_compatible_arch,
7054 Target_arm::set_secondary_compatible_arch
7055 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7056 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
7057 New method declarations.
7058 (Target_arm::get_aeabi_object_attribute): New method definition.
7059 (Target_arm::attributes_section_data_): New data member declaration.
7060 (read_arm_attributes_section): New template definition.
7061 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
7062 (Arm_dynobj::do_read_symbols): Ditto.
7063 (Target_arm::do_finalize_sections): Merge attributes sections from
7064 input. Check for BLX use after attributes section merging.
7065 Fix __exidx_start and __exidx_end visibility. Create an
7066 .ARM.attributes section if necessary.
7067 (Target_arm::get_secondary_compatible_arch,
7068 Target_arm::set_secondary_compatible_arch,
7069 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7070 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
7071 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
7072 New method definitions.
7074 2009-12-09 Ian Lance Taylor <iant@google.com>
7076 * plugin.cc (Plugin::load): Don't cast from void* to a function
7079 2009-12-09 Ian Lance Taylor <iant@google.com>
7081 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
7084 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
7086 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
7087 Replace two_file_shared_1.so with two_file_shared_2.so.
7088 * testsuite/Makefile.in: Regenerated.
7090 2009-12-08 Doug Kwan <dougkwan@google.com>
7092 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
7093 (HFILES): Add attributes.h and int_encoding.h.
7094 * Makefile.in: Regenerate.
7095 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
7096 function definitions to int_encoding.cc
7097 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
7098 prototypes to int_encoding.h
7099 * reduced_debug_output.cc (int_encoding.h): New include.
7100 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
7101 function definitions to int_encoding.cc
7102 (insert_into_vector, read_from_pointer): Move template definitions to
7104 * attributes.cc: New file.
7105 * attributes.h: New file.
7106 * int_encoding.cc: New file.
7107 * int_encoding.h: New file.
7109 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
7112 * incremental-dump.cc (dump_incremental_inputs): New.
7113 (main): Use dump_incremental_inputs.
7115 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
7118 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
7119 checking elfcpp::STT_FUNC.
7120 (Target_i386::Relocate::relocate): Likewise.
7121 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
7123 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
7124 symbols from shared libraries into normal FUNC symbols.
7126 * symtab.h (Symbol): Add is_func and use it.
7128 2009-12-05 Doug Kwan <dougkwan@google.com>
7130 * arm.cc (Target_arm::arm_info): Initialize new fields
7131 attributes_section and attributes_vendor.
7132 * i386.cc (Target_i386::i386_info): Same.
7133 * object.cc (Sized_relobj::do_layout): Skip attribute section.
7134 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
7135 fields attributes_section and attributes_vendor.
7136 * sparc.cc (Target_sparc::sparc_info): Same.
7137 * target.h (Target::attributes_section, Target::attributes_vendor,
7138 Target::is_attributes_section, Target::attribute_arg_type,
7139 Target::attributes_order): New method definitions.
7140 (Target::Target_info::attributes_section,
7141 Target::Target_info::attributes_vendor): New fields.
7142 (Target::do_attribute_arg_type, Target::do_attributes_order): New
7143 virtual method definitions.
7144 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
7145 attributes_section and attributes_vendor.
7146 * testsuite/testfile.cc (Target_test::test_target_info): Same.
7148 2009-12-05 Doug Kwan <dougkwan@google.com>
7150 * arm.cc: Update comments about interworking and stub generation.
7151 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
7152 considered as non-PIC.
7153 (Arm_relocate_functions::base_abs): Fix formatting.
7154 (Arm_relocate_functions::got_prel): Fix comment. Change interface
7155 of function to use GOT entry address instead of offset.
7156 (Target_arm::Scan::global): Issue an error if a symbol would need a
7157 PLT does not get one because it is untyped. Remove code to create
7158 dynamic symbols for relative branches.
7159 (Target_arm::Relocate::relocate: Use 0 instead of false since function
7160 takes unsigned integer instead of boolean.
7162 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
7164 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
7165 (two_file_test_LDADD): Likewise.
7166 (common_test_1_LDADD): Likewise.
7167 (exception_test_LDADD) Likewise.
7168 (weak_test_LDADD): Likewise.
7169 (many_sections_test_LDADD): Likewise.
7170 (initpri1_LDADD): Likewise.
7171 (script_test_1_LDADD): Likewise.
7172 (script_test_2_LDADD): Likewise.
7173 (justsyms_LDADD): Likewise.
7174 (binary_test_LDADD): Likewise.
7175 (large_LDADD): Likewise.
7176 * testsuite/Makefile.in: Regenerated.
7178 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
7180 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
7181 (Symbol_table::override_with_special): Likewise.
7182 (Symbol_table::add_from_object): Likewise.
7184 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
7186 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7187 Don't set the data_offset twice.
7189 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
7191 * testsuite/Makefile.in: Regenerate.
7193 2009-12-03 Doug Kwan <dougkwan@google.com>
7195 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
7196 (Target_arm::do_finalize_sections): Add parameter for symbol table
7197 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
7198 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7199 parameter for symbol table pointer.
7200 * layout.cc (Layout::finalize): Call Target::finalize_sections with
7201 an additional parameter for a pointer to symbol table.
7202 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
7203 parameter for a symbol table pointer.
7204 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
7205 * target.h (Target::finalize_sections, Target::do_finalize_sections):
7207 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
7208 parameter for a symbol table pointer.
7210 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
7212 * incremental.cc (Incremental_inputs_header)
7213 (Incremental_inputs_header_write, Incremental_inputs_entry)
7214 (Incremental_inputs_entry_write): Move ...
7215 * incremental.h (Incremental_inputs_header)
7216 (Incremental_inputs_header_write, Incremental_inputs_entry)
7217 (Incremental_inputs_entry_write): here.
7219 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7221 * incremental.cc (make_sized_incremental_binary): Set the target.
7222 Error if it is incompatible.
7223 * output.h (Output_file): Add filename method.
7225 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7227 * incremental.cc (Incremental_inputs_entry): Remove unused argument
7228 from the get_* methods.
7230 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7232 * incremental-dump.cc (main): Check that the offeset of a script is 0.
7233 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7234 Write 0 for the data_offset of scripts.
7236 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7238 * testsuite/Makefile.am: Add the incremental_test.sh test.
7239 * testsuite/incremental_test.sh: New.
7240 * testsuite/incremental_test_1.c: New.
7241 * testsuite/incremental_test_2.c: New.
7243 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
7245 * incremental-dump.cc (main): Fix typos.
7247 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
7250 * incremental-dump.cc (main): Use llu to print 64 bit values.
7252 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
7253 H.J. Lu <hongjiu.lu@intel.com>
7255 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7257 (incremental_dump_LDADD): Likewise.
7258 * Makefile.in: Regenerated.
7260 2009-11-25 Doug Kwan <dougkwan@google.com>
7264 2009-11-25 Doug Kwan <dougkwan@google.com>
7266 * arm.cc (Target_arm::Target_arm): Move method definition
7267 outside of class definition. Add code to handle
7268 --target1-rel, --target1-abs and --target2= options.
7269 (Target_arm::get_reloc_reloc_type): Change method to be
7270 non-static and const.
7271 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7272 New data member declaration.
7273 (Target_arm::Scan::local, Target_arm::Scan::global,
7274 Target_arm::Relocate::relocate,
7275 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7276 Adjust call to Target_arm::get_real_reloc_type.
7277 (Target_arm::get_real_reloc_type): Use command line options
7278 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7279 * options.h (--target1-rel, --target1-abs, --target2): New
7282 2009-11-25 Doug Kwan <dougkwan@google.com>
7284 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7285 class definition. Add code to handle --target1-rel, --target1-abs
7286 and --target2= options.
7287 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7289 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7291 (Target_arm::Scan::local, Target_arm::Scan::global,
7292 Target_arm::Relocate::relocate,
7293 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7294 call to Target_arm::get_real_reloc_type.
7295 (Target_arm::get_real_reloc_type): Use command line options to
7296 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7297 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7300 2009-11-25 Doug Kwan <dougkwan@google.com>
7302 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7303 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7304 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7306 (Arm_relocate_functions::thm_call): Replace body with a call to
7307 Arm_relocate_functions::thumb_branch_common.
7308 (Arm_relocate_functions::thm_jump24,
7309 Arm_relocate_functions::thm_xpc22): New method definitions.
7310 (Arm_relocate_functions::thumb_branch_common): New method definition.
7311 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7313 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7314 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7316 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7318 * Makefile.am: Build incremental-dump
7319 * Makefile.in: Regenerate.
7320 * incremental-dump.cc: New.
7321 * incremental.cc (Incremental_inputs_header_data,
7322 Incremental_inputs_entry_data): Move to incremental.h
7323 * incremental.h: (Incremental_inputs_header_data,
7324 Incremental_inputs_entry_data): Move from incremental.cc
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): Add a typedef with the data type.
7332 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7334 * incremental.cc (Incremental_inputs_header,
7335 Incremental_inputs_header_write, Incremental_inputs_entry,
7336 Incremental_inputs_entry_write): Update comment about which
7337 type has the filed descriptions.
7339 2009-11-15 Doug Kwan <dougkwan@google.com>
7341 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7342 (Arm_relocate_functions::arm_branch_common): Change method defintion
7343 in class definition to a method declaration and update list of formal
7345 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7346 Arm_relocation_functions::jump24): Adjust call to
7347 Arm_relocate_functions::arm_branch_common. Update list of formal
7349 (Arm_relocate_functions::xpc25): New method definition.
7350 (Arm_relocate_functions::arm_branch_common): Move method defintion
7351 out from class definition. Use stubs for mode-switching and extending
7353 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7354 specially. Change code to enable use of stubs in ARM branches.
7356 2009-11-10 Doug Kwan <dougkwan@google.com>
7358 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7359 in method declaration.
7360 (Target_arm::relocate_stub): New method declaration.
7361 (Target_arm::default_target): Change to return a pointer instead of
7363 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7364 Target_arm::default_target.
7365 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7367 (Target_arm::relocate_section): Adjust view.
7368 (Target_arm::relocate_stub): New method definition.
7370 2009-11-10 Doug Kwan <dougkwan@google.com>
7372 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7374 * incremental.cc (open_incremental_binary): Initialized local
7375 variables to avoid warnings.
7376 * object.cc (make_elf_object): Ditto.
7377 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7380 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7383 * testsuite/plugin_test.c: Include "config.h".
7385 2009-11-09 Doug Kwan <dougkwan@google.com>
7387 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7388 (arm_symbol_value): Remove.
7389 (Arm_relocate_functions::arm_branch_common,
7390 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7391 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7392 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7393 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7394 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7395 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7396 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7397 Arm_relocate_functions::thm_mobw_abs_nc,
7398 Arm_relocate_functions::thm_mov_abs,
7399 Arm_relocate_functions::movw_prel_nc,
7400 Arm_relocate_functions::thm_movt_abs,
7401 Arm_relocate_functions::movt_prel,
7402 Arm_relocate_functions::thm_movw_prel_nc,
7403 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7404 (Target_arm::Relocate::relocate): Only decompose address into two
7405 parts if relocation type uses the thumb-bit and pass the actual
7406 bit instead of a flag indicating that the thumb-bit is used. Adjust
7407 calls to methods in Arm_relocate_functions for this change.
7409 2009-11-08 Ian Lance Taylor <iant@google.com>
7412 * reloc.cc: Instantiate
7413 Sized_relobj::initialize_input_to_output_maps and
7414 Sized_relobj:free_input_to_output_maps.
7416 2009-11-06 Ian Lance Taylor <iant@google.com>
7419 * defstd.cc (in_segment): Set only_if_ref true for "end".
7421 2009-11-06 Doug Kwan <dougkwan@google.com>
7423 * arm.cc (class Reloc_stub): Correct a comment.
7424 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7425 (Target_arm::scan_section_for_stubs): New method declaration.
7426 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7427 Change methods from private to protected.
7428 (Target_arm::do_may_relax): New method definition.
7429 (Target_arm::do_relax, Target_arm::group_sections,
7430 Target_arm::scan_reloc_for_stub,
7431 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7432 (Target_arm::arm_input_section_map_): New data member declaration.
7433 (Target_arm::scan_reloc_for_stub,
7434 Target_arm::scan_reloc_section_for_stubs,
7435 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7436 Target_arm::do_relax): New method definitions.
7438 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7440 * configure.ac: Check for (struct stat)::st_mtim
7441 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7442 * config.in: Regenerate.
7443 * configure: Regenerate.
7445 2009-11-05 Ian Lance Taylor <iant@google.com>
7448 * output.cc (Output_segment::add_output_section): Add missing
7451 2009-11-04 Ian Lance Taylor <iant@google.com>
7454 * object.h (class Object): Add is_needed and set_is_needed
7455 methods. Add is_needed_ field. Make bool fields into bitfields.
7456 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7457 defined in a dynamic object and referenced by a regular object,
7458 set is_needed for the dynamic object.
7459 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7460 if the file is marked with as_needed and it is not needed.
7462 2009-11-04 Ian Lance Taylor <iant@google.com>
7465 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7466 tags if data is discarded by linker script.
7467 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7468 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7469 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7470 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7472 2009-11-04 Ian Lance Taylor <iant@google.com>
7474 * layout.cc (Layout::get_output_section): Add is_interp and
7475 is_dynamic_linker_section parameters. Change all callers.
7476 (Layout::choose_output_section): Likewise.
7477 (Layout::make_output_section): Likewise.
7478 (Layout::add_output_section_data): Add is_dynamic_linker_section
7479 parameter. Change all callers.
7480 * layout.h (class Layout): Update declarations.
7481 * output.h (class Output_section): Add is_interp, set_is_interp,
7482 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7483 Add is_interp_, is_dynamic_linker_section_ fields. Change
7484 generate_code_fills_at_write_ to a bitfield.
7485 * output.cc (Output_section::Output_sections): Initialize new
7487 (Output_segment::add_output_section): Add do_sort parameter.
7490 2009-11-03 Ian Lance Taylor <iant@google.com>
7493 * options.h (class General_options): Add --warn-common.
7494 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7495 merging two common symbols.
7496 (Symbol_table::should_override): Handle --warn-common when merging
7497 a common symbol with a defined symbol. Use report_resolve_problem
7498 for multiple definitions.
7499 (Symbol_table::report_resolve_problem): New function.
7500 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7502 2009-11-03 Doug Kwan <dougkwan@google.com>
7504 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7506 (Target_arm::stub_factory): New method definition.
7507 (Target_arm::new_arm_input_section,
7508 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7509 Target_arm::reloc_uses_thumb_bit): New method declarations.
7510 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
7511 New type definitions.
7512 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7513 member declarations.
7514 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7515 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7516 New method definitions.
7518 2009-11-03 Ian Lance Taylor <iant@google.com>
7520 * options.h (class General_options): Add --warn_constructors.
7522 2009-11-03 Ian Lance Taylor <iant@google.com>
7525 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7526 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7528 2009-11-03 Ian Lance Taylor <iant@google.com>
7531 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7532 --msgid-bugs-address.
7533 (install-pdf): New target.
7534 (install-data_yes): Look up one directory to find mkinstalldirs.
7536 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7538 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7541 2009-10-30 Doug Kwan <dougkwan@google.com>
7543 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7545 2009-10-30 Doug Kwan <dougkwan@google.com>
7547 * arm.cc (Stub_addend_reader): New struct template definition
7548 and partial specializations.
7549 (Stub_addend_reader::operator()): New method definition for a
7550 partially specialized template.
7552 2009-10-30 Doug Kwan <dougkwan@google.com>
7554 * arm.cc (Arm_relobj::processor_specific_flags): New method
7556 (Arm_relobj::do_read_symbols): New method declaration.
7557 (Arm_relobj::processor_specific_flags_): New data member declaration.
7558 (Arm_dynobj): New class definition.
7559 (Target_arm::do_finalize_sections): Add input_objects parameter.
7560 (Target_arm::do_adjust_elf_header): New method declaration.
7561 (Target_arm::are_eabi_versions_compatible,
7562 (Target_arm::merge_processor_specific_flags): New method declaration.
7563 (Target_arm::do_make_elf_object): New overloaded method definitions
7565 (Arm_relobj::do_read_symbols): New method definition.
7566 (Arm_dynobj::do_read_symbols): Ditto.
7567 (Target_arm::do_finalize_sections): Add input_objects parameters.
7568 Merge processor-specific flags from all input objects.
7569 (Target_arm::are_eabi_versions_compatible,
7570 Target_arm::merge_processor_specific_flags,
7571 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7572 New method definitions.
7573 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7574 Input_objects pointer type parameter.
7575 * layout.cc (Layout::finalize): Pass input objects to target's.
7576 finalize_sections function.
7577 * output.cc (Output_file_header::do_sized_write): Set ELF file
7578 header's processor-specific flags.
7579 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7580 Input_objects pointer type parameter.
7581 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7582 * target.h (Input_objects): New forward class declaration.
7583 (Target::processor_specific_flags,
7584 Target::are_processor_specific_flags_sect): New method definitions.
7585 (Target::finalize_sections): Add input_objects parameter.
7586 (Target::Target): Initialize processor_specific_flags_ and
7587 are_processor_specific_flags_set_.
7588 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7590 (Target::set_processor_specific_flags): New method definition.
7591 (Target::processor_specific_flags_,
7592 Target::are_processor_specific_flags_set_): New data member
7594 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7595 Input_objects pointer type parameter.
7597 2009-10-30 Doug Kwan <dougkwan@google.com>
7599 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7601 2009-10-28 Ian Lance Taylor <iant@google.com>
7603 * object.h (class Relobj): Drop options parameter from
7604 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7605 do_scan_relocs, do_relocate. Change all callers.
7606 (class Sized_relobj): Drop options parameters from
7607 do_gc_process_relocs, do_scan_relocs, do_relocate,
7608 do_relocate_sections, relocate_sections, emit_relocs_scan,
7609 emit_relocs_scan_reltype. Change all callers.
7610 (struct Relocate_info): Remove options field and all references to
7612 * reloc.h (class Read_relocs): Remove options constructor
7613 parameter and options_ field. Change all callers.
7614 (class Gc_process_relocs, class Scan_relocs): Likewise.
7615 (class Relocate_task): Likewise.
7616 * target-reloc.h (scan_relocs): Remove options parameter. Change
7618 (scan_relocatable_relocs): Likewise.
7619 * target.h (class Sized_target): Remove options parameter from
7620 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7622 * gc.h (gc_process_relocs): Remove options parameter. Change all
7624 * arm.cc: Update functions to remove options parameters.
7625 * i386.cc: Likewise.
7626 * powerpc.cc: Likewise.
7627 * sparc.cc: Likewise.
7628 * x86_64.cc: Likewise.
7629 * testsuite/testfile.cc: Likewise.
7631 2009-10-28 Doug Kwan <dougkwan@google.com>
7633 * arm.cc (Arm_relobj): New class definition.
7634 (Arm_relobj::scan_sections_for_stubs,
7635 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7636 New method definitions.
7638 2009-10-28 Cary Coutant <ccoutant@google.com>
7640 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7641 (Plugin::cleanup_done_): New member.
7642 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7643 (Plugin_manager::cleanup_done_): Remove.
7644 (Plugin_manager::add_input_file): Edit error message.
7645 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7646 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7648 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7650 * fileread.cc: (File_read::View::~View): Use the new
7651 data_ownership_ filed.
7652 (File_read::~File_read): Dispose the new whole_file_view_.
7653 (File_read::open): Mmap the whole file if needed.
7654 (File_read::open): Use whole_file_view_ instead of contents_.
7655 (File_read::find_view): Use whole_file_view_ if applicable.
7656 (File_read::do_read): Use whole_file_view_ instead of contents_.
7657 (File_read::make_view): Use whole_file_view_ instead of contents_,
7658 update File_read::View::View call.
7659 (File_read::find_or_make_view): Update File_read::View::View
7661 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7663 (File_read::View::Data_ownership): New enum.
7664 (File_read::View::View): Replace bool mapped_ with Data_ownership
7666 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7667 (File_read::View::data_ownership_): New field.
7668 (File_read::contents_): Remove (replaced by whole_file_view_).
7669 (File_read::whole_file_view_): New field.
7670 * options.h (class General_options): Add --keep-files-mapped.
7672 2009-10-27 Cary Coutant <ccoutant@google.com>
7674 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7675 * testsuite/Makefile.am (plugin_test_5): New test case.
7676 * testsuite/Makefile.in: Regenerate.
7678 2009-10-25 Doug Kwan <dougkwan@google.com>
7680 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7681 from private to protected to allow access by child class.
7682 (Sized_relobj::do_relocate_sections): New method declaration.
7683 (Sized_relobj::relocate_sections): Virtualize.
7684 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
7685 Sized_relobj::relocate_sections. Instantiate template explicitly
7686 for different target sizes and endianity.
7688 2009-10-24 Doug Kwan <dougkwan@google.com>
7690 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7691 (Arm_input_section::as_arm_input_section): New method.
7692 (Arm_output_section): New class definition.
7693 (Arm_output_section::create_stub_group,
7694 Arm_output_section::group_sections): New method definitions.
7696 2009-10-22 Doug Kwan <dougkwan@google.com>
7698 * arm.cc (Arm_input_section): New class definition.
7699 (Arm_input_section::init, Arm_input_section:do_write,
7700 Arm_input_section::set_final_data_size,
7701 Arm_input_section::do_reset_address_and_file_offset): New method
7704 2009-10-21 Doug Kwan <dougkwan@google.com>
7706 * arm.cc (Stub_table, Arm_input_section): New forward class
7708 (Stub_table): New class defintion.
7709 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7710 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7711 New method definition.
7713 2009-10-21 Doug Kwan <dougkwan@google.com>
7715 * arm.cc: Update copyright comments.
7716 (Target_arm): New forward class template declaration.
7717 (Arm_address): New type.
7718 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7719 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7720 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7722 (Insn_template): Same.
7723 (DEF_STUBS): New macro.
7724 (Stub_type): New enum type.
7725 (Stub_template): New class definition.
7728 (Stub_factory): Same.
7729 (Target_arm::Target_arm): Initialize may_use_blx_ and
7730 should_force_pic_veneer_.
7731 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7732 Target_arm::should_force_pic_veneer,
7733 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7734 Target_arm::using_thumb_only, Target_arm:;default_target): New
7736 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7737 New data member declarations.
7738 (Insn_template::size, Insn_template::alignment): New method defintions.
7739 (Stub_template::Stub_template): New method definition.
7740 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7741 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7742 (Stub_factory::Stub_factory): New method definition.
7743 * gold.h (string_hash): New template.
7744 * output.h (Input_section_specifier::hash_value): Use
7746 (Input_section_specifier::string_hash): Remove.
7747 * stringpool.cc (Stringpool_template::string_hash): Use
7750 2009-10-20 Doug Kwan <dougkwan@google.com>
7752 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7753 symbols of relaxed input sections.
7754 * output.h (Output_section::find_relaxed_input_section): Make
7757 2009-10-16 Doug Kwan <dougkwan@google.com>
7759 * dynobj.cc (Versions::Versions): Initialize version_script_.
7760 Only insert base version symbol definition for a shared object
7761 if version script defines any version versions.
7762 (Versions::define_base_version): New method definition.
7763 (Versions::add_def): Check that base version is not needed.
7764 (Versions::add_need): Define base version lazily.
7765 * dynobj.h (Versions::define_base_version): New method declaration.
7766 (Versions::needs_base_version_): New data member declaration.
7767 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7768 (check_DATA): Add no_version_test.stdout.
7769 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7771 * testsuite/Makefile.in: Regenerate.
7772 * testsuite/no_version_test.c: New file.
7773 * testsuite/no_version_test.sh: Ditto.
7775 2009-10-16 Doug Kwan <dougkwan@google.com>
7777 * expression.cc (class Segment_start_expression): New class definition.
7778 (Segment_start_expression::value): New method definition.
7779 (script_exp_function_segment_start): Return a new
7780 Segment_start_expression.
7781 * gold/script-c.h (script_saw_segment_start_expression): New function
7783 * script-sections.cc (Script_sections::Script_sections): Initialize
7784 SAW_SEGMENT_START_EXPRESSION_ to false.
7785 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7786 and -Tbbs options to specify section addresses if given in
7787 command line and no SEGMENT_START expression is seen in a script.
7788 * script-sections.h (Script_sections::saw_segment_start_expression,
7789 Script_sections::set_saw_segment_start_expression): New method
7791 (Script_sections::saw_segment_start_expression_): New data member
7793 * script.cc (script_saw_segment_start_expression): New function.
7794 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7795 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7796 script_test_7.sh and script_test_8.sh.
7797 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7798 script_test_8.stdout.
7799 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7800 (script_test_6, script_test_6.stdout, script_test_7,
7801 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7802 * Makefile.in: Regenerate.
7803 * testsuite/script_test_6.sh: New file.
7804 * testsuite/script_test_6.t: Same.
7805 * testsuite/script_test_7.sh: Same.
7806 * testsuite/script_test_7.t: Same.
7807 * testsuite/script_test_8.sh: Same.
7809 2009-10-16 Doug Kwan <dougkwan@google.com>
7811 * output.cc (Output_segment::set_section_list_address): Cast
7812 expressions to unsigned long long type to avoid format warnings.
7814 2009-10-15 Ian Lance Taylor <iant@google.com>
7816 * script.cc (Script_options::add_symbol_assignment): Always add a
7817 dot assignment to script_sections_.
7818 * script-sections.cc (Script_sections::add_dot_assignment):
7819 Initialize if necessary.
7821 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7822 program headers with no load segment if there is a linker script.
7824 * layout.cc (Layout::set_segment_offsets): Align the file offset
7825 to the segment aligment for -N or -n with no load segment.
7826 * output.cc (Output_segment::add_output_section): Don't crash if
7827 the first section is a TLS section.
7828 (Output_segment::set_section_list_addresses): Print an error
7829 message if the address moves backward in a linker script.
7830 * script-sections.cc
7831 (Output_section_element_input::set_section_addresses): Don't
7832 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7833 (Orphan_output_section::set_section_addresses): Likewise.
7835 2009-10-15 Doug Kwan <dougkwan@google.com>
7837 * layout.cc (Layout::finish_dynamic_section): Generate tags
7838 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7839 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7840 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7842 2009-10-14 Ian Lance Taylor <iant@google.com>
7844 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7846 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7847 data_shdr fields of relinfo.
7848 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7849 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7850 R_386_TLS_LDO_32, adjust based on section flags.
7851 (Target_i386::Relocate::fix_up_ldo): Remove.
7853 2009-10-13 Ian Lance Taylor <iant@google.com>
7855 Add support for -pie.
7856 * options.h (class General_options): Add -pie and
7858 (General_options::output_is_position_independent): Test -pie.
7859 (General_options::output_is_executable): Return true if not shared
7860 and not relocatable.
7861 (General_options::output_is_pie): Remove.
7862 * options.cc (General_options::finalize): Reject incompatible uses
7864 * gold.cc (queue_middle_tasks): A -pie link is not static.
7865 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7866 * symtab.cc (Symbol::final_value_is_known): Return false if
7867 output_is_position_independent.
7868 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7869 output_is_position_independent.
7870 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7871 output_is_position_independent.
7872 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7873 output_is_position_independent.
7874 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7876 (basic_pie_test.o, basic_pie_test): New targets.
7877 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7878 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7879 (two_file_pie_test): New target.
7880 * testsuite/Makefile.in: Rebuild.
7881 * README: Remove note saying that -pie is not supported.
7883 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7885 * options.h (class General_options): Add -init and -fini.
7886 * layout.cc (Layout::finish_dynamic_section): Emit
7887 given init and fini functions.
7889 2009-10-13 Sriraman Tallam <tmsriram@google.com>
7891 * gc.h (gc_process_relocs): Check if icf is enabled using new
7893 * gold.cc (queue_initial_tasks): Likewise.
7894 (queue_middle_tasks): Likewise.
7895 * object.cc (do_layout): Likewise.
7896 * symtab.cc (is_section_folded): Likewise.
7897 * main.cc (main): Likewise.
7898 * reloc.cc (Read_relocs::run): Likewise.
7899 (Sized_relobj::do_scan_relocs): Likewise.
7900 * icf.cc (is_function_ctor_or_dtor): New function.
7901 (Icf::find_identical_sections): Check if function is ctor or dtor when
7903 * options.h (General_options::icf): Change option to be an enum.
7904 (Icf_status): New enum.
7905 (icf_enabled): New method.
7906 (icf_safe_folding): New method.
7907 (set_icf_status): New method.
7908 (icf_status_): New variable.
7909 * (options.cc) (General_options::finalize): Set icf_status_.
7910 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7911 icf_test and icf_keep_unique_test to use the --icf enum flag.
7912 * testsuite/icf_safe_test.sh: New file.
7913 * testsuite/icf_safe_test.cc: New file.
7915 2009-10-12 Sriraman Tallam <tmsriram@google.com>
7917 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7918 includes to gc.h and icf.h.
7919 * arm.cc: Include gc.h.
7920 * gold.cc: Likewise.
7921 * i386.cc: Likewise.
7922 * powerpc.cc: Likewise.
7923 * sparc.cc: Likewise.
7924 * x86_64.cc: Likewise.
7925 * gc.h: Include icf.h.
7927 2009-10-11 Ian Lance Taylor <iant@google.com>
7929 * plugin.cc: Include "gold.h" before other header files.
7931 2009-10-10 Chris Demetriou <cgd@google.com>
7933 * options.h (Input_file_argument::Input_file_type): New enum.
7934 (Input_file_argument::is_lib_): Replace with...
7935 (Input_file_argument::type_): New member.
7936 (Input_file_argument::Input_file_argument): Take Input_file_type
7937 'type' rather than boolean 'is_lib' as second argument.
7938 (Input_file_argument::is_lib): Use type_.
7939 (Input_file_argument::is_searched_file): New function.
7940 (Input_file_argument::may_need_search): Handle is_searched_file.
7941 * options.cc (General_options::parse_library): Support -l:filename.
7942 (General_options::parse_just_symbols): Update for Input_file_argument
7944 (Command_line::process): Likewise.
7945 * archive.cc (Archive::get_file_and_offset): Likewise.
7946 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7947 * script.cc (read_script_file, script_add_file): Likewise.
7948 * fileread.cc (Input_file::Input_file): Likewise.
7949 (Input_file::will_search_for): Handle is_searched_file.
7950 (Input_file::open): Likewise.
7951 * readsyms.cc (Read_symbols::get_name): Likewise.
7952 * testsuite/Makefile.am (searched_file_test): New test.
7953 * testsuite/Makefile.in: Regenerate.
7954 * testsuite/searched_file_test.cc: New file.
7955 * testsuite/searched_file_test_lib.cc: New file.
7957 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7958 Ian Lance Taylor <iant@google.com>
7960 * descriptor.cc: Include <cstdio> and "binary-io.h".
7961 (Descriptors::open): Open the files in binary mode always.
7962 * script.cc (Lex::get_token): Treat \r as whitespace.
7964 2009-10-09 Ian Lance Taylor <iant@google.com>
7966 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7968 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7969 Ian Lance Taylor <iant@google.com>
7971 * configure.ac: Check for readv function also.
7972 * fileread.cc (readv): Define if not HAVE_READV.
7973 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7975 * config.in: Regenerate.
7976 * configure: Regenerate.
7978 2009-10-09 Doug Kwan <dougkwan@google.com>
7980 * layout.cc (Layout::make_output_section): Call target hook to make
7981 ordinary output section.
7982 (Layout::finalize): Adjust parameter list of call the
7983 Target::may_relax().
7984 * layout.h (class Layout::section_list): New method.
7985 * merge.h (Output_merge_base::entsize): Change visibility to public.
7986 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7988 (Output_merge_string::do_is_string): New method.
7989 * object.cc (Sized_relobj::do_setup): renamed from
7990 Sized_relobj::set_up.
7991 * object.h (Sized_relobj::adjust_shndx,
7992 Sized_relobj::initializ_input_to_output_maps,
7993 Sized_relobj::free_input_to_output_maps): Change visibilities to
7995 (Sized_relobj::setup): Virtualize.
7996 (Sized_relobj::do_setup): New method declaration.
7997 (Sized_relobj::invalidate_section_offset,
7998 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7999 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
8000 * options.cc (parse_int): New function.
8001 * options.h (parse_int): New declaration.
8002 (DEFINE_int): New macro.
8003 (stub_group_size): New option.
8004 * output.cc (Output_section::Output_section): Initialize memebers
8005 merge_section_map_, merge_section_by_properties_map_,
8006 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
8007 (Output_section::add_input_section): Handled deferred code-fill
8008 generation and remove an old comment.
8009 (Output_section::add_relaxed_input_section): New method definition.
8010 (Output_section::add_merge_input_section): Use merge section by
8011 properties map to speed to search. Update merge section maps
8013 (Output_section::build_relaxation_map): New method definition.
8014 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
8016 (Output_section::relax_input_section): Renamed to
8017 Output_section::convert_input_sections_to_relaxed_sections and change
8018 interface to take a vector of pointers to relaxed sections.
8019 (Output_section::find_merge_section,
8020 Output_section::find_relaxed_input_section): New method definitions.
8021 (Output_section::is_input_address_mapped,
8022 Output_section::output_offset, Output_section::output_address):
8023 Use output section data maps to speed up searching.
8024 (Output_section::find_starting_output_address): Add comments.
8025 (Output_section::do_write,
8026 Output_section::write_to_postprocessing_buffer): Do code-fill
8027 generation as appropriate.
8028 (Output_section::get_input_sections): Invalidate relaxed input section
8030 (Output_section::restore_states): Adjust type of checkpoint .
8031 Invalidate relaxed input section map.
8032 * output.h (Output_merge_base): New class declaration.
8033 (Input_section_specifier): New class defintion.
8034 (class Output_relaxed_input_section) Change base class to
8035 Output_section_data_build.
8036 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
8037 base class initializer.
8038 (Output_section::add_relaxed_input_section): New method declaration.
8039 (Output_section::Input_section): Change visibility to protected.
8040 (Output_section::Input_section::relobj,
8041 Output_section::Input_section::shndx): Handle relaxed input sections.
8042 Output_section::input_sections) Change visibility to protected. Also
8043 define overload to return a non-const pointer.
8044 (Output_section::Merge_section_properties): New class defintion.
8045 (Output_section::Merge_section_by_properties_map,
8046 Output_section::Output_section_data_by_input_section_map,
8047 Output_section::Relaxation_map): New types.
8048 (Output_section::relax_input_section): Rename method to
8049 Output_section::convert_input_sections_to_relaxed_sections and change
8050 interface to take a vector of relaxed section pointers.
8051 (Output_section::find_merge_section,
8052 Output_section::find_relaxed_input_section,
8053 Output_section::build_relaxation_map,
8054 Output_section::convert_input_sections_in_list_to_relaxed_sections):
8055 New method declarations.
8056 (Output_section::merge_section_map_
8057 Output_section::merge_section_by_properties_map_,
8058 Output_section::relaxed_input_section_map_,
8059 Output_section::is_relaxed_input_section_map_valid_,
8060 Output_section::generate_code_fills_at_write_): New data members.
8061 * script-sections.cc
8062 (Output_section_element_input::set_section_addresses): Call
8063 current_data_size and addralign methods of relaxed input sections.
8064 (Orphan_output_section::set_section_addresses): Call current_data_size
8065 and addralign methods of relaxed input sections.
8066 * symtab.cc (Symbol_table::compute_final_value): Extract template
8067 from the body of Symbol_table::sized_finalize_symbol.
8068 (Symbol_table::sized_finalized_symbol): Call
8069 Symbol_table::compute_final_value.
8070 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
8071 (Symbol_table::compute_final_value): New templated method declaration.
8072 * target.cc (Target::do_make_output_section): New method defintion.
8073 * target.h (Target::make_output_section): New method declaration.
8074 (Target::relax): Add more parameters for input objects, symbol table
8075 and layout. Adjust call to do_relax.
8076 (Target::do_make_output_section): New method declaration.
8077 (Target::do_relax): Add parameters for input objects, symbol table
8080 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8082 * pread.c: Include stdio.h.
8084 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8086 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
8089 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8091 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
8092 Change read_shndx type to unsigned int.
8093 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8095 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8096 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
8097 Change read_shndx type to unsigned int.
8098 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8100 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8101 * layout.cc (Layout::create_symtab_sections): Cast the result of
8102 local_symcount * symsize to off_t in the gold_assert.
8104 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8106 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
8107 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
8109 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
8110 (Arm_relocate_functions::thm_abs5): New function.
8111 (Arm_relocate_functions::abs12): New function.
8112 (Arm_relocate_functions::abs16): New function.
8113 (Arm_relocate_functions::base_abs): New function.
8114 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
8115 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
8116 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
8118 (Scan::global): Likewise.
8119 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
8120 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
8121 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
8122 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
8125 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8127 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
8128 (Arm_relocate_functions::movt_prel): New function.
8129 (Arm_relocate_functions::thm_movw_prel_nc): New function.
8130 (Arm_relocate_functions::thm_movt_prel): New function.
8131 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8132 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
8133 (Scan::global, Relocate::relocate): Likewise.
8134 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8136 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8138 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
8139 Incremental_checker.
8140 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
8142 (class Incremental_inputs_header): New class.
8143 (Incremental_inputs_header_writer): Edit comment.
8144 (Incremental_inputs_entry): New class.
8145 (Incremental_inputs_entry_writer): Edit comment.
8146 (Sized_incremental_binary::do_find_incremental_inputs_section):
8147 Add *strtab_shndx parameter, fill it.
8148 (Sized_incremental_binary::do_check_inputs): New method.
8149 (Incremental_checker::can_incrementally_link_output_file): Use
8150 Sized_incremental_binary::check_inputs.
8151 (Incremental_inputs::report_command_line): Save command line in
8154 (Incremental_binary::find_incremental_inputs_section): New
8156 (Incremental_binary::do_find_incremental_inputs_section): Add
8157 strtab_shndx parameter.
8158 (Incremental_binary::do_check_inputs): New pure virtual method.
8159 (Sized_incremental_binary::do_check_inputs): Declare.
8160 (Incremental_checker::Incremental_checker): Add incremental_inputs
8161 parameter, use it to initialize incremental_inputs_.
8162 (Incremental_checker::incremental_inputs_): New field.
8163 (Incremental_checker::command_line): New method.
8164 (Incremental_checker::inputs): New method.
8165 (Incremental_checker::command_line_): New field.
8167 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8169 * incremental.cc: Include <cstdarg> and "target-select.h".
8170 (vexplain_no_incremental): New function.
8171 (explain_no_incremental): New function.
8172 (Incremental_binary::error): New method.
8173 (Sized_incremental_binary::do_find_incremental_inputs_section): New
8175 (make_sized_incremental_binary): New function.
8176 (open_incremental_binary): New function.
8177 (can_incrementally_link_file): Add checks if output is ELF and has
8179 * incremental.h: Include "elfcpp_file.h" and "output.h".
8180 (Incremental_binary): New class.
8181 (Sized_incremental_binary): New class.
8182 (open_incremental_binary): Declare.
8183 * object.cc (is_elf_object): Use
8184 elfcpp::Elf_recognizer::is_elf_file.
8185 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
8186 * output.h (Output_file::filesize): New method.
8188 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8190 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
8192 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
8193 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
8195 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
8197 (Arm_relocate_functions::movw_abs_nc): New function.
8198 (Arm_relocate_functions::movt_abs): New function.
8199 (Arm_relocate_functions::thm_movw_abs_nc): New function.
8200 (Arm_relocate_functions::thm_movt_abs): New function.
8201 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
8202 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
8203 (Scan::global): Likewise.
8204 (Relocate::relocate): Likewise.
8205 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8207 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8209 * arm.cc (Arm_relocate_functions::got_prel) New function.
8210 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
8211 (Relocate::relocate): Likewise.
8212 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8214 2009-10-06 Ian Lance Taylor <iant@google.com>
8216 * options.h (class General_options): Define
8217 split_stack_adjust_size parameter.
8218 * object.h (class Object): Add uses_split_stack_ and
8219 has_no_split_stack_ fields. Add uses_split_stack and
8220 has_no_split_stack accessor functions. Declare
8221 handle_split_stack_section.
8222 (class Reloc_symbol_changes): Define.
8223 (class Sized_relobj): Define Function_offsets. Declare
8224 split_stack_adjust, split_stack_adjust_reltype, and
8226 * object.cc (Object::handle_split_stack_section): New function.
8227 (Sized_relobj::do_layout): Call handle_split_stack_section.
8228 * dynobj.cc (Sized_dynobj::do_layout): Call
8229 handle_split_stack_section.
8230 * reloc.cc (Sized_relobj::relocate_sections): Call
8231 split_stack_adjust for executable sections in split_stack
8232 objects. Pass reloc_map to relocate_section.
8233 (Sized_relobj::split_stack_adjust): New function.
8234 (Sized_relobj::split_stack_adjust_reltype): New function.
8235 (Sized_relobj::find_functions): New function.
8236 * target-reloc.h: Include "object.h".
8237 (relocate_section): Add reloc_symbol_changes parameter. Change
8239 * target.h (class Target): Add calls_non_split method. Declare
8240 do_calls_non_split virtual method. Declare match_view and
8242 * target.cc: Include "elfcpp.h".
8243 (Target::do_calls_non_split): New function.
8244 (Target::match_view): New function.
8245 (Target::set_view_to_nop): New function.
8246 * gold.cc (queue_middle_tasks): Give an error if mixing
8247 split-stack and non-split-stack objects with -r.
8248 * i386.cc (Target_i386::relocate_section): Add
8249 reloc_symbol_changes parameter.
8250 (Target_i386::do_calls_non_split): New function.
8251 * x86_64.cc (Target_x86_64::relocate_section): Add
8252 reloc_symbol_changes parameter.
8253 (Target_x86_64::do_calls_non_split): New function.
8254 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8256 * powerpc.cc (Target_powerpc::relocate_section): Add
8257 reloc_symbol_changes parameter.
8258 * sparc.cc (Target_sparc::relocate_section): Add
8259 reloc_symbol_changes parameter.
8260 * configure.ac: Call AM_CONDITIONAL for the default target.
8261 * configure: Rebuild.
8262 * testsuite/Makefile.am (TEST_AS): New variable.
8263 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8264 (check_DATA): Add split_i386 and split_x86_64 files.
8265 (SPLIT_DEFSYMS): Define.
8266 (split_i386_[1234n].o): New targets.
8267 (split_i386_[124]): New targets.
8268 (split_i386_[1234r].stdout): New targets.
8269 (split_x86_64_[1234n].o): New targets.
8270 (split_x86_64_[124]): New targets.
8271 (split_x86_64_[1234r].stdout): New targets.
8272 (MOSTLYCLEANFILES): Add new executables.
8273 * testsuite/split_i386.sh: New file.
8274 * testsuite/split_x86_64.sh: New file.
8275 * testsuite/split_i386_1.s: New file.
8276 * testsuite/split_i386_2.s: New file.
8277 * testsuite/split_i386_3.s: New file.
8278 * testsuite/split_i386_4.s: New file.
8279 * testsuite/split_i386_n.s: New file.
8280 * testsuite/split_x86_64_1.s: New file.
8281 * testsuite/split_x86_64_2.s: New file.
8282 * testsuite/split_x86_64_3.s: New file.
8283 * testsuite/split_x86_64_4.s: New file.
8284 * testsuite/split_x86_64_n.s: New file.
8285 * testsuite/testfile.cc (Target_test): Update relocation_section
8287 * testsuite/Makefile.in: Rebuild.
8289 2009-10-06 Ian Lance Taylor <iant@google.com>
8291 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8292 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8293 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8294 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8295 the address on ldo_addrs_.
8296 (Target_i386::Relocate::fix_up_ldo): New function.
8298 2009-10-06 Rafael Espindola <espindola@google.com>
8300 * plugin.cc (add_input_library): New.
8301 (Plugin::load): Add add_input_library to tv.
8302 (Plugin_manager::add_input_file): Add the is_lib argument.
8303 (add_input_file): Update call to Plugin_manager::add_input_file.
8304 (add_input_library): New.
8305 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8307 2009-09-30 Doug Kwan <dougkwan@google.com>
8309 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8310 symbol and call Symbol::may_need_copy_reloc to determine if
8311 a copy reloc is needed.
8312 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8313 nocopyreloc is given in command line.
8314 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8315 given in command line.
8316 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8317 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8318 of the removed Target_i386::may_need_copy_reloc.
8319 * options.h (copyreloc): New option with default value false.
8320 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8321 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8322 instead of the removed Target_powerpc::may_need_copy_reloc.
8323 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8324 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8325 instead of the removed Target_sparc::may_need_copy_reloc.
8326 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8327 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8328 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8329 instead of the removed Target_x86_64::may_need_copy_reloc.
8331 2009-09-30 Ian Lance Taylor <iant@google.com>
8333 * object.h (class Object): Remove target_ field, and target,
8334 sized_target, and set_target methods.
8335 (Object::sized_target): Remove.
8336 (class Sized_relobj): Update declarations. Remove sized_target.
8337 * object.cc (Sized_relobj::setup): Remove target parameter.
8339 (Input_objects::add_object): Don't do anything with the target.
8340 (make_elf_sized_object): Add punconfigured parameter. Change all
8341 callers. Set or test parameter target.
8342 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8344 * parameters.cc (Parameters::set_target): Change parameter type to
8346 (Parameters::default_target): Remove.
8347 (set_parameters_target): Change parameter type to be non-const.
8348 (parameters_force_valid_target): New function.
8349 (parameters_clear_target): New function.
8350 * parameters.h (class Parameters): Update declarations. Remove
8351 default_target method. Add sized_target and clear_target
8352 methods. Change target_ to be non-const.
8353 (set_parameters_target): Update declaration.
8354 (parameters_force_valid_target): Declare.
8355 (parameters_clear_target): Declare.
8356 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8357 as NULL if we aren't searching.
8358 (Add_symbols::run): Don't check for compatible target.
8359 * fileread.cc (Input_file::open_binary): Call
8360 parameters_force_valid_target.
8361 * gold.cc (queue_middle_tasks): Likewise.
8362 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8363 set_target on object.
8364 * dynobj.h (class Sized_dynobj): Update declarations.
8365 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8366 make_elf_object returns NULL.
8367 (Archive::include_member): Don't check whether object target is
8369 * output.cc (Output_section::add_input_section): Get target from
8371 (Output_section::relax_input_section): Likewise.
8372 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8374 (Sized_relobj::do_scan_relocs): Likewise.
8375 (Sized_relobj::relocate_sections): Likewise.
8376 * resolve.cc (Symbol_table::resolve): Likewise.
8377 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8378 parameter. Change all callers.
8379 (Symbol_table::add_from_object): Get target from parameters.
8380 (Symbol_table::add_from_relobj): Don't check object target.
8381 (Symbol_table::add_from_dynobj): Likewise.
8382 (Symbol_table::define_special_symbol): Get target from
8384 * symtab.h (class Symbol_table): Update declaration.
8385 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8386 parameter. Change all callers. Clear parameter target.
8387 (Binary_test): Test target here.
8388 * testsuite/object_unittest.cc (gold_testsuite): Remove
8389 target_test_pointer parameter. Change all callers.
8390 (Object_test): Test target here.
8392 2009-09-26 Ian Lance Taylor <iant@google.com>
8394 * testsuite/initpri1.c: Don't try to use constructor priorities if
8395 compiling with gcc before 4.3.
8397 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8399 * testsuite/retain_symbols_file_test.sh (check_present): Change
8400 output file name to retain_symbols_file_test.stdout.
8401 (check_absent): Likewise.
8403 2009-09-18 Craig Silverstein <csilvers@google.com>
8405 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8406 * options.cc: Include <cerrno> and <fstream>.
8407 (General_options::finalize): Parse -retain-symbols-file tag.
8408 * options.h: New flag.
8409 (General_options): New method should_retain_symbol, new
8410 variable symbols_to_retain.
8411 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8412 should_retain_symbol map.
8413 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8414 * testsuite/Makefile.in: Regenerate.
8415 * testsuite/retain_symbols_file_test.sh: New file.
8417 2009-09-18 Nick Clifton <nickc@redhat.com>
8419 * po/es.po: Updated Spanish translation.
8421 2009-09-17 Doug Kwan <dougkwan@google.com>
8423 * debug.h (DEBUG_RELAXATION): New constant.
8424 (DEBUG_ALL): Add DEBUG_RELAXATION.
8425 (debug_string_to_enum): Add relaxation debug option.
8427 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8428 Layout::Relaxation_debug_check::read_sections,
8429 Layout::Relaxation_debug_check::read_sections): New method definitions.
8430 (Layout::Layout): Initialize data members
8431 record_output_section_data_from_scrips_,
8432 script_output_section_data_list_ and relaxation_debug_check_.
8433 (Layout::save_segments, Layout::restore_segments,
8434 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8435 Layout::relaxation_loop_body): New method definitions.
8436 (Layout::finalize): Support relaxation. Move section layout code to
8437 Layout::relaxation_loop_body.
8438 (Layout::set_asection_address_from_script): Move code for orphan
8439 section placement out.
8440 (Layout::place_orphan_sections_in_script): New method definition.
8441 * layout.h (Output_segment_headers, Output_file_header):
8442 New forward class declarations.
8443 (Layout::~Layout): Define.
8444 (Layout::new_output_section_data_from_script): New method definition.
8445 (Layout::place_orphan_sections_in_script): New method declaration.
8446 (Layout::Segment_states): New type declaration.
8447 (Layout::save_segments, Layout::restore_segments,
8448 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8449 Layout::relaxation_loop_body): New method declarations.
8450 (Layout::Output_section_data_list): New type declaration.
8451 (Layout::Relaxation_debug_check): New class definition.
8452 (Layout::record_output_section_data_from_script_,
8453 Layout::script_output_section_data_list_, Layout::segment_states_,
8454 Layout::relaxation_debug_check_): New data members.
8455 * output.cc: (Output_section_headers::do_size): New method definition.
8456 (Output_section_headers::Output_section_headers): Move size
8457 computation to Output_section_headers::do_size.
8458 (Output_segment_headers::do_size): New method definition.
8459 (Output_file_header::Output_file_header): Move size computation to
8460 Output_file_header::do_size and call it.
8461 (Output_file_header::do_size): New method definition.
8462 (Output_data_group::Output_data_group): Adjust call to
8463 Output_section_data.
8464 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8465 (Output_symtab_xindex::do_write): Add array bound check.
8466 (Output_section::Input_section::print_to_mapfile): Handle
8467 RELAXED_INPUT_SECTION_CODE.
8468 (Output_section::Output_section): Initialize data member checkpoint_.
8469 (Output_section::~Output_section): Delete checkpoint object pointed
8471 (Output_section::add_input_section): Always add an Input_section if
8473 (Output_section::add_merge_input_section): Add assert.
8474 (Output_section::relax_input_section): New method definition.
8475 (Output_section::set_final_data_size): Set load address to zero for
8476 an unallocated section.
8477 (Output_section::do_address_and_file_offset_have_reset_values):
8478 New method definition.
8479 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8480 Handle relaxed input section.
8481 (Output_section::sort_attached_input_sections): Checkpoint input
8482 section list lazily.
8483 (Output_section::get_input_sections): Change type of input_sections to
8484 list of Simple_input_section pointers. Checkpoint input section list
8485 lazily. Also handle relaxed input sections.
8486 (Output_section::add_input_section_for_script): Take a reference to
8487 a Simple_input_section object instead of Relobj pointer and section
8488 index as parameter. Handle relaxed input sections.
8489 (Output_section::save_states, Output_section::restore_states): New
8491 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8492 (Output_data::is_data_size_fixed): New method definition.
8493 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8495 (Output_data::address_and_file_offset_have_reset_values): New method
8497 (Output_data::do_address_and_file_offset_have_reset_values): New method
8499 (Output_data::set_data_size): Check that data size is not fixed.
8500 (Output_data::fix_data_size): New method definition.
8501 (Output_data::is_data_size_fixed_): New data member.
8502 (Output_section_headers::set_final_data_size): New method definition.
8503 (Output_section_headers::do_size): New method declaration.
8504 (Output_segment_headers::set_final_data_size): New method definition.
8505 (Output_segment_headers::do_size): New method declaration.
8506 (Output_file_header::set_final_data_size)::New method definition.
8507 (Output_file_header::do_size)::New method declaration.
8508 (Output_section_data::Output_section_data): Add new parameter
8509 is_data_size_fixed and use it to fix data size.
8510 (Output_data_const::Output_data_const): Adjust call to base class
8511 constructor and fix data size.
8512 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8513 base class constructor and fix data size.
8514 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8515 base class constructor and fix data size.
8516 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8517 class constructor and fix data size.
8518 (Output_data_group::set_final_data_size): New method definition.
8519 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8520 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8521 class constructor and fix data size.
8522 (Output_relaxed_input_section): New class definition.
8523 (Output_section::Simple_input_section): New class definition.
8524 (Output_section::get_input_sections): Adjust parameter list.
8525 (Output_section::add_input_section_for_script): Same.
8526 (Output_section::save_states, Output_section::restore_states,
8527 Output_section::do_address_and_file_offset_have_reset_values,
8528 (Output_section::Input_section::Input_section): Handle
8529 RELAXED_INPUT_SECTION_CODE. Add new overload for
8530 Output_relaxed_input_section.
8531 (Output_section::Input_section::is_input_section,
8532 Output_section::Input_section::set_output_section): Handle relaxed
8534 (Output_section::Input_section::is_relaxed_input_section,
8535 Output_section::Input_section::output_section_data,
8536 Output_section::Input_section::relaxed_input_section): New method
8538 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8540 (Output_section::Input_section::u1_): Update comments.
8541 (Output_section::Input_section::u2_): Add new union member poris.
8542 (Output_section::Checkpoint_output_section): New classs definition.
8543 (Output_section::relax_input_section): New method declaration.
8544 (Output_section::checkpoint_): New data member.
8545 (Output_segment): Update comments.
8546 (Output_segment::Output_segment): Un-privatize copy constructor.
8547 (Output_segment::operator=): Un-privatize.
8548 * script-sections.cc (Output_section_element::Input_section_list):
8549 Change element type to Output_section::Simple_input_section.
8550 (Output_section_element_dot_assignment::set_section_addresses):
8551 Register output section data for relaxation clean up.
8552 (Output_data_exression::Output_data_expression): Adjust call to base
8553 constructor to fix data size.
8554 (Output_section_element_data::set_section_addresses): Register
8555 Output_data_expression object for relaxation clean up.
8556 (struct Input_section_info): Replace Relobj pointer and section index
8557 pair with Output_section::Simple_input_section and Convert struct to a
8559 (Input_section_sorter::operator()): Adjust access to
8560 Input_section_info data member to use accessors.
8561 (Output_section_element_input::set_section_addresses): Use layout
8562 parameter. Adjust code to use Output_section::Simple_input_section
8563 and Input_secction_info classes. Register filler for relaxation
8565 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8566 and section index pair with Output_section::Simple_input_section
8567 class. Adjust code accordingly.
8568 (Phdrs_element::release_segment): New method definition.
8569 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8571 (Script_sections::release_segments): New method definition.
8572 * gold/script-sections.h (Script_sections::release_segments): New
8574 * gold/target.h (Target::may_relax, Target::relax,
8575 Target::do_may_relax, Target::do_relax): New method definitions.
8577 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8579 * arm.cc (has_signed_unsigned_overflow): New function.
8580 (Arm_relocate_functions::abs8): New function.
8581 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8582 (Target_arm::Scan::global): Likewise.
8583 (Target_arm::relocate::relocate): Likewise.
8584 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8587 2009-09-16 Cary Coutant <ccoutant@google.com>
8589 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8590 * testsuite/Makefile.in: Regenerate.
8592 2009-09-11 Nick Clifton <nickc@redhat.com>
8594 * po/gold.pot: Updated by the Translation project.
8596 2009-09-08 Cary Coutant <ccoutant@google.com>
8598 * output.cc (Output_file::open): Add execute permission to empty file.
8599 * testsuite/Makefile.am (permission_test): New test.
8600 * testsuite/Makefile.in: Regenerate.
8602 2009-09-02 Ian Lance Taylor <iant@google.com>
8604 * output.cc (Output_file::resize): Call map_no_anonymous rather
8607 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8609 * gold.cc: Include "incremental.h".
8610 (queue_initial_tasks): Call Incremental_checker methods.
8611 * incremental.cc: Include "output.h".
8612 (Incremental_checker::can_incrementally_link_output_file): New
8614 * incremental.h (Incremental_checker): New class.
8616 * output.cc (Output_file::open_for_modification): New method.
8617 (Output_file::map_anonymous): Changed return type to bool. Record
8619 (Output_file::map_no_anonymous): New method, broken out of map.
8620 (Output_file::map): Use map_no_anonymous and map_anonymous.
8621 * output.h (class Output_file): Update declarations.
8623 2009-08-24 Cary Coutant <ccoutant@google.com>
8625 * options.h (Command_line::Pre_options): New class.
8626 (Command_line::pre_options): New member.
8627 * options.cc (gold::options::ready_to_register): New variable.
8628 (One_option::register_option): Do nothing if not registering options.
8629 Assert if same short option registered twice.
8630 (General_options::General_options): Turn off option registration when
8632 (Command_line::Pre_options::Pre_options): New constructor.
8634 2009-08-24 Cary Coutant <ccoutant@google.com>
8636 * options.h (General_options::no_keep_memory): Remove incorrect
8639 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8641 * Makefile.am (am__skiplex, am__skipyacc): New.
8642 * Makefile.in: Regenerate.
8644 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8646 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8647 (INCLUDES): ... this.
8648 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8649 (AM_CPPFLAGS): Renamed from ...
8650 (INCLUDE): ... this.
8651 * Makefile.in, testsuite/Makefile.in: Regenerate.
8653 * Makefile.in: Regenerate.
8654 * aclocal.m4: Likewise.
8655 * config.in: Likewise.
8656 * configure: Likewise.
8657 * testsuite/Makefile.in: Likewise.
8659 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8660 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8661 * Makefile.in: Regenerate.
8662 * testsuite/Makefile.in: Regenerate.
8664 2009-08-19 Cary Coutant <ccoutant@google.com>
8666 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8667 symbols in shared libraries overridden by hidden or internal symbols
8668 in the main program.
8670 2009-08-19 Chris Demetriou <cgd@google.com>
8672 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8673 checking source file names in error messages.
8675 2009-08-18 Doug Kwan <dougkwan@google.com>
8677 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8678 an elcpp::Ehdr as parameter. Adjust call to set_target.
8679 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8680 an elfcpp::Ehdr as parameter.
8681 * object.cc (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. Adjust call to set_target.
8685 (make_elf_sized_object): Find target and ask target to
8687 * object.h: (Object::set_target): Remove the version that looks up
8688 a target and sets it.
8689 (Sized_relobj::setup): Take a Target object instead of
8690 an elfcpp:Ehdr as parameter.
8691 * target.cc: Include dynobj.h.
8692 (Target::do_make_elf_object_implementation): New.
8693 (Target::do_make_elf_object): New.
8694 * target.h (Target::make_elf_object): New template declaration.
8695 (Target::do_make_elf_object): New method declarations.
8696 (Target::do_make_elf_object_implementation): New template declaration.
8698 2009-08-14 Ian Lance Taylor <iant@google.com>
8700 * gold.h (FUNCTION_NAME): Define.
8701 (gold_unreachable): Use FUNCTION_NAME.
8703 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8705 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8706 symbol in the --keep-unique list is not found.
8708 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8710 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8711 been maked as --keep-unique.
8712 (Icf::unfold_section): New function.
8713 * icf.h (Icf::unfold_section): New function.
8714 * options.h (General_options::keep_unique): New option.
8715 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8716 * testsuite/Makefile.in: Regenerate.
8717 * testsuite/icf_keep_unique_test.sh: New file.
8718 * testsuite/icf_keep_unique_test.cc: New file.
8720 2009-08-12 Cary Coutant <ccoutant@google.com>
8723 * resolve.cc (Symbol_table::resolve): Check for references from
8724 dynamic objects to hidden and internal symbols.
8725 * testsuite/Makefile.am (hidden_test.sh): New test.
8726 * testsuite/Makefile.in: Regenerate.
8727 * testsuite/hidden_test.sh: New script.
8728 * testsuite/hidden_test_1.c: New test source.
8729 * testsuite/hidden_test_main.c: New test source.
8731 2009-08-11 Doug Kwan <dougkwan@google.com>
8733 * arm.cc: Update comments.
8734 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8735 segment to locate the .ARM.exidx section if present.
8737 2009-08-09 Doug Kwan <dougkwan@google.com>
8739 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8742 2009-08-07 Sriraman Tallam <tmsriram@google.com>
8743 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8746 2009-08-06 Sriraman Tallam <tmsriram@google.com>
8748 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8749 valid tls_segment only for non-debug-section relocations.
8750 * testsuite/Makefile.am: Add gc_tls_test.
8751 * testsuite/Makefile.in: Regenerate.
8752 * testsuite/gc_tls_test.cc: New file.
8753 * testsuite/gc_tls_test.sh: New file.
8755 2009-08-05 Sriraman Tallam <tmsriram@google.com>
8759 * Makefile.am (CCFILES): Add icf.cc.
8761 * Makefile.in: Regenerate.
8762 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8763 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8764 section, symbol and addend information for the relocs.
8765 * gold.cc (queue_middle_tasks): Call identical code folding.
8766 * gold.h: Add defines for multimap.
8767 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8768 to the call of finalize_local_symbols.
8769 * main.cc (main): Create object of class Icf.
8770 * object.cc (Sized_relobj::do_layout): Allow this function to be
8771 called twice during icf.
8772 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8773 to sections marked as identical by icf.
8774 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8776 (Sized_relobj::do_section_entsize): New function.
8777 * object.h (Object::section_entsize): New function.
8778 (Object::do_section_entsize): New pure virtual function.
8779 (Relobj::finalize_local_symbols): Add new parameter.
8780 (Relobj::do_section_entsize): New function.
8781 * options.h (General_options::icf): New option.
8782 (General_options::icf_iterations): New option.
8783 (General_options::print_icf_sections): New option.
8784 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8785 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8786 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8788 * symtab.cc (Symbol_table::is_section_folded): New function.
8789 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8790 to sections marked as identical by icf.
8791 * symtab.h (Symbol_table::set_icf): New function.
8792 (Symbol_table::icf): New function.
8793 (Symbol_table::is_section_folded): New function.
8794 (Symbol_table::icf_): New data member.
8795 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8796 * testsuite/Makefile.am: Add commands to build icf_test.
8797 * testsuite/Makefile.in: Regenerate.
8798 * testsuite/icf_test.sh: New file.
8799 * testsuite/icf_test.cc: New file.
8801 2009-07-24 Chris Demetriou <cgd@google.com>
8803 * layout.cc (is_compressible_debug_section): Fix incorrect
8804 comment about compressed section names.
8806 2009-07-20 Ian Lance Taylor <ian@airs.com>
8809 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8811 2009-07-16 Ian Lance Taylor <iant@google.com>
8814 * layout.h: #include <map>.
8815 (class Kept_section): Change from struct to class. Add accessors
8816 and setters. Add section size to Comdat_group mapping. Change
8817 Comdat_group to std::map. Add is_comdat_ field. Add
8818 linkonce_size field in union.
8819 (class Layout): Update declaration of find_or_add_kept_section.
8820 Don't declare find_kept_object.
8821 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8822 parameter. Add object, shndx, is_comdat, and is_group_name
8823 parameters. Change all callers. Adjust for new Kept_section.
8824 (Layout::find_kept_object): Remove.
8825 * object.cc (Sized_relobj::include_section_group): Update use of
8826 Kept_section. Rename secnum to shndx. Only record
8827 Kept_comdat_section if sections are the same size.
8828 (Sized_relobj::include_linkonce_section): Update use of
8829 Kept_section. Only record Kept_comdat_section if sections are the
8830 same size. Set size of linkonce section.
8831 (Sized_relobj::map_to_kept_section): Update call to
8832 get_kept_comdat_section.
8833 * object.h (class Sized_relobj): Rename fields in
8834 Kept_comdat_section to drop trailing underscores; change object
8835 field to Relobj*. Change Kept_comdat_section_table to store
8836 struct rather than pointer.
8837 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8838 Add kept_object and kept_shndx parameters. Change all callers.
8839 (Sized_relobj::get_kept_comdat_section): Change return type to
8840 bool. Add kept_object and kept_shndx parameters. Change all
8842 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8843 Layout::find_or_add_kept_section.
8845 2009-07-09 Ian Lance Taylor <iant@google.com>
8847 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8848 Reserve space in the hash table.
8850 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8852 * fileread.cc (File_read::get_mtime): New method.
8853 * fileread.h (Timespec): New structure.
8854 (File_read::get_mtime): New method.
8855 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8856 Renamed from timestamp_nsec.
8857 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8859 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
8861 (Incremental_inputs::report_archive): Save mtime; style fix.
8862 (Incremental_inputs::report_obejct): Save mtime; style fix.
8863 (Incremental_inputs::report_script): Save mtime; style fix.
8864 (Incremental_inputs::finalize_inputs): Style fix.
8865 (Incremental_inputs::finalize): Style fix.
8866 (Incremental_inputs::create_input_section_data): Store inputs
8868 * incremental.h (Incremental_inputs::report_script): Add mtime
8870 (Incremental_inputs::Input_info::Input_info): Intialize only one
8872 (Incremental_inputs::Input_info::archive): Move to nameless
8874 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8875 (Incremental_inputs::Input_info::script): Move to nameless union.
8876 (Incremental_inputs::mtime): New field.
8877 * script.cc (read_input_script): Pass file mtime to
8879 * script.h (Script_info::inputs): Style fix.
8881 2009-07-01 Ian Lance Taylor <ian@airs.com>
8883 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8886 2009-06-24 Ian Lance Taylor <iant@google.com>
8889 * layout.cc (Layout::choose_output_section): If we find an
8890 existing section, update the flags.
8891 (Layout::create_notes): New function, broken out of
8893 (Layout::finalize): Don't create note sections.
8894 (Layout::create_note): Don't crash if linker script discards
8896 (Layout::create_gold_note): Likewise.
8897 (Layout::create_build_id): Likewise. Don't set
8898 after_input_sections on the section.
8899 (Layout::create_executable_stack_info): Remove target parameter.
8901 * layout.h (class Layout): Declare create_notes. Update
8902 declaration of create_executable_stack_info.
8903 * gold.cc (queue_middle_tasks): Call create_notes.
8904 * output.cc (Output_section::update_flags_for_input_section): Move
8905 here from output.h. If SHF_ALLOC flag is newly set, mark address
8907 * output.h (Output_data::mark_address_invalid): New function.
8908 (class Output_section): Only declare, not define,
8909 update_flags_for_input_section. Remove set_flags.
8911 2009-06-24 Ian Lance Taylor <iant@google.com>
8913 * script-sections.cc (Output_section_definition::
8914 set_section_addresses): Rename shadowing local load_address to
8917 2009-06-24 Ian Lance Taylor <iant@google.com>
8920 * reloc.cc (relocate_sections): Skip empty relocation sections.
8922 2009-06-23 Ian Lance Taylor <iant@google.com>
8925 * layout.cc (Layout::create_note): Use choose_output_section
8926 rather than make_output_section.
8928 2009-06-23 Ian Lance Taylor <iant@google.com>
8931 * options.cc (General_options::parse_V): Set printed_version_.
8932 (General_options::General_options): Initialize printed_version_.
8933 * options.h (class General_options): Add printed_version_ field.
8934 * gold.cc (queue_initial_tasks): If there are no input files,
8935 don't give a fatal error if we printed the version information.
8936 (queue_middle_tasks): If using -r with a shared object, give a
8937 fatal error rather than an ordinary error.
8939 2009-06-23 Ian Lance Taylor <iant@google.com>
8942 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8943 (Layout::make_output_section): Set have_stabstr_section_ if we see
8944 a .stab*str section.
8945 (Layout::finalize): Call link_stabs_sections.
8946 (Layout::link_stabs_sections): New file.
8947 * layout.h (class Layout): Add have_stabstr_section_ field.
8948 Declare link_stabs_sections.
8950 2009-06-23 Doug Kwan <dougkwan@google.com>
8952 * Makefile.am (libgold_a_LIBADD): New.
8953 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8954 * Makefile.in: Regenerate.
8955 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8956 * configure: Regenerate.
8957 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8958 * fileread.cc: Include sys/state.h
8959 * gold.h: Declare memmem and strndup if found missing.
8960 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8962 2009-06-23 Ian Lance Taylor <iant@google.com>
8964 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8965 * configure: Rebuild.
8967 2009-06-23 Ian Lance Taylor <iant@google.com>
8970 * object.cc (Object::section_contents): Don't try to get a view if
8971 the section has length zero.
8972 (Object::handle_gnu_warning_section): If the section is empty, use
8973 the name of the section as the warning.
8975 2009-06-23 Ian Lance Taylor <iant@google.com>
8978 * stringpool.h (class Stringpool_template): Add optimize_ field.
8979 (Stringpool_template::set_optimize): New function.
8980 * stringpool.cc (Stringpool_template::Stringpool_template):
8981 Initialize optimize_ field.
8982 (Stringpool_template::set_string_offsets): Test local optimize
8983 fild rather than parameter.
8984 * layout.cc (Layout::Layout): Call set_optimize on the section
8987 2009-06-22 Ian Lance Taylor <iant@google.com>
8990 * yyscript.y: Parse TARGET.
8991 * script.cc (script_set_target): New function.
8992 * script-c.h (script_set_target): Declare.
8993 * options.cc (General_options::string_to_object_format): Rename
8994 from string_to_object_format in anonymous namespace. Change
8996 * options.h (class General_options): Declare
8997 string_to_object_format.
8999 2009-06-22 Ian Lance Taylor <iant@google.com>
9001 * script-sections.cc (Script_sections::create_segments): Don't put
9002 program headers in a PT_LOAD segment if -n or -N.
9004 2009-06-22 Ian Lance Taylor <iant@google.com>
9007 * options.h (class General_options): Add -z lazy and -z now. Sort
9008 -z options into alphabetical order.
9009 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
9011 2009-06-21 Ian Lance Taylor <iant@google.com>
9013 * layout.cc (Layout::make_output_section): Call
9014 Target::new_output_section.
9015 (Layout::attach_allocated_section_to_segment): Put large section
9016 sections in a separate load segment with the large segment flag
9018 (Layout::segment_precedes): Sort large data segments after other
9020 (align_file_offset): New static function.
9021 (Layout::set_segment_offsets): Use align_file_offset.
9022 * output.h (class Output_section): Add is_small_section_ and
9023 is_large_section_ fields.
9024 (Output_section::is_small_section): New function.
9025 (Output_section::set_is_small_section): New function.
9026 (Output_section::is_large_section): New function.
9027 (Output_section::set_is_large_section): New function.
9028 (Output_section::is_large_data_section): New function.
9029 (class Output_segment): Add is_large_data_segment_ field.
9030 (Output_segment::is_large_data_segment): New function.
9031 (Output_segment::set_is_large_data_segment): New function.
9032 * output.cc (Output_section::Output_section): Initialize new
9034 (Output_segment::Output_segment): Likewise.
9035 (Output_segment::add_output_section): Add assertion that large
9036 data sections always go in large data segments. Force small data
9037 sections to the end of the list of data sections. Force small BSS
9038 sections to the start of the list of BSS sections. For large BSS
9039 sections to the end of the list of BSS sections.
9040 * symtab.h (class Symbol): Declare is_common_shndx.
9041 (Symbol::is_defined): Check Symbol::is_common_shndx.
9042 (Symbol::is_common): Likewise.
9043 (class Symbol_table): Define enum Commons_section_type. Update
9044 declarations. Add small_commons_ and large_commons_ fields.
9045 * symtab.cc (Symbol::is_common_shndx): New function.
9046 (Symbol_table::Symbol_table): Initialize new fields.
9047 (Symbol_table::add_from_object): Put small and large common
9048 symbols in the right list.
9049 (Symbol_table::sized_finalized_symbol): Check
9050 Symbol::is_common_shndx.
9051 (Symbol_table::sized_write_globals): Likewise.
9052 * common.cc (Symbol_table::do_allocate_commons): Allocate new
9053 common symbol lists. Don't call do_allocate_commons_list if the
9055 (Symbol_table::do_allocate_commons_list): Remove is_tls
9056 parameter. Add comons_section_type parameter. Change all
9057 callers. Handle small and large common symbols.
9058 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
9059 Symbol::is_common_shndx.
9060 * resolve.cc (symbol_to_bits): Likewise.
9061 * target.h (Target::small_common_shndx): New function.
9062 (Target::small_common_section_flags): New function.
9063 (Target::large_common_shndx): New function.
9064 (Target::large_common_section_flags): New function.
9065 (Target::new_output_section): New function.
9066 (Target::Target_info): Add small_common_shndx, large_common_shndx,
9067 small_common_section_flags, and large_common_section_flags
9069 (Target::do_new_output_section): New virtual function.
9070 * arm.cc (Target_arm::arm_info): Initialize new fields.
9071 * i386.cc (Target_i386::i386_info): Likewise.
9072 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
9074 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
9075 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9076 (Target_x86_64::do_new_output_section): New function.
9077 * configure.ac: Define conditional MCMODEL_MEDIUM.
9078 * testsuite/Makefile.am (check_PROGRAMS): Add large.
9079 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
9080 (large_LDFLAGS): Define.
9081 * testsuite/large.c: New file.
9082 * testsuite/testfile.cc (Target_test::test_target_info):
9083 Initialize new fields.
9084 * configure, testsuite/Makefile.in: Rebuild.
9086 2009-06-05 Doug Kwan <dougkwan@google.com>
9088 * Makefile.am (CCFILES): Add target.cc.
9089 * Makefile.in: Regenerate.
9090 * i386.cc (class Target_i386): Define new virtual method to
9091 override do_is_local_label_name in parent.
9092 * object.cc (Sized_relobj::do_count_local_symbols): Discard
9093 local symbols if --discard-locals or -X is given.
9094 * options.h (class General_options): Declare new options
9095 '--discard-locals' and '-X' for discarding locals.
9096 * target.h (class Target): Define new methods is_local_label_name.
9097 Declare new virtual method do_is_local_label_name.
9098 * target.cc: New file.
9099 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
9100 (check_SCRIPTS): Add discard_locals_test.sh.
9101 (check_DATA): Add discard_local_tests.syms.
9102 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
9103 (discard_local_tests.syms, discard_locals_test.o): New make rules.
9104 * testsuite/Makefile.in: Regenerate.
9105 * testsuite/discard_locals_test.c: New file.
9106 * testsuite/discard_locals_test.sh: Same.
9108 2009-06-05 Doug Kwan <dougkwan@google.com>
9110 * object.cc (Sized_relobj::Sized_relobj): Initialize
9111 discarded_eh_frame_shndx_ to -1U.
9112 (Sized_relobj::do_layout): Record index of a discard .eh_frame
9114 (Sized_relobj::do_count_local_symbols): Skip local symbols in
9115 a discarded .eh_frame section.
9116 (Sized_relobj::do_finalize_local_symbols): Ditto.
9117 * object.h (class Sized_relobj): Declare new member
9118 discarded_eh_frame_shndx_.
9119 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
9120 (local_labels_test.o, local_labels_test): New rules.
9121 * testsuite/Makefile.in: Regenerate.
9123 2009-06-04 Doug Kwan <dougkwan@google.com>
9125 * layout.cc (Layout::section_name_mapping): Add mapping for
9126 special ARM sections.
9128 2009-06-03 Doug Kwan <dougkwan@google.com>
9130 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
9131 (utils::has_overflow): Same.
9133 2009-06-03 Ian Lance Taylor <iant@google.com>
9135 * layout.cc (Layout::section_name_mapping): New array, replacing
9136 Layout::linkonce_mapping.
9137 (Layout::section_name_mapping_count): New variable, replacing
9138 Layout::linkonce_mapping_count.
9139 (Layout::linkonce_output_name): Remove.
9140 (Layout::output_section_name): Rewrite.
9141 * layout.h (class Layout): Rename Linkonce_mapping to
9142 Section_name_mapping, linkonce_mapping to section_name_mapping,
9143 linkonce_mapping_count to section_name_mapping_count. Don't
9144 declare linkonce_output_name.
9146 2009-06-03 Doug Kwan <dougkwan@google.com>
9148 * gold/arm.cc (namespace utils): New.
9149 (Target_arm::reloc_is_non_pic): Define new method.
9150 (class Arm_relocate_functions): New.
9151 (Target_arm::Relocate::relocate): Handle relocation types used by
9154 2009-06-03 Ian Lance Taylor <iant@google.com>
9156 * arm.cc (Target_arm::scan::global): Use || instead of |.
9158 2009-06-02 Doug Kwan <dougkwan@google.com>
9160 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
9161 issued_non_pic_error_.
9162 (class Target_arm::Scan): Declare new method check_non_pic.
9163 Define new method symbol_needs_plt_entry.
9164 Declare new data member issued_non_pic_error_.
9165 (class Target_arm::Relocate): Declare new method
9166 should_apply_static_reloc.
9167 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
9168 (Target_arm::Scan::check_non_pic): Define new method.
9169 (Target_arm::Scan::local): Handle a small subset of reloc types used
9171 (Target_arm::Scan::local): Same.
9172 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
9174 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
9176 * incremental.cc (Incremental_inputs::report_command_line): Filter
9177 out --incremental-* options.
9179 2009-05-29 Doug Kwan <dougkwan@google.com>
9181 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9183 (class Target_arm): Update comment.
9184 (Target_arm::Target_arm): Initialize new data members GOT_,
9185 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
9186 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9187 and Target_arm::rel_dyn_section.
9188 Declare new_enum Target_arm::Got_type.
9189 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
9191 Update commments for member do_dynsym_value.
9192 (Target_arm::got_size, Target_arm::plt_section,
9193 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
9194 new methods inside class defintion.
9195 (Target_arm::got_section): Define new method.
9196 (Target_arm::rel_dyn_section): Same.
9197 (Output_data_plt_arm): New template class.
9198 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
9199 (Output_data_plt_arm:do_adjust_output_section): Define new method.
9200 (Output_data_plt_arm::add_entry): Same.
9201 (Output_data_plt_arm::first_plt_entry): Define new
9202 static data member for PLT instruction template.
9203 (Output_data_plt_arm::plt_entry): Same.
9204 (Output_data_plt_arm::do_write): Define new method.
9205 (Target_arm::make_plt_entry): Same.
9206 (Target_arm::do_finalize_sections): Same.
9207 (Target_arm::do_dynsym_value): Same.
9209 2009-05-28 Doug Kwan <dougkwan@google.com>
9211 * Makefile.am (TARGETSOURCES): Add arm.cc.
9212 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
9213 * Makefile.in: Regenerate.
9215 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
9217 2009-05-26 Doug Kwan <dougkwan@google.com>
9219 * options.cc (General_options::parse_exclude_libs). Fix a comment.
9220 (General_options::check_excluded_libs): Strip off directories in
9221 archive name before matching like GNU ld does.
9222 * testsuite/Makefile.am (MOSTLYCLEANFILES,
9223 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
9224 (exclude_libs_test_LDFLAGS): Add linker option
9225 -Wl,--exclude-libs,libexclude_libs_test_3
9226 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
9227 an explicit archive without using -l.
9228 (alt/libexclude_libs_test_3.a): New make rule.
9229 * testsuite/Makefile.in: Regenerate.
9230 * testsuite/exclude_libs_test.c : Declare lib3_default().
9232 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
9233 * exclude_libs_test_3.c: New file.
9235 2009-05-26 Nick Clifton <nickc@redhat.com>
9237 * po/id.po: New Indonesian translation.
9238 * po/gold.pot: Updated template file.
9240 2009-05-22 Sriraman Tallam <tmsriram@google.com>
9242 * testsuite/Makefile.am: Add -ffunction-sections to compile
9243 gc_comdat_test files. Add -Wl,--gc-sections to build
9245 * testsuite/Makefile.in: Regenerate.
9246 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9248 2009-05-21 Sriraman Tallam <tmsriram@google.com>
9250 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
9251 kept comdat section was garbage collected.
9252 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
9253 * testsuite/Makefile.in: Regenerate.
9254 * testsuite/gc_comdat_test.sh: New file.
9255 * testsuite/gc_comdat_test_1.cc: New file.
9256 * testsuite/gc_comdat_test_2.cc: New file.
9258 2009-05-19 Doug Kwan <dougkwan@google.com>
9260 * archive.cc (Archive::Archive): Move constructor from archive.h
9261 to here. Initialize no_export_.
9262 (Archive::get_elf_object_for_member): Set no_export flag of object.
9263 * archive.h (Archive::Archive): Move constructor body to
9265 (Archive::no_export): New method.
9266 (Archive::no_export_): New field.
9267 * object.h (Object::Object): Initialize no_export_ to false.
9268 (Object::no_export, Object::set_no_export): New methods.
9269 (Object::no_export_): New field.
9270 * options.cc (General_options::parse_exclude_libs): New method.
9271 (General_options::check_excluded_libs) Same.
9272 * options.h (exclude_libs): New option.
9273 (General_options::check_excluded_libs): New method declaration.
9274 (General_options::excluded_libs_): New field.
9275 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9276 default or protected visibility if an object has no-export flag set.
9277 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9278 (check_SCRIPTS): Add exclude_libs_test.sh.
9279 (check_DATA): Add exclude_libs_test.syms.
9280 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9281 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9282 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9283 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9284 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9285 libexclude_libs_test_2.a): New rules.
9286 * testsuite/Makefile.in: Regenerate.
9287 * testsuite/exclude_libs_test.c: New file.
9288 * testsuite/exclude_libs_test.sh: Ditto.
9289 * testsuite/exclude_libs_test_1.c: Ditto.
9290 * testsuite/exclude_libs_test_2.c: Ditto.
9292 2009-05-15 Ian Lance Taylor <iant@google.com>
9294 * configure.ac: Check for declarations for cases where libiberty.h
9295 checks HAVE_DECL_xxx.
9296 * configure, config.in: Rebuild.
9298 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9300 * gold.h (Incremental_argument_list): Remove (invalid) forward
9302 * incremental.cc (Incremental_inputs::report_achive): New method.
9303 (Incremental_inputs::report_object): New method.
9304 (Incremental_inputs::report_script): New method.
9305 (Incremental_inputs::finalize_inputs): New method.
9306 (Incremental_inputs::finalize): Call finalize_inputs().
9307 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9308 Create inputs entries.
9309 * incremental.h (Incremental_input_type): New enum.
9310 (Incremental_inputs::Incremental_input): Initialize new fields.
9311 (Incremental_inputs::report_inputs): New method.
9312 (Incremental_inputs::report_achive): New method.
9313 (Incremental_inputs::report_object): New method.
9314 (Incremental_inputs::report_script): New method.
9315 (Incremental_inputs::finalize_inputs): New method.
9316 (Incremental_inputs::Input_info): New struct.
9317 (Incremental_inputs::Input_info_map): New typedef.
9318 (Incremental_inputs::lock_): New field.
9319 (Incremental_inputs::Inputs_): New field.
9320 (Incremental_inputs::Inputs_map): New field.
9321 * main.cc (main): Call Incremental_input::report_inputs.
9322 * options.h (Input_argument_list): Typedef moved from
9324 (Input_file_group::Files): Remove, use ::Input_argument_list.
9325 (Input_file_group::Input_argument_list): Remove, use
9326 ::Input_argument_list.
9327 * plugin.cc (Plugin_manager::add_input_file): Add error in
9329 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9331 * script.cc (read_input_script): Call
9332 Incremental_input::report_script.
9333 * script.h (Script_info): New class.
9335 2009-04-27 Ian Lance Taylor <iant@google.com>
9337 * x86_64.cc (do_adjust_output_section): Set entsize to
9340 2009-04-23 Elliott Hughes <enh@google.com>
9342 * output.cc (Output_file::close): After short writes, continue
9343 writing from the correct offset in the buffer being written.
9345 2009-04-23 Chris Demetriou <cgd@google.com>
9347 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9348 * configure: Regenerate.
9349 * config.in: Regenerate.
9350 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9351 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9353 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9355 * incremental.cc (Incremental_inputs_header_data): Renamed from
9356 Incremental_input_header_data.
9357 (Incremental_inputs_header_data::data_size): New field.
9358 (Incremental_inputs_header_data::put_input_file_count): Renamed
9359 from input_file_count.
9360 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9361 from command_line_offset.
9362 (Incremental_inputs_header_data::put_reserved): Renamed from
9364 (Incremental_inputs_entry_data): Renamed from
9365 Incremental_input_entry_data.
9366 (Incremental_inputs_entry_data::data_size): New field.
9367 (Incremental_inputs::report_command_line): New method.
9368 (Incremental_inputs::finalize): New method.
9369 (Incremental_inputs::create_incremental_inputs_data): New method.
9370 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9371 * incremental.h: New file.
9372 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9373 (Layout::finalize): Create incremental inputs section in
9375 (Layout::create_incremental_info_sections): New method.
9376 * layout.h (Layout::incremental_inputs): New method.
9377 (Layout::create_incremental_info_sections): New method.
9378 (Layout::incremental_inputs_): New field.
9379 * main.cc (main): Notify Incremental_input of the command line.
9381 2009-04-01 Ian Lance Taylor <iant@google.com>
9382 Mikolaj Zalewski <mikolajz@google.com>
9384 * gold.h (reserve_unordered_map): Define, three versions, one for
9385 each version of Unordered_map.
9386 * layout.cc (Layout::Layout): Remove options parameter. Add
9387 number_of_input_files parameter. Don't initialize options_.
9388 Initialize number_of_input_files_ and resized_signatures_. Move
9389 sections_are_attached_.
9390 (Layout::layout_group): Reserve space for group_signatures_.
9391 (Layout::find_or_add_kept_section): Change name parameter to be a
9392 reference. Resize signatures_ map when it gets large enough.
9393 (Layout::layout_eh_frame): Use parameters->options() instead of
9395 (Layout::make_output_section): Likewise.
9396 (Layout::attach_allocated_section_to_segment): Likewise.
9397 (Layout::finalize, Layout::create_executable_stack): Likewise.
9398 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9399 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9400 * layout.h (class Layout): Update declarations. Remove options_
9401 field. Add number_of_input_files_ and resized_signatures_
9402 fields. Move sections_are_attached_ field.
9403 * main.cc (main): Pass number of input files to Layout
9404 constructor. Don't pass options.
9406 2009-03-30 Ian Lance Taylor <iant@google.com>
9408 * ffsll.c (ffsll): Correct implementation.
9410 2009-03-27 Ian Lance Taylor <iant@google.com>
9412 * ffsll.c: New file.
9413 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9414 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9415 * ftruncate.c (ftruncate): Declare before definition.
9416 * mremap.c (mremap): Likewise.
9417 * pread.c (pread): Likewise.
9418 * configure, Makefile.in, config.in: Rebuild.
9420 * mremap.c: New file.
9421 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9422 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9423 (mremap): Declare if HAVE_MREMAP is not defined.
9424 * configure, Makefile.in, config.in: Rebuild.
9426 2009-03-27 Cary Coutant <ccoutant@google.com>
9428 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9429 position independent.
9430 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9431 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9433 2009-03-24 Cary Coutant <ccoutant@google.com>
9435 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9437 (needs_dynamic_reloc): Likewise.
9439 2009-03-24 Ian Lance Taylor <iant@google.com>
9441 * yyscript.y (file_cmd): Recognize EXTERN.
9442 (extern_name_list, extern_name_list_body): New nonterminals.
9443 * script.cc (script_add_extern): Define.
9444 * script-c.h (script_add_extern): Declare.
9446 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
9448 * object.cc (is_elf_object): Define.
9449 * object.h (is_elf_object): Declare.
9450 * archive.cc (Archive::get_elf_object_for_member): Call
9452 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
9454 2009-03-24 Elliott Hughes <enh@google.com>
9456 * output.cc (Output_file::map_anonymous): Define.
9457 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9458 try an anonymous one. Report the size if the mmap fails.
9459 * output.h (class Output_file): Declare map_anonymous.
9461 2009-03-24 Ian Lance Taylor <iant@google.com>
9463 * target-select.cc (instantiate_target): Don't acquire the lock if
9464 the instantiated_target_ field has already been set.
9466 2009-03-23 Ian Lance Taylor <iant@google.com>
9468 * gold-threads.h (class Initialize_lock): Define.
9469 * gold-threads.cc (class Initialize_lock_once): Define.
9470 (initialize_lock_control): New static variable.
9471 (initialize_lock_pointer): New static variable.
9472 (initialize_lock_once): New static function.
9473 (Initialize_lock::Initialize_lock): Define.
9474 (Initialize_lock::initialize): Define.
9475 * target-select.h: Include "gold-threads.h".
9476 (class Target_selector): Add lock_ and initialize_lock_ fields.
9477 Don't define instantiate_target, just declare it.
9478 * target-select.cc (Target_selector::Target_selector): Initialize
9480 (Target_selector::instantiate_target): Define.
9481 * descriptors.h: Include "gold-threads.h".
9482 (class Descriptors): Add initialize_lock_ field.
9483 * descriptors.cc (Descriptors::Descriptors): Initialize new
9485 (Descriptors::open): Use initialize_lock_ field
9486 * errors.h (class Errors): Add initialize_lock_ field.
9487 * errors.cc (Errors::Errors): Initialize new field.
9488 (Errors::initialize_lock): Use initialize_lock_ field.
9489 * powerpc.cc (class Target_selector_powerpc): Remove
9490 instantiated_target_ field. In do_recognize call
9491 instantiate_target rather than do_instantiate_target. In
9492 do_instantiate_target just allocate a new target.
9493 * sparc.cc (class Target_selector_sparc): Likewise.
9495 * freebsd.h: New file.
9496 * i386.cc: Include "freebsd.h".
9497 (Target_i386): Derive from Target_freebsd rather than
9499 (Target_selector_i386): Derive from Target_selector_freebsd rather
9500 than Target_selector.
9501 * x86_64.cc: Include "freebsd.h".
9502 (Target_x86_64): Derive from Target_freebsd rather than
9504 (Target_selector_x86_64): Derive from Target_selector_freebsd
9505 rather than Target_selector.
9506 * target.h (class Target): Add adjust_elf_header and
9507 do_adjust_elf_header.
9508 * output.cc (Output_file_header:: do_sized_write): Call target
9509 adjust_elf_header routine.
9510 * configure.tgt: Set targ_osabi.
9511 * configure.ac: Define GOLD_DEFAULT_OSABI.
9512 * parameters.cc (Parameters::default_target): Pass
9513 GOLD_DEFAULT_OSABI to select_target.
9514 * target-select.h (class Target_selector): Make instantiate_target
9515 protected rather than private.
9516 * Makefile.am (HFILES): Add freebsd.h.
9517 * configure, Makefile.in, config.in: Rebuild.
9519 * merge.cc (do_add_input_section): Correct pend value. Change
9520 message about last entry not being null terminated from error to
9523 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9525 * incremental.cc: New file.
9526 * Makefile.am (CCFILES): Add incremental.cc.
9527 * Makefile.in: Rebuild.
9529 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9531 * layout.cc (Layout::output_section_name): Preserve names
9532 of '.note.' sections.
9534 2009-03-19 Ian Lance Taylor <iant@google.com>
9536 * descriptors.cc (Descriptors::open): Check that the options are
9537 valid before using them.
9539 2009-03-18 Ian Lance Taylor <iant@google.com>
9541 * script-sections.h: Include <list>.
9542 (class Script_sections): Change Sections_elements from std::vector
9543 to std::list. Typedef public Elements_iterator. Add
9544 orphan_section_placement_, data_segment_align_start_, and
9545 saw_data_segment_align_ fields. Remove data_segment_align_index_
9547 * script-sections.cc (class Orphan_section_placement): New class.
9548 (class Sections_element): Add virtual functions is_relro and
9549 orphan_section_init. Remove virtual function place_orphan_here.
9550 (class Output_section_definition): Add is_relro and
9551 orphan_section_init. Remove place_orphan_here.
9552 (class Orphan_output_section): Likewise.
9553 (Script_sections::Script_sections): Update for field changes.
9554 (Script_sections::data_segment_align): Set saw_data_segment_align_
9555 and data_segment_align_start_, not data_segment_align_index.
9556 (Script_sections::data_segment_relro_end): Check
9557 saw_data_segment_align_. Use data_segment_align_start_ rather
9558 than data_segment_align_index_.
9559 (Script_sections::place_orphan): Rewrite to use
9560 Orphan_section_placement.
9562 2009-03-17 Ian Lance Taylor <iant@google.com>
9564 * archive.cc (Archive::add_symbols): Check for a version attached
9565 to the symbol name in the archive map.
9566 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9567 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9568 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9569 (ver_test_11.a): New target.
9570 * testsuite/Makefile.in: Rebuild.
9572 * configure.ac: Check for chsize and posix_fallocate. Replace
9574 * ftruncate.c: New file, from gnulib.
9575 * output.cc (posix_fallocate): Define dummy version if not
9576 HAVE_POSIX_FALLOCATE.
9577 (Output_file::map): Call posix_fallocate rather than lseek and
9579 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9580 * configure, Makefile.in, config.in: Rebuild.
9582 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
9584 * layout.h (Layout::create_note): Add section_name parameter.
9585 * layout.cc (Layout::create_note): Likewise.
9586 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
9588 2009-03-17 Ian Lance Taylor <iant@google.com>
9590 * descriptors.cc: Include "options.h".
9591 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9592 (Descriptors::open): Always use O_CLOEXEC when opening a new
9593 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9594 then set FD_CLOEXEC.
9596 * sparc.cc (class Target_sparc): Add has_got_section.
9597 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9598 make sure we have a GOT section.
9600 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9601 (Target_sparc::Scan::local): Likewise.
9602 (Target_sparc::Scan::global): Likewise.
9603 (Target_sparc::Relocate::relocate): Likewise.
9604 (Target_sparc::Relocate::relocate_tls): Likewise.
9606 * symtab.cc (Symbol_table::define_default_version): New function,
9607 broken out of add_from_object.
9608 (Symbol_table::add_from_object): Call define_default_version.
9609 (Symbol_table::define_special_symbol): Add resolve_oldsym
9610 parameter. Change all callers. If the version for a symbol comes
9611 from a version script, resolve it with the symbol with the same
9612 name with no version. Also add the symbol without a version if
9614 (do_define_in_output_data): If resolving with oldsym, don't delete
9616 (do_define_in_output_segment): Likewise.
9617 (do_define_as_constant): Likewise.
9618 * symtab.h (class Symbol_table): Update declarations.
9620 2009-03-13 Ian Lance Taylor <iant@google.com>
9622 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9623 (Read_symbols::requeue): New function.
9624 (Read_symbols::do_read_symbols): If make_elf_object fails because
9625 the target type is not configured, and the file was searched for,
9626 issue a warning and retry with the next directory.
9627 (Add_symbols::run): If the file has an incompatible format, and
9628 it was searched for, requeue the Read_symbols task. On error,
9630 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9631 dirindex parameter to constructor. Change all callers. Declare
9632 incompatible_warning and requeue.
9633 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9634 input_argument_ and input_group_ fields. Add them to
9635 constructor. Change all callers.
9636 (class Read_script): Add dirindex_ field. Add it to constructor.
9638 * archive.cc (Archive::setup): Remove input_objects parameter.
9640 (Archive::get_file_and_offset): Likewise.
9641 (Archive::read_all_symbols): Likewise.
9642 (Archive::read_symbols): Likewise.
9643 (Archive::get_elf_object_for_member): Remove input_objects
9644 parameter. Add punconfigured parameter. Change all callers.
9645 (Archive::add_symbols): Change return type to bool. Check return
9646 value of include_member.
9647 (Archive::include_all_members): Likewise.
9648 (Archive::include_member): Change return type to bool. Return
9649 false if first included object has incompatible target. Set
9650 included_member_ field.
9651 (Add_archive_symbols::run): If add_symbols returns false, requeue
9653 * archive.h (class Archive): Add included_member_ field.
9654 Initialize it in constructor. Add input_file and searched_for
9655 methods. Update declarations.
9656 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9657 input_argument_ fields. Add them to constructor. Change all
9659 * script.cc: Include "target-select.h".
9660 (class Parser_closure): Add skip_on_incompatible_target_ and
9661 found_incompatible_target_ fields. Add
9662 skip_on_incompatible_target parameter to constructor. Change all
9663 callers. Add methods skip_on_incompatible_target,
9664 clear_skip_on_incompatible_target, found_incompatible_target, and
9665 set_found_incompatible_target.
9666 (read_input_script): Add dirindex parameter. Change all callers.
9667 If parser finds an incompatible target, requeue Read_symbols
9669 (script_set_symbol): Clear skip_on_incompatible_target in
9671 (script_add_assertion, script_parse_option): Likewise.
9672 (script_start_sections, script_add_phdr): Likewise.
9673 (script_check_output_format): New function.
9674 * script.h (read_input_script): Update declaration.
9675 * script-c.h (script_check_output_format): Declare.
9676 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9677 (ignore_cmd): Remove OUTPUT_FORMAT.
9678 * fileread.cc (Input_file::Input_file): Add explicit this.
9679 (Input_file::will_search_for): New function.
9680 (Input_file::open): Add pindex parameter. Change all callers.
9681 * fileread.h (class Input_file): Add input_file_argument method.
9682 Declare will_search_for. Update declarations.
9683 * object.cc (make_elf_object): Add punconfigured parameter.
9685 * object.h (class Object): Make input_file public. Add
9686 searched_for method.
9687 (make_elf_object): Update declaration.
9688 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9690 * dirsearch.h (class Dirsearch): Update declaration.
9691 * options.h (class General_options): Add --warn-search-mismatch.
9692 * parameters.cc (Parameters::is_compatible_target): New function.
9693 * parameters.h (class Parameters): Declare is_compatible_target.
9694 * workqueue.cc (Workqueue::add_blocker): New function.
9695 * workqueue.h (class Workqueue): Declare add_blocker.
9697 * fileread.cc (Input_file::open): Remove options parameter.
9699 (Input_file::open_binary): Likewise.
9700 * script.cc (read_input_script): Likewise.
9701 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9702 options parameter from constructor. Change all callers.
9703 (class Read_script): Likewise.
9704 * fileread.h (class Input_file): Update declarations.
9705 * script.h (read_input_script): Update declaration.
9707 2009-03-10 Nick Clifton <nickc@redhat.com>
9709 * po/es.po: New Spanish translation.
9711 2009-03-06 Cary Coutant <ccoutant@google.com>
9713 * options.cc (parse_short_option): Keep dash_z from registering itself.
9715 2009-03-03 Ian Lance Taylor <iant@google.com>
9718 * target-reloc.h (relocate_section): Pass output_section to
9720 * i386.cc (Target_i386::should_apply_static_reloc): Add
9721 output_section parameter. Change all callers.
9722 (Target_i386::Relocate::relocate): Add output_section parameter.
9723 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9724 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9725 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9726 * testsuite/two_file_shared.sh: New script.
9727 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9728 (check_DATA): Add two_file_shared.dbg.
9729 (two_file_shared.dbg): New target.
9730 * testsuite/Makefile.in: Rebuild.
9732 2009-03-01 Ian Lance Taylor <iant@google.com>
9734 * configure.ac: Check for byteswap.h.
9735 * configure: Rebuild.
9736 * config.in: Rebuild.
9738 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9740 * layout.cc (Layout::find_or_add_kept_section): New function.
9741 (Layout::add_comdat): Removed.
9742 * layout.h (struct Kept_section): Move out of class Layout.
9743 Remove trailing underscores from field names. Add group_sections
9744 field. Rename group_ field to is_group. Change all uses.
9745 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9746 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9747 comdat_groups_ field.
9748 (Sized_relobj::include_section_group): Use
9749 find_or_add_kept_section and Kept_section::group_sections.
9750 (Sized_relobj::include_linkonce_section): Likewise.
9751 * object.cc (class Sized_relobj): Don't define Comdat_group or
9752 Comdat_group_table. Remove find_comdat_group and
9753 add_comdat_group. Remove comdat_groups_ field.
9754 * plugin.cc (include_comdat_group): Use
9755 Layout::find_or_add_kept_section.
9757 2009-02-28 Ian Lance Taylor <iant@google.com>
9759 * README: --gc-sections and map files are now supported. Document
9760 some build requirements.
9763 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9764 relocatable link set the value of the section symbol to zero.
9765 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9766 relocatable link don't include the section address in the local
9769 2009-02-27 Ian Lance Taylor <iant@google.com>
9772 * options.h (class Search_directory): Add is_system_directory.
9773 (class General_options): Declare is_in_system_directory.
9774 * options.cc (get_relative_sysroot): Make static.
9775 (get_default_sysroot): Make static.
9776 (General_optoins::is_in_system_directory): New function.
9777 * fileread.cc (Input_file::is_in_system_directory): New function.
9778 * fileread.h (class Input_file): Declare is_in_system_directory.
9779 * object.h (class Object): Add is_in_system_directory.
9780 (class Input_objects): Remove system_library_directory_ field.
9781 * object.cc (Input_objects::add_object): Don't set
9782 system_library_directory_.
9783 (input_objects::found_in_system_library_directory): Remove.
9784 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9785 parameter. Change all callers.
9786 (Symbol_table::sized_write_globals): Likewise.
9787 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9788 Call Object::is_in_system_directory.
9789 * symtab.h (class Symbol_table): Update declarations.
9792 * descriptors.h (Open_descriptor): Add is_on_stack field.
9793 * descriptors.cc (Descriptors::open): If the descriptor is on the
9794 top of the stack, remove it. Initialize is_on_stack field.
9795 (Descriptors::release): Only add pod to stack if it is not on the
9797 (Descriptors::close_some_descriptor): Clear stack_next and
9801 * output.cc (Output_section::find_starting_output_address): Rename
9802 from starting_output_address; add PADDR parameter; change return
9804 * output.h (class Output_section): Declare
9805 find_starting_output_address instead of starting_output_address.
9806 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9807 section symbol for which we can't find a merge section.
9810 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9811 hidden or internal, force the symbol to be local.
9812 * resolve.cc (Symbol::override_visibility): Define.
9813 (Symbol::override_base): Use override_visibility.
9814 (Symbol_table::resolve): Likewise.
9815 (Symbol::override_base_with_special): Likewise.
9816 (Symbol_table::override_with_special): If the visibility is hidden
9817 or internal, force the symbol to be local.
9818 * symtab.h (class Symbol): Add set_visibility and
9819 override_visibility.
9820 * testsuite/ver_test_1.sh: New file.
9821 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9822 (check_DATA): Add ver_test_1.syms.
9823 (ver_test_1.syms): New target.
9824 * testsuite/Makefile.in: Rebuild.
9826 2009-02-25 Cary Coutant <ccoutant@google.com>
9828 * layout.cc (Layout::choose_output_section): Don't rename sections
9829 when using a linker script that has a SECTIONS clause.
9830 * Makefile.in: Regenerate.
9832 * testsuite/Makefile.am (script_test_5.sh): New test case.
9833 * testsuite/Makefile.in: Regenerate.
9834 * testsuite/script_test_5.cc: New file.
9835 * testsuite/script_test_5.sh: New file.
9836 * testsuite/script_test_5.t: New file.
9838 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
9840 * archive.cc (Archive::include_member): Update calls to add_symbols.
9841 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9842 the Layout argument.
9843 * dynobj.h (do_add_symbols): Add the Layout argument.
9844 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9846 * object.h (Object::add_symbols): Add the Layout argument.
9847 (Object::do_add_symbols): Add the Layout argument.
9848 (Sized_relobj::do_add_symbols): Add the Layout argument.
9849 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9850 Unify the two versions.
9851 (Add_plugin_symbols): Remove.
9852 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9853 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9854 (Add_plugin_symbols): Remove.
9855 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9856 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9857 (Add_symbols::run): Make it work with Pulginobj.
9859 2009-02-06 Ian Lance Taylor <iant@google.com>
9861 * object.cc (Sized_relobj::do_layout): Make info message start
9862 with lower case letter.
9864 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9866 * binary.cc: Fix file comment.
9868 * options.h (enum Incremental_disposition): Define.
9869 (class General_options): Add new options: --incremental,
9870 --incremental_changed, --incremental_unchanged,
9871 --incremental_unknown. Add incremental_disposition_ and
9872 implicit_incremental_ fields.
9873 (General_options::incremental_disposition): New function.
9874 (class Position_dependent_options): Add incremental_disposition
9876 (Position_dependent_options::copy_from_options): Set incremental
9878 * options.cc (General_options::parse_incremental_changed): New
9880 (General_options::parse_incremental_unchanged): New function.
9881 (General_options::parse_incremental_unknown): New function.
9882 (General_options::General_options): Initialize new fields
9883 incremental_disposition_ and implicit_incremental_.
9884 (General_options::finalize): Check for uasge of --incremental-*
9885 without --incremental.
9887 2009-02-06 Chris Demetriou <cgd@google.com>
9889 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9890 pointer and to report location as the file name associated with
9892 (gold_undefined_symbol_at_location): New function to replace the
9893 old gold_undefined_symbol functionality.
9894 * target-reloc.h (relocate_section): Update to use
9895 gold_undefined_symbol_at_location.
9896 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9897 Call gold_undefined_symbol function rather than gold_error.
9898 * errors.h (Errors::undefined_symbol): Take location as a
9899 string, rather than calculating it from a relocation.
9900 * errors.cc (Errors::fatal): Print "fatal error:" before the
9902 (Errors::error, Errors::error_at_location): Print "error: "
9903 before the formatted message.
9904 (Errors::undefined_symbol): Take location as a string, rather
9905 than calculating it from a relocation.
9906 (gold_undefined_symbol_at_location): New function akin to
9907 old gold_undefined_symbol, calculates location from relocation.
9908 (gold_undefined_symbol): Change to take only a Symbol pointer
9909 and to report location as the file name associated with the symbol.
9910 * testsuite/debug_msg.sh: Update for changed error messages.
9911 * testsuite/undef_symbol.sh: Likewise.
9913 2009-02-04 Duncan Sands <baldrick@free.fr>
9916 * reduced_debug_output.h
9917 (Output_reduced_debug_abbrev_section::failed): Use format for
9919 (Output_reduced_debug_info_section::faild): Likewise.
9921 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9923 * script.cc (Lazy_demangler): New class.
9924 (Version_script_info::get_symbol_version_helper): Demangle a
9927 2009-01-29 Cary Coutant <ccoutant@google.com>
9929 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9931 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9933 2009-01-28 Ian Lance Taylor <iant@google.com>
9935 * version.cc (version_string): Bump to 1.9.
9937 * gold.h: Include <cstring> and <stdint.h>.
9938 * version.cc: Include <cstdio>.
9939 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9941 * reduced_debug_output.cc (insert_into_vector): Rename from
9942 Insert_into_vector; change all callers. Use Swap_unaligned to
9943 avoid aliasing issue; remove union since it is unnecessary.
9945 2009-01-27 Sriraman Tallam <tmsriram@google.com>
9947 * Makefile.am (CCFILES): Add gc.cc.
9949 * Makefile.in: Regenerate.
9950 * gold.cc (Gc_runner): New class.
9951 (queue_initial_tasks): Call garbage collection related tasks
9952 when corresponding options are invoked.
9953 (queue_middle_gc_tasks): New function.
9954 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9955 processed early before laying out sections during garbage collection.
9956 * gold.h (queue_middle_gc_tasks): New function.
9957 (is_prefix_of): Move from "layout.cc".
9958 * i386.cc (Target_i386::gc_process_relocs): New function.
9959 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9960 * main.cc (main): Create object of class "Garbage_collection".
9961 * object.cc (Relobj::copy_symbols_data): New function.
9962 (Relobj::is_section_name_included): New function.
9963 (Sized_relobj::do_layout): Allow this function to be called twice
9964 during garbage collection and defer layout of section during the
9966 * object.h (Relobj::get_symbols_data): New function.
9967 (Relobj::is_section_name_included): New function.
9968 (Relobj::copy_symbols_data): New function.
9969 (Relobj::set_symbols_data): New function.
9970 (Relobj::get_relocs_data): New function.
9971 (Relobj::set_relocs_data): New function.
9972 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9973 (Relobj::gc_process_relocs): New function.
9974 (Relobj::do_gc_process_relocs): New pure virtual function.
9975 (Relobj::sd_): New data member.
9976 (Sized_relobj::is_output_section_offset_invalid): New function.
9977 (Sized_relobj::do_gc_process_relocs): New function.
9978 * options.h (General_options::gc_sections): Modify to not be a no-op.
9979 (General_options::print_gc_sections): New option.
9980 * plugin.cc (Plugin_finish::run): Remove function call to
9981 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9982 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9983 * reloc.cc (Read_relocs::run): Add task to process relocs and
9984 determine unreferenced sections when doing garbage collection.
9985 (Gc_process_relocs): New class.
9986 (Sized_relobj::do_gc_process_relocs): New function.
9987 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9988 sections that are garbage collected.
9989 * reloc.h (Gc_process_relocs): New class.
9990 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9991 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9992 symbols whose corresponding sections are garbage collected.
9993 (Symbol_table::Symbol_table): Add new parameter for the garbage
9995 (Symbol_table::gc_mark_undef_symbols): New function.
9996 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9997 (Symbol_table::gc_mark_dyn_syms): New function.
9998 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
10000 (Symbol_table::add_from_object): Likewise.
10001 (Symbol_table::add_from_relobj): When building shared objects, do not
10002 treat externally visible symbols as garbage.
10003 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
10004 table information for static and relocatable links.
10005 * symtab.h (Symbol_table::set_gc): New function.
10006 (Symbol_table::gc): New function.
10007 (Symbol_table::gc_mark_undef_symbols): New function.
10008 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10009 (Symbol_table::gc_mark_dyn_syms): New function.
10010 (Symbol_table::gc_): New data member.
10011 * target.h (Sized_target::gc_process_relocs): New pure virtual
10013 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
10014 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
10016 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
10018 * options.h (General_options::gc_sections): Define as a no-op for now.
10019 (General_options::no_keep_memory): Ditto.
10020 (General_options::Bshareable): Define.
10021 * options.cc (General_options::finalize): Honor -Bshareable.
10023 2009-01-20 Andreas Schwab <schwab@suse.de>
10025 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
10026 read the value in the contents, since we don't use it. Use the
10027 template endianness when writing.
10028 (Relocate::relocate): Use it for R_PPC_REL16_HA.
10030 2009-01-19 Andreas Schwab <schwab@suse.de>
10032 * configure.tgt (powerpc64-*): Fix targ_obj.
10034 2009-01-15 Ian Lance Taylor <iant@google.com>
10036 * object.cc (Sized_relobj::write_local_symbols): Don't write out
10037 local symbols when stripping all symbols.
10039 2009-01-14 Cary Coutant <ccoutant@google.com>
10041 * output.cc (Output_reloc): Add explicit instantiations.
10043 2009-01-14 Cary Coutant <ccoutant@google.com>
10045 * archive.cc (Archive::get_elf_object_for_member): Remove call
10046 to File_read::claim_for_plugin.
10047 * descriptors.cc (Descriptors::open): Remove reference to
10049 (Descriptors::claim_for_plugin): Remove.
10050 * descriptors.h (Descriptors::claim_for_plugin): Remove.
10051 (Descriptors::is_claimed): Remove.
10052 (claim_descriptor_for_plugin): Remove.
10053 * fileread.cc (File_read::claim_for_plugin): Remove.
10054 * fileread.h (File_read::claim_for_plugin): Remove.
10055 (File_read::descriptor): Reopen descriptor if necessary.
10056 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
10057 (Plugin_manager::all_symbols_read): Add task parameter. Change
10059 (Plugin_manager::get_input_file): New function.
10060 (Plugin_manager::release_input_file): New function.
10061 (Pluginobj::Pluginobj): Add filesize parameter and initialize
10062 corresponding data member.
10063 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
10064 and pass to base constructor. Change all callers.
10065 (get_input_file, release_input_file): New functions.
10066 (make_sized_plugin_object): Add filesize parameter. Change all callers.
10067 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
10068 (Plugin_manager::all_symbols_read): Add task parameter.
10069 (Plugin_manager::get_input_file): New function.
10070 (Plugin_manager::release_input_file): New function.
10071 (Plugin_manager::task_): New data member.
10072 (Pluginobj::Pluginobj): Add filesize parameter.
10073 (Pluginobj::filename): New function.
10074 (Pluginobj::descriptor): New function.
10075 (Pluginobj::filesize): New function.
10076 (Pluginobj::filesize_): New data member.
10077 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
10078 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
10079 File_read::claim_for_plugin; use Object::unlock to unlock the file.
10081 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
10082 with archive libraries.
10083 * testsuite/Makefile.in: Regenerate.
10084 * testsuite/plugin_test.c (struct sym_info): New type.
10085 (get_input_file, release_input_file): New static variables.
10086 (onload): Capture new transfer vector entries.
10087 (claim_file_hook): Stop reading at end of file according to filesize.
10088 Factor out parsing of readelf output into separate function.
10089 (all_symbols_read_hook): Exercise get_input_file and release_input_file
10090 APIs and get the source file name from the symbol table. Convert
10091 source file name to corresponding object file name. Print info
10092 message when adding new input files.
10093 (parse_readelf_line): New function.
10094 * testsuite/plugin_test_1.sh: Add checks for new info messages.
10095 * testsuite/plugin_test_2.sh: Likewise.
10096 * testsuite/plugin_test_3.sh: Likewise.
10097 * testsuite/plugin_test_4.sh: New test case.
10099 2009-01-07 Ian Lance Taylor <iant@google.com>
10101 * version.cc (version_string): Bump to 1.8.
10103 2008-12-23 Cary Coutant <ccoutant@google.com>
10105 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
10106 * plugin.cc (Plugin_manager::finish): Rename as
10107 layout_deferred_objects. Move cleanup to separate function.
10108 (Plugin_manager::cleanup): New function.
10109 (Plugin_finish::run): Call layout_deferred_objects and cleanup
10111 * plugin.h (Plugin_manager::finish): Rename as
10112 layout_deferred_objects.
10113 (Plugin_manager::cleanup): New function.
10114 (Plugin_manager::cleanup_done): New field.
10116 2008-12-23 Cary Coutant <ccoutant@google.com>
10118 * plugin.cc (is_visible_from_outside): New function.
10119 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
10120 so we don't return "IR only" status for exported symbols or -r links.
10122 * testsuite/Makefile.am (plugin_test_3): New test case.
10123 * testsuite/Makefile.in: Regenerate.
10124 * testsuite/plugin_test_3.sh: New file.
10126 2008-12-22 Cary Coutant <ccoutant@google.com>
10128 * object.cc (Sized_relobj::layout_section): New function.
10129 (Sized_relobj::do_layout): Defer layout of input sections until after
10130 plugin has provided replacement files.
10131 (Sized_relobj::do_layout_deferred_sections): New function.
10132 * object.h (Relobj::set_section_offset): Remove virtual keyword.
10133 (Relobj::layout_deferred_sections): New function.
10134 (Relobj::do_layout_deferred_sections): New function.
10135 (Sized_relobj::do_layout_deferred_sections): New function.
10136 (Sized_relobj::layout_section): New function.
10137 (Sized_relobj::Deferred_layout): New structure.
10138 (Sized_relobj::deferred_layout_): New field.
10139 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
10140 Change all callers. Layout deferred sections.
10141 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
10143 (Plugin_hook::run): Move code from do_plugin_hook inline.
10144 (Plugin_hook::do_plugin_hook): Remove.
10145 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
10146 (Plugin_manager::finish): Renamed, was cleanup.
10147 (Plugin_manager::should_defer_layout): New function.
10148 (Plugin_manager::add_deferred_layout_object): New function.
10149 (Plugin_manager::Deferred_layout_list): New type.
10150 (Plugin_manager::deferred_layout_objects_): New field.
10151 (Plugin_hook::do_plugin_hook): Remove.
10153 2008-12-17 Ian Lance Taylor <iant@google.com>
10155 * options.h (class General_options): Add --no case for
10158 2008-12-16 Cary Coutant <ccoutant@google.com>
10160 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
10162 (Plugin_manager::claim_file): Create plugin object even if
10163 plugin did not call the add_symbols callback.
10164 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
10165 asking for more symbols than were added.
10166 * testsuite/Makefile.am (plugin_test_1): Add test case with
10168 (empty.syms): New target.
10169 * testsuite/Makefile.in: Regenerate.
10170 * testsuite/plugin_test.c (claim_file_hook): Add new debug
10171 message. Don't call add_symbols if no globals.
10172 (all_symbols_read_hook): Don't provide replacement for empty
10175 2008-12-12 Ian Lance Taylor <iant@google.com>
10177 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
10178 r_type == 0 for a local symbol with r_sym == 0.
10179 (scan_relocatable_relocs): Pass r_sym to
10180 local_non_section_strategy.
10181 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
10184 * configure.ac: Update test for TLS descriptors: they are
10185 supported as of glibc 2.9.
10186 * configure: Rebuild.
10188 2008-12-11 Ian Lance Taylor <iant@google.com>
10191 * target-reloc.h (Default_scan_relocatable_relocs): For each
10192 function, map r_type == 0 to RELOC_DISCARD.
10194 2008-12-10 Cary Coutant <ccoutant@google.com>
10196 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10197 object to override a kept COMDAT group from a plugin object.
10199 2008-12-09 Ian Lance Taylor <iant@google.com>
10202 * yyscript.y (file_cmd): Handle INPUT.
10204 * testsuite/initpri1.c: Change all declarations to be full
10205 prototypes by adding void, to avoid compiler warnings.
10207 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
10209 * options.cc (General_options::parse_plugin_opt): New.
10210 (General_options::add_plugin): The argument now is just the filename.
10211 (General_options::add_plugin_option): New.
10212 * options.h (plugin_opt): New.
10213 (add_plugin): Change argument name.
10214 (add_plugin_option): New.
10215 * plugin.cc (Plugin::load): Don't parse the plugin option.
10216 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
10217 (Plugin::add_option): New.
10218 (Plugin::args_): Change type.
10219 (Plugin::filename_): New.
10220 (Plugin_manager::add_plugin_option): New.
10221 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
10222 * testsuite/Makefile.in: Regenerate.
10224 2008-12-05 Cary Coutant <ccoutant@google.com>
10226 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
10227 Handle --strip-lto-sections option.
10228 * options.h (strip_lto_sections): New option.
10230 2008-12-01 Cary Coutant <ccoutant@google.com>
10232 * plugin.cc (ld_plugin_message): Change format parameter to const.
10233 Fix mismatch between new[] and delete.
10235 2008-11-14 Cary Coutant <ccoutant@google.com>
10237 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
10240 2008-11-05 Craig Silverstein <csilvers@google.com>
10242 * options.cc (General_options::parse_dynamic_list): New function.
10243 * options.h (General_options): New flags dynamic_list,
10244 dynamic_list_data, dynamic_list_cpp_new, and
10245 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
10246 (General_options::in_dynamic_list): New function.
10247 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
10248 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10249 (Lex::can_continue_name): Likewise.
10251 (read_script_file): New parameter script_options.
10252 (read_dynamic_list): New function.
10253 (Script_options::define_dynamic_list): New function.
10254 (dynamic_list_keyword_parsecodes): New variable.
10255 (dynamic_list_keywords): New variable.
10256 * script.h (Script_options::define_dynamic_list): New function
10258 (read_dynamic_list): New function prototype.
10259 * symtab.cc (strprefix): New macro.
10260 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10261 dynamic_list_data, dynamic_list_cpp_new, and
10262 dynamic_list_cpp_typeinfo.
10263 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10264 (dynamic_list_expr): New rule.
10265 (dynamic_list_nodes): Likewise.
10266 (dynamic_list_node): Likewise.
10267 * testsuite/Makefile.am (dynamic_list): New test.
10268 * testsuite/Makefile.in: Regenerated.
10269 * testsuite/dynamic_list.t: New file.
10270 * testsuite/dynamic_list.sh: New file.
10272 2008-11-05 Craig Silverstein <csilvers@google.com>
10274 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10275 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10276 (t11_last): Likewise.
10277 * testsuite/ver_test_6.c (main): Likewise.
10279 2008-10-07 Cary Coutant <ccoutant@google.com>
10281 * options.c (General_options::finalize): Add check for -static and
10283 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10286 2008-10-02 Cary Coutant <ccoutant@google.com>
10288 * plugin.cc (make_sized_plugin_object): Fix conditional
10289 compilation to work when not all targets are enabled.
10291 2008-09-29 Cary Coutant <ccoutant@google.com>
10293 * archive.cc (Archive::get_file_and_offset): Use filename instead
10294 of name to get library path.
10295 (Archive::include_member): Unlock external member of a thin archive.
10297 * testsuite/Makefile.am (TEST_AR): New variable.
10298 (thin_archive_test_1): New test.
10299 (thin_archive_test_2): New test.
10300 * testsuite/Makefile.in: Regenerate.
10301 * testsuite/thin_archive_main.cc: New file.
10302 * testsuite/thin_archive_test_1.cc: New file.
10303 * testsuite/thin_archive_test_2.cc: New file.
10304 * testsuite/thin_archive_test_3.cc: New file.
10305 * testsuite/thin_archive_test_4.cc: New file.
10307 2008-09-29 Cary Coutant <ccoutant@google.com>
10309 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10310 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10312 (Sized_relobj::do_finalize_local_symbols): Likewise.
10313 (Sized_relobj::map_to_kept_section): Likewise.
10314 * object.h (Sized_relobj::invalid_address): New constant.
10315 (Sized_relobj::do_output_section_offset): Check for invalid_address
10317 * output.cc (Output_reloc::local_section_offset): Use constant
10318 invalid_address instead of -1U.
10319 (Output_reloc::get_address): Likewise.
10320 (Output_section::output_address): Change -1U to -1ULL.
10321 * output.h (Output_reloc::invalid_address): New constant.
10322 * reloc.cc (Sized_relobj::write_sections): Use constant
10323 invalid_address instead of -1U.
10324 (Sized_relobj::relocate_sections): Likewise.
10325 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10326 values for merge sections.
10327 * target-reloc.h (relocate_for_relocatable): Use constant
10328 invalid_address instead of -1U.
10330 2008-09-19 Cary Coutant <ccoutant@google.com>
10332 Add plugin functionality for link-time optimization (LTO).
10333 * configure.ac (plugins): Add --enable-plugins option.
10334 * configure: Regenerate.
10335 * config.in: Regenerate.
10336 * Makefile.am (LIBDL): New variable.
10337 (CCFILES): Add plugin.cc.
10338 (HFILES): Add plugin.h.
10339 (ldadd_var): Add LIBDL.
10340 * Makefile.in: Regenerate.
10342 * archive.cc: Include "plugin.h".
10343 (Archive::setup): Don't preread archive symbols when using a plugin.
10344 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10345 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10347 (Archive::include_member): Add symbols from plugin objects.
10348 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10349 * descriptors.cc (Descriptors::open): Check for file descriptors
10350 abandoned by plugins.
10351 (Descriptors::claim_for_plugin): New function.
10352 * descriptors.h (Descriptors::claim_for_plugin): New function.
10353 (Open_descriptor::is_claimed): New field.
10354 (claim_descriptor_for_plugin): New function.
10355 * fileread.cc (File_read::claim_for_plugin): New function.
10356 * fileread.h (File_read::claim_for_plugin): New function.
10357 (File_read::descriptor): New function.
10358 * gold.cc: Include "plugin.h".
10359 (queue_initial_tasks): Add task to call plugin hooks for generating
10361 * main.cc: Include "plugin.h".
10362 (main): Load plugin libraries.
10363 * object.h (Pluginobj): Declare.
10364 (Object::pluginobj): New function.
10365 (Object::do_pluginobj): New function.
10366 (Object::set_target): New function.
10367 * options.cc: Include "plugin.h".
10368 (General_options::parse_plugin): New function.
10369 (General_options::General_options): Initialize plugins_ field.
10370 (General_options::add_plugin): New function.
10371 * options.h (Plugin_manager): Declare.
10372 (General_options): Add --plugin option.
10373 (General_options::has_plugins): New function.
10374 (General_options::plugins): New function.
10375 (General_options::add_plugin): New function.
10376 (General_options::plugins_): New field.
10377 * plugin.cc: New file.
10378 * plugin.h: New file.
10379 * readsyms.cc: Include "plugin.h".
10380 (Read_symbols::do_read_symbols): Check for archive before checking
10381 for ELF file. Call plugin hooks to claim files.
10382 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10383 from a real object file; force override when processing replacement
10385 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10386 (Symbol::init_base_object): Likewise.
10387 (Symbol::init_base_output_data): Likewise.
10388 (Symbol::init_base_output_segment): Likewise.
10389 (Symbol::init_base_constant): Likewise.
10390 (Symbol::init_base_undefined): Likewise.
10391 (Symbol::output_section): Assert that object is not a plugin.
10392 (Symbol_table::add_from_pluginobj): New function.
10393 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10395 (Symbol_table::sized_write_globals): Likewise.
10396 (Symbol_table::add_from_pluginobj): Instantiate template.
10397 * symtab.h (Sized_pluginobj): Declare.
10398 (Symbol::in_real_elf): New function.
10399 (Symbol::set_in_real_elf): New function.
10400 (Symbol::in_real_elf_): New field.
10401 (Symbol_table::add_from_pluginobj): New function.
10403 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10404 (LIBDL): New variable.
10405 (LDADD): Add LIBDL.
10406 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10407 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10408 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10409 (MOSTLYCLEANFILES): Likewise.
10410 * testsuite/Makefile.in: Regenerate.
10411 * testsuite/plugin_test.c: New file.
10412 * testsuite/plugin_test_1.sh: New file.
10413 * testsuite/plugin_test_2.sh: New file.
10415 2008-09-16 Ian Lance Taylor <iant@google.com>
10417 * target-reloc.h (relocate_section): Check whether a symbol is
10418 defined by the ABI before reporting an undefined symbol error.
10419 * target.h (Target::is_defined_by_abi): Make parameter const.
10420 (Target::do_is_defined_by_abi): Likewise.
10421 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10422 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10423 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10424 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10425 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10426 * testsuite/Makefile.in: Rebuild.
10428 * fileread.cc (make_view): Add casts to avoid warning.
10430 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10432 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10433 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10435 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10437 * options.h (General_options::output_is_executable): New.
10438 (General_options::output_is_pie): New.
10439 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10440 for shared libraries.
10441 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10443 2008-09-11 Chris Demetriou <cgd@google.com>
10445 * options.h (origin): New -z option.
10446 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10447 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10450 2008-09-05 Cary Coutant <ccoutant@google.com>
10452 * fileread.cc (File_read::make_view): Add check for attempt to map
10453 beyond end of file.
10455 2008-09-05 Cary Coutant <ccoutant@google.com>
10457 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10458 explicit instantiations.
10460 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10463 * options.cc (General_options::finalize): Allow undefined symbols
10464 in shlibs if linking -shared.
10467 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10468 symbols as not needing a dynsym entry.
10470 2008-08-20 Craig Silverstein <csilvers@google.com>
10472 * fileread.cc (File_read::open): Do not lock the file unless it
10473 was successfully opened.
10475 2008-08-14 Cary Coutant <ccoutant@google.com>
10477 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10478 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10479 * testsuite/tls_test.cc (struct int128): 128-bit struct
10480 for testing TLS relocs with non-zero addend.
10481 (v12): New TLS variable.
10483 (t_last): Add check for v12.
10484 * testsuite/tls_test.h (t12): New function.
10485 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10487 2008-08-13 Ian Lance Taylor <iant@google.com>
10489 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10490 set tls_segment_ or relro_segment_.
10491 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10493 * output.h (Output_section::clear_is_relro): New function.
10494 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10495 sections specially even when output_data_ is empty.
10496 (Output_segment::maximum_alignment): When first section is relro,
10497 only force alignment for PT_LOAD segments.
10498 * script.cc (script_data_segment_align): New function.
10499 (script_data_segment_relro_end): New function.
10500 * script-c.h (script_data_segment_align): Declare.
10501 (script_data_segment_relro_end): Declare.
10502 * script-sections.h (class Script_sections): Declare
10503 data_segment_align and data_segment_relro_end. Add fields
10504 segment_align_index_ and saw_relro_end_.
10505 * script-sections.cc (class Sections_element): Add set_is_relro
10506 virtual function. Add new bool* parameter to place_orphan_here.
10507 Add get_output_section virtual function.
10508 (class Output_section_definition): Add set_is_relro. Add new
10509 bool* parameter to place_orphan_here. Add get_output_section.
10510 Add is_relro_ field.
10511 (Output_section_definition::Output_section_definition): Initialize
10512 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10513 and is_relro_ fields.
10514 (Output_section_definition::place_orphan_here): Add is_relro
10516 (Output_section_definition::set_section_addresses): Set relro for
10518 (Output_section_definition::alternate_constraint): Likewise.
10519 (class Orphan_output_section): Add new bool* parameter to
10520 place_orphan_here. Add get_output_section.
10521 (Orphan_output_section::place_orphan_here): Add is_relro
10523 (Script_sections::Script_sections): Initialize
10524 data_segment_align_index_ and saw_relro_end_.
10525 (Script_sections::data_segment_align): New function.
10526 (Script_sections::data_segment_relro_end): New function.
10527 (Script_sections::place_orphan): Set or clear is_relro.
10528 (Script_sections::set_section_addresses): Force alignment of first
10530 * yyscript.y (exp): Call script_data_segment_align and
10531 script_data_segment_relro_end.
10532 * testsuite/relro_script_test.t: New file.
10533 * testsuite/relro_test.cc (using_script): Declare.
10534 (t1, t2): Test using_script.
10535 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10536 (relro_script_test_SOURCES): Define.
10537 (relro_script_test_DEPENDENCIES): Define.
10538 (relro_script_test_LDFLAGS): Define.
10539 (relro_script_test_LDADD): Define.
10540 (relro_script_test.so): New target.
10541 * testsuite/Makefile.in: Rebuild.
10543 2008-08-06 Cary Coutant <ccoutant@google.com>
10545 * archive.cc (Archive::total_archives, Archive::total_members)
10546 (Archive::total_members_loaded): New variables.
10547 (Archive::setup): Add parameter. Add option to preread
10549 (Archive::read_armap): Add counter.
10550 (Archive::get_file_and_offset): New function.
10551 (Archive::get_elf_object_for_member): New function.
10552 (Archive::read_all_symbols): New function.
10553 (Archive::read_symbols): New function.
10554 (Archive::add_symbols): Add counters.
10555 (Archive::include_all_members): Use armap to find members if it's
10557 (Archive::include_member): Skip reading symbols if already read.
10558 Factored code into Archive::get_file_and_offset and
10559 Archive::get_elf_object_for_member. Changed call to
10560 Mapfile::report_include_archive_member.
10561 (Archive::print_stats): New function.
10562 * archive.h: Declare Object and Read_symbols_data classes.
10563 (Archive::Archive): Add initializers for new members.
10564 (Archive::setup): Add parameter.
10565 (Archive::print_stats): New function.
10566 (Archive::total_archives, Archive::total_members)
10567 (Archive::total_members_loaded): New variables.
10568 (Archive::get_file_and_offset): New function.
10569 (Archive::get_elf_object_for_member): New function.
10570 (Archive::read_all_symbols): New function.
10571 (Archive::read_symbols): New function.
10572 (Archive::Archive_member): New class.
10573 (Archive::members_): New member.
10574 (Archive::num_members_): New member.
10575 * main.cc: Include archive.h.
10576 (main): Call Archive::print_stats.
10577 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10578 archive parameter; member_name is now the fully-decorated name.
10579 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10580 * options.h: (General_options): Add --preread-archive-symbols option.
10581 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10584 2008-08-04 Ian Lance Taylor <iant@google.com>
10586 * symtab.h (Symbol::use_plt_offset): New function.
10587 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10588 * powerpc.cc (Relocate::relocate): Likewise.
10589 * sparc.cc (Relocate::relocate): Likewise.
10590 * x86_64.cc (Relocate::relocate): Likewise.
10591 * testsuite/weak_plt.sh: New test.
10592 * testsuite/weak_plt_main.cc: New test.
10593 * testsuite/weak_plt_shared.cc: New test.
10594 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10595 (check_PROGRAMS): Add weak_plt.
10596 (check_DATA): Add weak_plt_shared.so.
10597 (weak_plt_main_pic.o, weak_plt): New targets.
10598 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10599 * testsuite/Makefile.in: Rebuild.
10601 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10603 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10604 * testsuite/Makefile.in: Rebuild.
10606 2008-08-04 Alan Modra <amodra@bigpond.net.au>
10608 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10609 * Makefile.in: Regenerate.
10610 * po/POTFILES.in: Regenerate.
10612 2008-07-29 Ian Lance Taylor <iant@google.com>
10614 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10615 symbols before other symbols.
10616 * testsuite/script_test_2.cc (test_addr): Declare.
10617 (test_addr_alias): Declare.
10618 (main): Check that test_addr and test_addr_alias have the right
10620 * testsuite/script_test_2.t: Define test_addr_alias and
10623 2008-07-24 Ian Lance Taylor <iant@google.com>
10626 * descriptors.cc: New file.
10627 * descriptors.h: New file.
10628 * gold-threads.h (class Hold_optional_lock): New class.
10629 * fileread.cc: Include "descriptors.h".
10630 (File_read::~File_read): Release descriptor rather than closing
10632 (File_read::open) [file]: Call open_descriptor rather than open.
10633 Set is_descriptor_opened_.
10634 (File_read::open) [memory]: Assert that descriptor is not open.
10635 (File_read::reopen_descriptor): New function.
10636 (File_read::release): Release descriptor.
10637 (File_read::do_read): Make non-const. Reopen descriptor.
10638 (File_read::read): Make non-const.
10639 (File_read::make_view): Reopen descriptor.
10640 (File_read::do_readv): Likewise.
10641 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10642 Update declarations.
10643 * layout.cc: Include "descriptors.h".
10644 (Layout::create_build_id): Use open_descriptor rather than open.
10645 * output.cc: Include "descriptors.h".
10646 (Output_file::open): Use open_descriptor rather than open.
10647 * archive.cc (Archive::const_iterator): Change Archive to be
10649 (Archive::begin, Archive::end): Make non-const.
10650 (Archive::count_members): Likewise.
10651 * archive.h (class Archive): Update declarations.
10652 * object.h (Object::read): Make non-const.
10653 * Makefile.am (CCFILES): Add descriptors.cc.
10654 (HFILES): Add descriptors.h.
10655 * Makefile.in: Rebuild.
10658 * gold.h: Always include <clocale>. Add Solaris workarounds
10659 following code in binutils/sysdep.h.
10662 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10663 this->eh_frame_hdr_ is NULL before using it.
10665 * dynobj.cc (Versions::Versions): Update comment.
10667 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10668 the base version name.
10670 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10671 array size plus one.
10672 (Stringpool_template::set_string_offsets): Subtract one from key
10673 before using it as an array index.
10674 (Stringpool_template::get_offset_with_length): Likewise.
10675 (Stringpool_template::write_to_buffer): Likewise.
10676 * stringpool.h (Stringpool_template::get_offset_from_key):
10679 2008-07-23 Ian Lance Taylor <iant@google.com>
10682 * object.h (Merged_symbol_value::value): Do our best to handle a
10686 * script.cc (Version_script_info::get_versions): Don't add empty
10687 version tag to return value.
10688 (Version_script_info::get_symbol_version_helper): Change return
10689 type to bool. Add pversion parameter. Change all callers.
10690 (script_register_vers_node): Don't require a non-NULL tag.
10691 * script.h (class Version_script_info): Update declarations.
10692 (Version_script_info::get_symbol_version): Change return type to
10693 bool. Add version parameter. Change all callers.
10694 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10695 handling. Handle an empty version from a version script.
10696 (Symbol_table::define_special_symbol): Likewise.
10697 * testsuite/ver_test_10.script: New file.
10698 * testsuite/ver_test_10.sh: New file.
10699 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10700 (check_DATA): Add ver_test_10.syms.
10701 (ver_test_10.syms, ver_test_10.so): New target.
10702 * testsuite/Makefile.in: Rebuild.
10704 2008-07-23 Simon Baldwin <simonb@google.com>
10706 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10707 to zero for undefined symbols from dynamic libraries.
10709 2008-07-23 Ian Lance Taylor <iant@google.com>
10711 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10712 Change all callers.
10713 * symtab.h (class Symbol_table): Update declaration.
10714 * testsuite/ver_test_9.cc: New file.
10715 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10716 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10717 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10718 (ver_test_9.so, ver_test_9.o): New targets.
10719 * testsuite/Makefile.in: Rebuild.
10721 2008-07-22 Ian Lance Taylor <iant@google.com>
10723 * options.h (class General_options): Define --check-sections.
10724 * layout.cc (Layout::set_segment_offsets): Handle
10727 * options.h (class General_options): Define -n/--nmagic and
10729 * options.cc (General_options::finalize): For -n/--nmagic or
10730 -N/--omagic, set -static.
10731 * layout.cc (Layout::attach_allocated_section_to_segment): If
10732 -N/--omagic, don't put read-only and read-write sections in
10733 different segments.
10734 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10735 finding a read-only segment.
10736 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10737 don't set the minimum segment alignment to the common page size,
10738 and don't set the file offset to the address modulo the page size.
10739 * script-sections.cc (Script_sections::create_segments): If
10740 -n/--omagic, don't put read-only and read-write sections in
10741 different segments.
10743 * cref.cc: New file.
10744 * cref.h: New file.
10745 * options.h (class General_options): Add --print-symbol-counts.
10746 * main.cc (main): Issue defined symbol report if requested.
10747 * archive.cc (Archive::interpret_header): Make into a const member
10749 (Archive::add_symbols): Call Input_objects::archive_start and
10751 (Archive::const_iterator): Define new class.
10752 (Archive::begin, Archive::end): New functions.
10753 (Archive::include_all_members): Rewrite to use iterator.
10754 (Archive::count_members): New function.
10755 * archive.h (class Archive): Update declarations.
10756 (Archive::filename): New function.
10757 * object.cc: Include "cref.h".
10758 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10759 (Sized_relobj::do_get_global_symbol_counts): New function.
10760 (Input_objects::add_object): Add object to cross-referencer.
10761 (Input_objects::archive_start): New function.
10762 (Input_objects::archive_stop): New function.
10763 (Input_objects::print_symbol_counts): New function.
10764 * object.h: Declare Cref and Archive.
10765 (Object::get_global_symbol_counts): New function.
10766 (Object::do_get_global_symbol_counts): New pure virtual function.
10767 (class Sized_relobj): Add defined_count_ field. Update
10769 (class Input_objects): Add cref_ field. Update constructor.
10770 Update declarations.
10771 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10773 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10775 (Sized_dynobj::do_get_global_symbol_counts): New function.
10776 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10777 defined_count_. Update declarations. Define Symbols typedef.
10778 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10779 parameter. Change all callers.
10780 (Symbol_table::add_from_dynobj): Add sympointers and defined
10781 parameters. Change all callers.
10782 * symtab.h (class Symbol_table): Update declarations.
10783 * Makefile.am (CCFILES): Add cref.cc.
10784 (HFILES): Add cref.h.
10785 * Makefile.in: Rebuild.
10787 2008-07-22 Simon Baldwin <simonb@google.com>
10789 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10790 to zero when writing undefined symbols.
10792 2008-07-22 Ian Lance Taylor <iant@google.com>
10794 * output.cc (Output_section::add_input_section): Don't try to
10795 merge empty merge sections.
10797 2008-07-21 Craig Silverstein <csilvers@google.com>
10799 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10800 Include symbol version in error message.
10802 2008-07-20 Chris Demetriou <cgd@google.com>
10804 * configure.ac (gold_cv_c_random_seed): New configured variable.
10805 (RANDOM_SEED_CFLAGS): New substituted variable.
10806 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10807 * configure: Rebuild.
10808 * Makefile.in: Likewise.
10809 * testsuite/Makefile.in: Likewise.
10811 2008-07-18 Ian Lance Taylor <iant@google.com>
10813 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10814 where we see NAME/NULL and NAME/VERSION as separate symbols.
10815 * testsuite/ver_test_main.cc (main): Call t4.
10816 (t4, t4_2a): Define.
10817 * testsuite/ver_test_2.cc (t4_2): Define.
10818 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10819 * testsuite/ver_test_4.cc (t4_2a): Define.
10820 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10821 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10823 2008-07-17 Ian Lance Taylor <iant@google.com>
10825 * dynobj.cc (Versions::add_def): If we give an error about a
10826 missing version, go ahead and create the version anyhow.
10828 2008-07-10 Ian Lance Taylor <iant@google.com>
10830 Handle output sections with more than 0x7fffffff bytes.
10831 * object.h (class Relobj): Change map_to_output_ to
10832 output_sections_, and just keep a section pointer. Change all
10833 uses. Move comdat group support to Sized_relobj.
10834 (Relobj::is_section_specially_mapped): Remove.
10835 (Relobj::output_section): Remove poff parameter. Change all
10837 (Relobj::output_section_offset): New function.
10838 (Relobj::set_section_offset): Rewrite.
10839 (Relobj::map_to_output): Remove.
10840 (Relobj::output_sections): New function.
10841 (Relobj::do_output_section_offset): New pure virtual function.
10842 (Relobj::do_set_section_offset): Likewise.
10843 (class Sized_relobj): Add section_offsets_ field. Add comdat
10844 group support from Relobj. Update declarations.
10845 (Sized_relobj::get_output_section_offset): New function.
10846 (Sized_relobj::do_output_section_offset): New function.
10847 (Sized_relobj::do_set_section_offset): New function.
10848 * object.cc (Relobj::output_section_address): Remove.
10849 (Sized_relobj::Sized_relobj): Initialize new fields.
10850 (Sized_relobj::include_section_group): Cast find_kept_object to
10852 (Sized_relobj::include_linkonce_section): Likewise.
10853 (Sized_relobj::do_layout): Use separate arrays for output section
10855 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10857 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10858 output_sections and section_offsets.
10859 (Sized_relobj::write_local_symbols): Likewise.
10860 (map_to_kept_section): Compute output address directly.
10861 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10862 output_sections and section_offsets.
10863 (Sized_relobj::write_sections): Likewise.
10864 (Sized_relobj::relocate_sections): Likewise.
10865 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10866 * output.h (class Output_reloc): Update declarations. Change
10867 u2_.relobj to Sized_relobj*.
10868 (class Output_data_reloc): Change add functions to use
10870 * output.cc (Output_reloc::Output_reloc): Change relobj to
10872 (Output_reloc::local_section_offset): Change return type to
10873 Elf_Addr. Use get_output_section_offset.
10874 (Output_reloc::get_address): Likewise.
10875 (Output_section::is_input_address_mapped): Don't call
10876 is_section_specially_mapped.
10877 (Output_section::output_offset): Likewise.
10878 (Output_section::output_address): Likewise.
10879 (Output_section::starting_output_address): Likewise.
10880 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10881 parameter to Sized_relobj*.
10882 (Copy_relocs::need_copy_reloc): Likewise.
10883 (Copy_relocs::save): Likewise.
10884 * copy-relocs.h (class Copy_relocs): Update declarations.
10885 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10886 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10887 * target-reloc.h (relocate_for_relocatable): Change
10888 offset_in_output_section type to Elf_Addr. Change code that uses
10890 * layout.cc (Layout::layout): Always set *off.
10891 * mapfile.cc (Mapfile::print_input_section): Use
10892 output_section_offset.
10893 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10895 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10896 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10897 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10899 2008-07-03 Ian Lance Taylor <iant@google.com>
10901 * layout.cc (Layout::include_section): Do not discard unrecognized
10902 SHT_STRTAB sections.
10904 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10906 * script.cc (Lex::can_continue_name): Make '?' allowable in
10907 version-script names.
10908 * testsuite/version_script.map: Change glob pattern to use '?'
10910 2008-06-30 Manish Singh <yosh@gimp.org>
10913 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10916 2008-06-30 Ian Lance Taylor <iant@google.com>
10920 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10921 versions]: Don't try to read the value in the contents, since we
10922 don't use it. Use the template endianness when writing.
10924 2008-06-25 Cary Coutant <ccoutant@google.com>
10926 * fileread.cc (File_read::make_view): Assert on zero-length view.
10927 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10928 symbol table when there are no symbols to read.
10930 2008-06-23 Craig Silverstein <csilvers@google.com>
10932 * version.cc (version_string): Bump to 1.7
10934 2008-06-18 Craig Silverstein <csilvers@google.com>
10936 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10937 constant 0xFFFF to type Valtype.
10938 (Powerpc_relocate_functions::rel16_ha): Likewise.
10940 2008-06-17 Ian Lance Taylor <iant@google.com>
10942 * output.h (Output_section::Input_section): Initialize p2align_ to
10943 zero for Output_section_data constructors.
10944 (Output_section::Input_section::addralign): If not an input
10945 section, return the alignment of the Output_section_data.
10946 * testsuite/copy_test.cc: New file.
10947 * testsuite/copy_test_1.cc: New file.
10948 * testsuite/copy_test_2.cc: New file.
10949 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10950 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10951 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10952 (copy_test_1_pic.o, copy_test_1.so): New targets.
10953 (copy_test_2_pic.o, copy_test_2.so): New targets.
10954 * testsuite/Makefile.in: Rebuild.
10956 * script-sections.cc (Script_sections::place_orphan): Initialize
10957 local variable exact.
10959 2008-06-13 David Edelsohn <edelsohn@gnu.org>
10961 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10963 2008-06-12 David Edelsohn <edelsohn@gnu.org>
10964 David S. Miller <davem@davemloft.net>
10966 * powerpc.cc: New file.
10967 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10968 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10969 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10970 * Makefile.in: Rebuild.
10972 2008-06-09 Ian Lance Taylor <iant@google.com>
10974 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10976 (throwing, orig_terminate): New static variables.
10977 (terminate_handler): New static function.
10978 (t2): Set terminate handler.
10980 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10983 * binary.cc (Binary_to_elf::sized_convert): Fix .data
10986 2008-05-30 Cary Coutant <ccoutant@google.com>
10988 * archive.cc (Archive::include_all_members) Correct to step
10989 over symbol table and extended name table in thin archives.
10991 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10994 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10997 2008-05-28 Caleb Howe <cshowe@google.com>
10999 * reduced_debug_output.cc: New file.
11000 * reduced_debug_output.h: New file.
11001 * options.h (class General_options): Add --strip-debug-non-line.
11002 * options.cc (General_options::finalize): Add strip_debug_non_line
11003 to the strip heirarchy.
11004 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
11006 * layout.cc: Include "reduced_debug_output.h".
11007 (Layout::Layout): Initialize new fields.
11008 (line_only_debug_sections): New static array.
11009 (is_lines_only_debug_sections): New static inline function.
11010 (Layout::include_section): Handle --strip-debug-non-line.
11011 (Layout::make_output_section): If --strip-debug-non-line, build
11012 new output sections for .debug_abbrev and .debug_info.
11013 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
11014 gold. Warn about possible overflow.
11015 (read_signed_LEB_128): Likewise.
11016 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
11017 (read_signed_LEB_128): Declare.
11018 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
11019 (HFILES): Add reduced_debug_output.h.
11020 * Makefile.in: Rebuild.
11022 2008-05-21 Ian Lance Taylor <iant@google.com>
11024 * mapfile.cc: New file.
11025 * mapfile.h: New file.
11026 * options.h (class General_options): Add -M/--print-map and -Map.
11027 * options.cc (General_options::finalize): Make -M equivalent to
11029 * main.cc: Include <cstdio> and "mapfile.h".
11030 (main): Open mapfile if requested.
11031 * gold.cc (class Middle_runner): Add mapfile_ field. Update
11032 constructor. Change caller.
11033 (queue_initial_tasks): Add mapfile parameter. Change caller.
11034 (queue_middle_tasks): Likewise.
11035 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
11037 * archive.cc: Include "mapfile.h".
11038 (Archive::add_symbols): Add mapfile parameter. Change all
11039 callers. Pass mapfile, symbol, and reason to include_member.
11040 (Archive::include_all_members): Add mapfile parameter. Change all
11042 (Archive::include_member): Add mapfile, sym, and why parameters.
11043 Change all callers. Report inclusion to map file.
11044 * archive.h: Include "fileread.h".
11045 (class Archive): Update declarations.
11046 (Archive::file): New const method.
11047 (class Add_archive_symbols): Add mapfile_ field. Update
11048 constructor. Change all callers.
11049 * readsyms.h (class Read_symbols): Likewise.
11050 (class Finish_group): Likewise.
11051 (class Read_script): Likewise.
11052 * common.cc: Include "mapfile.h".
11053 (Symbol_table::allocate_commons): Add mapfile parameter. Change
11055 (Symbol_table::do_allocate_commons): Likewise.
11056 (Symbol_table::do_allocate_commons_list): Likewise. Report common
11057 symbol allocation to mapfile.
11058 * common.h (class Allocate_commons_task): Add mapfile_ field.
11059 Update constructor. Change all callers.
11060 * symtab.h (class Symbol_table): Update declarations.
11061 * layout.cc: Include "mapfile.h".
11062 (Layout_task_runner::run): Print information to mapfile.
11063 (Layout::create_gold_note): Change Output_data_fixed_space to
11064 Output_data_zero_fill.
11065 (Layout::create_build_id): Likewise.
11066 (Layout::print_to_mapfile): New function.
11067 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
11068 constructor. Change caller.
11069 (class Layout): Declare print_to_mapfile.
11070 * output.cc (Output_section::Input_section::print_to_mapfile): New
11072 (Output_section::add_input_section): If producing a map, always
11073 add to input_sections_ list.
11074 (Output_section::do_print_to_mapfile): New function.
11075 (Output_segment::print_sections_to_mapfile): New function.
11076 (Output_segment::print_section_list_to_mapfile): New function.
11077 * output.h: Include "mapfile.h".
11078 (Output_data::print_to_mapfile): New function.
11079 (Output_data::do_print_to_mapfile): New virtual function.
11080 (Output_segment_headers::do_print_to_mapfile): New function.
11081 (Output_file_header::do_print_to_mapfile): New function.
11082 (Output_data_const::do_print_to_mapfile): New function.
11083 (class Output_data_const_buffer): Add map_name_ field. Update
11084 constructor. Change all callers. Add do_print_to_mapfile
11086 (class Output_data_fixed_space): Likewise.
11087 (class Output_data_space): Likewise.
11088 (class Output_data_zero_fill): New class.
11089 (Output_data_strtab::do_print_to_mapfile): New function.
11090 (Output_data_reloc_base::do_print_to_mapfile): New function.
11091 (Output_relocatable_relocs::do_print_to_mapfile): New function.
11092 (Output_data_group::do_print_to_mapfile): New function.
11093 (Output_data_got::do_print_to_mapfile): New function.
11094 (Output_data_dynamic::do_print_to_mapfile): New function.
11095 (Output_symtab_xindex::do_print_to_mapfile): New function.
11096 (class Output_section): Declare do_print_to_mapflie. Declare
11097 print_to_mapfile in Input_section.
11098 (class Output_segment): Declare new functions.
11099 * object.h (Sized_relobj::symbol_count): New function.
11100 * script-sections.cc
11101 (Output_section_element_dot_assignment::set_section_addresses):
11102 Change Output_data_fixed_space to Output_data_zero_fill.
11103 (Output_data_expression::do_print_to_mapfile): New function.
11104 * script.cc (read_input_script): Add mapfile parameter. Change
11106 * script.h (read_input_script): Update declaration.
11107 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
11108 (Eh_frame::do_print_to_mapfile): New function.
11109 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
11110 (Output_merge_string::do_print_to_mapfile): New function.
11111 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
11113 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
11115 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
11117 * Makefile.am (CCFILES): Add mapfile.cc.
11118 (HFILES): Add mapfile.h.
11119 * Makefile.in: Rebuild.
11121 2008-05-19 Ian Lance Taylor <iant@google.com>
11123 * options.h (class General_options): Add -z relro.
11124 * layout.cc (Layout::Layout): Initialize relro_segment_.
11125 (Layout::add_output_section_data): Return the output section.
11126 (Layout::make_output_section): Rcognize relro sections and mark
11127 them appropriately.
11128 (Layout::attach_allocated_section_to_segment): Put relro sections
11129 in a PT_GNU_RELRO segment.
11130 (Layout::create_initial_dynamic_sections): Mark the .dynamic
11132 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
11134 (Layout::linkonce_mapping): Map d.rel.ro.local to
11135 .data.rel.ro.local.
11136 (Layout::output_section_name): Us .data.rel.ro.local for any
11137 section which begins with that.
11138 * layout.h (class Layout): Update add_output_section_data
11139 declaration. Add relro_segment_ field.
11140 * output.cc (Output_section::Output_section): Initialize is_relro_
11141 and is_relro_local_ fields.
11142 (Output_segment::add_output_section): Group relro sections.
11143 (Output_segment::is_first_section_relro): New function.
11144 (Output_segment::maximum_alignment): If there is a relro section,
11145 align the segment to the common page size.
11146 (Output_segment::set_section_addresses): Track whether we are
11147 looking at relro sections. If the last section is a relro
11148 section, align to the common page size.
11149 (Output_segment::set_section_list_addresses): Add in_relro
11150 parameter. Change all callers. Align to the page size when
11151 moving from relro to non-relro section.
11152 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
11154 * output.h (class Output_section): Add is_relro_ and
11155 is_relro_local_ fields.
11156 (Output_section::is_relro): New function.
11157 (Output_section::set_is_relro): New function.
11158 (Output_section::is_relro_local): New function.
11159 (Output_section::set_is_relro_local): New function.
11160 (class Output_segment): Update declarations.
11161 * i386.cc (Target_i386::got_section): Mark .got section as relro.
11162 * sparc.cc (Target_sparc::got_section): Likewise.
11163 * x86_64.cc (Target_x86_64::got_section): Likewise.
11164 * testsuite/relro_test_main.cc: New file.
11165 * testsuite/relro_test.cc: New file.
11166 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
11167 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
11168 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
11169 (relro_test.so, relro_test_pic.o): New targets.
11170 * testsuite/Makefile.in: Rebuild.
11172 2008-05-16 Ian Lance Taylor <iant@google.com>
11174 * output.cc (Output_segment::add_output_section): Remove front
11176 * output.h (class Output_segment): Remove
11177 add_initial_output_section and overloaded add_output_section.
11178 Update declaration of remaining add_output_section.
11179 * layout.cc (Layout::create_interp): Call add_output_section
11180 rather than add_initial_output_section.
11181 (Layout::finish_dynamic_section): Likewise.
11183 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
11184 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
11185 know the dynamic type.
11186 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
11187 field. Initialize it in constructor.
11188 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
11189 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
11190 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
11193 * output.cc (Output_reloc::get_address): Change return type to
11195 * output.h (class Output_reloc): Update get_address declaration.
11196 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
11197 for section addresses.
11199 2008-05-09 Ian Lance Taylor <iant@google.com>
11202 * gold.cc (gold_nomem): Use return value of write.
11204 2008-05-08 Ian Lance Taylor <iant@google.com>
11206 * symtab.c (Symbol::init_base_output_data): Add version
11207 parameter. Change all callers.
11208 (Symbol::init_base_output_segment): Likewise.
11209 (Symbol::init_base_constant): Likewise.
11210 (Symbol::init_base_undefined): Likewise.
11211 (Sized_symbol::init_output_data): Likewise.
11212 (Sized_symbol::init_output_segment): Likewise.
11213 (Sized_symbol::init_constant): Likewise.
11214 (Sized_symbol::init_undefined): Likewise.
11215 (Symbol_table::do_define_in_output_data): If the new symbol has a
11216 version, mark it as the default.
11217 (Symbol_table::do_define_in_output_segment): Likewise.
11218 (Symbol_table::do_define_as_constant): Likewise.
11219 * symtab.h (class Symbol): Update declarations.
11220 (class Sized_symbol): Likewise.
11221 * resolve.cc (Symbol::override_version): New function.
11222 (Symbol::override_base): Call override_version.
11223 (Symbol::override_base_with_special): Likewise.
11224 * testsuite/ver_script_8.script: New file.
11225 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
11226 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
11227 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
11228 (ver_test_8_1.so, ver_test_8_2.so): New targets.
11230 2008-05-06 Ian Lance Taylor <iant@google.com>
11233 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
11235 (class General_options): Remove existing --undefined, and add
11236 --no-undefined instead. Add new --undefined as synonym for -u.
11237 * archive.cc (Archive::add_symbols): Check whether symbol was
11239 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
11240 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
11241 all uses. Add IS_UNDEFINED. Update declarations to split
11242 different versions of init_base. Declare init_base_undefined.
11243 (Symbol::is_defined): Handle IS_UNDEFINED.
11244 (Symbol::is_undefined): Likewise.
11245 (Symbol::is_weak_undefined): Call is_undefined.
11246 (Symbol::is_absolute): Handle IS_CONSTANT.
11247 (class Sized_symbol): Update declarations to split different
11248 versions of init. Declare init_undefined.
11249 (class Symbol_table): Declare new functions.
11250 * symtab.cc (Symbol::init_base_object): Rename from init_base.
11251 Change all callers.
11252 (Symbol::init_base_output_data): Likewise.
11253 (Symbol::init_base_output_segment): Likewise.
11254 (Symbol::init_base_constant): Likewise.
11255 (Symbol::init_base_undefined): New function.
11256 (Sized_symbol::init_object): Rename from init. Change all
11258 (Sized_symbol::init_output_data): Likewise.
11259 (Sized_symbol::init_output_segment): Likewise.
11260 (Sized_symbol::init_constant): Likewise.
11261 (Sized_symbol::init_undefined): New function.
11262 (Symbol_table::add_undefined_symbols_from_command_line): New
11264 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11266 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11267 (Symbol::output_section): Likewise.
11268 (Symbol::set_output_section): Likewise.
11269 (Symbol_table::sized_finalize_symbol): Likewise.
11270 (Symbol_table::sized_write_globals): Likewise.
11271 * resolve.cc (Symbol_table::should_override): Likewise.
11272 (Symbol::override_base_with_special): Likewise.
11274 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11275 symbol, change it to have default visibility.
11276 * testsuite/protected_1.cc: New file.
11277 * testsuite/protected_2.cc: New file.
11278 * testsuite/protected_3.cc: New file.
11279 * testsuite/protected_main_1.cc: New file.
11280 * testsuite/protected_main_2.cc: New file.
11281 * testsuite/protected_main_3.cc: New file.
11282 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11283 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11284 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11285 (protected_1.so): New target.
11286 (protected_1_pic.o, protected_2_pic.o): New targets.
11287 (protected_3_pic.o): New target.
11288 (check_PROGRAMS): Add protected_2.
11289 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11290 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11291 * testsuite/Makefile.in: Rebuild.
11293 * options.h (DEFINE_var): Add set_user_set_##varname__.
11294 (DEFINE_bool_alias): New macro.
11295 (class General_options): Define -Bstatic using DEFINE_bool_alias
11296 rather than DEFINE_special. Add --undefined as an alias for -z
11298 * options.cc (General_options::parse_Bstatic): Remove.
11300 * options.h (class General_options): Add --fatal-warnings.
11301 * main.cc (main): Implement --fatal-warnings.
11302 * errors.h (Errors::warning_count): New function.
11304 * options.h (class General_options): Add -Bsymbolic-functions.
11305 * symtab.h (Symbol::is_preemptible): Check for
11306 -Bsymbolic-functions.
11308 2008-05-05 Ian Lance Taylor <iant@google.com>
11310 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11311 as noVARNAME rather than no-VARNAME.
11312 (class General_options): Add option -z combreloc.
11313 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11315 (Output_reloc::sort_before) [SHT_REL]: New function.
11316 (Output_reloc::sort_before) [SHT_RELA]: New function.
11317 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11318 Sort_relocs_comparison.
11319 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11320 parameter. Change all callers.
11321 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11322 sort_relocs parameter. Change all callers.
11323 * output.cc (Output_reloc::get_address): New function, broken out
11325 (Output_reloc::write_rel): Call it.
11326 (Output_reloc::compare): New function.
11327 (Output_data_reloc_base::do_write): Optionally sort relocs.
11329 * configure.ac: If targ_extra_obj is set, link it in.
11330 * configure.tgt: Initialize all variables.
11331 (x86_64*): Set targ_extra_obj and targ_extra_size.
11332 * configure: Rebuild.
11334 * object.cc (Sized_relobj::include_section_group): Adjust section
11335 indexes read from group data. Build vector to pass to
11337 * layout.cc (Layout::layout_group): Add flags and shndxes
11338 parameters. Remove contents parameter. Change caller. Update
11339 explicit instantiations.
11340 * layout.h (class Layout): Update layout_group declaration.
11341 * output.cc (Output_data_group::Output_data_group): Add flags and
11342 input_shndxes parameters. Remove contents parameter. Change
11344 (Output_data_group::do_write): Change input_sections_ to
11346 * output.h (class Output_data_group): Update constructor
11347 declaration. Rename input_sections_ to input_shndxes_.
11348 * testsuite/many_sections_test.cc: Add template.
11350 2008-04-30 Cary Coutant <ccoutant@google.com>
11352 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11354 * layout.cc (Layout::include_section): Refactored check for debug
11356 (Layout::add_comdat): Add new parameters. Change type
11357 of signature parameter. Add object and shndx to signatures table.
11358 (Layout::find_kept_object): New function.
11359 * layout.h: Include <cstring>.
11360 (Layout::is_debug_info_section): New function.
11361 (Layout::add_comdat): Add new parameters.
11362 (Layout::find_kept_object): New function.
11363 (Layout::Kept_section): New struct.
11364 (Layout::Signatures): Change type of map range.
11365 * object.cc (Relobj::output_section_address): New function.
11366 (Sized_relobj::include_section_group): Add new parameters. Change
11367 calls to Layout::add_comdat. Change to build table of kept comdat
11368 groups and table mapping discarded sections to kept sections.
11369 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11370 (Sized_relobj::do_layout): Change calls to include_section_group and
11371 include_linkonce_section.
11372 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11373 value to zero when section is discarded.
11374 (Sized_relobj::map_to_kept_section): New function.
11375 * object.h (Relobj::output_section_address): New function.
11376 (Relobj::Comdat_group): New type.
11377 (Relobj::find_comdat_group): New function.
11378 (Relobj::Comdat_group_table): New type.
11379 (Relobj::Kept_comdat_section): New type.
11380 (Relobj::Kept_comdat_section_table): New type.
11381 (Relobj::add_comdat_group): New function.
11382 (Relobj::set_kept_comdat_section): New function.
11383 (Relobj::get_kept_comdat_section): New function.
11384 (Relobj::comdat_groups_): New field.
11385 (Relobj::kept_comdat_sections_): New field.
11386 (Symbol_value::input_value): Update comment.
11387 (Sized_relobj::map_to_kept_section) New function.
11388 (Sized_relobj::include_linkonce_section): Add new parameter.
11389 * target-reloc.h (Comdat_behavior): New type.
11390 (get_comdat_behavior): New function.
11391 (relocate_section): Add code to map a discarded section to the
11392 corresponding kept section when applying a relocation.
11394 2008-04-30 Craig Silverstein <csilvers@google.com>
11396 * dwarf_reader.cc (next_generation_count): New static var.
11397 (Addr2line_cache_entry): New struct.
11398 (addr2line_cache): New static var.
11399 (Dwarf_line_info::one_addr2line): Added caching.
11400 (Dwarf_line_info::clear_addr2line_cache): New function.
11401 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11402 cache-size parameter.
11403 (Dwarf_line_info::one_addr2line_cache): New function.
11404 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11405 new cache-size argument to one_addr2line(), and clear cache.
11407 2008-04-28 Cary Coutant <ccoutant@google.com>
11409 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11410 R_386_PC8 relocations.
11412 2008-04-23 Ian Lance Taylor <iant@google.com>
11414 * object.cc (Sized_relobj::include_section_group): Check for
11415 invalid section group.
11417 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11420 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11421 than read for file header.
11422 * archive.cc (Archive::include_member): Likewise.
11424 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11426 * aclocal.m4: Regenerate.
11427 * configure: Regenerate.
11429 2008-04-19 Ian Lance Taylor <iant@google.com>
11431 * version.cc (version_string): Bump to 1.6.
11433 * testsuite/Makefile.am (many_sections_r_test): New target.
11434 (many_sections_r_test_SOURCES): Remove.
11435 (many_sections_r_test_DEPENDENCIES): Remove.
11436 (many_sections_r_test_LDFLAGS): Remove.
11437 (many_sections_r_test_LDADD): Remove.
11439 * object.cc (Sized_relobj::do_add_symbols): Always pass
11440 local_symbol_count_ to add_from_relobj.
11442 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11443 every thousand variables.
11444 * testsuite/Makefile.in: Rebuild.
11446 * object.cc (Xindex::initialize_symtab_xindex): New function.
11447 (Xindex::read_symtab_xindex): New function.
11448 (Xindex::sym_xindex_to_shndx): New function.
11449 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11451 (Sized_relobj::do_initialize_xindex): New function.
11452 (Sized_relobj::do_read_symbols): Adjust section links.
11453 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11454 parameter. Change all callers.
11455 (Sized_relobj::include_section_group): Adjust section links and
11456 symbol section indexes.
11457 (Sized_relobj::do_layout): Adjust section links.
11458 (Sized_relobj::do_count_local_symbols): Adjust section links and
11459 symbol section indexes.
11460 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11461 ordinary and special symbols.
11462 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11463 dynsym_xindex parameters. Change all callers. Adjust section
11464 links. Use SHN_XINDEX when needed.
11465 (Sized_relobj::get_symbol_location_info): Adjust section links.
11466 Don't get fooled by special symbols.
11467 * object.h (class Xindex): Define.
11468 (class Object): Add xindex_ parameter. Declare virtual functoin
11469 do_initialize_xindex.
11470 (Object::adjust_sym_shndx): New function.
11471 (Object::set_xindex): New protected function.
11472 (class Symbol_value): Add is_ordinary_shndx_ field.
11473 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11474 (Symbol_value::value): Assert ordinary section.
11475 (Symbol_value::initialize_input_to_output_map): Likewise.
11476 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11477 Change all callers.
11478 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11480 (class Sized_relobj): Update declarations.
11481 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11482 parameter. Change all callers.
11483 (Sized_relobj::adjust_shndx): New function.
11484 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11486 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11487 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11488 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11489 (Sized_dynobj::read_dynsym_section): Adjust section links.
11490 (Sized_dynobj::read_dynamic): Likewise.
11491 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11493 (Sized_dynobj::do_initialize_xindex): New function.
11494 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11495 do_initialize_xindex.
11496 (Sized_dynobj::adjust_shndx): New function.
11497 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11498 dynsym_xindex_ fields.
11499 (Layout::finalize): Add a call to set_section_indexes before
11500 creating the symtab sections.
11501 (Layout::set_section_indexes): Don't do anything if the section
11502 already has a section index.
11503 (Layout::create_symtab_sections): Add shnum parameter. Change
11504 caller. Create .symtab_shndx section if needed.
11505 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11507 (Layout::allocated_output_section_count): New function.
11508 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11510 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11511 fields. Update declarations.
11512 (Layout::symtab_xindex): New function.
11513 (Layout::dynsym_xindex): New function.
11514 (class Write_symbols_task): Add layout_ field.
11515 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11517 * output.cc (Output_section_headers::Output_section_headers): Add
11518 shstrtab_section parameter. Change all callers.
11519 (Output_section_headers::do_sized_write): Store overflow values
11520 for section count and section string table section index in
11521 section header zero.
11522 (Output_file_header::do_sized_write): Check for overflow of
11523 section count and section string table section index.
11524 (Output_symtab_xindex::do_write): New function.
11525 (Output_symtab_xindex::endian_do_write): New function.
11526 * output.h (class Output_section_headers): Add shstrtab_section_.
11527 Update declarations.
11528 (class Output_symtab_xindex): Define.
11529 (Output_section::has_out_shndx): New function.
11530 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11532 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11533 Change all callers.
11534 (Sized_symbol::init): Likewise.
11535 (Symbol::output_section): Check for ordinary symbol.
11536 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11537 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11539 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11540 Change all callers. Simplify handling of symbols from sections
11541 not included in the link.
11542 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11544 (Weak_alias_sorter::operator()): Assert that symbols are
11546 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11548 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11549 parameters. Change all callers.
11550 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11551 symbol distinction. Use SHN_XINDEX when needed.
11552 (Symbol_table::write_section_symbol): Add symtab_xindex
11553 parameter. Change all callers.
11554 (Symbol_table::sized_write_section_symbol): Likewise. Use
11555 SHN_XINDEX when needed.
11556 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11558 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11559 (Symbol::is_defined): Check is_ordinary.
11560 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11561 (Symbol::is_absolute, Symbol::is_common): Likewise.
11562 (class Sized_symbol): Update declarations.
11563 (class Symbol_table): Update declarations.
11564 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11565 parameters. Change all callers.
11566 (Sized_symbol::override): Likewise.
11567 (Symbol_table::override): Likewise.
11568 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11569 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11570 is_ordinary, and orig_st_shndx parameters. Change all callers.
11571 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11572 to be in an ordinary section.
11573 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11574 object and is_ordinary parameters. Change all callers.
11575 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11576 Change all callers. Don't add undefined or non-ordinary symbols
11578 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11579 Change all callers.
11580 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11582 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11583 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11584 (Sized_relobj::relocate_sections): Likewise.
11585 * target-reloc.h (scan_relocs): Adjust section symbol index.
11586 (scan_relocatable_relocs): Likewise.
11587 * i386.cc (Scan::local): Check for ordinary symbols.
11588 * sparc.cc (Scan::local): Likewise.
11589 * x86_64.cc (Scan::local): Likewise.
11590 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11591 to symbol_section_and_value.
11592 * testsuite/many_sections_test.cc: New file.
11593 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11594 (check_PROGRAMS): Add many_sections_test.
11595 (many_sections_test_SOURCES): Define.
11596 (many_sections_test_DEPENDENCIES): Define.
11597 (many_sections_test_LDFLAGS): Define.
11598 (BUILT_SOURCES): Add many_sections_define.h.
11599 (many_sections_define.h): New target.
11600 (BUILT_SOURCES): Add many_sections_check.h.
11601 (many_sections_check.h): New target.
11602 (check_PROGRAMS): Add many_sections_r_test.
11603 (many_sections_r_test_SOURCES): Define.
11604 (many_sections_r_test_DEPENDENCIES): Define.
11605 (many_sections_r_test_LDFLAGS): Define.
11606 (many_sections_r_test_LDADD): Define.
11607 (many_sections_r_test.o): New target.
11608 * testsuite/Makefile.in: Rebuild.
11610 2008-04-17 Cary Coutant <ccoutant@google.com>
11612 * errors.cc (Errors::info): New function.
11613 (gold_info): New function.
11614 * errors.h (Errors::info): New function.
11615 * gold.h (gold_info): New function.
11616 * object.cc (Input_objects::add_object): Print trace output.
11617 * options.cc (options::parse_set): New function.
11618 (General_options::parse_wrap): Deleted.
11619 (General_options::General_options): Deleted initializer.
11620 * options.h (options::String_set): New typedef.
11621 (options::parse_set): New function.
11622 (DEFINE_set): New macro.
11623 (General_options::wrap): Changed to use DEFINE_set. Changed
11624 callers of any_wrap_symbols and is_wrap_symbol.
11625 (General_options::trace, General_options::trace_symbol):
11627 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11628 (General_options::wrap_symbols_): Deleted.
11629 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11631 2008-04-17 David S. Miller <davem@davemloft.net>
11633 * options.cc (General_options::parse_V): New function.
11634 * options.h: Add entries for -V and -Qy.
11636 2008-04-17 Ian Lance Taylor <iant@google.com>
11638 * common.cc (Symbol_table::allocate_commons): Remove options
11639 parameter. Change caller.
11640 (Symbol_table::do_allocate_commons): Remove options parameter.
11641 Change caller. Just call do_allocate_commons_list twice.
11642 (Symbol_table::do_allocate_commons_list): New function, broken out
11643 of do_allocate_commons.
11644 * common.h (class Allocate_commons_task): Remove options_ field.
11645 Update constructor.
11646 * symtab.cc (Symbol_table::Symbol_table): Initialize
11648 (Symbol_table::add_from_object): Put TLS common symbols on
11650 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11651 which are IN_OUTPUT_DATA.
11652 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11653 allocate_commons and do_allocate_commons declarations. Declare
11654 do_allocate_commons_list.
11655 * gold.cc (queue_middle_tasks): Update creation of
11656 Allocate_commons_task to not pass options.
11657 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11658 (TLS_TEST_C_FLAGS): New variable.
11659 (tls_test_c_pic.o): New target.
11660 (tls_test_shared.so): Link in tls_test_c_pic.o.
11661 (tls_test_c_pic_ie.o): New target.
11662 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11663 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11664 (tls_test_c.o): New target.
11665 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11666 (tls_pic_test_LDADD): Likewise.
11667 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11668 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11669 (tls_test_c_gnu2.o): New target.
11670 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11672 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11673 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11674 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11675 * testsuite/tls_test.cc: Include "config.h".
11676 (t_last): Call t11_last.
11677 * testsuite/tls_test.h (t11, t11_last): Declare.
11678 * testsuite/tls_test_c.c: New file.
11679 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11680 * configure.ac: Check for OpenMP support.
11681 * configure, config.in, Makefile.in: Rebuild.
11682 * testsuite/Makefile.in: Rebuild.
11684 2008-04-16 Cary Coutant <ccoutant@google.com>
11686 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11687 (Target_i386::tls_base_symbol_defined_): New field.
11688 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11689 (Target_i386::Scan::global): Likewise.
11690 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11691 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11692 (Target_x86_64::tls_base_symbol_defined_): New field.
11693 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11694 (Target_x86_64::Scan::global): Likewise.
11696 2008-04-16 Cary Coutant <ccoutant@google.com>
11698 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11699 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11700 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11701 building shared libraries.
11702 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11703 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11704 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11705 * testsuite/Makefile.in: Rebuild.
11706 * testsuite/weak_undef.h: New file.
11707 * testsuite/weak_undef_file1.cc: Add extra test cases.
11708 * testsuite/weak_undef_file2.cc: Likewise.
11709 * testsuite/weak_undef_test.cc: Likewise.
11711 2008-04-16 David S. Miller <davem@davemloft.net>
11713 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11714 Add issued_non_pic_error_ field. Declare check_non_pic.
11715 (Target_sparc::Scan::check_non_pic): New function.
11716 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11717 (Target_sparc::Scan::global): Likewise.
11719 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11720 * configure: Rebuild.
11722 * options.h (DEFINE_enable): New macro.
11723 (new_dtags): New enable option.
11724 (initfirst, interpose, loadfltr, nodefaultlib,
11725 nodelete, nodlopen, nodump): New -z options.
11726 * layout.cc (Layout:finish_dynamic_section): If new
11727 dtags enabled, emit DT_RUNPATH. Also, emit a
11728 DT_FLAGS_1 containing any specified -z flags.
11730 2008-04-16 Ian Lance Taylor <iant@google.com>
11732 * copy-relocs.cc: New file.
11733 * copy-relocs.h: New file.
11734 * reloc.cc: Remove Copy_relocs code.
11735 * reloc.h: Likewise.
11736 * reloc-types.h (struct Reloc_types) [both versions]: Add
11737 get_reloc_addend_noerror.
11738 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11739 variants of add_global which take an addend which must be zero.
11740 * i386.cc: Include "copy-relocs.h".
11741 (class Target_i386): Change type of copy_relocs_ to variable,
11742 update initializer.
11743 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11744 Change all callers.
11745 (Target_i386::do_finalize_sections): Change handling of
11747 * sparc.cc: Include "copy-relocs.h".
11748 (class Target_sparc): Change type of copy_relocs_ to variable,
11749 update initializer.
11750 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11751 Change all callers.
11752 (Target_sparc::do_finalize_sections): Change handling of
11754 * x86_64.cc: Include "copy-relocs.h".
11755 (class Target_x86_64): Change type of copy_relocs_ to variable,
11756 update initializer.
11757 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11758 class. Change all callers.
11759 (Target_x86_64::do_finalize_sections): Change handling of
11761 * Makefile.am (CCFILES): Add copy-relocs.cc.
11762 (HFILES): Add copy-relocs.h.
11764 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11766 * testsuite/script_test_4.sh: Permit leading zeroes.
11768 2008-04-15 Ian Lance Taylor <iant@google.com>
11770 * script-sections.cc (Script_sections::create_segments): Use
11771 header_size_adjustment even when there is enough room for the
11773 * testsuite/script_test_4.sh: New file.
11774 * testsuite/script_test_4.t: New file.
11775 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11776 (check_DATA): Add script_test_4.stdout.
11777 (MOSTLYCLEANFILES): Likewise.
11778 (script_test_4): New target.
11779 (script_test_4.stdout): New target.
11780 * testsuite/Makefile.in: Rebuild.
11782 * sparc.cc: Add definitions for Output_data_plt_sparc class
11785 2008-04-14 David S. Miller <davem@davemloft.net>
11787 * sparc.cc: New file.
11788 * Makefile.am (TARGETSOURCES): Add sparc.cc
11789 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11790 * configure.tgt: Document targ_extra_size and
11791 targ_extra_big_endian. Add entries for sparc-* and
11793 * configure.ac: Handle targ_extra_size and
11794 targ_extra_big_endian.
11795 * Makefile.in: Rebuild.
11796 * configure: Likewise.
11797 * po/POTFILES.in: Likewise.
11798 * po/gold.pot: Likewise.
11800 2008-04-14 Ian Lance Taylor <iant@google.com>
11802 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11803 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11804 in the name/type/flags to section mapping. Don't call
11805 allocate_output_section.
11806 (Layout::choose_output_section): Change parameter from adjust_name
11807 to is_input_section. Don't permit input sections after sections
11808 are attached to segments. Don't call allocate_output_section.
11809 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11810 not write_enable_output_section.
11811 (Layout::make_output_section): Don't push to
11812 unattached_section_list_ nor call attach_to_segment. Call
11813 attach_section_to_segment if sections are attached.
11814 (Layout::attach_sections_to_segments): New function.
11815 (Layout::attach_section_to_segment): New function.
11816 (Layout::attach_allocated_section_to_segment): Rename from
11817 attach_to_segment. Remove flags parameter.
11818 (Layout::allocate_output_section): Remove function.
11819 (Layout::write_enable_output_section): Remove function.
11820 * layout.h (class Layout): Update for above changes. Add new
11821 field sections_are_attached_.
11822 * output.h (Output_section::update_flags_for_input_section): New
11824 * output.cc (Output_section::add_input_section): Call
11825 update_flags_for_input_section.
11826 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11828 2008-04-11 Cary Coutant <ccoutant@google.com>
11830 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11831 thought unnecessary.
11832 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11834 2008-04-11 Ian Lance Taylor <iant@google.com>
11836 * output.h (class Output_section_data): Remove inline definition
11838 * output.cc (Output_section_data::set_addralign): New function.
11840 2008-04-11 Cary Coutant <ccoutant@google.com>
11842 Add support for TLS descriptors for i386 and x86_64.
11843 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11844 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11845 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11847 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11848 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11849 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11851 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11852 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11853 Fix problem with initial-exec relocations.
11854 (Target_i386::Relocate::relocate_tls): Likewise.
11855 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11857 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11858 support for section-plus-offset dynamic table entries.
11859 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11860 (Output_data_dynamic::Dynamic_entry): Add support for
11861 section-plus-offset dynamic table entries.
11862 (Output_data_dynamic::Classification): Likewise.
11863 (Output_data_dynamic::classification_): Renamed offset_.
11864 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11865 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11866 (Target_x86_64::make_plt_section): New function.
11867 (Target_x86_64::reserve_tlsdesc_entries): New function.
11868 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11869 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11870 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11871 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11872 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11873 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11874 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11875 add extra PLT entry for TLS descriptors.
11876 (Output_data_plt_x86_64::got_): New field.
11877 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11878 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11880 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11882 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11883 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11884 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11885 R_386_TLS_DESC_CALL relocations.
11886 (Target_x86_64::Scan::global): Likewise.
11887 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11888 for TLS descriptors.
11889 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11890 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11891 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11892 GD-to-IE relaxation.
11893 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11894 and TLS_DESCRIPTORS.
11895 * Makefile.in: Rebuild.
11896 * configure: Rebuild.
11897 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11898 (tls_test_shared2.so): New target.
11899 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11900 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11901 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11902 (tls_shared_gd_to_ie_test_LDADD): New variable.
11903 (tls_shared_gnu2_gd_to_ie_test): New target.
11904 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11906 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11907 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11908 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11909 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11910 (tls_shared_gnu2_test): New target.
11911 (tls_test_gnu2_shared.so): New target.
11912 (tls_shared_gnu2_test_SOURCES): New variable.
11913 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11914 (tls_shared_gnu2_test_LDFLAGS): New variable.
11915 (tls_shared_gnu2_test_LDADD): New variable.
11916 * testsuite/Makefile.in: Rebuild.
11917 * testsuite/Makefile.
11919 2008-04-11 Ian Lance Taylor <iant@google.com>
11921 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11923 * testsuite/Makefile.in: Rebuild.
11925 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11927 * testsuite/script_test_2.cc (main): Adjust test.
11929 2008-04-11 David S. Miller <davem@davemloft.net>
11930 Ian Lance Taylor <iant@google.com>
11932 * options.h (General_options): Add entries for '-Y' and
11934 * options.cc (General_options:finalize): If -Y was used, add those
11935 entries to the library path instead of the default "/lib" and
11938 2008-04-11 David S. Miller <davem@davemloft.net>
11940 * testsuite/justsyms.t: Start at 0x100.
11941 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
11942 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11944 * testsuite/script_test_2.cc: Adjust string and section length
11947 2008-04-09 Ian Lance Taylor <iant@google.com>
11950 * script-sections.cc (Sections_element::allocate_to_segment): Add
11952 (Output_section_definition::allocate_to_segment): Likewise.
11953 (Orphan_output_section::allocate_to_segment): Likewise.
11954 (Script_sections::attach_sections_using_phdrs_clause): Don't
11955 propagate non-PT_LOAD segments to orphan sections.
11956 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11957 readelf rather than objdump.
11958 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11959 .interp section and PT_INTERP segment are the same size.
11960 * testsuite/Makefile.in: Rebuild.
11962 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11963 aliases for symbols defined in the same object.
11964 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11965 (weak_alias_test_SOURCES): New variable.
11966 (weak_alias_test_DEPENDENCIES): New variable.
11967 (weak_alias_test_LDFLAGS): New variable.
11968 (weak_alias_test_LDADD): New variable.
11969 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11970 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11971 (weak_alias_test_3.o): New target.
11972 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11973 * testsuite/weak_alias_test_main.cc: New file.
11974 * testsuite/weak_alias_test_1.cc: New file.
11975 * testsuite/weak_alias_test_2.cc: New file.
11976 * testsuite/weak_alias_test_3.cc: New file.
11978 2008-04-08 Ian Lance Taylor <iant@google.com>
11980 * options.h (class General_options): Add --noinhibit-exec option.
11981 * main.cc (main): Check --noinhibit-exec.
11983 * options.h (class General_options): Define --wrap as a special
11984 option. Add wrap_symbols_ field.
11985 (General_options::any_wrap_symbols): New function.
11986 (General_options::is_wrap_symbol): New function.
11987 * options.cc (General_options::parse_wrap): New function.
11988 (General_options::General_options): Initialize wrap_symbols_.
11989 * symtab.cc (Symbol_table::wrap_symbol): New function.
11990 (Symbol_table::add_from_object): Handle --wrap.
11991 * symtab.h (class Symbol_table): Declare wrap_symbol.
11992 * target.h (Target::wrap_char): New function.
11993 (Target::Target_info): Add wrap_char field.
11994 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11995 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11996 * testsuite/testfile.cc (Target_test::test_target_info):
11999 * errors.cc (Errors::undefined_symbol): Mention symbol version if
12002 * layout.h (class Layout): Add added_eh_frame_data_ field.
12003 * layout.cc (Layout::Layout): Initialize new field.
12004 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
12005 output section until we find a section we merged successfully.
12006 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
12007 that the size be non-zero.
12009 * merge.cc (Object_merge_map::get_output_offset): Remove inline
12012 2008-04-08 Craig Silverstein <csilvers@google.com>
12014 * configure.ac: Export new conditional variable HAVE_ZLIB.
12015 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
12017 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
12018 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12020 2008-04-07 Ian Lance Taylor <iant@google.com>
12022 * version.cc (version_string): Set to "1.5".
12024 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
12025 Add issued_non_pic_error_ field. Declare check_non_pic.
12026 (Target_x86_64::Scan::check_non_pic): New function.
12027 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
12028 (Target_x86_64::Scan::global): Likewise.
12030 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
12031 addend parameter. Change caller. Handle merge sections.
12032 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
12033 Address to Addend. Don't add in the result of
12034 local_section_offset, pass down the addend and use the returned
12036 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
12037 Update declarations of local_section_offset and symbol_value.
12038 * testsuite/two_file_test_1.cc (t18): New function.
12039 * testsuite/two_file_test_2.cc (f18): New function.
12040 * testsuite/two_file_test_main.cc (main): Call t18.
12041 * testsuite/two_file_test.h (t18, f18): Declare.
12043 * configure.ac: Don't test for objdump, c++filt, or readelf.
12044 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
12046 (TEST_READELF): New variable.
12047 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
12048 (check_PROGRAMS): Add two_file_strip_test.
12049 (two_file_strip_test): New target.
12050 (check_PROGRAMS): Add two_file_same_shared_strip_test.
12051 (two_file_same_shared_strip_test_SOURCES): New variable.
12052 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
12053 (two_file_same_shared_strip_test_LDFLAGS): New variable.
12054 (two_file_same_shared_strip_test_LDADD): New variable.
12055 (two_file_shared_strip.so): New target.
12056 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
12057 (ver_test_5.syms, ver_test_7.syms): Likewise.
12058 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
12059 (strip_test_3.stdout): Use TEST_OBJDUMP.
12060 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12062 2008-04-04 Cary Coutant <ccoutant@google.com>
12064 * symtab.h (Symbol::is_weak_undefined): New function.
12065 (Symbol::is_strong_undefined): New function.
12066 (Symbol::is_absolute): New function.
12067 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
12068 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
12070 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
12071 (weak_undef_test): New target.
12072 * testsuite/Makefile.in: Rebuild.
12073 * testsuite/weak_undef_file1.cc: New file.
12074 * testsuite/weak_undef_file2.cc: New file.
12075 * testsuite/weak_undef_test.cc: New file.
12077 2008-04-03 Craig Silverstein <csilvers@google.com>
12079 * compressed_output.h (class Output_compressed_section): Use
12081 * compressed_output.cc (zlib_compress): Use unsigned buffers,
12083 (zlib_compressed_suffix): Removed.
12084 (Output_compressed_section::set_final_data_size): Use unsigned
12086 * testsuite/Makefile.am (flagstest_compress_debug_sections):
12087 Fix linker invocation.
12088 (flagstest_o_specialfile_and_compress_debug_sections):
12090 * testsuite/Makefile.in: Regenerated.
12092 2008-04-02 David S. Miller <davem@davemloft.net>
12094 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
12095 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
12097 2008-04-02 Craig Silverstein <csilvers@google.com>
12101 2008-04-02 Ian Lance Taylor <iant@google.com>
12103 * fileread.cc (File_read::find_view): Add byteshift and vshifted
12104 parameters. Update for new key type to views_. Change all
12106 (File_read::read): Adjust for byteshift in returned view.
12107 (File_read::add_view): New function, broken out of
12108 find_and_make_view.
12109 (File_read::make_view): New function, broken out of
12110 find_and_make_view.
12111 (File_read::find_or_make_view): Add offset and aligned
12112 parameters. Rewrite accordingly. Change all callers.
12113 (File_read::get_view): Add offset and aligned parameters. Adjust
12114 for byteshift in return value.
12115 (File_read::get_lasting_view): Likewise.
12116 * fileread.h (class File_read): Update declarations.
12117 (class File_read::View): Add byteshift_ field. Add byteshift to
12118 constructor. Add byteshift method.
12119 * archive.h (Archive::clear_uncached_views): New function.
12120 (Archive::get_view): Add aligned parameter. Change all callers.
12121 * object.h (Object::get_view): Add aligned parameter. Change all
12123 (Object::get_lasting_view): Likewise.
12125 * fileread.cc (File_read::release): Don't call clear_views if
12126 there are multiple objects.
12127 * fileread.h (File_read::clear_uncached_views): New function.
12128 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
12131 2008-03-31 Cary Coutant <ccoutant@google.com>
12133 Add thin archive support.
12134 * archive.cc (Archive::armagt): New const.
12135 (Archive::setup): Remove task parameter and calls to unlock.
12136 (Archive::unlock_nested_archives): New function.
12137 (Archive::read_header): Add nested_off parameter. Change
12139 (Archive::interpret_header): Likewise.
12140 (Archive::include_all_members): Change to handle thin
12142 (Archive::include_member): Likewise.
12143 * archive.h (Archive::Archive): Add new parameters and
12145 (Archive::armagt): New const.
12146 (Archive::setup): Remove task parameter.
12147 (Archive::unlock_nested_archives): New function.
12148 (Archive::read_header): Add nested_off parameter.
12149 (Archive::interpret_header): Likewise.
12150 (Archive::Nested_archive_table): New typedef.
12151 (Archive::is_thin_archive_): New field.
12152 (Archive::nested_archives_): New field.
12153 (Archive::options_): New field.
12154 (Archive::dirpath_): New field.
12155 (Archive::task_): New field.
12156 * readsyms.cc (Read_symbols::do_read_symbols): Add check
12157 for thin archives. Pass additional parameters to
12158 Archive::Archive. Unlock the archive file after calling
12161 2008-03-29 Ian Lance Taylor <iant@google.com>
12163 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
12164 version symbol to be local.
12165 * testsuite/ver_test_4.sh: New file.
12166 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
12167 (check_DATA): Add ver_test_4.syms.
12168 (ver_test_4.syms): New target.
12169 * testsuite/Makefile.in: Rebuild.
12172 (Output_section::Input_section_sort_entry::has_priority): New
12174 (Output_section::Input_section_sort_entry::match_file_name): New
12176 (Output_section::Input_section_sort_entry::match_section_name):
12178 (Output_section::Input_section_sort_entry::match_section_name_prefix):
12180 (Output_section::Input_section_sort_entry::match_section_file):
12182 (Output_section::Input_section_sort_compare::operator()): Rewrite
12183 using new Input_section_sort_entry functions. Sort crtbegin and
12184 crtend first. Sort sections with no priority before sections with
12186 * testsuite/initpri1.c (d3): Check j != 4.
12187 (cd5): New constructor/destructor function.
12188 (main): Check j != 2.
12190 * symtab.cc (Symbol_table::add_from_object): If we don't use the
12191 new symbol when resolving, don't call set_is_default.
12192 * testsuite/ver_test_7.cc: New file.
12193 * testsuite/ver_test_7.sh: New file.
12194 * testsuite/Makefile.am (ver_test_7.so): New target.
12195 (ver_test_7.o): New target.
12196 (check_SCRIPTS): Add ver_test_7.sh.
12197 (check_DATA): Add ver_test_7.syms.
12198 (ver_test_7.syms): New target.
12200 2008-03-28 Ian Lance Taylor <iant@google.com>
12202 * layout.cc (Layout::layout): If we see an input section with a
12203 name that needs sorting, set the must_sort flag for the output
12205 (Layout::make_output_section): If the name of the output section
12206 indicates that it might require sorting, set the may_sort flag.
12207 * output.h (Output_section::may_sort_attached_input_sections): New
12209 (Output_section::set_may_sort_attached_input_sections): New
12211 (Output_section::must_sort_attached_input_sections): New
12213 (Output_section::set_must_sort_attached_input_sections): New
12215 (class Output_section): Declare Input_section_sort_entry. Define
12216 Input_section_sort_compare. Declare
12217 sort_attached_input_sections. Add new fields:
12218 may_sort_attached_input_sections_,
12219 must_sort_attached_input_sections_,
12220 attached_input_sections_are_sorted_.
12221 * output.cc (Output_section::Output_section): Initialize new
12223 (Output_section::add_input_section): Add an entry to
12224 input_sections_ if may_sort or must_sort are true.
12225 (Output_section::set_final_data_size): Call
12226 sort_attached_input_sections if necessary.
12227 (Output_section::Input_section_sort_entry): Define new class.
12228 (Output_section::Input_section_sort_compare::operator()): New
12230 (Output_section::sort_attached_input_sections): New function.
12231 * configure.ac: Check whether the compiler supports constructor
12232 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
12233 * testsuite/initpri1.c: New file.
12234 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
12235 CONSTRUCTOR_PRIORITY.
12236 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
12237 (initpri1_LDFLAGS): New variable.
12238 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12240 2008-03-27 Ian Lance Taylor <iant@google.com>
12242 * common.cc (Sort_commons::operator): Correct sorting algorithm.
12243 * testsuite/common_test_1.c: New file.
12244 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
12245 (common_test_1_SOURCES): New variable.
12246 (common_test_1_DEPENDENCIES): New variable.
12247 (common_test_1_LDFLAGS): New variable.
12249 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
12250 and commons_ correctly when NAME/VERSION does not override
12252 * testsuite/ver_test_6.c: New file.
12253 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
12254 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12255 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12257 2008-03-26 Ian Lance Taylor <iant@google.com>
12259 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12260 of an undefined symbol from a version script.
12261 * testsuite/Makefile.am (ver_test_5.so): New target.
12262 (ver_test_5.o): New target.
12263 (check_SCRIPTS): Add ver_test_5.sh.
12264 (check_DATA): Add ver_test_5.syms.
12265 (ver_test_5.syms): New target.
12266 * testsuite/ver_test_5.cc: New file.
12267 * testsuite/ver_test_5.script: New file.
12268 * testsuite/ver_test_5.sh: New file.
12269 * Makefile.in, testsuite/Makefile.in: Rebuild.
12272 Fix problems building gold with gcc 4.3.0.
12273 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12274 (gold_error_at_location, gold_warning_at_location): Use it.
12275 * configure.ac: Check whether we can compile and use a template
12276 function with a printf attribute.
12277 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12278 when jumping over bytes.
12279 * object.cc: Instantiate Object::read_section_data.
12280 * debug.h: Include <cstring>
12281 * dwarf_reader.cc: Include <algorithm>
12282 * main.cc: Include <cstring>.
12283 * options.cc: Include <cstring>.
12284 * output.cc: Include <cstring>.
12285 * script.cc: Include <cstring>.
12286 * script.h: Include <string>.
12287 * symtab.cc: Include <cstring> and <algorithm>.
12288 * target-select.cc: Include <cstring>.
12289 * version.cc: Include <string>.
12290 * testsuite/testmain.cc: Include <cstdlib>.
12291 * configure, config.in: Rebuild.
12293 2008-03-25 Ian Lance Taylor <iant@google.com>
12295 * options.cc: Include "../bfd/bfdver.h".
12296 (options::help): Print bug reporting address.
12298 * version.cc (print_version): Adjust output for current value of
12299 BFD_VERSION_STRING.
12303 * options.cc (options::help): Print list of supported targets.
12304 * target-select.h: Include <vector>.
12305 (class Target_selector): Make machine_, size_, and is_big_endian_
12306 fields const. Add bfd_name_ and instantiated_target_ fields.
12307 (Target_selector::Target_selector): Add bfd_name parameter.
12308 (Target_selector::recognize): Make non-virtual, call
12310 (Target_selector::recognize_by_name): Make non-virtual, call
12311 do_recognize_by_name.
12312 (Target_selector::supported_names): New function.
12313 (Target_selector::bfd_name): New function.
12314 (Target_selector::do_instantiate_target): New pure virtual
12316 (Target_selector::do_recognize): New virtual function.
12317 (Target_selector::do_recognize_by_name): New virtual function.
12318 (Target_selector::instantiate_target): New private function.
12319 (supported_target_names): Declare.
12320 * target-select.cc (Target_selector::Target_selector): Update for
12321 new parameter and fields.
12322 (select_target_by_name): Check that the name matches before
12323 calling recognize_by_name.
12324 (supported_target_names): New function.
12325 * i386.cc (class Target_selector_i386): Update Target_selector
12326 constructor call. Remove recognize and recognize_by_name. Add
12327 do_instantiate_target.
12328 * x86_64.cc (class Target_selector_x86_64): Likewise.
12329 * testsuite/testfile.cc (class Target_selector_test): Update for
12330 changes to Target_selector.
12332 * README: Rewrite, with some notes on unsupported features.
12334 2008-03-24 Cary Coutant <ccoutant@google.com>
12336 * i386.cc (Target_i386::Got_type): New enum declaration.
12337 (Target_i386::Scan::local): Updated callers of Output_data_got
12339 (Target_i386::Scan::global): Likewise.
12340 (Target_i386::Relocate::relocate): Likewise.
12341 (Target_i386::Relocate::relocate_tls): Likewise.
12342 * object.h (Got_offset_list): New class.
12343 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12344 (Sized_relobj::local_got_offset): Likewise.
12345 (Sized_relobj::set_local_got_offset): Likewise.
12346 (Sized_relobj::local_has_tls_got_offset): Removed.
12347 (Sized_relobj::local_tls_got_offset): Removed.
12348 (Sized_relobj::set_local_tls_got_offset): Removed.
12349 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12350 * output.cc (Output_data_got::add_global): Added got_type parameter.
12351 (Output_data_got::add_global_with_rel): Likewise.
12352 (Output_data_got::add_global_with_rela): Likewise.
12353 (Output_data_got::add_global_pair_with_rel): New function.
12354 (Output_data_got::add_global_pair_with_rela): New function.
12355 (Output_data_got::add_local): Added got_type parameter.
12356 (Output_data_got::add_local_with_rel): Likewise.
12357 (Output_data_got::add_local_with_rela): Likewise.
12358 (Output_data_got::add_local_pair_with_rel): New function.
12359 (Output_data_got::add_local_pair_with_rela): New function.
12360 (Output_data_got::add_global_tls): Removed.
12361 (Output_data_got::add_global_tls_with_rel): Removed.
12362 (Output_data_got::add_global_tls_with_rela): Removed.
12363 (Output_data_got::add_local_tls): Removed.
12364 (Output_data_got::add_local_tls_with_rel): Removed.
12365 (Output_data_got::add_local_tls_with_rela): Removed.
12366 * output.h (Output_data_got::add_global): Added got_type parameter.
12367 (Output_data_got::add_global_with_rel): Likewise.
12368 (Output_data_got::add_global_with_rela): Likewise.
12369 (Output_data_got::add_global_pair_with_rel): New function.
12370 (Output_data_got::add_global_pair_with_rela): New function.
12371 (Output_data_got::add_local): Added got_type parameter.
12372 (Output_data_got::add_local_with_rel): Likewise.
12373 (Output_data_got::add_local_with_rela): Likewise.
12374 (Output_data_got::add_local_pair_with_rel): New function.
12375 (Output_data_got::add_local_pair_with_rela): New function.
12376 (Output_data_got::add_global_tls): Removed.
12377 (Output_data_got::add_global_tls_with_rel): Removed.
12378 (Output_data_got::add_global_tls_with_rela): Removed.
12379 (Output_data_got::add_local_tls): Removed.
12380 (Output_data_got::add_local_tls_with_rel): Removed.
12381 (Output_data_got::add_local_tls_with_rela): Removed.
12382 * resolve.cc (Symbol::override_base_with_special): Removed
12383 reference to has_got_offset_ field.
12384 * symtab.cc (Symbol::init_fields): Replaced initialization
12385 of got_offset_ with got_offsets_. Removed initialization
12387 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
12388 (Symbol::got_offset): Likewise.
12389 (Symbol::set_got_offset): Likewise.
12390 (Symbol::has_tls_got_offset): Removed.
12391 (Symbol::tls_got_offset): Removed.
12392 (Symbol::set_tls_got_offset): Removed.
12393 (Symbol::got_offset_): Removed.
12394 (Symbol::tls_mod_got_offset_): Removed.
12395 (Symbol::tls_pair_got_offset_): Removed.
12396 (Symbol::got_offsets_): New field.
12397 (Symbol::has_got_offset): Removed.
12398 (Symbol::has_tls_mod_got_offset): Removed.
12399 (Symbol::has_tls_pair_got_offset): Removed.
12400 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12401 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12403 (Target_x86_64::Scan::global): Likewise.
12404 (Target_x86_64::Relocate::relocate): Likewise.
12405 (Target_x86_64::Relocate::relocate_tls): Likewise.
12407 2008-03-25 Ben Elliston <bje@au.ibm.com>
12409 * yyscript.y: Fix spelling error in comment.
12411 2008-03-24 Ian Lance Taylor <iant@google.com>
12413 * options.h (class General_options): Define build_id option.
12414 * layout.h (class Layout): Declare write_build_id, create_note,
12415 create_build_id. Add build_id_note_ member.
12416 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12417 "libiberty.h", "md5.h", "sha1.h".
12418 (Layout::Layout): Initialize eh_frame_data_,
12419 eh_frame_hdr_section_, and build_id_note_.
12420 (Layout::finalize): Call create_build_id.
12421 (Layout::create_note): New function, broken out of
12422 Layout::create_gold_note.
12423 (Layout::create_gold_note): Call create_note.
12424 (Layout::create_build_id): New function.
12425 (Layout::write_build_id): New function.
12426 (Close_task_runner::run): Call write_build_id.
12428 * x86_64.cc: Correct license to GPLv3.
12430 2008-03-23 Ian Lance Taylor <iant@google.com>
12432 * options.cc: Include "demangle.h".
12433 (parse_optional_string): New function.
12434 (parse_long_option): Handle takes_optional_argument.
12435 (parse_short_option): Update dash_z initializer. Handle
12436 takes_optional_argument.
12437 (General_options::General_options): Initialize do_demangle_.
12438 (General_options::finalize): Set do_demangle_. Handle demangling
12440 * options.h (parse_optional_string): Declare.
12441 (struct One_option): Add optional_arg field. Update constructor.
12442 Update call constructor calls. Add takes_optional_argument
12444 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12445 (DEFINE_optional_string): Define.
12446 (General_options::demangle): Change from DEFINE_bool to
12447 DEFINE_optional_string.
12448 (General_options::no_demangle): New function.
12449 (General_options::do_demangle): New function.
12450 (General_options::set_do_demangle): New function.
12451 (General_options::execstack_status_): Move definition to end of
12453 (General_options::static_): Likewise.
12454 (General_options::do_demangle_): New field.
12455 * object.cc (big_endian>::get_symbol_location_info): Call
12456 Options::do_demangle, not Options::demangle.
12457 * symtab.cc (demangle): Likewise.
12459 2008-03-22 Ian Lance Taylor <iant@google.com>
12461 * gold.h: Include <cstddef> and <sys/types.h>
12462 * options.h: Include <cstring>.
12464 2008-03-21 Ian Lance Taylor <iant@google.com>
12466 * Added source code to GNU binutils.