gold/ChangeLog

   1 2013-01-07  H.J. Lu  <hongjiu.lu@intel.com>
   2             Ian Lance Taylor  <iant@google.com>
   3
   4         PR gold/14897
   5         * configure.ac (--enable-ld): Removed.
   6         (install_as_default): Set to yes only for --enable-gold=default
   7         or --disable-ld.
   8         * configure: Regenerated.
   9
  10 2013-01-07  H.J. Lu  <hongjiu.lu@intel.com>
  11
  12         * options.h (General_options): Add -fuse-ld= for GCC linker
  13         option compatibility.
  14
  15 2013-01-04  Cary Coutant  <ccoutant@google.com>
  16
  17         * configure.ac: Fix typo restoring CXXFLAGS.
  18         * configure: Regenerate.
  19
  20 2013-01-04  Cary Coutant  <ccoutant@google.com>
  21
  22         * testsuite/Makefile.am (CXXLINK_S): New macro.
  23         (debug_msg_so.err, debug_msg_ndebug.err): Use CXXLINK_S.
  24         * testsuite/Makefile.in: Regenerate.
  25
  26 2013-01-02  H.J. Lu  <hongjiu.lu@intel.com>
  27
  28         * version.cc (print_version): Update copyright year to 2013.
  29
  30 2012-12-20  Ian Lance Taylor  <iant@google.com>
  31
  32         * layout.cc (Layout::special_ordering_of_input_section): New
  33         function.
  34         (Layout::layout): If input section requires special ordering, must
  35         sort input sections.
  36         (Layout::make_output_section): May sort .text input sections.
  37         (Layout::is_section_name_prefix_grouped): Remove.
  38         * layout.h (class Layout): Declare
  39         special_ordering_of_input_section.  Don't declare
  40         is_section_name_prefix_grouped.
  41         * output.cc (Output_section::add_input_section): Revert last
  42         change.
  43         (Output_section::Input_section_sort::match_file_name): Don't crash
  44         if called on output section data.
  45         (Output_section::Input_section_sort_compare): Sort based on
  46         special ordering.
  47         (Output_section::Input_section_sort_section_order_index_compare):
  48         Revert last patch.
  49         (Output_section::sort_attached_input_sections): Likewise.
  50
  51 2012-12-18  Sriraman Tallam  <tmsriram@google.com>
  52
  53         * layout.cc (Layout::is_section_name_prefix_grouped): New function.
  54         * layout.h (Layout::is_section_name_prefix_grouped): New function.
  55         * output.cc (Output_section::add_input_section): Check if section
  56         name contains special prefix.  Keep input sections to sort such
  57         sections.
  58         (Output_section::Input_section_sort_section_order_index_compare
  59          ::operator()): Group sections according to prefixes.
  60         (Output_section::sort_attached_input_sections): Add condition to
  61         Input_section_entry constructor call.
  62         * testsuite/Makefile.am (text_section_grouping): New test.
  63         * testsuite/Makefile.in: Regenerate.
  64         * testsuite/text_section_grouping.cc: New file.
  65         * testsuite/text_section_grouping.sh: New file.
  66
  67 2012-12-17  Nick Clifton  <nickc@redhat.com>
  68
  69         * Makefile.am: Add copyright notice.
  70         * NEWS: Likewise.
  71         * README: Likewise.
  72         * configure.ac: Likewise.
  73         * ftruncate.c: Likewise.
  74         * Makefile.in: Regenerate.
  75
  76 2012-12-14  Cary Coutant  <ccoutant@google.com>
  77
  78         * testsuite/Makefile.am (exception_separate_shared_12_test): Add
  79         --no-as-needed flag.
  80         (exception_separate_shared_12_test): Likewise.
  81         (incremental_copy_test): Likewise.
  82         * testsuite/Makefile.in: Regenerate.
  83
  84 2012-12-14  Cary Coutant  <ccoutant@google.com>
  85
  86         * dwp.cc (Dwp_output_file::add_cu_set): Check for duplicate CUs.
  87         (Dwp_output_file::Dwp_index::enter_set): Add assert.
  88
  89 2012-12-12  Alan Modra  <amodra@gmail.com>
  90
  91         * powerpc.cc (class Track_tls): New.
  92         (class Relocate, class Scan): Inherit Track_tls.
  93         (Target_powerpc::Scan::local, global): Track tls optimization
  94         and avoid creating plt entry for __tls_get_addr if all uses
  95         are optimized away.
  96         (Target_powerpc::Relocate::relocate): Update to use Track_tls.
  97
  98 2012-12-12  Alan Modra  <amodra@gmail.com>
  99
 100         * options.h (General_options): Add --toc-sort/--no-toc-sort.
 101         Replace no_toc_optimize with toc_optimize.
 102         * output.h (Output_section::input_sections): Provide non-const variant.
 103         * powerpc.cc (Powerpc_relobj::has_small_toc_reloc_,
 104         set_has_small_toc_reloc, has_small_toc_reloc): New variable and
 105         accessors.
 106         (Target_powerpc::Scan::local, global): Call set_has_small_toc_reloc.
 107         (class Sort_toc_sections): New.
 108         (Target_powerpc::do_finalize_sections): Sort toc sections.
 109         (Target_powerpc::Relocate::relocate): Update toc_optimize test.
 110
 111 2012-12-10  Roland McGrath  <mcgrathr@google.com>
 112
 113         * testsuite/binary_unittest.cc (read_all): New function.
 114         (Sized_binary_test): Use it instead of ::read.
 115         * fileread.cc (do_read): Don't assume pread always reads the whole
 116         amount in a single call.
 117
 118 2012-12-10  Alan Modra  <amodra@gmail.com>
 119
 120         * powerpc.cc (Target_selector_powerpc::Target_selector_powerpc):
 121         Set EM_PPC64 or EM_PPC here.
 122         (Target_selector_powerpc::do_recognize): Delete.
 123
 124 2012-12-10  Alan Modra  <amodra@gmail.com>
 125
 126         * powerpc.cc (Powerpc_relobj::Powerpc_relobj): Init has14_ and
 127         stub_table_.
 128         (Target_powerpc::Branch_info::make_stub): Don't omit addend.
 129
 130 2012-12-07  Roland McGrath  <mcgrathr@google.com>
 131
 132         * testsuite/binary_unittest.cc (Sized_binary_test):
 133         Use open_descriptor rather than ::open.
 134
 135 2012-12-07  Alan Modra  <amodra@gmail.com>
 136
 137         * powerpc.cc (Stub_table::do_write): Delete redundant Address
 138         typedef and invalid_address constant.
 139         (Output_data_glink, Stub_table, Target_powerpc): Explicitly
 140         instantiate constants.
 141
 142 2012-12-06  Roland McGrath  <mcgrathr@google.com>
 143
 144         * configure.ac (HAVE_ZLIB): Use AM_ZLIB instead of AC_SEARCH_LIBS.
 145         Use $ac_cv_header_zlib_h = yes as the condition in AM_CONDITIONAL.
 146         * aclocal.m4: Regenerate.
 147         * configure: Regenerate.
 148         * Makefile.in: Regenerate.
 149         * testsuite/Makefile.in: Regenerate.
 150
 151 2012-12-07  Alan Modra  <amodra@gmail.com>
 152
 153         * options.h (General_options): Add no_toc_optimize.
 154         * powerpc.cc (ok_lo_toc_insn): New function.
 155         (Target_powerpc::Relocate::relocate): Optimize toc access sequences.
 156
 157 2012-12-06  Alan Modra  <amodra@gmail.com>
 158
 159         * options.h (General_options): Add plt_align, plt_static_chain,
 160         plt_thread_safe.  Update stub_group_size help text.
 161         * powerpc.cc (Target_powerpc::plt_thread_safe): New access function
 162         for new plt_thread_safe_ var.
 163         (use_plt_offset): Correct comments.
 164         (Target_powerpc::do_relax): Look for thread creation symbols to
 165         determine default plt_thread_safe value.  Clear plt call stubs
 166         as well as branch stubs each iteration.
 167         (add_2_2_11, add_12_12_11, bnectr_p4, cmpldi_2_0, xor_11_11_11): New
 168         insn constants.
 169         (l, hi, ha, write_insn): Move earlier.
 170         (Stub_table): Delete prev_size, add last_plt_size and last_branch_size.
 171         (Stub_table::clear_stubs): Rename from clear_long_branch_stubs, clear
 172         plt stubs too.
 173         (Stub_table::update_size): Adjust.
 174         (Stub_table::prev_size, set_prev_size): Delete.
 175         (Stub_table::stub_align): Let --plt-align affect result.
 176         (Stub_table::plt_call_size): Calculate sizes for various stubs.
 177         (Stub_table::branch_stub_size): Use last_plt_size in address calc.
 178         (Stub_table::add_plt_call_stub): Pass iterator to plt_call_size.
 179         (Stub_table::do_write): Support more stub variants.
 180
 181 2012-12-04  Alan Modra  <amodra@gmail.com>
 182
 183         * powerpc.cc (Powerpc_relobj::do_scan_relocs): Delete.
 184         (Target_powerpc::do_define_standard_symbols): New function.
 185
 186 2012-12-03  Alan Modra  <amodra@gmail.com>
 187
 188         * output.h: Formatting, whitespace.
 189
 190 2012-12-03  Alan Modra  <amodra@gmail.com>
 191
 192         * layout.h (Layout::get_executable_sections): Declare.
 193         * layout.cc (Layout::get_executable_sections): New function.
 194         * arm.cc (Target_arm::group_sections): Use it.
 195         (Arm_output_section::group_sections): Delete now redundant test.
 196         * output.cc (Output_reloc::Output_reloc): Add is_relative.
 197         param to handle relative relocs.
 198         * output.h (Output_reloc::Output_reloc <absolute reloc>): Likewise.
 199         (Output_data_reloc::add_absolute): Adjust.
 200         (Output_data_reloc::add_relative): New function.
 201         (Output_data::reset_data_size): New function.
 202         (Output_relaxed_input_section::set_relobj, set_shndx): New functions.
 203         (Output_section::set_addralign): New function.
 204         (Output_section::checkpoint_set_addralign): New function.
 205         (Output_section::clear_section_offsets_need_adjustment): New function.
 206         (Output_section::input_sections): Make public.
 207         * powerpc.cc (class Output_data_brlt_powerpc): New.
 208         (class Stub_table, class Stub_control): New.
 209         (Powerpc_relobj::has14_, set_has_14bit_branch, has_14bit_branch,
 210         stub_table_, set_stub_table, stub_table): New vectors and accessor
 211         functions.
 212         (Target_powerpc::do_may_relax, do_relax, push_branch,
 213         new_stub_table, stub_tables, brlt_section, group_sections,
 214         add_branch_lookup_table, find_branch_lookup_table,
 215         write_branch_lookup_table, make_brlt_section): New functions.
 216         (Target_powerpc::struct Sort_sections, class Branch_info): New.
 217         (Target_powerpc::brlt_section_, stub_tables_, branch_lookup_table_,
 218         branch_info_): New vars.
 219         (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Don't
 220         make call stubs here.
 221         (Output_data_glink): Remove all call stub handling from this class.
 222         (Target_powerpc::Scan::local, global): Save interesting branch
 223         relocs and relocs for ifunc.  Adjust calls to plt entry functions.
 224         (Target_powerpc::do_finalize_sections): Only make reg save/restore
 225         functions on final link.
 226         (Target_powerpc::Relocate::relocate): Adjust lookup of call stubs.
 227         Handle long branch destinations too.
 228         (Target_powerpc::do_dynsym_value, do_plt_address_for_global,
 229         do_plt_address_for_local): Adjust lookup of plt call stubs.
 230
 231 2012-11-30  Alan Modra  <amodra@gmail.com>
 232
 233         * powerpc.c (Target_powerpc::Scan::global): Don't emit relative
 234         relocs against protected symbols when building 32-bit shared libs.
 235
 236 2012-11-30  Alan Modra  <amodra@gmail.com>
 237
 238         * powerpc.cc (Target_powerpc::make_plt_section): Add symtab
 239         param.  Call got_section() to make .got.  Update all callers
 240         and their callers and so on.
 241
 242 2012-11-30  Alan Modra  <amodra@gmail.com>
 243
 244         * powerpc.cc (Powerpc_relobj::do_scan_relocs): Make STB_LOCAL
 245         _GLOBAL_OFFSET_TABLE_ rather than STB_WEAK.
 246         (Output_data_got_powerpc::make_header): Update _GLOBAL_OFFSET_TABLE_
 247         value if it already exists.
 248
 249 2012-11-19  H.J. Lu  <hongjiu.lu@intel.com>
 250
 251         PR gold/14858
 252         * x86_64.cc (Relocate::tls_ld_to_le): Support x32.
 253
 254 2012-11-14  Roland McGrath  <mcgrathr@google.com>
 255
 256         * arm.cc (Output_data_plt_arm_nacl::first_plt_entry): Use bic rather
 257         than bfc instruction for data sandboxing.
 258
 259 2012-11-08  Alan Modra  <amodra@gmail.com>
 260
 261         * po/POTFILES.in: Regenerate.
 262
 263 2012-11-05  Alan Modra  <amodra@gmail.com>
 264
 265         * configure.ac: Apply 2012-09-10 change to config.in here.
 266         * configure: Regenerate.
 267
 268 2012-11-05  Alan Modra  <amodra@gmail.com>
 269
 270         * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef.
 271         (struct Opd_ent): Use "Address" rather than "Offset".
 272         (Output_data_got_powerpc::got_base_offset): Return Valtype.
 273         (Target_powerpc::got_section): Make public.
 274         (Target_powerpc::scan_relocs): Move code setting symbols..
 275         (Powerpc_relobj::do_scan_relocs): ..to here, new function.
 276         Create _SDA_BASE_ only when referenced.
 277
 278 2012-11-02  Roland McGrath  <mcgrathr@google.com>
 279
 280         * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
 281         from last change.
 282
 283 2012-11-01  Roland McGrath  <mcgrathr@google.com>
 284
 285         * target.h (Sized_target::relocate_relocs): Use Elf_Off
 286         for offset_in_output_section parameter.
 287         (Sized_target::relocate_special_relocatable): Likewise.
 288         * arm.cc (Target_arm::relocate_relocs): Likewise.
 289         (Target_arm::relocate_special_relocatable): Likewise.
 290         * i386.cc (Target_i386::relocate_relocs): Likewise.
 291         * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
 292         * sparc.cc (Target_sparc::relocate_relocs): Likewise.
 293         * target-reloc.h (relocate_relocs): Likewise.
 294         * testsuite/testfile.cc (Target_test): Likewise.
 295         * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
 296         * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
 297
 298         * system.h: Move inclusion of <clocale> to after <libintl.h> in
 299         [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
 300
 301         * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
 302         parameter, which is unused in the [!F_SETFD] case.
 303
 304         * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
 305         SYMNDX to off_t before comparing it to this->data_size().
 306         * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
 307         * incremental.cc (Output_section_incremental_inputs::do_write):
 308         Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
 309
 310         * nacl.cc: Include "libiberty.h" for vasprintf declaration.
 311
 312 2012-10-30  Steve McIntyre  <steve.mcintyre@linaro.org>
 313
 314         * gold.cc (Target_arm::do_adjust_elf_header): Add the
 315         hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
 316         in EABI_VER5.
 317
 318 2012-10-29  Cary Coutant  <ccoutant@google.com>
 319
 320         * dwp.cc (usage): Add file and exit status parameters;
 321         add --help and --version options.
 322         (print_version): New function.
 323         (main): Add --help and --version options.
 324
 325 2012-10-25  H.J. Lu  <hongjiu.lu@intel.com>
 326
 327         * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
 328         final_layout_sequence.txt.
 329         * testsuite/Makefile.in: Regenerated.
 330
 331 2012-10-25  H.J. Lu  <hongjiu.lu@intel.com>
 332
 333         * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
 334         COMPILE generated by automake.
 335         (LINK1): Likewise.
 336         (CXXCOMPILE1): Likewise.
 337         (CXXLINK1): Likewise.
 338         (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
 339         (LINK): Likewise.
 340         (CXXCOMPILE): Likewise.
 341         (CXXLINK): Likewise.
 342         * testsuite/Makefile.in: Regenerated.
 343
 344 2012-10-25  H.J. Lu  <hongjiu.lu@intel.com>
 345
 346         * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
 347         on bad fwrite return.
 348
 349 2012-10-25  H.J. Lu  <hongjiu.lu@intel.com>
 350
 351         * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
 352         on val.
 353
 354 2012-10-23  Cary Coutant  <ccoutant@google.com>
 355
 356         * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
 357         * testsuite/Makefile.in: Regenerate.
 358         * testsuite/dwp_test.h: New source file.
 359         * testsuite/dwp_test_1.cc: New source file.
 360         * testsuite/dwp_test_1.s: New source file.
 361         * testsuite/dwp_test_1.sh: New source file.
 362         * testsuite/dwp_test_1b.cc: New source file.
 363         * testsuite/dwp_test_1b.s: New source file.
 364         * testsuite/dwp_test_2.cc: New source file.
 365         * testsuite/dwp_test_2.s: New source file.
 366         * testsuite/dwp_test_2.sh: New source file.
 367         * testsuite/dwp_test_main.cc: New source file.
 368         * testsuite/dwp_test_main.s: New source file.
 369
 370 2012-10-23  Cary Coutant  <ccoutant@google.com>
 371
 372         * dwp.h: New header file.
 373         * dwp.cc: New source file.
 374         * gold.h: Move shared declarations to system.h.
 375         * system.h: New header file.
 376         * Makefile.am: Add dwp.
 377         * Makefile.in: Regenerate.
 378
 379 2012-10-23  Cary Coutant  <ccoutant@google.com>
 380
 381         * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
 382         Dwarf_info_reader::read_from_pointer.
 383         (Dwarf_pubnames_table::read_header): Likewise.
 384         (Dwarf_pubnames_table::next_name): Likewise.
 385         (Dwarf_die::read_attributes): Likewise.
 386         (Dwarf_die::skip_attributes): Likewise.
 387         (Dwarf_info_reader::read_from_pointer): New function template.
 388         * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
 389         (Dwarf_pubnames_table): Likewise.
 390         (Dwarf_info_reader::read_from_pointer): New function template.
 391         * gdb-index.cc (Gdb_index_info_reader): Adjust call to
 392         Dwarf_pubnames_table ctor.
 393
 394 2012-10-23  Cary Coutant  <ccoutant@google.com>
 395
 396         * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
 397         abbrev_shndx.
 398         * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
 399         abbrev_shndx_.
 400         (Dwarf_info_reader::set_abbrev_shndx): New method.
 401         (Dwarf_info_reader::abbrev_shndx_): New data member.
 402
 403 2012-10-23  Cary Coutant  <ccoutant@google.com>
 404
 405         * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
 406         from object, not parameters.
 407         (Dwarf_info_reader::parse): Likewise.
 408         * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
 409         (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
 410         (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
 411         methods.
 412
 413 2012-10-23  Cary Coutant  <ccoutant@google.com>
 414
 415         * fileread.cc (Input_file::Input_file): New constructor.
 416         * fileread.h (class Input_file): Add new constructor.
 417
 418 2012-10-18  Alan Modra  <amodra@gmail.com>
 419
 420         PR gold/14727
 421         * object.cc (Relobj::is_section_name_included): Also match
 422         .sdata personality section.
 423
 424 2012-10-18  Alan Modra  <amodra@gmail.com>
 425
 426         * target-reloc.h (class Default_comdat_behavior): New, package up..
 427         (get_comdat_behaviour): ..this.
 428         (relocate_section): Add Relocate_comdat_behavior template arg,
 429         adjust code to suit.
 430         * arm.cc (Target_arm::relocate_section): Adjust to suit.
 431         (Target_arm::scan_reloc_section): Likewise.
 432         * i386.cc (Target_i386::relocate_section): Likewise.
 433         * sparc.cc (Target_sparc::relocate_section): Likewise.
 434         * tilegx.cc (Target_tilegx::relocate_section): Likewise.
 435         * x86_64.cc (Target_x86_64::relocate_section): Likewise.
 436         * powerpc.cc (class Relocate_comdat_behavior): New.
 437         (Target_powerpc::relocate_section): Don't zap opd relocs.  Supply
 438         gold::relocate_section with new template arg.
 439
 440 2012-10-18  Alan Modra  <amodra@gmail.com>
 441
 442         * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
 443         dynamic relocs for GOT_TPREL got entries, without symbol if
 444         resolving locally.
 445         (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
 446         (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
 447         (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
 448
 449 2012-10-17  Alan Modra  <amodra@gmail.com>
 450
 451         PR gold/14726
 452         * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
 453
 454 2012-10-16  Sriraman Tallam  <tmsriram@google.com>
 455
 456         * layout.cc (Layout::include_section): Keep sections marked
 457         SHF_EXCLUDE when doing relocatable links.
 458
 459 2012-10-16  Alan Modra  <amodra@gmail.com>
 460
 461         * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
 462         (Target_powerpc::do_finalize_sections): Call it.
 463         (Output_data_save_res): New class and supporting functions.
 464         (Target_powerpc::symval_for_branch): Only look up .opd entry for
 465         normal symbols defined in object files.
 466
 467 2012-10-12  Alan Modra  <amodra@gmail.com>
 468
 469         * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
 470         (struct Opd_ent): Make "discard" a bit field.  Add "gc_mark".
 471         (Target_powerpc::do_gc_mark_symbol): Delay marking function code
 472         section if scan_opd_relocs not yet called.
 473         (Target_powerpc::gc_process_relocs): Call process_gc_mark.
 474
 475 2012-10-12  Alan Modra  <amodra@gmail.com>
 476
 477         * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
 478         add_local_ifunc_entry): Revert last change.
 479         (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
 480
 481 2012-10-05  Alan Modra  <amodra@gmail.com>
 482
 483         * powerpc.cc (Target_powerpc::do_plt_address_for_local,
 484         do_plt_address_for_global): New functions.
 485         (Output_data_got_powerpc::do_write): Don't segfault when linking
 486         statically.
 487         (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
 488         add_local_ifunc_entry): Return true on adding entry..
 489         (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
 490         glink->add_entry call.  Remove unused symtab param.  Adjust calls.
 491         (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
 492         (Target_powerpc::make_iplt_section): Remove symtab param.  Don't
 493         set up symbols here.
 494         (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
 495         syms here.  Do so even when no .iplt.  Don't segfault when linking
 496         statically.
 497         (Output_data_glink::add_entry, find_entry): Rearrange params.  Add
 498         new variants without reloc param.
 499         (Glink_sym_ent::Glink_sym_ent): Likewise.
 500         (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
 501         reloc when refs will resolve to plt call stub.
 502         (Target_powerpc::Scan::local): Correct ifunc handling.  Allow
 503         R_PPC_PLTREL24 to resolve locally.
 504         (Target_powerpc::Scan::global): Correct ifunc handling.
 505         (Target_powerpc::Relocate::relocate): Correct local sym glink
 506         lookup.  Don't destroy "value" when we have a plt call stub,
 507         and when checking plt call validity.
 508         (Target_powerpc::do_dynsym_value): Simplify.
 509
 510 2012-10-05  Alan Modra  <amodra@gmail.com>
 511
 512         * i386.cc (Output_data_plt_i386::address_for_global,
 513         address_for_local): Add plt offset to returned value.  Adjust uses.
 514         * sparc.cc (Output_data_plt_sparc::address_for_global,
 515         address_for_local): Likewise.
 516         * tilegx.cc (Output_data_plt_tilegx::address_for_global,
 517         address_for_local): Likewise.
 518         * x86_64.cc (Output_data_plt_x86_64::address_for_global,
 519         address_for_local): Likewise.
 520         * target.h (Target::plt_address_for_global, plt_address_for_local):
 521         Update comment.
 522         * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
 523         (Output_data_got::Got_entry::write): Nor here.
 524         * output.h: Comment fix.
 525
 526 2012-10-02  Jiong Wang  <jiwang@tilera.com>
 527
 528         * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
 529         global_offset_table_ value for larget got.
 530         (Target_tilegx::Relocate::relocate): Handle adjusted got value.
 531
 532 2012-09-29  Alan Modra  <amodra@gmail.com>
 533
 534         * powerpc.cc (Target_powerpc::iplt_): New output section.
 535         (Target_powerpc::iplt_section, make_iplt_section,
 536         reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
 537         (Target_powerpc::make_plt_entry): Handle ifunc syms.
 538         Target_powerpc::plt_entry_count): Count iplt entries too.
 539         (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
 540         reloc section in constructor.  New params.
 541         (Target_powerpc::make_plt_section): Create reloc section here instead.
 542         (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
 543         functions.
 544         (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
 545         (Output_data_glink::add_entry, find_entry): New functions to
 546         deal with local syms.
 547         (Glink_sym_ent): Add support for local syms.
 548         (Output_data_glink::do_write): Handle ifunc plt entries.
 549         (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
 550         (Target_powerpc::Scan::local, global): Handle ifunc syms.
 551         (Target_powerpc::Relocate::relocate): Likewise.
 552         (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
 553
 554 2012-09-25  Alan Modra  <amodra@gmail.com>
 555
 556         * object.h (Sized_relobj_file::adjust_local_symbol,
 557         do_adjust_local_symbol): New functions.
 558         * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
 559         * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
 560         (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
 561         and irregular opd entry spacing.
 562         (Powerpc_relobj::do_read_relocs): Add opd size checks.
 563         (Global_symbol_visitor_opd): New functor.
 564         (Target_powerpc::do_finalize_sections): Omit global symbols defined
 565         on deleted opd entries.
 566
 567 2012-09-15  Jiong Wang  <jiwang@tilera.com>
 568
 569         * tilegx.cc: New file.
 570         * Makefile.am (TARGETSOURCES): Add tilegx.cc
 571         (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
 572         * configure.tgt: Add entries for tilegx*.
 573         * configure.ac: Likewise.
 574         * Makefile.in: Rebuild.
 575         * configure: Likewise.
 576         * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
 577         tilegx.
 578
 579 2012-09-13  Alan Modra  <amodra@gmail.com>
 580
 581         * target-reloc.h (scan_relocs): Call scan.local for relocs
 582         against symbols in discarded sections.  Pass is_discarded
 583         param.
 584         * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
 585         Add is_discarded param.
 586         * powerpc (Target_powerpc::Scan::local): Likewise.  Use
 587         is_discarded to flag opd entry as discarded.  Don't emit dyn
 588         relocs on such entries.
 589         (Target_powerpc::Scan::global): Similarly detect and handle
 590         such opd entries.
 591         (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
 592         opd_ent_.  Update all uses.
 593         (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
 594         (Target_powerpc::relocate_section): Zero out discarded opd
 595         entry relocs.
 596
 597 2012-09-12  Ian Lance Taylor  <iant@google.com>
 598
 599         PR gold/14570
 600         * output.cc: Rename Output_data_got template parameter from size
 601         to got_size for all functions.  Compile all variants of
 602         Output_data_got.
 603         (Output_data_got::Got_entry::write): Correct use of size for
 604         symbol value.  Use local_is_tls rather than casting to
 605         Sized_relobj_file.
 606         * object.h (class Object): Add local_is_tls and do_local_is_tls.
 607         (class Sized_relobj_file): Add do_local_is_tls.
 608         * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
 609
 610 2012-09-11  Alan Modra  <amodra@gmail.com>
 611
 612         PR gold/14566
 613         * layout.cc (Layout::set_segment_offsets): When using
 614         common-page-size alignment, ensure we are on a new max-page-size
 615         page.
 616         * output.cc (Output_segment::set_section_addresses): Use
 617         abi_pagesize, not common_pagesize for relro boundary.
 618         (Output_segment::set_offset): Likewise.
 619
 620 2012-09-11  Alan Modra  <amodra@gmail.com>
 621
 622         * output.h (Output_data_got::add_global_tls, add_local_tls,
 623         add_local_tls_pair): New functions.
 624         (Output_data_got::add_local_pair_with_rel): Remove second
 625         reloc param.  Expand comment.
 626         (Output_data_got::Got_entry): Rename use_plt_offset_ to
 627         use_plt_or_tls_offset_, similarly for constructor param.
 628         (Output_data_got::Got_entry::write): Add got_index param.
 629         * output.cc (Output_data_got::add_global_tls, add_local_tls,
 630         add_local_tls_pair): New functions.
 631         (Output_data_got::Got_entry::write): Handle tls symbols
 632         with use_plt_or_tls_offset_ set specially.
 633         (Output_data_got::add_local_pair_with_rel): Only one reloc.
 634         (Output_data_got::do_write): Replace iterator with index, pass
 635         index to entry write function.
 636         * target.h (Target::tls_offset_for_local, tls_offset_for_global,
 637         do_tls_offset_for_local, do_tls_offset_for_global): New functions.
 638         * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
 639         call.
 640         * i386.cc (Target_i386::Scan::local): Likewise.
 641         * sparc.cc (Target_sparc::Scan::local): Likewise.
 642         * x86_64.cc (Target_x86_64::Scan::local): Likewise.
 643         * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
 644         do_tls_offset_for_global): New functions.
 645         (Target_powerpc::Scan::local): Correct TLS relocations and got
 646         entry values.
 647         (Target_powerpc::Scan::global): Don't emit unnecessary
 648         dynamic relocations on TLS GOT entries.
 649
 650 2012-09-10  Matthias Klose  <doko@ubuntu.com>
 651
 652         * config.in: Disable sanity check for kfreebsd.
 653
 654 2012-09-10  Sterling Augustine  <saugustine@google.com>
 655
 656         * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
 657         (Gdb_index::pubtypes_read): New parameter.
 658         (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
 659         to calls.
 660         * gdb-index.h (Gdb_index): New fields pubnames_object_ and
 661         pubtypes_object_.
 662
 663 2012-09-09  Alan Modra  <amodra@gmail.com>
 664
 665         * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
 666         (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
 667         * gc.h (gc_process_relocs): Call target gc_add_reference.
 668         * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
 669         * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
 670         (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
 671         unnecessary cast.
 672         * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
 673         to cater for when we don't need code offset.  Update use.
 674         (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
 675         (Powerpc_relobj::access_from_map, add_reference, opd_valid,
 676         set_opd_valid): New functions.
 677         (Target_powerpc::do_gc_add_reference): New function.
 678         (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
 679         stashed refs.
 680         (Target_powerpc::do_gc_mark_symbol): New function.
 681
 682 2012-09-06  Cary Coutant  <ccoutant@google.com>
 683
 684         * dwarf_reader.cc (Dwarf_die::read_attributes): Add
 685         DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
 686         (Dwarf_die::skip_attributes): Likewise.
 687         * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
 688         * testsuite/gdb_index_test.cc (inline_func_1): New function.
 689         (main): Call it.
 690         * testsuite/gdb_index_test_comm.sh: Check index for inline function.
 691
 692 2012-09-05  H.J. Lu  <hongjiu.lu@intel.com>
 693
 694         * testsuite/script_test_3.t: Add .got.plt output section
 695         statement.
 696         * testsuite/script_test_4.t: Likewise.
 697
 698 2012-09-05  Alan Modra  <amodra@gmail.com>
 699
 700         * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
 701         update all uses and lose "enum" when using type.
 702
 703 2012-09-05  Alan Modra  <amodra@gmail.com>
 704
 705         * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
 706         * configure: Regenerate.
 707         * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
 708         (plugin_final_layout.stdout): Likewise.
 709         (memory_test): Set page sizes to 0x1000.
 710         * testsuite/Makefile.in: Regenerate.
 711         * testsuite/discard_locals_test.sh: Add FIXME comment.
 712         * testsuite/justsyms_exec.c: Disable function test for powerpc64.
 713         * testsuite/pr14265.t: Add .got output section statement.
 714         * testsuite/script_test_2.t: Likewise.
 715         * testsuite/script_test_3.t: Likewise.
 716         * testsuite/script_test_4.t: Likewise.
 717         * testsuite/script_test_5.t: Likewise.
 718         * testsuite/script_test_6.t: Likewise.
 719         * testsuite/script_test_7.t: Likewise.
 720         * testsuite/script_test_9.t: Likewise.
 721
 722 2012-09-05  Alan Modra  <amodra@gmail.com>
 723
 724         * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
 725         (Powerpc_relocate_functions::Status): New typedef.
 726         (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
 727         (Target_powerpc::Scan::local): Handle REL64.
 728         (Target_powerpc::Scan::global): Likewise, and dynamic relocs
 729         for REL32 and REL64.
 730         (Target_powerpc::symval_for_branch): New function, extracted from..
 731         (Target_powerpc::Relocate::relocate): ..here.  Correct plt call
 732         checks.  Report overflow errors.
 733
 734 2012-09-05  Alan Modra  <amodra@gmail.com>
 735
 736         * object.h (Sized_relobj_file::emit_relocs): Delete.
 737         (Sized_relobj_file::emit_relocs_reltype): Delete.
 738         * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
 739         relocate_relocs for --emit-relocs.
 740         (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
 741         * output.h: Update comment.
 742         (Output_segment::first_section): New function.
 743         (Output_segment::first_section_load_address): Use first_section.
 744         * output.cc (Output_segment::first_section): New function extracted..
 745         (Output_segment::first_section_load_address): ..from here.  Delete.
 746         * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
 747         * target.h (Sized_target::relocate_for_relocatable): Likewise.
 748         * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
 749         adjust call to target.h function.
 750         * i386.cc (Target_i386): Likewise.
 751         * sparc.cc (Target_sparc): Likewise.
 752         * x86_64.cc (Target_x86_64): Likewise.
 753         * powerpc.cc (Target_powerpc): Likewise.
 754         (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS.  Ensure
 755         first tls section has section symbol for optimised local dynamic
 756         output relocs.
 757         (Target_powerpc::Relocate::relocate): Correct local dynamic value.
 758         (Target_powerpc::relocate_relocs): Adjust relocs emitted for
 759         optimised tls code.
 760         * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
 761         Rename to relocate_relocs.  Update error message.
 762
 763 2012-09-04  Andreas Schwab  <schwab@linux-m68k.org>
 764
 765         * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
 766         --just-symbols.
 767
 768 2012-08-31  Alan Modra  <amodra@gmail.com>
 769
 770         * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
 771         (Powerpc_relobj::toc_base_offset): New stub function.
 772         (Target_powerpc): Add tp_offset, dtp_offset.  Rename
 773         got_mod_index_offset to tlsld_got_offset.  Update all refs.
 774         (Target_powerpc::Relocate::enum skip_tls): New.
 775         (Target_powerpc::call_tls_get_addr_): New var.
 776         (Target_powerpc::is_branch_reloc): Move to file scope.
 777         (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
 778         (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
 779         New functions.
 780         (Target_powerpc::enum Got_type): Delete old values, add new ones.
 781         (powerpc_info): Correct common_pagesize for ppc64.
 782         (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
 783         (Powerpc_relocate_functions): Add overflow check enums and functions.
 784         Add non-shift version of rela, rela_ua.  Delete all rel public
 785         functions.  Delete addr16_lo.  Add addr64, addr64_u, addr32,
 786         addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
 787         addr16_ha3, addr14 functions.
 788         (Output_data_got_powerpc::add_constant_pair): New function.
 789         (Output_data_got_powerpc::got_base_offset): Likewise.
 790         (Output_data_got_powerpc::do_write): Correct 64-bit got header.
 791         (instruction constants): Sort, add some more.
 792         (Output_data_glink::do_write): Add and use Address typedef.  Use
 793         object->toc_base_offset() stub for 64-bit.
 794         (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
 795         (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
 796         (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
 797         for R_PPC64_TOC.  Handle more relocs.  Generate got entries for TLS.
 798         Always treat .opd relocs as against locally defined symbol.
 799         Correct condition for RELATIVE relocs.
 800         (Target_powerpc::do_finalize_sections): Test for NULL sections.
 801         (Target_powerpc::Relocate::relocate): Use plt call stub as value
 802         for 32-bit syms with a plt entry.  Correct ppc64 toc base
 803         calculations.  Handle TLS relocs, and more.  Add overflow
 804         checking and adjust for Powerpc_relocate_functions changes.
 805         (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
 806         Reinstate --emit-relocs code with FIXME.
 807
 808 2012-08-30  Alan Modra  <amodra@gmail.com>
 809
 810         * layout.cc (Layout::set_segment_offsets): Set p_align to
 811         abi_pagesize, not common_pagesize.
 812         (Layout::relaxation_loop_body): Similarly use abi_pagesize
 813         to determine whether file header can go in segment.
 814
 815 2012-08-30  Alan Modra  <amodra@gmail.com>
 816
 817         * output.h (Output_reloc::Output_reloc <output section>): Add
 818         is_relative param.  Adjust calls.
 819         (Output_reloc::add_output_section_relative): New functions.
 820         * output.cc (Output_reloc::Output_reloc <output section>): Handle
 821         is_relative.
 822         (Output_reloc::symbol_value): Handle SECTION_CODE.
 823
 824 2012-08-24  Sriraman Tallam  <tmsriram@google.com>
 825
 826         * gold.cc (queue_middle_tasks): Call layout again when unique
 827         segments for sections is desired.
 828         * layout.cc (Layout::Layout): Initialize new members.
 829         (Layout::get_output_section_flags): New function.
 830         (Layout::choose_output_section): Call get_output_section_flags.
 831         (Layout::layout): Make output section for mapping to a unique segment.
 832         (Layout::insert_section_segment_map): New function.
 833         (Layout::attach_allocated_section_to_segment): Make unique segment for
 834         output sections marked so.
 835         (Layout::segment_precedes): Check for unique segments when sorting.
 836         * layout.h (Layout::Unique_segment_info): New struct.
 837         (Layout::Section_segment_map): New typedef.
 838         (Layout::insert_section_segment_map): New function.
 839         (Layout::get_output_section_flags): New function.
 840         (Layout::is_unique_segment_for_sections_specified): New function.
 841         (Layout::set_unique_segment_for_sections_specified): New function.
 842         (Layout::unique_segment_for_sections_specified_): New member.
 843         (Layout::section_segment_map_): New member.
 844         * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
 845         Rename is_gc_pass_one to is_pass_one.
 846         Rename is_gc_pass_two to is_pass_two.
 847         Rename is_gc_or_icf to is_two_pass.
 848         Check for which pass based on whether symbols data is present.
 849         Make it two pass when unique segments for sections is desired.
 850         * output.cc (Output_section::Output_section): Initialize new
 851         members.
 852         * output.h (Output_section::is_unique_segment): New function.
 853         (Output_section::set_is_unique_segment): New function.
 854         (Output_section::is_unique_segment_): New member.
 855         (Output_section::extra_segment_flags): New function.
 856         (Output_section::set_extra_segment_flags): New function.
 857         (Output_section::extra_segment_flags_): New member.
 858         (Output_section::segment_alignment): New function.
 859         (Output_section::set_segment_alignment): New function.
 860         (Output_section::segment_alignment_): New member.
 861         (Output_segment::Output_segment): Initialize is_unique_segment_.
 862         (Output_segment::is_unique_segment): New function.
 863         (Output_segment::set_is_unique_segment): New function.
 864         (Output_segment::is_unique_segment_): New member.
 865         * plugin.cc (allow_unique_segment_for_sections): New function.
 866         (unique_segment_for_sections): New function.
 867         (Plugin::load): Add new functions to transfer vector.
 868         * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
 869         * Makefile.in: Regenerate.
 870         * testsuite/plugin_final_layout.sh: Check if unique segment
 871         functionality works.
 872         * testsuite/plugin_section_order.c (onload): Check if new interfaces
 873         are available.
 874         (allow_unique_segment_for_sections): New global.
 875         (unique_segment_for_sections): New global.
 876         (claim_file_hook): Call allow_unique_segment_for_sections.
 877         (all_symbols_read_hook): Call unique_segment_for_sections.
 878
 879 2012-08-22  Cary Coutant  <ccoutant@google.com>
 880
 881         * layout.cc (Layout::include_section): Don't assert on GROUP
 882         sections with --emit-relocs.
 883
 884 2012-08-21  Cary Coutant  <ccoutant@google.com>
 885
 886         * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
 887         if --export-dynamic-symbol names an undef symbol.
 888
 889 2012-08-18  Alan Modra  <amodra@gmail.com>
 890
 891         * powerpc.cc: Formatting and white space.
 892         (Powerpc_relobj): Rename got2_section_ to special_.
 893         Add opd_ent_shndx_ and opd_ent_off_ vectors.
 894         (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
 895         scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
 896         (Target_powerpc): Add Address typedef and invalid_address.  Use
 897         throughout.
 898         (Target_powerpc::is_branch_reloc): New function.
 899         (Powerpc_relocate_functions): Add Address typedef, use throughout.
 900         (Powerpc_relocate_functions:rela, rela_ua): Correct type used
 901         for dst_mask, value and addend.
 902         (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
 903         (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
 904         (Output_data_glink::do_write): Correct toc base.  Don't try to use
 905         uint16_t for 24-bit offset.  Use get_output_section_offset and
 906         check return.
 907         (Target_powerpc::Scan::local): Handle more relocs.
 908         (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
 909         (Target_powerpc::Relocate::relocate): Correct toc base calculation.
 910         Plug in toc restoring insn after plt calls.  Translate branches
 911         to function descriptor symbols to corresponding entry point.
 912         (Target_powerpc::relocate_for_relocatable): Check return from
 913         get_output_section_offset.
 914         * symtab.h: Comment typo.
 915
 916 2012-08-14  Ian Lance Taylor  <iant@google.com>
 917
 918         * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
 919         unsupported_relocal_local to call unsupported_reloc_global.
 920
 921 2012-08-14  Nick Clifton  <nickc@redhat.com>
 922
 923         PR ld/14265
 924         * script-sections.cc (Sections_element::output_section_name): Add
 925         keep return parameter.
 926         (Output_section_element::match_name): Add keep return parameter.
 927         Return the value of the keep_ member.
 928         * script-sections.h (class Output_section): Update
 929         output_section_name prototype.
 930         * layout.cc (Layout::keep_input_section): New public member
 931         function.
 932         (Layout::choose_output_section): Pass keep parameter to
 933         output_section_name.
 934         * layout.h (class Layout): Add keep_input_section.
 935         * object.cc (Sized_relobj_file::do_layout): Check for kept input
 936         sections.
 937         * testsuite/Makefile.am: Add a test.
 938         * testsuite/Makefile.in: Regenerate.
 939         * testsuite/pr14265.c: Source file for the test.
 940         * testsuite/pr14265.t: Linker script for the test.
 941         * testsuite/pr14265.sh: Shell script for the test.
 942
 943 2012-08-14  Alan Modra  <amodra@gmail.com>
 944
 945         * target.h (Target::output_section_name): New function.
 946         (Target::do_output_section_name): New function.
 947         * layout.cc (Layout::choose_output_section): Call the above.
 948         * powerpc.cc (Target_powerpc::do_output_section_name): New function.
 949
 950 2012-08-14  Alan Modra  <amodra@gmail.com>
 951
 952         * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
 953         (Output_data_got_powerpc::do_write): Don't rely on base class lookup
 954         for replace_constant call.
 955         (Output_data_plt_powerpc::do_print_to_mapfile): New function.
 956         (Output_data_glink::do_print_to_mapfile): New function.
 957         (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
 958         (Target_powerpc::Relocate::relocate): Likewise.
 959
 960 2012-08-14  Alan Modra  <amodra@gmail.com>
 961
 962         * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
 963         (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
 964         (Output_data_glink::add_entry,find_entry): Remove shndx param.
 965         (class Glink_sym_ent): Rename from struct Glink_sym_ent.  Remove
 966         all references to shndx_.  Handle special case for R_PPC_PLTREL24
 967         here.
 968         (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
 969         (Output_data_glink::do_write): Retrieve got2_shdnx from object.
 970         (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
 971         here.
 972         (Target_powerpc::Scan::global): Nor on make_plt_entry call.
 973         (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
 974
 975 2012-08-12  Alan Modra  <amodra@gmail.com>
 976
 977         * powerpc.cc: Whitespace fixes.  Wrap overly long lines.
 978         (glink insn constants): Use uint32_t.
 979         (Output_data_glink::add_entry): Use insert, not [] operator.
 980
 981 2012-08-11  Alan Modra  <amodra@gmail.com>
 982
 983         * object.h (Sized_relobj_file::find_shdr): New function.
 984         (Sized_relobj_file::find_special_sections): New function.
 985         * object.cc (Sized_relobj_file::find_shdr): New function.
 986         (Sized_relobj_file::find_eh_frame): Use find_shdr.
 987         (Sized_relobj_file::find_special_sections): New function, split out..
 988         (Sized_relobj_file::do_read_symbols): ..from here.
 989         * output.h (Output_data_got::replace_constant): New function.
 990         (Output_data_got::num_entries): New function.
 991         (Output_data_got::last_got_offset,set_got_size): Use num_entries.
 992         (Output_data_got::got_offset): Protected rather than private.
 993         (Output_data_got::replace_got_entry): New function.
 994         * output.cc (Output_data_got::replace_got_entry): New function.
 995         * powerpc.cc (class Powerpc_relobj): New.
 996         (class Powerpc_relocate_functions): Delete all psymval variants or
 997         convert to value,addend type.  Delete pcrela, pcrela_unaligned.
 998         Implement _ha functions using corresponding _hi function.
 999         (Powerpc_relobj::find_special_sections): New function.
1000         (Target_powerpc::do_make_elf_object): New function.
1001         (class Output_data_got_powerpc): New.
1002         (class Output_data_glink): New.
1003         (class Powerpc_scan_relocatable_reloc): New.
1004         Many more changes througout file.
1005
1006 2012-08-09  Nick Clifton  <nickc@redhat.com>
1007
1008         * po/vi.po: Updated Vietnamese translation.
1009
1010 2012-08-07  Ian Lance Taylor  <iant@google.com>
1011
1012         * layout.cc (Layout::add_target_dynamic_tags): If
1013         dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
1014         plt_rel.
1015
1016 2012-07-30  Nick Clifton  <nickc@redhat.com>
1017
1018         * po/gold.pot: Updated template.
1019         * po/es.po: Updated Spanish translation.
1020
1021 2012-07-18  Cary Coutant  <ccoutant@google.com>
1022
1023         PR gold/14344
1024         * configure.ac: Add check for -gpubnames support.
1025         * configure: Regenerate.
1026         * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
1027         support; force -gno-pubnames.
1028         (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
1029         support.
1030         (gdb_index_test_4): New test.
1031         * testsuite/Makefile.in: Regenerate.
1032         * testsuite/gdb_index_test_1.sh: Refactor code into common file.
1033         * testsuite/gdb_index_test_2.sh: Likewise.
1034         * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
1035         * testsuite/gdb_index_test_4.sh: New script.
1036         * testsuite/gdb_index_test_comm.sh: New script with common code;
1037         don't look for space after colon.
1038
1039 2012-07-16  Sriraman Tallam  <tmsriram@google.com>
1040
1041         * gold.cc (queue_middle_tasks): Update function order only after
1042         deferred objects due to plugins are processed.
1043
1044 2012-07-11  Ian Lance Taylor  <iant@google.com>
1045
1046         * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
1047         (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
1048         (Target_arm::scan_reloc_for_stub): Likewise.
1049         * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
1050         * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
1051         * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
1052         * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
1053         * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
1054
1055 2012-07-10  Dodji Seketeli  <dodji@redhat.com>
1056             Ian Lance Taylor  <iant@google.com>
1057
1058         PR gold/14309
1059         * configure.ac: Test whether std::tr1::hash<off_t> works.
1060         * gold.h: Add a specialization for std::tr1::hash<off_t> if
1061         needed.
1062         * output.h (class Output_fill): Add virtual destructor.
1063         * configure, config.in: Rebuild.
1064
1065 2012-06-22  Roland McGrath  <mcgrathr@google.com>
1066
1067         * layout.cc (finalize): Define __ehdr_start symbol if applicable.
1068
1069 2012-06-12  Rafael Ávila de Espíndola <respindola@mozilla.com>
1070
1071         * plugin.cc (Plugin::load): Handle position independent executables.
1072
1073 2012-06-06  Cary Coutant  <ccoutant@google.com>
1074
1075         * layout.cc (gdb_sections): Remove ".debug_" prefixes,
1076         add .debug_macro.
1077         (lines_only_debug_sections): Likewise.
1078         (gdb_fast_lookup_sections): New static array.
1079         (is_gdb_debug_section): Rename formal parameter.
1080         (is_lines_only_debug_section): Likewise.
1081         (is_gdb_fast_lookup_section): New function.
1082         (Layout::include_section): Check for ".zdebug_" prefix; pass
1083         section name suffix to is_gdb_debug_section, et al.; check for
1084         fast-lookup sections when building .gdb_index.
1085         * options.h (--strip-debug-gdb): Update GDB version number.
1086
1087 2012-06-06  Cary Coutant  <ccoutant@google.com>
1088
1089         * configure.ac: Add check for fallocate.
1090         * configure: Regenerate.
1091         * config.in: Regenerate.
1092
1093         * options.h (class General_options): Add --mmap-output-file and
1094         --posix-fallocate options.
1095         * output.cc: (posix_fallocate): Remove; replace with...
1096         (gold_fallocate): New function.
1097         (Output_file::map_no_anonymous): Call gold_fallocate.
1098         (Output_file::map): Check --mmap-output-file option.
1099
1100 2012-06-05  Jing Yu  <jingyu@google.com>
1101
1102         * gold.h (textdomain): Add do {} to empty while(0).
1103         (bindtextdomain): Likewise.
1104
1105 2012-06-04  Cary Coutant  <ccoutant@google.com>
1106
1107         * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
1108         has_dynsym_index.
1109
1110 2012-05-25  Sriraman Tallam  <tmsriram@google.com>
1111
1112         * symtab.cc (Symbol_table::define_special_symbol):
1113         Initialize *poldsym to prevent uninitialized variable errors.
1114
1115 2012-05-23  Cary Coutant  <ccoutant@google.com>
1116
1117         * layout.cc (Layout::section_name_mapping): Add rules to handle
1118         exact match on .data.rel.ro.local or .data.rel.ro.
1119         (Layout::output_section_name): Check for exact matches.
1120
1121 2012-05-23  Cary Coutant  <ccoutant@google.com>
1122
1123         * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
1124         more carefully.
1125
1126 2012-05-22  Cary Coutant  <ccoutant@google.com>
1127
1128         * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
1129         object before exporting symbol.
1130
1131 2012-05-21  H.J. Lu  <hongjiu.lu@intel.com>
1132
1133         * testsuite/tls_test.cc: Include "config.h" first.
1134         * testsuite/tls_test_c.c: Likewise.
1135
1136 2012-05-17  Daniel Richard G.  <skunk@iskunk.org>
1137             Nick Clifton  <nickc@redhat.com>
1138
1139         PR 14072
1140         * configure.in: Add check that sysdep.h has been included before
1141         any system header files.
1142         * configure: Regenerate.
1143         * config.in: Regenerate.
1144
1145 2012-05-14  Cary Coutant  <ccoutant@google.com>
1146
1147         * layout.cc (Layout::make_output_section): Mark .tdata section
1148         as RELRO.
1149         * testsuite/relro_test.cc: Add a TLS variable.
1150
1151 2012-05-10  H.J. Lu  <hongjiu.lu@intel.com>
1152
1153         PR gold/14091
1154         * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
1155         R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
1156         R_X86_64_64.
1157
1158 2012-05-08  Cary Coutant  <ccoutant@google.com>
1159
1160         * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
1161         (lines_only_debug_sections): Likewise.
1162
1163 2012-05-02  Roland McGrath  <mcgrathr@google.com>
1164
1165         * nacl.cc: New file.
1166         * nacl.h: New file.
1167         * Makefile.am (CCFILES, HFILES): Add them.
1168         * Makefile.in: Regenerate.
1169         * i386.cc (Output_data_plt_i386_nacl): New class.
1170         (Output_data_plt_i386_nacl_exec): New class.
1171         (Output_data_plt_i386_nacl_dyn): New class.
1172         (Target_i386_nacl): New class.
1173         (Target_selector_i386_nacl): New class.
1174         (target_selector_i386): Use it instead of Target_selector_i386.
1175         * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
1176         (Target_x86_64_nacl): New class.
1177         (Target_selector_x86_64_nacl): New class.
1178         (target_selector_x86_64, target_selector_x32): Use it instead of
1179         Target_selector_x86_64.
1180         * arm.cc (Output_data_plt_arm_nacl): New class.
1181         (Target_arm_nacl): New class.
1182         (Target_selector_arm_nacl): New class.
1183         (target_selector_arm, target_selector_armbe): Use it instead of
1184         Target_selector_arm.
1185
1186         * target-select.cc (select_target): Take new Input_file* and off_t
1187         arguments, pass them on to recognize method of selector.
1188         * object.cc (make_elf_sized_object): Update caller.
1189         * parameters.cc (parameters_force_valid_target): Likewise.
1190         * incremental.cc (make_sized_incremental_binary): Likewise.
1191         * target-select.h: Update decl.
1192         (Target_selector::recognize): Take new Input_file* argument,
1193         pass it on to do_recognize.
1194         (Target_selector::do_recognize): Take new Input_file* argument.
1195         * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
1196         * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
1197         * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
1198         * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
1199
1200         * target.h (Target::Target_info): New members isolate_execinstr
1201         and rosegment_gap.
1202         (Target::isolate_execinstr, Target::rosegment_gap): New methods.
1203         * arm.cc (Target_arm::arm_info): Update initializer.
1204         * i386.cc (Target_i386::i386_info): Likewise.
1205         * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
1206         * sparc.cc (Target_sparc::sparc_info): Likewise.
1207         * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1208         * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
1209         * layout.cc (Layout::attach_allocated_section_to_segment):
1210         Take new const Target* argument.  If target->isolate_execinstr(), act
1211         like --rosegment.
1212         (Layout::find_first_load_seg): Take new const Target* argument;
1213         if target->isolate_execinstr(), reject PF_X segments.
1214         (Layout::relaxation_loop_body): Update caller.
1215         (Layout::set_segment_offsets): If target->isolate_execinstr(),
1216         reset file offset to zero when we hit LOAD_SEG, and then do a second
1217         loop over the segments before LOAD_SEG to reassign offsets after
1218         addresses have been determined.  Handle target->rosegment_gap().
1219         (Layout::attach_section_to_segment): Take new const Target* argument;
1220         pass it to attach_allocated_section_to_segment.
1221         (Layout::make_output_section): Update caller.
1222         (Layout::attach_sections_to_segments): Take new const Target* argument;
1223         pass it to attach_section_to_segment.
1224         * gold.cc (queue_middle_tasks): Update caller.
1225         * layout.h (Layout): Update method decls with new arguments.
1226
1227         * arm.cc (Target_arm::Target_arm): Take optional argument for the
1228         Target_info pointer to use.
1229         (Target_arm::do_make_data_plt): New virtual method.
1230         (Target_arm::make_data_plt): New method that calls it.
1231         (Target_arm::make_plt_entry): Use it.
1232         (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
1233         for the section alignment.
1234         (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
1235         method.
1236         (Output_data_plt_arm::first_plt_entry_offset): Call it.
1237         (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
1238         method.
1239         (Output_data_plt_arm::get_plt_entry_size): Call it.
1240         (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
1241         (Output_data_plt_arm::fill_plt_entry): New method that calls it.
1242         (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
1243         method.
1244         (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
1245         (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
1246         method instead of sizeof(plt_entry).
1247         (Output_data_plt_arm::add_entry): Likewise.
1248         Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
1249         (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
1250         than static method.
1251         (Target_arm::plt_entry_size): Likewise.
1252         (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
1253         Move to ...
1254         (Output_data_plt_arm_standard): ... here, new class.
1255         (Output_data_plt_arm::do_write): Move guts of PLT filling to...
1256         (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
1257         (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
1258
1259         * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1260         Take additional argument for the PLT entry size.
1261         (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
1262         Use get_plt_entry_size method rather than plt_entry_size variable.
1263         (Output_data_plt_x86_64::reserve_slot): Likewise.
1264         (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
1265         (Output_data_plt_x86_64::add_entry): Likewise.
1266         (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
1267         (Output_data_plt_x86_64::address_for_global): Likewise.
1268         (Output_data_plt_x86_64::address_for_local): Likewise.
1269         (Output_data_plt_x86_64::set_final_data_size): Likewise.
1270         (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
1271         Make method non-static.
1272         (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
1273         method.
1274         (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
1275         (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
1276         (Output_data_plt_x86_64::add_eh_frame): New method to call it.
1277         (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
1278         virtual method.
1279         (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
1280         (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
1281         virtual method.
1282         (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
1283         (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
1284         virtual method.
1285         (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
1286         (Output_data_plt_x86_64::plt_entry_size)
1287         (Output_data_plt_x86_64::first_plt_entry)
1288         (Output_data_plt_x86_64::plt_entry)
1289         (Output_data_plt_x86_64::tlsdesc_plt_entry)
1290         (Output_data_plt_x86_64::plt_eh_frame_fde_size)
1291         (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
1292         (Output_data_plt_x86_64_standard): ... here, new class.
1293         (Target_x86_64::Target_x86_64): Take optional argument for the
1294         Target_info pointer to use.
1295         (Target_x86_64::do_make_data_plt): New virtual method.
1296         (Target_x86_64::make_data_plt): New method to call it.
1297         (Target_x86_64::init_got_plt_for_update): Use that.
1298         Call this->plt_->add_eh_frame method here.
1299         (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
1300         (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
1301         rather than static method.
1302         (Target_x86_64::plt_entry_size): Likewise.
1303         (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
1304         rather than plt_entry_size variable.  Move guts of PLT filling to...
1305         (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
1306         (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
1307         (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
1308
1309         * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
1310         additional argument for the section alignment.
1311         Don't do add_eh_frame_for_plt here.
1312         (Output_data_plt_i386::first_plt_entry_offset): Make the method
1313         non-static.  Use get_plt_entry_size method rather than plt_entry_size
1314         variable.
1315         (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
1316         method.
1317         (Output_data_plt_i386::get_plt_entry_size): Call it.
1318         (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
1319         (Output_data_plt_i386::add_eh_frame): New method to call it.
1320         (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
1321         method.
1322         (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
1323         (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
1324         method.
1325         (Output_data_plt_i386::fill_plt_entry): New method to call it.
1326         (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
1327         method instead of plt_entry_size.
1328         (Output_data_plt_i386::plt_entry_size)
1329         (Output_data_plt_i386::plt_eh_frame_fde_size)
1330         (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
1331         (Output_data_plt_i386_standard): ... here, new class.
1332         (Output_data_plt_i386_exec): New class.
1333         (Output_data_plt_i386::exec_first_plt_entry): Move to ...
1334         (Output_data_plt_i386_exec::first_plt_entry): ... here.
1335         (Output_data_plt_i386::exec_plt_entry): Move to ...
1336         (Output_data_plt_i386_exec::plt_entry): ... here.
1337         (Output_data_plt_i386_dyn): New class.
1338         (Output_data_plt_i386::first_plt_entry): Move to ...
1339         (Output_data_plt_i386_dyn::first_plt_entry): ... here.
1340         (Output_data_plt_i386::dyn_plt_entry): Move to ...
1341         (Output_data_plt_i386_dyn::plt_entry): ... here.
1342         (Target_i386::Target_i386): Take optional argument for the Target_info
1343         pointer to use.
1344         (Target_i386::do_make_data_plt): New virtual method.
1345         (Target_i386::make_data_plt): New method to call it.
1346         (Target_i386::make_plt_section): Use that.
1347         Call this->plt_->add_eh_frame method here.
1348         (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
1349         rather than plt_entry_size variable.
1350         (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
1351         (Output_data_plt_i386::address_for_local): Likewise.
1352         (Output_data_plt_i386::do_write): Likewise.
1353         Move guts of PLT filling to...
1354         (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
1355         (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
1356         (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
1357         (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
1358
1359 2012-05-01  Cary Coutant  <ccoutant@google.com>
1360
1361         * dwarf_reader.cc (Dwarf_die::read_attributes)
1362         (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
1363         (Dwarf_die::uint_attribute): Remove DW_FORM_null.
1364         * reduced_debug_output.cc
1365         (Output_reduced_debug_info_section::get_die_end): Remove
1366         DW_FORM_GNU_ref_index.  Add default case.
1367
1368 2012-04-26  Mark Wielaard  <mjw@redhat.com>
1369
1370         * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
1371         * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
1372         * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
1373         DW_AT_high_pc as offset from DW_AT_low_pc.
1374
1375         * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
1376         * testsuite/Makefile.in: Regenerate.
1377         * testsuite/gdb_index_test_3.c: New test source file.
1378         * testsuite/gdb_index_test_3.sh: New test source file.
1379
1380 2012-04-25  Ian Lance Taylor  <iant@google.com>
1381
1382         * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
1383         pointer.
1384         (Stub_addend_reader::operator()): Declare Arm_relocate_functions
1385         as a class, not a struct.
1386         (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
1387         (Target_arm::apply_cortex_a8_workaround): Likewise.
1388         * gc.h: Declare Reloc_types as a struct, not a class.
1389         * object.h: Declare Symbols_data as a struct.
1390         * reloc.h: Declare Read_relocs_data as a struct.
1391         * target.h: Declare Relocate_info as a struct.
1392
1393 2012-04-24  David S. Miller  <davem@davemloft.net>
1394
1395         * sparc.cc (Target_sparc::Relocate::relax_call): New function.
1396         (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
1397         and R_SPARC_WPLT30.
1398
1399 2012-04-24  Cary Coutant  <ccoutant@google.com>
1400
1401         * incremental-dump.cc (find_input_containing_global): Replace
1402         magic number with symbolic constant.
1403         (dump_incremental_inputs): Update version number.
1404         * incremental.cc (Output_section_incremental_inputs): Update version
1405         number; import symbolic constants from Incremental_inputs_reader.
1406         (Incremental_inputs::create_data_sections): Align relocations
1407         section correctly for 64-bit targets.
1408         (Output_section_incremental_inputs::set_final_data_size): Use symbolic
1409         constants; add padding.
1410         (Output_section_incremental_inputs::write_header): Add assert for
1411         header_size.
1412         (Output_section_incremental_inputs::write_input_files): Add assert
1413         for input_entry_size.
1414         (Output_section_incremental_inputs::write_info_blocks): Add padding;
1415         add assert for object_info_size, input_section_entry_size,
1416         global_sym_entry_size.
1417         * incremental.h (Incremental_inputs_reader): Add symbolic constants
1418         for data structure sizes; use them.
1419         (Incremental_input_entry_reader): Import symbolic constants from
1420         Incremental_inputs_reader; use them.
1421
1422 2012-04-23  David S. Miller  <davem@davemloft.net>
1423
1424         * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
1425         and elf_flags_set_.
1426         (Target_sparc::Target_sparc): Initialize new fields.
1427         (Target_sparc::do_make_elf_object): New function.
1428         (Target_sparc::do_adjust_elf_header): New function.
1429
1430 2012-04-23  Cary Coutant  <ccoutant@google.com>
1431
1432         * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
1433         CU range table of gdb index.
1434
1435 2012-04-20  David S. Miller  <davem@davemloft.net>
1436
1437         * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
1438         instead of false.
1439
1440 2012-04-16  David S. Miller  <davem@davemloft.net>
1441
1442         * sparc.cc (Target_sparc::got_address): New function.
1443         (Sparc_relocate_functions::gdop_hix22): New function.
1444         (Sparc_relocate_functions::gdop_lox10): New function.
1445         (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
1446         relocs.
1447         (Target_sparc::Scan::local): Likewise if the global symbol is not
1448         preemptible and is not IFUNC.
1449         (Target_sparc::Relocate::relocate): Perform GOTDATA code
1450         transformations for local and non-preemptible non-IFUNC global
1451         symbols.
1452
1453         * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
1454         writing out 64-bit part of ranges.
1455
1456         * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
1457         -fpic and -fpie respectively.
1458         * Makefile.in: Regenerate.
1459
1460         * sparc.cc (class Target_sparc): Add rela_ifunc_.
1461         (Target_sparc::Target_sparc): Initialize new field.
1462         (Target_sparc::do_plt_section_for_global): New function.
1463         (Target_sparc::do_plt_section_for_local): New function.
1464         (Target_sparc::reloc_needs_plt_for_ifunc): New function.
1465         (Target_sparc::make_plt_section): New function, broken out of
1466         make_plt_entry.  Use ORDER_NON_RELRO_FIRST for ".plt".
1467         (Target_sparc::make_plt_entry): Call make_plt_section.
1468         (Target_sparc::make_local_ifunc_plt_entry): New function.
1469         (Target_sparc::rela_ifunc_section): New function.
1470         (Target_sparc::plt_section): Remove const.
1471         (Output_data_plt_sparc): Update declarations.  Define Global_ifunc
1472         and Local_ifunc types.  Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
1473         and ifunc_count_ fields.
1474         (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
1475         (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
1476         (Output_data_plt_sparc::add_local_ifunc_entry): New function.
1477         (Output_data_plt_sparc::rela_ifunc): New function.
1478         (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
1479         (Output_data_plt_sparc::has_ifunc_section): New function.
1480         (Output_data_plt_sparc::entry_count): Include ifunc_count_.
1481         (Output_data_plt_sparc::address_for_global): New function.
1482         (Output_data_plt_sparc::address_for_local): New function.
1483         (Output_data_plt_sparc::plt_index_to_offset): New function.
1484         (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
1485         and entry_count.
1486         (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
1487         entry_count.
1488         (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
1489         R_SPARC_JMP_IREL to switch.
1490         (Target_sparc::Scan::check_non_pic): Likewise.
1491         (Target_sparc::Scan::local): Handle IFUNC symbols.
1492         (Target_sparc::Scan::local): Likewise.
1493         (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
1494         and plt_address_for_local.
1495         (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
1496         Define __rel_iplt_start and __rel_iplt_end if doing a static link.
1497
1498         * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
1499         (class Output_data_reloc): Adjust calls to Output_reloc_type.
1500         (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
1501         * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
1502         global relocs too.
1503         (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
1504         * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
1505         calls.
1506         * sparc.cc (Target_sparc::Scan::global): Likewise.
1507         * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1508
1509 2012-04-16  Cary Coutant  <ccoutant@google.com>
1510
1511         * archive.cc (Library_base::should_include_member): Check for
1512         --export-dynamic-symbol.
1513         * options.h (class General_options): Add --export-dynamic-symbol.
1514         * symtab.cc (Symbol::should_add_dynsym_entry): Check for
1515         --export-dynamic-symbol.
1516         (Symbol_table::gc_mark_undef_symbols): Likewise.
1517         (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
1518
1519 2012-04-12  David S. Miller  <davem@davemloft.net>
1520
1521         * sparc.cc (Reloc::wdisp10): New relocation method.
1522         (Reloc::h34): Likewise.
1523         (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
1524         (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
1525         R_SPARC_WDISP10.
1526         (Target_sparc::Scan::local): Likewise.
1527         (Target_sparc::Scan::global): Likewise.
1528         (Target_sparc::Relocate::relocate): Likewise.
1529
1530 2012-04-09  Cary Coutant  <ccoutant@google.com>
1531
1532         * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
1533         low_pc == 0.
1534
1535 2012-04-06  Ian Lance Taylor  <iant@google.com>
1536
1537         * timer.cc: #include <unistd.h>.
1538
1539 2012-04-06  Roland McGrath  <mcgrathr@google.com>
1540
1541         * configure.in (AC_CHECK_HEADERS): Add locale.h.
1542         * config.in: Regenerate.
1543         * configure: Regenerate.
1544
1545 2012-04-05  Nick Clifton  <nickc@redhat.com>
1546
1547         * configure.ac (AC_CHECK_FUNCS): Add setlocale.
1548         (AM_LC_MESSAGES): Add.
1549         * aclocal.m4: Regenerate.
1550         * config.in: Regenerate.
1551         * configure: Regenerate.
1552
1553 2012-03-21  Cary Coutant  <ccoutant@google.com>
1554
1555         * Makefile.am: Add gdb-index.cc, gdb-index.h.
1556         * Makefile.in: Regenerate.
1557         * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
1558         (Sized_elf_reloc_mapper::symbol_section): New function.
1559         (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
1560         (make_elf_reloc_mapper): New function.
1561         (Dwarf_abbrev_table::clear_abbrev_codes): New function.
1562         (Dwarf_abbrev_table::do_read_abbrevs): New function.
1563         (Dwarf_abbrev_table::do_get_abbrev): New function.
1564         (Dwarf_ranges_table::read_ranges_table): New function.
1565         (Dwarf_ranges_table::read_range_list): New function.
1566         (Dwarf_pubnames_table::read_section): New function.
1567         (Dwarf_pubnames_table::read_header): New function.
1568         (Dwarf_pubnames_table::next_name): New function.
1569         (Dwarf_die::Dwarf_die): New function.
1570         (Dwarf_die::read_attributes): New function.
1571         (Dwarf_die::skip_attributes): New function.
1572         (Dwarf_die::set_name): New function.
1573         (Dwarf_die::set_linkage_name): New function.
1574         (Dwarf_die::attribute): New function.
1575         (Dwarf_die::string_attribute): New function.
1576         (Dwarf_die::int_attribute): New function.
1577         (Dwarf_die::uint_attribute): New function.
1578         (Dwarf_die::ref_attribute): New function.
1579         (Dwarf_die::child_offset): New function.
1580         (Dwarf_die::sibling_offset): New function.
1581         (Dwarf_info_reader::check_buffer): New function.
1582         (Dwarf_info_reader::parse): New function.
1583         (Dwarf_info_reader::do_parse): New function.
1584         (Dwarf_info_reader::do_read_string_table): New function.
1585         (Dwarf_info_reader::lookup_reloc): New function.
1586         (Dwarf_info_reader::get_string): New function.
1587         (Dwarf_info_reader::visit_compilation_unit): New function.
1588         (Dwarf_info_reader::visit_type_unit): New function.
1589         (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
1590         Sized_elf_reloc_mapper.
1591         (Sized_dwarf_line_info::symbol_section): Remove function.
1592         (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
1593         (Sized_dwarf_line_info::read_line_mappings): Remove object
1594         parameter, adjust callers.
1595         (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
1596         * dwarf_reader.h: Include <sys/types.h>.
1597         (class Track_relocs): Remove forward declaration.
1598         (class Elf_reloc_mapper): New class.
1599         (class Sized_elf_reloc_mapper): New class.
1600         (class Dwarf_abbrev_table): New class.
1601         (class Dwarf_range_list): New class.
1602         (class Dwarf_ranges_table): New class.
1603         (class Dwarf_pubnames_table): New class.
1604         (class Dwarf_die): New class.
1605         (class Dwarf_info_reader): New class.
1606         (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
1607         (Sized_dwarf_line_info::symbol_section): Remove member function.
1608         * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
1609         base class.
1610         * gdb-index.cc: New source file.
1611         * gdb-index.h: New source file.
1612         * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
1613         and .debug_types sections, call Layout::add_to_gdb_index.
1614         (Sized_relobj_incr::do_section_name): Implement.
1615         (Sized_relobj_incr::do_section_contents): Adjust parameter list and
1616         return type; Implement.
1617         (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
1618         return type.
1619         * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
1620         parameter list and return type.
1621         (Sized_incr_dynobj::do_section_contents): Likewise.
1622         * layout.cc: Include gdb-index.h.
1623         (Layout::Layout): Initialize gdb_index_data_.
1624         (Layout::init_fixed_output_section): Check for .gdb_index section.
1625         (Layout::add_to_gdb_index): New function. Instantiate.
1626         * layout.h: Add forward declaration for class Gdb_index.
1627         (Layout::add_to_gdb_index): New member function.
1628         (Layout::gdb_index_data_): New data member.
1629         * main.cc: Include gdb-index.h.
1630         (main): Print statistics for gdb index.
1631         * object.cc (Object::section_contents): Move code into
1632         do_section_contents.
1633         (need_decompressed_section): Check for sections needed when building
1634         gdb index.
1635         (build_compressed_section_map): Likewise.
1636         (Sized_relobj_file::do_read_symbols): Need local symbols when building
1637         gdb index.
1638         (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
1639         sections; call Layout::add_to_gdb_index.
1640         (Sized_relobj_file::do_decompressed_section_contents): Call
1641         do_section_contents directly.
1642         * object.h (Object::do_section_contents): Adjust parameter list and
1643         return type.
1644         (Object::do_decompressed_section_contents): Call do_section_contents
1645         directly.
1646         (Sized_relobj_file::do_section_contents): Adjust parameter list and
1647         return type.
1648         * options.h (class General_options): Add --gdb-index option.
1649         * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
1650         list and return type.
1651         * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
1652         * reloc.h (Track_relocs::checkpoint): New function.
1653         (Track_relocs::reset): New function.
1654
1655         * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
1656         New test cases.
1657         * testsuite/Makefile.in: Regenerate.
1658         * testsuite/gdb_index_test.cc: New test source file.
1659         * testsuite/gdb_index_test_1.sh: New test source file.
1660         * testsuite/gdb_index_test_2.sh: New test source file.
1661
1662 2012-03-19  Doug Kwan  <dougkwan@google.com>
1663
1664         * arm.cc (Target_arm::do_define_standard_symbols): New method.
1665         (Target_arm::do_finalize_sections): Remove code which defines
1666         __exidx_start and __exidx_end.  Make symbol table parameter
1667         anonymous as it is not used.
1668         * gold.cc (queue_middle_tasks): Call target hook to define any
1669         target-specific symbols.
1670         * target.h (Target::define_standard_symbols): New method.
1671         (Target::do_define_standard_symbols): Same.
1672         * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
1673         * testsuite/Makefile.in: Regenerate.
1674         * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
1675         and __exidx_end.
1676         * testsuite/arm_exidx_test.sh: Check that no unused dynamic
1677         relocations are generated for __exidx_start and __exidx_end.
1678
1679 2012-03-16  Doug Kwan  <dougkwan@google.com>
1680
1681         * testsuite/Makefile.am: Disable test initpri3b.
1682         * testsuite/Makefile.in: Regenerate.
1683
1684 2012-03-15  Doug Kwan  <dougkwan@google.com>
1685
1686         * arm.cc (Target_arm::got_section): Make .got section read-only
1687         if -z now is given.
1688
1689 2012-03-15  Ian Lance Taylor  <iant@google.com>
1690
1691         PR gold/13850
1692         * layout.cc (Layout::make_output_section): Correctly mark
1693         SHT_INIT_ARRAY, et. al., as relro.
1694
1695 2012-03-14  Doug Kwan  <dougkwan@google.com>
1696
1697         * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
1698         dynamic relocations for protected symbols in shared objects.
1699
1700 2012-03-13  Ian Lance Taylor  <iant@google.com>
1701
1702         * resolve.cc (Symbol_table::resolve): When merging common symbols,
1703         keep the larger alignment.
1704
1705 2012-03-12  Cary Coutant  <ccoutant@google.com>
1706
1707         * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
1708         handling of DW_LNE_define_file.
1709
1710 2012-03-12  Cary Coutant  <ccoutant@google.com>
1711
1712         * reduced_debug_output.cc
1713         (Output_reduced_debug_info_section::get_die_end): Add new FORM
1714         codes to switch.
1715
1716 2012-02-29  Cary Coutant  <ccoutant@google.com>
1717
1718         * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
1719
1720 2012-02-29  Cary Coutant  <ccoutant@google.com>
1721
1722         * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1723         Call Object::decompressed_section_contents.
1724         * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
1725         New dtor.
1726         (Sized_dwarf_line_info::buffer_start_): New data member.
1727         * merge.cc (Output_merge_data::do_add_input_section): Call
1728         Object::decompressed_section_contents.
1729         (Output_merge_string::do_add_input_section): Likewise.
1730         * object.cc (need_decompressed_section): New function.
1731         (build_compressed_section_map): Decompress sections needed later.
1732         (Sized_relobj_file::do_decompressed_section_contents): New function.
1733         (Sized_relobj_file::do_discard_decompressed_sections): New function.
1734         * object.h (Object::decompressed_section_contents): New function.
1735         (Object::discard_decompressed_sections): New function.
1736         (Object::do_decompressed_section_contents): New function.
1737         (Object::do_discard_decompressed_sections): New function.
1738         (Compressed_section_info): New type.
1739         (Compressed_section_map): Include decompressed section contents.
1740         (Sized_relobj_file::do_decompressed_section_contents): New function.
1741         (Sized_relobj_file::do_discard_decompressed_sections): New function.
1742
1743 2012-02-16  Cary Coutant  <ccoutant@google.com>
1744
1745         * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
1746         * testsuite/Makefile.in: Regenerate.
1747
1748 2012-02-14  Cary Coutant  <ccoutant@google.com>
1749
1750         * options.cc (General_options::finalize): Disallow -pie and -static.
1751
1752 2012-02-03  Doug Kwan  <dougkwan@google.com>
1753
1754         * arm.cc (Arm_relocate_functions::abs8,
1755         Arm_relocate_functions::abs16): Use
1756         Bits::has_signed_unsigned_overflow32.
1757         (Arm_relocate_functions::thm_abs8): Correct range of
1758         overflow check.
1759         * reloc.h (Bits class): Change minimum number of bits from 0 to 1
1760         in assertions.
1761
1762 2012-02-02  Doug Kwan  <dougkwan@google.com>
1763
1764         * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
1765         position independent outputs, not just shared objects.
1766
1767 2012-01-30  H.J. Lu  <hongjiu.lu@intel.com>
1768
1769         * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
1770         * configure: Regenerated.
1771
1772 2012-01-27  Ian Lance Taylor  <iant@google.com>
1773
1774         * reloc.h (Bits): New class with static functions, copied from
1775         namespace utils in arm.cc.
1776         * arm.cc (namespace utils): Remove.  Rewrite all uses to use Bits
1777         instead.
1778
1779 2012-01-27  H.J. Lu  <hongjiu.lu@intel.com>
1780
1781         * incremental.cc (write_info_blocks): Correct relocation offset.
1782
1783 2012-01-27  H.J. Lu  <hongjiu.lu@intel.com>
1784
1785         * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
1786         (Relocate::tls_gd_to_le): Likewise.
1787
1788 2012-01-27  H.J. Lu  <hongjiu.lu@intel.com>
1789
1790         * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
1791
1792 2012-01-27  H.J. Lu  <hongjiu.lu@intel.com>
1793
1794         * configure.ac: Check if -mcmodel=medium works.
1795         * configure: Regenerated.
1796
1797 2012-01-24  Cary Coutant  <ccoutant@google.com>
1798
1799         * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
1800         definition and ...
1801         (read_unsigned_LEB_128_x): ... this new function.
1802         (read_signed_LEB_128): Replaced with inline definition and ...
1803         (read_signed_LEB_128_x): ... this new function.
1804         * int_encoding.h  (read_unsigned_LEB_128_x): New function.
1805         (read_unsigned_LEB_128): Add inline definition.
1806         (read_signed_LEB_128_x): New function.
1807         (read_signed_LEB_128): Add inline definition.
1808         * testsuite/Makefile.am (leb128_unittest): New unit test.
1809         * testsuite/Makefile.in: Regenerate.
1810         * testsuite/leb128_unittest.cc: New unit test.
1811
1812 2012-01-23  Ian Lance Taylor  <iant@google.com>
1813
1814         PR gold/13617
1815         * i386.cc (Target_i386::do_code_fill): When using a jmp
1816         instruction, pad with nop instructions.
1817         * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1818
1819 2012-01-22  H.J. Lu  <hongjiu.lu@intel.com>
1820
1821         * x86_64.cc (gc_process_relocs): Add typename on types used in
1822         template.
1823         (scan_relocs): Likewise.
1824         (relocate_section): Likewise.
1825         (apply_relocation): Likewise.
1826
1827 2012-01-10  H.J. Lu  <hongjiu.lu@intel.com>
1828
1829         * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
1830         (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
1831         under x32.
1832
1833 2012-01-09  H.J. Lu  <hongjiu.lu@intel.com>
1834
1835         * x86_64.cc: Initial support for x32.
1836
1837 2012-01-03  Cary Coutant  <ccoutant@google.com>
1838
1839         * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
1840         Use abstract base class for GOT.
1841         * gold/output.h (class Output_data_got_base): New abstract base class.
1842         (class Output_data_got): Derive from new base class, adjust ctors.
1843         (Output_data_got::reserve_slot): Make virtual; rename to
1844         do_reserve_slot; Adjust callers.
1845         * gold/target.h (Sized_target::init_got_plt_for_update): Return
1846         pointer to abstract base class.
1847         * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
1848
1849 2011-12-18  Ian Lance Taylor  <iant@google.com>
1850
1851         * object.h (Relobj::local_symbol_value): New function.
1852         (Relobj::local_plt_offset): New function.
1853         (Relobj::local_has_got_offset): New function.
1854         (Relobj::local_got_offset): New function.
1855         (Relobj::set_local_got_offset): New function.
1856         (Relobj::do_local_symbol_value): New pure virtual function.
1857         (Relobj::do_local_plt_offset): Likewise.
1858         (Relobj::do_local_has_got_offset): Likewise.
1859         (Relobj::do_local_got_offset): Likewise.
1860         (Relobj::do_set_local_got_offset): Likewise.
1861         (Sized_relobj::do_local_has_got_offset): Rename from
1862         local_has_got_offset.
1863         (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
1864         (Sized_relobj::do_set_local_got_offset): Rename from
1865         set_local_got_offset.
1866         (Sized_relobj_file::do_local_plt_offset): Rename from
1867         local_plt_offset.
1868         (Sized_relobj_file::do_local_symbol_value): New function.
1869         * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
1870         local_plt_offset.
1871         * output.cc (Output_data_got::Got_entry::write): Change object to
1872         Relobj.  Use local_symbol_value.
1873         (Output_data_got::add_global_with_rel): Change rel_dyn to
1874         Output_data_reloc_generic*.  Use add_global_generic.
1875         (Output_data_got::add_global_with_rela): Remove.  Change all
1876         callers to use add_global_with_rel.
1877         (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
1878         Output_data_reloc_generic*.  Use add_global_generic.
1879         (Output_data_got::add_global_pair_with_rela): Remove.  Change all
1880         callers to use add_global_pair_with_rel.
1881         (Output_data_got::add_local): Change object to Relobj*.
1882         (Output_data_got::add_local_plt): Likewise.
1883         (Output_data_got::add_local_with_rel): Change object to Relobj*,
1884         change rel_dyn to Output_data_reloc_generic*.  Use
1885         add_local_generic.
1886         (Output_data_got::add_local_with_rela): Remove.  Change all
1887         callers to use all_local_with_rel.
1888         (Output_data_got::add_local_pair_with_rel): Change object to
1889         Relobj*, change rel_dyn to Output_data_reloc_generic*.  Use
1890         add_output_section_generic.
1891         (Output_data_got::add_local_pair_with_rela): Remove.  Change all
1892         callers to use add_local_pair_with_rel.
1893         (Output_data_got::reserve_local): Change object to Relobj*.
1894         * output.h: (class Output_data_reloc_generic): Add pure virtual
1895         declarations for add_global_generic, add_local_generic,
1896         add_output_section_generic.
1897         (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
1898         functions for Output_data_reloc_generic.  Update declarations for
1899         changes listed in output.cc.
1900         (class Output_data_got): Change template parameter to got_size.
1901         Don't define Rel_dyn or Rela_dyn.  Update declarations per above.
1902         * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
1903         function.
1904         (Sized_relobj_incr::do_local_plt_offset): New function.
1905         * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
1906         add_global_generic.
1907
1908 2011-12-17  Cary Coutant  <ccoutant@google.com>
1909
1910         * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
1911         * resolve.cc (Symbol_table::resolve): Likewise.
1912         * i386.cc (Target_i386::do_code_fill): Use char constants for nop
1913         arrays.
1914         * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1915
1916 2011-12-16  Ian Lance Taylor  <iant@google.com>
1917
1918         * output.h (Output_data_reloc_generic::add): Only call
1919         add_dynamic_reloc if this is a dynamic reloc section.
1920
1921 2011-12-15  H.J. Lu  <hongjiu.lu@intel.com>
1922
1923         PR gold/13505
1924         * target-reloc.h (apply_relocation): Replace <64, false> with
1925         <size, big_endian>.
1926
1927 2011-11-25  Nick Clifton  <nickc@redhat.com>
1928
1929         * po/it.po: New Italian translation.
1930
1931 2011-11-17  Sterling Augustine  <saugustine@google.com>
1932
1933         * script.cc (script_include_directive): Implement.
1934         (read_script_file): New local variables name and search_path. Update
1935         comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
1936         * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
1937         * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
1938
1939 2011-11-11  Sterling Augustine  <saugustine@google.com>
1940
1941         * yyscript.y (section_cmd): Add support for INCLUDE directive.
1942         (file_or_sections_cmd): Likewise.
1943
1944 2011-11-11  Doug Kwan  <dougkwan@google.com>
1945
1946         * arm.cc (Target_arm::do_make_elf_object): Allow executable also
1947         if --just-symbols is given.
1948
1949 2011-11-10  Doug Kwan  <dougkwan@google.com>
1950
1951         PR gold/13362
1952         * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
1953         when processing data relocs.
1954         * reloc.h (Relocate_functions::rel_unaligned): New method.
1955         (Relocate_functions::pcrel_unaligned): Ditto.
1956         (Relocate_functions::rel32_unaligned): Ditto.
1957         (Relocate_functions::pcrel32_unaligned): Ditto.
1958
1959 2011-11-09  Doug Kwan  <dougkwan@google.com>
1960
1961         PR gold/13362
1962         * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
1963         Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
1964         * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
1965         RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1966         (Relocate_functions::rel_unaligned): New.
1967         (Relocate_functions::rel32_unaligned): New.
1968         * target-reloc.h (relocate_for_relocatable): Add code to handle
1969         RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1970         * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
1971         arm_unaligned_reloc_r): New targets.
1972         * testsuite/Makefile.in: Regenerate.
1973         * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
1974         linking.
1975
1976 2011-11-02  Ian Lance Taylor  <iant@google.com>
1977
1978         * configure.ac: Add --with-lib-path option.  Define LIB_PATH and
1979         NATIVE_LINKER.
1980         * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
1981         * options.cc (General_options::finalize): Use library search path
1982         from configure script if specified.  If not native and no sysroot,
1983         only search TOOLLIBDIR.
1984         * options.h (Search_directory::Search_directory): Change name to
1985         const std::string&.
1986         (General_options::add_to_library_path_with_sysroot): Change arg to
1987         const std::string&.
1988         * configure, Makefile.in, config.in: Rebuild.
1989
1990 2011-11-02  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
1991
1992         * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
1993         we are working around the ARM1176 Erratum.
1994         * options.h (General_options::fix_arm1176): Add option.
1995         * testsuite/Makefile.am: Add testcases, and keep current ones
1996         working.
1997         * testsuite/Makefile.in: Regenerate.
1998         * testsuite/arm_fix_1176.s: New file.
1999         * testsuite/arm_fix_1176.sh: Likewise.
2000
2001 2011-11-02  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
2002
2003         * arm.cc (Target_arm::Target_arm): Remove initialisation of
2004         may_use_blx_.
2005         (Target_arm::may_use_blx): Remove method.
2006         (Target_arm::set_may_use_blx): Likewise.
2007         (Target_arm::may_use_v4t_interworking): New method.
2008         (Target_arm::may_use_v5t_interworking): Likewise.
2009         (Target_arm::may_use_blx_): Remove member variable.
2010         (Arm_relocate_functions::arm_branch_common): Check for v5T
2011         interworking.
2012         (Arm_relocate_functions::thumb_branch_common): Likewise.
2013         (Reloc_stub::stub_type_for_reloc): Likewise.
2014         (Target_arm::do_finalize_sections): Correct interworking checks.
2015         * testsuite/Makefile.am: Add new tests.
2016         * testsuite/Makefile.in: Regenerate.
2017         * testsuite/arm_farcall_arm_arm.s: New test.
2018         * testsuite/arm_farcall_arm_arm.sh: Likewise.
2019         * testsuite/arm_farcall_arm_thumb.s: Likewise.
2020         * testsuite/arm_farcall_arm_thumb.sh: Likewise.
2021         * testsuite/arm_farcall_thumb_arm.s: Likewise.
2022         * testsuite/arm_farcall_thumb_arm.sh: Likewise.
2023         * testsuite/arm_farcall_thumb_thumb.s: Likewise.
2024         * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
2025
2026 2011-10-31  Cary Coutant  <ccoutant@google.com>
2027
2028         PR gold/13023
2029         * expression.cc (Expression::eval_with_dot): Add
2030         is_section_dot_assignment parameter.
2031         (Expression::eval_maybe_dot): Likewise.  Adjust value when rhs is
2032         absolute and assigning to dot within a section.
2033         * script-sections.cc
2034         (Output_section_element_assignment::set_section_addresses): Pass
2035         dot_section to set_if_absolute.
2036         (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
2037         as is_section_dot_assignment flag to eval_with_dot.
2038         (Output_section_element_dot_assignment::set_section_addresses):
2039         Likewise.
2040         * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
2041         parameter.  Also set value if relative to dot_section; set the
2042         symbol's output_section.
2043         * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
2044         parameter.  Adjust all callers.
2045         (Expression::eval_maybe_dot): Likewise.
2046         (Symbol_assignment::set_if_absolute): Add dot_section parameter.
2047         Adjust all callers.
2048         * testsuite/script_test_2.t: Test assignment of an absolute value
2049         to dot within an output section element.
2050
2051 2011-10-31  Cary Coutant  <ccoutant@google.com>
2052
2053         * options.h (class General_options): Add --[no-]gnu-unique options.
2054         * symtab.cc (Symbol_table::sized_write_globals): Convert
2055         STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
2056
2057 2011-10-31  Cary Coutant  <ccoutant@google.com>
2058
2059         PR gold/13359
2060         * i386.cc (Target_i386::Relocate::relocate_tls): Remove
2061         unnecessary assertion.
2062         * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
2063
2064 2011-10-31 Sriraman Tallam  <tmsriram@google.com>
2065
2066         * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
2067         gc_mark_symbol.
2068         * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
2069         gc_mark_symbol.
2070         Change to just keep the section associated with symbol.
2071         (Symbol_table::add_from_relobj): Mark symbols as not garbage when
2072         they are externally visible and --export-dynamic is turned on.
2073         (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
2074
2075 2011-10-19  Ian Lance Taylor  <iant@google.com>
2076
2077         PR gold/13163
2078         * script-sections.cc
2079         (Output_section_element_dot_assignment::needs_output_section): New
2080         function.
2081
2082 2011-10-19  Ian Lance Taylor  <iant@google.com>
2083
2084         PR gold/13204
2085         * layout.cc (Layout::segment_precedes): Don't assert failure if a
2086         --section-start option was seen.
2087         * options.h (General_options::any_section_start): New function.
2088
2089 2011-10-18  David S. Miller  <davem@davemloft.net>
2090
2091         PR binutils/13301
2092         * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
2093         member to track relocation locations that have moved during TLS
2094         reloc optimizations.
2095         (Target_sparc::Relocate::Relocate): Initialize to NULL.
2096         (Target_sparc::Relocate::relocate): Adjust view down by 4
2097         bytes if it matches reloc_adjust_addr_.
2098         (Target_sparc::Relocate::relocate_tls): Always move the
2099         __tls_get_addr call delay slot instruction forward 4 bytes when
2100         performing relaxation.
2101
2102 2011-10-18  Cary Coutant  <ccoutant@google.com>
2103
2104         * output.cc (posix_fallocate): Return 0 on success, errno on failure.
2105         (Output_file::map_no_anonymous): Check for non-zero
2106         return code from posix_fallocate.
2107
2108 2011-10-17  Cary Coutant  <ccoutant@google.com>
2109
2110         PR gold/13245
2111         * plugin.cc (is_visible_from_outside): Check for symbols
2112         referenced from dynamic objects.
2113         * resolve.cc (Symbol_table::resolve): Don't count references
2114         from dynamic objects as references from real ELF files.
2115         * testsuite/plugin_test_2.sh: Adjust expected result.
2116
2117 2011-10-17  Cary Coutant  <ccoutant@google.com>
2118
2119         * gold.cc: Include timer.h.
2120         (queue_middle_tasks): Stamp time.
2121         (queue_final_tasks): Likewise.
2122         * main.cc (main): Store timer in parameters.  Print timers
2123         for each pass.
2124         * parameters.cc (Parameters::Parameters): Initialize timer_.
2125         (Parameters::set_timer): New function.
2126         (set_parameters_timer): New function.
2127         * parameters.h (Parameters::set_timer): New function.
2128         (Parameters::timer): New function.
2129         (Parameters::timer_): New data member.
2130         (set_parameters_timer): New function.
2131         * timer.cc (Timer::stamp): New function.
2132         (Timer::get_pass_time): New function.
2133         * timer.h (Timer::stamp): New function.
2134         (Timer::get_pass_time): New function.
2135         (Timer::pass_times_): New data member.
2136
2137 2011-10-17  Cary Coutant  <ccoutant@google.com>
2138
2139         * readsyms.cc (Read_symbols::run): Don't queue an unblocker
2140         task for members of lib groups.
2141
2142 2011-10-17  Cary Coutant  <ccoutant@google.com>
2143
2144         PR gold/13288
2145         * fileread.cc (File_read::find_view): Add assert.
2146         (File_read::make_view): Move bounds check (replace with assert)...
2147         (File_read::find_or_make_view): ... to here.
2148
2149 2011-10-12  Cary Coutant  <ccoutant@google.com>
2150
2151         * output.cc (Output_file::open_base_file): Handle case where
2152         ::read returns less than requested size.
2153
2154 2011-10-10  Cary Coutant  <ccoutant@google.com>
2155
2156         * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
2157         Initialize defined_count_.
2158         (Sized_relobj_incr::do_add_symbols): Count defined symbols.
2159         (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
2160         (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
2161         (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
2162         (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
2163         * incremental.h (Sized_relobj_incr::defined_count_): New data
2164         member.
2165         (Sized_incr_dynobj::defined_count_): New data member.
2166         * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
2167         Return zeroes instead of internal error.
2168
2169 2011-10-10  Cary Coutant  <ccoutant@google.com>
2170
2171         PR gold/13249
2172         * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
2173         (Output_reloc::symbol_value): Return PLT offset if flag is set.
2174         * output.h (class Output_reloc): Add use_plt_offset flag.
2175         (Output_reloc::type_): Adjust size of bit field.
2176         (Output_reloc::use_plt_offset_): New bit field.
2177         (class Output_data_reloc): Adjust all calls to Output_reloc_type.
2178         (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
2179         flag.  Adjust all callers.
2180         * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
2181         creating RELATIVE relocations.
2182
2183 2011-10-10  Nick Clifton  <nickc@redhat.com>
2184
2185         * po/es.po: Updated Spanish translation.
2186         * po/fi.po: Updated Finnish translation.
2187
2188 2011-10-03   Diego Novillo  <dnovillo@google.com>
2189
2190         * options.cc (parse_uint): Fix dereference of RETVAL.
2191
2192 2011-09-29  Sriraman Tallam  <tmsriram@google.com>
2193
2194         * layout.h (section_order_map_): New member.
2195         (get_section_order_map): New member function.
2196         * output.cc (Output_section::add_input_section): Check for patterns
2197         only when --section-ordering-file is specified.
2198         * gold.cc (queue_middle_tasks): Delay updating order of sections till
2199         output_sections have been formed.
2200         * layout.cc (Layout_Layout): Initialize section_order_map_.
2201         * plugin.cc (update_section_order): Store order in order_map. Do not
2202         update the order.
2203         * testsuite/Makefile.am: Add test case for plugin_final_layout.
2204         * testsuite/Makefile.in: Regenerate.
2205         * testsuite/plugin_section_order.c: New file.
2206         * testsuite/plugin_final_layout.cc: New file.
2207         * testsuite/plugin_final_layout.sh: New file.
2208
2209 2011-09-29  Cary Coutant  <ccoutant@google.com>
2210
2211         * incremental.cc (Sized_incremental_binary::do_process_got_plt):
2212         Check for NULL.
2213         * symtab.cc (Symbol_table::add_from_relobj): Ignore version
2214         symbols during incremental update.
2215         (Symbol_table::add_from_dynobj): Likewise.
2216
2217 2011-09-27  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
2218             Ian Lance Taylor  <iant@google.com>
2219
2220         * symtab.cc (Symbol_table::define_special_symbol): Always
2221         canonicalize version string.
2222
2223 2011-09-26  Cary Coutant  <ccoutant@google.com>
2224
2225         * gold.cc (queue_initial_tasks): Move option checks ...
2226         * options.cc (General_options::finalize): ... to here. Disable
2227         some options; make others fatal.
2228
2229 2011-09-26  Cary Coutant  <ccoutant@google.com>
2230
2231         gcc PR lto/47247
2232         * plugin.cc (get_symbols_v2): New function.
2233         (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
2234         (is_referenced_from_outside): New function.
2235         (Pluginobj::get_symbol_resolution_info): Add version parameter, return
2236         LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
2237         (get_symbols): Pass version parameter.
2238         (get_symbols_v2): New function.
2239         * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
2240         parameter.
2241         * testsuite/plugin_test.c (get_symbols_v2): New static variable.
2242         (onload): Add LDPT_GET_SYMBOLS_V2.
2243         (all_symbols_read_hook): Use get_symbols_v2; check for
2244         LDPR_PREVAILING_DEF_IRONLY_EXP.
2245         * testsuite/plugin_test_3.sh: Update expected results.
2246
2247 2011-09-23  Simon Baldwin  <simonb@google.com>
2248
2249         * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
2250         configuration options.
2251         * configure: Regenerate.
2252         * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
2253         * Makefile.in: Regenerate.
2254         * testsuite/Makefile.in: Regenerate.
2255
2256 2011-09-19  Sriraman Tallam  <tmsriram@google.com>
2257
2258         * plugin.h (should_defer_layout): Modify to check for any_claimed_.
2259
2260 2011-09-19  Cary Coutant  <ccoutant@google.com>
2261
2262         * incremental.cc (can_incremental_update): Fix typo in comment.
2263         * incremental.h (can_incremental_update): Likewise.
2264
2265 2011-09-18  Cary Coutant  <ccoutant@google.com>
2266
2267         * incremental.cc (can_incremental_update): New function.
2268         * incremental.h (can_incremental_update): New function.
2269         * layout.cc (Layout::init_fixed_output_section): Call it.
2270         (Layout::make_output_section): Don't allow patch space in .eh_frame.
2271         * object.cc (Sized_relobj_file::do_layout): Call
2272         can_incremental_update.
2273
2274 2011-09-13  Cary Coutant  <ccoutant@google.com>
2275
2276         * configure.ac: Check for glibc support for gnu_indirect_function
2277         support with static linking, setting automake conditional
2278         IFUNC_STATIC.
2279         * Makefile.in: Regenerate.
2280         * configure: Regenerate.
2281
2282         * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
2283         (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
2284         for IFUNC_STATIC.
2285         * testsuite/Makefile.in: Regenerate.
2286
2287 2011-09-13  Cary Coutant  <ccoutant@google.com>
2288
2289         * incremental.cc (Sized_relobj_incr::do_layout): Call
2290         report_comdat_group for kept comdat sections.
2291         * testsuite/Makefile.am (incremental_comdat_test_1): New test.
2292         * testsuite/Makefile.in: Regenerate.
2293         * testsuite/incr_comdat_test_1.cc: New source file.
2294         * testsuite/incr_comdat_test_2_v1.cc: New source file.
2295         * testsuite/incr_comdat_test_2_v2.cc: New source file.
2296         * testsuite/incr_comdat_test_2_v3.cc: New source file.
2297
2298 2011-09-13  Ian Lance Taylor  <iant@google.com>
2299
2300         * object.cc (Sized_relobj_file::do_layout): Remove unused local
2301         variable external_symbols_offset.
2302
2303 2011-09-12  Ian Lance Taylor  <iant@google.com>
2304
2305         * object.cc (Sized_relobj_file::do_layout): Remove assertion which
2306         triggered if object has no symbols.
2307
2308 2011-09-09  David S. Miller  <davem@davemloft.net>
2309
2310         * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
2311         (Output_fill_debug_line::do_write): Likewise.
2312
2313 2011-08-29  Cary Coutant  <ccoutant@google.com>
2314
2315         * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
2316         casts to match formatting specs.
2317         (Output_fill_debug_line::do_minimum_hole_size): Likewise.
2318
2319 2011-08-26  Cary Coutant  <ccoutant@google.com>
2320
2321         * layout.cc (Free_list::allocate): Provide guarantee of minimum
2322         remaining hole size when allocating.
2323         (Layout::make_output_section): Set fill methods for debug sections.
2324         * layout.h (Free_list::Free_list_node): Move from private to
2325         public.
2326         (Free_list::set_min_hole_size): New function.
2327         (Free_list::begin, Free_list::end): New functions.
2328         (Free_list::min_hole_): New data member.
2329         * output.cc: Include dwarf.h.
2330         (Output_fill_debug_info::do_minimum_hole_size): New function.
2331         (Output_fill_debug_info::do_write): New function.
2332         (Output_fill_debug_line::do_minimum_hole_size): New function.
2333         (Output_fill_debug_line::do_write): New function.
2334         (Output_section::Output_section): Initialize new data member.
2335         (Output_section::set_final_data_size): Ensure patch space is larger
2336         than minimum hole size.
2337         (Output_section::do_write): Fill holes in debug sections.
2338         * output.h (Output_fill): New class.
2339         (Output_fill_debug_info): New class.
2340         (Output_fill_debug_line): New class.
2341         (Output_section::set_free_space_fill): New function.
2342         (Output_section::free_space_fill_): New data member.
2343         * testsuite/Makefile.am (incremental_test_3): Add
2344         --incremental-patch option.
2345         (incremental_test_4): Likewise.
2346         (incremental_test_5): Likewise.
2347         (incremental_test_6): Likewise.
2348         (incremental_copy_test): Likewise.
2349         (incremental_common_test_1): Likewise.
2350         * testsuite/Makefile.in: Regenerate.
2351
2352 2011-08-26  Nick Clifton  <nickc@redhat.com>
2353
2354         * po/es.po: Updated Spanish translation.
2355
2356 2011-08-01  Cary Coutant  <ccoutant@google.com>
2357
2358         * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
2359         * gold/testsuite/Makefile.in: Regenerate.
2360         * gold/testsuite/justsyms_exec.c: New source file.
2361         * gold/testsuite/justsyms_lib.c: New source file.
2362
2363 2011-08-01  Cary Coutant  <ccoutant@google.com>
2364
2365         * layout.cc (Layout::set_segment_offsets): Don't realign text
2366         segment if -Ttext was specified.
2367         * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
2368         file type.
2369         * object.h (Sized_relobj_file::e_type): New function.
2370         (Sized_relobj_file::e_type_): New data member.
2371         * symtab.cc (Symbol_table::add_from_relobj): Don't add section
2372         base address for ET_EXEC files.
2373         * target.cc (Target::do_make_elf_object_implementation): Allow
2374         ET_EXEC files with --just-symbols option.
2375
2376 2011-07-28  Cary Coutant  <ccoutant@google.com>
2377
2378         * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
2379         Add thread_number parameter.
2380         (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
2381         * workqueue-threads.cc
2382         (Workqueue_threader_threadpool::should_cancel_thread): Cancel
2383         current thread if its thread number is greater than desired thread
2384         count.
2385         * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
2386         Add thread_number parameter.
2387         (Workqueue::should_cancel_thread): Likewise.
2388         (Workqueue::find_runnable_or_wait): Pass thread_number to
2389         should_cancel_thread.
2390         * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
2391         parameter.
2392
2393 2011-07-22  Sriraman Tallam  <tmsriram@google.com>
2394
2395         * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
2396         only after checking if it cannot be forced local.
2397         * symtab.h (is_externally_visible): Check if the symbol is not forced
2398         local.
2399
2400 2011-07-15  Ian Lance Taylor  <iant@google.com>
2401
2402         * options.h (class General_options): Add --print-output-format.
2403         Move -EL next to -EB, for  better --help output.
2404         * target-select.cc: Include <cstdio>, "options.h", and
2405         "parameters.h".
2406         (Target_selector::do_target_bfd_name): New function.
2407         (print_output_format): New function.
2408         * target-select.h (class Target_selector): Update declarations.
2409         (Target_selector::target_bfd_name): New function.
2410         (print_output_format): Declare.
2411         * main.cc: Include "target-select.h".
2412         (main): Handle --print-output-format.
2413         * gold.cc: Include "target-select.h".
2414         (queue_initial_tasks): Handle --print-output-format when there are
2415         no input files.
2416         * parameters.cc (parameters_force_valid_target): Give a better
2417         error message if -EB/-EL does not match target.
2418         * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
2419         function.
2420
2421 2011-07-15  Ian Lance Taylor  <iant@google.com>
2422
2423         * i386.cc (class Output_data_plt_i386): Add layout_ field.
2424         (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
2425         (Output_data_plt_i386::do_write): Write address of .dynamic
2426         section to first entry in .got.plt section.
2427         * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
2428         (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
2429         Initialize layout_.
2430         (Output_data_plt_x86_64::do_write): Write address of .dynamic
2431         section to first entry in .got.plt section.
2432         * layout.h (Layout::dynamic_section): New function.
2433
2434 2011-07-13  Sriraman Tallam  <tmsriram@google.com>
2435
2436         * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
2437         to claim_file call.
2438         * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
2439         input_section_position_, and input_section_glob_.
2440         (read_layout_from_file): Call function section_ordering_specified.
2441         * layout.h (is_section_ordering_specified): New function.
2442         (section_ordering_specified): New function.
2443         (section_ordering_specified_): New boolean member.
2444         * main.cc(main): Call load_plugins after layout object is defined.
2445         * output.cc (Output_section::add_input_section): Use
2446         function section_ordering_specified to check if section ordering is
2447         needed.
2448         * output.cc (Output_section::add_relaxed_input_section): Use
2449         function section_ordering_specified to check if section ordering is
2450         needed.
2451         (Output_section::update_section_layout): New function.
2452         (Output_section::sort_attached_input_sections): Check if input section
2453         must be reordered.
2454         * output.h (Output_section::update_section_layout): New function.
2455         * plugin.cc (get_section_count): New function.
2456         (get_section_type): New function.
2457         (get_section_name): New function.
2458         (get_section_contents): New function.
2459         (update_section_order): New function.
2460         (allow_section_ordering): New function.
2461         (Plugin::load): Add the new interfaces to the transfer vector.
2462         (Plugin_manager::load_plugins): New parameter.
2463         (Plugin_manager::all_symbols_read): New parameter.
2464         (Plugin_manager::claim_file): New parameter. Save the elf object for
2465         unclaimed objects.
2466         (Plugin_manager::get_elf_object): New function.
2467         (Plugin_manager::get_view): Change to directly use the bool to check
2468         if get_view is called from claim_file_hook.
2469         * plugin.h (input_objects): New function
2470         (Plugin__manager::load_plugins): New parameter.
2471         (Plugin_manager::claim_file): New parameter.
2472         (Plugin_manager::get_elf_object): New function.
2473         (Plugin_manager::in_claim_file_handler): New function.
2474         (Plugin_manager::in_claim_file_handler_): New member.
2475         (layout): New function.
2476         * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
2477         handler with an extra parameter. Make the elf object before calling
2478         claim_file handler.
2479         * testsuite/plugin_test.c (get_section_count): New function pointer.
2480         (get_section_type): New function pointer.
2481         (get_section_name): New function pointer.
2482         (get_section_contents): New function pointer.
2483         (update_section_order): New function pointer.
2484         (allow_section_ordering): New function pointer.
2485         (onload): Check if the new interfaces exist.
2486
2487 2011-07-13  Ian Lance Taylor  <iant@google.com>
2488
2489         * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
2490         relro section.
2491         * x86_64.cc (Target_x86_64::got_section): Likewise.
2492         * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
2493         (relro_now_test_SOURCES): New variable.
2494         (relro_now_test_DEPENDENCIES): New variable.
2495         (relro_now_test_LDFLAGS): New variable.
2496         (relro_now_test_LDADD): New variable.
2497         (relro_now_test.so): New target.
2498         * testsuite/Makefile.in: Rebuild.
2499
2500 2011-07-12  Ian Lance Taylor  <iant@google.com>
2501
2502         PR gold/12980
2503         * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
2504         GLOB_DAT relocation rather than a RELATIVE relocation for a
2505         protected symbol when creating a shared library.
2506         * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2507         * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
2508         * testsuite/protected_main_1.cc (main): Test that protected
2509         function has same address.
2510
2511 2011-07-11  Ian Lance Taylor  <iant@google.com>
2512
2513         PR gold/12979
2514         * options.h (class General_options): Add -Bgroup.
2515         * options.cc (General_options::finalize): If -Bgroup is set,
2516         default to --unresolved-symbols=report-all.
2517         * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
2518         * target-reloc.h (issue_undefined_symbol_error): Handle
2519         --unresolved-symbols=report-all.
2520
2521 2011-07-08  Ian Lance Taylor  <iant@google.com>
2522
2523         PR gold/11985
2524         * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
2525         if linker script discards key sections.
2526         (Layout::create_dynamic_symtab): Likewise.
2527         (Layout::assign_local_dynsym_offsets): Likewise.
2528         (Layout::sized_create_version_sections): Likewise.
2529         (Layout::create_interp): Likewise.
2530         (Layout::finish_dynamic_section): Likewise.
2531         (Layout::set_dynamic_symbol_size): Likewise.
2532
2533 2011-07-08  Ian Lance Taylor  <iant@google.com>
2534
2535         PR gold/12386
2536         * options.h (class General_options): Add --unresolved-symbols.
2537         * target-reloc.h (issue_undefined_symbol_error): Check
2538         --unresolved-symbols.  Add comments.
2539
2540 2011-07-08  Ian Lance Taylor  <iant@google.com>
2541
2542         * testsuite/odr_violation2.cc (Ordering::operator()): Make
2543         expression more complex.
2544
2545 2011-07-08  Ian Lance Taylor  <iant@google.com>
2546
2547         PR gold/11317
2548         * target-reloc.h (issue_undefined_symbol_error): New inline
2549         function, broken out of relocate_section.
2550         (relocate_section): Call issue_undefined_symbol_error.
2551         * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
2552         there is no TLS segment if we are about to issue an undefined
2553         symbol error.
2554         * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2555
2556 2011-07-08  Ian Lance Taylor  <iant@google.com>
2557
2558         PR gold/12279
2559         * resolve.cc (Symbol_table::should_override): Add fromtype
2560         parameter.  Change all callers.  Give error when linking together
2561         TLS and non-TLS symbol.
2562         (Symbol_table::should_override_with_special): Add fromtype
2563         parameter.  Change all callers.
2564         * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
2565         there is no TLS segment if we have reported some errors.
2566         * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2567
2568 2011-07-08  Ian Lance Taylor  <iant@google.com>
2569
2570         PR gold/12372
2571         * target.h (Target::plt_address_for_global): New function.
2572         (Target::plt_address_for_local): New function.
2573         (Target::plt_section_for_global): Remove.
2574         (Target::plt_section_for_local): Remove.
2575         (Target::do_plt_address_for_global): New virtual function.
2576         (Target::do_plt_address_for_local): New virtual function.
2577         (Target::do_plt_section_for_global): Remove.
2578         (Target::do_plt_section_for_local): Remove.
2579         (Target::register_global_plt_entry): Add Symbol_table and Layout
2580         parameters.
2581         * output.cc (Output_data_got::Got_entry::write): Use
2582         plt_address_for_global and plt_address_for_local.
2583         * layout.cc (Layout::add_target_dynamic_tags): Use size and
2584         address of output section.
2585         * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
2586         got_irelative_, and irelative_count_ fields.  Update
2587         declarations.
2588         (Output_data_plt_i386::has_irelative_section): New function.
2589         (Output_data_plt_i386::entry_count): Add irelative_count_.
2590         (Output_data_plt_i386::set_final_data_size): Likewise.
2591         (class Target_i386): Add got_irelative_ and rel_irelative_
2592         fields.  Update declarations.
2593         (Target_i386::Target_i386): Initialize new fields.
2594         (Target_i386::do_plt_address_for_global): New function replacing
2595         do_plt_section_for_global.
2596         (Target_i386::do_plt_address_for_local): New function replacing
2597         do_plt_section_for_local.
2598         (Target_i386::got_section): Create got_irelative_.
2599         (Target_i386::rel_irelative_section): New function.
2600         (Output_data_plt_i386::Output_data_plt_i386): Initialize new
2601         fields.  Don't define __rel_iplt_{start,end}.
2602         (Output_data_plt_i386::add_entry): Add symtab and layout
2603         parameters.  Change all callers.  Use different PLT and GOT for
2604         IFUNC symbols.
2605         (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
2606         layout parameters.  Change all callers.  Use different PLT and
2607         GOT.
2608         (Output_data_plt_i386::rel_tls_desc): Fix formatting.
2609         (Output_data_plt_i386::rel_irelative): New function.
2610         (Output_data_plt_i386::address_for_global): New function.
2611         (Output_data_plt_i386::address_for_local): New function.
2612         (Output_data_plt_i386::do_write): Write out IRELATIVE area.  Use
2613         IRELATIVE GOT when changing IFUNC GOT entries.
2614         (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
2615         reloc.
2616         (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
2617         if we didn't create an IRELATIVE GOT.
2618         (Target_i386::Relocate::relocate): Use plt_address_for_global and
2619         plt_address_for_local.
2620         (Target_i386::do_dynsym_value): Use plt_address_for_global.
2621         * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
2622         got_irelative_, and irelative_count_ fields.  Update
2623         declarations.
2624         (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
2625         Initialize new fields.  Remove symtab parameter.  Change all
2626         callers.
2627         (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
2628         irelative_count_.
2629         (Output_data_plt_x86_64::has_irelative_section): New function.
2630         (Output_data_plt_x86_64::entry_count): Add irelative_count_.
2631         (class Target_x86_64): Add got_irelative_ and rel_irelative_
2632         fields.  Update declarations.
2633         (Target_x86_64::Target_x86_64): Initialize new fields.
2634         (Target_x86_64::do_plt_address_for_global): New function replacing
2635         do_plt_section_for_global.
2636         (Target_x86_64::do_plt_address_for_local): New function replacing
2637         do_plt_section_for_local.
2638         (Target_x86_64::got_section): Create got_irelative_.
2639         (Target_x86_64::rela_irelative_section): New function.
2640         (Output_data_plt_x86_64::init): Remove symtab parameter.  Change
2641         all callers.  Don't create __rel_iplt_{start,end}.
2642         (Output_data_plt_x86_64::add_entry): Add symtab and layout
2643         parameters.  Change all callers.  Use different PLT and GOT for
2644         IFUNC symbols.
2645         (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
2646         layout parameters.  Change all callers.  Use different PLT and
2647         GOT.
2648         (Output_data_plt_x86_64::add_relocation): Add symtab and layout
2649         parameters.  Change all callers.  Use different PLT and GOT for
2650         IFUNC symbols.
2651         (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
2652         (Output_data_plt_x86_64::rela_irelative): New function.
2653         (Output_data_plt_x86_64::address_for_global): New function.
2654         (Output_data_plt_x86_64::address_for_local): New function.
2655         (Output_data_plt_x86_64::set_final_data_size): Likewise.
2656         (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
2657         (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
2658         (Target_x86_64::register_global_plt_entry): Add symtab and layout
2659         parameters.
2660         (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
2661         reloc.
2662         (Target_x86_64::do_finalize_sections): Create the __rela_iplt
2663         symbols if we didn't create an IRELATIVE GOT.
2664         (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
2665         plt_address_for_local.
2666         (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
2667         * testsuite/ifuncvar1.c: New test file.
2668         * testsuite/ifuncvar2.c: New test file.
2669         * testsuite/ifuncvar3.c: New test file.
2670         * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
2671         (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
2672         (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
2673         (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
2674         * testsuite/Makefile.in: Rebuild.
2675
2676 2011-07-07  Cary Coutant  <ccoutant@google.com>
2677
2678         * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
2679         (two_file_test_1_ndebug.o): Likewise.
2680         (two_file_test_1b_ndebug.o): Likewise.
2681         (two_file_test_2_ndebug.o): Likewise.
2682         (two_file_test_main_ndebug.o): Likewise.
2683         (incremental_test_2): Link with no-debug versions.
2684
2685 2011-07-06  Cary Coutant  <ccoutant@google.com>
2686
2687         * gold/incremental.cc
2688         (Output_section_incremental_inputs::write_info_blocks): Check for
2689         hidden and internal symbols.
2690
2691 2011-07-06  Cary Coutant  <ccoutant@google.com>
2692
2693         * incremental.cc (Sized_incremental_binary::do_file_has_changed):
2694         Check disposition for startup file.
2695         (Incremental_inputs::report_command_line): Ignore
2696         --incremental-startup-unchanged option.
2697         * options.cc (General_options::parse_incremental_startup_unchanged):
2698         New function.
2699         (General_options::General_options): Initialize new data member.
2700         * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
2701         (General_options): Add --incremental-startup-unchanged option.
2702         (General_options::incremental_startup_disposition): New function.
2703         (General_options::incremental_startup_disposition_): New data member.
2704
2705 2011-07-06  Cary Coutant  <ccoutant@google.com>
2706
2707         * incremental.cc (Sized_incremental_binary::setup_readers): Pass
2708         input file index to Script_info ctor.
2709         (Sized_incremental_binary::do_file_has_changed): Find the
2710         command-line argument for files named in scripts.
2711         * incremental.h (Script_info::Script_info): New ctor
2712         with input file index.
2713         (Script_info::input_file_index): New function.
2714         (Script_info::input_file_index_): New data member.
2715         (Incremental_binary::get_library): Add const.
2716         (Incremental_binary::get_script_info): Add const.
2717         * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
2718         * testsuite/Makefile.am (incremental_test_5): New test case.
2719         (incremental_test_6): New test case.
2720         * testsuite/Makefile.in: Regenerate.
2721
2722 2011-07-06  Cary Coutant  <ccoutant@google.com>
2723
2724         * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
2725         debug output when command lines differ.
2726
2727 2011-07-06  Cary Coutant  <ccoutant@google.com>
2728
2729         * incremental.cc (Incremental_inputs::report_command_line): Ignore
2730         --incremental-patch option.
2731         * layout.cc (Free_list::allocate): Extend allocation beyond original
2732         end if enabled.
2733         (Layout::make_output_section): Mark sections that should get
2734         patch space.
2735         * options.cc (parse_percent): New function.
2736         * options.h (parse_percent): New function.
2737         (DEFINE_percent): New macro.
2738         (General_options): Add --incremental-patch option.
2739         * output.cc (Output_section::Output_section): Initialize new data
2740         members.
2741         (Output_section::add_input_section): Print section name when out
2742         of patch space.
2743         (Output_section::add_output_section_data): Likewise.
2744         (Output_section::set_final_data_size): Add patch space when
2745         doing --incremental-full.
2746         (Output_section::do_reset_address_and_file_offset): Remove patch
2747         space.
2748         (Output_segment::set_section_list_addresses): Print debug output
2749         only if --incremental-update.
2750         * output.h (Output_section::set_is_patch_space_allowed): New function.
2751         (Output_section::is_patch_space_allowed_): New data member.
2752         (Output_section::patch_space_): New data member.
2753         * parameters.cc (Parameters::incremental_full): New function.
2754         * parameters.h (Parameters::incremental_full): New function
2755         * testsuite/Makefile.am (incremental_test_2): Add test for
2756         --incremental-patch option.
2757         * testsuite/Makefile.in: Regenerate.
2758         * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
2759         (t18): Remove function body.
2760
2761 2011-07-05  Doug Kwan  <dougkwan@google.com>
2762
2763         PR gold/12771
2764         * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
2765         Arm_Address type for relocation result.
2766         (Arm_relocate_functions::abs16): Use unaligned access.  Also fix
2767         overflow check.
2768         (Arm_relocate_functions::abs32): Use unaligned access.
2769         (Arm_relocate_functions::rel32): Ditto.
2770         (Arm_relocate_functions::prel31): Ditto.
2771         (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
2772         * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
2773         static data relocations.
2774         * testsuite/Makefile.in: Regnerate.
2775         * testsuite/arm_unaligned_reloc.{s,sh}: New files.
2776
2777 2011-07-05  Ian Lance Taylor  <iant@google.com>
2778
2779         PR gold/12392
2780         * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
2781         symbols if necessary.
2782         * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2783
2784 2011-07-05  Ian Lance Taylor  <iant@google.com>
2785
2786         PR gold/12952
2787         * resolve.cc (Symbol::override_base_with_special): Simply override
2788         version with special symbol version, ignoring previous version.
2789
2790 2011-07-05  Ian Lance Taylor  <iant@google.com>
2791
2792         * object.cc (Sized_relobj_file::include_section_group): Add
2793         information to comment about signature location.
2794
2795 2011-07-02  Ian Lance Taylor  <iant@google.com>
2796
2797         PR gold/12957
2798         * options.h (class General_options): Add -f and -F.
2799         * options.cc (General_options::finalize): Fatal error if -f/-F
2800         are used without -shared.
2801         * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
2802
2803 2011-07-02  Ian Lance Taylor  <iant@google.com>
2804
2805         * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
2806
2807 2011-07-01  Ian Lance Taylor  <iant@google.com>
2808
2809         PR gold/12525
2810         PR gold/12952
2811         * resolve.cc (Symbol::override_base_with_special): Don't override
2812         the version if the overriding symbol has a different name.
2813         * dynobj.cc (Versions::add_def): Add dynpool parameter.  Change
2814         all callers.  If we give an error about an undefined version,
2815         define the base version if necessary.
2816         * dynobj.h (class Versions): Update declaration.
2817         * testsuite/weak_alias_test_5.cc: New file.
2818         * testsuite/weak_alias_test.script: New file.
2819         * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
2820         and versioned_alias have the right value, and call t2.
2821         * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
2822         weak_alias_test_5.so.
2823         (weak_alias_test_LDADD): Likewise.
2824         (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
2825         * testsuite/Makefile.in: Rebuild.
2826
2827 2011-07-01  Ian Lance Taylor  <iant@google.com>
2828
2829         PR gold/12525
2830         * options.h (class General_options): Support -z notext.
2831         * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
2832         -Wl,-z,notext.
2833         (two_file_shared_nonpic.so): Likewise.
2834         (two_file_shared_mixed.so): Likewise.
2835         (two_file_shared_mixed_1.so): Likewise.
2836         (weak_undef_lib_nonpic.so): Likewise.
2837         (alt/weak_undef_lib_nonpic.so): Likewise.
2838         (tls_test_shared_nonpic.so): Likewise.
2839         * testsuite/Makefile.in: Rebuild.
2840
2841 2011-07-01  Ian Lance Taylor  <iant@google.com>
2842
2843         PR gold/12525
2844         * configure.ac: Test whether static linking works, setting
2845         the automake conditional HAVE_STATIC.
2846         * testsuite/Makefile.am: Disable tests using -static if
2847         HAVE_STATIC is not true.
2848         * configure, testsuite/Makefile.in: Rebuild.
2849
2850 2011-07-01  Ian Lance Taylor  <iant@google.com>
2851
2852         PR gold/12525
2853         * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
2854         Assert if we see DW_EH_PE_indirect.
2855         * target.h (Target::ehframe_datarel_base): New function.
2856         (Target::do_ehframe_datarel_base): New target function.
2857         * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
2858         * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
2859         function.
2860
2861 2011-07-01  Ian Lance Taylor  <iant@google.com>
2862
2863         PR gold/12571
2864         * options.h (class General_options): Add
2865         --ld-generated-unwind-info.
2866         * ehframe.cc (Fde::write): Add address parameter.  Change all
2867         callers.  If associated with PLT, fill in address and size.
2868         (Cie::set_output_offset): Only add merge mapping if there is an
2869         object.
2870         (Cie::write): Add address parameter.  Change all callers.
2871         (Eh_frame::add_ehframe_for_plt): New function.
2872         * ehframe.h (class Fde): Update declarations.  Move shndx_ and
2873         input_offset_ fields into union u_, with new plt field.
2874         (Fde::Fde): Adjust for new union field.
2875         (Fde::Fde) [Output_data version]: New constructor.
2876         (Fde::add_mapping): Only add merge mapping if there is an object.
2877         (class Cie): Update declarations.
2878         (class Eh_frame): Declare add_ehframe_for_plt.
2879         * layout.cc (Layout::layout_eh_frame): Break out code into
2880         make_eh_frame_section, and call it.
2881         (Layout::make_eh_frame_section): New function.
2882         (Layout::add_eh_frame_for_plt): New function.
2883         * layout.h (class Layout): Update declarations.
2884         * merge.cc (Merge_map::add_mapping): Add assertion.
2885         * i386.cc: Include "dwarf.h".
2886         (class Output_data_plt_i386): Make first_plt_entry,
2887         dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const.  Add
2888         plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2889         and plt_eh_frame_fde.
2890         (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
2891         boundary.  Call add_eh_frame_for_plt if appropriate.
2892         * x86_64.cc: Include "dwarf.h".
2893         (class Output_data_plt_x86_64): Align to 16-byte boundary.  Make
2894         first_plt_entry, plt_entry and tlsdesc_plt_entry const.  Add
2895         plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2896         and plt_eh_frame_fde.
2897         (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
2898         appropriate.
2899
2900 2011-06-29  Ian Lance Taylor  <iant@google.com>
2901
2902         PR gold/12629
2903         * object.cc (Sized_relobj_file::layout_section): Change shdr
2904         parameter to be const.
2905         (Sized_relobj_file::layout_eh_frame_section): New function, broken
2906         out of do_layout.
2907         (Sized_relobj_file::do_layout): Defer .eh_frame sections if
2908         appropriate.  Call layout_eh_frame_section.
2909         (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
2910         sections.
2911         * object.h (class Sized_relobj_file): Update declarations.
2912
2913 2011-06-29  Ian Lance Taylor  <iant@google.com>
2914
2915         PR gold/12652
2916         * script.cc (Token::integer_value): Accept trailing M/m/K/k
2917         modifier.
2918         (Lex::gather_token): Accept trailing M/m/K/k for integers.
2919
2920 2011-06-29  Ian Lance Taylor  <iant@google.com>
2921
2922         PR gold/12675
2923         * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
2924         SHT_X86_64_UNWIND.
2925         * layout.cc (Layout::layout_eh_frame): Likewise.
2926
2927 2011-06-29  Ian Lance Taylor  <iant@google.com>
2928
2929         PR gold/12695
2930         * layout.cc (Layout::symtab_section_shndx): New function.
2931         * layout.h (class Layout): Declare symtab_section_shndx.
2932         * output.cc (Output_section::write_header): Call it.
2933
2934 2011-06-29  Ian Lance Taylor  <iant@google.com>
2935
2936         PR gold/12818
2937         * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
2938         symbols which are not used in a relocation.
2939
2940 2011-06-28  Ian Lance Taylor  <iant@google.com>
2941
2942         PR gold/12898
2943         * layout.cc (Layout::segment_precedes): Don't crash if a linker
2944         script create indistinguishable segments.
2945         (Layout::set_segment_offsets): Use stable_sort when sorting
2946         segments.  Pass this to Compare_segments constructor.
2947         * layout.h (class Layout): Make segment_precedes non-static.
2948         (class Compare_segments): Change from struct to class.  Add
2949         layout_ field.  Add constructor.
2950         * script-sections.cc
2951         (Script_sections::attach_sections_using_phdrs_clause): Rename
2952         local orphan to is_orphan.  Don't report failure to put empty
2953         section in segment.  On attachment failure, report name of
2954         section, and attach to first PT_LOAD segment.
2955
2956 2011-06-28  Ian Lance Taylor  <iant@google.com>
2957
2958         PR gold/12934
2959         * target-select.cc (Target_selector::Target_selector): Add
2960         emulation parameter.  Change all callers.
2961         (select_target_by_bfd_name): Rename from select_target_by_name.
2962         Change all callers.
2963         (select_target_by_emulation): New function.
2964         (supported_emulation_names): New function.
2965         * target-select.h (class Target_selector): Add emulation_ field.
2966         Update declarations.
2967         (Target_selector::recognize_by_bfd_name): Rename from
2968         recognize_by_name.  Change all callers.
2969         (Target_selector::supported_bfd_names): Rename from
2970         supported_names.  Change all callers.
2971         (Target_selector::recognize_by_emulation): New function.
2972         (Target_selector::supported_emulations): New function.
2973         (Target_selector::emulation): New function.
2974         (Target_selector::do_recognize_by_bfd_name): Rename from
2975         do_recognize_by_name.  Change all callers.
2976         (Target_selector::do_supported_bfd_names): Rename from
2977         do_supported_names.  Change all callers.
2978         (Target_selector::do_recognize_by_emulation): New function.
2979         (Target_selector::do_supported_emulations): New function.
2980         (select_target_by_bfd_name): Change name in declaration.
2981         (select_target_by_emulation): Declare.
2982         (supported_emulation_names): Declare.
2983         * parameters.cc (parameters_force_valid_target): Try to find
2984         target based on emulation from -m option.
2985         * options.h (class General_options): Change doc string for -m.
2986         * options.cc (help): Print emulations.
2987         (General_options::parse_V): Likewise.
2988         * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
2989         Add emulation parameter.  Change all callers.
2990
2991 2011-06-28  Ian Lance Taylor  <iant@google.com>
2992
2993         * target.h (class Target): Add osabi_ field.
2994         (Target::osabi): New function.
2995         (Target::set_osabi): New function.
2996         (Target::Target): Initialize osabi_.
2997         (Target::do_adjust_elf_header): Make pure virtual.
2998         (Sized_target::do_adjust_elf_header): Declare.
2999         * target.cc (Sized_target::do_adjust_elf_header): New function.
3000         (class Sized_target): Instantiate all versions.
3001         * freebsd.h (class Target_freebsd): Remove.
3002         (Target_selector_freebsd::do_recognize): Call set_osabi on
3003         Target.
3004         (Target_selector_freebsd::do_recognize_by_name): Likewise.
3005         (Target_selector_freebsd::set_osabi): Remove.
3006         * i386.cc (class Target_i386): Inherit from Sized_target rather
3007         than Target_freebsd.
3008         * x86_64.cc (class Target_x86_64): Likewise.
3009
3010 2011-06-28  Ian Lance Taylor  <iant@google.com>
3011
3012         * target.h (Target::can_check_for_function_pointers): Rewrite.
3013         Make non-virtual.
3014         (Target::can_icf_inline_merge_sections): Likewise.
3015         (Target::section_may_have_icf_unsafe_poineters): Likewise.
3016         (Target::Target_info): Add can_icf_inline_merge_sections field.
3017         (Target::do_can_check_for_function_pointers): New virtual
3018         function.
3019         (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
3020         * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
3021         from can_check_for_function_pointers, move in file.
3022         (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
3023         section_may_have_icf_unsafe_poineters, move in file.
3024         (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
3025         * i386.cc (Target_i386::do_can_check_for_function_pointers):
3026         Rename from can_check_for_function_pointers, move in file.
3027         (Target_i386::can_icf_inline_merge_sections): Remove.
3028         (Target_i386::i386_info): Initialize
3029         can_icf_inline_merge_sections.
3030         * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3031         Initialize can_icf_inline_merge_sections.
3032         * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
3033         * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
3034         Rename from can_check_for_function_pointers, move in file.
3035         (Target_x86_64::can_icf_inline_merge_sections): Remove.
3036         (Target_x86_64::x86_64_info): Initialize
3037         can_icf_inline_merge_sections.
3038         * testsuite/testfile.cc (Target_test::test_target_info):
3039         Likewise.
3040         * icf.cc (get_section_contents): Correct formatting.
3041
3042 2011-06-27  Ian Lance Taylor  <iant@google.com>
3043
3044         * symtab.cc (Symbol::versioned_name): New function.
3045         (Symbol_table::add_to_final_symtab): Use versioned_name when
3046         appropriate.
3047         (Symbol_table::sized_write_symbol): Likewise.
3048         * symtab.h (class Symbol): Declare versioned_name.
3049         * stringpool.h (class Stringpool_template): Add variant of add
3050         which takes a std::basic_string.
3051         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
3052         (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
3053         (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
3054         (ver_test_12.o): New target.
3055         * testsuite/Makefile.in: Rebuild.
3056
3057 2011-06-27  Doug Kwan  <dougkwan@google.com>
3058
3059         * arm.cc (Arm_relocate_functions::thm_jump8,
3060         Arm_relocate_functions::thm_jump11): Use a wider signed
3061         type to compute offset.
3062         * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
3063         arm_thm_jump8.
3064         * testsuite/Makefile.in: Regenerate.
3065         * testsuite/arm_branch_in_range.sh: Check test results of
3066         arm_thm_jump11 and arm_thm_jump8.
3067         * testsuite/arm_thm_jump11.s: New test source file.
3068         * testsuite/arm_thm_jump11.t: New linker script.
3069         * testsuite/arm_thm_jump8.s: New test source file.
3070         * testsuite/arm_thm_jump8.t: New linker script.
3071
3072 2011-06-24  Ian Lance Taylor  <iant@google.com>
3073
3074         * layout.cc: Include "object.h".
3075         (ctors_sections_in_init_array): New static variable.
3076         (Layout::is_ctors_in_init_array): New function.
3077         (Layout::layout): Add entry to ctors_sections_in_init_array if
3078         appropriate.
3079         * layout.h (class Layout): Declare is_ctors_in_init_array.
3080         * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
3081         is_ctors_reverse_view is set.
3082         (Sized_relobj_file::write_sections): Add layout parameter.  Change
3083         all callers.  Set is_ctors_reverse_view field of View_size.
3084         (Sized_relobj_file::reverse_words): New function.
3085         * object.h (Sized_relobj_file::View_size): Add
3086         is_ctors_reverse_view field.
3087         (class Sized_relobj_file): Update declarations.
3088         * testsuite/initpri3.c: New test.
3089         * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
3090         initpri3b.
3091         (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
3092         (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
3093         (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
3094         (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
3095         * testsuite/Makefile.in: Rebuild.
3096
3097 2011-06-24  Cary Coutant  <ccoutant@google.com>
3098
3099         * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
3100         (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
3101         (debug_msg_cdebug.err): New targets.
3102         * testsuite/Makefile.in: Regenerate.
3103         * testsuite/debug_msg.sh: Check output of link with compressed debug.
3104         Fix checks for link with shared library.
3105
3106 2011-06-24  Doug Kwan  <dougkwan@google.com>
3107
3108         * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
3109         skip empty text sections.
3110         * testsuite/arm_exidx_test.s: Test handling of an empty text section.
3111
3112 2011-06-22  Ian Lance Taylor  <iant@google.com>
3113
3114         PR gold/12910
3115         * options.h (class General_options): Add --ctors-in-init-array.
3116         * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
3117         friends as SHT_PROGBITS for merging sections.
3118         (Layout::layout): Remove special handling of .init_array and
3119         friends.  Don't sort if doing relocatable link.  Sort for .ctors
3120         and .dtors if ctors_in_init_array.
3121         (Layout::make_output_section): Force correct section types for
3122         .init_array and friends.  Don't sort if doing relocatable link,
3123         Don't sort .ctors and .dtors if ctors_in_init_array.
3124         (Layout::section_name_mapping): Remove .ctors. and .dtorso.
3125         (Layout::output_section_name): Add relobj parameter.  Change all
3126         callers.  Handle .ctors. and .dtors. in code rather than table.
3127         Handle .ctors and .dtors if ctors_in_init_array.
3128         (Layout::match_file_name): New function, moved from output.cc.
3129         * layout.h (class Layout): Update declarations.
3130         * output.cc: Include "layout.h".
3131         (Input_section_sort_entry::get_priority): New function.
3132         (Input_section_sort_entry::match_file_name): Just call
3133         Layout::match_file_name.
3134         (Output_section::Input_section_sort_init_fini_compare::operator()):
3135         Handle .ctors and .dtors.  Sort by explicit priority rather than
3136         by name.
3137         * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
3138         * testsuite/initpri2.c: New test.
3139         * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
3140         (check_PROGRAMS): Add initpri2.
3141         (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
3142         (initpri2_LDFLAGS, initpri2_LDADD): New variables.
3143         * configure, testsuite/Makefile.in: Rebuild.
3144
3145 2011-06-19  Ian Lance Taylor  <iant@google.com>
3146
3147         PR gold/12880
3148         * layout.cc (Layout::attach_allocated_section_to_segment): Add a
3149         .interp section to a PT_INTERP segment even if we have seen a
3150         --dynamic-linker option.  Don't do it if we have seen a PHDRS
3151         clause in a linker script.
3152         (Layout::finalize): Don't create a .interp section if we've
3153         already create a PT_INTERP segment.
3154         (Layout::create_interp): Always call choose_output_section (revert
3155         patch of 2011-06-17).  Don't create PT_INTERP segment.
3156         * script-sections.cc
3157         (Script_sections::create_note_and_tls_segments): Add a .interp
3158         section to a PT_INTERP segment even if we have seen a
3159         --dynamic-linker option.
3160
3161 2011-06-18  Ian Lance Taylor  <iant@google.com>
3162
3163         * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
3164         merely because a non-PT_LOAD segment has a dynamic reloc.
3165
3166 2011-06-18  Ian Lance Taylor  <iant@google.com>
3167
3168         * layout.cc (Layout::finish_dynamic_section): Don't create
3169         DT_FLAGS entry if not needed.
3170
3171 2011-06-18  Ian Lance Taylor  <iant@google.com>
3172
3173         PR gold/12745
3174         * layout.cc (Layout::layout_eh_frame): Correct handling of
3175         writable .eh_frame section.
3176
3177 2011-06-17  Ian Lance Taylor  <iant@google.com>
3178
3179         PR gold/12893
3180         * resolve.cc (Symbol_table::resolve): Don't give an error if a
3181         symbol is redefined with the exact same object and value.
3182
3183 2011-06-17  Ian Lance Taylor  <iant@google.com>
3184
3185         PR gold/12880
3186         * layout.h (class Layout): Add interp_segment_ field.
3187         * layout.cc (Layout::Layout): Initialize interp_segment_ field.
3188         (Layout::attach_allocated_section_to_segment): If making shared
3189         library, put .interp section in PT_INTERP segment.
3190         (Layout::finalize): Also call create_interp if -dynamic-linker
3191         option was used.
3192         (Layout::create_interp): Assert that there is no PT_INTERP
3193         segment.  If not using a SECTIONS clause, use make_output_section.
3194         (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
3195         * script-sections.cc
3196         (Script_sections::create_note_and_tls_segments): If making shared
3197         library, put .interp section in PT_INTERP segment.
3198
3199 2011-06-17  Ian Lance Taylor  <iant@google.com>
3200
3201         * object.cc (Sized_relobj_file::do_layout): Keep warning sections
3202         when making a shared library.
3203
3204 2011-06-17  Ian Lance Taylor  <iant@google.com>
3205
3206         * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
3207         parameter.  Change all callers.  Don't issue warning about PC32
3208         against locally defined symbol.
3209
3210 2011-06-16  Ian Lance Taylor  <iant@google.com>
3211
3212         * symtab.cc (Warnings::issue_warning): Don't warn if relocation
3213         occurs in same object.
3214
3215 2011-06-14  Alan Modra  <amodra@gmail.com>
3216
3217         * po/POTFILES.in: Regenerate.
3218
3219 2011-06-09  Ian Lance Taylor  <iant@google.com>
3220
3221         * script-sections.cc
3222         (Orphan_output_section::set_section_addresses): For a relocatable
3223         link set address to 0.
3224
3225 2011-06-09  Cary Coutant  <ccoutant@google.com>
3226
3227         PR gold/12804
3228         * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
3229         used with --compress-debug-sections.
3230         * gold/object.cc (Sized_relobj_file::do_layout): Report
3231         uncompressed size of compressed input sections.
3232
3233 2011-06-08  Cary Coutant  <ccoutant@google.com>
3234
3235         PR gold/12804
3236         * testsuite/two_file_test_2_v1.cc: Change initialization of
3237         v2 to keep it in .data.
3238
3239 2011-06-07  Cary Coutant  <ccoutant@google.com>
3240
3241         * common.cc (Symbol_table::do_allocate_commons_list): Call
3242         gold_fallback.
3243         * errors.cc (Errors::fatal): Adjust call to gold_exit.
3244         (Errors::fallback): New function.
3245         (gold_fallback): New function.
3246         * errors.h (Errors::fallback): New function.
3247         * gold.cc (gold_exit): Change status parameter to enum; adjust
3248         all callers.
3249         (queue_initial_tasks): Call gold_fallback.
3250         * gold.h: Include cstdlib.
3251         (Exit_status): New enum type.
3252         (gold_exit): Change status parameter to enum.
3253         (gold_fallback): New function.
3254         * layout.cc (Layout::set_section_offsets): Call gold_fallback.
3255         (Layout::create_symtab_sections): Likewise.
3256         (Layout::create_shdrs): Likewise.
3257         * main.cc (main): Adjust call to gold_exit.
3258         * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
3259         (Output_data_got::add_got_entry_pair): Likewise.
3260         (Output_section::add_input_section): Likewise.
3261         (Output_section::add_output_section_data): Likewise.
3262         (Output_segment::set_section_list_addresses): Likewise.
3263         * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
3264
3265 2011-06-07  Cary Coutant  <ccoutant@google.com>
3266
3267         * layout.cc (Layout::set_segment_offsets): Don't adjust layout
3268         for incremental links.
3269         * output.cc (Output_segment::set_section_list_addresses): Remove
3270         FIXME and test for TLS or BSS.
3271
3272 2011-06-07  Cary Coutant  <ccoutant@google.com>
3273
3274         * testsuite/Makefile.am: Add incremental_copy_test,
3275         incremental_common_test_1.
3276         * testsuite/Makefile.in: Regenerate.
3277         * testsuite/common_test_1_v1.c: New source file.
3278         * testsuite/common_test_1_v2.c: New source file.
3279         * testsuite/copy_test_v1.cc: New source file.
3280
3281 2011-06-07  Cary Coutant  <ccoutant@google.com>
3282
3283         * common.cc (Symbol_table::do_allocate_commons_list): For incremental
3284         update, allocate common from bss section's free list.
3285         * incremental-dump.cc (dump_incremental_inputs): Print flag for
3286         linker-defined symbols.
3287         * incremental.cc (Sized_incremental_binary::do_process_got_plt):
3288         Skip GOT and PLT entries that are no longer referenced.
3289         (Output_section_incremental_inputs::write_info_blocks): Mark
3290         linker-defined symbols.
3291         (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
3292         * output.cc (Output_section::allocate): New function.
3293         * output.h (Output_section::allocate): New function.
3294         * resolve.cc (Symbol_table::report_resolve_problem): Add case for
3295         linker-defined symbols.
3296         (Symbol::override_base_with_special): Copy is_predefined_ flag.
3297         * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
3298         (Symbol::init_base_output_data): Likewise.
3299         (Symbol::init_base_output_segment): Likewise.
3300         (Symbol::init_base_constant): Likewise.
3301         (Sized_symbol::init_output_data): Likewise.
3302         (Sized_symbol::init_output_segment): Likewise.
3303         (Sized_symbol::init_constant): Likewise.
3304         (Symbol_table::do_define_in_output_data): Likewise.
3305         (Symbol_table::do_define_in_output_segment): Likewise.
3306         (Symbol_table::do_define_as_constant): Likewise.
3307         * symtab.h (Symbol::is_predefined): New function.
3308         (Symbol::init_base_output_data): Add is_predefined parameter.
3309         (Symbol::init_base_output_segment): Likewise.
3310         (Symbol::init_base_constant): Likewise.
3311         (Symbol::is_predefined_): New data member.
3312         (Sized_symbol::init_output_data): Add is_predefined parameter.
3313         (Sized_symbol::init_output_segment): Likewise.
3314         (Sized_symbol::init_constant): Likewise.
3315         (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
3316
3317 2011-06-07  Cary Coutant  <ccoutant@google.com>
3318
3319         * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
3320         instead of emit_copy_reloc.
3321         (Copy_relocs::emit_copy_reloc): Refactor.
3322         (Copy_relocs::make_copy_reloc): New function.
3323         (Copy_relocs::add_copy_reloc): Remove.
3324         * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
3325         section.
3326         (Copy_relocs::make_copy_reloc): New function.
3327         (Copy_relocs::add_copy_reloc): Remove.
3328         * gold.cc (queue_middle_tasks): Emit old COPY relocations from
3329         unchanged input files.
3330         * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
3331         * incremental.cc (Sized_incremental_binary::do_reserve_layout):
3332         Reserve BSS space for COPY relocations.
3333         (Sized_incremental_binary::do_emit_copy_relocs): New function.
3334         (Output_section_incremental_inputs::write_info_blocks): Record
3335         whether a symbol is copied from a shared object.
3336         (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
3337         * incremental.h (enum Incremental_shlib_symbol_flags): New type.
3338         (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
3339         (Incremental_input_entry_reader::get_output_symbol_index): Add
3340         is_copy parameter.
3341         (Incremental_binary::emit_copy_relocs): New function.
3342         (Incremental_binary::do_emit_copy_relocs): New function.
3343         (Sized_incremental_binary::Sized_incremental_binary): Initialize
3344         new data member.
3345         (Sized_incremental_binary::add_copy_reloc): New function.
3346         (Sized_incremental_binary::do_emit_copy_relocs): New function.
3347         (Sized_incremental_binary::Copy_reloc): New struct.
3348         (Sized_incremental_binary::Copy_relocs): New typedef.
3349         (Sized_incremental_binary::copy_relocs_): New data member.
3350         * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
3351         * symtab.h (Symbol_table::add_from_incrobj): Change return type.
3352         * target.h (Sized_target::emit_copy_reloc): New function.
3353         * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
3354
3355 2011-06-02  Cary Coutant  <ccoutant@google.com>
3356
3357         PR gold/12163
3358         * gold/archive.cc (Archive::Archive): Initialize new data member.
3359         (Archive::include_all_members): Return if archive has already been
3360         included.
3361         * gold/archive.h (Archive::include_all_members_): New data member.
3362
3363 2011-06-02  Nick Clifton  <nickc@redhat.com>
3364
3365         * dynobj.h: Fix spelling mistake in comment.
3366         * output.cc: Likewise.
3367
3368 2011-05-31  Doug Kwan  <dougkwan@google.com>
3369             Asier Llano
3370
3371         PR gold/12826
3372         * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
3373         arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
3374         * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up.  Remove
3375         redundant arm_exidx_test.so.
3376         * testsuite/Makefile.in: Regenerate.
3377         (check_SCRIPTS): Add pr12826.sh
3378         (check_DATA): Add pr12826.stdout
3379         (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
3380         * testsuite/pr12826.sh: New file.
3381         * testsuite/pr12826_1.s: Ditto.
3382         * testsuite/pr12826_1.s: Ditto.
3383
3384 2011-05-30  Ian Lance Taylor  <iant@google.com>
3385
3386         * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
3387         sections.
3388
3389 2011-05-29  Ian Lance Taylor  <iant@google.com>
3390
3391         PR gold/12804
3392         * testsuite/Makefile.am: Use different file name for two_file_test
3393         temporary file for each incremental test.
3394         * testsuite/Makefile.in: Rebuild.
3395
3396 2011-05-29  Ian Lance Taylor  <iant@google.com>
3397
3398         * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
3399         binary input file is empty.
3400
3401 2011-05-27  Ian Lance Taylor  <iant@google.com>
3402
3403         * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
3404         (ver_test_9.so): Likewise.
3405         * testsuite/Makefile.in: Rebuild.
3406
3407 2011-05-26 Cary Coutant  <ccoutant@google.com>
3408
3409         * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
3410         * incremental.cc (Incremental_inputs::report_input_section): Fix
3411         comment, indentation.
3412         (Incremental_inputs::report_comdat_group): New function.
3413         (Output_section_incremental_inputs::set_final_data_size): Adjust size
3414         of data for incremental input file entry.
3415         (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
3416         group count, COMDAT group signatures.
3417         (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
3418         an unchanged input file.
3419         * incremental.h (Incremental_object_entry::Incremental_object_entry):
3420         Initialize new data member.
3421         (Incremental_object_entry::add_comdat_group): New function.
3422         (Incremental_object_entry::get_comdat_group_count): New function.
3423         (Incremental_object_entry::get_comdat_signature_key): New function.
3424         (Incremental_object_entry::groups_): New data member.
3425         (Incremental_inputs::report_comdat_group): New function.
3426         (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
3427         data for incremental input file entry.
3428         (Incremental_input_entry_reader::get_comdat_group_count): New function.
3429         (Incremental_input_entry_reader::get_input_section): Adjust size of
3430         data for incremental input file entry.
3431         (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
3432         (Incremental_input_entry_reader::get_comdat_group_signature): New
3433         function.
3434         * object.cc (Sized_relobj::include_section_group): Report kept
3435         COMDAT groups for incremental links.
3436
3437 2011-05-24  David Meyer  <pdox@google.com>
3438
3439         * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
3440         with name parameter.  Add found_name parameter.
3441         * fileread.cc (Input_file::find_file): Adjust code accordingly.
3442         * dirsearch.h (class Dirsearch): Update declaration.
3443
3444 2011-05-24  Ian Lance Taylor  <iant@google.com>
3445
3446         * archive.cc (Library_base::should_include_member): Pull in object
3447         from archive if it defines the entry symbol.
3448         * parameters.cc (Parameters::entry): New function.
3449         * parameters.h (class Parameters): Declare entry.
3450         * output.h (class Output_file_header): Remove entry_ field.
3451         * output.cc (Output_file_header::Output_file_header): Remove entry
3452         parameter.  Change all callers.
3453         (Output_file_header::entry): Use parameters->entry.
3454         * gold.cc (queue_middle_tasks): Likewise.
3455         * plugin.cc (Plugin_hook::run): Likewise.
3456
3457 2011-05-24 Cary Coutant  <ccoutant@google.com>
3458
3459         * gold.cc (queue_initial_tasks): Pass incremental base filename
3460         to Output_file::open_base_file; don't print error message.
3461         * incremental-dump.cc (main): Adjust call to
3462         Output_file::open_for_modification.
3463         * incremental-dump.cc (main): Likewise.
3464         * incremental.cc (Incremental_inputs::report_command_line):
3465         Ignore --incremental-base option when comparing command lines.
3466         Ignore parameter when given as separate argument.
3467         * options.h (class General_options): Add --incremental-base.
3468         * output.cc (Output_file::Output_file):
3469         (Output_file::open_base_file): Add base_name and writable parameters;
3470         read base file into new file; print error message here.
3471         (Output_file::map_no_anonymous): Add writable parameter; adjust all
3472         callers.
3473         * output.h (Output_file::open_for_modification): Rename to...
3474         (Output_file::open_base_file): ...this; add base_name and
3475         writable parameters; adjust all callers.
3476         (Output_file::map_no_anonymous): Add writable parameter; adjust all
3477         callers.
3478         * testsuite/Makefile.am (incremental_test_4): Test
3479         --incremental-base.
3480         * testsuite/Makefile.in: Regenerate.
3481
3482 2011-05-24 Cary Coutant  <ccoutant@google.com>
3483
3484         * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
3485         incremental_test_4.
3486         * testsuite/Makefile.in: Regenerate.
3487         * testsuite/two_file_test_1_v1.cc: New test source file.
3488         * testsuite/two_file_test_1b_v1.cc: New test source file.
3489         * testsuite/two_file_test_2_v1.cc: New test source file.
3490
3491 2011-05-24 Cary Coutant  <ccoutant@google.com>
3492
3493         * dynobj.h (Dynobj::do_dynobj): New function.
3494         * incremental-dump.cc (dump_incremental_inputs): Print as_needed
3495         flag and soname for shared objects.
3496         * incremental.cc (Incremental_inputs::report_object): Make
3497         either Incremental_object_entry or Incremental_dynobj_entry; add
3498         soname to string table.
3499         (Incremental_inputs::report_input_section): Add assertion.
3500         (Output_section_incremental_inputs::set_final_data_size): Adjust
3501         type of input file entry for shared libraries; adjust size of
3502         shared library info entry.
3503         (Output_section_incremental_inputs::write_input_files): Write
3504         as_needed flag for shared libraries.
3505         (Output_section_incremental_inputs::write_info_blocks): Adjust type
3506         of input file entry for shared libraries; write soname.
3507         (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
3508         soname from incremental info.
3509         * incremental.h (enum Incremental_input_flags): Add
3510         INCREMENTAL_INPUT_AS_NEEDED.
3511         (Incremental_input_entry::Incremental_input_entry): Initialize new
3512         data member.
3513         (Incremental_input_entry::set_as_needed): New function.
3514         (Incremental_input_entry::as_needed): New function.
3515         (Incremental_input_entry::do_dynobj_entry): New function.
3516         (Incremental_input_entry::as_needed_): New data member.
3517         (Incremental_object_entry::Incremental_object_entry): Don't check
3518         for shared library.
3519         (Incremental_object_entry::do_type): Likewise.
3520         (class Incremental_dynobj_entry): New class.
3521         (Incremental_input_entry_reader::as_needed): New function.
3522         (Incremental_input_entry_reader::get_soname): New function.
3523         (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
3524         (Incremental_input_entry_reader::get_output_symbol_index): Adjust
3525         size of shared library info entry.
3526         * layout.cc (Layout::finish_dynamic_section): Don't test for
3527         incremental link when adding DT_NEEDED entries.
3528         * object.h (Object::Object): Initialize new data member.
3529         (Object::dynobj): New function.
3530         (Object::set_as_needed): New function.
3531         (Object::as_needed): New function.
3532         (Object::do_dynobj): New function.
3533         (Object::as_needed_): New data member.
3534
3535 2011-05-24 Cary Coutant  <ccoutant@google.com>
3536
3537         * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
3538         info; adjust display of GOT entries.
3539         * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3540         vector of input objects; remove file_status_.
3541         (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
3542         (Sized_incremental_binary::do_process_got_plt): Adjust calls to
3543         got_plt reader; call target hooks to reserve GOT entries.
3544         (Output_section_incremental_inputs::set_final_data_size): Adjust size
3545         of input file info header and GOT info entry.
3546         (Output_section_incremental_inputs::write_info_blocks): Write dynamic
3547         relocation info.
3548         (Got_plt_view_info::got_descriptor): Remove.
3549         (Got_plt_view_info::sym_index): New data member.
3550         (Got_plt_view_info::input_index): New data member.
3551         (Local_got_offset_visitor::visit): Write input file index.
3552         (Global_got_offset_visitor::visit): Write 0 for input file index.
3553         (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
3554         with sym_index and input_index.
3555         (Output_section_incremental_inputs::write_got_plt): Adjust size of
3556         incremental info GOT entry; replace got_descriptor with input_index.
3557         (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
3558         map from input file index to object.
3559         (Sized_relobj_incr::do_layout): Replace direct data member reference
3560         with accessor function.
3561         (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
3562         * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
3563         Adjust size of input file info header.
3564         (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
3565         (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
3566         (Incremental_input_entry_reader::get_input_section): Adjust size of
3567         input file info header.
3568         (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
3569         of incremental info GOT entry.
3570         (Incremental_got_plt_reader::get_got_desc): Remove.
3571         (Incremental_got_plt_reader::get_got_symndx): New function.
3572         (Incremental_got_plt_reader::get_got_input_index): New function.
3573         (Sized_incremental_binary::Sized_incremental_binary): Remove
3574         file_status_; add input_objects_.
3575         (Sized_incremental_binary::~Sized_incremental_binary): Remove.
3576         (Sized_incremental_binary::set_file_is_unchanged): Remove.
3577         (Sized_incremental_binary::file_is_unchanged): Remove.
3578         (Sized_incremental_binary::set_input_object): New function.
3579         (Sized_incremental_binary::input_object): New function.
3580         (Sized_incremental_binary::file_status_): Remove.
3581         (Sized_incremental_binary::input_objects_): New data member.
3582         (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
3583         references.
3584         (Sized_relobj_incr::invalid_address): Move to base class.
3585         (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
3586         class.
3587         (Sized_relobj_incr::do_output_section_offset): Likewise.
3588         (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
3589         (Sized_relobj_incr::section_offsets_): Likewise.
3590         * object.cc (Sized_relobj::do_for_all_local_got_entries): New
3591         function.
3592         (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
3593         (Sized_relobj_file::layout_section): Replace refs to section_offsets_
3594         with accessor function.
3595         (Sized_relobj_file::do_layout): Likewise.
3596         (Sized_relobj_file::do_layout_deferred_sections): Likewise.
3597         (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
3598         (Sized_relobj_file::compute_final_local_value): Replace refs to
3599         section_offsets_ with accessor function.
3600         (Sized_relobj_file::do_finalize_local_symbols): Likewise.
3601         * object.h (Relobj::Relobj): Initialize new data members.
3602         (Relobj::add_dyn_reloc): New function.
3603         (Relobj::first_dyn_reloc): New function.
3604         (Relobj::dyn_reloc_count): New function.
3605         (Relobj::first_dyn_reloc_): New data member.
3606         (Relobj::dyn_reloc_count_): New data member.
3607         (Sized_relobj): Rename Sized_relobj_base to this; adjust all
3608         references.
3609         (Sized_relobj::Address): New typedef.
3610         (Sized_relobj::invalid_address): Move here from child class.
3611         (Sized_relobj::Sized_relobj): Initialize new data members.
3612         (Sized_relobj::sized_relobj): New function.
3613         (Sized_relobj::is_output_section_offset_invalid): Move here from
3614         child class.
3615         (Sized_relobj::get_output_section_offset): Likewise.
3616         (Sized_relobj::local_has_got_offset): Likewise.
3617         (Sized_relobj::local_got_offset): Likewise.
3618         (Sized_relobj::set_local_got_offset): Likewise.
3619         (Sized_relobj::do_for_all_local_got_entries): Likewise.
3620         (Sized_relobj::clear_got_offsets): New function.
3621         (Sized_relobj::section_offsets): Move here from child class.
3622         (Sized_relobj::do_output_section_offset): Likewise.
3623         (Sized_relobj::do_set_section_offset): Likewise.
3624         (Sized_relobj::Local_got_offsets): Likewise.
3625         (Sized_relobj::local_got_offsets_): Likewise.
3626         (Sized_relobj::section_offsets_): Likewise.
3627         (Sized_relobj_file): Rename Sized_relobj to this; adjust all
3628         references.
3629         (Sized_relobj_file::is_output_section_offset_invalid): Move to base
3630         class.
3631         (Sized_relobj_file::sized_relobj): New function
3632         (Sized_relobj_file::local_has_got_offset): Move to base class.
3633         (Sized_relobj_file::local_got_offset): Likewise.
3634         (Sized_relobj_file::set_local_got_offset): Likewise.
3635         (Sized_relobj_file::get_output_section_offset): Likewise.
3636         (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
3637         (Sized_relobj_file::do_output_section_offset): Likewise.
3638         (Sized_relobj_file::do_set_section_offset): Likewise.
3639         (Sized_relobj_file::Local_got_offsets): Likewise.
3640         (Sized_relobj_file::local_got_offsets_): Likewise.
3641         (Sized_relobj_file::section_offsets_): Likewise.
3642         * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
3643         (all constructors).
3644         (set_needs_dynsym_index): Convert relobj to derived class pointer.
3645         (Output_reloc::get_symbol_index): Likewise.
3646         (Output_reloc::local_section_offset): Likewise.
3647         (Output_reloc::get_address): Likewise.
3648         (Output_reloc::symbol_value): Likewise.
3649         (Output_data_got::reserve_slot): Move to class definition.
3650         (Output_data_got::reserve_local): New function.
3651         (Output_data_got::reserve_slot_for_global): Remove.
3652         (Output_data_got::reserve_global): New function.
3653         * output.h (Output_reloc::Output_reloc): Adjust type of relobj
3654         (all constructors, two instantiations).
3655         (Output_reloc::get_relobj): New function (two instantiations).
3656         (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
3657         (Output_data_reloc_base::add): Convert relobj to derived class pointer.
3658         (Output_data_reloc::add_global): Adjust type of relobj.
3659         (Output_data_reloc::add_global_relative): Likewise.
3660         (Output_data_reloc::add_symbolless_global_addend): Likewise.
3661         (Output_data_reloc::add_local): Likewise.
3662         (Output_data_reloc::add_local_relative): Likewise.
3663         (Output_data_reloc::add_symbolless_local_addend): Likewise.
3664         (Output_data_reloc::add_local_section): Likewise.
3665         (Output_data_reloc::add_output_section): Likewise.
3666         (Output_data_reloc::add_absolute): Likewise.
3667         (Output_data_reloc::add_target_specific): Likewise.
3668         (Output_data_got::reserve_slot): Move definition here.
3669         (Output_data_got::reserve_local): New function.
3670         (Output_data_got::reserve_global): New function.
3671         * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
3672         section_offsets_ with accessor function.
3673         (Sized_relobj_file::write_sections): Likewise.
3674         (Sized_relobj_file::do_relocate_sections): Likewise.
3675         * target.h (Sized_target::reserve_local_got_entry): New function.
3676         (Sized_target::reserve_global_got_entry): New function.
3677         * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
3678         (Target_x86_64::reserve_global_got_entry): New function.
3679         (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
3680
3681 2011-05-23 Cary Coutant  <ccoutant@google.com>
3682
3683         * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
3684         * incremental-dump.cc (dump_incremental_inputs): Mask high-order
3685         bit when checking got_type.
3686         * incremental.cc (Sized_incremental_binary::setup_readers):
3687         Store symbol table and string table locations; initialize bit vector
3688         of file status flags.
3689         (Sized_incremental_binary::do_reserve_layout): Set bit flag for
3690         unchanged files.
3691         (Sized_incremental_binary::do_process_got_plt): New function.
3692         (Sized_incremental_binary::get_symtab_view): Use stored locations.
3693         (Output_section_incremental_inputs::set_final_data_size): Record
3694         file index for each input file.
3695         (Output_section_incremental_inputs::write_got_plt): Store file index
3696         instead of input entry offset for each GOT entry.
3697         * incremental.h
3698         (Incremental_input_entry::Incremental_input_entry): Initialize new
3699         data member.
3700         (Incremental_input_entry::set_offset): Store file index.
3701         (Incremental_input_entry::get_file_index): New function.
3702         (Incremental_input_entry::file_index_): New data member.
3703         (Incremental_binary::process_got_plt): New function.
3704         (Incremental_binary::do_process_got_plt): New function.
3705         (Sized_incremental_binary::Sized_incremental_binary): Initialize new
3706         data members.
3707         (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
3708         (Sized_incremental_binary::set_file_is_unchanged): New function.
3709         (Sized_incremental_binary::file_is_unchanged): New function.
3710         (Sized_incremental_binary::do_process_got_plt): New function.
3711         (Sized_incremental_binary::file_status_): New data member.
3712         (Sized_incremental_binary::main_symtab_loc_): New data member.
3713         (Sized_incremental_binary::main_strtab_loc_): New data member.
3714         * output.cc (Output_data_got::Got_entry::write): Add case
3715         RESERVED_CODE.
3716         (Output_data_got::add_global): Call add_got_entry.
3717         (Output_data_got::add_global_plt): Likewise.
3718         (Output_data_got::add_global_with_rel): Likewise.
3719         (Output_data_got::add_global_with_rela): Likewise.
3720         (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
3721         (Output_data_got::add_global_pair_with_rela): Likewise.
3722         (Output_data_got::add_local): Call add_got_entry.
3723         (Output_data_got::add_local_plt): Likewise.
3724         (Output_data_got::add_local_with_rel): Likewise.
3725         (Output_data_got::add_local_with_rela): Likewise.
3726         (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
3727         (Output_data_got::add_local_pair_with_rela): Likewise.
3728         (Output_data_got::reserve_slot): New function.
3729         (Output_data_got::reserve_slot_for_global): New function.
3730         (Output_data_got::add_got_entry): New function.
3731         (Output_data_got::add_got_entry_pair): New function.
3732         (Output_section::add_output_section_data): Edit FIXME.
3733         * output.h
3734         (Output_section_data_build::Output_section_data_build): New
3735         constructor with size parameter.
3736         (Output_data_space::Output_data_space): Likewise.
3737         (Output_data_got::Output_data_got): Initialize new data member; new
3738         constructor with size parameter.
3739         (Output_data_got::add_constant): Call add_got_entry.
3740         (Output_data_got::reserve_slot): New function.
3741         (Output_data_got::reserve_slot_for_global): New function.
3742         (class Output_data_got::Got_entry): Add RESERVED_CODE.
3743         (Output_data_got::add_got_entry): New function.
3744         (Output_data_got::add_got_entry_pair): New function.
3745         (Output_data_got::free_list_): New data member.
3746         * target.h (Sized_target::init_got_plt_for_update): New function.
3747         (Sized_target::register_global_plt_entry): New function.
3748         * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
3749         Initialize new data member; call init; add constructor with PLT count.
3750         (Output_data_plt_x86_64::init): New function.
3751         (Output_data_plt_x86_64::add_relocation): New function.
3752         (Output_data_plt_x86_64::reserve_slot): New function.
3753         (Output_data_plt_x86_64::free_list_): New data member.
3754         (Target_x86_64::init_got_plt_for_update): New function.
3755         (Target_x86_64::register_global_plt_entry): New function.
3756         (Output_data_plt_x86_64::add_entry): Allocate from free list for
3757         incremental updates.
3758         (Output_data_plt_x86_64::add_relocation): New function.
3759         * testsuite/object_unittest.cc (Object_test): Set default options.
3760
3761 2011-05-16  Ian Lance Taylor  <iant@google.com>
3762
3763         * options.h (class General_options): Make -i a synonym for -r.
3764
3765 2011-05-16  Ian Lance Taylor  <iant@google.com>
3766
3767         * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
3768
3769 2011-05-10 Cary Coutant  <ccoutant@google.com>
3770
3771         * object.cc (Sized_relobj::do_count_local_symbols): Check for
3772         strip_all (-s).
3773
3774 2011-05-06  Ian Lance Taylor  <iant@google.com>
3775
3776         * layout.cc (Layout::layout): If the output section flags change,
3777         update the ordering.
3778
3779 2011-04-25 Cary Coutant  <ccoutant@google.com>
3780
3781         * incremental-dump.cc (dump_incremental_inputs): Print local
3782         symbol info for each input file.
3783         * incremental.cc
3784         (Output_section_incremental_inputs::set_final_data_size): Add local
3785         symbol info to input file entries in incremental info.
3786         (Output_section_incremental_inputs::write_info_blocks): Likewise.
3787         (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
3788         (Sized_incr_relobj::do_add_symbols): Cosmetic change.
3789         (Sized_incr_relobj::do_count_local_symbols): Replace stub with
3790         implementation.
3791         (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
3792         (Sized_incr_relobj::do_relocate): Write the local symbols.
3793         (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
3794         * incremental.h (Incremental_inputs_reader::get_symbol_offset):
3795         Adjust size of input file header.
3796         (Incremental_inputs_reader::get_local_symbol_offset): New function.
3797         (Incremental_inputs_reader::get_local_symbol_count): New function.
3798         (Incremental_inputs_reader::get_input_section): Adjust size of input
3799         file header.
3800         (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
3801         (Sized_incr_relobj::This): New typedef.
3802         (Sized_incr_relobj::sym_size): New const data member.
3803         (Sized_incr_relobj::Local_symbol): New struct.
3804         (Sized_incr_relobj::do_output_local_symbol_count): New function.
3805         (Sized_incr_relobj::do_local_symbol_offset): New function.
3806         (Sized_incr_relobj::local_symbol_count_): New data member.
3807         (Sized_incr_relobj::output_local_dynsym_count_): New data member.
3808         (Sized_incr_relobj::local_symbol_index_): New data member.
3809         (Sized_incr_relobj::local_symbol_offset_): New data member.
3810         (Sized_incr_relobj::local_dynsym_offset_): New data member.
3811         (Sized_incr_relobj::local_symbols_): New data member.
3812         * object.h (Relobj::output_local_symbol_count): New function.
3813         (Relobj::local_symbol_offset): New function.
3814         (Relobj::do_output_local_symbol_count): New function.
3815         (Relobj::do_local_symbol_offset): New function.
3816         (Sized_relobj::do_output_local_symbol_count): New function.
3817         (Sized_relobj::do_local_symbol_offset): New function.
3818
3819 2011-04-22  Vladimir Simonov  <sv@sw.ru>
3820
3821         * descriptors.cc (set_close_on_exec): New function.
3822         (Descriptors::open): Use set_close_on_exec.
3823         * output.cc (S_ISLNK): Define if not defined.
3824
3825 2011-04-22 Cary Coutant  <ccoutant@google.com>
3826
3827         * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3828         global symbol map.
3829         (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3830         (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
3831         (Sized_incr_relobj::do_relocate): Remap section indices in incremental
3832         relocations.
3833         (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
3834         (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
3835         (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
3836         * incremental.h
3837         (Incremental_inputs_reader::global_symbol_reader_at_offset): New
3838         function.
3839         (Incremental_binary::apply_incremental_relocs): New function.
3840         (Incremental_binary::do_apply_incremental_relocs): New function.
3841         (Sized_incremental_binary::Sized_incremental_binary): Initialize new
3842         data member.
3843         (Sized_incremental_binary::add_global_symbol): New function.
3844         (Sized_incremental_binary::global_symbol): New function.
3845         (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3846         (Sized_incremental_binary::symbol_map_): New data member.
3847         * layout.cc (Layout_task_runner::run): Apply incremental relocations.
3848         * target.h (Sized_target::apply_relocation): New function.
3849         * target-reloc.h (apply_relocation): New function.
3850         * x86_64.cc (Target_x86_64::apply_relocation): New function.
3851
3852 2011-04-22  Doug Kwan  <dougkwan@google.com>
3853
3854         * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
3855         flag of a SHT_ARM_EXIDX section.
3856         * testsuite/Makefile.am (arm_exidx_test): New test rules.
3857         * testsuite/Makefile.in: Regenerate.
3858         * testsuite/arm_exidx_test.s: New file.
3859         * testsuite/arm_exidx_test.sh: Same.
3860
3861 2011-04-20 Cary Coutant  <ccoutant@google.com>
3862
3863         PR gold/12689
3864         * archive.h (Incremental_archive_entry::Archive_member):
3865         Initialize arg_serial_ (second constructor).
3866
3867 2011-04-17  Ian Lance Taylor  <iant@google.com>
3868
3869         * object.cc (Relocate_info::location): Simplify location string.
3870         * errors.cc (Errors::error_at_location): Don't print program
3871         name.
3872         (Errors::warning_at_location): Likewise.
3873         (Errors::undefined_symbol): Likewise.
3874         * testsuite/debug_msg.sh: Update accordingly.
3875
3876 2011-04-14 Cary Coutant  <ccoutant@google.com>
3877
3878         * gold/layout.cc (Layout::symtab_section_offset): New function.
3879         * gold/layout.h (Layout::symtab_section_offset): New function.
3880         * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
3881
3882 2011-04-12  Ian Lance Taylor  <iant@google.com>
3883
3884         * configure.ac: Check for sys/mman.h and mmap.  Check for mremap
3885         with MREMAP_MAYMOVE.
3886         * output.h (class Output_file): Add map_is_allocated_ field.
3887         * output.cc: Only #include <sys/mman.h> if it exists.  If mmap is
3888         not available, provide stubs.  If mremap is not available, #define
3889         it to gold_mremap.
3890         (MREMAP_MAYMOVE): Define if not defined.
3891         (Output_file::Output_file): Initialize map_is_allocated_.
3892         (Output_file::resize): Check map_is_allocated_.
3893         (Output_file::map_anonymous): If mmap fails, use malloc.
3894         (Output_file::unmap): Don't do anything for an anonymous map.
3895         * fileread.cc: Only #include <sys/mman.h> if it exists.  If mmap
3896         is not available, provide stubs.
3897         (File_read::View::~View): Use free rather than delete[].
3898         (File_read::make_view): Use malloc rather than new[].  If mmap
3899         fails, use malloc.
3900         (File_read::find_or_make_view): Use malloc rather than new[].
3901         * gold.h: Remove HAVE_REMAP code.
3902         * mremap.c: #include <errno.h>.  Only #include <sys/mman.h> if it
3903         exists.  Rename mremap to gold_mremap.  If mmap is not available
3904         don't do anything.
3905         * configure, config.in: Rebuild.
3906
3907 2011-04-11  Ian Lance Taylor  <iant@google.com>
3908
3909         * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
3910         initialize local variable v.
3911
3912 2011-04-11  Cary Coutant  <ccoutant@google.com>
3913
3914         * archive.cc (Archive::include_member): Adjust call to
3915         report_object.
3916         (Add_archive_symbols::run): Track argument serial numbers.
3917         (Lib_group::include_member): Likewise.
3918         (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
3919         * archive.h (Incremental_archive_entry::Archive_member):
3920         Initialize arg_serial_.
3921         (Archive_member::arg_serial_): New data member.
3922         * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
3923         (Sized_dynobj::do_add_symbols): Track symbols when doing an
3924         incremental link.
3925         (Sized_dynobj::do_for_all_local_got_entries): New function.
3926         * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
3927         function.
3928         * fileread.cc (get_mtime): New function.
3929         * fileread.h (get_mtime): New function.
3930         * gold.cc (queue_initial_tasks): Check for incremental update.
3931         (process_incremental_input): New function.
3932         (queue_middle_tasks): Don't force valid target for incremental
3933         update.
3934         * incremental-dump.cc (find_input_containing_global): Adjust
3935         size of symbol info entry.
3936         (dump_incremental_inputs): Dump argument serial number and
3937         in_system_directory flag; bias shndx by 1; print symbol names
3938         when dumping per-file symbol lists; use new symbol info readers.
3939         * incremental.cc
3940         (Output_section_incremental_inputs:update_data_size): New function.
3941         (Sized_incremental_binary::setup_readers): Setup input readers
3942         for each input file; build maps for files added from libraries
3943         and scripts.
3944         (Sized_incremental_binary::check_input_args): New function.
3945         (Sized_incremental_binary::do_check_inputs): Build map of argument
3946         serial numbers to input arguments.
3947         (Sized_incremental_binary::do_file_has_changed): Rename
3948         do_file_is_unchanged to this; compare file modification times.
3949         (Sized_incremental_binary::do_init_layout): New function.
3950         (Sized_incremental_binary::do_reserve_layout): New function.
3951         (Sized_incremental_binary::do_get_input_reader): Remove.
3952         (Sized_incremental_binary::get_symtab_view): New function.
3953         (Incremental_checker::can_incrementally_link_output_file): Remove.
3954         (Incremental_inputs::report_command_line): Exclude --debug options.
3955         (Incremental_inputs::report_archive_begin): Add parameter; track
3956         argument serial numbers; don't put input file entry for archive
3957         before archive members.
3958         (Incremental_inputs::report_archive_end): Put input file entry
3959         for archive after archive members.
3960         (Incremental_inputs::report_object): Add parameter; track argument
3961         serial numbers and in_system_directory flag.
3962         (Incremental_inputs::report_script): Add parameter; track argument
3963         serial numbers.
3964         (Output_section_incremental_inputs::set_final_data_size): Adjust
3965         size of symbol info entry; check for forwarding symbols.
3966         (Output_section_incremental_inputs::write_input_files): Write
3967         in_system_directory flag and argument serial number.
3968         (Output_section_incremental_inputs::write_info_blocks): Map section
3969         indices between incremental info and original input file; store
3970         input section index for each symbol.
3971         (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
3972         change operator() to visit().
3973         (class Global_got_offset_visitor): Likewise.
3974         (class Global_symbol_visitor_got_plt):
3975         (Output_section_incremental_inputs::write_got_plt): Use new visitor
3976         classes.
3977         (Sized_incr_relobj::Sized_incr_relobj): New constructor.
3978         (Sized_incr_relobj::do_read_symbols): New function.
3979         (Sized_incr_relobj::do_layout): New function.
3980         (Sized_incr_relobj::do_layout_deferred_sections): New function.
3981         (Sized_incr_relobj::do_add_symbols): New function.
3982         (Sized_incr_relobj::do_should_include_member): New function.
3983         (Sized_incr_relobj::do_for_all_global_symbols): New function.
3984         (Sized_incr_relobj::do_for_all_local_got_entries): New function.
3985         (Sized_incr_relobj::do_section_size): New function.
3986         (Sized_incr_relobj::do_section_name): New function.
3987         (Sized_incr_relobj::do_section_contents): New function.
3988         (Sized_incr_relobj::do_section_flags): New function.
3989         (Sized_incr_relobj::do_section_entsize): New function.
3990         (Sized_incr_relobj::do_section_address): New function.
3991         (Sized_incr_relobj::do_section_type): New function.
3992         (Sized_incr_relobj::do_section_link): New function.
3993         (Sized_incr_relobj::do_section_info): New function.
3994         (Sized_incr_relobj::do_section_addralign): New function.
3995         (Sized_incr_relobj::do_initialize_xindex): New function.
3996         (Sized_incr_relobj::do_get_global_symbol_counts): New function.
3997         (Sized_incr_relobj::do_read_relocs): New function.
3998         (Sized_incr_relobj::do_gc_process_relocs): New function.
3999         (Sized_incr_relobj::do_scan_relocs): New function.
4000         (Sized_incr_relobj::do_count_local_symbols): New function.
4001         (Sized_incr_relobj::do_finalize_local_symbols): New function.
4002         (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
4003         (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
4004         (Sized_incr_relobj::do_relocate): New function.
4005         (Sized_incr_relobj::do_set_section_offset): New function.
4006         (Sized_incr_dynobj::Sized_incr_dynobj): New function.
4007         (Sized_incr_dynobj::do_read_symbols): New function.
4008         (Sized_incr_dynobj::do_layout): New function.
4009         (Sized_incr_dynobj::do_add_symbols): New function.
4010         (Sized_incr_dynobj::do_should_include_member): New function.
4011         (Sized_incr_dynobj::do_for_all_global_symbols): New function.
4012         (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
4013         (Sized_incr_dynobj::do_section_size): New function.
4014         (Sized_incr_dynobj::do_section_name): New function.
4015         (Sized_incr_dynobj::do_section_contents): New function.
4016         (Sized_incr_dynobj::do_section_flags): New function.
4017         (Sized_incr_dynobj::do_section_entsize): New function.
4018         (Sized_incr_dynobj::do_section_address): New function.
4019         (Sized_incr_dynobj::do_section_type): New function.
4020         (Sized_incr_dynobj::do_section_link): New function.
4021         (Sized_incr_dynobj::do_section_info): New function.
4022         (Sized_incr_dynobj::do_section_addralign): New function.
4023         (Sized_incr_dynobj::do_initialize_xindex): New function.
4024         (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
4025         (make_sized_incremental_object): New function.
4026         (Incremental_library::copy_unused_symbols): New function.
4027         (Incremental_library::do_for_all_unused_symbols): New function.
4028         * incremental.h (enum Incremental_input_flags): New type.
4029         (class Incremental_checker): Remove.
4030         (Incremental_input_entry::Incremental_input_entry): Add argument
4031         serial number.
4032         (Incremental_input_entry::arg_serial): New function.
4033         (Incremental_input_entry::set_is_in_system_directory): New function.
4034         (Incremental_input_entry::is_in_system_directory): New function.
4035         (Incremental_input_entry::arg_serial_): New data member.
4036         (Incremental_input_entry::is_in_system_directory_): New data member.
4037         (class Script_info): Move here from script.h.
4038         (Script_info::Script_info): Add filename parameter.
4039         (Script_info::filename): New function.
4040         (Script_info::filename_): New data member.
4041         (Incremental_script_entry::Incremental_script_entry): Add argument
4042         serial number.
4043         (Incremental_object_entry::Incremental_object_entry): Likewise.
4044         (Incremental_object_entry::add_input_section): Build list of input
4045         sections with map to original shndx.
4046         (Incremental_object_entry::get_input_section_index): New function.
4047         (Incremental_object_entry::shndx_): New data member.
4048         (Incremental_object_entry::name_key_): Rename; adjust all refs.
4049         (Incremental_object_entry::sh_size_): Rename; adjust all refs.
4050         (Incremental_archive_entry::Incremental_archive_entry): Add argument
4051         serial number.
4052         (Incremental_inputs::report_archive_begin): Likewise.
4053         (Incremental_inputs::report_object): Likewise.
4054         (Incremental_inputs::report_script): Likewise.
4055         (class Incremental_global_symbol_reader): New class.
4056         (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
4057         and store flags and input file type.
4058         (Incremental_input_entry_reader::arg_serial): New function.
4059         (Incremental_input_entry_reader::type): Extract type from flags.
4060         (Incremental_input_entry_reader::is_in_system_directory): New function.
4061         (Incremental_input_entry_reader::get_input_section_count): Call
4062         accessor function for type.
4063         (Incremental_input_entry_reader::get_symbol_offset): Call accessor
4064         function for type; adjust size of global symbol entry.
4065         (Incremental_input_entry_reader::get_global_symbol_count): Call
4066         accessor function for type.
4067         (Incremental_input_entry_reader::get_object_count): Likewise.
4068         (Incremental_input_entry_reader::get_object_offset): Likewise.
4069         (Incremental_input_entry_reader::get_member_count): Likewise.
4070         (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
4071         (Incremental_input_entry_reader::get_member_offset): Likewise.
4072         (Incremental_input_entry_reader::get_unused_symbol): Likewise.
4073         (Incremental_input_entry_reader::Global_symbol_info): Remove.
4074         (Incremental_input_entry_reader::get_global_symbol_info): Remove.
4075         (Incremental_input_entry_reader::get_global_symbol_reader): New
4076         function.
4077         (Incremental_input_entry_reader::get_output_symbol_index): New
4078         function.
4079         (Incremental_input_entry_reader::type_): Remove.
4080         (Incremental_input_entry_reader::flags_): New data member.
4081         (Incremental_inputs_reader::input_file_offset): New function.
4082         (Incremental_inputs_reader::input_file_index): New function.
4083         (Incremental_inputs_reader::input_file): Call input_file_offset.
4084         (Incremental_inputs_reader::input_file_at_offset): New function.
4085         (Incremental_relocs_reader::get_r_type): Reformat.
4086         (Incremental_relocs_reader::get_r_shndx): Reformat.
4087         (Incremental_relocs_reader::get_r_offset): Reformat.
4088         (Incremental_relocs_reader::data): New function.
4089         (Incremental_binary::Incremental_binary): Initialize new data members.
4090         (Incremental_binary::check_inputs): Add cmdline parameter.
4091         (Incremental_binary::file_is_unchanged): Remove.
4092         (Input_reader::arg_serial): New function.
4093         (Input_reader::get_unused_symbol_count): New function.
4094         (Input_reader::get_unused_symbol): New function.
4095         (Input_reader::do_arg_serial): New function.
4096         (Input_reader::do_get_unused_symbol_count): New function.
4097         (Input_reader::do_get_unused_symbol): New function.
4098         (Incremental_binary::input_file_count): New function.
4099         (Incremental_binary::get_input_reader): Change signature to use
4100         index instead of filename.
4101         (Incremental_binary::file_has_changed): New function.
4102         (Incremental_binary::get_input_argument): New function.
4103         (Incremental_binary::get_library): New function.
4104         (Incremental_binary::get_script_info): New function.
4105         (Incremental_binary::init_layout): New function.
4106         (Incremental_binary::reserve_layout): New function.
4107         (Incremental_binary::output_file): New function.
4108         (Incremental_binary::do_check_inputs): New function.
4109         (Incremental_binary::do_file_is_unchanged): Remove.
4110         (Incremental_binary::do_file_has_changed): New function.
4111         (Incremental_binary::do_init_layout): New function.
4112         (Incremental_binary::do_reserve_layout): New function.
4113         (Incremental_binary::do_input_file_count): New function.
4114         (Incremental_binary::do_get_input_reader): Change signature.
4115         (Incremental_binary::input_args_map_): New data member.
4116         (Incremental_binary::library_map_): New data member.
4117         (Incremental_binary::script_map_): New data member.
4118         (Sized_incremental_binary::Sized_incremental_binary): Initialize
4119         new data members.
4120         (Sized_incremental_binary::output_section): New function.
4121         (Sized_incremental_binary::inputs_reader): Add const.
4122         (Sized_incremental_binary::symtab_reader): Add const.
4123         (Sized_incremental_binary::relocs_reader): Add const.
4124         (Sized_incremental_binary::got_plt_reader): Add const.
4125         (Sized_incremental_binary::get_symtab_view): New function.
4126         (Sized_incremental_binary::Inputs_reader): New typedef.
4127         (Sized_incremental_binary::Input_entry_reader): New typedef.
4128         (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
4129         (Sized_incremental_binary::do_file_is_unchanged): Remove.
4130         (Sized_incremental_binary::do_file_has_changed): New function.
4131         (Sized_incremental_binary::do_init_layout): New function.
4132         (Sized_incremental_binary::do_reserve_layout): New function.
4133         (Sized_input_reader::Inputs_reader): Remove.
4134         (Sized_input_reader::Input_entry_reader): Remove.
4135         (Sized_input_reader::do_arg_serial): New function.
4136         (Sized_input_reader::do_get_unused_symbol_count): New function.
4137         (Sized_input_reader::do_get_unused_symbol): New function.
4138         (Sized_incremental_binary::do_input_file_count): New function.
4139         (Sized_incremental_binary::do_get_input_reader): Change signature;
4140         use index instead of filename.
4141         (Sized_incremental_binary::section_map_): New data member.
4142         (Sized_incremental_binary::input_entry_readers_): New data member.
4143         (class Sized_incr_relobj): New class.
4144         (class Sized_incr_dynobj): New class.
4145         (make_sized_incremental_object): New function.
4146         (class Incremental_library): New class.
4147         * layout.cc (Free_list::num_lists): New static data member.
4148         (Free_list::num_nodes): New static data member.
4149         (Free_list::num_removes): New static data member.
4150         (Free_list::num_remove_visits): New static data member.
4151         (Free_list::num_allocates): New static data member.
4152         (Free_list::num_allocate_visits): New static data member.
4153         (Free_list::init): New function.
4154         (Free_list::remove): New function.
4155         (Free_list::allocate): New function.
4156         (Free_list::dump): New function.
4157         (Free_list::print_stats): New function.
4158         (Layout_task_runner::run): Resize output file for incremental updates.
4159         (Layout::Layout): Initialize new data members.
4160         (Layout::set_incremental_base): New function.
4161         (Layout::init_fixed_output_section): New function.
4162         (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
4163         incremental updates.
4164         (Layout::create_gold_note): Do not create gold note section for
4165         incremental updates.
4166         (Layout::set_segment_offsets): Do not recalculate RELRO alignment
4167         for incremental updates.
4168         (Layout::set_section_offsets): For incremental updates, allocate space
4169         from free list.
4170         (Layout::create_symtab_sections): Layout with offsets relative to
4171         start of section; for incremental updates, allocate space from free
4172         list.
4173         (Layout::create_shdrs): For incremental updates, allocate space from
4174         free list.
4175         (Layout::finish_dynamic_section): For incremental updates, do not
4176         check --as-needed (fixed in subsequent patch).
4177         * layout.h (class Free_list): New class.
4178         (Layout::set_incremental_base): New function.
4179         (Layout::incremental_base): New function.
4180         (Layout::init_fixed_output_section): New function.
4181         (Layout::allocate): New function.
4182         (Layout::incremental_base_): New data member.
4183         (Layout::free_list_): New data member.
4184         * main.cc (main): Print Free_list statistics.
4185         * object.cc (Relobj::finalize_incremental_relocs): Add
4186         clear_counts parameter; clear counts only when clear_counts is set.
4187         (Sized_relobj::Sized_relobj): Initialize new base class.
4188         (Sized_relobj::do_layout): Don't report special sections.
4189         (Sized_relobj::do_for_all_local_got_entries): New function.
4190         (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
4191         symtab_off to all symbol table offsets.
4192         (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
4193         * object.h (class Got_offset_list): Move to top of file.
4194         (Object::Object): Allow case where input_file == NULL.
4195         (Object::~Object): Likewise.
4196         (Object::input_file): Assert that input_file != NULL.
4197         (Object::lock): Allow case where input_file == NULL.
4198         (Object::unlock): Likewise.
4199         (Object::is_locked): Likewise.
4200         (Object::token): Likewise.
4201         (Object::release): Likewise.
4202         (Object::is_incremental): New function.
4203         (Object::get_mtime): New function.
4204         (Object::for_all_local_got_entries): New function.
4205         (Object::clear_view_cache_marks): Allow case where input_file == NULL.
4206         (Object::set_is_in_system_directory): New function.
4207         (Object::is_in_system_directory): New function.
4208         (Object::do_is_incremental): New function.
4209         (Object::do_get_mtime): New function.
4210         (Object::do_for_all_local_got_entries): New function.
4211         (Object::is_in_system_directory_): New data member.
4212         (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
4213         (class Sized_relobj_base): New class.
4214         (class Sized_relobj): Derive from Sized_relobj_base.
4215         (class Sized_relobj::Symbols): Redeclare from base class.
4216         (class Sized_relobj::local_got_offset_list): Remove.
4217         (class Sized_relobj::Output_sections): Redeclare from base class.
4218         (class Sized_relobj::do_for_all_local_got_entries): New function.
4219         (class Sized_relobj::write_local_symbols): Add offset parameter.
4220         (class Sized_relobj::local_symbol_offset_): Update comment.
4221         (class Sized_relobj::local_dynsym_offset_): Update comment.
4222         * options.cc (Input_arguments::add_file): Remove const.
4223         * options.h (Input_file_argument::Input_file_argument):
4224         Initialize arg_serial_ (all constructors).
4225         (Input_file_argument::set_arg_serial): New function.
4226         (Input_file_argument::arg_serial): New function.
4227         (Input_file_argument::arg_serial_): New data member.
4228         (Input_arguments::Input_arguments): Initialize file_count_.
4229         (Input_arguments::add_file): Remove const.
4230         (Input_arguments::number_of_input_files): New function.
4231         (Input_arguments::file_count_): New data member.
4232         (Command_line::number_of_input_files): Call
4233         Input_arguments::number_of_input_files.
4234         * output.cc (Output_segment_headers::Output_segment_headers):
4235         Set current size.
4236         (Output_section::Input_section::current_data_size): New function.
4237         (Output_section::Output_section): Initialize new data members.
4238         (Output_section::add_input_section): Don't do merge sections for
4239         an incremental link; allocate space from free list for an
4240         incremental update.
4241         (Output_section::add_output_section_data): Allocate space from
4242         free list for an incremental update.
4243         (Output_section::update_data_size): New function.
4244         (Output_section::set_fixed_layout): New function.
4245         (Output_section::reserve): New function.
4246         (Output_segment::set_section_addresses): Remove const.
4247         (Output_segment::set_section_list_addresses): Remove const; allocate
4248         space from free list for an incremental update.
4249         (Output_segment::set_offset): Adjust size of RELRO segment for an
4250         incremental update.
4251         * output.h (Output_data::current_data_size): Move here from
4252         child classes.
4253         (Output_data::pre_finalize_data_size): New function.
4254         (Output_data::update_data_size): New function.
4255         (Output_section_headers::update_data_size): new function.
4256         (Output_section_data_build::current_data_size): Move to Output_data.
4257         (Output_data_strtab::update_data_size): New function.
4258         (Output_section::current_data_size): Move to Output_data.
4259         (Output_section::set_fixed_layout): New function.
4260         (Output_section::has_fixed_layout): New function.
4261         (Output_section::reserve): New function.
4262         (Output_section::update_data_size): New function.
4263         (Output_section::has_fixed_layout_): New data member.
4264         (Output_section::free_list_): New data member.
4265         (Output_segment::set_section_addresses): Remove const.
4266         (Output_segment::set_section_list_addresses): Remove const.
4267         * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
4268         New function.
4269         * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
4270         New function.
4271         * readsyms.cc (Read_symbols::do_read_symbols): Add library
4272         parameter when calling Add_symbols constructor; store argument
4273         serial number for members of a lib group.
4274         (Add_symbols::locks): Allow case where token == NULL.
4275         (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
4276         (Read_member::~Read_member): New function.
4277         (Read_member::is_runnable): New function.
4278         (Read_member::locks): New function.
4279         (Read_member::run): New function.
4280         (Check_script::~Check_script): New function.
4281         (Check_script::is_runnable): New function.
4282         (Check_script::locks): New function.
4283         (Check_script::run): New function.
4284         (Check_library::~Check_library): New function.
4285         (Check_library::is_runnable): New function.
4286         (Check_library::locks): New function.
4287         (Check_library::run): New function.
4288         * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
4289         (Add_symbols::library_): New data member.
4290         (class Read_member): New class.
4291         (class Check_script): New class.
4292         (class Check_library): New class.
4293         * reloc.cc (Read_relocs::is_runnable): Allow case where
4294         token == NULL.
4295         (Read_relocs::locks): Likewise.
4296         (Scan_relocs::locks): Likewise.
4297         (Relocate_task::locks): Likewise.
4298         (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
4299         to clear counters.
4300         (Sized_relobj::incremental_relocs_scan): Fix comment.
4301         (Sized_relobj::do_relocate): Pass output file offset to
4302         write_local_symbols.
4303         (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
4304         from class declaration.
4305         * script.cc (read_input_script): Allocate Script_info; pass
4306         argument serial number to report_script.
4307         * script.h (class Script_info): Move to incremental.h.
4308         * symtab.cc (Symbol_table::add_from_incrobj): New function.
4309         * symtab.h (Symbol_table::add_from_incrobj): New function.
4310         (Symbol_table::set_file_offset): New function.
4311
4312 2011-04-05  Cary Coutant  <ccoutant@google.com>
4313
4314         * incremental-dump.cc (dump_incremental_inputs): Change signature
4315         to take a Sized_incremental_binary; change caller.  Use readers
4316         in Sized_incremental_binary.
4317         * incremental.cc
4318         (Sized_incremental_binary::find_incremental_inputs_sections):
4319         Rename do_find_incremental_inputs_sections to this.
4320         (Sized_incremental_binary::setup_readers): New function.
4321         (Sized_incremental_binary::do_check_inputs): Check
4322         has_incremental_info_ flag; move setup code to setup_readers;
4323         use input readers.
4324         (Sized_incremental_binary::do_file_is_unchanged): New function.
4325         (Sized_incremental_binary::do_get_input_reader): New function.
4326         * incremental.h (class Incremental_binary): Move to end of file.
4327         (Incremental_binary::file_is_unchanged): New function.
4328         (Incremental_binary::do_file_is_unchanged): New function.
4329         (Incremental_binary::Input_reader): New class.
4330         (Incremental_binary::get_input_reader): New function.
4331         (class Sized_incremental_binary): Move to end of file.
4332         (Sized_incremental_binary::Sized_incremental_binary): Setup the
4333         input section reader classes.
4334         (Sized_incremental_binary::has_incremental_info): New function.
4335         (Sized_incremental_binary::inputs_reader): New function.
4336         (Sized_incremental_binary::symtab_reader): New function.
4337         (Sized_incremental_binary::relocs_reader): New function.
4338         (Sized_incremental_binary::got_plt_reader): New function.
4339         (Sized_incremental_binary::do_file_is_unchanged): New function.
4340         (Sized_incremental_binary::Sized_input_reader): New class.
4341         (Sized_incremental_binary::get_input_reader): New function.
4342         (Sized_incremental_binary::find_incremental_inputs_sections):
4343         Rename do_find_incremental_inputs_sections to this.
4344         (Sized_incremental_binary::setup_readers): New function.
4345         (Sized_incremental_binary::has_incremental_info_): New data member.
4346         (Sized_incremental_binary::inputs_reader_): New data member.
4347         (Sized_incremental_binary::symtab_reader_): New data member.
4348         (Sized_incremental_binary::relocs_reader_): New data member.
4349         (Sized_incremental_binary::got_plt_reader_): New data member.
4350         (Sized_incremental_binary::current_input_file_): New data member.
4351
4352 2011-04-05  Paul Pluzhnikov  <ppluzhnikov@google.com>
4353
4354         PR gold/12640
4355         * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
4356         violation.
4357
4358 2011-03-30  Cary Coutant  <ccoutant@google.com>
4359
4360         * archive.cc (Archive::include_member): Adjust call to report_object.
4361         (Add_archive_symbols::run): Add script_info to call to
4362         report_archive_begin.
4363         (Lib_group::include_member): Adjust call to report_object.
4364         (Add_lib_group_symbols::run): Adjust call to report_object.
4365         * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
4366         blocks.  Add object count for script input files.
4367         * incremental.cc (Incremental_inputs::report_archive_begin): Add
4368         script_info parameter; change all callers.
4369         (Incremental_inputs::report_object): Add script_info parameter;
4370         change all callers.
4371         (Incremental_inputs::report_script): Store backpointer to
4372         incremental info entry.
4373         (Output_section_incremental_inputs::set_final_data_size): Record
4374         additional information for scripts.
4375         (Output_section_incremental_inputs::write_info_blocks): Likewise.
4376         * incremental.h (Incremental_script_entry::add_object): New function.
4377         (Incremental_script_entry::get_object_count): New function.
4378         (Incremental_script_entry::get_object): New function.
4379         (Incremental_script_entry::objects_): New data member; adjust
4380         constructor.
4381         (Incremental_inputs::report_archive_begin): Add script_info parameter.
4382         (Incremental_inputs::report_object): Add script_info parameter.
4383         (Incremental_inputs_reader::get_object_count): New function.
4384         (Incremental_inputs_reader::get_object_offset): New function.
4385         * options.cc (Input_arguments::add_file): Return reference to
4386         new input argument.
4387         * options.h (Input_argument::set_script_info): New function.
4388         (Input_argument::script_info): New function.
4389         (Input_argument::script_info_): New data member; adjust all
4390         constructors.
4391         (Input_file_group::add_file): Return reference to new input argument.
4392         (Input_file_lib::add_file): Likewise.
4393         (Input_arguments::add_file): Likewise.
4394         * readsyms.cc (Add_symbols::run): Adjust call to report_object.
4395         * script.cc (Parser_closure::Parser_closure): Add script_info
4396         parameter; adjust all callers.
4397         (Parser_closure::script_info): New function.
4398         (Parser_closure::script_info_): New data member.
4399         (read_input_script): Report scripts earlier to incremental info.
4400         (script_add_file): Set script_info in Input_argument.
4401         (script_add_library): Likewise.
4402         * script.h (Script_options::Script_info): Rewrite class.
4403
4404 2011-03-29  Cary Coutant  <ccoutant@google.com>
4405
4406         * archive.cc (Library_base::should_include_member): Move
4407         method here from class Archive.
4408         (Archive::Archive): Initialize base class.
4409         (Archive::should_include_member): Move to base class.
4410         (Archive::do_for_all_unused_symbols): New function.
4411         (Add_archive_symbols::run): Remove redundant access to
4412         incremental_inputs.
4413         (Lib_group::Lib_group): Initialize base class.
4414         (Lib_group::do_filename): New function.
4415         (Lib_group::include_member): Pass pointer to Lib_group to
4416         report_object.
4417         (Lib_group::do_for_all_unused_symbols): New function.
4418         (Add_lib_group_symbols::run): Report archive information for
4419         incremental links.
4420         * archive.h (class Library_base): New base class.
4421         (class Archive): Derive from Library_base.
4422         (Archive::filename): Move to base class.
4423         (Archive::set_incremental_info): Likewise.
4424         (Archive::incremental_info): Likewise.
4425         (Archive::Should_include): Likewise.
4426         (Archive::should_include_member): Likewise.
4427         (Archive::Armap_entry): Remove.
4428         (Archive::Unused_symbol_iterator): Remove.
4429         (Archive::unused_symbols_begin): Remove.
4430         (Archive::unused_symbols_end): Remove.
4431         (Archive::do_filename): New function.
4432         (Archive::do_get_mtime): New function.
4433         (Archive::do_for_all_unused_symbols): New function.
4434         (Archive::task_): Move to base class.
4435         (Archive::incremental_info_): Likewise.
4436         (class Lib_group): Derive from Library_base.
4437         (Lib_group::do_filename): New function.
4438         (Lib_group::do_get_mtime): New function.
4439         (Lib_group::do_for_all_unused_symbols): New function.
4440         (Lib_group::task_): Move to base class.
4441         * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
4442         function.
4443         * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
4444         function.
4445         * incremental.cc (Incremental_inputs::report_archive_begin):
4446         Use Library_base; call library's get_mtime; add incremental inputs
4447         entry before members.
4448         (class Unused_symbol_visitor): New class.
4449         (Incremental_inputs::report_archive_end): Use Library_base; use
4450         visitor class to record unused symbols; don't add incremental inputs
4451         entry after members.
4452         (Incremental_inputs::report_object): Use Library_base.
4453         * incremental.h
4454         (Incremental_archive_entry::Incremental_archive_entry): Remove
4455         unused Archive parameter.
4456         (Incremental_inputs::report_archive_begin): Use Library_base.
4457         (Incremental_inputs::report_archive_end): Likewise.
4458         (Incremental_inputs::report_object): Likewise.
4459         * object.cc (Sized_relobj::do_for_all_global_symbols): New
4460         function.
4461         * object.h (Object::for_all_global_symbols): New function.
4462         (Object::do_for_all_global_symbols): New function.
4463         (Sized_relobj::do_for_all_global_symbols): New function.
4464         * plugin.cc (Sized_pluginobj::do_for_all_global_symbols):  New
4465         function.
4466         * plugin.h (Sized_pluginobj::do_for_all_global_symbols):  New
4467         function.
4468
4469 2011-03-27  Ian Lance Taylor  <iant@google.com>
4470
4471         * archive.cc (Archive::interpret_header): Return -1 if something
4472         goes wrong.  Change callers accordingly.
4473
4474 2011-03-25  Cary Coutant  <ccoutant@google.com>
4475
4476         * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
4477         * testsuite/Makefile.in: Regenerate.
4478
4479 2011-03-23  Rafael Ávila de Espíndola <respindola@mozilla.com>
4480
4481         * plugin.cc (get_view): New.
4482         (Plugin::load): Pass get_view to the plugin.
4483         (Plugin_manager::get_view): New.
4484
4485 2011-03-21  Ian Lance Taylor  <iant@google.com>
4486
4487         * testsuite/final_layout.sh: Rewrite to not use dc.
4488         * testsuite/relro_test.sh: Fail if dc is not present.
4489
4490 2011-03-21  Sriraman Tallam  <tmsriram@google.com>
4491
4492         * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
4493         Change == to -eq.
4494         * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
4495         * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
4496         Change == to -eq.
4497         * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
4498         * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
4499
4500 2011-03-14  Ian Lance Taylor  <iant@google.com>
4501
4502         * script-sections.cc (Sort_output_sections::script_compare):
4503         Rename from is_before, change return type.
4504         (Sort_output_sections::operator()): Adjust accordingly.
4505
4506 2011-03-11  Jeffrey Yasskin  <jyasskin@google.com>
4507
4508         PR gold/12572
4509         * testsuite/odr_violation2.cc: Add comment to make all error line
4510         numbers double digits.
4511         * testsuite/debug_msg.sh: Adjust expected errors.
4512
4513 2011-03-09  Jeffrey Yasskin  <jyasskin@google.com>
4514
4515         * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
4516         but mark earlier ones as non-canonical
4517         (offset_to_iterator): Update search target and example
4518         (do_addr2line): Return extra lines in a vector*
4519         (format_file_lineno): Extract from do_addr2line
4520         (one_addr2line): Add vector* out-param
4521         * dwarf_reader.h (Offset_to_lineno_entry): New field recording
4522         when a lineno entry appeared last for its instruction
4523         (Dwarf_line_info): Add vector* out-param
4524         * object.cc (Relocate_info): Pass NULL for the vector* out-param
4525         * symtab.cc (Odr_violation_compare): Include the lineno in the
4526         comparison again.
4527         (linenos_from_loc): New. Combine the canonical line for an
4528         address with its other lines.
4529         (True_if_intersect): New. Helper functor to make
4530         std::set_intersection a query.
4531         (detect_odr_violations): Compare sets of lines instead of just
4532         one line for each function. This became less deterministic, but
4533         has fewer false positives.
4534         * symtab.h: Declarations.
4535         * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
4536         mix an optimized and non-optimized object in the same binary
4537         (odr_violation2.so): Same.
4538         * testsuite/Makefile.in: Regenerate from Makefile.am.
4539         * testsuite/debug_msg.cc (main): Make OdrDerived classes.
4540         * testsuite/debug_msg.sh: Update line numbers and add
4541         assertions.
4542         * testsuite/odr_violation1.cc: Use OdrDerived, in a
4543         non-optimized context.
4544         * testsuite/odr_violation2.cc: Make sure Ordering::operator()
4545         isn't inlined, and use OdrDerived in an optimized context.
4546         * testsuite/odr_header1.h: Defines OdrDerived, where
4547         optimization will change the
4548         first-instruction-in-the-destructor's file and line number.
4549         * testsuite/odr_header2.h: Defines OdrBase.
4550
4551 2011-03-09  Ian Lance Taylor  <iant@google.com>
4552
4553         * fileread.cc (File_read::clear_views): Don't delete the whole
4554         file view.
4555
4556 2011-03-08  Ian Lance Taylor  <iant@google.com>
4557
4558         PR gold/12525
4559         * fileread.cc: #include <climits>.
4560         (GOLD_IOV_MAX): Define.
4561         (File_read::read_multiple): Limit number of entries by iov_max.
4562         * fileread.h (class File_read): Always set max_readv_entries to
4563         128.
4564
4565 2011-03-07  Ian Lance Taylor  <iant@google.com>
4566
4567         PR gold/12525
4568         * options.h (class General_options): Add -dy and -dn.
4569
4570 2011-03-02  Cary Coutant  <ccoutant@google.com>
4571
4572         * testsuite/script_test_9.t: Add TLS segment.
4573
4574 2011-03-02  Simon Baldwin  <simonb@google.com>
4575
4576         * configure.ac: Add check for gnu_indirect_function support in
4577         the toolchain building binutils.
4578         * configure: Rebuild.
4579
4580 2011-02-18  Rafael Ávila de Espíndola <respindola@mozilla.com>
4581
4582         * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
4583         plugin only symbols.
4584         (Symbol_table::sized_finalize_symbol) Mark symbol only present
4585         in plugin files as not needed in the symbol table.
4586
4587 2011-02-11  Sriraman Tallam  <tmsriram@google.com>
4588
4589         * output.cc (Output_section::add_input_section): Delay fill
4590         generation for section ordering.
4591
4592 2011-02-09  Ian Lance Taylor  <iant@google.com>
4593
4594         PR gold/12316
4595         * object.h (class Sized_relobj): Remove clear_local_symbols.
4596         * reloc.cc (Sized_relobj::do_relocate): Don't call
4597         clear_local_symbols.
4598
4599 2011-02-08  Rafael Ávila de Espíndola <respindola@mozilla.com>
4600
4601         * plugin.cc (is_visible_from_outside): Return true for symbols
4602         in the -u option.
4603
4604 2011-02-04  Jeffrey Yasskin  <jyasskin@google.com>
4605
4606         * symtab.cc (Odr_violation_compare::operator()): Sort by just the
4607         filename.
4608
4609 2011-02-02  Sriraman Tallam  <tmsriram@google.com>
4610
4611         * icf.h (is_section_foldable_candidate): Change type of parameter
4612         to std::string.
4613         * icf.cc (Icf::find_identical_sections): Change type of local variable
4614         section_name to be std::string.
4615         (is_function_ctor_or_dtor): Change type of parameter to std::string.
4616
4617 2011-01-25  Ian Lance Taylor  <iant@google.com>
4618
4619         * script.cc (script_add_extern): Rewrite to use
4620         add_symbol_reference.
4621
4622 2011-01-25  Doug Kwan  <dougkwan@google.com>
4623
4624         * icf.cc (get_section_contents): Always lock section's object.
4625
4626 2011-01-24  Ian Lance Taylor  <iant@google.com>
4627
4628         * options.h (class General_options): Accept
4629         --no-detect-odr-violations.
4630
4631 2011-01-24  Ian Lance Taylor  <iant@google.com>
4632
4633         * version.cc (version_string): Bump to 1.11.
4634
4635 2011-01-24  Ian Lance Taylor  <iant@google.com>
4636
4637         * plugin.cc (class Plugin_rescan): Define new class.
4638         (Plugin_manager::claim_file): Set any_claimed_.
4639         (Plugin_manager::save_archive): New function.
4640         (Plugin_manager::save_input_group): New function.
4641         (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
4642         necessary.
4643         (Plugin_manager::new_undefined_symbol): New function.
4644         (Plugin_manager::rescan): New function.
4645         (Plugin_manager::rescannable_defines): New function.
4646         (Plugin_manager::add_input_file): Set any_added_.
4647         * plugin.h (class Plugin_manager): define new fields rescannable_,
4648         undefined_symbols_, any_claimed_, and any_added_.  Declare
4649         Plugin_rescan as friend.  Declare new functions.
4650         (Plugin_manager::Rescannable): Define type.
4651         (Plugin_manager::Rescannable_list): Define type.
4652         (Plugin_manager::Undefined_symbol_list): Define type.
4653         (Plugin_manager::Plugin_manager): Initialize new fields.
4654         * archive.cc (Archive::defines_symbol): New function.
4655         (Add_archive_symbols::run): Pass archive to plugins if any.
4656         * archive.h (class Archive): Declare defines_symbol.
4657         * readsyms.cc (Input_group::~Input_group): New function.
4658         (Finish_group::run): Pass input_group to plugins if any.
4659         * readsyms.h (class Input_group): Declare destructor.
4660         * symtab.cc (add_from_object): Pass undefined symbol to plugins if
4661         any.
4662
4663 2011-01-10  Ian Lance Taylor  <iant@google.com>
4664
4665         * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
4666         section as relro.
4667         (Layout::set_segment_offsets): Reset increase_relro before calling
4668         set_section_addresses a second time.
4669
4670 2011-01-04  Cary Coutant  <ccoutant@google.com>
4671
4672         * script-sections.cc (Sort_output_sections::operator()): Sort TLS
4673         sections before NOBITS sections.
4674
4675 2011-01-01  H.J. Lu  <hongjiu.lu@intel.com>
4676
4677         * version.cc (print_version): Update copyright to 2011.
4678
4679 2010-12-23  Cary Coutant  <ccoutant@google.com>
4680
4681         * output.h (Output_data_reloc::add_output_section): Pass OD instead
4682         of OS to this->add.  Add OD parameter to second form of the function.
4683
4684 2010-12-20  Ian Lance Taylor  <iant@google.com>
4685
4686         * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
4687         second of two consecutive entries with same offset.
4688
4689 2010-12-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
4690
4691         * testsuite/Makefile.am (ifuncmain2static_LDADD)
4692         (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
4693         (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
4694         to avoid unneeded links against $(LDADD).
4695         * testsuite/Makefile.in: Regenerate.
4696
4697 2010-12-15  Ian Lance Taylor  <iant@google.com>
4698
4699         PR gold/12324
4700         * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
4701         for R_X86_64_32 and R_X86_64_PC32.
4702         * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
4703         ver_matching_def_pic.o.
4704         (ver_matching_def_pic.o): New target.
4705
4706 2010-12-14  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
4707
4708         * fileread.cc (file_counts_lock, file_counts_initialize_lock)
4709         (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
4710         Move definition before File_read::View member definitions.
4711         (File_read::View::~View): Initialize and hold lock before
4712         updating current_mapped_bytes.
4713
4714 2010-12-14  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
4715
4716         * dwarf_reader.cc: Remove outdated comment.
4717         * gold-threads.cc: Fix typo in error message.
4718         * archive.cc: Fix typos in comments.
4719         * archive.h: Likewise.
4720         * arm-reloc-property.cc: Likewise.
4721         * arm-reloc-property.h: Likewise.
4722         * arm-reloc.def: Likewise.
4723         * arm.cc: Likewise.
4724         * attributes.h: Likewise.
4725         * cref.cc: Likewise.
4726         * ehframe.cc: Likewise.
4727         * fileread.h: Likewise.
4728         * gold.h: Likewise.
4729         * i386.cc: Likewise.
4730         * icf.cc: Likewise.
4731         * incremental.h: Likewise.
4732         * int_encoding.cc: Likewise.
4733         * layout.h: Likewise.
4734         * main.cc: Likewise.
4735         * merge.h: Likewise.
4736         * object.cc: Likewise.
4737         * object.h: Likewise.
4738         * options.cc: Likewise.
4739         * readsyms.cc: Likewise.
4740         * reduced_debug_output.cc: Likewise.
4741         * reloc.cc: Likewise.
4742         * script-sections.cc: Likewise.
4743         * sparc.cc: Likewise.
4744         * symtab.h: Likewise.
4745         * target-reloc.h: Likewise.
4746         * target.cc: Likewise.
4747         * target.h: Likewise.
4748         * timer.cc: Likewise.
4749         * timer.h: Likewise.
4750         * x86_64.cc: Likewise.
4751
4752 2010-12-09  Cary Coutant  <ccoutant@google.com>
4753
4754         * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
4755         stack.
4756         * layout.h (Layout::layout_gnu_stack): Add pointer to Object
4757         parameter; change all callers.
4758         * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
4759         * options.h (warn_execstack): New option.
4760
4761 2010-12-07  Doug Kwan  <dougkwan@google.com>
4762
4763         * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
4764         like function call relocations.
4765
4766 2010-12-07  Ian Lance Taylor  <iant@google.com>
4767
4768         * archive.cc (Archive::get_elf_object_for_member): Permit
4769         punconfigured to be NULL.
4770         (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
4771         (Archive::include_member): Pass NULL to get_elf_object_for_member
4772         if we searched for the archive and this is the first included
4773         object.
4774
4775 2010-12-01  Ian Lance Taylor  <iant@google.com>
4776
4777         * dwarf_reader.h (class Sized_dwarf_line_info): Add
4778         track_relocs_type_ field.
4779         * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4780         Set track_relocs_type_.
4781         (Sized_dwarf_line_info::process_one_opcode): Ignore the section
4782         contents when using RELA relocs.
4783         (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
4784         reloc_map_.
4785         * reloc.cc (Track_relocs::next_addend): New function.
4786         * reloc.h (class Track_relocs): Declare next_addend.
4787
4788 2010-12-01  Ian Lance Taylor  <iant@google.com>
4789
4790         * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
4791         virtual destructor.
4792
4793 2010-12-01  Ian Lance Taylor  <iant@google.com>
4794
4795         * README: Update compilers known to work and fail.
4796
4797 2010-11-23  Matthias Klose  <doko@ubuntu.com>
4798
4799         * configure.in: For --enable-gold, handle value `default' instead of
4800         `both*'.  Always install ld as ld.bfd, install as ld if gold is
4801         not the default.
4802         * configure: Regenerate.
4803
4804 2010-11-18  Doug Kwan  <dougkwan@google.com>
4805
4806         * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
4807         and right_alignment to be zero.  Store result alignment only if it is
4808         greater than existing alignment.
4809
4810 2010-11-16  Cary Coutant  <ccoutant@google.com>
4811
4812         PR gold/12220
4813         * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4814         Check for ".zdebug_line".
4815
4816 2010-11-16  Doug Kwan  <dougkwan@google.com>
4817             Cary Coutant  <ccoutant@google.com>
4818
4819         * output.h (Output_segment::set_section_addresses): Pass increase_relro
4820         by reference; adjust all callers.
4821         * output.cc (Output_segment::set_section_addresses): Adjust references
4822         to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
4823         list is empty.
4824         (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
4825         end at page boundary.
4826
4827 2010-11-16  Cary Coutant  <ccoutant@google.com>
4828
4829         PR gold/12220
4830         * layout.cc (Layout::choose_output_section): Transform names of
4831         compressed sections even when using a script with a SECTIONS clause.
4832         (Layout::output_section_name): Remove code to transform
4833         compressed debug section names.
4834         * output.cc (Output_section::add_input_section): Use uncompressed
4835         section size when tracking input sections.
4836
4837 2010-11-11  Richard Sandiford  <richard.sandiford@linaro.org>
4838
4839         * symtab.h (Symbol::NON_PIC_REF): Remove.
4840         (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
4841         (Symbol::FUNCTION_CALL): Renumber.  Reword comment.
4842         (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
4843         (Symbol::use_plt_offset): Take a flags argument and pass it
4844         directly to needs_dynamic_reloc.  Restrict check for undefined
4845         weak symbols to function calls.
4846         * arm.cc (Target_arm::Scan::get_reference_flags): New function.
4847         (Target_arm::Scan::global): Use it.
4848         (Target_arm::Scan::scan_reloc_for_stub): Likewise.
4849         (Target_arm::Relocate::relocate): Likewise.
4850         (Target_arm::Relocate::should_apply_static_reloc): Replace flags
4851         parameter with an r_type parameter.  Use get_reference_flags
4852         to get the flags.
4853         (Target_arm::Relocate::relocate): Update accordingly.
4854         * i386.cc (Target_i386::Scan::get_reference_flags): New function.
4855         (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
4856         (Target_i386::Scan::global): Likewise.
4857         (Target_i386::Relocate::relocate): Likewise.
4858         (Target_i386::Relocate::should_apply_static_reloc): Replace flags
4859         parameter with an r_type parameter.  Use get_reference_flags
4860         to get the flags.
4861         (Target_i386::Relocate::relocate): Update accordingly.
4862         * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
4863         (Target_powerpc::Scan::global): Use it.
4864         (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
4865         (Target_powerpc::Relocate::relocate): Likewise.
4866         * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
4867         (Target_sparc::Scan::global): Use it.
4868         (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
4869         (Target_sparc::Relocate::relocate): Likewise.
4870         * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
4871         (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
4872         (Target_x86_64::Scan::global): Likewise.
4873         (Target_x86_64::Relocate::relocate): Likewise.
4874
4875 2010-11-08  Doug Kwan  <dougkwan@google.com>
4876             Cary Coutant  <ccoutant@google.com>
4877
4878         * arm.cc (Arm_exidx_merge_section::build_contents): New method.
4879         (Arm_exidx_merge_section::section_contents_): New data member.
4880         (Arm_input_section::Arm_input_section): Initialize original_contents_.
4881         (Arm_input_section::~Arm_input_section): De-allocate memory.
4882         (Arm_input_section::original_contents_): New data member.
4883         (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
4884         in parameters instead of calling Object::section_contents without
4885         locking.
4886         (Arm_output_section::group_section): New parameter TASK.  Pass it
4887         to callees that need locking objects.
4888         (Arm_output_section::fix_exidx_coverage): New parameter TASK.  Use it
4889         to lock EXIDX input sections.  Fix a formatting issue.  Call
4890         Arm_exidx_merged_section::build_contents to create merged section
4891         contents.
4892         (Arm_output_section::create_stub_group): New parameter TASK.  Use it
4893         to lock object of stub table owner.
4894         (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
4895         TEXT_SIZE to initialize data member TEXT_SIZE_.
4896         (Arm_exidx_input_section::addralign): Fix typo in comment.
4897         (Arm_exidx_input_section::text_size): New method.
4898         (Target_arm::do_relax): New parameter TASK.  Pass it to callees
4899         that require locking objects.  Lock objects before scanning for stubs
4900         and updating local symbols.
4901         (Arm_input_section<big_endian>::init): Copy contents of original
4902         input section.
4903         (Arm_input_section<big_endian>::do_write): Use saved contents of
4904         original input section instead of calling Object::section_contents
4905         without locking.
4906         (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
4907         size without calling Object::section_size().
4908         (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
4909         for size.  Allocate a buffer for merged EXIDX entries.
4910         (Arm_exidx_merged_section::build_contents): New method.
4911         (Arm_exidx_merged_section::do_write): Move merge section contents
4912         building code to Arm_exidx_merged_section::build_contetns.  Write
4913         out contetns in buffer instead of building it on the fly.
4914         (Arm_relobj::make_exidx_input_section): Also pass text section size
4915         to Arm_exidx_input_section constructor.
4916         (Arm_relobj::do_read_symbols): Fix memory leak.  Fix a formatting issue.
4917         (Arm_dynobj::do_read_symbols): Fix memory leak.
4918         * layout.cc (Layout::finalize): Pass TASK to Target::relax().
4919         * target.h: (class Task): Add forward declaration.
4920         (Target::relax): Add new parameter TASK and pass it to
4921         Target::do_relax().
4922         (Target::do_relax):: New parameter TASK.  Fix a formatting issue.
4923
4924 2010-11-05  Cary Coutant  <ccoutant@google.com>
4925
4926         PR gold/10708
4927         * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
4928         object when reading from the file.
4929         * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
4930         second layout pass.
4931         * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
4932         when reading section contents.
4933         (get_section_contents): Likewise.
4934         (icf::find_identical_sections): Likewise.
4935         * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
4936         object when reading from the file.
4937         * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
4938         the object when doing deferred section layout.
4939
4940 2010-11-03  Nick Clifton  <nickc@redhat.com>
4941
4942         PR gold/12001
4943         * script.h (class Symbol_assignment: name): New member.  Returns
4944         the name of the symbol.
4945         * scrfipt.cc (Script_options::is_pending_assignment): New member.
4946         Returns true if the given symbol name is on the list of
4947         assignments wating to be processed.
4948         * archive.cc (should_incldue_member): If the symbol is undefined,
4949         check to see if it is on the list of symbols pending assignment.
4950
4951 2010-11-03  Ryan Mansfield  <rmansfield@qnx.com>
4952
4953         * script-sections.cc (Script_sections::find_memory_region): Check
4954         for a NULL output section pointer.
4955
4956 2010-10-29  Doug Kwan  <dougkwan@google.com>
4957
4958         * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
4959         Output_section::add_relaxed_input_section.
4960         * output.cc (Output_section::add_relaxed_input_section): Add new
4961         arguments LAYOUT and NAME.  Set section order index.
4962         (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4963         Copy section order index.
4964         * output.h (Output_section::add_relaxed_input_section): Add new
4965         arguments LAYOUT and NAME.
4966
4967 2010-10-29  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
4968
4969         * testsuite/Makefile.am: Move gcctestdir/ld rule to
4970         NATIVE_OR_CROSS_LINKER.
4971         * testsuite/Makefile.in: Regenerate.
4972
4973 2010-10-20  Doug Kwan  <dougkwan@google.com>
4974
4975         * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
4976         without SHF_LINK_ORDER flags.
4977         * layout.cc (Layout::choose_output_section): Do not filter
4978         SHF_LINK_ORDER flag in a relocatable link.
4979
4980 2010-10-17  Cary Coutant  <ccoutant@google.com>
4981
4982         * output.h (Output_segment::set_section_addresses): Change function
4983         signature.  Update all callers.
4984         * output.cc (Output_segment::is_first_section_relro): Ignore TLS
4985         sections.
4986         (Output_segment::set_section_addresses): Align after last TLS
4987         section.  Add padding before last relro section instead of after.
4988
4989 2010-10-17  Doug Kwan  <dougkwan@google.com>
4990
4991         * gold/arm.cc (Target_arm::got_section): Use correct order and set
4992         GOT output section to be writable.
4993
4994 2010-10-14  Cary Coutant  <ccoutant@google.com>
4995
4996         * debug.h (DEBUG_INCREMENTAL): New flag.
4997         (debug_string_to_enum): Add DEBUG_INCREMENTAL).
4998         * gold.cc (queue_initial_tasks): Check parameters for incremental link
4999         mode.
5000         * incremental.cc (report_command_line): Ignore all forms of
5001         --incremental.
5002         * layout.cc (Layout::Layout): Check parameters for incremental link
5003         mode.
5004         * options.cc (General_options::parse_incremental): New function.
5005         (General_options::parse_no_incremental): New function.
5006         (General_options::parse_incremental_full): New function.
5007         (General_options::parse_incremental_update): New function.
5008         (General_options::incremental_mode_): New data member.
5009         (General_options::finalize): Check incremental_mode_.
5010         * options.h (General_options): Update help text for --incremental.
5011         Add --no-incremental, --incremental-full, --incremental-update.
5012         (General_options::Incremental_mode): New enum type.
5013         (General_options::incremental_mode): New function.
5014         (General_options::incremental_mode_): New data member.
5015         * parameters.cc (Parameters::incremental_mode_): New data member.
5016         (Parameters::set_options): Set incremental_mode_.
5017         (Parameters::set_incremental_full): New function.
5018         (Parameters::incremental): New function.
5019         (Parameters::incremental_update): New function.
5020         (set_parameters_incremental_full): New function.
5021         * parameters.h (Parameters::set_incremental_full): New function.
5022         (Parameters::incremental): New function.
5023         (Parameters::incremental_update): New function.
5024         (Parameters::incremental_mode_): New data member.
5025         (set_parameters_incremental_full): New function.
5026         * plugin.cc (Plugin_manager::add_input_file): Check parameters for
5027         incremental link mode.
5028         * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
5029         (Sized_relobj::do_relocate_sections): Likewise.
5030         * testsuite/Makefile.am (incremental_test): Use --incremental-full
5031         option.
5032         * testsuite/Makefile.in: Regenerate.
5033         * testsuite/incremental_test.sh: Filter all forms of --incremental.
5034
5035 2010-10-12  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
5036
5037         * script-sections.h (class Script_sections): Make
5038         Sections_elements typedef public.
5039         * script-sections.cc (class Sort_output_sections): Add elements_
5040         field.  Add constructor which sets it; change all callers.
5041         (Sort_output_sections::is_before): New function.
5042         (Sort_output_sections::operator()): Call is_before.
5043         * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
5044         conditional.
5045         * testsuite/script_test_10.sh: New test. Test script section
5046         order.
5047         * testsuite/script_test_10.t: Likewise.
5048         * testsuite/script_test_10.s: Likewise.
5049         * testsuite/Makefile.am: Wrap the cross linker tests and the
5050         common tests into NATIVE_OR_CROSS_LINKER.
5051         (check_SCRIPTS): Add script_test_10.sh.
5052         (check_DATA): Add script_test_10.stdout.
5053         (script_test_10.o, script_test_10): New targets.
5054         (script_test_10.stdout): New target.
5055         * configure, testsuite/Makefile.in: Regenerate.
5056
5057 2010-10-12  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
5058
5059         * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
5060         error for the deprecated relocations.
5061         (Target_arm::Scan::global): Likewise.
5062         (Target_arm::Relocate::relocate): Likewise.
5063
5064 2010-10-12  Richard Sandiford  <richard.sandiford@linaro.org>
5065
5066         * fileread.cc (Input_file::find_file): Initialize *found_name
5067         and *namep when using the fallback search for case 4.
5068
5069 2010-10-11  Cary Coutant  <ccoutant@google.com>
5070
5071         * options.h (class General_options): Redefine -z lazy as an alias for
5072         the negation of -z now.
5073
5074 2010-10-11  Ian Lance Taylor  <iant@google.com>
5075
5076         * resolve.cc (symbol_to_bits): Report the value of the unsupported
5077         binding.
5078
5079 2010-10-06  Nick Clifton  <nickc@redhat.com>
5080
5081         * script-sections.cc(class Memory_region): Remove
5082         current_lma_offset_ field.  Rename current_vma_offset_ to
5083         current_offset_.  Add last_section_ field.
5084         (Memory_region::get_current_vma_address): Rename to
5085         get_current_address.
5086         (Memory_region::get_current_lma_address): Delete.
5087         (Memory_region::increment_vma_offset): Rename to
5088         increment_offset.
5089         (Memory_region::increment_lma_offset): Delete.
5090         (Memory_region::attributes_compatible): New method.  Returns
5091         true if the provided section is compatible with the region.
5092         (Memory_region::get_last_section): New method.  Returns the last
5093         section to use the region.
5094         (Memory_region::set_last_section): New method.  Stores the last
5095         section to use the region.
5096         (Script_sections::block_in_region): New method.  Returns true if
5097         a block of memory is contained within a region.
5098         (Script_sections::find_memory_region): New method.  Locates a
5099         memory region to be used to set a VMA or LMA address.
5100         (Output_section_definition::set_section_addresses): Add code to
5101         check for addresses set by memory regions.
5102         (Output_segment::set_section_addresses): Remove memory region
5103         walking code.
5104         (Script_sections::create_segment): Add a warning if a header
5105         segment is created outside of any region.
5106         * script-sections.h (class Script_sections): Add prototypes for
5107         find_memory_region and block_in_region methods.
5108         * testsuite/memory_test.s: Use .long instead of .word.
5109         * testsuite/memory_test.t: Add some more output sections.
5110         * testsuite/memory_test.sh: Update expected output.
5111
5112 2010-10-02  Doug Kwan  <dougkwan@google.com>
5113
5114         * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
5115         defintion to symtab.h
5116         * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
5117         declaration to defintion.
5118
5119 2010-10-01  Nick Clifton  <nickc@redhat.com>
5120
5121         * expression.cc (eval): Replace dummy argument with NULL.
5122         (eval_maybe_dot): Check for a NULL result section pointer.
5123         (Symbol_expression::value): Likewise.
5124         (Dot_expression::value): Likewise.
5125         (BINARY_EXPRESSION): Likewise.
5126         (Max_expression::value): Likewise.
5127         (Min_expression::value): Likewise.
5128         (Absolute_expression::value): Likewise.
5129         (Addr_expression::value_from_output_section): Likewise.
5130         (Loaddddr_expression::value_from_output_section): Likewise.
5131         (Segment_start_expression::value): Likewise.
5132         * script-sections.cc
5133         (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
5134         argument with NULL.
5135         (Sections_elememt_dot_assignment::set_section_addresses):
5136         Likewise.
5137         (Output_data_expression::do_write_to_buffer): Likewise.
5138         (Output_section_definition::finalize_symbols): Likewise.
5139         (Output_section_definition::set_section_addresses): Likewise.
5140
5141 2010-09-30  Doug Kwan  <dougkwan@google.com>
5142
5143         * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
5144
5145 2010-09-28  Sriraman Tallam  <tmsriram@google.com>
5146
5147         * target.h (Target::can_icf_inline_merge_sections): New virtual
5148         function.
5149         * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
5150         virtual function.
5151         * i386.cc (Target_i386::can_icf_inline_merge_sections): New
5152         virtual function.
5153         * icf.cc (get_section_contents): Inline merge sections only when
5154         target allows it.
5155
5156 2010-09-27  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
5157
5158         * configure: Regenerate.
5159
5160 2010-09-17  Ian Lance Taylor  <iant@google.com>
5161
5162         * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
5163         * testsuite/Makefile.am (memory_test.o): New target.
5164         (memory_test): Depend on memory_test.o, gcctestdir/ld, and
5165         memory_test.t.
5166         * testsuite/Makefile.in: Rebuild.
5167
5168 2010-09-17  Doug Kwan  <dougkwan@google.com>
5169
5170         * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
5171         defintion if relocation uses GOT entries of the symbol.
5172         * testsuite/icf_safe_test.sh: Fix test.
5173         * testsuite/icf_safe_so_test.sh: Fix test.
5174
5175 2010-09-16  Cary Coutant  <ccoutant@google.com>
5176
5177         * script_sections.cc (class Memory_region): Remove "NULL" from
5178         vector initializations.
5179
5180 2010-09-15  Cary Coutant  <ccoutant@google.com>
5181
5182         * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
5183         Resolve forwarding symbols.
5184
5185 2010-09-15  Doug Kwan  <dougkwan@google.com>
5186
5187         * gold/testsuite/script_test_3.t: Add ARM special sections.
5188         * gold/testsuite/script_test_4.t: Same.
5189         * gold/testsuite/script_test_5.t: Same.
5190         * gold/testsuite/script_test_6.t: Same.
5191         * gold/testsuite/script_test_7.t: Same.
5192         * gold/testsuite/script_test_7.t: Same.
5193         * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
5194
5195 2010-09-14  Cary Coutant  <ccoutant@google.com>
5196
5197         * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
5198         (Target_x86_64::Relocate::relocate_tls): Replace check for
5199         saw_tls_block_reloc_ with test for executable section.
5200
5201 2010-09-12  Cary Coutant  <ccoutant@google.com>
5202
5203         * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
5204         position-independent executables to shared libraries need dynamic
5205         relocations.
5206         (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
5207         position-independent executables.
5208         * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
5209         * testsuite/Makefile.in: Regenerate.
5210
5211 2010-09-10  Nick Clifton  <nickc@redhat.com>
5212
5213         PR gold/11997
5214         * testsuite/memory_test.t: Discard any sections that are not
5215         needed.
5216
5217 2010-09-09  H.J. Lu  <hongjiu.lu@intel.com>
5218
5219         PR gold/11996
5220         * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
5221         "This::" to work around a bug in gcc 4.2.
5222
5223         * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
5224
5225 2010-09-09  Rafael Espindola  <espindola@google.com>
5226
5227         * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
5228         sections with different PF_X flags in the same segment.
5229         (Layout::find_first_load_seg): Search all segments to find the first
5230         one.
5231         * options.h (rosegment): New.
5232
5233 2010-09-08  Rafael Espindola  <espindola@google.com>
5234
5235         * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
5236
5237 2010-09-08  Doug Kwan  <dougkwan@google.com>
5238
5239         * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
5240         (Arm_relobj::do_relocate_sections): Add new parameter for output
5241         file to match the parent.
5242         (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
5243         of local symbols instead of input values.  Update code to track
5244         changes in gold::relocate_section.
5245         * object.cc (Sized_relobj::compute_final_local_value): New methods.
5246         (Sized_relobj::compute_final_local_value_internal): New methods.
5247         (Sized_relobj::do_finalize_local_symbols): Move code from loop
5248         body into private version of Sized_relobj::compute_final_local_value.
5249         Call the inline method.
5250         * object.h (Symbol_value::Symbol_value): Define destructor.  Free
5251         merged symbol value if there is one.
5252         (Symbol_value::has_output_value): New method defintiion.
5253         (Sized_relobj::Compute_final_local_value_status): New enum type.
5254         (Sized_relobj::compute_final_local_value): New methods.
5255         (Sized_relobj::compute_final_local_value_internal): New methods.
5256         * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
5257         and arm_cortex_a8.sh.
5258         (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
5259         arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
5260         New tests.
5261         * Makefile.in: Regenerate.
5262         * testsuite/arm_bl_out_of_range.s: Update test.
5263         * testsuite/thumb_bl_out_of_range.s: Ditto.
5264         * testsuite/thumb_blx_out_of_range.s: Ditto.
5265         * testsuite/arm_branch_out_of_range.sh: New file.
5266         * testsuite/arm_cortex_a8.sh: Ditto.
5267         * testsuite/arm_cortex_a8_b.s: Ditto.
5268         * testsuite/arm_cortex_a8_b_cond.s: Ditto.
5269         * testsuite/arm_cortex_a8_b_local.s: Ditto.
5270         * testsuite/arm_cortex_a8_bl.s: Ditto.
5271         * testsuite/arm_cortex_a8_blx.s: Ditto.
5272         * testsuite/arm_cortex_a8_local.s: Ditto.
5273         * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
5274         * testsuite/thumb_bl_out_of_range_local.s: Ditto.
5275
5276 2010-09-08  Rafael Espindola  <espindola@google.com>
5277
5278         * Makefile.am (memory_test.stdout): Run readelf with -W.
5279         * Makefile.in: Regenerate.
5280         * testsuite/memory_test.sh: Make the regexps accept both 32 and
5281         64 bit output.
5282
5283 2010-09-08  Rafael Espindola  <espindola@google.com>
5284
5285         * script-sections.cc (Script_sections::add_memory_region): Convert
5286         field precision to int.
5287         * script.cc (script_set_section_region, script_set_section_region):
5288         Convert field precision to int.
5289
5290 2010-09-08  Rafael Espindola  <espindola@google.com>
5291
5292         * arm.cc (do_finalize_sections): Create the __exidx_start and
5293         __exdix_end symbols even when the section is missing.
5294
5295 2010-09-08  Nick Clifton  <nickc@redhat.com>
5296
5297         * README: Remove claim that MEMORY is not supported.
5298         * expression.cc (script_exp_function_origin)
5299         (script_exp_function_length): Move from here to ...
5300         * script.cc: ... here.
5301         (script_set_section_region, script_add_memory)
5302         (script_parse_memory_attr, script_include_directive): New
5303         functions.
5304         * script-sections.cc
5305         (class Memory_region): New class.
5306         (class Output_section_definition): Add set_memory_region,
5307         set_section_vma, set_section_lma and get_section_name methods.
5308         (class Script_Sections): Add add_memory_region,
5309         find_memory_region, find_memory_region_origin,
5310         find_memory_region_length and set_memory_region methods.
5311         Have set_section_addresses method walk the list of set memory
5312         regions.
5313         Extend the print methos to display memory regions.
5314         * script-sections.h: Add prototypes for new methods.
5315         Add enum for MEMORY region attributes.
5316         * yyscript.y: Add support for parsing MEMORY regions.
5317         * script-c.h: Add prototypes for new functions.
5318         * testsuite/Makefile.am: Add test of MEMORY region functionality.
5319         * testsuite/Makefile.in: Regenerate.
5320         * testsuite/memory_test.sh: New script.
5321         * testsuite/memory_test.s: New assembler source file.
5322         * testsuite/memory_test.t: New linker script.
5323
5324 2010-08-27  Doug Kwan  <dougkwan@google.com>
5325
5326         * gold/resolve.cc (Symbol_table::should_override): Let a weak
5327         reference override an existing dynamic weak reference.
5328         * testsuite/Makefile.am: Add new test dyn_weak_ref.
5329         * testsuite/Makefile.in: Regenerate.
5330         * testsuite/dyn_weak_ref.sh: New file.
5331         * testsuite/dyn_weak_ref_1.c: Ditto.
5332         * testsuite/dyn_weak_ref_2.c: Ditto.
5333
5334 2010-08-27  Ian Lance Taylor  <iant@google.com>
5335
5336         * incremental.h (class Incremental_input_entry): Add virtual
5337         destructor.
5338
5339 2010-08-27  Ian Lance Taylor  <iant@google.com>
5340
5341         * testsuite/start_lib_test_3.c: Mark t3 as used.
5342
5343 2010-08-27  Nick Clifton  <nickc@redhat.com>
5344
5345         * options.cc (version_script): Fix small typo in previous
5346         whitespace tidyup.
5347
5348 2010-08-25  Nick Clifton  <nickc@redhat.com>
5349
5350         * archive.cc: Formatting fixes: Remove whitespace between
5351         typename and following asterisk.  Remove whitespace between
5352         function name and opening parenthesis.
5353         * archive.h: Likewise.
5354         * arm.cc: Likewise.
5355         * attributes.cc: Likewise.
5356         * attributes.h: Likewise.
5357         * common.cc: Likewise.
5358         * copy-relocs.cc: Likewise.
5359         * dirsearch.h: Likewise.
5360         * dynobj.cc: Likewise.
5361         * ehframe.cc: Likewise.
5362         * ehframe.h: Likewise.
5363         * expression.cc: Likewise.
5364         * fileread.cc: Likewise.
5365         * fileread.h: Likewise.
5366         * gc.h: Likewise.
5367         * gold-threads.cc: Likewise.
5368         * gold.cc: Likewise.
5369         * i386.cc: Likewise.
5370         * icf.h: Likewise.
5371         * incremental-dump.cc: Likewise.
5372         * incremental.cc: Likewise.
5373         * layout.cc: Likewise.
5374         * layout.h: Likewise.
5375         * main.cc: Likewise.
5376         * merge.cc: Likewise.
5377         * merge.h: Likewise.
5378         * object.cc: Likewise.
5379         * object.h: Likewise.
5380         * options.cc: Likewise.
5381         * options.h: Likewise.
5382         * output.cc: Likewise.
5383         * output.h: Likewise.
5384         * plugin.cc: Likewise.
5385         * plugin.h: Likewise.
5386         * powerpc.cc: Likewise.
5387         * reloc.cc: Likewise.
5388         * script-c.h: Likewise.
5389         * script-sections.cc: Likewise.
5390         * script.cc: Likewise.
5391         * stringpool.cc: Likewise.
5392         * symtab.cc: Likewise.
5393         * symtab.h: Likewise.
5394         * target.cc: Likewise.
5395         * timer.cc: Likewise.
5396         * timer.h: Likewise.
5397         * version.cc: Likewise.
5398         * x86_64.cc: Likewise.
5399
5400 2010-08-24  Nick Clifton  <nickc@redhat.com>
5401
5402         PR 11899
5403         * layout.cc (segment_precedes): Sort segments by their physical
5404         addresses, if they have been set.
5405
5406 2010-08-23  Cary Coutant  <ccoutant@google.com>
5407
5408         * archive.cc (Lib_group::add_symbols): Lock object before deleting its
5409         symbols data.
5410         (Lib_group::include_member): Unlock object after deleting its
5411         symbols data.
5412         * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
5413         the bug fixed here.
5414
5415 2010-08-19  Neil Vachharajani  <nvachhar@google.com>
5416             Cary Coutant  <ccoutant@google.com>
5417
5418         * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
5419         constructor, and set_blocker.
5420         * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
5421         readsyms_blocker_.
5422         * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
5423         this->this_blocker_ to Add_lib_group_symbols::set_blocker.
5424         * testsuite/Makefile.am (start_lib_test): New test case.
5425         * testsuite/Makefile.in: Regenerate.
5426         * testsuite/start_lib_test_main.c: New file.
5427         * testsuite/start_lib_test_1.c: New file.
5428         * testsuite/start_lib_test_2.c: New file.
5429         * testsuite/start_lib_test_3.c: New file.
5430
5431 2010-08-19  Ian Lance Taylor  <iant@google.com>
5432
5433         * Makefile.in: Rebuild with automake 1.11.1.
5434         * aclocal.m4: Likewise.
5435         * testsuite/Makefile.in: Likewise.
5436
5437 2010-08-19  Ian Lance Taylor  <iant@google.com>
5438
5439         PR 10893
5440         * i386.cc (class Output_data_plt_i386): Update declarations.
5441         Define Global_ifunc and Local_ifunc types.  Add global_ifuncs_ and
5442         local_ifuncs_ fields.
5443         (Target_i386::do_plt_section_for_global): New function.
5444         (Target_i386::do_plt_section_for_local): New function.
5445         (Output_data_plt_i386::Output_data_plt_i386): Add symtab
5446         parameter; change all callers.  Initialize global_ifuncs_ and
5447         local_ifuncs_.  If doing a static link define __rel_iplt_start and
5448         __rel_iplt_end.
5449         (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
5450         (Output_data_plt_i386::add_local_ifunc_entry): New function.
5451         (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
5452         symbols.
5453         (Target_i386::make_plt_section): New function, broken out of
5454         make_plt_entry.  Set sh_info field of .rel.plt to point to .plt.
5455         (Target_i386::make_plt_entry): Call make_plt_section.
5456         (Target_i386::make_local_ifunc_plt_entry): New function.
5457         (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
5458         (Target_i386::Scan::local): Handle IFUNC symbols.  Add
5459         R_386_IRELATIVE to switch.
5460         (Target_i386::Scan::global): Likewise.
5461         (Target_i386::Relocate::relocate): Likewise.
5462         (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
5463         switch.
5464         * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
5465         (Target_x86_64::do_plt_section_for_global): New function.
5466         (Target_x86_64::do_plt_section_for_local): New function.
5467         (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
5468         parameter; change all callers.  If doing a static link define
5469         __rela_iplt_start and __rela_iplt_end.
5470         (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
5471         (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
5472         (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
5473         to point to .plt.
5474         (Target_x86_64::make_local_ifunc_plt_entry): New function.
5475         (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
5476         switch.
5477         (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
5478         (Target_x86_64::Scan::local): Handle IFUNC symbols.  Add
5479         R_X86_64_IRELATIVE to switch.
5480         (Target_x86_64::Scan::global): Likewise.
5481         (Target_x86_64::Relocate::relocate): Likewise.
5482         (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
5483         switch.
5484         * target.h (class Target): Add plt_section_for_global and
5485         plt_section_for_local functions.  Add do_plt_section_for_global
5486         and do_plt_section_for_local virtual functions.
5487         * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol.  Add
5488         clarifying comments.
5489         (Symbol::use_plt_offset): Handle IFUNC symbol.
5490         * object.cc (Sized_relobj::Sized_relobj): Initialize
5491         local_plt_offsets_.
5492         (Sized_relobj::local_has_plt_offset): New function.
5493         (Sized_relobj::local_plt_offset): New function.
5494         (Sized_relobj::set_local_plt_offset): New function.
5495         (Sized_relobj::do_count): Handle IFUNC symbol.
5496         * object.h (class Symbol_value): Add is_ifunc_symbol_ field.  Take
5497         a bit away from input_shndx_ field.  Add set_is_func_symbol and
5498         is_ifunc_symbol functions.
5499         (class Sized_relobj): Update declarations.  Remove Tls_got_entry
5500         and Local_tls_got_offsets.  Define Local_plt_offsets.  Add
5501         local_plt_offsets_ field.
5502         (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
5503         * output.h (class Output_section_data): Add non-const
5504         output_section function.
5505         (class Output_data_got): Update declarations.
5506         (class Output_data_got::Got_entry): Add use_plt_offset_ field.
5507         Add use_plt_offset parameter to global and local constructors.
5508         Change all callers.  Change local_sym_index_ field to 31 bits.
5509         Change GSYM_CODE and CONSTANT_CODE accordingly.
5510         * output.cc (Output_data_reloc_base::do_adjust_output_section): If
5511         doing a static link don't set sh_link field.
5512         (Output_data_got::Got_entry::write): Use PLT offset if
5513         appropriate.
5514         (Output_data_got::add_global_plt): New function.
5515         (Output_data_got::add_local_plt): New function.
5516         * target-reloc.h (relocate_section): Handle IFUNC symbol.
5517         * defstd.cc (in_section): Remove entries for __rel_iplt_start,
5518         __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
5519         * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
5520         * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
5521         IFUNC conditional.
5522         * testsuite/ifunc-sel.h: New file.
5523         * testsuite/ifuncmain1.c: New file.
5524         * testsuite/ifuncmain1vis.c: New file.
5525         * testsuite/ifuncmod1.c: New file.
5526         * testsuite/ifuncdep2.c: New file.
5527         * testsuite/ifuncmain2.c: New file.
5528         * testsuite/ifuncmain3.c: New file.
5529         * testsuite/ifuncmod3.c: New file.
5530         * testsuite/ifuncmain4.c: New file.
5531         * testsuite/ifuncmain5.c: New file.
5532         * testsuite/ifuncmod5.c: New file.
5533         * testsuite/ifuncmain6pie.c: New file.
5534         * testsuite/ifuncmod6.c: New file.
5535         * testsuite/ifuncmain7.c: New file.
5536         * configure, testsuite/Makefile.in: Rebuild.
5537
5538 2010-08-18  Ian Lance Taylor  <iant@google.com>
5539
5540         * incremental.cc
5541         (Output_section_incremental_inputs::write_input_files): Add cast
5542         to avoid signed/unsigned comparison warning.
5543         (Output_section_incremental_inputs::write_info_blocks): Likewise.
5544
5545 2010-08-12  Cary Coutant  <ccoutant@google.com>
5546
5547         * common.cc (Sort_commons::operator()): Remove unnecessary code.
5548
5549 2010-08-13  Ian Lance Taylor  <iant@google.com>
5550
5551         * testsuite/incremental_test_1.c: Add prototype to avoid warning.
5552
5553 2010-08-12  Cary Coutant  <ccoutant@google.com>
5554             Doug Kwan  <dougkwan@google.com>
5555
5556         * resolve.cc (Symbol_table::should_override): When a weak dynamic
5557         defintion overrides non-weak undef, remember that the original undef
5558         is not weak.
5559         * symtab.cc (Symbol_table::sized_write_global): For undef without
5560         an original weak binding, set binding to global in output.
5561         * testsuite/Makefile.am: Add new test strong_ref_weak_def.
5562         * testsuite/Makefile.in: Regenerate.
5563         * testsuite/strong_ref_weak_def.sh: New file.
5564         * testsuite/strong_ref_weak_def_1.c: Ditto.
5565         * testsuite/strong_ref_weak_def_2.c: Ditto.
5566
5567 2010-08-12  Cary Coutant  <ccoutant@google.com>
5568
5569         * testsuite/incremental_test.sh: Rewrite.
5570         * testsuite/incremental_test_1.c: Rewrite.
5571         * testsuite/incremental_test_2.c: Rewrite.
5572
5573 2010-08-12  Cary Coutant  <ccoutant@google.com>
5574
5575         * arm.cc (Target_arm::got_size): Add const.
5576         (Target_arm::got_entry_count): New function.
5577         (Target_arm::plt_entry_count): New function.
5578         (Target_arm::first_plt_entry_offset): New function.
5579         (Target_arm::plt_entry_size): New function.
5580         (Output_data_plt_arm::entry_count): New function.
5581         (Output_data_plt_arm::first_plt_entry_offset): New function.
5582         (Output_data_plt_arm::get_plt_entry_size): New function.
5583         * i386.cc (Target_i386::got_size): Add const.
5584         (Target_i386::got_entry_count): New function.
5585         (Target_i386::plt_entry_count): New function.
5586         (Target_i386::first_plt_entry_offset): New function.
5587         (Target_i386::plt_entry_size): New function.
5588         (Output_data_plt_i386::entry_count): New function.
5589         (Output_data_plt_i386::first_plt_entry_offset): New function.
5590         (Output_data_plt_i386::get_plt_entry_size): New function.
5591         * incremental-dump.cc (dump_incremental_inputs): Adjust call to
5592         find_incremental_inputs_sections.  Dump incremental_got_plt section.
5593         * incremental.cc: Include target.h.
5594         (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
5595         parameter.  Adjust all callers.  Find incremental_got_plt section.
5596         (Incremental_inputs::create_data_sections): Create incremental_got_plt
5597         section.
5598         (Output_section_incremental_inputs::set_final_data_size): Calculate
5599         size of incremental_got_plt section.
5600         (Output_section_incremental_inputs::do_write): Write the
5601         incremental_got_plt section.
5602         (Got_plt_view_info): New struct.
5603         (Local_got_offset_visitor): New class.
5604         (Global_got_offset_visitor): New class.
5605         (Global_symbol_visitor_got_plt): New class.
5606         (Output_section_incremental_inputs::write_got_plt): New function.
5607         * incremental.h (Incremental_binary::find_incremental_inputs_sections):
5608         Add parameter.  Adjust all callers.
5609         (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
5610         (Incremental_inputs::got_plt_section): New function.
5611         (Incremental_inputs::got_plt_section_): New data member.
5612         (Incremental_got_plt_reader): New class.
5613         * layout.cc (Layout::create_incremental_info_sections): Add the
5614         incremental_got_plt section.
5615         * object.h (Got_offset_list::get_list): New function.
5616         (Got offset_list::for_all_got_offsets): New function.
5617         (Sized_relobj::local_got_offset_list): New function.
5618         * powerpc.cc (Target_powerpc::got_size): Add const.
5619         (Target_powerpc::got_entry_count): New function.
5620         (Target_powerpc::plt_entry_count): New function.
5621         (Target_powerpc::first_plt_entry_offset): New function.
5622         (Target_powerpc::plt_entry_size): New function.
5623         (Output_data_plt_powerpc::entry_count): New function.
5624         (Output_data_plt_powerpc::first_plt_entry_offset): New function.
5625         (Output_data_plt_powerpc::get_plt_entry_size): New function.
5626         * sparc.cc (Target_sparc::got_size): Add const.
5627         (Target_sparc::got_entry_count): New function.
5628         (Target_sparc::plt_entry_count): New function.
5629         (Target_sparc::first_plt_entry_offset): New function.
5630         (Target_sparc::plt_entry_size): New function.
5631         (Output_data_plt_sparc::entry_count): New function.
5632         (Output_data_plt_sparc::first_plt_entry_offset): New function.
5633         (Output_data_plt_sparc::get_plt_entry_size): New function.
5634         * symtab.h (Symbol::got_offset_list): New function.
5635         (Symbol_table::for_all_symbols): New function.
5636         * target.h (Sized_target::got_entry_count): New function.
5637         (Sized_target::plt_entry_count): New function.
5638         (Sized_target::plt_entry_size): New function.
5639         * x86_64.cc (Target_x86_64::got_size): Add const.
5640         (Target_x86_64::got_entry_count): New function.
5641         (Target_x86_64::plt_entry_count): New function.
5642         (Target_x86_64::first_plt_entry_offset): New function.
5643         (Target_x86_64::plt_entry_size): New function.
5644         (Output_data_plt_x86_64::entry_count): New function.
5645         (Output_data_plt_x86_64::first_plt_entry_offset): New function.
5646         (Output_data_plt_x86_64::get_plt_entry_size): New function.
5647
5648 2010-08-12  Cary Coutant  <ccoutant@google.com>
5649
5650         * archive.cc: Include incremental.h.
5651         (Archive::Archive): Initialize incremental_info_.
5652         (Archive::include_member): Record archive members in incremental info.
5653         (Add_archive_symbols::run): Record begin and end of an archive in
5654         incremental info.
5655         (Lib_group::include_member): Record objects in incremental info.
5656         * archive.h (Incremental_archive_entry): Forward declaration.
5657         (Archive::set_incremental_info): New member function.
5658         (Archive::incremental_info): New member function.
5659         (Archive::Unused_symbol_iterator): New class.
5660         (Archive::unused_symbols_begin): New member function.
5661         (Archive::unused_symbols_end): New member function.
5662         (Archive::incremental_info_): New data member.
5663         * incremental-dump.cc (find_input_containing_global): New function.
5664         (dump_incremental_inputs): Dump new incremental info sections.
5665         * incremental.cc: Include symtab.h.
5666         (Output_section_incremental_inputs): New class.
5667         (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
5668         new incremental info sections.
5669         (Sized_incremental_binary::do_check_inputs): Likewise.
5670         (Incremental_inputs::report_archive): Remove.
5671         (Incremental_inputs::report_archive_begin): New function.
5672         (Incremental_inputs::report_archive_end): New function.
5673         (Incremental_inputs::report_object): New function.
5674         (Incremental_inputs::finalize_inputs): Remove.
5675         (Incremental_inputs::report_input_section): New function.
5676         (Incremental_inputs::report_script): Rewrite.
5677         (Incremental_inputs::finalize): Do nothing but finalize string table.
5678         (Incremental_inputs::create_incremental_inputs_section_data): Remove.
5679         (Incremental_inputs::sized_create_inputs_section_data): Remove.
5680         (Incremental_inputs::create_data_sections): New function.
5681         (Incremental_inputs::relocs_entsize): New function.
5682         (Output_section_incremental_inputs::set_final_data_size): New function.
5683         (Output_section_incremental_inputs::do_write): New function.
5684         (Output_section_incremental_inputs::write_header): New function.
5685         (Output_section_incremental_inputs::write_input_files): New function.
5686         (Output_section_incremental_inputs::write_info_blocks): New function.
5687         (Output_section_incremental_inputs::write_symtab): New function.
5688         * incremental.h (Incremental_script_entry): Forward declaration.
5689         (Incremental_object_entry): Forward declaration.
5690         (Incremental_archive_entry): Forward declaration.
5691         (Incremental_inputs): Forward declaration.
5692         (Incremental_inputs_header_data): Remove.
5693         (Incremental_inputs_header): Remove.
5694         (Incremental_inputs_header_write): Remove.
5695         (Incremental_inputs_entry_data): Remove.
5696         (Incremental_inputs_entry): Remove.
5697         (Incremental_inputs_entry_write): Remove.
5698         (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
5699         (Incremental_binary::find_incremental_inputs_sections): Add parameters.
5700         (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
5701         (Sized_ncremental_binary::do_find_incremental_inputs_sections):
5702         Likewise.
5703         (Incremental_input_entry): New class.
5704         (Incremental_script_entry): New class.
5705         (Incremental_object_entry): New class.
5706         (Incremental_archive_entry): New class.
5707         (Incremental_inputs::Incremental_inputs): Initialize new data members.
5708         (Incremental_inputs::report_inputs): Remove.
5709         (Incremental_inputs::report_archive): Remove.
5710         (Incremental_inputs::report_archive_begin): New function.
5711         (Incremental_inputs::report_archive_end): New function.
5712         (Incremental_inputs::report_object): Change prototype.
5713         (Incremental_inputs::report_input_section): New function.
5714         (Incremental_inputs::report_script): Change prototype.
5715         (Incremental_inputs::get_reloc_count): New function.
5716         (Incremental_inputs::set_reloc_count): New function.
5717         (Incremental_inputs::create_data_sections): New function.
5718         (Incremental_inputs::create_incremental_inputs_section_data): Remove.
5719         (Incremental_inputs::inputs_section): New function.
5720         (Incremental_inputs::symtab_section): New function.
5721         (Incremental_inputs::relocs_section): New function.
5722         (Incremental_inputs::get_stringpool): Add const.
5723         (Incremental_inputs::command_line): Add const.
5724         (Incremental_inputs::inputs): Remove.
5725         (Incremental_inputs::command_line_key): New function.
5726         (Incremental_inputs::input_file_count): New function.
5727         (Incremental_inputs::input_files): New function.
5728         (Incremental_inputs::relocs_entsize): New function.
5729         (Incremental_inputs::sized_create_inputs_section_data): Remove.
5730         (Incremental_inputs::finalize_inputs): Remove.
5731         (Incremental_inputs::Input_info): Remove.
5732         (Incremental_inputs::lock_): Remove.
5733         (Incremental_inputs::inputs_): Change type.
5734         (Incremental_inputs::inputs_map_): Remove.
5735         (Incremental_inputs::current_object_entry_): New data member.
5736         (Incremental_inputs::inputs_section_): New data member.
5737         (Incremental_inputs::symtab_section_): New data member.
5738         (Incremental_inputs::relocs_section_): New data member.
5739         (Incremental_inputs::reloc_count_): New data member.
5740         (Incremental_inputs_reader): New class.
5741         (Incremental_symtab_reader): New class.
5742         (Incremental_relocs_reader): New class.
5743         * layout.cc (Layout::finalize): Move finalization of incremental info
5744         and creation of incremental info sections to follow finalization of
5745         symbol table.  Set offsets for postprocessing sections.
5746         (Layout::create_incremental_info_sections): Call
5747         Incremental_inputs::create_data_sections.  Add incremental symtab
5748         and relocs sections.  Set sh_entsize and sh_link fields.  Arrange for
5749         sections to layout after input sections.
5750         * layout.h (struct Timespec): Forward declaration.
5751         (Layout::incremental_inputs): Add const.
5752         (Layout::create_incremental_info_sections): Add parameter.
5753         * main.cc (main): Remove call to Incremental_inputs::report_inputs.
5754         * object.cc: Include incremental.h.
5755         (Relobj::finalize_incremental_relocs): New function.
5756         (Sized_relobj::do_layout): Record input sections in incremental info.
5757         * object.h (Object::output_section): New function.
5758         (Object::output_section_offset): Moved from Relobj.
5759         (Object::get_incremental_reloc_base): New function.
5760         (Object::get_incremental_reloc_count): New function.
5761         (Object::do_output_section): New function.
5762         (Object::do_output_section_offset): Moved from Relobj.
5763         (Object::do_get_incremental_reloc_base): New function.
5764         (Object::do_get_incremental_reloc_count): New function.
5765         (Object::Object): Initialize new data members.
5766         (Relobj::output_section): Renamed do_output_section and moved to
5767         protected.
5768         (Relobj::output_section_offset): Moved to Object.
5769         (Relobj::do_get_incremental_reloc_base): New function.
5770         (Relobj::do_get_incremental_reloc_count): New function.
5771         (Relobj::allocate_incremental_reloc_counts): New function.
5772         (Relobj::count_incremental_reloc): New function.
5773         (Relobj::finalize_incremental_relocs): New function.
5774         (Relobj::next_incremental_reloc_index): New function.
5775         (Relobj::reloc_counts_): New data member.
5776         (Relobj::reloc_bases_): New data member.
5777         (Sized_relobj::do_relocate_sections): Add parameter.  Change caller.
5778         (Sized_relobj::relocate_sections): Add parameter.  Change all callers.
5779         (Sized_relobj::incremental_relocs_scan): New function.
5780         (Sized_relobj::incremental_relocs_scan_reltype): New function.
5781         (Sized_relobj::incremental_relocs_write): New function.
5782         (Sized_relobj::incremental_relocs_write_reltype): New function.
5783         * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
5784         incremental link.
5785         * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
5786         archives and object files elsewhere.
5787         (Add_symbols::run): Report object files here.
5788         (Finish_group::run): Report end of archive at end of group.
5789         * reloc.cc: Include layout.h, incremental.h.
5790         (Sized_relobj::do_read_relocs): Need relocations for incremental link.
5791         (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
5792         (Sized_relobj::incremental_relocs_scan): New function.
5793         (Sized_relobj::incremental_relocs_scan_reltype): New function.
5794         (Sized_relobj::do_relocate_sections): Write incremental relocations.
5795         (Sized_relobj::incremental_relocs_write): New function.
5796         (Sized_relobj::incremental_relocs_write_reltype): New function.
5797         * script.cc (read_input_script): Rewrite test for incremental link.
5798         Change call to Incremental_inputs::report_script.
5799         * symtab.h (Symbol_table::first_global_index): New function.
5800         (Symbol_table::output_count): New function.
5801
5802 2010-08-12  Doug Kwan  <dougkwan@google.com>
5803
5804         * arm.cc (Target_arm::merge_object_attributes): Check command line
5805         options --no-wchar-size-warning and --no-enum-size-warning.
5806         * options.h (General_options): Add ld-compatible options
5807         --no-enum-size-warning and --no-wchar-size-warning.
5808
5809 2010-08-04  Ian Lance Taylor  <iant@google.com>
5810
5811         * x86_64.cc (Target_x86_64::Scan::local): Use
5812         R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
5813         R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
5814         (Target_x86_64::Scan::global): Likewise.
5815         (Target_x86_64::Relocate::relocate): Likewise.
5816         (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
5817         Likewise.
5818
5819 2010-08-03  Cary Coutant  <ccoutant@google.com>
5820
5821         * merge.cc (Output_merge_string::do_add_input_section): Count strings
5822         to reserve space in merged_strings vector. Keep total input size
5823         for stats.
5824         (Output_merge_string::do_print_merge_stats): Print total input size.
5825         * merge.h (Output_merge_string): Add input_size_ field.
5826         * stringpool.cc (Stringpool_template::string_length): Move
5827         implementations out of Stringpool_template class and place in
5828         stringpool.h.
5829         * stringpool.h (string_length): Move out of Stringpool_template.
5830
5831 2010-08-03  Ian Lance Taylor  <iant@google.com>
5832
5833         PR 11712
5834         * layout.cc (relaxation_loop_body): If address of load segment is
5835         set, adjust address to include headers if possible.
5836
5837 2010-08-03  Ian Lance Taylor  <iant@google.com>
5838
5839         * version.cc (version_string): Bump to 1.10.
5840
5841 2010-08-03  Ian Lance Taylor  <iant@google.com>
5842
5843         PR 11805
5844         * layout.h (enum Output_section_order): Define.
5845         (class Layout): Update declarations.
5846         * layout.cc (Layout::get_output_section): Add order parameter.
5847         Remove is_interp, is_dynamic_linker_section, is_last_relro, and
5848         is_first_non_relro parameters.  Change all callers.
5849         (Layout::choose_output_section): Likewise.
5850         (Layout::add_output_section_data): Likewise.
5851         (Layout::make_output_section): Likewise.  Set order.
5852         (Layout::default_section_order): New function.
5853         (Layout::layout_eh_frame): Call add_output_section_to_nonload.
5854         * output.cc (Output_section::Output_section): Initialize order_.
5855         Don't initialize deleted fields.
5856         (Output_segment::Output_segment): Don't initialize deleted
5857         fields.
5858         (Output_segment::add_output_section_to_load): New function
5859         replacing add_output_section.  Change all callers to call this or
5860         add_output_section_to_nonload.
5861         (Output_segment::add_output_section_to_nonload): New function.
5862         (Output_segment::remove_output_section): Rewrite.
5863         (Output_segment::add_initial_output_data): Likewise.
5864         (Output_segment::has_any_data_sections): Likewise.
5865         (Output_segment::is_first_section_relro): Likewise.
5866         (Output_segment::maximum_alignment): Likewise.
5867         (Output_segment::has_dynamic_reloc): New function replacing
5868         dynamic_reloc_count.  Change all callers.
5869         (Output_segment::has_dynamic_reloc_list): New function replacing
5870         dynamic_reloc_count_list.  Change all callers.
5871         (Output_segment::set_section_addresses): Rewrite.
5872         (Output_segment::set_offset): Rewrite.
5873         (Output_segment::find_first_and_last_list): Remove.
5874         (Output_segment::set_tls_offsets): Rewrite.
5875         (Output_segment::first_section_load_address): Likewise.
5876         (Output_segment::output_section_count): Likewise.
5877         (Output_segment::section_with_lowest_load_address): Likewise.
5878         (Output_segment::write_section_headers): Likewise.
5879         (Output_segment::print_sections_to_map): Likewise.
5880         * output.h (class Output_data): Remove dynamic_reloc_count_
5881         field.  Add has_dynamic_reloc_ field.  Make bools into bitfields.
5882         (Output_data::add_dynamic_reloc): Rewrite.
5883         (Output_data::has_dynamic_reloc): New function.
5884         (Output_data::dynamic_reloc_count): Remove.
5885         (class Output_section): Add order_ field.  Remvoe is_relro_local_,
5886         is_last_relro_, is_first_non_relro_, is_interp_,
5887         is_dynamic_linker_section_ fields.  Add order and set_order
5888         functions.  Remove is_relro_local, set_is_relro_local,
5889         is_last_relro, set_is_last_relro, is_first_non_relro,
5890         set_is_first_non_relro functions, is_interp, set_is_interp,
5891         is_dynamic_linker_section, and set_is_dynamic_linker_section
5892         functions.
5893         (class Output_segment): Change Output_data_list from std::list to
5894         std:;vector.  Add output_lists_ field.  Remove output_data_ and
5895         output_bss_ fields.  Update declarations.
5896
5897 2010-08-02  Ian Lance Taylor  <iant@google.com>
5898
5899         * arm.cc (Target_arm::gc_process_relocs): Use typename.
5900         * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
5901         * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
5902
5903 2010-08-02  Ian Lance Taylor  <iant@google.com>
5904
5905         PR 11855
5906         * script.cc (Script_options::Script_options): Initialize
5907         symbol_definitions_ and symbol_references_.
5908         (Script_options::add_symbol_assignment): Update
5909         symbol_definitions_ and symbol_references_.
5910         (Script_options::add_symbol_reference): New function.
5911         (script_symbol): New function.
5912         * script.h (class Script_options): Add symbol_definitions_ and
5913         symbol_references_ fields.
5914         (Script_options::referenced_const_iterator): New type.
5915         (Script_options::referenced_begin): New function.
5916         (Script_options::referenced_end): New function.
5917         (Script_options::is_referenced): New function.
5918         (Script_options::any_unreferenced): New function.
5919         * script-c.h (script_symbol): Declare.
5920         * yyscript.y (exp): Call script_symbol.
5921         * symtab.cc: Include "script.h".
5922         (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
5923         Change all callers.  Check symbols referenced by scripts.
5924         (Symbol_table::add_undefined_symbols_from_command_line): Add
5925         layout parameter.  Change all callers.
5926         (Symbol_table::do_add_undefined_symbols_from_command_line):
5927         Likewise.  Break out loop body.  Check symbols referenced by
5928         scripts.
5929         (Symbol_table::add_undefined_symbol_from_command_line): New
5930         function broken out of
5931         do_add_undefined_symbols_from_command_line.
5932         * symtab.h (class Symbol_table): Update declarations.
5933         * archive.cc: Include "layout.h".
5934         (Archive::should_include_member): Add layout parameter.  Change
5935         all callers.  Check for symbol mentioned in expression.
5936         * archive.h (class Archive): Update declaration.
5937         * object.cc (Sized_relobj::do_should_include_member): Add layout
5938         parameter.
5939         * object.h (Object::should_include_member): Add layout parameter.
5940         Change all callers.
5941         (Object::do_should_include_member): Add layout parameter.
5942         (class Sized_relobj): Update declaration.
5943         * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
5944         parameter.
5945         * dynobj.h (class Sized_dynobj): Update declaration.
5946         * plugin.cc (Sized_pluginobj::do_should_include_member): Add
5947         layout parameter.
5948         * plugin.h (class Sized_pluginobj): Update declaration.
5949
5950 2010-08-02  Ian Lance Taylor  <iant@google.com>
5951
5952         PR 11866
5953         * output.cc (Output_segment::set_offset): Search for the first and
5954         last sections rather than assuming that the list is in order.
5955         (Output_segment::find_first_and_last_list): New function.
5956         * output.h (class Output_segment): Update declarations.
5957         * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
5958         (relro_strip_test_SOURCES): New variable.
5959         (relro_strip_test_DEPENDENCIES): New variable.
5960         (relro_strip_test_LDFLAGS): New variable.
5961         (relro_strip_test_LDADD): New variable.
5962         (relro_strip_test.so): New target.
5963
5964 2010-08-02  Ian Lance Taylor  <iant@google.com>
5965
5966         * i386.cc (class Target_i386): Add got_tlsdesc_ field.
5967         (Target_i386::Target_i386):: Initialize got_tlsdesc_.
5968         (Target_i386::got_tlsdesc_section): New function.
5969         (Target_i386::got_section): Create space for GOT entries for
5970         TLSDESC relocations.
5971         (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
5972         R_386_TLS_GOTDESC.
5973         (Target_i386::Scan::global): Likewise.
5974         (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
5975         using TLSDESC GOT.
5976         * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
5977         (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
5978         (Target_x86_64::got_tlsdesc_section): New function.
5979         (Target_x86_64::got_section): Create space for GOT entries for
5980         TLSDESC relocations.
5981         (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
5982         R_386_TLS_GOTDESC.
5983         (Target_x86_64::Scan::global): Likewise.
5984         (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
5985         using TLSDESC GOT.
5986
5987 2010-08-02  Ian Lance Taylor  <iant@google.com>
5988
5989         * testsuite/final_layout.sh: Use dc to convert from hex to
5990         decimal.
5991
5992 2010-07-29  Sriraman Tallam  <tmsriram@google.com>
5993
5994         * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
5995         paramter to the call to gold::gc_process_relocs.
5996         * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
5997         paramter to the call to gold::gc_process_relocs.
5998         * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
5999         parameter to the call to gold::gc_process_relocs.
6000         * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
6001         template parameter to the call to gold::gc_process_relocs.
6002         * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
6003         paramter to the call to gold::gc_process_relocs.
6004         * gc.h (get_embedded_addend_size): New function.
6005         (gc_process_relocs): Save the size of the reloc for use by ICF.
6006         * icf.cc (get_section_contents): Get the addend from the text section
6007         for SHT_REL relocation sections.
6008         * icf.h (Icf::Reloc_addend_size_info): New typedef.
6009         (Icf::Reloc_info): Add new member reloc_addend_size_info.
6010         * int_encoding.h (read_from_pointer): New overloaded function.
6011         * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
6012         * testsuite/icf_sht_rel_addend_test.sh: New file.
6013         * testsuite/icf_sht_rel_addend_test_1.cc: New file.
6014         * testsuite/icf_sht_rel_addend_test_2.cc: New file.
6015
6016 2010-07-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
6017
6018         * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
6019         * Makefile.in: Regenerate.
6020         * testsuite/Makefile.in: Regenerate.
6021
6022 2010-07-27  Jeffrey Yasskin  <jyasskin@google.com>
6023
6024         * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
6025         * gold/testsuite/debug_msg.cc: Likewise.
6026         * gold/testsuite/odr_violation1.cc
6027         * gold/testsuite/odr_violation2.cc
6028
6029 2010-07-21  Cary Coutant  <ccoutant@google.com>
6030
6031         * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
6032         string, and length fields.
6033         (Output_merge_string::Merged_strings_list): New type.
6034         (Output_merge_string::Merged_strings_lists): New typedef.
6035         (Output_merge_string): Replace merged_strings_ with
6036         merged_strings_lists_.
6037         * merge.cc (Output_merge_string::do_add_input_section): Allocate new
6038         Merged_strings_list per input object and section.  Don't store pointer
6039         to the string.  Don't store length with each merged string entry.
6040         (Output_merge_string::finalize_merged_data): Loop over list of merged
6041         strings lists.  Recompute length of each merged string.
6042
6043 2010-07-15  Cary Coutant  <ccoutant@google.com>
6044
6045         * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
6046         here.
6047
6048 2010-07-14  Ian Lance Taylor  <iant@google.com>
6049
6050         * descriptors.cc (Descriptors::open): Report correct name in error
6051         message.
6052
6053 2010-07-13  Doug Kwan  <dougkwan@google.com>
6054
6055         * arm.cc (Arm_input_section::Arm_input_section): For a
6056         SHT_ARM_EXIDX section, always keeps the input sections.
6057         (Arm_input_section::set_exidx_section_link): New method.
6058         (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
6059         has_errors_ to false.
6060         (Arm_exidx_input_section::has_errors,
6061         Arm_exidx_input_section::set_has_errors): New methods.
6062         (Arm_exidx_input_section::has_errors_): New data member.
6063         (Arm_relobj::get_exidx_shndx_list): New method.
6064         (Arm_output_section::append_text_sections_to_list): Do not skip
6065         section without SHF_EXECINSTR.
6066         (Arm_output_section::fix_exidx_coverage): Skip input sections with
6067         errors.
6068         (Arm_relobj::make_exidx_input_section): Add new parameter for text
6069         section header.  Make error messages more verbose.  Check for
6070         a non-executable section linked to an EXIDX section.
6071         (Arm_relobj::do_read_symbols): Remove error checking, which has been
6072         moved to Arm_relobj::make_exidx_input_section.  Add an assertion to
6073         check that there is no deferred EXIDX section if we exit early.
6074         Instead of not making an EXIDX section in case of an error, make one
6075         and set the has_errors flag of it.
6076         (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
6077         in a relocatable link.
6078         (Target_arm::do_relax): Look for the EXIDX output section instead of
6079         assuming that it is called .ARM.exidx.
6080         (Target_arm::fix_exidx_coverage): Add a new parameter for input
6081         section list.  Do not check for SHF_EXECINSTR section flags but
6082         skip any input section with errors.
6083         * output.cc (Output_section::Output_section): Initialize
6084         always_keeps_input_sections_ to false.
6085         (Output_section::add_input_section): Check for
6086         always_keeps_input_sections_.
6087         *  output.h (Output_section::always_keeps_input_sections,
6088         Output_section::set_always_keeps_input_sections): New methods.
6089         (Output_section::always_keeps_input_sections): New data member.
6090
6091 2010-07-13  Rafael Espindola  <espindola@google.com>
6092
6093         * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
6094         * fileread.h (Input_file): Add try_extra_search_path and find_file.
6095
6096 2010-07-13  Philip Herron  <herron.philip@googlemail.com>
6097             Ian Lance Taylor  <iant@google.com>
6098
6099         * output.h (Output_section_lookup_maps::add_merge_section):
6100         Correct check of whether value was inserted.
6101         (Output_section_lookup_maps::add_merge_input_section): Likewise.
6102         (Output_section_lookup_maps::add_relaxed_input_section):
6103         Likewise.
6104         * arm.cc (Target_arm::got_section): Remove used local os.
6105         * i386.cc (Target_i386::got_section): Likewise.
6106         * x86_64.cc (Target_x86_64::got_section): Likewise.
6107         * sparc.cc (Target_sparc::got_section): Likewise.
6108         (Target_sparc::relocate): Remove unused local have_got_offset.
6109         * powerpc.cc (Target_powerpc::relocate): Likewise.
6110
6111 2010-07-13  Ian Lance Taylor  <iant@google.com>
6112
6113         * compressed_output.cc (zlib_decompress): Fix signature in
6114         !HAVE_ZLIB_H case.
6115
6116         * archive.cc (Archive::include_member): Unlock an external member
6117         of a thin archive.  Don't bother to delete an object we know is
6118         NULL.
6119
6120 2010-07-12  Cary Coutant  <ccoutant@google.com>
6121
6122         * compressed_output.cc (zlib_decompress): New function.
6123         (get_uncompressed_size): New function.
6124         (decompress_input_section): New function.
6125         * compressed_output.h (get_uncompressed_size): New function.
6126         (decompress_input_section): New function.
6127         * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
6128         Handle compressed debug sections.
6129         * layout.cc (is_compressed_debug_section): New function.
6130         (Layout::output_section_name): Map compressed section names to
6131         canonical names.
6132         * layout.h (is_compressed_debug_section): New function.
6133         (is_debug_info_section): Recognize compressed debug sections.
6134         * merge.cc: Include compressed_output.h.
6135         (Output_merge_data::do_add_input_section): Handle compressed
6136         debug sections.
6137         (Output_merge_string::do_add_input_section): Handle compressed
6138         debug sections.
6139         * object.cc: Include compressed_output.h.
6140         (Sized_relobj::Sized_relobj): Initialize new data members.
6141         (build_compressed_section_map): New function.
6142         (Sized_relobj::do_read_symbols): Handle compressed debug sections.
6143         * object.h (Object::section_is_compressed): New method.
6144         (Object::do_section_is_compressed): New method.
6145         (Sized_relobj::Compressed_section_map): New type.
6146         (Sized_relobj::do_section_is_compressed): New method.
6147         (Sized_relobj::compressed_sections_): New data member.
6148         * output.cc (Output_section::add_input_section): Handle compressed
6149         debug sections.
6150         * reloc.cc: Include compressed_output.h.
6151         (Sized_relobj::write_sections): Handle compressed debug sections.
6152
6153 2010-07-08  Cary Coutant  <ccoutant@google.com>
6154
6155         * resolve.cc (Symbol_table::resolve): Remember whether undef was
6156         weak when resolving to a dynamic def.
6157         (Symbol_table::should_override): Add adjust_dyndef flag; set it
6158         for weak undef/dynamic def cases. Adjust callers.
6159         * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
6160         undef_binding_weak_.
6161         (Symbol_table::sized_write_globals): Adjust symbol binding.
6162         (Symbol_table::sized_write_symbol): Add binding parameter.
6163         * symtab.h (Symbol::set_undef_binding): New method.
6164         (Symbol::is_undef_binding_weak): New method.
6165         (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
6166         (Symbol_table::should_override): Add new parameter.
6167         (Symbol_table::sized_write_symbol): Add new parameter.
6168
6169         * testsuite/weak_undef_file1.cc: Add new test case.
6170         * testsuite/weak_undef_file2.cc: Fix header comment.
6171         * testsuite/weak_undef_test.cc: Add new test case.
6172
6173 2010-06-29  Doug Kwan  <dougkwan@google.com>
6174
6175         * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
6176         Initialize USE_SYMBOL_.
6177         * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
6178         definition.
6179         (Arm_reloc_property::uses_symbol_): New data member declaration.
6180         * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
6181         uses symbol value and symbol is undefined but not weakly undefined.
6182
6183 2010-06-28  Rafael Espindola  <espindola@google.com>
6184
6185         * plugin.cc (Plugin::load): Use dlerror.
6186
6187 2010-06-26  Jeffrey Yaskin  <jyasskin@google.com>
6188
6189         * symtab.cc (detect_odr_violations): When reporting an ODR
6190         violation, report an object where the symbol is defined.
6191
6192 2010-06-25  Doug Kwan  <dougkwan@google.com>
6193
6194         * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
6195         (Target_arm::section_may_have_icf_unsafe_pointers): New method
6196         definition.
6197         (Target_arm::Scan::local_reloc_may_be_function_pointer,
6198         Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
6199         target hook to detect function points.
6200         (Target_arm::Scan::possible_function_pointer_reloc): New method.
6201         * icf.h (Icf::check_section_for_function_pointers): Change type of
6202         parameter SECTION_NAME to const reference to std::string.  Use
6203         target hook to determine if section may have unsafe pointers.
6204         * target.h (Target::section_may_have_icf_unsafe_pointers): New
6205         method definition.
6206
6207 2010-06-21  Rafael Espindola  <espindola@google.com>
6208
6209         * fileread.cc (Input_file::find_fie): New
6210         (Input_file::open): Use Input_file::find_fie.
6211         * fileread.h (Input_file::find_fie): New
6212         * plugin.cc (set_extra_library_path): New.
6213         (Plugin::load): Add set_extra_library_path to the transfer vector.
6214         (Plugin_manager::set_extra_library_path): New.
6215         (Plugin_manager::add_input_file): Use the extra search path if set.
6216         (set_extra_library_path(): New.
6217         * plugin.h (Plugin_manager): Add set_extra_library_path and
6218         extra_search_path_.
6219
6220 2010-06-19  Cary Coutant  <ccoutant@google.com>
6221
6222         * layout.cc (gdb_sections): Add .debug_types.
6223         (lines_only_debug_sections): Likewise.
6224
6225 2010-06-18  Rafael Espindola  <espindola@google.com>
6226
6227         * plugin.cc (add_input_file,add_input_library)
6228         (Plugin_manager::add_input_file): Make filename arguments const.
6229         * plugin.h (Plugin_manager::add_input_file): Make filename arguments
6230         const.
6231
6232 2010-06-16  Doug Kwan  <dougkwan@google.com>
6233
6234         * arm.cc (Target_arm::do_finalize_sections): Do not emit an
6235         .ARM.attributes section if we have not merged any input
6236         attributes sections.
6237
6238 2010-06-15  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
6239
6240         * arm.cc: Allow combining objects with no EABI version
6241         information.
6242
6243 2010-06-15  Rafael Espindola  <espindola@google.com>
6244
6245         * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
6246
6247 2010-06-15  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
6248
6249         * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
6250         (struct iovec): Correct !HAVE_READV definition.
6251
6252 2010-06-10  Cary Coutant  <ccoutant@google.com>
6253
6254         * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
6255         (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
6256         reloc sections.
6257         * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
6258
6259         PR 11683
6260         * symtab.h (Symbol::is_placeholder): New member function.
6261         * target-reloc.h (relocate_section): Check for placeholder symbols.
6262
6263         * testsuite/Makefile.am (plugin_test_8): New test.
6264         (plugin_test_9): New test.
6265         * testsuite/Makefile.in: Regenerate.
6266
6267 2010-06-09  Nick Clifton  <nickc@redhat.com>
6268
6269         * yyscript.y (input_list_element): Allow strings prefixed with
6270         the '-' character.  Treat these as libraries.
6271         * script.cc (script_add_library): New function.  Adds a library
6272         specified by "-l<name>" found in an input script.
6273         * script-c.h: Add prototype for script_add_library.
6274
6275 2010-06-07  Doug Kwan  <dougkwan@google.com>
6276
6277         * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
6278         Restrict stub-group size to be within long conditional branch
6279         range when working around cortex-A8 erratum.
6280
6281 2010-06-07  Damien Diederen  <dd@crosstwine.com>
6282
6283         * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
6284         #ifdef typo.
6285
6286 2010-06-03  Sriraman Tallam  <tmsriram@google.com>
6287
6288         PR gold/11658
6289         * output.cc
6290         (Output_section::Input_section_sort_entry::compare_section_ordering):
6291         Change to return non-zero correctly.
6292         (Output_section::Input_section_sort_section_order_index_compare
6293         ::operator()): Change to fix ambiguity in comparisons.
6294
6295 2010-06-01  Sriraman Tallam  <tmsriram@google.com>
6296
6297         * gold.h (is_wildcard_string): New function.
6298         * layout.cc (Layout::layout): Pass this pointer to add_input_section.
6299         (Layout::layout_eh_frame): Ditto.
6300         (Layout::find_section_order_index): New method.
6301         (Layout::read_layout_from_file): New method.
6302         * layout.h (Layout::find_section_order_index): New method.
6303         (Layout::read_layout_from_file): New method.
6304         (Layout::input_section_position_): New private member.
6305         (Layout::input_section_glob_): New private member.
6306         * main.cc (main): Call read_layout_from_file here.
6307         * options.h (--section-ordering-file): New option.
6308         * output.cc (Output_section::input_section_order_specified_): New
6309         member.
6310         (Output_section::Output_section): Initialize new member.
6311         (Output_section::add_input_section): Add new parameter.
6312         Keep input sections when --section-ordering-file is used.
6313         (Output_section::set_final_data_size): Sort input sections when
6314         section ordering file is specified.
6315         (Output_section::Input_section_sort_entry): Add new parameter.
6316         Check sorting type.
6317         (Output_section::Input_section_sort_entry::compare_section_ordering):
6318         New method.
6319         (Output_section::Input_section_sort_compare::operator()): Change to
6320         consider section_order_index.
6321         (Output_section::Input_section_sort_init_fini_compare::operator()):
6322         Change to consider section_order_index.
6323         (Output_section::Input_section_sort_section_order_index_compare
6324         ::operator()): New method.
6325         (Output_section::sort_attached_input_sections): Change to sort
6326         according to section order when specified.
6327         (Output_section::add_input_section<32, true>): Add new parameter.
6328         (Output_section::add_input_section<64, true>): Add new parameter.
6329         (Output_section::add_input_section<32, false>): Add new parameter.
6330         (Output_section::add_input_section<64, false>): Add new parameter.
6331         * output.h (Output_section::add_input_section): Add new parameter.
6332         (Output_section::input_section_order_specified): New
6333         method.
6334         (Output_section::set_input_section_order_specified): New method.
6335         (Input_section::Input_section): Initialize section_order_index_.
6336         (Input_section::section_order_index): New method.
6337         (Input_section::set_section_order_index): New method.
6338         (Input_section::section_order_index_): New member.
6339         (Input_section::Input_section_sort_section_order_index_compare): New
6340         struct.
6341         (Output_section::input_section_order_specified_): New member.
6342         * script-sections.cc (is_wildcard_string): Delete and move modified
6343         method to gold.h.
6344         (Output_section_element_input::Output_section_element_input): Modify
6345         call to is_wildcard_string.
6346         (Output_section_element_input::Input_section_pattern
6347         ::Input_section_pattern): Ditto.
6348         (Output_section_element_input::Output_section_element_input): Ditto.
6349         * testsuite/Makefile.am (final_layout): New test case.
6350         * testsuite/Makefile.in: Regenerate.
6351         * testsuite/final_layout.cc: New file.
6352         * testsuite/final_layout.sh: New file.
6353
6354 2010-06-01  Rafael Espindola  <espindola@google.com>
6355
6356         * plugin.cc (Plugin::load): Pass the output name to the plugin.
6357
6358 2010-06-01  Rafael Espindola  <espindola@google.com>
6359
6360         * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
6361         visibility of symbols.
6362
6363 2010-05-27  Doug Kwan  <dougkwan@google.com>
6364
6365         * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
6366         from start of output section instead of address for a local symbol
6367         in a merged or relaxed section when doing a relocatable link.
6368
6369 2010-05-26  Rafael Espindola  <espindola@google.com>
6370
6371         PR 11604
6372         * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
6373         adding sections the garbage collector removed.
6374         * gold/testsuite/Makefile.am: Add test.
6375         * gold/testsuite/Makefile.in: Regenerate.
6376         * gold/testsuite/plugin_test_7.sh: New.
6377         * gold/testsuite/plugin_test_7_1.c: New.
6378         * gold/testsuite/plugin_test_7_2.c: New.
6379
6380 2010-05-26  Rafael Espindola  <espindola@google.com>
6381
6382         * script-sections.cc (Output_section_definition::set_section_addresses):
6383         Check for --section-start.
6384
6385 2010-05-26  Doug Kwan  <dougkwan@google.com>
6386
6387         * arm.cc (Arm_scan_relocatable_relocs): New class.
6388         (Target_arm::relocate_special_relocatable): New method.
6389         (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
6390         (Arm_relocate_functions::thumb_branch_common): Same.
6391         (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
6392         instead of Default_scan_relocatable_relocs.
6393         * target-reloc.h (relocate_for_relocatable): Let target handle
6394         relocation strategy Relocatable_relocs::RELOC_SPECIAL.
6395         * target.h (Sized_target::relocate_special_relocatable): New method.
6396
6397 2010-05-25  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
6398
6399         * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
6400
6401 2010-05-23  Doug Kwan  <dougkwan@google.com>
6402
6403         * arm.cc (Arm_input_section::do_output_offset): Use convert_types
6404         instead of a cast.
6405         (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
6406         with a direct branch, not a conditional branch, to a stub.
6407         * merge.cc (Output_merge_base::record_input_section): New method
6408         defintion.
6409         (Output_merge_data::do_add_input_section): Record input section if
6410         keeps-input-sections flag is set.
6411         (Output_merge_string::do_add_input_section): Ditto.
6412         * merge.h (Output_merge_base::Output_merge_base): Initialize new data
6413         members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
6414         INPUT_SECTIONS_.
6415         (Output_merge_base::keeps_input_sections,
6416         Output_merge_base::set_keeps_input_sections,
6417         Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
6418         method definitions.
6419         (Output_merge_base::Input_sections): New type declaration.
6420         (Output_merge_base::input_sections_begin,
6421         Output_merge_base::input_sections_end,
6422         Output_merge_base::do_set_keeps_input_sections): New method definitions.
6423         (Output_merge_base::bool keeps_input_sections_,
6424         Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
6425         Output_merge_base::input_sections_): New data members.
6426         (Output_merge_data::do_set_keeps_input_sections): New method
6427         defintion.
6428         (Output_merge_string::do_set_keeps_input_sections): Ditto.
6429         * output.cc (Output_section::Input_section::relobj): Move method
6430         defintion from class declaration to here and handle merge sections.
6431         (Output_section::Input_section::shndx): Ditto.
6432         (Output_section::Output_section): Remove initializations of removed
6433         data members and initialize new data member LOOKUP_MAPS_.
6434         (Output_section::add_input_section): Set keeps-input-sections flag
6435         for a newly created merge output section as appropriate.  Adjust code
6436         to use Output_section_lookup_maps class.
6437         (Output_section::add_relaxed_input_section): Adjst code for lookup
6438         maps code refactoring.
6439         (Output_section::add_merge_input_section): Add a new parameter
6440         KEEPS_INPUT_SECTION.  Adjust code to use Output_section_lookup_maps
6441         class.  If adding input section to a newly created merge output
6442         section fails, remove the new merge section.
6443         (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
6444         Adjust code for use of the Output_section_lookup_maps class.
6445         (Output_section::find_merge_section): Ditto.
6446         (Output_section::build_lookup_maps): New method defintion.
6447         (Output_section::find_relaxed_input_section): Adjust code to use
6448         Output_section_lookup_maps class.
6449         (Output_section::get_input_sections): Export merge sections.  Adjust
6450         code to use Output_section_lookup_maps class.
6451         (Output_section:::add_script_input_section): Adjust code to use
6452         Output_section_lookup_maps class.  Update lookup maps for merge
6453         sections also.
6454         (Output_section::discard_states): Use Output_section_lookup_maps.
6455         (Output_section::restore_states): Same.
6456         * output.h (Merge_section_properties): Move class defintion out of
6457         Output_section.
6458         (Output_section_lookup_maps): New class.
6459         (Output_section::Input_section::is_merge_section): New method
6460         defintion.
6461         (Output_section::Input_section::relobj): Move defintion out of class
6462         defintion.  Declare method only.
6463         (Output_section::Input_section::shndx): Ditto.
6464         (Output_section::Input_section::output_merge_base): New method defintion.
6465         (Output_section::Input_section::u2_.pomb): New union field.
6466         (Output_section::Merge_section_by_properties_map,
6467         Output_section::Output_section_data_by_input_section_map,
6468         Output_section::Ouptut_relaxed_input_section_by_input_section_map):
6469         Remove types.
6470         (Output_section::add_merge_input_section): Add new parameter
6471         KEEPS_INPUT_SECTIONS.
6472         (Output_section::build_lookup_maps): New method declaration.
6473         (Output_section::merge_section_map_,
6474         Output_section::merge_section_by_properties_map_,
6475         Output_section::relaxed_input_section_map_,
6476         Output_section::is_relaxed_input_section_map_valid_): Remove data
6477         members.
6478         (Output_section::lookup_maps_): New data member.
6479
6480 2010-05-21  Doug Kwan  <dougkwan@google.com>
6481
6482         PR gold/11619
6483         * arm.cc (Arm_input_section::do_output_offset): Add a cast to
6484         avoid a compilation error.
6485
6486 2010-05-19  Rafael Espindola  <espindola@google.com>
6487
6488         * script-sections.cc (Output_section_definition::allocate_to_segment):
6489         Update the phdrs_list even when the output section is NULL.
6490         * testsuite/Makefile.am: Add test.
6491         * testsuite/Makefile.in: Regenerate.
6492         * testsuite/script_test_9.cc: New.
6493         * testsuite/script_test_9.sh: New.
6494         * testsuite/script_test_9.t: New.
6495
6496 2010-05-19  Doug Kwan  <dougkwan@google.com>
6497
6498         * arm.cc (Arm_input_section::original_size): New method.
6499         (Arm_input_section::do_addralign): Add a cast.
6500         (Arm_input_section::do_output_offset): Remove static cast.
6501         (Arm_input_section::original_addralign,
6502          Arm_input_section::original_size_): Change type to uint32_t.
6503         (Arm_input_section::init): Add safe casts for section alignment
6504         and size.
6505         (Arm_input_section::set_final_data_size): Do not set address and
6506         offset of stub table.
6507         (Arm_output_section::fix_exidx_coverage): Change use of of
6508         Output_section::Simple_input_section to that of
6509         Output_section::Input_section.
6510         (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
6511         except for the first pass.
6512         * output.cc (Output_section::get_input_sections): Change type of
6513         input_sections to std::list<Input_section>.
6514         (Output_section::add_script_input_section): Rename from
6515         Output_section::add_simple_input_section.  Change type of SIS
6516         parameter from Simple_input_section to Input_section.
6517         * output.h (Output_section::Simple_input_section): Remove class.
6518         (Output_section::Input_section): Change class visibility to public.
6519         (Output_section::Input_section::addralign): Use stored alignments
6520         for special input sections if set.
6521         (Output_section::Input_section::set_addralign): New method.
6522         (Output_section::get_input_sections): Change parameter type from
6523         list of Simple_input_section to list of Input_section.
6524         (Output_section::add_script_input_section): Rename from
6525         Output_section::add_simple_input_section. Change first parameter's
6526         type from Simple_input_section to Input_section and remove the
6527         second and third parameters.
6528         * script-sections.cc (Input_section::Input_section_list): Change
6529         type to list of Output_section::Input_section/
6530         (Input_section_info::Input_section_info): Change parameter type of
6531         INPUT_SECTION to Output_section::Input_section.
6532         (Input_section_info::input_section): Change return type.
6533         (Input_section_info::input_section_): Change type to
6534         Output_section::Input_section.
6535         (Output_section_element_input::set_section_addresses): Adjust code
6536         to use Output_section::Input_section instead of
6537         Output_section::Simple_input_section.  Adjust code for renaming
6538         of Output_section::add_simple_input_section.
6539         (Orphan_output_section::set_section_addresses): Ditto.
6540
6541 2010-05-18  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
6542
6543         * gold.h (Unordered_multimap, Unordered_map): Fix defines for
6544         when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
6545
6546 2010-05-18  Rafael Espindola  <espindola@google.com>
6547
6548         * options.cc (General_options::finalize): Handle -nostdlib.
6549         * options.h (nostdlib): New option.
6550         * script.cc (script_add_search_dir): Handle -nostdlib.
6551
6552 2010-05-12  Doug Kwan  <dougkwan@google.com>
6553
6554         * arm.cc (Target_arm::do_finalize_sections): Create an empty
6555         attributes section only if there no attributes section after merging.
6556         (Target_arm::merge_object_attributes): Move value of
6557         Tag_MPextension_use_legacy to that of Tag_MPextension_use.
6558         Handle Tag_DIV_use and Tag_MPextension_use_legacy.
6559         * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
6560         (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
6561         and arm_attr_merge_7.stdout.
6562         (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
6563         arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
6564         arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
6565         arm_attr_merge_7b.o): New rules.
6566         (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
6567         arm_attr_merge_7
6568         * testsuite/Makefile.in: Regenerate.
6569         * testsuite/arm_attr_merge.sh: New file.
6570         * testsuite/arm_attr_merge_[67][ab].s: Same.
6571
6572 2010-05-05  Nick Clifton  <nickc@redhat.com>
6573
6574         * po/es.po: Updated Spanish translation.
6575
6576 2010-04-27  H.J. Lu  <hongjiu.lu@intel.com>
6577
6578         * Makefile.am (install-exec-local): Properly install gold as
6579         default cross linker.
6580         * Makefile.in: Regenerated.
6581
6582 2010-04-27  H.J. Lu  <hongjiu.lu@intel.com>
6583             Nick Clifton  <nickc@redhat.com>
6584
6585         * configure.ac (install_as_default): Define and set to false
6586         unless --enable-gold or --enable-gold=both/gold has been
6587         specified.
6588         * configure: Regenerate.
6589
6590         * Makefile.am (install-exec-local): Install the executable as
6591         'ld.gold'.  If install_as_default is true then also install it as
6592         'ld'.
6593         * Makefile.in: Regenerated.
6594
6595 2010-04-24  Ian Lance Taylor  <iant@google.com>
6596
6597         * layout.cc (Layout::layout_reloc): In relocatable link don't
6598         combine reloc sections for grouped sections.
6599
6600 2010-04-23  Sriraman Tallam  <tmsriram@google.com>
6601
6602         * gc.h (gc_process_relocs): Pass information on relocs pointing to
6603         sections that are not ordinary to icf.
6604         * icf.cc (get_section_contents): Handle relocation pointing to section
6605         with no object or shndx information.
6606         * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
6607         * testsuite/Makefile.in: Regenerate.
6608         * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
6609         * testsuite/icf_virtual_function_folding_test.sh: Delete file.
6610
6611 2010-04-22  Ian Lance Taylor  <iant@google.com>
6612
6613         * expression.cc (Expression::Expression_eval_info): Add
6614         result_alignment_pointer field.
6615         (Expression::eval_with_dot): Add result_alignment_pointer
6616         parameter.  Change all callers.
6617         (Expression::eval_maybe_dot): Likewise.
6618         (class Binary_expression): Add alignment_pointer parameter to
6619         left_value and right_value.  Change all callers.
6620         (BINARY_EXPRESSION): Set result alignment.
6621         (class Trinary_expression): Add alignment_pointer parameter to
6622         arg2_value and arg3_value.  Change all callers.
6623         (Trinary_cond::value): Set result alignment.
6624         (Max_expression::value, Min_expression::value): Likewise.
6625         (Align_expression::value): Likewise.
6626         * script-sections.cc (class Sections_element): Add dot_alignment
6627         parameter to set_section_addresses virtual function.  Update
6628         instantiations.
6629         (class Output_section_element): Likewise.
6630         (Script_sections::create_segments): Add dot_alignment parameter.
6631         Change all callers.
6632         (Script_sections::create_segments_from_phdrs_clause): Likewise.
6633         (Script_sections::set_phdrs_clause_addresses): Likewise.
6634         * script-sections.h: Update declarations.
6635         * script.h: Update declarations.
6636         * output.h (Output_segment::set_minimum_p_align): Don't decrease
6637         min_p_align.
6638         * testsuite/script_test_3.t: Set large alignment.
6639         * testsuite/script_test_3.sh: Make sure that at least one LOAD
6640         segment has expected alignment.
6641
6642 2010-04-22  Nick Clifton  <nickc@redhat.com>
6643
6644         * po/gold.pot: Updated by the Translation project.
6645         * po/vi.po: Updated Vietnamese translation.
6646
6647 2010-04-22  H.J. Lu  <hongjiu.lu@intel.com>
6648
6649         * testsuite/Makefile.am (check_PROGRAMS): Add
6650         icf_virtual_function_folding_test.
6651         * testsuite/Makefile.in: Regenerated.
6652
6653 2010-04-15  Andrew Haley  <aph@redhat.com>
6654
6655         * options.h (merge_exidx_entries): New option.
6656         * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
6657         (class Arm_exidx_fixup::merge_exidx_entries_): New member.
6658         (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
6659         (Target_arm::merge_exidx_entries): New function.
6660         (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
6661         (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
6662         to Arm_exidx_fixup constructor.
6663         Add new arg, merge_exidx_entries.
6664         (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
6665         Arm_output_section::fix_exidx_coverage.
6666
6667 2010-04-18  Sriraman Tallam  <tmsriram@google.com>
6668
6669         * icf.cc (get_section_contents): Check for preemptible functions.
6670         Ignore addend when appropriate.
6671         * symtab.cc (should_add_dynsym_entry): Add new parameter.  Check for
6672         section folded.
6673         (add_from_relobj): Check for section folded.
6674         (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
6675         * symtab.h (should_add_dynsym_entry): Add new parameter.
6676         * target-reloc.h (scan_relocs): Check for section folded.
6677         * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
6678         Check reloc types for function pointers in shared objects.
6679         * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
6680         case.
6681         (icf_preemptible_functions_test): New test case.
6682         (icf_string_merge_test): New test case.
6683         * testsuite.Makefile.in: Regenerate.
6684         * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
6685         bar_glob.  Refactor code.
6686         * testsuite/icf_preemptible_functions_test.cc: New file.
6687         * testsuite/icf_preemptible_functions_test.sh: New file.
6688         * testsuite/icf_string_merge_test.cc: New file.
6689         * testsuite/icf_string_merge_test.sh: New file.
6690         * testsuite/icf_virtual_function_folding_test.cc: New file.
6691         * testsuite/icf_virtual_function_folding_test.sh: New file.
6692
6693 2010-04-14  Doug Kwan  <dougkwan@google.com>
6694
6695         * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
6696         for local symbol recounting if we remove a section due to ICF.
6697         * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
6698         there are no regular objects in input.
6699
6700 2010-04-13  Doug Kwan  <dougkwan@google.com>
6701
6702         * arm.cc (Arm_input_section::set_final_data_size): Compute
6703         accurate final data size instead of using current data size.
6704
6705 2010-04-09  Doug Kwan  <dougkwan@google.com>
6706
6707         * layout.cc (Layout::choose_output_section): Handle script section
6708         types.
6709         (Layout::make_output_section_for_script): Add section type parameter.
6710         Handle script section types.
6711         * layout.h (Layout::make_output_section_for_script): Add section
6712         type parameter.
6713         * output.cc (Output_section::Output_section): Initialize data member
6714         is_noload_.
6715         (Output_section::do_reset_address_and_file_offset): Do not set address
6716         to 0 if section is a NOLOAD section.
6717         * output.h (Output_section::is_noload): New method.
6718         (Output_section::set_is_noload): Ditto.
6719         (Output_section::is_noload_): New data member.
6720         * script-c.h (Script_section_type): New enum type.
6721         (struct Parser_output_section_header): Add new file section_type.
6722         * script-sections.cc (Sections_element::output_section_name): Add
6723         parameter for returning script section type.
6724         (Output_section_definition::output_section_name): Ditto.
6725         (Output_section_definition::section_type)P; New method.
6726         (Output_section_definiton::script_section_type_name): Ditto.
6727         (Output_section_definition::script_section_type_): New data member.
6728         (Output_section_definition::Output_section_definition): Initialize
6729         data member Output_section_definition::script_section_type_.
6730         (Output_section_definition::create_sections): Pass script section type
6731         to Layout::make_output_section_for_script.
6732         (Output_section_definition::output_section_name): Return script
6733         section type to caller.
6734         (Output_section_definition::set_section_address): Do not advance
6735         dot value and load address if section type is NOLOAD.  Set address
6736         of NOLOAD sections regardless of section flags.
6737         (Output_section_definition::print): Print section type if it is
6738         not SCRIPT_SECTION_TYPE_NONE.
6739         (Output_section_definition::section_type): New method.
6740         (Output_section_definition::script_section_type_name): Ditto.
6741         (Script_sections::output_section_name): Add new parameter
6742         PSECTION_TYPE for returning script section type.  Pass it to
6743         section elements.  Handle discard sections.
6744         (Sort_output_sections::operator()): Handle NOLOAD sections.
6745         * script-sections.h (Script_sections::Section_type): New enum type.
6746         (Script_sections::output_section_name): Add a new parameter for
6747         returning script section type.
6748         * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
6749         INFO and NOLOAD.
6750         * yyscript.y (union): Add new field SECTION_TYPE.
6751         (COPY, DSECT, INFO, NOLOAD): New tokens.
6752         (opt_address_and_section_type): Change type to output_section_header.
6753         (section_type): New non-terminal
6754         (section_header): Handle section type.
6755         (opt_address_and_section_type): Return section type value.
6756
6757 2010-04-09  H.J. Lu  <hongjiu.lu@intel.com>
6758
6759         * testsuite/plugin_common_test_1.c (foo): Add prototype.
6760         * testsuite/plugin_common_test_2.c (foo): Likewise.
6761
6762 2010-04-08  Doug Kwan  <dougkwan@google.com>
6763
6764         * merge.cc (Output_merge_data::set_final_data_size): Handle empty
6765         Output_merge_data.
6766         * output.cc (Output_section::add_merge_input_section): Simplify
6767         code and return status of Output_merge_base::add_input_section.
6768         Update merge section map only if Output_merge_base::add_input_section
6769         returns true.
6770
6771 2010-04-07  Doug Kwan  <dougkwan@google.com>
6772
6773         * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
6774         if section is marked as containing instructions but has no mapping
6775         symbols.
6776         (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
6777         correct section index.
6778         (Arm_relobj::find_linked_text_section): Ditto.
6779
6780 2010-04-07  Cary Coutant  <ccoutant@google.com>
6781
6782         * archive.cc (include_member): Destroy Read_symbols_data object before
6783         releasing file.
6784         * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
6785         * object.h (Read_symbols_data::Read_symbols_data) New constructor.
6786         (Read_symbols_data::~Read_symbols_data) New destructor.
6787         (Section_relocs::Section_relocs) New constructor.
6788         (Section_relocs::~Section_relocs) New destructor.
6789         (Read_relocs_data::Read_relocs_data) New constructor.
6790         (Read_relocs_data::~Read_relocs_data) New destructor.
6791         * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
6792         pointers to NULL after deleting.
6793
6794 2010-04-07  Doug Kwan  <dougkwan@google.com>
6795
6796         * arm.cc: Replace "endianity" with "endianness" in comments.
6797         (Arm_exidx_cantunwind): Ditto.
6798         (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
6799         (Arm_relobj::merge_flags_and_attributes): New method.
6800         (Arm_relobj::merge_flags_and_attributes_): New data member.
6801         (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
6802         (Arm_relobj::scan_sections_for_stubs): Ditto.
6803         (Arm_relobj::do_read_symbols): Check to see if we really want to
6804         merge processor-specific flags and attributes.  Exit early if
6805         an object is empty except for section names and the undefined symbol.
6806         (Target_arm::do_finalize_sections): Move check for ELF format to
6807         Arm_relobj::do_read_symbols.  Merge processor specific flags and
6808         attributes from a regular object only when we have determined that
6809         it is aapropriate.  Do not create an .ARM.attributes section in
6810         output if there is no regular input object.
6811         (Target_arm::merge_processor_specific_flags): Check
6812         --warn-mismatch before printing any error.
6813         (Target_arm::merge_object_attributes): Ditto.
6814         * gold.cc (queue_middle_tasks): Handle the case in which there is
6815         no regular object in input.
6816         * options.cc (General_options::parse_EB): New method.
6817         (General_options::parse_EL): Same.
6818         (General_options::General_options): Initialize endianness_.
6819         * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
6820         New options.
6821         (General_options::Endianness): New enum.
6822         (General_options::endianness): New method.
6823         (General_options::endianness_): New data member.
6824         * parameters.cc (Parameters::set_options): Check target endianness.
6825         (Parameters::set_target_once): Ditto.
6826         (Parameters::check_target_endianness): New method.
6827         (parameters_force_valid_target): If either -EL or -EB is specified,
6828         use it to define endianness of default target.
6829         * parameters.h (Parameters::check_target_endianness): New method
6830         declaration.
6831         * target.h (class Target): Change "endianity" to "endianness"
6832         in comments.
6833
6834 2010-04-07  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
6835
6836         * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
6837         * configure: Regenerate.
6838         * Makefile.in: Regenerate.
6839         * testsuite/Makefile.in: Regenerate.
6840
6841 2010-04-06  Cary Coutant  <ccoutant@google.com>
6842
6843         gcc PR lto/42757
6844         * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
6845         prevailing definitions of common symbols.
6846         * testsuite/plugin_test_6.sh: New test case.
6847         * testsuite/plugin_common_test_1.c: New test case.
6848         * testsuite/plugin_common_test_2.c: New test case.
6849         * testsuite/Makefile.am (plugin_test_6): New test case.
6850         * testsuite/Makefile.in: Regenerate.
6851
6852 2010-04-06  Nick Clifton  <nickc@redhat.com>
6853
6854         * po/vi.po: New Vietnamese translation.
6855
6856 2010-03-30  Doug Kwan  <dougkwan@google.com>
6857
6858         * arm.cc (Target_arm::using_thumb_only): Handle v6-M
6859
6860 2010-03-25  Doug Kwan  <dougkwan@google.com>
6861
6862         * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
6863         to avoid a conversion warning on a 32-bit host.
6864
6865 2010-03-24  Ian Lance Taylor  <iant@google.com>
6866
6867         * testsuite/script_test_3.t: Add a TLS segment.
6868         * testsuite/Makefile.am (check_PROGRAMS): Add
6869         tls_phdrs_script_test.
6870         (tls_phdrs_script_test_SOURCES): Define.
6871         (tls_phdrs_script_test_DEPENDENCIES): Define.
6872         (tls_phdrs_script_test_LDFLAGS): Define.
6873         (tls_phdrs_script_test_LDADD): Define.
6874         * testsuite/Makefile.in: Rebuild.
6875
6876 2010-03-23  Cary Coutant  <ccoutant@google.com>
6877
6878         * fileread.cc (find_or_make_view): Fix comment.
6879
6880 2010-03-23  Ian Lance Taylor  <iant@google.com>
6881
6882         * script-sections.cc (class Orphan_section_placement): Define
6883         PLACE_TLS and PLACE_TLS_BSS.
6884         (Orphan_section_placement::Orphan_section_placement): Initialize
6885         new places.
6886         (Orphan_section_placement::find_place): Handle SHF_TLS sections.
6887         * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
6888         (tls_script_test_SOURCES): Define.
6889         (tls_script_test_DEPENDENCIES): Define.
6890         (tls_script_test_LDFLAGS): Define.
6891         (tls_script_test_LDADD): Define.
6892         * testsuite/Makefile.in: Rebuild.
6893
6894 2010-03-22  Doug Kwan  <dougkwan@google.com>
6895
6896         * arm.cc (Arm_relocate_functions::abs8,
6897         Arm_relocate_functions::abs16): Use correct check for overflow
6898         specified in the ARM ELF specs.
6899         (Arm_relocate_functions): thumb_branch_common.  Handle bit 1 of branch
6900         target of a BLX instruction specially.
6901         (Reloc_stub::stub_type_for_reloc): Ditto.
6902         (Relocate::relocate): Use symbolic names instead of numeric relocation
6903         codes to report error.
6904         (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
6905         workaround.
6906         * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
6907         thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
6908         thumb2_blx_out_of_range.stdout
6909         (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
6910         thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
6911         (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
6912         thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
6913         thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
6914         thumb2_blx_in_range, thumb2_blx_in_range.o,
6915         thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
6916         thumb2_blx_out_of_range.o): New rules.
6917         (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
6918         thumb2_blx_in_range and thumb2_blx_out_of_range.
6919         * testsuite/Makefile.in: Regenerate.
6920         * arm_branch_in_range.sh: Add tests for THUMB BLX.
6921         * testsuite/thumb_blx_in_range.s: New file.
6922         * testsuite/thumb_blx_out_of_range.s: New file.
6923
6924 2010-03-22  Rafael Espindola  <espindola@google.com>
6925
6926         * archive.cc (Should_include): Move to archive.h.
6927         (should_include_member): Make it a member of Archive.
6928         (Lib_group): New.
6929         (Add_lib_group_symbols): New.
6930         * archive.h: Include options.h.
6931         (Archive_member): Moved from Archive.
6932         (Should_include): Moved from archive.cc.
6933         (Lib_group): New.
6934         (Add_lib_group_symbols): New.
6935         * dynobj.cc (do_should_include_member): New.
6936         * dynobj.h (do_should_include_member): New.
6937         * gold.cc (queue_initial_tasks): Update call to queue.
6938         * main.cc (main): Print lib group stats.
6939         * object.cc (do_should_include_member): New.
6940         * object.h: Include archive.h.
6941         (Object::should_include_member): New.
6942         (Object::do_should_include_member): New.
6943         (Sized_relobj::do_should_include_member): New.
6944         * options.cc (General_options::parse_start_lib): New.
6945         (General_options::parse_end_lib): New.
6946         (Input_arguments::add_file): Handle lib groups.
6947         (Input_arguments::start_group): Check we are not in a lib.
6948         (Input_arguments::start_lib): New.
6949         (Input_arguments::end_lib): New.
6950         * options.h (General_options): Add start_lib and end_lib.
6951         (Input_argument::lib_): New.
6952         (Input_argument::lib): New.
6953         (Input_argument::is_lib): New.
6954         (Input_file_lib): New.
6955         (Input_arguments::in_lib_): New.
6956         (Input_arguments::in_lib): New.
6957         (Input_arguments::start_lib): New.
6958         (Input_arguments::end_lib_): New.
6959         * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
6960         in unused members as preempted.
6961         (Sized_pluginobj::do_should_include_member): New.
6962         * plugin.h (Sized_pluginobj::do_should_include_member): New.
6963         * readsyms.cc (Read_symbols::locks): If we are just reading a member,
6964         return the blocker.
6965         (Read_symbols::do_whole_lib_group): New.
6966         (Read_symbols::do_lib_group): New.
6967         (Read_symbols::do_read_symbols): Handle lib groups.
6968         (Read_symbols::get_name): Handle lib groups.
6969         * readsyms.h (Read_symbols): Add an archive member pointer.
6970         (Read_symbols::do_whole_lib_group): New.
6971         (Read_symbols::do_lib_group): New.
6972         (Read_symbols::member_): New.
6973         * script.cc (read_input_script): Update call to queue_soon.
6974
6975 2010-03-19  Doug Kwan  <dougkwan@google.com>
6976
6977         * arm.cc (Stub_table::Stub_table): Initialize new data members
6978         Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6979         (Stub_table::add_reloc_stub): Assign stub offset and update
6980         Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6981         (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
6982         New data members.
6983         (Stub_table::update_data_size_and_addralign): Use
6984         Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
6985         instead of going over all reloc stubs.
6986         (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
6987         * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6988         Stringpool_template::offset_ to size of Stringpool_char.
6989         (Stringpool_template::new_key_offset): Remove code to initialize
6990         Stringpool_template::offset_.
6991         * stringpool.h (Stringpool_template::set_no_zero_null): Set
6992         Stringpool_template::offset_ to zero.
6993
6994 2010-03-15  Doug Kwan  <dougkwan@google.com>
6995
6996         * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6997         offset_.
6998         (Stringpool_template::new_key_offset): New method.
6999         (Stringpool_template::add_string): Assign offsets when adding new
7000         strings.
7001         (Stringpool_template::set_string_offsets): Do not set string offsets
7002         when not optimizing.
7003         * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
7004         member size_.
7005         (Chunked_vector::clear): Clear size_.
7006         (Chunked_vector::reserve): Call reserve method of all Element_vectors.
7007         (Chunked_vector::size): Return size_.
7008         (Chunked_vector::push_back): Use size_ to find insert position.
7009         (Chunked_vector::size_): New data member.
7010         (Stringpool_template::set_no_zero_null): Assert string set is empty.
7011         (Stringpool_template::new_key_offset): New method declaration.
7012         (Stringpool_template::offset_): New data member.
7013
7014 2010-03-15   Rafael Espindola  <espindola@google.com>
7015
7016         * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
7017         Add_symbols' constructor.
7018         * readsyms.h (Add_symbols): Remove the input_group member.
7019
7020 2010-03-10  Ian Lance Taylor  <iant@google.com>
7021
7022         * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
7023         target to ask whether a reference to a symbol requires a stack
7024         split.
7025         * target.h (Target::is_call_to_non_split): New function.
7026         (Target::do_is_call_to_non_split): Declare virtual function.
7027         * target.cc: Include "symtab.h".
7028         (Target::do_is_call_to_non_split): New function.
7029         * i386.cc (Target_i386::do_is_call_to_non_split): New function.
7030
7031 2010-03-10  Cary Coutant  <ccoutant@google.com>
7032
7033         * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
7034         (File_read::open[1]): Remove initial mapping of whole_file_view_.
7035         (File_read::open[2]): Add whole_file_view_ to list of views.
7036         (File_read::make_view): Remove test of whole_file_view_.
7037         (File_read::find_or_make_view): Create whole_file_view_ if
7038         necessary.
7039         (File_read::clear_views): Replace bool parameter with enum;
7040         adjust all callers.  Don't delete views with permanent data;
7041         do delete cached views and views from archives if
7042         --no-keep-files-mapped is set.  Set whole_file_view_ to NULL
7043         if clearing the corresponding view.
7044         * fileread.h (File_read::Clear_views_mode): New enum.
7045         (File_read::View::is_permanent_view): New method.
7046         (File_read::clear_views): Replace bool parameter
7047         with enum; adjust all callers.
7048         * options.h (General_options): Change keep_files_mapped option;
7049         add map_whole_files.
7050         * readsyms.cc (Add_symbols::run): Delete sd_ object before
7051         releasing the file.
7052         * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
7053         the file.
7054
7055 2010-03-10  David S. Miller  <davem@davemloft.net>
7056
7057         * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
7058
7059 2010-03-09  Sriraman Tallam  <tmsriram@google.com>
7060
7061         * icf.cc (get_section_contents): Add '@' marker after processing the
7062         merge reloc.
7063
7064 2010-03-08  Doug Kwan  <dougkwan@google.com>
7065
7066         * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
7067         due to a conversion warning.
7068         (Arm_relobj::update_output_local_symbol_count): Check for local
7069         symbol with unset output index.
7070
7071 2010-03-05  Ian Lance Taylor  <iant@google.com>
7072
7073         * options.h (class General_options): Add --spare-dynamic-tags.
7074         * output.cc (Output_data_dynamic::set_final_data_size): Implement
7075         --spare-dynamic-tags.
7076
7077 2010-03-05  Ian Lance Taylor  <iant@google.com>
7078
7079         * incremental.cc: Include "libiberty.h".
7080
7081 2010-03-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7082
7083         * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
7084         function, is_info_ member.
7085         * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
7086         (Versions::Versions): Update caller.
7087         (Versions::define_base_version): Likewise.
7088         (Versions::add_def): Likewise.
7089
7090 2010-03-03  Sriraman Tallam  <tmsriram@google.com>
7091
7092         * i386.cc (Target_i386::can_check_for_function_pointers): New function.
7093         (Scan::possible_function_pointer_reloc): New function.
7094         (Scan::local_reloc_may_be_function_pointer): Change to call
7095         possible_function_pointer_reloc.
7096         (Scan::global_reloc_may_be_function_pointer): Ditto.
7097         * icf.h (Icf::check_section_for_function_pointers): Change to reject
7098         relocations in ".data.rel.ro._ZTV" section.
7099         * testsuite/icf_safe_so_test.sh: Change to pass i386.
7100         * testsuite/icf_safe_so_test.cc: Ditto.
7101         * testsuite/icf_safe_test.cc: Ditto.
7102         * testsuite/icf_safe_test.sh: Ditto.
7103
7104 2010-03-03  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
7105             Ian Lance Taylor  <iant@google.com>
7106
7107         * target-reloc.h (relocate_section): Check the symbol table index
7108         for -1U before setting the local symbol index.
7109         (scan_relocatable_relocs): If copying the relocation, record that
7110         the local symbol is required.
7111         * object.h (Symbol_value::is_output_symtab_index_set): New
7112         function.
7113         (Symbol_value::may_be_discarded_from_output_symtab): New
7114         function.
7115         (Symbol_value::has_output_symtab_entry): New function.
7116         (Symbol_value::needs_output_symtab_entry): Remove.
7117         (Symbol_value::output_symtab_index): Make sure the symbol index is
7118         set.
7119         (Symbol_value::set_output_symtab_index): Make sure the symbol
7120         index is not set.  Make sure the new index is valid.
7121         (Symbol_value::set_must_have_output_symtab_entry): New function.
7122         (Symbol_value::has_output_dynsym_entry): New function.
7123         (Symbol_value::set_output_dynsym_index): Make sure the new index
7124         is valid.
7125         (Sized_relobj::set_must_have_output_symtab_entry): New function.
7126         * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
7127         local symbol if permitted.
7128         (Sized_relobj::do_finalize_local_symbols): Call
7129         is_output_symtab_index_set rather than needs_output_symtab_entry.
7130         (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
7131         rather than needs_output_symtab_entry.  Call
7132         has_output_dynsym_entry rather than needs_output_dynsym_entry.
7133         * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
7134         is_output_symtab_index_set rather than needs_output_symtab_entry.
7135         * testsuite/discard_locals_relocatable_test.c: New file.
7136         * testsuite/discard_locals_test.sh: Test -r.
7137         * testsuite/Makefile.am (check_DATA): Add
7138         discard_locals_relocatable_test1.syms,
7139         discard_local_relocatable_test2.syms.
7140         (MOSTLYCLEANFILES): Likewise.  Also add
7141         discard_locals_relocatable_test1.lout and
7142         discard_locals_relocatable_test2.out.
7143         (discard_locals_relocatable_test1.syms): New target.
7144         (discard_locals_relocatable_test.o): New target.
7145         (discard_locals_relocatable_test1.out): New target.
7146         (discard_locals_relocatable_test2.syms): New target.
7147         (discard_locals_relocatable_test2.out): New target.
7148         (various): Add missing ../ld-new dependencies.
7149         * testsuite/Makefile.in: Rebuild.
7150
7151 2010-03-03  Nick Clifton  <nickc@redhat.com>
7152
7153         * po/fi.po: New Finnish translation.
7154
7155 2010-03-01  Doug Kwan  <dougkwan@google.com>
7156
7157         * layout.cc (Layout::Layout): Force section types of .init_array*,
7158         .preinit_array* and .fini_array* sections.
7159         * output.cc (Output_section::Input_section_sort_entry::has_priority):
7160         Fix check of return value of std::string::find.().
7161         (Output_section::Input_section_sort_compare::operator()): Remove
7162         comment about .init_array.
7163         (Output_section::Input_section_sort_init_fini_compare::operator()):
7164         New method.
7165         (Output_section::sort_attached_input_sections): Handle .init_array
7166         and .fini_array specially.
7167         * output.h (Output_section::Inut_section_sort_compare): Update
7168         comment.
7169         (Output_section::Input_section_sort_init_fini_compare): New struct.
7170
7171 2010-02-26  Doug Kwan  <dougkwan@google.com>
7172
7173         * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
7174         R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
7175         * testsuite/debug_msg.sh: Avoid matching source line number for
7176         use of global variable undef_int.
7177
7178 2010-02-26  Doug Kwan  <dougkwan@google.com>
7179
7180         * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
7181         R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
7182         (Target_arm::scan_reloc_section_for_stubs): Instead of calling
7183         scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
7184         * options.cc (General_options::General_options): Initialize member
7185         fix_v4bx_.
7186         * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
7187         (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
7188         and rm_no_fix_v4bx.stdout
7189         (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
7190         arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
7191         arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
7192         (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
7193         and arm_no_fix_v4bx.
7194         * Makefile.in: Regenerate.
7195         * testsuite/arm_fix_v4bx.s: New file.
7196         * testsuite/arm_fix_v4bx.sh: Ditto.
7197
7198 2010-02-24  Doug Kwan  <dougkwan@google.com>
7199
7200         * arm.cc (Target_arm::got_section): Make the .got section the first
7201         non RELRO section in the data segment.
7202         * testsuite/script_test_5.sh: Fix match patterns to avoid matching
7203         suffixes of section names.
7204
7205 2010-02-24  Doug Kwan  <dougkwan@google.com>
7206
7207         * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
7208         flags and attributes merging if an input file is a binary file.
7209         * fileread.cc (Input_file::open): Record format of original file.
7210         * fileread.h (Input_file::Format): New enum type.
7211         (Input_file::Input_file): Initialize data member format_.
7212         (Input_file::format): New method definition.
7213         (Input_file::format_):: New data member.
7214
7215 2010-02-24  Doug Kwan  <dougkwan@google.com>
7216
7217         * arm.cc (Arm_output_data_got): New class.
7218         (ARM_TCB_SIZE): New constant
7219         (Target_arm): Use Arm_output_data_got instead of Output_data_got.
7220         (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
7221         If user uses a script with a SECTIONS clause, issue only a warning
7222         for a misplaced EXIDX input section.  Otherwise, issue an error.
7223         (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
7224         garbage collection.
7225         (Target_arm::got_mode_index_entry): Handle static linking.
7226         (Target_arm::Scan::local): Ditto.
7227         (Target_arm::Scan::global): Ditto.
7228         (Target_arm::Relocate::relocate_tls): Handle static linking.  Fix
7229         all incorrectly implemented relocations.
7230         (Target_arm::fix_exidx_coverage): Pass layout to
7231         Arm_output_section::fix_exidx_coverage.
7232         * layout.cc (Layout::section_name_mapping): Remove trailing dots
7233         from ".ARM.exidx." and ".ARM.extab.".
7234
7235 2010-02-23  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
7236
7237         * arm.cc (Target_arm::do_finalize_sections): Create attribute
7238         section if it does not already exist.
7239         * attributes.cc (Attributes_section_data::Attributes_section_data):
7240         Don't crash if size is zero.
7241
7242 2010-02-23  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
7243             Ian Lance Taylor  <iant@google.com>
7244
7245         * gold.cc (queue_middle_tasks): If no input files were opened,
7246         exit.
7247         * workqueue.h (Task_function::Task_function): Assert that there is
7248         a blocker.
7249
7250 2010-02-22  Doug Kwan  <dougkwan@google.com>
7251
7252         * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
7253         * icf.cc (get_section_contents): Cast snprintf arguments to long long
7254         types to avoid warnings due to different uint64_t implementations
7255         on different hosts.
7256
7257 2010-02-21  Doug Kwan  <dougkwan@google.com>
7258
7259         * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
7260         handling of the maximum backward branch offset.
7261         (Arm_relocate_functions::thumb_branch_common): Ditto.
7262         * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
7263         (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
7264         thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
7265         thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
7266         (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
7267         arm_bl_out_of_range.stdout, arm_bl_out_of_range,
7268         arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
7269         thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
7270         thumb_bl_out_of_range thumb_bl_out_of_range.o,
7271         thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
7272         thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
7273         thumb2_bl_out_of_range.o): New rules.
7274         (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
7275         thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
7276         thumb2_bl_out_of_range
7277         * testsuite/Makefile.in: Regenerate.
7278         * testsuite/arm_bl_in_range.s: New file.
7279         * testsuite/arm_bl_out_of_range.s: Ditto.
7280         * testsuite/arm_branch_in_range.sh: Ditto.
7281         * testsuite/arm_branch_range.t: Ditto.
7282         * testsuite/thumb2_branch_range.t: Ditto.
7283         * testsuite/thumb_bl_in_range.s: Ditto.
7284         * testsuite/thumb_bl_out_of_range.s: Ditto.
7285         * testsuite/thumb_branch_range.t: Ditto.
7286
7287 2010-02-20  Sriraman Tallam  <tmsriram@google.com>
7288
7289         * gc.h (gc_process_relocs): Change vectors to point to the new list.
7290         Add reloc offset information.
7291         * icf.cc (get_section_contents): Change iterators to point to the new
7292         vectors. Add reloc offset information to the contents.
7293         * icf.h (Icf::Sections_reachable_info): New typedef.
7294         (Icf::Sections_reachable_list): New typedef.
7295         (Icf::Offset_info): New typedef.
7296         (Icf::Reloc_info): New struct typedef.
7297         (Icf::Reloc_info_list): New typedef.
7298         (Icf::symbol_reloc_list): Delete method.
7299         (Icf::addend_reloc_list): Delete method.
7300         (Icf::section_reloc_list): Delete method.
7301         (Icf::reloc_info_list): New method.
7302         (Icf::reloc_info_list_): New member.
7303
7304 2010-02-19  Doug Kwan  <dougkwan@google.com>
7305
7306         * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
7307         R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
7308         * arm.cc (Arm_relocation_functions): New forward declaration.
7309         (Target_arm::Target_arm): Initialize new data members
7310         got_mod_index_offset_ and tls_base_symbol_defined_.
7311         (Target_arm::Relocate::relocate_tls): New method.
7312         (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
7313          Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
7314         New methods.
7315         (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
7316         GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
7317         (Target_arm::got_mod_index_offset_,
7318         Target_arm::tls_base_symbol_defined_): New data members.
7319         (Target_arm::Scan::local, Target::Scan::global,
7320         Target_arm::Relocate::relocate): Handle 32-bit initial TLS
7321         relocations.
7322
7323 2010-02-18  Doug Kwan  <dougkwan@google.com>
7324
7325         * arm.cc (Arm_relobj::find_linked_text_section): New method.
7326         (Arm_relobj::make_exidx_input_section): Pass section index of linked
7327         text section as a parameter becuase some broken tools may not set
7328         the link in section header.
7329         (Target_arm::has_got_section): New method.
7330         (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
7331         without any mapping symbol as data only.  Remove warning.
7332         (Arm_relobj::do_read_synbols): If an EXIDX input section has no
7333         link in its section header, try to discover the link by inspecting the
7334         REL31 relocation at the beginning of the section.
7335         (Target_arm::Scan::check_non_pic): Report name of offending relocation
7336         in error message.
7337         (Target_arm::Scan::global): Treat any reference to the symbol
7338         _GLOBAL_OFFSET_TABLE_ as a GOT access.
7339
7340 2010-02-12  Sriraman Tallam  <tmsriram@google.com>
7341
7342         * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
7343         (Scan::global_reloc_may_be_function_pointer): New function.
7344         * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
7345         (Scan::global_reloc_may_be_function_pointer): New function.
7346         * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
7347         (Scan::global_reloc_may_be_function_pointer): New function.
7348         * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
7349         (Scan::global_reloc_may_be_function_pointer): New function.
7350         * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
7351         (Scan::global_reloc_may_be_function_pointer): New function.
7352         (Scan::possible_function_pointer_reloc): New function.
7353         (Target_x86_64::can_check_for_function_pointers): New function.
7354         * gc.h (gc_process_relocs): Scan relocation types to determine if
7355         function pointers were taken for targets that support it.
7356         * icf.cc (Icf::find_identical_sections): Include functions for
7357         folding in safe ICF whose pointer is not taken.
7358         * icf.h (Secn_fptr_taken_set): New typedef.
7359         (fptr_section_id_): New member.
7360         (section_has_function_pointers): New function.
7361         (set_section_has_function_pointers): New function.
7362         (check_section_for_function_pointers): New function.
7363         * options.h: Fix comment for safe ICF option.
7364         * target.h (can_check_for_function_pointers): New function.
7365         * testsuite/Makefile.am: Add icf_safe_so_test test case.
7366         Modify icf_safe_test for X86-64.
7367         * testsuite/Makefile.in: Regenerate.
7368         * testsuite/icf_safe_so_test.cc: New file.
7369         * testsuite/icf_safe_so_test.sh: New file.
7370         * testsuite/icf_safe_test.cc (kept_func_3): New function.
7371         (main): Change to take pointer to function kept_func_3.
7372         * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
7373         folding is done correctly for X86-64.
7374
7375 2010-02-12  David S. Miller  <davem@davemloft.net>
7376
7377         * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
7378         is_symbolless parameter.
7379         (Output_reloc<SHT_REL>::is_symbolless): New.
7380         (Output_reloc<SHT_REL>::is_symbolless_): New.
7381         (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
7382         (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
7383         (Output_reloc<SHT_RELA>::is_symbolless): New.
7384         (Output_data_reloc::add_global): Handle is_symbolless.
7385         (Output_data_reloc::add_global_relative): Likewise.
7386         (Output_data_reloc::add_local): Likewise.
7387         (Output_data_reloc::add_local_relative): Likewise.
7388         (Output_data_reloc::add_symbolless_global_addend): New.
7389         (Output_data_reloc::add_symbolless_local_addend): New.
7390         * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
7391         is_symbolless.
7392         (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
7393         instead of ->is_relative_
7394         (Output_reloc::write): Likewise.
7395         (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
7396         (Output_reloc::write_rel): Simplify.
7397
7398         * sparc.cc (Target_sparc::Scan::local): Use
7399         ->add_symbolless_local_addend as needed.
7400         (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
7401         needed.  Also, emit appropriate unaligned vs. aligned dynamic reloc
7402         based upon relocation offset.
7403
7404 2010-02-11  Doug Kwan  <dougkwan@google.com>
7405
7406         * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
7407         (Target_arm::Scan::global): Ditto.  Also remove a comment before the
7408         beginning of function.
7409         (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
7410         and MOVT_ABS relocations.  Those are non issued in scanning.  Fix
7411         parameter is_32bit in calls to should_apply_static_reloc.
7412         * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
7413         (check_DATA): Add arm_abs_global.stdout.
7414         (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
7415         arm_abs_global.stdout): New rules.
7416         (MOSTLLYCLEANFILES): Add arm_abs_global
7417         * Makefile.in: Regenerate.
7418         * testsuite/arm_abs_global.s: New file.
7419         * testsuite/arm_abs_global.sh: Ditto.
7420         * testsuite/arm_abs_lib.s: Ditto.
7421
7422 2010-02-11  Ian Lance Taylor  <iant@google.com>
7423
7424         * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
7425         Read_relocs task.
7426         (queue_middle_tasks): Likewise, and also for Scan_relocs.  Run
7427         Allocate_commons_task first.
7428         * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
7429         task, rather than symtab_lock_.
7430         (Gc_process_relocs::~Gc_process_relocs): New function.
7431         (Gc_process_relocs::is_runnable): Check this_blocker_.
7432         (Gc_process_relocs::locks): Use next_blocker_ rather than
7433         blocker_.
7434         (Scan_relocs::~Scan_relocs): New function.
7435         (Scan_relocs::is_runnable): Check this_blocker_ rather than
7436         symtab_lock_.
7437         (Scan_relocs::locks): Drop symtab_lock_ and blocker_.  Add
7438         next_blocker_.
7439         * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
7440         fields.  Add this_blocker_ and next_blocker_ fields.  Adjust
7441         constructor accordingly.
7442         (class Gc_process_relocs): Likewise.
7443         (class Scan_relocs): Likewise.
7444         * common.h (class Allocate_commons_task): Remove symtab_lock_
7445         field, and corresponding constructor parameter.
7446         * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
7447         symtab_lock_.
7448         (Allocate_commons_task::locks): Likewise.
7449
7450 2010-02-11  Ian Lance Taylor  <iant@google.com>
7451
7452         * gold-threads.h (class Once): Define.
7453         (class Initialize_lock): Rewrite as child of Once.
7454         * gold-threads.cc (class Once_initialize): Define.
7455         (once_pointer_control): New static variable.
7456         (once_pointer, once_arg): New static variables.
7457         (c_run_once): New static function.
7458         (Once::Once, Once::run_once, Once::internal_run): New functions.
7459         (class Initialize_lock_once): Remove.
7460         (initialize_lock_control): Remove.
7461         (initialize_lock_pointer): Remove.
7462         (initialize_lock_once): Remove.
7463         (Initialize_lock::Initialize_lock): Move to gold-threads.h.
7464         (Initialize_lock::initialize): Rewrite.
7465         (Initialize_lock::do_run_once): New function.
7466         * archive.cc (Archive::interpret_header): Only clear name if it is
7467         not already empty.
7468         * fileread.cc: Include "gold-threads.h"
7469         (file_counts_lock): New static variable.
7470         (file_counts_initialize_lock): Likewise.
7471         (File_read::release): Only increment counts when using --stats.
7472         Use a lock around the increment.
7473         * parameters.cc (class Set_parameters_target_once): Define.
7474         (set_parameters_target_once): New static variable.
7475         (Parameters::Parameters): Move here from parameters.h.
7476         (Parameters::set_target): Rewrite.
7477         (Parameters::set_target_once): New function.
7478         (Parameters::clear_target): Move here and rewrite.
7479         * parameters.h (class Parameters): Update declarations.  Add
7480         set_parameters_target_once_ field.
7481         (Parameters::Parameters): Move to parameters.cc.
7482         (Parameters::clear_target): Likewise.
7483         * readsyms.cc (Read_symbols::do_group): Create a Start_group
7484         task.
7485         (Start_group::~Start_group): New function.
7486         (Start_group::is_runnable): New function.
7487         (Start_group::locks, Start_group::run): New functions.
7488         (Finish_group::run): Change saw_undefined to size_t.
7489         * readsyms.h (class Start_group): Define.
7490         (class Finish_group): Change saw_undefined_ field to size_t.
7491         (Finish_group::Finish_group): Remove saw_undefined and
7492         this_blocker parameters.  Change all callers.
7493         (Finish_group::set_saw_undefined): New function.
7494         (Finish_group::set_blocker): New function.
7495         * symtab.h (class Symbol_table): Change saw_undefined to return
7496         size_t.  Change saw_undefined_ field to size_t.
7497         * target-select.cc (Set_target_once::do_run_once): New function.
7498         (Target_selector::Target_selector): Initialize set_target_once_
7499         field.  Don't initialize lock_ and initialize_lock_ fields.
7500         (Target_selector::instantiate_target): Rewrite.
7501         (Target_selector::set_target): New function.
7502         * target-select.h (class Set_target_once): Define.
7503         (class Target_selector): Update declarations.  Make
7504         Set_target_once a friend.  Remove lock_ and initialize_lock_
7505         fields.  Add set_target_once_ field.
7506
7507 2010-02-10  Ian Lance Taylor  <iant@google.com>
7508
7509         * dirsearch.cc (Dirsearch::initialize): Add all blockers before
7510         queueing any tasks.
7511         * gold.cc (queue_middle_gc_tasks): Likewise.  Fix final blocker.
7512         (queue_middle_tasks): Add all blockers before queueing any tasks.
7513         (queue_final_tasks): Likewise.
7514         * token.h (Task_token::add_blockers): New function.
7515         * object.h (Input_objects::number_of_relobjs): New function.
7516
7517 2010-02-10  Ian Lance Taylor  <iant@google.com>
7518
7519         * i386.cc (Relocate::relocate_tls): A local symbol is final if not
7520         shared, not if not position independent.
7521         * x86_64.cc (Relocate::relocate_tls): Likewise.
7522         * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
7523         (tls_pie_pic_test): New target.
7524         * testsuite/Makefile.in: Rebuild.
7525
7526         * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
7527         (tls_test_main_pie.o, tls_test_pie.o): New targets.
7528         (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
7529         * testsuite/Makefile.in: Rebuild.
7530
7531 2010-02-09  David S. Miller  <davem@davemloft.net>
7532
7533         * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
7534         R_SPARC_RELATIVE using ->add_local_relative().
7535         (Target_sparc::Scan::global): Likewise for ->add_global_relative().
7536
7537         * output.h (Output_data_dynamic::add_section_size): New method
7538         that takes two Output_data objects.
7539         (Output_data_dynamic::Dynamic_entry): Create storage for secondary
7540         entry param.  Handle it in initializers.
7541         * output.cc (Output_data_dynamic::Dynamic_entry::write): For
7542         DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
7543         * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
7544         arg.
7545         * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
7546         and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
7547         * arm.cc (Target_arm::do_finalize_sections): Update to pass false
7548         for dynrel_includes_plt.
7549         * i386.cc (Target_i386::do_finalize_sections): Likewise.
7550         * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7551         * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
7552         before .rela.plt
7553         (Target_sparc::do_finalize_sections): Update to pass true for
7554         dynrel_includes_plt.
7555         * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
7556         output before .rela.plt
7557         (Target_powerpc::do_finalize_sections): Update to pass true for
7558         dynrel_includes_plt when 32-bit.
7559
7560 2010-02-08  Doug Kwan  <dougkwan@google.com>
7561
7562         * arm.cc (Arm_relobj::simple_input_section_output_address): New
7563         method.
7564         (Arm_relobj::section_needs_cortex_a8_stub_scanning,
7565         Arm_relobj::scan_section_for_cortex_a8_stubs,
7566         Arm_relobj::do_relocation_section): Instead of calling
7567         Output_section::output_address, use faster
7568         Arm_relobj::simple_input_section_output_address.
7569
7570 2010-02-08  David S. Miller  <davem@davemloft.net>
7571
7572         * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
7573         unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
7574         relocation helper function.
7575
7576         * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
7577         just like R_SPARC_GOT{10,13,22}.
7578         (Target_sparc::Scan::local): Likewise.
7579         (Target_sparc::Relocate:relocate): Likewise.
7580
7581 2010-02-06  Ian Lance Taylor  <iant@google.com>
7582
7583         * configure.ac: Rewrite targetobjs duplicate removal code to use
7584         only shell constructs.
7585         * configure: Rebuild.
7586
7587 2010-02-05  Doug Kwan  <dougkwan@google.com>
7588
7589         PR 11247
7590         * arm.cc (Arm_relobj::section_is_scannable): New method.
7591         (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
7592         (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
7593
7594 2010-02-04  Doug Kwan  <dougkwan@google.com>
7595
7596         PR 11247
7597         * arm-reloc-property.cc (cstdio): Include.
7598         * configure.ac (targetobjs): Remove duplicates.
7599         * configure: Regenerate.
7600         * resolve.cc (Symbol_table::resolve): Explicit instantiate both
7601         big and little endian version for a given address size.
7602
7603 2010-02-03  Doug Kwan  <dougkwan@google.com>
7604
7605         * arm-reloc-property.cc
7606         (Arm_reloc_property_table::reloc_name_in_error_message): New method
7607         definition.
7608         * arm-reloc-property.h
7609         (Arm_reloc_property_table::get_implemented_static_reloc_property):
7610         New method definition.
7611         (Arm_reloc_property_table::reloc_name_in_error_message): New method
7612         declaration.
7613         * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
7614         overflow to N.
7615         (GOT_PREL): Change implemented to Y.
7616         * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
7617         (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
7618         (Arm_relocate_functions::movw_abs_nc): Remove method.
7619         (Arm_relocate_functions::movt_abs): Ditto.
7620         (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
7621         (Arm_relocate_functions::thm_movt_abs): Ditto.
7622         (Arm_relocate_functions::movw_rel_nc): Ditto.
7623         (Arm_relocate_functions::movw_rel): Ditto.
7624         (Arm_relocate_functions::movt_rel): Ditto.
7625         (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
7626         (Arm_relocate_functions:thm_movw_rel): Ditto.
7627         (Arm_relocate_functions:thm_movt_rel): Ditto.
7628         (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
7629         (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
7630         New method definitions.
7631         (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
7632         (Arm_relocation_functions::arm_grp_ldr): Ditto.
7633         (Arm_relocation_functions::arm_grp_ldrs): Ditto.
7634         (Arm_relocation_functions::arm_grp_ldc): Ditto.
7635         (Target_arm::Relocate::relocate): Check for non-static or
7636         unimplemented relocation code and exit early.  Change calls to
7637         Target_arm::reloc_uses_thumb_bit and
7638         Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
7639         instead.  Refactor code to handle similar relocations to increase
7640         code sharing.  Remove check for unsupported relocation code in switch
7641         statement.
7642         (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
7643         relocation property table to find out size.  Change error message to
7644         print out the name of a relocation code instead of the numeric value.
7645         (Target_arm::scan_reloc_for_stub): Use relocation property table
7646         instead of calling Target_arm::reloc_uses_thumb_bit().
7647
7648 2010-02-02  Doug Kwan  <dougkwan@google.com>
7649
7650         * arm.cc (Target_arm::relocate_section): Do view adjustment for all
7651         types of relaxed input section.
7652
7653 2010-02-02  Doug Kwan  <dougkwan@google.com>
7654
7655         * Makefile.am (HFILES): Add arm-reloc-property.h.
7656         (DEFFILES): New.
7657         (TARGETSOURCES): Add arm-reloc-property.cc
7658         (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
7659         (libgold_a_SOURCES): $(DEFFILES)
7660         * Makefile.in: Regenerate.
7661         * arm-reloc-property.cc: New file.
7662         * arm-reloc-property.h: New file.
7663         * arm-reloc.def: New file.
7664         * arm.cc: Update comments.
7665         (arm-reloc-property.h): New included header.
7666         (arm_reloc_property_table): New global variable.
7667         (Target_arm::do_select_as_default_target): New method definition.
7668         * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
7669         arm-reloc-property to targ_extra_obj.
7670         * parameters.cc (set_parameters_target): Call
7671         Target::select_as_default_target().
7672         * target.h (Target::select_as_default_target): New method definition.
7673         (Target::do_select_as_default_target): Same.
7674
7675 2010-02-01  Doug Kwan  <dougkwan@google.com>
7676
7677         * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
7678         first_output_text_section_.
7679         (Arm_exidx_fixup::first_output_text_section): New method definition.
7680         (Arm_exidx_fixup::first_output_text_section_): New data member.
7681         (Arm_exidx_fixup::process_exidx_section): Record the first text
7682         output section seen.
7683         (Arm_output_section::fix_exidx_coverage): Set correct linked section
7684         and entsize in output section header.
7685
7686 2010-01-29  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
7687
7688         * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
7689         R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
7690         (Arm_relocate_functions::thm_alu11): New Method.
7691         (Arm_relocate_functions::thm_pc8): New Method.
7692         (Arm_relocate_functions::thm_pc12): New Method.
7693         (Target_arm::Scan::local): Handle the relocations.
7694         (Target_arm::Scan::global): Likewise.
7695         (Target_arm::Relocate::relocate): Likewise.
7696         (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7697
7698 2010-01-29  Doug Kwan  <dougkwan@google.com>
7699
7700         * arm.cc (Target_arm::Scan::global): General PLTs for the same set
7701         of relocation types as ld.
7702
7703 2010-01-29  Doug Kwan  <dougkwan@google.com>
7704
7705         * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
7706         to public.
7707         (Arm_relocate_functions::thumb_branch_common): Ditto.
7708         (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
7709         Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
7710         Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
7711         Arm_relocate_functions::jump24): Remove.
7712         (Target_arm::Relocate::relocate): Adjust code to call
7713         Arm_relocation_functions::arm_branch_common and
7714         Arm_relocation_functions::thumb_branch_common instead of their removed
7715         wrappers.  Merge switch-cases together to reduce source code size.
7716
7717 2010-01-29  Doug Kwan  <dougkwan@google.com>
7718
7719         * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
7720         output_local_symbol_count_needs_update_.
7721         (Arm_relobj::output_local_symbol_count_needs_update,
7722          Arm_relobj::set_output_local_symbol_count_needs_update,
7723          Arm_relobj::update_output_local_symbol_count): New methods.
7724         (Arm_relobj::output_local_symbol_count_needs_update_): New data
7725         member.
7726         (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
7727         of pointed function as in a R_ARM_PREL31 relocation.
7728         (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
7729         for output local symbol count updating.
7730         (Target_arm::do_relax): Update output local symbol counts in objects
7731         if necessary.
7732         * object.h (Sized_relobj::set_output_local_symbol_count): New method.
7733
7734 2010-01-29  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
7735
7736         * arm.cc: Added support for the ARM relocations:
7737         R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
7738         R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
7739         (Arm_relocate_functions::movw_rel_nc): Renamed (was
7740         movw_prel_nc).
7741         (Arm_relocate_functions::movw_rel): New method.
7742         (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
7743         (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
7744         thm_movw_prel_nc).
7745         (Arm_relocate_functions::thm_movw_rel): New method.
7746         (Arm_relocate_functions::thm_movt_rel): Renamed (was
7747         thm_movt_prel).
7748         (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
7749         relocations.
7750         (Target_arm::Scan::global): Likewise.
7751         (Target_arm::Relocate::relocate): Likewise.
7752         (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7753         Likewise.
7754
7755 2010-01-27  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
7756
7757         * arm.cc: Added support for ARM group relocations.
7758         (Target_arm::reloc_needs_sym_origin): New method.
7759         (Arm_relocate_functions::calc_grp_kn): New method.
7760         (Arm_relocate_functions::calc_grp_residual): New method.
7761         (Arm_relocate_functions::calc_grp_gn): New method.
7762         (Arm_relocate_functions::arm_grp_alu): New Method.
7763         (Arm_relocate_functions::arm_grp_ldr): New Method.
7764         (Arm_relocate_functions::arm_grp_ldrs): New Method.
7765         (Arm_relocate_functions::arm_grp_ldc): New Method.
7766         (Target_arm::Scan::local): Handle the ARM group relocations.
7767         (Target_arm::Scan::global): Likewise.
7768         (Target_arm::Relocate::relocate): Likewise.
7769         (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7770         Likewise.
7771
7772 2010-01-26  Doug Kwan  <dougkwan@google.com>
7773
7774         * arm.cc (set): Include.
7775         (class Arm_exidx_fixup): Change type of last_input_section_ to const
7776         pointer type.
7777         (Arm_output_section::Text_section_list): New type.
7778         (Arm_output_section::append_text_sections_to_list): New method.
7779         (Arm_output_section::fix_exidx_coverage): Ditto.
7780         (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
7781         (Arm_relobj::convert_input_section_to_relaxed_section): Use
7782         Relobj::set_section_offset() instead of
7783         Sized_relobj::invalidate_section_offset().
7784         (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
7785         parameter for section headers. Ignore relocation sections for
7786         unallocated sections and EXIDX sections.
7787         (Target_arm::fix_exidx_coverage): New method.
7788         (Target_arm::output_section_address_less_than): New type.
7789         (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
7790         linked text section instead of the EXIDX section.
7791         (Arm_output_section::create_stub_group): Add an assertion to check
7792         that this is not an EXIDX output section.
7793         (Arm_output_section::append_text_sections_to_list): New method.
7794         (Arm_output_section::fix_exidx_coverage): Ditto.
7795         (Arm_relobj::scan_sections_for_stubs): Adjust call to
7796         Arm_relobj::section_needs_reloc_stub_scanning.
7797         (Target_arm::do_relax): Fix EXIDX output section coverage in the
7798         first pass.
7799         (Target_arm::fix_exidx_coverage): New method.
7800         * object.h (Relobj::set_output_section): New method.
7801         (Sized_relobj::invalidate_section_offset): Remove method.
7802         (Sized_relobj::do_invalidate_section_offset): Remove method.
7803         (Sized_relobj::do_set_section_offset): Handle offset value -1.
7804
7805 2010-01-25  Doug Kwan  <dougkwan@google.com>
7806
7807         * arm.cc (Arm_exidx_merged_section::do_output_offset):
7808         Fix warning due to signed and unsigned comparison on a 32-bit host.
7809
7810 2010-01-22  Doug Kwan  <dougkwan@google.com>
7811
7812         * arm.cc (Target_arm::do_relax): Record an output section for section
7813         offset adjustment it contains any stub table that has changed.
7814         * layout.cc (Layout::clean_up_after_relaxation): Adjust section
7815         offsets in an output section if necessary.
7816         * output.cc (Output_section::Output_section): Initialize
7817         section_offsets_need_adjustments_.
7818         (Output_section::add_input_section_for_script): Renamed to
7819         Output_section::add_simple_input_section.
7820         (Output_section::save_states): Add a comment.
7821         (Output_section::discard_states): New method defintion.
7822         (Output_section::adjust_section_offsets): Same.
7823         * output.h (Output_section::add_input_section_for_script): Renamed to
7824         Output_section::add_simple_input_section.
7825         (Output_section::discard_states): New method declaration.
7826         (Output_section::adjust_section_offsets): Same.
7827         (Output_section::section_offsets_need_adjustment,
7828         Output_section::set_section_offsets_need_adjustment): New method
7829         definitions.
7830         (Output_section::section_offsets_need_adjustment_): New data member.
7831         * script-sections.cc
7832         (Output_section_element_input::set_section_address): Adjust code for
7833         renaming of Output_section::add_input_section_for_script.
7834         (Orphan_output_section::set_section_address): Same.
7835
7836 2010-01-22  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
7837
7838         * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
7839         Fix_v4bx enum values .
7840         * gold/options.h (General_options): New option definitions.
7841         (General_options::fix_v4bx): New method.
7842         (General_options::Fix_v4bx): New enum.
7843         * gold/options.cc (General_options::parse_fix_v4bx): New method.
7844         (General_options::parse_fix_v4bx_interworking): New method.
7845
7846 2010-01-22  Doug Kwan  <dougkwan@google.com>
7847
7848         * arm.cc (Arm_exidx_fixup): New class.
7849
7850 2010-01-21  Doug Kwan  <dougkwan@google.com>
7851
7852         * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
7853         classes.
7854         (Arm_exidx_section_offset_map): New type.
7855
7856 2010-01-21  Doug Kwan  <dougkwan@google.com>
7857
7858         * arm.cc (Arm_exidx_input_section): New class.
7859         (Arm_relobj::exidx_input_section_by_link,
7860         Arm_relobj::exidx_input_section_by_shndx,
7861         Arm_relobj::make_exidx_input_section): New methods.
7862         (read_arm_attributes_section): Remove.
7863         (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
7864         information about them.
7865         (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
7866         to here.
7867
7868 2010-01-20  Doug Kwan  <dougkwan@google.com>
7869
7870         * arm.cc (Target_arm::Arm_input_section_map): Change key type from
7871         Input_section_specifier to Section_id.
7872         (Target_arm::new_arm_input_section: Adjust code for change of key
7873         type.
7874         (Target_arm::find_arm_input_section): Ditto.
7875         * gc.h (object.h): Include for Section_id nand Section_id_hash.
7876         (Section_id): Remove.
7877         (Garbage_collection::Section_id_hash): Remove.
7878         * icf.h (object.h): Include for Section_id nand Section_id_hash.
7879         (Section_id): Remove.
7880         (Icf::Section_id_hash): Remove.
7881         * object.h (Section_id, Const_section_id, Section_id_hash,
7882         Const_section_id_hash): New type definitions.
7883         * output.cc (Output_section::add_relaxed_input_section): Change to
7884         use Const_section_id instead of Input_section_specifier as key type.
7885         (Output_section::add_merge_input_section): Ditto.
7886         (Output_section::build_relaxation_map): Change to use Section_id
7887         instead of Input_section_specifier as key type.
7888         (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7889         Ditto.
7890         (Output_section::convert_input_sections_to_relaxed_sections): Change
7891         to use Const_section_id instead of Input_section_specifier as key type.
7892         (Output_section::find_merge_section): Ditto.
7893         (Output_section::find_relaxed_input_section): Ditto.
7894         * output.h (Input_section_specifier): Remove class.
7895         (Output_section::Output_section_data_by_input_section_map): Change
7896         key type to Const_section_id.
7897         (Output_section::Output_relaxed_input_section_by_input_section_map):
7898         Ditto.
7899         (Output_section::Relaxation_map): Change key type to Section_id.
7900
7901 2010-01-20  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
7902
7903         * gold/arm.cc: Added support for R_ARM_V4BX relocation
7904         (class Arm_v4bx_stub): New class.
7905         (DEF_STUBS): Updated definition to support v4_veneer_bx.
7906         (Stub_factory::make_arm_v4bx_stub): New method.
7907         (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
7908         (Stub_table::empty): Handle v4bx stubs.
7909         (Stub_table::add_arm_v4bx_stub): New method.
7910         (Stub_table::find_arm_v4bx_stub): New method.
7911         (Arm_relocate_functions::v4bx): New method.
7912         (Target_arm::fix_v4bx): New method.
7913         (Target_arm::Target_arm): Handle R_ARM_V4BX.
7914         (Stub_table::relocate_stubs): Likewise.
7915         (Stub_table::do_write): Likewise.
7916         (Stub_table::update_data_size_and_addralign): Likewise.
7917         (Stub_table::finalize_stubs):  Likewise.
7918         (Target_arm::Scan::local): Likewise.
7919         (Target_arm::Scan::global): Likewise.
7920         (Target_arm::do_finalize_sections): Likewise.
7921         (Target_arm::Relocate::relocate): Likewise.
7922         (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7923         Likewise.
7924         (Target_arm::scan_reloc_for_stub): Likewise.
7925         (Target_arm::scan_reloc_section_for_stubs): Likewise.
7926
7927 2010-01-19  Ian Lance Taylor  <iant@google.com>
7928
7929         * output.cc (Output_section_headers::do_sized_write): Write large
7930         segment count to sh_info field.
7931         (Output_file_header::do_sized_write): For large segment count,
7932         write PN_XNUM to e_phnum field.
7933
7934 2010-01-15  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
7935
7936         * arm.cc (Arm_relocate_functions::thm_jump6): New function.
7937         (Arm_relocate_functions::thm_jump8): New function.
7938         (Arm_relocate_functions::thm_jump11): New function.
7939         (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
7940         R_ARM_THM_JUMP11.
7941         (Target_arm::Scan::global): Likewise.
7942         (Target_arm::Relocate::relocate): Likewise.
7943         (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7944         Likewise.
7945
7946 2010-01-14  Doug Kwan  <dougkwan@google.com>
7947
7948         * arm.cc (map, utility): Include headers.
7949         (Target_arm::apply_cortex_a8_workaround): New method.
7950         (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
7951         (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
7952         (Target_arm::Scan::global): R_ARM_THM_JUMP19.
7953         (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
7954         the --[no-]fix-cortex-a8 command line options.
7955         (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
7956         (Target_arm::relocate_stub): Use addend in instruction template.
7957         * options.h (DEFINE_bool): Set the user-set flag.
7958         (General_options): Add --[no-]-fix-cortex options.
7959         * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
7960         : Update fast look-up map after conversion.
7961
7962 2010-01-14  Sriraman Tallam  <tmsriram@google.com>
7963
7964         * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
7965         in the first pass of do_layout.
7966
7967 2010-01-13  Doug Kwan  <dougkwan@google.com>
7968
7969         * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7970         Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
7971         apparent compiler problem of not folding static constant integral
7972         data members of elfcpp::Elf_sizes<32>.
7973
7974 2010-01-13  Doug Kwan  <dougkwan@google.com>
7975
7976         * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7977         Arm_relobj::section_needs_cortex_a8_stub_scanning,
7978         Arm_relobj::scan_section_for_cortex_a8_erratum,
7979         Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
7980         (Arm_relobj::scan_sections_for_stubs): Move code deciding what
7981         sections to scan for relocation stubs into a new method
7982         Arm_relobj::section_needs_reloc_stub_scanning.  Handle both
7983         relocation and Cortex-A8 stub scanning.
7984         (Target_arm::do_relax): Force stubs to be after stubbed sections
7985         if fixing the Cortex-A8 erratum.  Remove all Cortex-A8 stubs at
7986         the beginning of a new relaxation pass.  Update a comment.
7987         (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
7988
7989 2010-01-12  Ian Lance Taylor  <iant@google.com>
7990
7991         * target-reloc.h (visibility_error): New inline function.
7992         (relocate_section): Call visibility_error.
7993         * testsuite/Makefile.am (check_DATA): Add protected_3.err.
7994         (MOSTLYCLEANFILES): Likewise.
7995         (protected_4_pic.o, protected_3.err): New targets.
7996         * testsuite/protected_4.cc: New file.
7997
7998 2010-01-12  Doug Kwan  <dougkwan@google.com>
7999
8000         * arm.cc (Cortex_a8_reloc): New class.
8001         (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
8002         and cortex_a8_relocs_info_.
8003         (Target_arm::fix_cortex_a8): New method definition.
8004         (Target_arm::Cortex_a8_relocs_info): New type.
8005         (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
8006         New data member declarations.
8007         (Target_arm::scan_reloc_for_stub): Record information about
8008         relocations for THUMB branches that might be exempted from the
8009         Cortex-A8 workaround.
8010         (Target_arm::do_relax): Clear all Cortex-A8 relocation information
8011         at the beginning of a relaxation pass.
8012
8013 2010-01-12  Doug Kwan  <dougkwan@google.com>
8014
8015         * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
8016         (Arm_relobj::Mapping_symbol_position,
8017          Arm_reloj::Mapping_symbol_position_less,
8018          Arm_relobj::Mapping_symbols_info): New types.
8019         (Target_arm::is_mapping_symbol_name): New method definition.
8020         (Arm_relobj::do_count_local_symbols): Save information about mapping
8021         symbols.
8022
8023 2010-01-11  Doug Kwan  <dougkwan@google.com>
8024
8025         * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
8026         Arm_relocate_functions::thumb32_branch_upper,
8027         Arm_relocate_functions::thumb32_branch_lower,
8028         Arm_relocate_functions::thumb32_cond_branch_offset,
8029         Arm_relocate_functions::thumb32_cond_branch_upper,
8030         Arm_relocate_functions::thumb32_cond_branch_lower,
8031         Arm_relocate_functions::thm_jump19): New methods to handle THUMB
8032         branch offset encoding.
8033         (Arm_relocate_functions::thumb_branch_common): Use new branch
8034         offset encoding methods to avoid code duplication.
8035         (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
8036         (Stub_addend_reader::operator()): Use new branch encoding method
8037         to avoid code duplication.
8038
8039 2010-01-11  Doug Kwan  <dougkwan@google.com>
8040
8041         * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
8042         (Target_arm::do_finalize_sections): Define special EXIDX section
8043         symbols only if referenced.
8044         * gc.h (Garbage_collection::add_reference): New method.
8045         (gc_process_relocs): Use Garbage_collection::add_reference to avoid
8046         code duplication.
8047
8048 2010-01-11  Ian Lance Taylor  <iant@google.com>
8049
8050         * script.cc (Version_script_info::build_expression_list_lookup):
8051         Change complaing about duplicate wildcard match from error to
8052         warning.
8053
8054         * script.cc (class Lazy_demangler): Recreate--revert part of patch
8055         of 2009-12-30.
8056         (Version_script_info::Version_script_info): Initialize globs_,
8057         default_version_, default_is_global_, and exact_.  Don't
8058         initialize globals_ or locals_.
8059         (Version_script_info::build_lookup_tables): Build local symbols
8060         first.
8061         (Version_script_info::unquote): New function.
8062         (Version_script_info::add_exact_match): New function.
8063         (Version_script_info::build_expression_list_lookup): Remove lookup
8064         parameter.  Add is_global parameter.  Change all callers.  Handle
8065         wildcard pattern specially.  Unquote pattern.  Call
8066         add_exact_match.
8067         (Version_script_info::get_name_to_match): New function.
8068         (Version_script_info::get_symbol_version): New function.
8069         (Version_script_info::get_symbol_version_helper): Remove.
8070         (Version_script_info::check_unmatched_names): Call unquote.
8071         * script.h (class Version_script_info): Change get_symbol_version
8072         to be non-inline and add is_global parameter; change all callers.
8073         Rewrite symbol_is_local.  Update declarations.  Define struct
8074         Version_tree_match, Exact, Globs.  Don't define struct Lookup.
8075         Remove globals_ and locals_ members.  Add exact_, globs_,
8076         default_version_, is_global_.
8077         (Version_script_info::Glob): Remove pattern, add expression and
8078         is_global.  Update constructor.  Change all callers.
8079         * dynobj.cc (Versions::finalize): Mark the version symbol as the
8080         default version.
8081         (Versions::symbol_section_contents): If a symbol is undefined, or
8082         defined in a dynamic object, set the version index to
8083         VER_NDX_LOCAL.
8084         * symtab.cc (Symbol_table::add_from_relobj): Don't call
8085         symbol_is_local.
8086         (Symbol_table::add_from_pluginobj): Likewise.
8087         * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
8088
8089 2010-01-11  Doug Kwan  <dougkwan@google.com>
8090
8091         * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
8092         (incremental_dump_LDADD): Add linking option for libintl.
8093         * Makefile.in: Regenerate.
8094
8095 2010-01-11  H.J. Lu  <hongjiu.lu@intel.com>
8096
8097         PR gold/11144
8098         * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
8099         instead of -Ds.
8100         * testsuite/Makefile.in: Regenerated.
8101
8102 2010-01-10  Doug Kwan  <dougkwan@google.com>
8103
8104         * options.h (DEFINE_var): Use parentheses around argument varname__
8105         in macro body to avoid any unintended subsequent substitutions.
8106
8107 2010-01-10  Ian Lance Taylor  <iant@google.com>
8108
8109         * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
8110         candidates before doing symbol resolution.
8111
8112         * resolve.cc (Symbol_table::resolve): Add symbols to the list of
8113         ODR candidates if only one is weak.
8114
8115 2010-01-08  Ian Lance Taylor  <iant@google.com>
8116
8117         * script.cc (Version_script_info::build_expression_list_lookup):
8118         Don't warn about ambiguous version, just record the ambiguity.
8119         (Version_script_info::get_symbol_version_helper): Give error if
8120         version is ambiguous.
8121
8122 2010-01-08  Doug Kwan  <dougkwan@google.com>
8123
8124         * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
8125         prev_data_size_ and prev_addralign_.  Remove initializer for
8126         deleted data member has_been_changed_.
8127         (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
8128         to determine if the table is empty.
8129         (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
8130         Remove.
8131         (Stub_table::add_reloc_stub): Define method in class definition
8132         instead of just declaring it there.
8133         (Stub_table::add_cortex_a8_stub): New method definition.
8134         (Stub_table::update_data_size_and_addralign): Ditto.
8135         (Stub_table::finalize_stubs): Ditto.
8136         (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
8137         (Stub_table::do_addralign_): Return address alignment in the
8138         (Stub_table::do_reset_address_and_file_offset): Define method in
8139         class definition instead of declaring it there.  Set current data
8140         size to be the data size of the previous pass.
8141         (Stub_table::set_final_data_size): Use current data size as the
8142         final data size.
8143         (Stub_table::relocate_stub): Change parameter type of stub from
8144         Reloc_stub pointer to Stub pointer.
8145         (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
8146         (Stub_table::Cortex_a8_stub_list): New typedef.
8147         (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
8148          Stub_table::prev_addralign_): New data member.
8149         (Arm_relobj::Arm_relobj): Initialize data member
8150         section_has_cortex_a8_workaround_.
8151         (Arm_relobj::section_has_cortex_a8_workaround,
8152          Arm_relobj::mark_section_for_cortex_a8_workaround): New method
8153          definitions.
8154         (Arm_relobj::section_has_cortex_a8_workaround_): New data member
8155         declarations.
8156         (Target_arm::relocate_stub): Change parameter type of stub from
8157         Reloc_stub pointer to Stub pointer.
8158         (Insn_template::size, Insn_template::alignment): Handle
8159         THUMB16_SPECIAL_TYPE.
8160         (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
8161          Stub_table::update_data_size_and_addralign,
8162          Stub_table::apply_cortex_a8_workaround_to_address_range): New method
8163         definitions.
8164         (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
8165         (Stub_table::do_write): Ditto.
8166         (Target_arm::do_relax): Adjust code for changes in Stub_table.
8167
8168 2010-01-08  Ian Lance Taylor  <iant@google.com>
8169
8170         PR 11108
8171         * symtab.h (class Symbol): Remove fields is_target_special_ and
8172         has_plt_offset_.  Add field is_defined_in_discarded_section_.
8173         (Symbol::is_defined_in_discarded_section): New function.
8174         (Symbol::set_is_defined_in_discarded_section): New function.
8175         (Symbol::has_plt_offset): Rewrite.
8176         (Symbol::set_plt_offset): Verify that new offset is not -1U.
8177         * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
8178         Don't initialize is_target_special_ or has_plt_offset_.
8179         Initialize is_defined_in_discarded_section_.
8180         (Symbol_table::add_from_relobj): If appropriate, set
8181         is_defined_in_discarded_section.
8182         * resolve.cc (Symbol::override_base_with_special): Don't test
8183         is_target_special_.  Change has_plt_offset_ to has_plt_offset().
8184         * target-reloc.h (relocate_section): Do special handling for
8185         symbols defined in discarded sections for global symbols as well
8186         as local symbols.
8187
8188 2010-01-08  Ian Lance Taylor  <iant@google.com>
8189
8190         * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
8191         the SHT_SYMTAB case.
8192
8193 2010-01-08  Ian Lance Taylor  <iant@google.com>
8194
8195         * object.cc (Sized_relobj::do_layout): Don't get confused if
8196         layout_eh_frame returns NULL.
8197
8198 2010-01-08  Ian Lance Taylor  <iant@google.com>
8199
8200         PR 11084
8201         * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
8202         dynamic symbol table, use the normal symbol table.
8203         (Sized_dynobj::do_read_symbols): Remove assertion about type of
8204         symbol table.
8205
8206 2010-01-08  Ian Lance Taylor  <iant@google.com>
8207
8208         PR 11072
8209         * layout.cc (Layout::include_section): Remove .gnu_debuglink
8210         sections.
8211
8212 2010-01-08  H.J. Lu  <hongjiu.lu@intel.com>
8213
8214         * version.cc (print_version): Change to "Copyright 2010".
8215
8216 2010-01-08  Ian Lance Taylor  <iant@google.com>
8217
8218         PR 10287
8219         PR 11063
8220         * i386.cc (class Target_i386): Change return type of plt_section
8221         to be non-const.
8222         (class Output_data_plt_i386): Add tls_desc_rel_ field.
8223         (Output_data_plt_i386::Output_data_plt_i386): Initialize
8224         tls_desc_rel_ field.
8225         (Output_data_plt_i386::rel_tls_desc): New function.
8226         (Target_i386::rel_tls_desc_section): New function.
8227         (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
8228         (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
8229         R_386_TLS_DESC reloc in rel_tls_desc_section.
8230         * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
8231         Define struct Tlsdesc_info.
8232         (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
8233         (Target_x86_64::do_reloc_symbol_index): New function.
8234         (Target_x86_64::add_tlsdesc_info): New function.
8235         (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
8236         (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
8237         tlsdesc_rel_ field.
8238         (Output_data_plt_x86_64::rela_plt): Rename from rel_plt.  Change
8239         all callers.
8240         (Output_data_plt_x86_64::rela_tlsdesc): New function.
8241         (Target_x86_64::rela_tlsdesc_section): New function.
8242         (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
8243         handling.
8244         (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
8245         (Target_x86_64::do_reloc_addend): New function.
8246         R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
8247         * output.h (class Output_reloc) [SHT_REL]: Add new constructor
8248         declarations.  Define TARGET_CODE.  Add arg field to u1_ union.
8249         (Output_reloc::type): New function.
8250         (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
8251         (Output_reloc::is_target_specific): New function.
8252         (Output_reloc::target_arg): New function.
8253         (class Output_reloc) [SHT_RELA]: Add four new constructors for
8254         absolute relocs and target specific relocs.
8255         (class Output_data_reloc) [SHT_REL]: Add add_absolute and
8256         add_target_specific.
8257         (class Output_data_reloc) [SHT_RELA]: Likewise.
8258         * output.cc (Output_reloc::Output_reloc): Add four new versions
8259         for absolute relocs and target specific relocs.
8260         (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
8261         (Output_reloc::get_symbol_index): Likewise.
8262         (Output_reloc::local_section_offset): Check that local_sym_index_
8263         is not TARGET_CODE or 0.
8264         (Output_reloc::symbol_value): Likewise.
8265         (Output_reloc::write) [SHT_RELA]: Call target for target specific
8266         reloc.
8267         * target.h (class Target): Add reloc_symbol_index and reloc_addend
8268         functions.  Add do_reloc_symbol_index and do_reloc_addend virtual
8269         functions.
8270         * layout.cc (add_target_dynamic_tags): Use output section for
8271         DT_PLTRELSZ and DT_JMPREL.
8272
8273 2010-01-07  Ian Lance Taylor  <iant@google.com>
8274
8275         PR 11061
8276         * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
8277         function.
8278         (class Output_data_reloc_generic): Define.
8279         (class Output_data_reloc_base): Change base class to
8280         Output_data_reloc_generic.  Change add() method to call
8281         bump_relative_reloc_count for a relative reloc.  Remove
8282         sort_relocs_ field.
8283         * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
8284         to sort_relocs().
8285         * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
8286         Output_data_reloc_generic*.  Add DT_RELCOUNT/DT_RELACOUNT tag if
8287         appropriate.
8288         * layout.h (class Layout): Update declaration.
8289
8290 2010-01-07  Ian Lance Taylor  <iant@google.com>
8291
8292         * output.h (class Output_data): Add const version of
8293         output_section and do_output_section.
8294         (class Output_section_data): Add const version of
8295         do_output_section.
8296         (class Output_section): Likewise.
8297         * layout.cc (Layout::add_target_dynamic_tags): New function.
8298         * layout.h (class Layout): Update declarations.
8299         * arm.cc (Target_arm::do_finalize_sections): Use
8300         add_target_dynamic_tags.
8301         * i386.cc (Target_i386::do_finalize_sections): Likewise.
8302         * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
8303         * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
8304         * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8305
8306 2010-01-07  Ian Lance Taylor  <iant@google.com>
8307
8308         PR 11042
8309         * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
8310         object as needed.
8311
8312 2010-01-07  Dmitry Gorbachev  <d.g.gorbachev@gmail.com>
8313             Ian Lance Taylor  <iant@google.com>
8314
8315         PR 11019
8316         * object.cc: Instantiate Xindex::initialize_symtab_xindex and
8317         Xindex::read_symtab_xindex.
8318
8319 2010-01-07  Doug Kwan  <dougkwan@google.com>
8320
8321         * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
8322         (Insn_template::thumb16_bcond_insn): New method declaration.
8323         (Insn_template): Fix spelling.
8324         (Stub::thumb16_special): New method declaration.
8325         (Stub::do_write): Define virtual method which was previously pure
8326         virtual.
8327         (Stub::do_thumb16_special): New method declaration.
8328         (Stub::do_fixed_endian_write): New template member.
8329         (Reloc_stub::do_write): Remove.
8330         (Reloc_stub::do_fixed_endian_write): Remove.
8331         (Cortex_a8_stub): New class definition.
8332         (Stub_factory::make_cortex_a8_stub): New method definition.
8333         (Stub_factory::Stub_factory): Add missing static storage class
8334         qualifier for elf32_arm_stub_a8_veneer_blx.
8335
8336 2010-01-07  Ian Lance Taylor  <iant@google.com>
8337
8338         PR 10980
8339         * options.h (class General_options): Add --warn-unresolved-symbols
8340         and --error-unresolved-symbols.
8341         * errors.cc (Errors::undefined_symbol): Implement
8342         --warn-unresolved-symbols.
8343
8344         * options.h (class General_options): Add -z text and -z textoff.
8345         * layout.cc (Layout::finish_dynamic_section): Implement -z text.
8346
8347 2010-01-06  Sriraman Tallam  <tmsriram@google.com>
8348
8349         * gc.h (Garbage_collection::Cident_section_map): New typedef.
8350         (Garbage_collection::cident_sections): New function.
8351         (Garbage_collection::add_cident_section): New function.
8352         (Garbage_collection::cident_sections_): New member.
8353         (gc_process_relocs): Add references to sections whose names are C
8354         identifiers.
8355         * gold.h (cident_section_start_prefix): New constant.
8356         (cident_section_stop_prefix): New constant.
8357         (is_cident): New function.
8358         * layout.cc (Layout::define_section_symbols): Replace string constants
8359         with the newly defined constants.
8360         * object.cc (Sized_relobj::do_layout): Track sections whose names are
8361         C identifiers.
8362         * testsuite/Makefile.am: Add gc_orphan_section_test.
8363         * testsuite/Makefile.in: Regenerate.
8364         * testsuite/gc_orphan_section_test.cc: New file.
8365         * testsuite/gc_orphan_section_test.sh: New file.
8366
8367 2010-01-06  Ian Lance Taylor  <iant@google.com>
8368
8369         PR 10980
8370         * options.h (class General_options): Add --warn-shared-textrel.
8371         * layout.cc (Layout::finish_dynamic_section): Implement
8372         --warn-shared-textrel.
8373
8374         PR 10980
8375         * options.h (class General_options): Add --warn-multiple-gp.
8376
8377 2010-01-06  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
8378
8379         * Makefile.am (incremental_dump_DEPENDENCIES): Remove
8380         $(THREADSLIB) and $(LIBDL).
8381         * Makefile.in: Rebuild.
8382
8383 2010-01-06  Ian Lance Taylor  <iant@google.com>
8384
8385         PR 10980
8386         * options.cc (General_options::parse_section_start): New function.
8387         (General_options::section_start): New function.
8388         (General_options::General_options): Initialize all members.
8389         * options.h: Include <map>
8390         (class General_options): Add --section-start.  Add section_starts_
8391         member.
8392         * layout.cc (Layout::attach_allocated_section_to_segment): If
8393         --section-start was used, set the address of the segment.  Remove
8394         local sort_sections.
8395         (Layout::relaxation_loop_body): If the address of the load segment
8396         has been set by --section-start, don't use it.
8397         * output.h (Output_segment::update_flags_for_output_section): New
8398         function.
8399         * output.cc (Output_segment::add_output_section): Call
8400         update_flags_for_output_section.
8401
8402 2010-01-05  Ian Lance Taylor  <iant@google.com>
8403
8404         PR 10980
8405         * options.h (class General_options): Add --undefined-version.
8406         * script.cc (struct Version_expression): Add was_matched_by_symbol
8407         field.
8408         (Version_script_info::matched_symbol): New function.
8409         (Version_script_info::get_symbol_version_helper): Call
8410         matched_symbol.
8411         (Version_script_info::check_unmatched_names): New function.
8412         * script.h (class Version_script_info): Update declarations.
8413         * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
8414
8415         * options.h (class General_options): Use DEFINE_bool_alias for
8416         allow_multiple_definition.
8417         * resolve.cc (Symbol_table::should_override): Don't test
8418         allow_multiple_definition.
8419
8420         PR 10980
8421         * options.h (class General_options): Add --cref.
8422         * main.cc (main): Print cref table if --cref.  Don't close mapfile
8423         until after printing cref table.
8424         * cref.cc: Include "symtab.h".
8425         (class Cref_inputs): Define Cref_table_compare and Cref_table.
8426         (Cref_table_compare::operator()): New function.
8427         (Cref_inputs::gather_cref): New function.
8428         (filecol): New static const.
8429         (Cref_inputs::print_cref): New function.
8430         (Cref::print_cref): New function.
8431         * cref.h: Include <cstdio>.
8432         (class Cref): Update declarations.
8433         * mapfile.h (Mapfile::file): New function.
8434         * object.h (class Object): Define Symbols.  Declare virtual
8435         do_get_global_symbols.
8436         (Object::get_global_symbols): New function.
8437         * object.cc (Input_objects::add_object): Pass object to cref_ if
8438         --cref.
8439         (Input_objects::archive_start): Likewise.
8440         (Input_objects::archive_stop): Likewise.
8441         (Input_objects::print_cref): New function.
8442         * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
8443         * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
8444         --cref.
8445         * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
8446         function.
8447         * plugin.h (class Sized_pluginobj): Update declarations.
8448
8449 2010-01-05  Ian Lance Taylor  <iant@google.com>
8450
8451         * symtab.cc (Symbol_table::add_from_object): Rename def parameter
8452         to is_default_version.  Rename insdef to insdefault.
8453         (Symbol_table::add_from_relobj): Rename def to is_default_version
8454         and local to is_forced_local.
8455         (Symbol_table::add_from_pluginobj): Likewise.
8456         (Symbol_table::add_from_dynobj): Likewise.
8457         (Symbol_table::define_special_symbol): Rename insdef to
8458         insdefault.
8459
8460 2010-01-04  Ian Lance Taylor  <iant@google.com>
8461
8462         PR 10980
8463         * options.h (class General_options): Add
8464         --allow-multiple-definition and -z muldefs.
8465         * resolve.cc (Symbol_table::should_override): Don't warn about a
8466         multiple symbol definition if --allow-multiple-definition or -z
8467         muldefs.
8468
8469         PR 10980
8470         * options.h (class General_options): Add --add-needed and
8471         --copy-dt-needed-entries.  Tweak --as-needed help entry.
8472         * object.cc (Input_objects::check_dynamic_dependencies): Give an
8473         error if --copy-dt-needed-entries aka --add-needed is used and
8474         would cause a change in behaviour.
8475
8476         PR 10980
8477         * options.h (class General_options): Add -G as a short version of
8478         --shared.  Add no-op options -assert, -g, and -i.
8479
8480 2010-01-04  Sriraman Tallam  <tmsriram@google.com>
8481
8482         * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
8483         check for .text or .gnu.linkonce.t sections.
8484         * icf.cc (Icf::find_identical_sections): Ditto.
8485         Change the detection for mangled function name within the section
8486         name.
8487         * icf.h (is_section_foldable_candidate): New function.
8488
8489 2009-12-30  Ian Lance Taylor  <iant@google.com>
8490
8491         PR 10980
8492         * options.h (class General_options): Permit two dashes with
8493         --retain-symbols-file.
8494
8495 2009-12-30  Ian Lance Taylor  <iant@google.com>
8496
8497         PR 10979
8498         * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
8499         don't put the file header and segment headers in the text
8500         segment.
8501
8502         PR 10979
8503         * common.cc (Sort_commons::operator()): Stabilize sort when both
8504         entries are NULL.
8505         (Symbol_table::do_allocate_commons_list): When allocating common
8506         symbols, skip a symbol which is no longer common.
8507         * symtab.h (Symbol::is_common): Test whether the symbol comes from
8508         an object before checking its type.
8509         * testsuite/common_test_2.c: New file.
8510         * testsuite/common_test_3.c: New file.
8511         * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
8512         (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
8513         (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
8514         (common_test_2_pic.o, common_test_2.so): New targets.
8515         (common_test_3_pic.o, common_test_3.so): New targets.
8516         * testsuite/Makefile.in: Rebuild.
8517
8518         PR 10979
8519         * script.cc (read_input_script): If we see a new SECTIONS clause,
8520         and we have added an input section, give an error.
8521         * layout.h (class Layout): Add have_added_input_section function.
8522         Add have_added_input_section_ field.
8523         * layout.cc (Layout::Layout): Initialize
8524         have_added_input_section_.
8525         (Layout::layout): Set have_added_input_section_.
8526         (Layout::layout_eh_frame): Likewise.
8527
8528 2009-12-30  Ian Lance Taylor  <iant@google.com>
8529
8530         PR 10931
8531         * options.h (class General_options): Add --sort-common option.
8532         * symtab.h (class Symbol_table): Define Sort_commons_order enum.
8533         * common.cc (Sort_common): Add sort_order parameter to
8534         constructor.  Add sort_order_ field.
8535         (Sort_commons::operator): Check sort_order_.
8536         (Symbol_table::allocate_commons): Determine the sort order.
8537         (Symbol_table::do_allocate_commons): Add sort_order parameter.
8538         Change all callers.
8539         (Symbol_table::do_allocate_commons_list): Likewise.
8540
8541 2009-12-30  Ian Lance Taylor  <iant@google.com>
8542
8543         PR 10916
8544         * symtab.cc (Symbol_table::add_from_relobj): When not exporting
8545         symbols from this object, don't change the visibility of an
8546         undefined symbol.
8547         * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
8548
8549 2009-12-30  Ian Lance Taylor  <iant@google.com>
8550
8551         PR 10861
8552         * script.h (class Version_script_info): Define Language enum.
8553         Update declarations.  Define Glob, Exact, and Lookup types.  Add
8554         new fields globals_, locals_, and is_finalized_.
8555         * script.cc: Various formatting fixes.
8556         (class Parser_closure): Change language_stack_ from a vector of
8557         std::string to one of Version_script_info::Language.  Adjust all
8558         uses accordingly.
8559         (class Lazy_demangler): Remove.
8560         (struct Version_expression): Change language from std::string to
8561         Version_script_info::Language.
8562         (Version_script_info::Version_script_info): New function.
8563         (Version_script_info::~Version_script_info): Don't call clear.
8564         (Version_script_info::finalize): New function.
8565         (Version_script_info::build_lookup_tables): New function.
8566         (Version_script_info::build_expression_list_lookup): New
8567         function.
8568         (Version_script_info::get_symbol_version_helper): Rewrite to use
8569         lookup tables.
8570         (Version_script_info::print_expression_list): Adjust to use
8571         Version_script_info::Language.
8572         (script_push_lex_into_version_mode): Check that the version script
8573         has not been finalized.
8574         (version_script_push_lang): Change language string to
8575         Version_script_info::Language.
8576         * options.cc (Command_line::version_script): New function.
8577         * options.h (class General_options): Add finalize_dynamic_list
8578         function.  Change version_script from declaration to definition.
8579         * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
8580         * testsuite/version_script.map: Remove duplicate def of foo.
8581         * testsuite/Makefile.am (ver_matching_def.so): Depend upon
8582         version_script.map.
8583         * testsuite/Makefile.in: Rebuild.
8584
8585 2009-12-30  Ian Lance Taylor  <iant@google.com>
8586
8587         PR 10843
8588         * target-reloc.h (relocate_for_relocatable): When copying a reloc,
8589         if the input symbol index is 0, make the output symbol index 0.
8590
8591 2009-12-30  Ian Lance Taylor  <iant@google.com>
8592
8593         PR 10670
8594         * options.h (class General_options): Add -x/--discard-all.
8595         * object.cc (Sized_relobj::do_count_local_symbols): Handle
8596         --discard-all.  If the local symbol needs a dynamic entry, check
8597         that before handling --discard-locals.
8598
8599 2009-12-30  Ian Lance Taylor  <iant@google.com>
8600
8601         PR 10450
8602         * output.cc (Output_segment::Output_segment): If PT_TLS, set the
8603         flags to PF_R.
8604         (Output_segment::add_output_section): Don't change the flags if
8605         the type is PT_TLS.
8606
8607         PR 10450
8608         * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
8609         GNU hash table if they need a dynamic value.  Otherwise, don't add
8610         them if they are defined in a dynamic object or are forced local.
8611
8612 2009-12-29  Ian Lance Taylor  <iant@google.com>
8613
8614         PR 10450
8615         * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
8616         .gnu.hash table for a 32-bit target.
8617
8618         PR 10450
8619         * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
8620         regular and a dynamic object only needs a dynamic symbol table
8621         entry if it is externally visible.
8622
8623         PR 10450
8624         * i386.cc (class Target_i386): Initialize global_offset_table_ in
8625         constructor.  Add global_offset_table_ field.
8626         (Target_i386::got_section): Set global_offset_table_.
8627         (Target_i386::do_finalize_sections): Set global_offset_table_
8628         size.
8629         * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
8630         in constructor.  Add global_offset_table_ field.
8631         (Target_x86_64::got_section): Set global_offset_table_.
8632         (Target_x86_64::do_finalize_sections): Set global_offset_table_
8633         size.
8634
8635         * layout.cc (Layout::Layout): Initialize increase_relro_.
8636         (Layout::get_output_section): Add is_relro, is_last_relro, and
8637         is_first_non_relro parameters.  Change all callers.
8638         (Layout::choose_output_section): Likewise.
8639         (Layout::add_output_section_data): Likewise.
8640         (Layout::make_output_section): Likewise.
8641         (Layout::set_segment_offsets): Clear increase_relro when using a
8642         linker script.
8643         * layout.h (class Layout): Add increase_relro method.  Add
8644         increase_relro_ field.  Update declarations.
8645         * output.cc (Output_section::Output_section): Initialize
8646         is_last_relro_ and is_first_non_relro_.
8647         (Output_segment::add_output_section): Group relro sections is
8648         do_sort is true.  Handle is_last_relro and is_first_non_relro.
8649         (Output_segment::maximum_alignment): Remove relro handling.
8650         (Output_segment::set_section_addresses): Add increase_relro
8651         parameter.  Change all callers.  Add initial alignment to align
8652         relro sections on separate page.  Remove old relro handling.
8653         (Output_segment::set_section_list_addresses): Remove in_relro
8654         parameter.  Change all callers.
8655         (Output_segment::set_offset): Add increase parameter.  Change all
8656         callers.  Remove old relro handling.
8657         * output.h (class Output_section): Add new methods: is_last_relro,
8658         set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
8659         Add is_last_relro_ and is_first_non_relro_ fields.
8660         * i386.cc (Target_i386::got_section): Don't call set_is_relro.
8661         Create separate .got.plt section.  Call increase_relro.
8662         * x86_64.cc (Target_x86_64::got_section): Likewise.
8663         * testsuite/relro_script_test.t: Add .got.plt.
8664
8665         PR 10450
8666         * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
8667         (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
8668         (Layout::finalize): Call set_dynamic_symbol_size.
8669         (Layout::set_dynamic_symbol_size): New function.
8670         * layout.h (class Layout): Add dynamic_symbol_ field.  Declare
8671         set_dynamic_symbol_size.
8672
8673         PR 10450
8674         * output.h (class Output_section): Add is_entsize_zero_ field.
8675         * output.cc (Output_section::Output_section): Initialize
8676         is_entsize_zero_.
8677         (Output_section::set_entsize): If two different entsizes are
8678         requested, force it to zero.
8679         (Output_section::add_input_section): Set flags for .debug_str
8680         before updating section flags.  Set entsize.
8681         (Output_section::update_flags_for_input_section): Set SHF_MERGE
8682         and SHF_STRING if all input sections have those flags.
8683
8684 2009-12-29   Rafael Espindola  <espindola@google.com>
8685
8686         * main.cc (main): Fix the sys time reporting.
8687         * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
8688         reporting.
8689
8690 2009-12-29  Sriraman Tallam  <tmsriram@google.com>
8691
8692         * options.cc (General_options::parse_version): Allow -v to exit
8693         without an error if there is nothing to link.
8694
8695 2009-12-29  Ian Lance Taylor  <iant@google.com>
8696
8697         * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
8698         using a version of gcc before 4.1.
8699         * configure: Rebuild.
8700
8701 2009-12-28  Chris Demetriou  <cgd@google.com>
8702
8703         * attributes.cc (Output_attributes_section_data::do_write): Use
8704         std::vector::front rather than std::vector::data.
8705
8706 2009-12-28  Ian Lance Taylor  <iant@google.com>
8707
8708         * symtab.h (class Symbol_table): Add enum Defined.
8709         * resolve.cc (Symbol_table::should_override): Add defined
8710         parameter.  Change all callers.  Test whether object is NULL
8711         before calling a method on it.
8712         (Symbol_table::report_resolve_problem): Add defined parameter.
8713         Change all callers.
8714         (Symbol_table::should_override_with_special): Likewise.
8715         * symtab.cc (Symbol_table::define_in_output_data): Add defined
8716         parameter.  Change all callers.
8717         (Symbol_table::do_define_in_output_data): Likewise.
8718         (Symbol_table::define_in_output_segment): Likewise.
8719         (Symbol_table::do_define_in_output_segment): Likewise.
8720         (Symbol_table::define_as_constant): Likewise.
8721         (Symbol_table::do_define_as_constant): Likewise.
8722         * script.h (class Symbol_assignment): Add is_defsym parameter to
8723         constructor; change all callers.
8724         * script.cc (Script_options::add_symbol_assignment): Add is_defsym
8725         parameter.  Change all callers.  Add is_defsym_ field.
8726         (class Parser_closure): Add parsing_defsym parameter to
8727         constructor; change all callers.  Add parsing_defsym accessor
8728         function.  Add parsing_defsym_ field.
8729
8730 2009-12-28  Ian Lance Taylor  <iant@google.com>
8731
8732         * gold.cc (queue_middle_tasks): Fix formatting.
8733         * object.cc (Relobj::is_section_name_included): Likewise.
8734
8735 2009-12-23  Ian Lance Taylor  <iant@google.com>
8736
8737         * i386.cc (Target_i386::do_calls_non_split): Recognize
8738         -fsplit-stack prologue for a function with a static chain.
8739         * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
8740         -fsplit-stack prologue when using %r11.
8741
8742 2009-12-21  Sriraman Tallam  <tmsriram@google.com>
8743
8744         * options.cc (General_options::parse_version): Make -v continue and do
8745         the link like GNU ld does.
8746
8747 2009-12-17  Rafael Avila de Espindola  <espindola@google.com>
8748
8749         * Makefile.am (CCFILES): Add timer.cc.
8750         (HFILES): Add timer.h.
8751         * configure.ac: Check for sysconf and times.
8752         * main.cc: include timer.h.
8753         (main): Use Timer instead of get_run_time.
8754         * timer.cc: New.
8755         * timer.h: New.
8756         * workqueue.cc: include timer.h.
8757         (Workqueue::find_and_run_task):
8758         Report user, sys and wall time.
8759         * Makefile.in: Regenerate.
8760         * config.in: Regenerate.
8761         * configure: Regenerate.
8762
8763 2009-12-16  Doug Kwan  <dougkwan@google.com>
8764
8765         * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
8766         sections.
8767         * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
8768         relaxed input sections.
8769         * output.cc (Output_section::find_relaxed_input_section): Change
8770         return type to Output_relaxed_input_section pointer.  Adjust code
8771         for new type of relaxed_input_section_map_.
8772         * output.h (Output_section::find_relaxed_input_section): Change
8773         return type to Output_relaxed_input_section pointer.
8774         (Output_section::Output_relaxed_input_section_by_input_section_map):
8775         New type.
8776         (Output_section::relaxed_input_section_map_): Change type to
8777         Output_section::Output_relaxed_input_section_by_input_section_map.
8778         * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
8779         input section.
8780
8781 2009-12-15  Ian Lance Taylor  <iant@google.com>
8782
8783         * layout.cc (Layout::create_shstrtab): Only write out after input
8784         sections if we are compressing debug sections.
8785
8786 2009-12-15  Ian Lance Taylor  <iant@google.com>
8787
8788         * archive.cc (Archive::add_symbols): Only look up a symbol without
8789         a version if there is, in fact, a version.
8790
8791 2009-12-14  Ian Lance Taylor  <iant@google.com>
8792
8793         Revert -Wshadow changes, all changes from:
8794         2009-12-11  Doug Kwan  <dougkwan@google.com>
8795         2009-12-11  Nick Clifton  <nickc@redhat.com>
8796         * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
8797
8798 2009-12-11  Doug Kwan  <dougkwan@google.com>
8799
8800         * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
8801         due to -Wshadow.
8802         * attributes.cc (Object_attribute::size): Ditto.
8803         (Attributes_section_data::size): Ditto.
8804         (Attributes_section_data::Attributes_section_data): Ditto.
8805         (Output_attributes_section_data::do_write): Ditto.
8806         * attributes.h (Object_attribute::set_type): Ditto.
8807         * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
8808
8809 2009-12-11  Nick Clifton  <nickc@redhat.com>
8810
8811         * archive.cc: Fix shadowed variable warnings.
8812         * arm.cc: Likewise.
8813         * compressed_output.cc: Likewise.
8814         * compressed_output.h: Likewise.
8815         * configure: Likewise.
8816         * dwarf_reader.cc: Likewise.
8817         * dynobj.cc: Likewise.
8818         * dynobj.h: Likewise.
8819         * ehframe.cc: Likewise.
8820         * ehframe.h: Likewise.
8821         * errors.cc: Likewise.
8822         * expression.cc: Likewise.
8823         * fileread.cc: Likewise.
8824         * fileread.h: Likewise.
8825         * freebsd.h: Likewise.
8826         * i386.cc: Likewise.
8827         * icf.cc: Likewise.
8828         * incremental.h: Likewise.
8829         * layout.cc: Likewise.
8830         * layout.h: Likewise.
8831         * mapfile.cc: Likewise.
8832         * merge.cc: Likewise.
8833         * merge.h: Likewise.
8834         * object.cc: Likewise.
8835         * object.h: Likewise.
8836         * options.h: Likewise.
8837         * output.cc: Likewise.
8838         * output.h: Likewise.
8839         * parameters.cc: Likewise.
8840         * plugin.cc: Likewise.
8841         * powerpc.cc: Likewise.
8842         * reduced_debug_output.cc: Likewise.
8843         * reduced_debug_output.h: Likewise.
8844         * reloc.cc: Likewise.
8845         * reloc.h: Likewise.
8846         * resolve.cc: Likewise.
8847         * script-sections.cc: Likewise.
8848         * script.cc: Likewise.
8849         * script.h: Likewise.
8850         * sparc.cc: Likewise.
8851         * symtab.cc: Likewise.
8852         * symtab.h: Likewise.
8853         * target-select.cc: Likewise.
8854         * target-select.h: Likewise.
8855         * token.h: Likewise.
8856         * workqueue.cc: Likewise.
8857         * workqueue.h: Likewise.
8858         * x86_64.cc: Likewise.
8859
8860 2009-12-10  Doug Kwan  <dougkwan@google.com>
8861
8862         * arm.cc (attributes.h): New include.
8863         (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
8864         (Arm_relobj::~Arm_relobj): Delete object pointed by
8865         attributes_section_data_.
8866         (Arm_relobj::attributes_section_data): New method definition.
8867         (Arm_relobj::attributes_section_data_): New data member declaration.
8868         (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
8869         (Arm_dynobj::~Arm_dynobj): Delete object pointed by
8870         attributes_section_data_.
8871         (Arm_dynobj::attributes_section_data): New method definition.
8872         (Arm_dynobj::attributes_section_data_): New data member declaration.
8873         (Target_arm::Target_arm): Initialize attributes_section_data_.  Change
8874         initialization value of may_use_blx_ to false.
8875         (Target_arm::using_thumb2, Target_arm::using_thumb_only,
8876         Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
8877         object attributes to compute results instead of hard-coding.
8878         (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
8879         Target_arm::get_secondary_compatible_arch,
8880         Target_arm::set_secondary_compatible_arch
8881         Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8882         Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
8883         New method declarations.
8884         (Target_arm::get_aeabi_object_attribute): New method definition.
8885         (Target_arm::attributes_section_data_): New data member declaration.
8886         (read_arm_attributes_section): New template definition.
8887         (Arm_relobj::do_read_symbols): Read attributes section if it exists.
8888         (Arm_dynobj::do_read_symbols): Ditto.
8889         (Target_arm::do_finalize_sections): Merge attributes sections from
8890         input.  Check for BLX use after attributes section merging.
8891         Fix __exidx_start and __exidx_end visibility.  Create an
8892         .ARM.attributes section if necessary.
8893         (Target_arm::get_secondary_compatible_arch,
8894         Target_arm::set_secondary_compatible_arch,
8895         Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8896         Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
8897         Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
8898         New method definitions.
8899
8900 2009-12-09  Ian Lance Taylor  <iant@google.com>
8901
8902         * plugin.cc (Plugin::load): Don't cast from void* to a function
8903         pointer.
8904
8905 2009-12-09  Ian Lance Taylor  <iant@google.com>
8906
8907         * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
8908         information fields.
8909
8910 2009-12-09  H.J. Lu  <hongjiu.lu@intel.com>
8911
8912         * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
8913         Replace two_file_shared_1.so with two_file_shared_2.so.
8914         * testsuite/Makefile.in: Regenerated.
8915
8916 2009-12-08  Doug Kwan  <dougkwan@google.com>
8917
8918         * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
8919         (HFILES): Add attributes.h and int_encoding.h.
8920         * Makefile.in: Regenerate.
8921         * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
8922         function definitions to int_encoding.cc
8923         * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
8924         prototypes to int_encoding.h
8925         * reduced_debug_output.cc (int_encoding.h): New include.
8926         (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
8927         function definitions to int_encoding.cc
8928         (insert_into_vector, read_from_pointer): Move template definitions to
8929         int_encoding.h
8930         * attributes.cc: New file.
8931         * attributes.h: New file.
8932         * int_encoding.cc: New file.
8933         * int_encoding.h: New file.
8934
8935 2009-12-07  Rafael Avila de Espindola  <espindola@google.com>
8936
8937         PR gold/11055
8938         * incremental-dump.cc (dump_incremental_inputs): New.
8939         (main): Use dump_incremental_inputs.
8940
8941 2009-12-07  H.J. Lu  <hongjiu.lu@intel.com>
8942
8943         PR gold/10893
8944         * i386.cc (Target_i386::Scan::globa): Use is_func instead of
8945         checking elfcpp::STT_FUNC.
8946         (Target_i386::Relocate::relocate): Likewise.
8947         * x86_64.cc (Target_x86_64::Scan::global): Likewise.
8948
8949         * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
8950         symbols from shared libraries into normal FUNC symbols.
8951
8952         * symtab.h (Symbol): Add is_func and use it.
8953
8954 2009-12-05  Doug Kwan  <dougkwan@google.com>
8955
8956         * arm.cc (Target_arm::arm_info): Initialize new fields
8957         attributes_section and attributes_vendor.
8958         * i386.cc (Target_i386::i386_info): Same.
8959         * object.cc (Sized_relobj::do_layout): Skip attribute section.
8960         * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
8961         fields attributes_section and attributes_vendor.
8962         * sparc.cc (Target_sparc::sparc_info): Same.
8963         * target.h (Target::attributes_section, Target::attributes_vendor,
8964         Target::is_attributes_section, Target::attribute_arg_type,
8965         Target::attributes_order): New method definitions.
8966         (Target::Target_info::attributes_section,
8967         Target::Target_info::attributes_vendor): New fields.
8968         (Target::do_attribute_arg_type, Target::do_attributes_order): New
8969         virtual method definitions.
8970         * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
8971         attributes_section and attributes_vendor.
8972         * testsuite/testfile.cc (Target_test::test_target_info): Same.
8973
8974 2009-12-05  Doug Kwan  <dougkwan@google.com>
8975
8976         * arm.cc: Update comments about interworking and stub generation.
8977         (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
8978         considered as non-PIC.
8979         (Arm_relocate_functions::base_abs): Fix formatting.
8980         (Arm_relocate_functions::got_prel): Fix comment.  Change interface
8981         of function to use GOT entry address instead of offset.
8982         (Target_arm::Scan::global): Issue an error if a symbol would need a
8983         PLT does not get one because it is untyped.  Remove code to create
8984         dynamic symbols for relative branches.
8985         (Target_arm::Relocate::relocate: Use 0 instead of false since function
8986         takes unsigned integer instead of boolean.
8987
8988 2009-12-05  H.J. Lu  <hongjiu.lu@intel.com>
8989
8990         * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
8991         (two_file_test_LDADD): Likewise.
8992         (common_test_1_LDADD): Likewise.
8993         (exception_test_LDADD) Likewise.
8994         (weak_test_LDADD): Likewise.
8995         (many_sections_test_LDADD): Likewise.
8996         (initpri1_LDADD): Likewise.
8997         (script_test_1_LDADD): Likewise.
8998         (script_test_2_LDADD): Likewise.
8999         (justsyms_LDADD): Likewise.
9000         (binary_test_LDADD): Likewise.
9001         (large_LDADD): Likewise.
9002         * testsuite/Makefile.in: Regenerated.
9003
9004 2009-12-04  H.J. Lu  <hongjiu.lu@intel.com>
9005
9006         * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
9007         (Symbol_table::override_with_special): Likewise.
9008         (Symbol_table::add_from_object): Likewise.
9009
9010 2009-12-04  Rafael Avila de Espindola  <espindola@google.com>
9011
9012         * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
9013         Don't set the data_offset twice.
9014
9015 2009-12-04  Rafael Avila de Espindola  <espindola@google.com>
9016
9017         * testsuite/Makefile.in: Regenerate.
9018
9019 2009-12-03  Doug Kwan  <dougkwan@google.com>
9020
9021         * arm.cc: Remove comment about missing .ARM.exidx section symbols.
9022         (Target_arm::do_finalize_sections): Add parameter for symbol table
9023         pointer.  Add __exidx_start and __exidx_end symbols as appropriate.
9024         * i386.cc (Target_i386::do_finalize_sections): Add an additional
9025         parameter for symbol table pointer.
9026         * layout.cc (Layout::finalize): Call Target::finalize_sections with
9027         an additional parameter for a pointer to symbol table.
9028         * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
9029         parameter for a symbol table pointer.
9030         * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
9031         * target.h (Target::finalize_sections, Target::do_finalize_sections):
9032         Ditto.
9033         * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
9034         parameter for a symbol table pointer.
9035
9036 2009-12-03  Rafael Avila de Espindola  <espindola@google.com>
9037
9038         * incremental.cc (Incremental_inputs_header)
9039         (Incremental_inputs_header_write, Incremental_inputs_entry)
9040         (Incremental_inputs_entry_write): Move ...
9041         * incremental.h (Incremental_inputs_header)
9042         (Incremental_inputs_header_write, Incremental_inputs_entry)
9043         (Incremental_inputs_entry_write): here.
9044
9045 2009-12-02  Rafael Avila de Espindola  <espindola@google.com>
9046
9047         * incremental.cc (make_sized_incremental_binary): Set the target.
9048         Error if it is incompatible.
9049         * output.h (Output_file): Add filename method.
9050
9051 2009-12-02  Rafael Avila de Espindola  <espindola@google.com>
9052
9053         * incremental.cc (Incremental_inputs_entry): Remove unused argument
9054         from the get_* methods.
9055
9056 2009-12-02  Rafael Avila de Espindola  <espindola@google.com>
9057
9058         * incremental-dump.cc (main): Check that the offeset of a script is 0.
9059         * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
9060         Write 0 for the data_offset of scripts.
9061
9062 2009-12-02  Rafael Avila de Espindola  <espindola@google.com>
9063
9064         * testsuite/Makefile.am: Add the incremental_test.sh test.
9065         * testsuite/incremental_test.sh: New.
9066         * testsuite/incremental_test_1.c: New.
9067         * testsuite/incremental_test_2.c: New.
9068
9069 2009-12-01  Rafael Avila de Espindola  <espindola@google.com>
9070
9071         * incremental-dump.cc (main): Fix typos.
9072
9073 2009-11-27  Rafael Avila de Espindola  <espindola@google.com>
9074
9075         PR gold/11025
9076         * incremental-dump.cc (main): Use llu to print 64 bit values.
9077
9078 2009-11-26  Per Øyvind Karlsen <peroyvind@mandriva.org>
9079             H.J. Lu  <hongjiu.lu@intel.com>
9080
9081         * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
9082         $(LIBDL).
9083         (incremental_dump_LDADD): Likewise.
9084         * Makefile.in: Regenerated.
9085
9086 2009-11-25  Doug Kwan  <dougkwan@google.com>
9087
9088         Revert:
9089
9090         2009-11-25  Doug Kwan  <dougkwan@google.com>
9091
9092                 * arm.cc (Target_arm::Target_arm): Move method definition
9093                 outside of class definition.  Add code to handle
9094                 --target1-rel, --target1-abs and --target2= options.
9095                 (Target_arm::get_reloc_reloc_type): Change method to be
9096                 non-static and const.
9097                 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
9098                 New data member declaration.
9099                 (Target_arm::Scan::local, Target_arm::Scan::global,
9100                 Target_arm::Relocate::relocate,
9101                 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9102                 Adjust call to Target_arm::get_real_reloc_type.
9103                 (Target_arm::get_real_reloc_type): Use command line options
9104                 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
9105                 * options.h (--target1-rel, --target1-abs, --target2): New
9106                 ARM-only options.
9107
9108 2009-11-25  Doug Kwan  <dougkwan@google.com>
9109
9110         * arm.cc (Target_arm::Target_arm): Move method definition outside of
9111         class definition.  Add code to handle --target1-rel, --target1-abs
9112         and --target2= options.
9113         (Target_arm::get_reloc_reloc_type): Change method to be non-static
9114         and const.
9115         (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
9116         member declaration.
9117         (Target_arm::Scan::local, Target_arm::Scan::global,
9118         Target_arm::Relocate::relocate,
9119         Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
9120         call to Target_arm::get_real_reloc_type.
9121         (Target_arm::get_real_reloc_type): Use command line options to
9122         determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
9123         * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
9124         options.
9125
9126 2009-11-25  Doug Kwan  <dougkwan@google.com>
9127
9128         * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
9129         (Arm_relocate_functions::thumb_branch_common): New metod declaration.
9130         (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
9131         formatting.
9132         (Arm_relocate_functions::thm_call): Replace body with a call to
9133         Arm_relocate_functions::thumb_branch_common.
9134         (Arm_relocate_functions::thm_jump24,
9135         Arm_relocate_functions::thm_xpc22): New method definitions.
9136         (Arm_relocate_functions::thumb_branch_common): New method definition.
9137         (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
9138         operator.
9139         (Target_arm::Relocate::relocate): Adjust call to thm_call.
9140         Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
9141
9142 2009-11-24  Rafael Avila de Espindola  <espindola@google.com>
9143
9144         * Makefile.am: Build incremental-dump
9145         * Makefile.in: Regenerate.
9146         * incremental-dump.cc: New.
9147         * incremental.cc (Incremental_inputs_header_data,
9148         Incremental_inputs_entry_data): Move to incremental.h
9149         * incremental.h: (Incremental_inputs_header_data,
9150         Incremental_inputs_entry_data): Move from incremental.cc
9151
9152 2009-11-24  Rafael Avila de Espindola  <espindola@google.com>
9153
9154         * incremental.cc (Incremental_inputs_header,
9155         Incremental_inputs_header_write, Incremental_inputs_entry,
9156         Incremental_inputs_entry_write): Add a typedef with the data type.
9157
9158 2009-11-24  Rafael Avila de Espindola  <espindola@google.com>
9159
9160         * incremental.cc (Incremental_inputs_header,
9161         Incremental_inputs_header_write, Incremental_inputs_entry,
9162         Incremental_inputs_entry_write): Update comment about which
9163         type has the filed descriptions.
9164
9165 2009-11-15  Doug Kwan  <dougkwan@google.com>
9166
9167         * arm.cc (Target_arm::may_use_arm_nop): New method definition.
9168         (Arm_relocate_functions::arm_branch_common): Change method defintion
9169         in class definition to a method declaration and update list of formal
9170         parameters.
9171         (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
9172         Arm_relocation_functions::jump24): Adjust call to
9173         Arm_relocate_functions::arm_branch_common.  Update list of formal
9174         parameters.
9175         (Arm_relocate_functions::xpc25): New method definition.
9176         (Arm_relocate_functions::arm_branch_common): Move method defintion
9177         out from class definition.  Use stubs for mode-switching and extending
9178         branch ranges.
9179         (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
9180         specially.  Change code to enable use of stubs in ARM branches.
9181
9182 2009-11-10  Doug Kwan  <dougkwan@google.com>
9183
9184         * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
9185         in method declaration.
9186         (Target_arm::relocate_stub): New method declaration.
9187         (Target_arm::default_target): Change to return a pointer instead of
9188         a const reference.
9189         (Reloc_stub::stub_type_for_reloc): Adjust for the change in
9190         Target_arm::default_target.
9191         (Arm_Relobj::do_relocate_sections): Remove options paramater in
9192         method definition.
9193         (Target_arm::relocate_section): Adjust view.
9194         (Target_arm::relocate_stub): New method definition.
9195
9196 2009-11-10  Doug Kwan  <dougkwan@google.com>
9197
9198         * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
9199         a format warning.
9200         * incremental.cc (open_incremental_binary): Initialized local
9201         variables to avoid warnings.
9202         * object.cc (make_elf_object): Ditto.
9203         * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
9204         a format warning.
9205
9206 009-11-09  H.J. Lu  <hongjiu.lu@intel.com>
9207
9208         PR gold/10930
9209         * testsuite/plugin_test.c: Include "config.h".
9210
9211 2009-11-09  Doug Kwan  <dougkwan@google.com>
9212
9213         * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
9214         (arm_symbol_value): Remove.
9215         (Arm_relocate_functions::arm_branch_common,
9216         Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
9217         Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
9218         Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
9219         Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
9220         Arm_relocate_functions::call, Arm_relocate_functions::jump24,
9221         Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
9222         Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
9223         Arm_relocate_functions::thm_mobw_abs_nc,
9224         Arm_relocate_functions::thm_mov_abs,
9225         Arm_relocate_functions::movw_prel_nc,
9226         Arm_relocate_functions::thm_movt_abs,
9227         Arm_relocate_functions::movt_prel,
9228         Arm_relocate_functions::thm_movw_prel_nc,
9229         Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
9230         (Target_arm::Relocate::relocate): Only decompose address into two
9231         parts if relocation type uses the thumb-bit and pass the actual
9232         bit instead of a flag indicating that the thumb-bit is used.  Adjust
9233         calls to methods in Arm_relocate_functions for this change.
9234
9235 2009-11-08  Ian Lance Taylor  <iant@google.com>
9236
9237         PR 10925
9238         * reloc.cc: Instantiate
9239         Sized_relobj::initialize_input_to_output_maps and
9240         Sized_relobj:free_input_to_output_maps.
9241
9242 2009-11-06  Ian Lance Taylor  <iant@google.com>
9243
9244         PR 10876
9245         * defstd.cc (in_segment): Set only_if_ref true for "end".
9246
9247 2009-11-06  Doug Kwan  <dougkwan@google.com>
9248
9249         * arm.cc (class Reloc_stub): Correct a comment.
9250         (Target_arm::Target_arm): Initialize arm_input_section_map_.
9251         (Target_arm::scan_section_for_stubs): New method declaration.
9252         (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
9253         Change methods from private to protected.
9254         (Target_arm::do_may_relax): New method definition.
9255         (Target_arm::do_relax, Target_arm::group_sections,
9256         Target_arm::scan_reloc_for_stub,
9257         Target_arm::scan_reloc_section_for_stubs): New method declarations.
9258         (Target_arm::arm_input_section_map_): New data member declaration.
9259         (Target_arm::scan_reloc_for_stub,
9260         Target_arm::scan_reloc_section_for_stubs,
9261         Target_arm::scan_section_for_stubs, Target_arm::group_sections,
9262         Target_arm::do_relax): New method definitions.
9263
9264 2009-11-06  Mikolaj Zalewski  <mikolaj@google.com>
9265
9266         * configure.ac: Check for (struct stat)::st_mtim
9267         * fileread.cc (File_read::get_mtime): Use st_mtim if available.
9268         * config.in: Regenerate.
9269         * configure: Regenerate.
9270
9271 2009-11-05  Ian Lance Taylor  <iant@google.com>
9272
9273         PR 10910
9274         * output.cc (Output_segment::add_output_section): Add missing
9275         return statement.
9276
9277 2009-11-04  Ian Lance Taylor  <iant@google.com>
9278
9279         PR 10880
9280         * object.h (class Object): Add is_needed and set_is_needed
9281         methods.  Add is_needed_ field.  Make bool fields into bitfields.
9282         * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
9283         defined in a dynamic object and referenced by a regular object,
9284         set is_needed for the dynamic object.
9285         * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
9286         if the file is marked with as_needed and it is not needed.
9287
9288 2009-11-04  Ian Lance Taylor  <iant@google.com>
9289
9290         PR 10887
9291         * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
9292         tags if data is discarded by linker script.
9293         * i386.cc (Target_i386::do_finalize_sections): Likewise.
9294         * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
9295         * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
9296         * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
9297
9298 2009-11-04  Ian Lance Taylor  <iant@google.com>
9299
9300         * layout.cc (Layout::get_output_section): Add is_interp and
9301         is_dynamic_linker_section parameters.  Change all callers.
9302         (Layout::choose_output_section): Likewise.
9303         (Layout::make_output_section): Likewise.
9304         (Layout::add_output_section_data): Add is_dynamic_linker_section
9305         parameter.  Change all callers.
9306         * layout.h (class Layout): Update declarations.
9307         * output.h (class Output_section): Add is_interp, set_is_interp,
9308         is_dynamic_linker_section, set_is_dynamic_linker_section methods.
9309         Add is_interp_, is_dynamic_linker_section_ fields.  Change
9310         generate_code_fills_at_write_ to a bitfield.
9311         * output.cc (Output_section::Output_sections): Initialize new
9312         fields.
9313         (Output_segment::add_output_section): Add do_sort parameter.
9314         Change all callers.
9315
9316 2009-11-03  Ian Lance Taylor  <iant@google.com>
9317
9318         PR 10860
9319         * options.h (class General_options): Add --warn-common.
9320         * resolve.cc (Symbol_table::resolve): Handle --warn-common when
9321         merging two common symbols.
9322         (Symbol_table::should_override): Handle --warn-common when merging
9323         a common symbol with a defined symbol.  Use report_resolve_problem
9324         for multiple definitions.
9325         (Symbol_table::report_resolve_problem): New function.
9326         * symtab.h (class Symbol_table): Declare report_resolve_problem.
9327
9328 2009-11-03  Doug Kwan  <dougkwan@google.com>
9329
9330         * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
9331         stub_factory_.
9332         (Target_arm::stub_factory): New method definition.
9333         (Target_arm::new_arm_input_section,
9334         Target_arm::find_arm_input_section, Target_arm::new_stub_table,
9335         Target_arm::reloc_uses_thumb_bit): New method declarations.
9336         (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
9337         New type definitions.
9338         (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
9339         member declarations.
9340         (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
9341         Target_arm::find_arm_input_section, Target_arm::new_stub_table):
9342         New method definitions.
9343
9344 2009-11-03  Ian Lance Taylor  <iant@google.com>
9345
9346         * options.h (class General_options): Add --warn_constructors.
9347
9348 2009-11-03  Ian Lance Taylor  <iant@google.com>
9349
9350         PR 10893
9351         * defstd.cc (in_section): Add entries for __rel_iplt_start,
9352         __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
9353
9354 2009-11-03  Ian Lance Taylor  <iant@google.com>
9355
9356         PR 10895
9357         * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
9358         --msgid-bugs-address.
9359         (install-pdf): New target.
9360         (install-data_yes): Look up one directory to find mkinstalldirs.
9361
9362 2009-11-03  H.J. Lu  <hongjiu.lu@intel.com>
9363
9364         * po/Make-in (.po.gmo): Don't generate .gmo files in source
9365         tree.
9366
9367 2009-10-30  Doug Kwan  <dougkwan@google.com>
9368
9369         * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
9370
9371 2009-10-30  Doug Kwan  <dougkwan@google.com>
9372
9373         * arm.cc (Stub_addend_reader): New struct template definition
9374         and partial specializations.
9375         (Stub_addend_reader::operator()): New method definition for a
9376         partially specialized template.
9377
9378 2009-10-30  Doug Kwan  <dougkwan@google.com>
9379
9380         * arm.cc (Arm_relobj::processor_specific_flags): New method
9381         definition.
9382         (Arm_relobj::do_read_symbols): New method declaration.
9383         (Arm_relobj::processor_specific_flags_): New data member declaration.
9384         (Arm_dynobj): New class definition.
9385         (Target_arm::do_finalize_sections): Add input_objects parameter.
9386         (Target_arm::do_adjust_elf_header): New method declaration.
9387         (Target_arm::are_eabi_versions_compatible,
9388         (Target_arm::merge_processor_specific_flags): New method declaration.
9389         (Target_arm::do_make_elf_object): New overloaded method definitions
9390         and declaration.
9391         (Arm_relobj::do_read_symbols): New method definition.
9392         (Arm_dynobj::do_read_symbols): Ditto.
9393         (Target_arm::do_finalize_sections): Add input_objects parameters.
9394         Merge processor-specific flags from all input objects.
9395         (Target_arm::are_eabi_versions_compatible,
9396         Target_arm::merge_processor_specific_flags,
9397         Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
9398         New method definitions.
9399         * i386.cc (Target_i386::do_finalize_sections): Add unnamed
9400         Input_objects pointer type parameter.
9401         * layout.cc (Layout::finalize): Pass input objects to target's.
9402         finalize_sections function.
9403         * output.cc (Output_file_header::do_sized_write): Set ELF file
9404         header's processor-specific flags.
9405         * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
9406         Input_objects pointer type parameter.
9407         * sparc.cc (Target_sparc::do_finalize_sections): Same.
9408         * target.h (Input_objects): New forward class declaration.
9409         (Target::processor_specific_flags,
9410         Target::are_processor_specific_flags_sect): New method definitions.
9411         (Target::finalize_sections): Add input_objects parameter.
9412         (Target::Target): Initialize processor_specific_flags_ and
9413         are_processor_specific_flags_set_.
9414         (Target::do_finalize_sections): Add unnamed Input_objects pointer type
9415         parameter.
9416         (Target::set_processor_specific_flags): New method definition.
9417         (Target::processor_specific_flags_,
9418         Target::are_processor_specific_flags_set_): New data member
9419         declarations.
9420         * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
9421         Input_objects pointer type parameter.
9422
9423 2009-10-30  Doug Kwan  <dougkwan@google.com>
9424
9425         * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
9426
9427 2009-10-28  Ian Lance Taylor  <iant@google.com>
9428
9429         * object.h (class Relobj): Drop options parameter from
9430         gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
9431         do_scan_relocs, do_relocate.  Change all callers.
9432         (class Sized_relobj): Drop options parameters from
9433         do_gc_process_relocs, do_scan_relocs, do_relocate,
9434         do_relocate_sections, relocate_sections, emit_relocs_scan,
9435         emit_relocs_scan_reltype.  Change all callers.
9436         (struct Relocate_info): Remove options field and all references to
9437         it.
9438         * reloc.h (class Read_relocs): Remove options constructor
9439         parameter and options_ field.  Change all callers.
9440         (class Gc_process_relocs, class Scan_relocs): Likewise.
9441         (class Relocate_task): Likewise.
9442         * target-reloc.h (scan_relocs): Remove options parameter.  Change
9443         all callers.
9444         (scan_relocatable_relocs): Likewise.
9445         * target.h (class Sized_target): Remove options parameter from
9446         gc_process_relocs, scan_relocs, scan_relocatable_relocs.  Change
9447         all callers.
9448         * gc.h (gc_process_relocs): Remove options parameter.  Change all
9449         callers.
9450         * arm.cc: Update functions to remove options parameters.
9451         * i386.cc: Likewise.
9452         * powerpc.cc: Likewise.
9453         * sparc.cc: Likewise.
9454         * x86_64.cc: Likewise.
9455         * testsuite/testfile.cc: Likewise.
9456
9457 2009-10-28  Doug Kwan  <dougkwan@google.com>
9458
9459         * arm.cc (Arm_relobj): New class definition.
9460         (Arm_relobj::scan_sections_for_stubs,
9461         Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
9462         New method definitions.
9463
9464 2009-10-28  Cary Coutant  <ccoutant@google.com>
9465
9466         * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
9467         (Plugin::cleanup_done_): New member.
9468         (Plugin_manager::Plugin_manager): Remove cleanup_done_.
9469         (Plugin_manager::cleanup_done_): Remove.
9470         (Plugin_manager::add_input_file): Edit error message.
9471         * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
9472         (Plugin_manager::cleanup): Remove use of cleanup_done_.
9473
9474 2009-10-27  Mikolaj Zalewski  <mikolajz@google.com>
9475
9476         * fileread.cc: (File_read::View::~View): Use the new
9477         data_ownership_ filed.
9478         (File_read::~File_read): Dispose the new whole_file_view_.
9479         (File_read::open): Mmap the whole file if needed.
9480         (File_read::open): Use whole_file_view_ instead of contents_.
9481         (File_read::find_view): Use whole_file_view_ if applicable.
9482         (File_read::do_read): Use whole_file_view_ instead of contents_.
9483         (File_read::make_view): Use whole_file_view_ instead of contents_,
9484         update File_read::View::View call.
9485         (File_read::find_or_make_view): Update File_read::View::View
9486         call.
9487         * fileread.h: (File_read::File_read): Initialize whole_file_view_,
9488         remove contents_
9489         (File_read::View::Data_ownership): New enum.
9490         (File_read::View::View): Replace bool mapped_ with Data_ownership
9491         argument.
9492         (File_read::View::mapped_): Remove (replaced by data_ownership_).
9493         (File_read::View::data_ownership_): New field.
9494         (File_read::contents_): Remove (replaced by whole_file_view_).
9495         (File_read::whole_file_view_): New field.
9496         * options.h (class General_options): Add --keep-files-mapped.
9497
9498 2009-10-27  Cary Coutant  <ccoutant@google.com>
9499
9500         * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
9501         * testsuite/Makefile.am (plugin_test_5): New test case.
9502         * testsuite/Makefile.in: Regenerate.
9503
9504 2009-10-25  Doug Kwan  <dougkwan@google.com>
9505
9506         * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
9507         from private to protected to allow access by child class.
9508         (Sized_relobj::do_relocate_sections): New method declaration.
9509         (Sized_relobj::relocate_sections): Virtualize.
9510         * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
9511         Sized_relobj::relocate_sections.  Instantiate template explicitly
9512         for different target sizes and endianity.
9513
9514 2009-10-24  Doug Kwan  <dougkwan@google.com>
9515
9516         * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
9517         (Arm_input_section::as_arm_input_section): New method.
9518         (Arm_output_section): New class definition.
9519         (Arm_output_section::create_stub_group,
9520         Arm_output_section::group_sections): New method definitions.
9521
9522 2009-10-22  Doug Kwan  <dougkwan@google.com>
9523
9524         * arm.cc (Arm_input_section): New class definition.
9525         (Arm_input_section::init, Arm_input_section:do_write,
9526         Arm_input_section::set_final_data_size,
9527         Arm_input_section::do_reset_address_and_file_offset): New method
9528         definitions.
9529
9530 2009-10-21  Doug Kwan  <dougkwan@google.com>
9531
9532         * arm.cc (Stub_table, Arm_input_section): New forward class
9533         declarations.
9534         (Stub_table): New class defintion.
9535         (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
9536         Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
9537         New method definition.
9538
9539 2009-10-21  Doug Kwan  <dougkwan@google.com>
9540
9541         * arm.cc: Update copyright comments.
9542         (Target_arm): New forward class template declaration.
9543         (Arm_address): New type.
9544         (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
9545         THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
9546         THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
9547         constants.
9548         (Insn_template): Same.
9549         (DEF_STUBS): New macro.
9550         (Stub_type): New enum type.
9551         (Stub_template): New class definition.
9552         (Stub): Same.
9553         (Reloc_stub): Same.
9554         (Stub_factory): Same.
9555         (Target_arm::Target_arm): Initialize may_use_blx_ and
9556         should_force_pic_veneer_.
9557         (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
9558         Target_arm::should_force_pic_veneer,
9559         Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
9560         Target_arm::using_thumb_only, Target_arm:;default_target): New
9561         method defintions.
9562         (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
9563         New data member declarations.
9564         (Insn_template::size, Insn_template::alignment): New method defintions.
9565         (Stub_template::Stub_template): New method definition.
9566         (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
9567         Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
9568         (Stub_factory::Stub_factory): New method definition.
9569         * gold.h (string_hash): New template.
9570         * output.h (Input_section_specifier::hash_value): Use
9571         gold::string_hash.
9572         (Input_section_specifier::string_hash): Remove.
9573         * stringpool.cc (Stringpool_template::string_hash): Use
9574         gold::string_hash.
9575
9576 2009-10-20  Doug Kwan  <dougkwan@google.com>
9577
9578         * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
9579         symbols of relaxed input sections.
9580         * output.h (Output_section::find_relaxed_input_section): Make
9581         method public.
9582
9583 2009-10-16  Doug Kwan  <dougkwan@google.com>
9584
9585         * dynobj.cc (Versions::Versions): Initialize version_script_.
9586         Only insert base version symbol definition for a shared object
9587         if version script defines any version versions.
9588         (Versions::define_base_version): New method definition.
9589         (Versions::add_def): Check that base version is not needed.
9590         (Versions::add_need): Define base version lazily.
9591         * dynobj.h (Versions::define_base_version): New method declaration.
9592         (Versions::needs_base_version_): New data member declaration.
9593         * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
9594         (check_DATA): Add no_version_test.stdout.
9595         (libno_version_test.so, no_version_test.o no_version_test.stdout):
9596         New make rules.
9597         * testsuite/Makefile.in: Regenerate.
9598         * testsuite/no_version_test.c: New file.
9599         * testsuite/no_version_test.sh: Ditto.
9600
9601 2009-10-16  Doug Kwan  <dougkwan@google.com>
9602
9603         * expression.cc (class Segment_start_expression): New class definition.
9604         (Segment_start_expression::value): New method definition.
9605         (script_exp_function_segment_start): Return a new
9606         Segment_start_expression.
9607         * gold/script-c.h (script_saw_segment_start_expression): New function
9608         prototype.
9609         * script-sections.cc (Script_sections::Script_sections): Initialize
9610         SAW_SEGMENT_START_EXPRESSION_ to false.
9611         (Script_sections::set_section_addresses): Use -Ttext, -Tdata
9612         and -Tbbs options to specify section addresses if given in
9613         command line and no SEGMENT_START expression is seen in a script.
9614         * script-sections.h (Script_sections::saw_segment_start_expression,
9615         Script_sections::set_saw_segment_start_expression): New method
9616         definition.
9617         (Script_sections::saw_segment_start_expression_): New data member
9618         declaration.
9619         * script.cc (script_saw_segment_start_expression): New function.
9620         * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
9621         * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
9622         script_test_7.sh and script_test_8.sh.
9623         (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
9624         script_test_8.stdout.
9625         (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
9626         (script_test_6, script_test_6.stdout, script_test_7,
9627         script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
9628         * Makefile.in: Regenerate.
9629         * testsuite/script_test_6.sh: New file.
9630         * testsuite/script_test_6.t: Same.
9631         * testsuite/script_test_7.sh: Same.
9632         * testsuite/script_test_7.t: Same.
9633         * testsuite/script_test_8.sh: Same.
9634
9635 2009-10-16  Doug Kwan  <dougkwan@google.com>
9636
9637         * output.cc (Output_segment::set_section_list_address): Cast
9638         expressions to unsigned long long type to avoid format warnings.
9639
9640 2009-10-15  Ian Lance Taylor  <iant@google.com>
9641
9642         * script.cc (Script_options::add_symbol_assignment): Always add a
9643         dot assignment to script_sections_.
9644         * script-sections.cc (Script_sections::add_dot_assignment):
9645         Initialize if necessary.
9646
9647         * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
9648         program headers with no load segment if there is a linker script.
9649
9650         * layout.cc (Layout::set_segment_offsets): Align the file offset
9651         to the segment aligment for -N or -n with no load segment.
9652         * output.cc (Output_segment::add_output_section): Don't crash if
9653         the first section is a TLS section.
9654         (Output_segment::set_section_list_addresses): Print an error
9655         message if the address moves backward in a linker script.
9656         * script-sections.cc
9657         (Output_section_element_input::set_section_addresses): Don't
9658         increase *dot_value for a SHF_TLS/SHT_NOBITS section.
9659         (Orphan_output_section::set_section_addresses): Likewise.
9660
9661 2009-10-15  Doug Kwan  <dougkwan@google.com>
9662
9663         * layout.cc (Layout::finish_dynamic_section): Generate tags
9664         DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
9665         DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
9666         used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
9667
9668 2009-10-14  Ian Lance Taylor  <iant@google.com>
9669
9670         * object.h (class Relocate_info): Add reloc_shdr and data_shdr
9671         fields.
9672         * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
9673         data_shdr fields of relinfo.
9674         * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
9675         (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo.  For
9676         R_386_TLS_LDO_32, adjust based on section flags.
9677         (Target_i386::Relocate::fix_up_ldo): Remove.
9678
9679 2009-10-13  Ian Lance Taylor  <iant@google.com>
9680
9681         Add support for -pie.
9682         * options.h (class General_options): Add -pie and
9683         --pic-executable.
9684         (General_options::output_is_position_independent): Test -pie.
9685         (General_options::output_is_executable): Return true if not shared
9686         and not relocatable.
9687         (General_options::output_is_pie): Remove.
9688         * options.cc (General_options::finalize): Reject incompatible uses
9689         of -pie.
9690         * gold.cc (queue_middle_tasks): A -pie link is not static.
9691         * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
9692         * symtab.cc (Symbol::final_value_is_known): Return false if
9693         output_is_position_independent.
9694         * layout.cc (Layout::set_segment_offsets): Start at address 0 if
9695         output_is_position_independent.
9696         * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
9697         output_is_position_independent.
9698         * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
9699         output_is_position_independent.
9700         * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
9701         two_file_pie_test.
9702         (basic_pie_test.o, basic_pie_test): New targets.
9703         (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
9704         (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
9705         (two_file_pie_test): New target.
9706         * testsuite/Makefile.in: Rebuild.
9707         * README: Remove note saying that -pie is not supported.
9708
9709 2009-10-13  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
9710
9711         * options.h (class General_options): Add -init and -fini.
9712         * layout.cc (Layout::finish_dynamic_section): Emit
9713         given init and fini functions.
9714
9715 2009-10-13  Sriraman Tallam  <tmsriram@google.com>
9716
9717         * gc.h (gc_process_relocs): Check if icf is enabled using new
9718         function.
9719         * gold.cc (queue_initial_tasks): Likewise.
9720         (queue_middle_tasks): Likewise.
9721         * object.cc (do_layout): Likewise.
9722         * symtab.cc (is_section_folded): Likewise.
9723         * main.cc (main): Likewise.
9724         * reloc.cc (Read_relocs::run): Likewise.
9725         (Sized_relobj::do_scan_relocs): Likewise.
9726         * icf.cc (is_function_ctor_or_dtor): New function.
9727         (Icf::find_identical_sections): Check if function is ctor or dtor when
9728         safe icf is chosen.
9729         * options.h (General_options::icf): Change option to be an enum.
9730         (Icf_status): New enum.
9731         (icf_enabled): New method.
9732         (icf_safe_folding): New method.
9733         (set_icf_status): New method.
9734         (icf_status_): New variable.
9735         * (options.cc) (General_options::finalize): Set icf_status_.
9736         * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
9737         icf_test and icf_keep_unique_test to use the --icf enum flag.
9738         * testsuite/icf_safe_test.sh: New file.
9739         * testsuite/icf_safe_test.cc: New file.
9740
9741 2009-10-12  Sriraman Tallam  <tmsriram@google.com>
9742
9743         * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
9744         includes to gc.h and icf.h.
9745         * arm.cc: Include gc.h.
9746         * gold.cc: Likewise.
9747         * i386.cc: Likewise.
9748         * powerpc.cc: Likewise.
9749         * sparc.cc: Likewise.
9750         * x86_64.cc: Likewise.
9751         * gc.h: Include icf.h.
9752
9753 2009-10-11  Ian Lance Taylor  <iant@google.com>
9754
9755         * plugin.cc: Include "gold.h" before other header files.
9756
9757 2009-10-10  Chris Demetriou  <cgd@google.com>
9758
9759         * options.h (Input_file_argument::Input_file_type): New enum.
9760         (Input_file_argument::is_lib_): Replace with...
9761         (Input_file_argument::type_): New member.
9762         (Input_file_argument::Input_file_argument): Take Input_file_type
9763         'type' rather than boolean 'is_lib' as second argument.
9764         (Input_file_argument::is_lib): Use type_.
9765         (Input_file_argument::is_searched_file): New function.
9766         (Input_file_argument::may_need_search): Handle is_searched_file.
9767         * options.cc (General_options::parse_library): Support -l:filename.
9768         (General_options::parse_just_symbols): Update for Input_file_argument
9769         changes.
9770         (Command_line::process): Likewise.
9771         * archive.cc (Archive::get_file_and_offset): Likewise.
9772         * plugin.cc (Plugin_manager::release_input_file): Likewise.
9773         * script.cc (read_script_file, script_add_file): Likewise.
9774         * fileread.cc (Input_file::Input_file): Likewise.
9775         (Input_file::will_search_for): Handle is_searched_file.
9776         (Input_file::open): Likewise.
9777         * readsyms.cc (Read_symbols::get_name): Likewise.
9778         * testsuite/Makefile.am (searched_file_test): New test.
9779         * testsuite/Makefile.in: Regenerate.
9780         * testsuite/searched_file_test.cc: New file.
9781         * testsuite/searched_file_test_lib.cc: New file.
9782
9783 2009-10-09  Andrew Pinski  <andrew_pinski@playstation.sony.com>
9784             Ian Lance Taylor  <iant@google.com>
9785
9786         * descriptor.cc: Include <cstdio> and "binary-io.h".
9787         (Descriptors::open): Open the files in binary mode always.
9788         * script.cc (Lex::get_token): Treat \r as whitespace.
9789
9790 2009-10-09  Ian Lance Taylor  <iant@google.com>
9791
9792         * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
9793
9794 2009-10-09  Andrew Pinski  <andrew_pinski@playstation.sony.com>
9795             Ian Lance Taylor  <iant@google.com>
9796
9797         * configure.ac: Check for readv function also.
9798         * fileread.cc (readv): Define if not HAVE_READV.
9799         * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
9800         does not exist.
9801         * config.in: Regenerate.
9802         * configure: Regenerate.
9803
9804 2009-10-09  Doug Kwan  <dougkwan@google.com>
9805
9806         * layout.cc (Layout::make_output_section): Call target hook to make
9807         ordinary output section.
9808         (Layout::finalize): Adjust parameter list of call the
9809         Target::may_relax().
9810         * layout.h (class Layout::section_list): New method.
9811         * merge.h (Output_merge_base::entsize): Change visibility to public.
9812         (Output_merge_base::is_string, Output_merge_base::do_is_string):
9813         New methods.
9814         (Output_merge_string::do_is_string): New method.
9815         * object.cc (Sized_relobj::do_setup): renamed from
9816         Sized_relobj::set_up.
9817         * object.h (Sized_relobj::adjust_shndx,
9818         Sized_relobj::initializ_input_to_output_maps,
9819         Sized_relobj::free_input_to_output_maps): Change visibilities to
9820         protected.
9821         (Sized_relobj::setup): Virtualize.
9822         (Sized_relobj::do_setup): New method declaration.
9823         (Sized_relobj::invalidate_section_offset,
9824         Sized_relobj::do_invalidate_section_offset): New method decfinitions.
9825         (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
9826         * options.cc (parse_int): New function.
9827         * options.h (parse_int): New declaration.
9828         (DEFINE_int): New macro.
9829         (stub_group_size): New option.
9830         * output.cc (Output_section::Output_section): Initialize memebers
9831         merge_section_map_, merge_section_by_properties_map_,
9832         relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
9833         (Output_section::add_input_section): Handled deferred code-fill
9834         generation and remove an old comment.
9835         (Output_section::add_relaxed_input_section): New method definition.
9836         (Output_section::add_merge_input_section): Use merge section by
9837         properties map to speed to search.  Update merge section maps
9838         as appropriate.
9839         (Output_section::build_relaxation_map): New method definition.
9840         (Output_section::convert_input_sections_in_list_to_relaxed_sections):
9841         Same.
9842         (Output_section::relax_input_section): Renamed to
9843         Output_section::convert_input_sections_to_relaxed_sections and change
9844         interface to take a vector of pointers to relaxed sections.
9845         (Output_section::find_merge_section,
9846         Output_section::find_relaxed_input_section): New method definitions.
9847         (Output_section::is_input_address_mapped,
9848         Output_section::output_offset, Output_section::output_address):
9849         Use output section data maps to speed up searching.
9850         (Output_section::find_starting_output_address): Add comments.
9851         (Output_section::do_write,
9852         Output_section::write_to_postprocessing_buffer): Do code-fill
9853         generation as appropriate.
9854         (Output_section::get_input_sections): Invalidate relaxed input section
9855         map.
9856         (Output_section::restore_states): Adjust type of checkpoint .
9857         Invalidate relaxed input section map.
9858         * output.h (Output_merge_base): New class declaration.
9859         (Input_section_specifier): New class defintion.
9860         (class Output_relaxed_input_section) Change base class to
9861         Output_section_data_build.
9862         (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
9863         base class initializer.
9864         (Output_section::add_relaxed_input_section): New method declaration.
9865         (Output_section::Input_section): Change visibility to protected.
9866         (Output_section::Input_section::relobj,
9867         Output_section::Input_section::shndx): Handle relaxed input sections.
9868         Output_section::input_sections) Change visibility to protected.  Also
9869         define overload to return a non-const pointer.
9870         (Output_section::Merge_section_properties): New class defintion.
9871         (Output_section::Merge_section_by_properties_map,
9872         Output_section::Output_section_data_by_input_section_map,
9873         Output_section::Relaxation_map): New types.
9874         (Output_section::relax_input_section): Rename method to
9875         Output_section::convert_input_sections_to_relaxed_sections and change
9876         interface to take a vector of relaxed section pointers.
9877         (Output_section::find_merge_section,
9878         Output_section::find_relaxed_input_section,
9879         Output_section::build_relaxation_map,
9880         Output_section::convert_input_sections_in_list_to_relaxed_sections):
9881         New method declarations.
9882         (Output_section::merge_section_map_
9883         Output_section::merge_section_by_properties_map_,
9884         Output_section::relaxed_input_section_map_,
9885         Output_section::is_relaxed_input_section_map_valid_,
9886         Output_section::generate_code_fills_at_write_): New data members.
9887         * script-sections.cc
9888         (Output_section_element_input::set_section_addresses): Call
9889         current_data_size and addralign methods of relaxed input sections.
9890         (Orphan_output_section::set_section_addresses): Call current_data_size
9891         and addralign methods of relaxed input sections.
9892         * symtab.cc (Symbol_table::compute_final_value): Extract template
9893         from the body of Symbol_table::sized_finalize_symbol.
9894         (Symbol_table::sized_finalized_symbol): Call
9895         Symbol_table::compute_final_value.
9896         * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
9897         (Symbol_table::compute_final_value): New templated method declaration.
9898         * target.cc (Target::do_make_output_section): New method defintion.
9899         * target.h (Target::make_output_section): New method declaration.
9900         (Target::relax): Add more parameters for input objects, symbol table
9901         and layout.  Adjust call to do_relax.
9902         (Target::do_make_output_section): New method declaration.
9903         (Target::do_relax): Add parameters for input objects, symbol table
9904         and layout.
9905
9906 2009-10-09  Andrew Pinski  <andrew_pinski@playstation.sony.com>
9907
9908         * pread.c: Include stdio.h.
9909
9910 2009-10-09  Andrew Pinski  <andrew_pinski@playstation.sony.com>
9911
9912         * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
9913         defined.
9914
9915 2009-10-09  Andrew Pinski  <andrew_pinski@playstation.sony.com>
9916
9917         * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
9918         Change read_shndx type to unsigned int.
9919         (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9920         int.
9921         (Sized_dwarf_line_info::read_line_mappings): Likewise.
9922         * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
9923         Change read_shndx type to unsigned int.
9924         (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9925         int.
9926         (Sized_dwarf_line_info::read_line_mappings): Likewise.
9927         * layout.cc (Layout::create_symtab_sections): Cast the result of
9928         local_symcount * symsize to off_t in the gold_assert.
9929
9930 2009-10-09  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
9931
9932         * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
9933         R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
9934         R_ARM_BASE_ABS.
9935         (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
9936         (Arm_relocate_functions::thm_abs5): New function.
9937         (Arm_relocate_functions::abs12): New function.
9938         (Arm_relocate_functions::abs16): New function.
9939         (Arm_relocate_functions::base_abs): New function.
9940         (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
9941         (Scan::local): Remove special handling of R_ARM_ABS8.  Handle
9942         R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
9943         R_ARM_BASE_ABS.
9944         (Scan::global): Likewise.
9945         (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
9946         R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
9947         (Relocatable_size_for_reloc::get_size_for_reloc): Handle
9948         R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
9949         R_ARM_BASE_ABS.
9950
9951 2009-10-09  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
9952
9953         * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
9954         (Arm_relocate_functions::movt_prel): New function.
9955         (Arm_relocate_functions::thm_movw_prel_nc): New function.
9956         (Arm_relocate_functions::thm_movt_prel): New function.
9957         (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
9958         R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
9959         (Scan::global, Relocate::relocate): Likewise.
9960         (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9961
9962 2009-10-09  Mikolaj Zalewski  <mikolajz@google.com>
9963
9964         * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
9965         Incremental_checker.
9966         * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
9967         unsigned int.
9968         (class Incremental_inputs_header): New class.
9969         (Incremental_inputs_header_writer): Edit comment.
9970         (Incremental_inputs_entry): New class.
9971         (Incremental_inputs_entry_writer): Edit comment.
9972         (Sized_incremental_binary::do_find_incremental_inputs_section):
9973         Add *strtab_shndx parameter, fill it.
9974         (Sized_incremental_binary::do_check_inputs): New method.
9975         (Incremental_checker::can_incrementally_link_output_file): Use
9976         Sized_incremental_binary::check_inputs.
9977         (Incremental_inputs::report_command_line): Save command line in
9978         command_line_.
9979         * incremental.h:
9980         (Incremental_binary::find_incremental_inputs_section): New
9981         method.
9982         (Incremental_binary::do_find_incremental_inputs_section): Add
9983         strtab_shndx parameter.
9984         (Incremental_binary::do_check_inputs): New pure virtual method.
9985         (Sized_incremental_binary::do_check_inputs): Declare.
9986         (Incremental_checker::Incremental_checker): Add incremental_inputs
9987         parameter, use it to initialize incremental_inputs_.
9988         (Incremental_checker::incremental_inputs_): New field.
9989         (Incremental_checker::command_line): New method.
9990         (Incremental_checker::inputs): New method.
9991         (Incremental_checker::command_line_): New field.
9992
9993 2009-10-09  Mikolaj Zalewski  <mikolajz@google.com>
9994
9995         * incremental.cc: Include <cstdarg> and "target-select.h".
9996         (vexplain_no_incremental): New function.
9997         (explain_no_incremental): New function.
9998         (Incremental_binary::error): New method.
9999         (Sized_incremental_binary::do_find_incremental_inputs_section): New
10000         method.
10001         (make_sized_incremental_binary): New function.
10002         (open_incremental_binary): New function.
10003         (can_incrementally_link_file): Add checks if output is ELF and has
10004         inputs section.
10005         * incremental.h: Include "elfcpp_file.h" and "output.h".
10006         (Incremental_binary): New class.
10007         (Sized_incremental_binary): New class.
10008         (open_incremental_binary): Declare.
10009         * object.cc (is_elf_object): Use
10010         elfcpp::Elf_recognizer::is_elf_file.
10011         (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
10012         * output.h (Output_file::filesize): New method.
10013
10014 2009-10-07  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
10015
10016         * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
10017         New function.
10018         (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
10019         (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
10020         function.
10021         (Arm_relocate_functions::insert_val_thumb_movw_movt): New
10022         function.
10023         (Arm_relocate_functions::movw_abs_nc): New function.
10024         (Arm_relocate_functions::movt_abs): New function.
10025         (Arm_relocate_functions::thm_movw_abs_nc): New function.
10026         (Arm_relocate_functions::thm_movt_abs): New function.
10027         (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
10028         R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
10029         (Scan::global): Likewise.
10030         (Relocate::relocate): Likewise.
10031         (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
10032
10033 2009-10-07  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
10034
10035         * arm.cc (Arm_relocate_functions::got_prel) New function.
10036         (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
10037         (Relocate::relocate): Likewise.
10038         (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
10039
10040 2009-10-06  Ian Lance Taylor  <iant@google.com>
10041
10042         * options.h (class General_options): Define
10043         split_stack_adjust_size parameter.
10044         * object.h (class Object): Add uses_split_stack_ and
10045         has_no_split_stack_ fields.  Add uses_split_stack and
10046         has_no_split_stack accessor functions.  Declare
10047         handle_split_stack_section.
10048         (class Reloc_symbol_changes): Define.
10049         (class Sized_relobj): Define Function_offsets.  Declare
10050         split_stack_adjust, split_stack_adjust_reltype, and
10051         find_functions.
10052         * object.cc (Object::handle_split_stack_section): New function.
10053         (Sized_relobj::do_layout): Call handle_split_stack_section.
10054         * dynobj.cc (Sized_dynobj::do_layout): Call
10055         handle_split_stack_section.
10056         * reloc.cc (Sized_relobj::relocate_sections): Call
10057         split_stack_adjust for executable sections in split_stack
10058         objects.  Pass reloc_map to relocate_section.
10059         (Sized_relobj::split_stack_adjust): New function.
10060         (Sized_relobj::split_stack_adjust_reltype): New function.
10061         (Sized_relobj::find_functions): New function.
10062         * target-reloc.h: Include "object.h".
10063         (relocate_section): Add reloc_symbol_changes parameter.  Change
10064         all callers.
10065         * target.h (class Target): Add calls_non_split method.  Declare
10066         do_calls_non_split virtual method.  Declare match_view and
10067         set_view_to_nop.
10068         * target.cc: Include "elfcpp.h".
10069         (Target::do_calls_non_split): New function.
10070         (Target::match_view): New function.
10071         (Target::set_view_to_nop): New function.
10072         * gold.cc (queue_middle_tasks): Give an error if mixing
10073         split-stack and non-split-stack objects with -r.
10074         * i386.cc (Target_i386::relocate_section): Add
10075         reloc_symbol_changes parameter.
10076         (Target_i386::do_calls_non_split): New function.
10077         * x86_64.cc (Target_x86_64::relocate_section): Add
10078         reloc_symbol_changes parameter.
10079         (Target_x86_64::do_calls_non_split): New function.
10080         * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
10081         parameter.
10082         * powerpc.cc (Target_powerpc::relocate_section): Add
10083         reloc_symbol_changes parameter.
10084         * sparc.cc (Target_sparc::relocate_section): Add
10085         reloc_symbol_changes parameter.
10086         * configure.ac: Call AM_CONDITIONAL for the default target.
10087         * configure: Rebuild.
10088         * testsuite/Makefile.am (TEST_AS): New variable.
10089         (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
10090         (check_DATA): Add split_i386 and split_x86_64 files.
10091         (SPLIT_DEFSYMS): Define.
10092         (split_i386_[1234n].o): New targets.
10093         (split_i386_[124]): New targets.
10094         (split_i386_[1234r].stdout): New targets.
10095         (split_x86_64_[1234n].o): New targets.
10096         (split_x86_64_[124]): New targets.
10097         (split_x86_64_[1234r].stdout): New targets.
10098         (MOSTLYCLEANFILES): Add new executables.
10099         * testsuite/split_i386.sh: New file.
10100         * testsuite/split_x86_64.sh: New file.
10101         * testsuite/split_i386_1.s: New file.
10102         * testsuite/split_i386_2.s: New file.
10103         * testsuite/split_i386_3.s: New file.
10104         * testsuite/split_i386_4.s: New file.
10105         * testsuite/split_i386_n.s: New file.
10106         * testsuite/split_x86_64_1.s: New file.
10107         * testsuite/split_x86_64_2.s: New file.
10108         * testsuite/split_x86_64_3.s: New file.
10109         * testsuite/split_x86_64_4.s: New file.
10110         * testsuite/split_x86_64_n.s: New file.
10111         * testsuite/testfile.cc (Target_test): Update relocation_section
10112         function.
10113         * testsuite/Makefile.in: Rebuild.
10114
10115 2009-10-06  Ian Lance Taylor  <iant@google.com>
10116
10117         * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
10118         (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
10119         changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE.  When
10120         handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
10121         the address on ldo_addrs_.
10122         (Target_i386::Relocate::fix_up_ldo): New function.
10123
10124 2009-10-06   Rafael Espindola  <espindola@google.com>
10125
10126         * plugin.cc (add_input_library): New.
10127         (Plugin::load): Add add_input_library to tv.
10128         (Plugin_manager::add_input_file): Add the is_lib argument.
10129         (add_input_file): Update call to Plugin_manager::add_input_file.
10130         (add_input_library): New.
10131         * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
10132
10133 2009-09-30  Doug Kwan  <dougkwan@google.com>
10134
10135         * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
10136         symbol and call Symbol::may_need_copy_reloc to determine if
10137         a copy reloc is needed.
10138         * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
10139         nocopyreloc is given in command line.
10140         (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
10141         given in command line.
10142         * i386.cc (Target_i386::may_need_copy_reloc): Remove.
10143         (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
10144         of the removed Target_i386::may_need_copy_reloc.
10145         * options.h (copyreloc): New option with default value false.
10146         * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
10147         (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
10148         instead of the removed Target_powerpc::may_need_copy_reloc.
10149         * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
10150         (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
10151         instead of the removed Target_sparc::may_need_copy_reloc.
10152         * symtab.h (Symbol::may_need_copy_reloc): New method definition.
10153         * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
10154         (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
10155         instead of the removed Target_x86_64::may_need_copy_reloc.
10156
10157 2009-09-30  Ian Lance Taylor  <iant@google.com>
10158
10159         * object.h (class Object): Remove target_ field, and target,
10160         sized_target, and set_target methods.
10161         (Object::sized_target): Remove.
10162         (class Sized_relobj): Update declarations.  Remove sized_target.
10163         * object.cc (Sized_relobj::setup): Remove target parameter.
10164         Change all callers.
10165         (Input_objects::add_object): Don't do anything with the target.
10166         (make_elf_sized_object): Add punconfigured parameter.  Change all
10167         callers.  Set or test parameter target.
10168         * dynobj.cc (Sized_dynobj::target): Remove target parameter.
10169         Change all callers.
10170         * parameters.cc (Parameters::set_target): Change parameter type to
10171         be non-const.
10172         (Parameters::default_target): Remove.
10173         (set_parameters_target): Change parameter type to be non-const.
10174         (parameters_force_valid_target): New function.
10175         (parameters_clear_target): New function.
10176         * parameters.h (class Parameters): Update declarations.  Remove
10177         default_target method.  Add sized_target and clear_target
10178         methods.  Change target_ to be non-const.
10179         (set_parameters_target): Update declaration.
10180         (parameters_force_valid_target): Declare.
10181         (parameters_clear_target): Declare.
10182         * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
10183         as NULL if we aren't searching.
10184         (Add_symbols::run): Don't check for compatible target.
10185         * fileread.cc (Input_file::open_binary): Call
10186         parameters_force_valid_target.
10187         * gold.cc (queue_middle_tasks): Likewise.
10188         * plugin.cc (make_sized_plugin_object): Likewise.  Don't call
10189         set_target on object.
10190         * dynobj.h (class Sized_dynobj): Update declarations.
10191         * archive.cc (Archive::get_elf_object_for_member): Return NULL if
10192         make_elf_object returns NULL.
10193         (Archive::include_member): Don't check whether object target is
10194         compatible.
10195         * output.cc (Output_section::add_input_section): Get target from
10196         parameters.
10197         (Output_section::relax_input_section): Likewise.
10198         * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
10199         parameters.
10200         (Sized_relobj::do_scan_relocs): Likewise.
10201         (Sized_relobj::relocate_sections): Likewise.
10202         * resolve.cc (Symbol_table::resolve): Likewise.
10203         * symtab.cc (Symbol_table::wrap_symbol): Likewise.  Remove object
10204         parameter.  Change all callers.
10205         (Symbol_table::add_from_object): Get target from parameters.
10206         (Symbol_table::add_from_relobj): Don't check object target.
10207         (Symbol_table::add_from_dynobj): Likewise.
10208         (Symbol_table::define_special_symbol): Get target from
10209         parameters.
10210         * symtab.h (class Symbol_table): Update declaration.
10211         * testsuite/binary_unittest.cc (gold_testsuite): Remove target
10212         parameter.  Change all callers.  Clear parameter target.
10213         (Binary_test): Test target here.
10214         * testsuite/object_unittest.cc (gold_testsuite): Remove
10215         target_test_pointer parameter.  Change all callers.
10216         (Object_test): Test target here.
10217
10218 2009-09-26  Ian Lance Taylor  <iant@google.com>
10219
10220         * testsuite/initpri1.c: Don't try to use constructor priorities if
10221         compiling with gcc before 4.3.
10222
10223 2009-09-22  Mikolaj Zalewski  <mikolajz@google.com>
10224
10225         * testsuite/retain_symbols_file_test.sh (check_present): Change
10226         output file name to retain_symbols_file_test.stdout.
10227         (check_absent): Likewise.
10228
10229 2009-09-18  Craig Silverstein  <csilvers@google.com>
10230
10231         * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
10232         * options.cc: Include <cerrno> and <fstream>.
10233         (General_options::finalize): Parse -retain-symbols-file tag.
10234         * options.h: New flag.
10235         (General_options): New method should_retain_symbol, new
10236         variable symbols_to_retain.
10237         * symtab.cc (Symbol_table::sized_finalize_symbol): Test
10238         should_retain_symbol map.
10239         * testsuite/Makefile.am (retain_symbols_file_test): New test.
10240         * testsuite/Makefile.in: Regenerate.
10241         * testsuite/retain_symbols_file_test.sh: New file.
10242
10243 2009-09-18  Nick Clifton  <nickc@redhat.com>
10244
10245         * po/es.po: Updated Spanish translation.
10246
10247 2009-09-17  Doug Kwan  <dougkwan@google.com>
10248
10249         * debug.h (DEBUG_RELAXATION): New constant.
10250         (DEBUG_ALL): Add DEBUG_RELAXATION.
10251         (debug_string_to_enum): Add relaxation debug option.
10252         * layout.cc
10253         (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
10254         Layout::Relaxation_debug_check::read_sections,
10255         Layout::Relaxation_debug_check::read_sections): New method definitions.
10256         (Layout::Layout): Initialize data members
10257         record_output_section_data_from_scrips_,
10258         script_output_section_data_list_ and relaxation_debug_check_.
10259         (Layout::save_segments, Layout::restore_segments,
10260         Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
10261         Layout::relaxation_loop_body): New method definitions.
10262         (Layout::finalize): Support relaxation.  Move section layout code to
10263         Layout::relaxation_loop_body.
10264         (Layout::set_asection_address_from_script): Move code for orphan
10265         section placement out.
10266         (Layout::place_orphan_sections_in_script): New method definition.
10267         * layout.h (Output_segment_headers, Output_file_header):
10268         New forward class declarations.
10269         (Layout::~Layout): Define.
10270         (Layout::new_output_section_data_from_script): New method definition.
10271         (Layout::place_orphan_sections_in_script): New method declaration.
10272         (Layout::Segment_states): New type declaration.
10273         (Layout::save_segments, Layout::restore_segments,
10274         Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
10275         Layout::relaxation_loop_body): New method declarations.
10276         (Layout::Output_section_data_list): New type declaration.
10277         (Layout::Relaxation_debug_check): New class definition.
10278         (Layout::record_output_section_data_from_script_,
10279         Layout::script_output_section_data_list_, Layout::segment_states_,
10280         Layout::relaxation_debug_check_): New data members.
10281         * output.cc: (Output_section_headers::do_size): New method definition.
10282         (Output_section_headers::Output_section_headers): Move size
10283         computation to Output_section_headers::do_size.
10284         (Output_segment_headers::do_size): New method definition.
10285         (Output_file_header::Output_file_header): Move size computation to
10286         Output_file_header::do_size and call it.
10287         (Output_file_header::do_size): New method definition.
10288         (Output_data_group::Output_data_group): Adjust call to
10289         Output_section_data.
10290         (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
10291         (Output_symtab_xindex::do_write): Add array bound check.
10292         (Output_section::Input_section::print_to_mapfile): Handle
10293         RELAXED_INPUT_SECTION_CODE.
10294         (Output_section::Output_section): Initialize data member checkpoint_.
10295         (Output_section::~Output_section): Delete checkpoint object pointed
10296         by checkpoint_.
10297         (Output_section::add_input_section): Always add an Input_section if
10298         relaxing.
10299         (Output_section::add_merge_input_section): Add assert.
10300         (Output_section::relax_input_section): New method definition.
10301         (Output_section::set_final_data_size): Set load address to zero for
10302         an unallocated section.
10303         (Output_section::do_address_and_file_offset_have_reset_values):
10304         New method definition.
10305         (Output_section::Input_section_sort_enty::Input_section_sort_enty):
10306         Handle relaxed input section.
10307         (Output_section::sort_attached_input_sections): Checkpoint input
10308         section list lazily.
10309         (Output_section::get_input_sections): Change type of input_sections to
10310         list of Simple_input_section pointers.  Checkpoint input section list
10311         lazily.  Also handle relaxed input sections.
10312         (Output_section::add_input_section_for_script): Take a reference to
10313         a Simple_input_section object instead of Relobj pointer and section
10314         index as parameter.  Handle relaxed input sections.
10315         (Output_section::save_states, Output_section::restore_states): New
10316         method definitions.
10317         * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
10318         (Output_data::is_data_size_fixed): New method definition.
10319         (Output_data::reset_addresss_and_file_offset): Do not reset data size
10320         if it is fixed.
10321         (Output_data::address_and_file_offset_have_reset_values): New method
10322         definition.
10323         (Output_data::do_address_and_file_offset_have_reset_values): New method
10324         definition.
10325         (Output_data::set_data_size): Check that data size is not fixed.
10326         (Output_data::fix_data_size): New method definition.
10327         (Output_data::is_data_size_fixed_): New data member.
10328         (Output_section_headers::set_final_data_size): New method definition.
10329         (Output_section_headers::do_size): New method declaration.
10330         (Output_segment_headers::set_final_data_size): New method definition.
10331         (Output_segment_headers::do_size): New method declaration.
10332         (Output_file_header::set_final_data_size)::New method definition.
10333         (Output_file_header::do_size)::New method declaration.
10334         (Output_section_data::Output_section_data): Add new parameter
10335         is_data_size_fixed and use it to fix data size.
10336         (Output_data_const::Output_data_const): Adjust call to base class
10337         constructor and fix data size.
10338         (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
10339         base class constructor and fix data size.
10340         (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
10341         base class constructor and fix data size.
10342         (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
10343         class constructor and fix data size.
10344         (Output_data_group::set_final_data_size): New method definition.
10345         (Output_data_dynamic::Dynamic_entry::tag): New method definition.
10346         (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
10347         class constructor and fix data size.
10348         (Output_relaxed_input_section): New class definition.
10349         (Output_section::Simple_input_section): New class definition.
10350         (Output_section::get_input_sections): Adjust parameter list.
10351         (Output_section::add_input_section_for_script): Same.
10352         (Output_section::save_states, Output_section::restore_states,
10353         Output_section::do_address_and_file_offset_have_reset_values,
10354         (Output_section::Input_section::Input_section): Handle
10355         RELAXED_INPUT_SECTION_CODE.  Add new overload for
10356         Output_relaxed_input_section.
10357         (Output_section::Input_section::is_input_section,
10358         Output_section::Input_section::set_output_section): Handle relaxed
10359         input section.
10360         (Output_section::Input_section::is_relaxed_input_section,
10361         Output_section::Input_section::output_section_data,
10362         Output_section::Input_section::relaxed_input_section): New method
10363         definitions.
10364         (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
10365         value.
10366         (Output_section::Input_section::u1_): Update comments.
10367         (Output_section::Input_section::u2_): Add new union member poris.
10368         (Output_section::Checkpoint_output_section): New classs definition.
10369         (Output_section::relax_input_section): New method declaration.
10370         (Output_section::checkpoint_): New data member.
10371         (Output_segment): Update comments.
10372         (Output_segment::Output_segment): Un-privatize copy constructor.
10373         (Output_segment::operator=): Un-privatize.
10374         * script-sections.cc (Output_section_element::Input_section_list):
10375         Change element type to Output_section::Simple_input_section.
10376         (Output_section_element_dot_assignment::set_section_addresses):
10377         Register output section data for relaxation clean up.
10378         (Output_data_exression::Output_data_expression): Adjust call to base
10379         constructor to fix data size.
10380         (Output_section_element_data::set_section_addresses): Register
10381         Output_data_expression object for relaxation clean up.
10382         (struct Input_section_info): Replace Relobj pointer and section index
10383         pair with Output_section::Simple_input_section and Convert struct to a
10384         class.
10385         (Input_section_sorter::operator()): Adjust access to
10386         Input_section_info data member to use accessors.
10387         (Output_section_element_input::set_section_addresses): Use layout
10388         parameter.  Adjust code to use Output_section::Simple_input_section
10389         and Input_secction_info classes.  Register filler for relaxation
10390         clean up.
10391         (Orphan_output_section::set_section_addresses): Replace Relobj pointer
10392         and section index pair with Output_section::Simple_input_section
10393         class.  Adjust code accordingly.
10394         (Phdrs_element::release_segment): New method definition.
10395         (Script_sections::attach_sections_using_phdrs_clause): Do not modify
10396         segment list.
10397         (Script_sections::release_segments): New method definition.
10398         * gold/script-sections.h (Script_sections::release_segments): New
10399         method declaration.
10400         * gold/target.h (Target::may_relax, Target::relax,
10401         Target::do_may_relax, Target::do_relax): New method definitions.
10402
10403 2009-09-17  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
10404
10405         * arm.cc (has_signed_unsigned_overflow): New function.
10406         (Arm_relocate_functions::abs8): New function.
10407         (Target_arm::Scan::local): Handle R_ARM_ABS8.
10408         (Target_arm::Scan::global): Likewise.
10409         (Target_arm::relocate::relocate): Likewise.
10410         (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10411         Likewise.
10412
10413 2009-09-16  Cary Coutant  <ccoutant@google.com>
10414
10415         * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
10416         * testsuite/Makefile.in: Regenerate.
10417
10418 2009-09-11  Nick Clifton  <nickc@redhat.com>
10419
10420         * po/gold.pot: Updated by the Translation project.
10421
10422 2009-09-08  Cary Coutant  <ccoutant@google.com>
10423
10424         * output.cc (Output_file::open): Add execute permission to empty file.
10425         * testsuite/Makefile.am (permission_test): New test.
10426         * testsuite/Makefile.in: Regenerate.
10427
10428 2009-09-02  Ian Lance Taylor  <iant@google.com>
10429
10430         * output.cc (Output_file::resize): Call map_no_anonymous rather
10431         than map.
10432
10433 2009-09-01  Mikolaj Zalewski  <mikolajz@google.com>
10434
10435         * gold.cc: Include "incremental.h".
10436         (queue_initial_tasks): Call Incremental_checker methods.
10437         * incremental.cc: Include "output.h".
10438         (Incremental_checker::can_incrementally_link_output_file): New
10439         method.
10440         * incremental.h (Incremental_checker): New class.
10441
10442         * output.cc (Output_file::open_for_modification): New method.
10443         (Output_file::map_anonymous): Changed return type to bool.  Record
10444         map in base_ field.
10445         (Output_file::map_no_anonymous): New method, broken out of map.
10446         (Output_file::map): Use map_no_anonymous and map_anonymous.
10447         * output.h (class Output_file): Update declarations.
10448
10449 2009-08-24  Cary Coutant  <ccoutant@google.com>
10450
10451         * options.h (Command_line::Pre_options): New class.
10452         (Command_line::pre_options): New member.
10453         * options.cc (gold::options::ready_to_register): New variable.
10454         (One_option::register_option): Do nothing if not registering options.
10455         Assert if same short option registered twice.
10456         (General_options::General_options): Turn off option registration when
10457         done constructing.
10458         (Command_line::Pre_options::Pre_options): New constructor.
10459
10460 2009-08-24  Cary Coutant  <ccoutant@google.com>
10461
10462         * options.h (General_options::no_keep_memory): Remove incorrect
10463         short option.
10464
10465 2009-08-24  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
10466
10467         * Makefile.am (am__skiplex, am__skipyacc): New.
10468         * Makefile.in: Regenerate.
10469
10470 2009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
10471
10472         * Makefile.am (AM_CPPFLAGS): Renamed from ...
10473         (INCLUDES): ... this.
10474         * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
10475         (AM_CPPFLAGS): Renamed from ...
10476         (INCLUDE): ... this.
10477         * Makefile.in, testsuite/Makefile.in: Regenerate.
10478
10479         * Makefile.in: Regenerate.
10480         * aclocal.m4: Likewise.
10481         * config.in: Likewise.
10482         * configure: Likewise.
10483         * testsuite/Makefile.in: Likewise.
10484
10485         * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
10486         * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
10487         * Makefile.in: Regenerate.
10488         * testsuite/Makefile.in: Regenerate.
10489
10490 2009-08-19  Cary Coutant  <ccoutant@google.com>
10491
10492         * resolve.cc (Symbol_table::resolve): Don't complain about defined
10493         symbols in shared libraries overridden by hidden or internal symbols
10494         in the main program.
10495
10496 2009-08-19  Chris Demetriou  <cgd@google.com>
10497
10498         * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
10499         checking source file names in error messages.
10500
10501 2009-08-18  Doug Kwan  <dougkwan@google.com>
10502
10503         * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
10504         an elcpp::Ehdr as parameter.  Adjust call to set_target.
10505         * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
10506         an elfcpp::Ehdr as parameter.
10507         * object.cc (Object::set_target): Remove the version that looks up
10508         a target and sets it.
10509         (Sized_relobj::setup): Take a Target object instead of
10510         an elfcpp::Ehdr as parameter.  Adjust call to set_target.
10511         (make_elf_sized_object): Find target and ask target to
10512         make an ELF object.
10513         * object.h: (Object::set_target): Remove the version that looks up
10514         a target and sets it.
10515         (Sized_relobj::setup): Take a Target object instead of
10516         an elfcpp:Ehdr as parameter.
10517         * target.cc: Include dynobj.h.
10518         (Target::do_make_elf_object_implementation): New.
10519         (Target::do_make_elf_object): New.
10520         * target.h (Target::make_elf_object): New template declaration.
10521         (Target::do_make_elf_object): New method declarations.
10522         (Target::do_make_elf_object_implementation): New template declaration.
10523
10524 2009-08-14  Ian Lance Taylor  <iant@google.com>
10525
10526         * gold.h (FUNCTION_NAME): Define.
10527         (gold_unreachable): Use FUNCTION_NAME.
10528
10529 2009-08-12  Sriraman Tallam  <tmsriram@google.com>
10530
10531         * icf.cc (Icf::find_identical_sections): Issue a warning when a
10532         symbol in the --keep-unique list is not found.
10533
10534 2009-08-12  Sriraman Tallam  <tmsriram@google.com>
10535
10536         * icf.cc (Icf::find_identical_sections): Unfold symbols that have
10537         been maked as --keep-unique.
10538         (Icf::unfold_section): New function.
10539         * icf.h (Icf::unfold_section): New function.
10540         * options.h (General_options::keep_unique): New option.
10541         * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
10542         * testsuite/Makefile.in: Regenerate.
10543         * testsuite/icf_keep_unique_test.sh: New file.
10544         * testsuite/icf_keep_unique_test.cc: New file.
10545
10546 2009-08-12  Cary Coutant  <ccoutant@google.com>
10547
10548         PR 10471
10549         * resolve.cc (Symbol_table::resolve): Check for references from
10550         dynamic objects to hidden and internal symbols.
10551         * testsuite/Makefile.am (hidden_test.sh): New test.
10552         * testsuite/Makefile.in: Regenerate.
10553         * testsuite/hidden_test.sh: New script.
10554         * testsuite/hidden_test_1.c: New test source.
10555         * testsuite/hidden_test_main.c: New test source.
10556
10557 2009-08-11  Doug Kwan  <dougkwan@google.com>
10558
10559         * arm.cc: Update comments.
10560         (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
10561         segment to locate the .ARM.exidx section if present.
10562
10563 2009-08-09  Doug Kwan  <dougkwan@google.com>
10564
10565         * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
10566         patch.
10567
10568 2009-08-07  Sriraman Tallam  <tmsriram@google.com>
10569         * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
10570         compiler warnings.
10571
10572 2009-08-06  Sriraman Tallam  <tmsriram@google.com>
10573
10574         * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
10575         valid tls_segment only for non-debug-section relocations.
10576         * testsuite/Makefile.am: Add gc_tls_test.
10577         * testsuite/Makefile.in: Regenerate.
10578         * testsuite/gc_tls_test.cc: New file.
10579         * testsuite/gc_tls_test.sh: New file.
10580
10581 2009-08-05  Sriraman Tallam  <tmsriram@google.com>
10582
10583         * icf.cc: New file.
10584         * icf.h: New file.
10585         * Makefile.am (CCFILES): Add icf.cc.
10586         (HFILES): Add icf.h
10587         * Makefile.in: Regenerate.
10588         * dynobj.h (Sized_dynobj::do_section_entsize): New function.
10589         * gc.h (gc_process_relocs): Populate lists used by icf to contain
10590         section, symbol and addend information for the relocs.
10591         * gold.cc (queue_middle_tasks): Call identical code folding.
10592         * gold.h: Add defines for multimap.
10593         * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
10594         to the call of finalize_local_symbols.
10595         * main.cc (main): Create object of class Icf.
10596         * object.cc (Sized_relobj::do_layout): Allow this function to be
10597         called twice during icf.
10598         (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
10599         to sections marked as identical by icf.
10600         (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
10601         when available.
10602         (Sized_relobj::do_section_entsize): New function.
10603         * object.h (Object::section_entsize): New function.
10604         (Object::do_section_entsize): New pure virtual function.
10605         (Relobj::finalize_local_symbols): Add new parameter.
10606         (Relobj::do_section_entsize): New function.
10607         * options.h (General_options::icf): New option.
10608         (General_options::icf_iterations): New option.
10609         (General_options::print_icf_sections): New option.
10610         * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
10611         * plugin.h (Sized_pluginobj::do_section_entsize): New function.
10612         * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
10613         icf.
10614         * symtab.cc (Symbol_table::is_section_folded): New function.
10615         (Symbol_table::sized_finalize_symbol):  Fold symbols corresponding
10616         to sections marked as identical by icf.
10617         * symtab.h (Symbol_table::set_icf): New function.
10618         (Symbol_table::icf): New function.
10619         (Symbol_table::is_section_folded): New function.
10620         (Symbol_table::icf_): New data member.
10621         * target-reloc.h (relocate_section): Ignore sections folded by icf.
10622         * testsuite/Makefile.am: Add commands to build icf_test.
10623         * testsuite/Makefile.in: Regenerate.
10624         * testsuite/icf_test.sh: New file.
10625         * testsuite/icf_test.cc: New file.
10626
10627 2009-07-24  Chris Demetriou  <cgd@google.com>
10628
10629         * layout.cc (is_compressible_debug_section): Fix incorrect
10630         comment about compressed section names.
10631
10632 2009-07-20  Ian Lance Taylor  <ian@airs.com>
10633
10634         PR 10419
10635         * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
10636
10637 2009-07-16  Ian Lance Taylor  <iant@google.com>
10638
10639         PR 10400
10640         * layout.h: #include <map>.
10641         (class Kept_section): Change from struct to class.  Add accessors
10642         and setters.  Add section size to Comdat_group mapping.  Change
10643         Comdat_group to std::map.  Add is_comdat_ field.  Add
10644         linkonce_size field in union.
10645         (class Layout): Update declaration of find_or_add_kept_section.
10646         Don't declare find_kept_object.
10647         * layout.cc (Layout::find_or_add_kept_section): Remove candidate
10648         parameter.  Add object, shndx, is_comdat, and is_group_name
10649         parameters.  Change all callers.  Adjust for new Kept_section.
10650         (Layout::find_kept_object): Remove.
10651         * object.cc (Sized_relobj::include_section_group): Update use of
10652         Kept_section.  Rename secnum to shndx.  Only record
10653         Kept_comdat_section if sections are the same size.
10654         (Sized_relobj::include_linkonce_section): Update use of
10655         Kept_section.  Only record Kept_comdat_section if sections are the
10656         same size.  Set size of linkonce section.
10657         (Sized_relobj::map_to_kept_section): Update call to
10658         get_kept_comdat_section.
10659         * object.h (class Sized_relobj): Rename fields in
10660         Kept_comdat_section to drop trailing underscores; change object
10661         field to Relobj*.  Change Kept_comdat_section_table to store
10662         struct rather than pointer.
10663         (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
10664         Add kept_object and kept_shndx parameters.  Change all callers.
10665         (Sized_relobj::get_kept_comdat_section): Change return type to
10666         bool.  Add kept_object and kept_shndx parameters.  Change all
10667         callers.
10668         * plugin.cc (Pluginobj::include_comdat_group): Update call to
10669         Layout::find_or_add_kept_section.
10670
10671 2009-07-09  Ian Lance Taylor  <iant@google.com>
10672
10673         * merge.cc (Object_merge_map::initialize_input_to_output_map):
10674         Reserve space in the hash table.
10675
10676 2009-07-06  Mikolaj Zalewski  <mikolajz@google.com>
10677
10678         * fileread.cc (File_read::get_mtime): New method.
10679         * fileread.h (Timespec): New structure.
10680         (File_read::get_mtime): New method.
10681         * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
10682         Renamed from timestamp_nsec.
10683         (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
10684         Elf_Xword.
10685         (Incremental_inputs_entry_write::timestamp_usec): Renamed from
10686         timestamp_nsec.
10687         (Incremental_inputs::report_archive): Save mtime; style fix.
10688         (Incremental_inputs::report_obejct): Save mtime; style fix.
10689         (Incremental_inputs::report_script): Save mtime; style fix.
10690         (Incremental_inputs::finalize_inputs): Style fix.
10691         (Incremental_inputs::finalize): Style fix.
10692         (Incremental_inputs::create_input_section_data): Store inputs
10693         mtime.
10694         * incremental.h (Incremental_inputs::report_script): Add mtime
10695         argument.
10696         (Incremental_inputs::Input_info::Input_info): Intialize only one
10697         union member.
10698         (Incremental_inputs::Input_info::archive): Move to nameless
10699         union.
10700         (Incremental_inputs::Input_info::obejct): Move to nameless union.
10701         (Incremental_inputs::Input_info::script): Move to nameless union.
10702         (Incremental_inputs::mtime): New field.
10703         * script.cc (read_input_script): Pass file mtime to
10704         Incremental_input.
10705         * script.h (Script_info::inputs): Style fix.
10706
10707 2009-07-01  Ian Lance Taylor  <ian@airs.com>
10708
10709         * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
10710         instead of 32.
10711
10712 2009-06-24  Ian Lance Taylor  <iant@google.com>
10713
10714         PR 10156
10715         * layout.cc (Layout::choose_output_section): If we find an
10716         existing section, update the flags.
10717         (Layout::create_notes): New function, broken out of
10718         Layout::finalize.
10719         (Layout::finalize): Don't create note sections.
10720         (Layout::create_note): Don't crash if linker script discards
10721         section.
10722         (Layout::create_gold_note): Likewise.
10723         (Layout::create_build_id): Likewise.  Don't set
10724         after_input_sections on the section.
10725         (Layout::create_executable_stack_info): Remove target parameter.
10726         Change caller.
10727         * layout.h (class Layout): Declare create_notes.  Update
10728         declaration of create_executable_stack_info.
10729         * gold.cc (queue_middle_tasks): Call create_notes.
10730         * output.cc (Output_section::update_flags_for_input_section): Move
10731         here from output.h.  If SHF_ALLOC flag is newly set, mark address
10732         invalid.
10733         * output.h (Output_data::mark_address_invalid): New function.
10734         (class Output_section): Only declare, not define,
10735         update_flags_for_input_section.  Remove set_flags.
10736
10737 2009-06-24  Ian Lance Taylor  <iant@google.com>
10738
10739         * script-sections.cc (Output_section_definition::
10740         set_section_addresses): Rename shadowing local load_address to
10741         laddr.
10742
10743 2009-06-24  Ian Lance Taylor  <iant@google.com>
10744
10745         PR 10244
10746         * reloc.cc (relocate_sections): Skip empty relocation sections.
10747
10748 2009-06-23  Ian Lance Taylor  <iant@google.com>
10749
10750         PR 10156
10751         * layout.cc (Layout::create_note): Use choose_output_section
10752         rather than make_output_section.
10753
10754 2009-06-23  Ian Lance Taylor  <iant@google.com>
10755
10756         PR 10237
10757         * options.cc (General_options::parse_V): Set printed_version_.
10758         (General_options::General_options): Initialize printed_version_.
10759         * options.h (class General_options): Add printed_version_ field.
10760         * gold.cc (queue_initial_tasks): If there are no input files,
10761         don't give a fatal error if we printed the version information.
10762         (queue_middle_tasks): If using -r with a shared object, give a
10763         fatal error rather than an ordinary error.
10764
10765 2009-06-23  Ian Lance Taylor  <iant@google.com>
10766
10767         PR 10219
10768         * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
10769         (Layout::make_output_section): Set have_stabstr_section_ if we see
10770         a .stab*str section.
10771         (Layout::finalize): Call link_stabs_sections.
10772         (Layout::link_stabs_sections): New file.
10773         * layout.h (class Layout): Add have_stabstr_section_ field.
10774         Declare link_stabs_sections.
10775
10776 2009-06-23  Doug Kwan  <dougkwan@google.com>
10777
10778         * Makefile.am (libgold_a_LIBADD): New.
10779         (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
10780         * Makefile.in: Regenerate.
10781         * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
10782         * configure: Regenerate.
10783         * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
10784         * fileread.cc: Include sys/state.h
10785         * gold.h: Declare memmem and strndup if found missing.
10786         * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
10787
10788 2009-06-23  Ian Lance Taylor  <iant@google.com>
10789
10790         * configure.ac: Call AC_CHECK_DECLS using C, not C++.
10791         * configure: Rebuild.
10792
10793 2009-06-23  Ian Lance Taylor  <iant@google.com>
10794
10795         PR 10147
10796         * object.cc (Object::section_contents): Don't try to get a view if
10797         the section has length zero.
10798         (Object::handle_gnu_warning_section): If the section is empty, use
10799         the name of the section as the warning.
10800
10801 2009-06-23  Ian Lance Taylor  <iant@google.com>
10802
10803         PR 10133
10804         * stringpool.h (class Stringpool_template): Add optimize_ field.
10805         (Stringpool_template::set_optimize): New function.
10806         * stringpool.cc (Stringpool_template::Stringpool_template):
10807         Initialize optimize_ field.
10808         (Stringpool_template::set_string_offsets): Test local optimize
10809         fild rather than parameter.
10810         * layout.cc (Layout::Layout): Call set_optimize on the section
10811         name stringpool.
10812
10813 2009-06-22  Ian Lance Taylor  <iant@google.com>
10814
10815         PR 10030
10816         * yyscript.y: Parse TARGET.
10817         * script.cc (script_set_target): New function.
10818         * script-c.h (script_set_target): Declare.
10819         * options.cc (General_options::string_to_object_format): Rename
10820         from string_to_object_format in anonymous namespace.  Change
10821         callers.
10822         * options.h (class General_options): Declare
10823         string_to_object_format.
10824
10825 2009-06-22  Ian Lance Taylor  <iant@google.com>
10826
10827         * script-sections.cc (Script_sections::create_segments): Don't put
10828         program headers in a PT_LOAD segment if -n or -N.
10829
10830 2009-06-22  Ian Lance Taylor  <iant@google.com>
10831
10832         PR 10141
10833         * options.h (class General_options): Add -z lazy and -z now.  Sort
10834         -z options into alphabetical order.
10835         * layout.cc (Layout::finish_dynamic_section): Handle -z now.
10836
10837 2009-06-21  Ian Lance Taylor  <iant@google.com>
10838
10839         * layout.cc (Layout::make_output_section): Call
10840         Target::new_output_section.
10841         (Layout::attach_allocated_section_to_segment): Put large section
10842         sections in a separate load segment with the large segment flag
10843         set.
10844         (Layout::segment_precedes): Sort large data segments after other
10845         load segments.
10846         (align_file_offset): New static function.
10847         (Layout::set_segment_offsets): Use align_file_offset.
10848         * output.h (class Output_section): Add is_small_section_ and
10849         is_large_section_ fields.
10850         (Output_section::is_small_section): New function.
10851         (Output_section::set_is_small_section):  New function.
10852         (Output_section::is_large_section): New function.
10853         (Output_section::set_is_large_section): New function.
10854         (Output_section::is_large_data_section): New function.
10855         (class Output_segment): Add is_large_data_segment_ field.
10856         (Output_segment::is_large_data_segment): New function.
10857         (Output_segment::set_is_large_data_segment): New function.
10858         * output.cc (Output_section::Output_section): Initialize new
10859         fields.
10860         (Output_segment::Output_segment): Likewise.
10861         (Output_segment::add_output_section): Add assertion that large
10862         data sections always go in large data segments.  Force small data
10863         sections to the end of the list of data sections.  Force small BSS
10864         sections to the start of the list of BSS sections.  For large BSS
10865         sections to the end of the list of BSS sections.
10866         * symtab.h (class Symbol): Declare is_common_shndx.
10867         (Symbol::is_defined): Check Symbol::is_common_shndx.
10868         (Symbol::is_common): Likewise.
10869         (class Symbol_table): Define enum Commons_section_type.  Update
10870         declarations.  Add small_commons_ and large_commons_ fields.
10871         * symtab.cc (Symbol::is_common_shndx): New function.
10872         (Symbol_table::Symbol_table): Initialize new fields.
10873         (Symbol_table::add_from_object): Put small and large common
10874         symbols in the right list.
10875         (Symbol_table::sized_finalized_symbol): Check
10876         Symbol::is_common_shndx.
10877         (Symbol_table::sized_write_globals): Likewise.
10878         * common.cc (Symbol_table::do_allocate_commons): Allocate new
10879         common symbol lists.  Don't call do_allocate_commons_list if the
10880         list is empty.
10881         (Symbol_table::do_allocate_commons_list): Remove is_tls
10882         parameter.  Add comons_section_type parameter.  Change all
10883         callers.  Handle small and large common symbols.
10884         * object.cc (Sized_relobj::do_finalize_local_symbols): Check
10885         Symbol::is_common_shndx.
10886         * resolve.cc (symbol_to_bits): Likewise.
10887         * target.h (Target::small_common_shndx): New function.
10888         (Target::small_common_section_flags): New function.
10889         (Target::large_common_shndx): New function.
10890         (Target::large_common_section_flags): New function.
10891         (Target::new_output_section): New function.
10892         (Target::Target_info): Add small_common_shndx, large_common_shndx,
10893         small_common_section_flags, and large_common_section_flags
10894         fields.
10895         (Target::do_new_output_section): New virtual function.
10896         * arm.cc (Target_arm::arm_info): Initialize new fields.
10897         * i386.cc (Target_i386::i386_info): Likewise.
10898         * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
10899         Likewise.
10900         * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
10901         * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10902         (Target_x86_64::do_new_output_section): New function.
10903         * configure.ac: Define conditional MCMODEL_MEDIUM.
10904         * testsuite/Makefile.am (check_PROGRAMS): Add large.
10905         (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
10906         (large_LDFLAGS): Define.
10907         * testsuite/large.c: New file.
10908         * testsuite/testfile.cc (Target_test::test_target_info):
10909         Initialize new fields.
10910         * configure, testsuite/Makefile.in: Rebuild.
10911
10912 2009-06-05  Doug Kwan  <dougkwan@google.com>
10913
10914         * Makefile.am (CCFILES): Add target.cc.
10915         * Makefile.in: Regenerate.
10916         * i386.cc (class Target_i386): Define new virtual method to
10917         override do_is_local_label_name in parent.
10918         * object.cc (Sized_relobj::do_count_local_symbols): Discard
10919         local symbols if --discard-locals or -X is given.
10920         * options.h (class General_options): Declare new options
10921         '--discard-locals' and '-X' for discarding locals.
10922         * target.h (class Target): Define new methods is_local_label_name.
10923         Declare new virtual method do_is_local_label_name.
10924         * target.cc: New file.
10925         * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
10926         (check_SCRIPTS): Add discard_locals_test.sh.
10927         (check_DATA): Add discard_local_tests.syms.
10928         (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
10929         (discard_local_tests.syms, discard_locals_test.o): New make rules.
10930         * testsuite/Makefile.in: Regenerate.
10931         * testsuite/discard_locals_test.c: New file.
10932         * testsuite/discard_locals_test.sh: Same.
10933
10934 2009-06-05  Doug Kwan  <dougkwan@google.com>
10935
10936         * object.cc (Sized_relobj::Sized_relobj): Initialize
10937         discarded_eh_frame_shndx_ to -1U.
10938         (Sized_relobj::do_layout): Record index of a discard .eh_frame
10939         section.
10940         (Sized_relobj::do_count_local_symbols): Skip local symbols in
10941         a discarded .eh_frame section.
10942         (Sized_relobj::do_finalize_local_symbols): Ditto.
10943         * object.h (class Sized_relobj): Declare new member
10944         discarded_eh_frame_shndx_.
10945         * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
10946         (local_labels_test.o, local_labels_test): New rules.
10947         * testsuite/Makefile.in: Regenerate.
10948
10949 2009-06-04  Doug Kwan  <dougkwan@google.com>
10950
10951         * layout.cc (Layout::section_name_mapping): Add mapping for
10952         special ARM sections.
10953
10954 2009-06-03  Doug Kwan  <dougkwan@google.com>
10955
10956         * arm.cc (utils::sign_extend): Reverse test in gold_assert.
10957         (utils::has_overflow): Same.
10958
10959 2009-06-03  Ian Lance Taylor  <iant@google.com>
10960
10961         * layout.cc (Layout::section_name_mapping): New array, replacing
10962         Layout::linkonce_mapping.
10963         (Layout::section_name_mapping_count): New variable, replacing
10964         Layout::linkonce_mapping_count.
10965         (Layout::linkonce_output_name): Remove.
10966         (Layout::output_section_name): Rewrite.
10967         * layout.h (class Layout): Rename Linkonce_mapping to
10968         Section_name_mapping, linkonce_mapping to section_name_mapping,
10969         linkonce_mapping_count to section_name_mapping_count.  Don't
10970         declare linkonce_output_name.
10971
10972 2009-06-03  Doug Kwan  <dougkwan@google.com>
10973
10974         * gold/arm.cc (namespace utils): New.
10975         (Target_arm::reloc_is_non_pic): Define new method.
10976         (class Arm_relocate_functions): New.
10977         (Target_arm::Relocate::relocate): Handle relocation types used by
10978         Android.
10979
10980 2009-06-03  Ian Lance Taylor  <iant@google.com>
10981
10982         * arm.cc (Target_arm::scan::global): Use || instead of |.
10983
10984 2009-06-02  Doug Kwan  <dougkwan@google.com>
10985
10986         * gold/arm.cc (Target_arm::Scan::Scan):  Initialize
10987         issued_non_pic_error_.
10988         (class Target_arm::Scan): Declare new method check_non_pic.
10989         Define new method symbol_needs_plt_entry.
10990         Declare new data member issued_non_pic_error_.
10991         (class Target_arm::Relocate): Declare new method
10992         should_apply_static_reloc.
10993         (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
10994         (Target_arm::Scan::check_non_pic): Define new method.
10995         (Target_arm::Scan::local): Handle a small subset of reloc types used
10996         by Android.
10997         (Target_arm::Scan::local): Same.
10998         (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
10999
11000 2009-05-31  Mikolaj Zalewski  <mikolajz@google.com>
11001
11002         * incremental.cc (Incremental_inputs::report_command_line): Filter
11003         out --incremental-* options.
11004
11005 2009-05-29  Doug Kwan  <dougkwan@google.com>
11006
11007         * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
11008         template class.
11009         (class Target_arm): Update comment.
11010         (Target_arm::Target_arm): Initialize new data members GOT_,
11011         PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
11012         Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
11013         and Target_arm::rel_dyn_section.
11014         Declare new_enum Target_arm::Got_type.
11015         Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
11016         and DYNBSS_.
11017         Update commments for member do_dynsym_value.
11018         (Target_arm::got_size, Target_arm::plt_section,
11019         Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
11020         new methods inside class defintion.
11021         (Target_arm::got_section): Define new method.
11022         (Target_arm::rel_dyn_section): Same.
11023         (Output_data_plt_arm): New template class.
11024         (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
11025         (Output_data_plt_arm:do_adjust_output_section): Define new method.
11026         (Output_data_plt_arm::add_entry): Same.
11027         (Output_data_plt_arm::first_plt_entry): Define new
11028         static data member for PLT instruction template.
11029         (Output_data_plt_arm::plt_entry): Same.
11030         (Output_data_plt_arm::do_write): Define new method.
11031         (Target_arm::make_plt_entry): Same.
11032         (Target_arm::do_finalize_sections): Same.
11033         (Target_arm::do_dynsym_value): Same.
11034
11035 2009-05-28  Doug Kwan  <dougkwan@google.com>
11036
11037         * Makefile.am (TARGETSOURCES): Add arm.cc.
11038         (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
11039         * Makefile.in: Regenerate.
11040         * arm.cc: New file.
11041         * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
11042
11043 2009-05-26  Doug Kwan  <dougkwan@google.com>
11044
11045         * options.cc (General_options::parse_exclude_libs).  Fix a comment.
11046         (General_options::check_excluded_libs): Strip off directories in
11047         archive name before matching like GNU ld does.
11048         * testsuite/Makefile.am (MOSTLYCLEANFILES,
11049         exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
11050         (exclude_libs_test_LDFLAGS): Add linker option
11051         -Wl,--exclude-libs,libexclude_libs_test_3
11052         (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
11053         an explicit archive without using -l.
11054         (alt/libexclude_libs_test_3.a): New make rule.
11055         * testsuite/Makefile.in: Regenerate.
11056         * testsuite/exclude_libs_test.c : Declare lib3_default().
11057         (main): Call it.
11058         * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
11059         * exclude_libs_test_3.c: New file.
11060
11061 2009-05-26  Nick Clifton  <nickc@redhat.com>
11062
11063         * po/id.po: New Indonesian translation.
11064         * po/gold.pot: Updated template file.
11065
11066 2009-05-22  Sriraman Tallam  <tmsriram@google.com>
11067
11068         * testsuite/Makefile.am: Add -ffunction-sections to compile
11069         gc_comdat_test files.  Add -Wl,--gc-sections to build
11070         gc_comdat_test.
11071         * testsuite/Makefile.in: Regenerate.
11072         * testsuite/gc_comdat_test.sh: Fix the condition around grep.
11073
11074 2009-05-21  Sriraman Tallam  <tmsriram@google.com>
11075
11076         * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
11077         kept comdat section was garbage collected.
11078         * testsuite/Makefile.am: Add test gc_comdat_test.sh.
11079         * testsuite/Makefile.in: Regenerate.
11080         * testsuite/gc_comdat_test.sh: New file.
11081         * testsuite/gc_comdat_test_1.cc: New file.
11082         * testsuite/gc_comdat_test_2.cc: New file.
11083
11084 2009-05-19  Doug Kwan  <dougkwan@google.com>
11085
11086         * archive.cc (Archive::Archive): Move constructor from archive.h
11087         to here.  Initialize no_export_.
11088         (Archive::get_elf_object_for_member): Set no_export flag of object.
11089         * archive.h (Archive::Archive): Move constructor body to
11090         archive.cc.
11091         (Archive::no_export): New method.
11092         (Archive::no_export_): New field.
11093         * object.h (Object::Object): Initialize no_export_ to false.
11094         (Object::no_export, Object::set_no_export): New methods.
11095         (Object::no_export_): New field.
11096         * options.cc (General_options::parse_exclude_libs): New method.
11097         (General_options::check_excluded_libs) Same.
11098         * options.h (exclude_libs): New option.
11099         (General_options::check_excluded_libs): New method declaration.
11100         (General_options::excluded_libs_): New field.
11101         * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
11102         default or protected visibility if an object has no-export flag set.
11103         testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
11104         (check_SCRIPTS): Add exclude_libs_test.sh.
11105         (check_DATA): Add exclude_libs_test.syms.
11106         (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
11107         libexclude_libs_test_1.a and libexclude_libs_test_2.a.
11108         (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
11109         exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
11110         (exclude_libs_test.syms, libexclude_libs_test_1.a,
11111         libexclude_libs_test_2.a): New rules.
11112         * testsuite/Makefile.in: Regenerate.
11113         * testsuite/exclude_libs_test.c: New file.
11114         * testsuite/exclude_libs_test.sh: Ditto.
11115         * testsuite/exclude_libs_test_1.c: Ditto.
11116         * testsuite/exclude_libs_test_2.c: Ditto.
11117
11118 2009-05-15  Ian Lance Taylor  <iant@google.com>
11119
11120         * configure.ac: Check for declarations for cases where libiberty.h
11121         checks HAVE_DECL_xxx.
11122         * configure, config.in: Rebuild.
11123
11124 2009-05-15  Mikolaj Zalewski  <mikolajz@google.com>
11125
11126         * gold.h (Incremental_argument_list): Remove (invalid) forward
11127         declaration.
11128         * incremental.cc (Incremental_inputs::report_achive): New method.
11129         (Incremental_inputs::report_object): New method.
11130         (Incremental_inputs::report_script): New method.
11131         (Incremental_inputs::finalize_inputs): New method.
11132         (Incremental_inputs::finalize): Call finalize_inputs().
11133         (Incremental_inputs::sized_create_incremental_inputs_section_data):
11134         Create inputs entries.
11135         * incremental.h (Incremental_input_type): New enum.
11136         (Incremental_inputs::Incremental_input): Initialize new fields.
11137         (Incremental_inputs::report_inputs): New method.
11138         (Incremental_inputs::report_achive): New method.
11139         (Incremental_inputs::report_object): New method.
11140         (Incremental_inputs::report_script): New method.
11141         (Incremental_inputs::finalize_inputs): New method.
11142         (Incremental_inputs::Input_info): New struct.
11143         (Incremental_inputs::Input_info_map): New typedef.
11144         (Incremental_inputs::lock_): New field.
11145         (Incremental_inputs::Inputs_): New field.
11146         (Incremental_inputs::Inputs_map): New field.
11147         * main.cc (main): Call Incremental_input::report_inputs.
11148         * options.h (Input_argument_list): Typedef moved from
11149         Input_arguments.
11150         (Input_file_group::Files): Remove, use ::Input_argument_list.
11151         (Input_file_group::Input_argument_list): Remove, use
11152         ::Input_argument_list.
11153         * plugin.cc (Plugin_manager::add_input_file): Add error in
11154         incremental build.
11155         * read_syms.cc (do_read_syms): Call Incremental_input::report_*
11156         functions.
11157         * script.cc (read_input_script): Call
11158         Incremental_input::report_script.
11159         * script.h (Script_info): New class.
11160
11161 2009-04-27  Ian Lance Taylor  <iant@google.com>
11162
11163         * x86_64.cc (do_adjust_output_section): Set entsize to
11164         plt_entry_size.
11165
11166 2009-04-23  Elliott Hughes  <enh@google.com>
11167
11168         * output.cc (Output_file::close): After short writes, continue
11169         writing from the correct offset in the buffer being written.
11170
11171 2009-04-23  Chris Demetriou  <cgd@google.com>
11172
11173         * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
11174         * configure: Regenerate.
11175         * config.in: Regenerate.
11176         * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
11177         if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
11178
11179 2009-04-21  Mikolaj Zalewski  <mikolajz@google.com>
11180
11181         * incremental.cc (Incremental_inputs_header_data): Renamed from
11182         Incremental_input_header_data.
11183         (Incremental_inputs_header_data::data_size): New field.
11184         (Incremental_inputs_header_data::put_input_file_count): Renamed
11185         from input_file_count.
11186         (Incremental_inputs_header_data::put_command_line_offset): Renamed
11187         from command_line_offset.
11188         (Incremental_inputs_header_data::put_reserved): Renamed from
11189         put_reserved.
11190         (Incremental_inputs_entry_data): Renamed from
11191         Incremental_input_entry_data.
11192         (Incremental_inputs_entry_data::data_size): New field.
11193         (Incremental_inputs::report_command_line): New method.
11194         (Incremental_inputs::finalize): New method.
11195         (Incremental_inputs::create_incremental_inputs_data): New method.
11196         (Incremental_inputs::sized_create_incremental_inputs_data): New method.
11197         * incremental.h: New file.
11198         * layout.cc (Layout::Layout): Handle new incremental_inputs_.
11199         (Layout::finalize): Create incremental inputs section in
11200         incremental builds.
11201         (Layout::create_incremental_info_sections): New method.
11202         * layout.h (Layout::incremental_inputs): New method.
11203         (Layout::create_incremental_info_sections): New method.
11204         (Layout::incremental_inputs_): New field.
11205         * main.cc (main): Notify Incremental_input of the command line.
11206
11207 2009-04-01  Ian Lance Taylor  <iant@google.com>
11208             Mikolaj Zalewski  <mikolajz@google.com>
11209
11210         * gold.h (reserve_unordered_map): Define, three versions, one for
11211         each version of Unordered_map.
11212         * layout.cc (Layout::Layout): Remove options parameter.  Add
11213         number_of_input_files parameter.  Don't initialize options_.
11214         Initialize number_of_input_files_ and resized_signatures_.  Move
11215         sections_are_attached_.
11216         (Layout::layout_group): Reserve space for group_signatures_.
11217         (Layout::find_or_add_kept_section): Change name parameter to be a
11218         reference.  Resize signatures_ map when it gets large enough.
11219         (Layout::layout_eh_frame): Use parameters->options() instead of
11220         this->options_.
11221         (Layout::make_output_section): Likewise.
11222         (Layout::attach_allocated_section_to_segment): Likewise.
11223         (Layout::finalize, Layout::create_executable_stack): Likewise.
11224         (Layout::set_segment_offsets, Layout::create_interp): Likewise.
11225         (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
11226         * layout.h (class Layout): Update declarations.  Remove options_
11227         field.  Add number_of_input_files_ and resized_signatures_
11228         fields.  Move sections_are_attached_ field.
11229         * main.cc (main): Pass number of input files to Layout
11230         constructor.  Don't pass options.
11231
11232 2009-03-30  Ian Lance Taylor  <iant@google.com>
11233
11234         * ffsll.c (ffsll): Correct implementation.
11235
11236 2009-03-27  Ian Lance Taylor  <iant@google.com>
11237
11238         * ffsll.c: New file.
11239         * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
11240         * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
11241         * ftruncate.c (ftruncate): Declare before definition.
11242         * mremap.c (mremap): Likewise.
11243         * pread.c (pread): Likewise.
11244         * configure, Makefile.in, config.in: Rebuild.
11245
11246         * mremap.c: New file.
11247         * configure.ac: Call AC_REPLACE_FUNCS on mremap.
11248         * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
11249         (mremap): Declare if HAVE_MREMAP is not defined.
11250         * configure, Makefile.in, config.in: Rebuild.
11251
11252 2009-03-27  Cary Coutant  <ccoutant@google.com>
11253
11254         * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
11255         position independent.
11256         * sparc.cc (Target_sparc::check_non_pic): Likewise.
11257         * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
11258
11259 2009-03-24  Cary Coutant  <ccoutant@google.com>
11260
11261         * symtab.h (needs_plt_entry): Check for unsatisfied reference from
11262         an executable.
11263         (needs_dynamic_reloc): Likewise.
11264
11265 2009-03-24  Ian Lance Taylor  <iant@google.com>
11266
11267         * yyscript.y (file_cmd): Recognize EXTERN.
11268         (extern_name_list, extern_name_list_body): New nonterminals.
11269         * script.cc (script_add_extern): Define.
11270         * script-c.h (script_add_extern): Declare.
11271
11272 2009-03-24  Rafael Avila de Espindola  <espindola@google.com>
11273
11274         * object.cc (is_elf_object): Define.
11275         * object.h (is_elf_object): Declare.
11276         * archive.cc (Archive::get_elf_object_for_member): Call
11277         is_elf_object.
11278         * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
11279
11280 2009-03-24  Elliott Hughes  <enh@google.com>
11281
11282         * output.cc (Output_file::map_anonymous): Define.
11283         (Output_file::map): Use map_anonymous.  If the regular mmap fails,
11284         try an anonymous one.  Report the size if the mmap fails.
11285         * output.h (class Output_file): Declare map_anonymous.
11286
11287 2009-03-24  Ian Lance Taylor  <iant@google.com>
11288
11289         * target-select.cc (instantiate_target): Don't acquire the lock if
11290         the instantiated_target_ field has already been set.
11291
11292 2009-03-23  Ian Lance Taylor  <iant@google.com>
11293
11294         * gold-threads.h (class Initialize_lock): Define.
11295         * gold-threads.cc (class Initialize_lock_once): Define.
11296         (initialize_lock_control): New static variable.
11297         (initialize_lock_pointer): New static variable.
11298         (initialize_lock_once): New static function.
11299         (Initialize_lock::Initialize_lock): Define.
11300         (Initialize_lock::initialize): Define.
11301         * target-select.h: Include "gold-threads.h".
11302         (class Target_selector): Add lock_ and initialize_lock_ fields.
11303         Don't define instantiate_target, just declare it.
11304         * target-select.cc (Target_selector::Target_selector): Initialize
11305         new fields.
11306         (Target_selector::instantiate_target): Define.
11307         * descriptors.h: Include "gold-threads.h".
11308         (class Descriptors): Add initialize_lock_ field.
11309         * descriptors.cc (Descriptors::Descriptors): Initialize new
11310         field.
11311         (Descriptors::open): Use initialize_lock_ field
11312         * errors.h (class Errors): Add initialize_lock_ field.
11313         * errors.cc (Errors::Errors): Initialize new field.
11314         (Errors::initialize_lock): Use initialize_lock_ field.
11315         * powerpc.cc (class Target_selector_powerpc): Remove
11316         instantiated_target_ field.  In do_recognize call
11317         instantiate_target rather than do_instantiate_target.  In
11318         do_instantiate_target just allocate a new target.
11319         * sparc.cc (class Target_selector_sparc): Likewise.
11320
11321         * freebsd.h: New file.
11322         * i386.cc: Include "freebsd.h".
11323         (Target_i386): Derive from Target_freebsd rather than
11324         Sized_target.
11325         (Target_selector_i386): Derive from Target_selector_freebsd rather
11326         than Target_selector.
11327         * x86_64.cc: Include "freebsd.h".
11328         (Target_x86_64): Derive from Target_freebsd rather than
11329         Sized_target.
11330         (Target_selector_x86_64): Derive from Target_selector_freebsd
11331         rather than Target_selector.
11332         * target.h (class Target): Add adjust_elf_header and
11333         do_adjust_elf_header.
11334         * output.cc (Output_file_header:: do_sized_write): Call target
11335         adjust_elf_header routine.
11336         * configure.tgt: Set targ_osabi.
11337         * configure.ac: Define GOLD_DEFAULT_OSABI.
11338         * parameters.cc (Parameters::default_target): Pass
11339         GOLD_DEFAULT_OSABI to select_target.
11340         * target-select.h (class Target_selector): Make instantiate_target
11341         protected rather than private.
11342         * Makefile.am (HFILES): Add freebsd.h.
11343         * configure, Makefile.in, config.in: Rebuild.
11344
11345         * merge.cc (do_add_input_section): Correct pend value.  Change
11346         message about last entry not being null terminated from error to
11347         warning.
11348
11349 2009-03-20  Mikolaj Zalewski  <mikolajz@google.com>
11350
11351         * incremental.cc: New file.
11352         * Makefile.am (CCFILES): Add incremental.cc.
11353         * Makefile.in: Rebuild.
11354
11355 2009-03-19  Paul Pluzhnikov  <ppluzhnikov@google.com>
11356
11357         * layout.cc (Layout::output_section_name): Preserve names
11358         of '.note.' sections.
11359
11360 2009-03-19  Ian Lance Taylor  <iant@google.com>
11361
11362         * descriptors.cc (Descriptors::open): Check that the options are
11363         valid before using them.
11364
11365 2009-03-18  Ian Lance Taylor  <iant@google.com>
11366
11367         * script-sections.h: Include <list>.
11368         (class Script_sections): Change Sections_elements from std::vector
11369         to std::list.  Typedef public Elements_iterator.  Add
11370         orphan_section_placement_, data_segment_align_start_, and
11371         saw_data_segment_align_ fields.  Remove data_segment_align_index_
11372         field.
11373         * script-sections.cc (class Orphan_section_placement): New class.
11374         (class Sections_element): Add virtual functions is_relro and
11375         orphan_section_init.  Remove virtual function place_orphan_here.
11376         (class Output_section_definition): Add is_relro and
11377         orphan_section_init.  Remove place_orphan_here.
11378         (class Orphan_output_section): Likewise.
11379         (Script_sections::Script_sections): Update for field changes.
11380         (Script_sections::data_segment_align): Set saw_data_segment_align_
11381         and data_segment_align_start_, not data_segment_align_index.
11382         (Script_sections::data_segment_relro_end): Check
11383         saw_data_segment_align_.  Use data_segment_align_start_ rather
11384         than data_segment_align_index_.
11385         (Script_sections::place_orphan): Rewrite to use
11386         Orphan_section_placement.
11387
11388 2009-03-17  Ian Lance Taylor  <iant@google.com>
11389
11390         * archive.cc (Archive::add_symbols): Check for a version attached
11391         to the symbol name in the archive map.
11392         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
11393         (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
11394         (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
11395         (ver_test_11.a): New target.
11396         * testsuite/Makefile.in: Rebuild.
11397
11398         * configure.ac: Check for chsize and posix_fallocate.  Replace
11399         ftruncate.
11400         * ftruncate.c: New file, from gnulib.
11401         * output.cc (posix_fallocate): Define dummy version if not
11402         HAVE_POSIX_FALLOCATE.
11403         (Output_file::map): Call posix_fallocate rather than lseek and
11404         write.
11405         * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
11406         * configure, Makefile.in, config.in: Rebuild.
11407
11408 2009-03-17  Paul Pluzhnikov  <ppluzhnikov@google.com>
11409
11410         * layout.h (Layout::create_note): Add section_name parameter.
11411         * layout.cc (Layout::create_note): Likewise.
11412         (Layout::create_build_id, Layout::create_gold_note): Fix callers.
11413
11414 2009-03-17  Ian Lance Taylor  <iant@google.com>
11415
11416         * descriptors.cc: Include "options.h".
11417         (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
11418         (Descriptors::open): Always use O_CLOEXEC when opening a new
11419         descriptor.  If we have a plugin, and O_CLOEXEC was not defined,
11420         then set FD_CLOEXEC.
11421
11422         * sparc.cc (class Target_sparc): Add has_got_section.
11423         (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
11424         make sure we have a GOT section.
11425
11426         * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
11427         (Target_sparc::Scan::local): Likewise.
11428         (Target_sparc::Scan::global): Likewise.
11429         (Target_sparc::Relocate::relocate): Likewise.
11430         (Target_sparc::Relocate::relocate_tls): Likewise.
11431
11432         * symtab.cc (Symbol_table::define_default_version): New function,
11433         broken out of add_from_object.
11434         (Symbol_table::add_from_object): Call define_default_version.
11435         (Symbol_table::define_special_symbol): Add resolve_oldsym
11436         parameter.  Change all callers.  If the version for a symbol comes
11437         from a version script, resolve it with the symbol with the same
11438         name with no version.  Also add the symbol without a version if
11439         appropriate.
11440         (do_define_in_output_data): If resolving with oldsym, don't delete
11441         sym.
11442         (do_define_in_output_segment): Likewise.
11443         (do_define_as_constant): Likewise.
11444         * symtab.h (class Symbol_table): Update declarations.
11445
11446 2009-03-13  Ian Lance Taylor  <iant@google.com>
11447
11448         * readsyms.cc (Read_symbols::incompatible_warning): New function.
11449         (Read_symbols::requeue): New function.
11450         (Read_symbols::do_read_symbols): If make_elf_object fails because
11451         the target type is not configured, and the file was searched for,
11452         issue a warning and retry with the next directory.
11453         (Add_symbols::run): If the file has an incompatible format, and
11454         it was searched for, requeue the Read_symbols task.  On error,
11455         release the object.
11456         * readsyms.h (class Read_symbols): Add dirindex_ field.  Add
11457         dirindex parameter to constructor.  Change all callers.  Declare
11458         incompatible_warning and requeue.
11459         (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
11460         input_argument_ and input_group_ fields.  Add them to
11461         constructor.  Change all callers.
11462         (class Read_script): Add dirindex_ field.  Add it to constructor.
11463         Change all callers.
11464         * archive.cc (Archive::setup): Remove input_objects parameter.
11465         Change all callers.
11466         (Archive::get_file_and_offset): Likewise.
11467         (Archive::read_all_symbols): Likewise.
11468         (Archive::read_symbols): Likewise.
11469         (Archive::get_elf_object_for_member): Remove input_objects
11470         parameter.  Add punconfigured parameter.  Change all callers.
11471         (Archive::add_symbols): Change return type to bool.  Check return
11472         value of include_member.
11473         (Archive::include_all_members): Likewise.
11474         (Archive::include_member): Change return type to bool.  Return
11475         false if first included object has incompatible target.  Set
11476         included_member_ field.
11477         (Add_archive_symbols::run): If add_symbols returns false, requeue
11478         Read_symbols task.
11479         * archive.h (class Archive): Add included_member_ field.
11480         Initialize it in constructor.  Add input_file and searched_for
11481         methods.  Update declarations.
11482         (class Add_archive_symbols): Add dirpath_, dirindex_, and
11483         input_argument_ fields.  Add them to constructor.  Change all
11484         callers.
11485         * script.cc: Include "target-select.h".
11486         (class Parser_closure): Add skip_on_incompatible_target_ and
11487         found_incompatible_target_ fields.  Add
11488         skip_on_incompatible_target parameter to constructor.  Change all
11489         callers.  Add methods skip_on_incompatible_target,
11490         clear_skip_on_incompatible_target, found_incompatible_target, and
11491         set_found_incompatible_target.
11492         (read_input_script): Add dirindex parameter.  Change all callers.
11493         If parser finds an incompatible target, requeue Read_symbols
11494         task.
11495         (script_set_symbol): Clear skip_on_incompatible_target in
11496         closure.
11497         (script_add_assertion, script_parse_option): Likewise.
11498         (script_start_sections, script_add_phdr): Likewise.
11499         (script_check_output_format): New function.
11500         * script.h (read_input_script): Update declaration.
11501         * script-c.h (script_check_output_format): Declare.
11502         * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
11503         (ignore_cmd): Remove OUTPUT_FORMAT.
11504         * fileread.cc (Input_file::Input_file): Add explicit this.
11505         (Input_file::will_search_for): New function.
11506         (Input_file::open): Add pindex parameter.  Change all callers.
11507         * fileread.h (class Input_file): Add input_file_argument method.
11508         Declare will_search_for.  Update declarations.
11509         * object.cc (make_elf_object): Add punconfigured parameter.
11510         Change all callers.
11511         * object.h (class Object): Make input_file public.  Add
11512         searched_for method.
11513         (make_elf_object): Update declaration.
11514         * dirsearch.cc (Dirsearch::find): Add pindex parameter.  Use it to
11515         restart search.
11516         * dirsearch.h (class Dirsearch): Update declaration.
11517         * options.h (class General_options): Add --warn-search-mismatch.
11518         * parameters.cc (Parameters::is_compatible_target): New function.
11519         * parameters.h (class Parameters): Declare is_compatible_target.
11520         * workqueue.cc (Workqueue::add_blocker): New function.
11521         * workqueue.h (class Workqueue): Declare add_blocker.
11522
11523         * fileread.cc (Input_file::open): Remove options parameter.
11524         Change all callers.
11525         (Input_file::open_binary): Likewise.
11526         * script.cc (read_input_script): Likewise.
11527         * readsyms.h (class Read_symbols): Remove options_ field.  Remove
11528         options parameter from constructor.  Change all callers.
11529         (class Read_script): Likewise.
11530         * fileread.h (class Input_file): Update declarations.
11531         * script.h (read_input_script): Update declaration.
11532
11533 2009-03-10  Nick Clifton  <nickc@redhat.com>
11534
11535         * po/es.po: New Spanish translation.
11536
11537 2009-03-06  Cary Coutant  <ccoutant@google.com>
11538
11539         * options.cc (parse_short_option): Keep dash_z from registering itself.
11540
11541 2009-03-03  Ian Lance Taylor  <iant@google.com>
11542
11543         PR 9918
11544         * target-reloc.h (relocate_section): Pass output_section to
11545         relocate.
11546         * i386.cc (Target_i386::should_apply_static_reloc): Add
11547         output_section parameter.  Change all callers.
11548         (Target_i386::Relocate::relocate): Add output_section parameter.
11549         * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
11550         * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
11551         * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
11552         * testsuite/two_file_shared.sh: New script.
11553         * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
11554         (check_DATA): Add two_file_shared.dbg.
11555         (two_file_shared.dbg): New target.
11556         * testsuite/Makefile.in: Rebuild.
11557
11558 2009-03-01  Ian Lance Taylor  <iant@google.com>
11559
11560         * configure.ac: Check for byteswap.h.
11561         * configure: Rebuild.
11562         * config.in: Rebuild.
11563
11564 2009-03-01  Mikolaj Zalewski  <mikolajz@google.com>
11565
11566         * layout.cc (Layout::find_or_add_kept_section): New function.
11567         (Layout::add_comdat): Removed.
11568         * layout.h (struct Kept_section): Move out of class Layout.
11569         Remove trailing underscores from field names.  Add group_sections
11570         field.  Rename group_ field to is_group.  Change all uses.
11571         (class Layout): Declare find_or_add_kept_section, not add_comdat.
11572         * object.cc (Sized_relobj::Sized_relobj): Don't initialize
11573         comdat_groups_ field.
11574         (Sized_relobj::include_section_group): Use
11575         find_or_add_kept_section and Kept_section::group_sections.
11576         (Sized_relobj::include_linkonce_section): Likewise.
11577         * object.cc (class Sized_relobj): Don't define Comdat_group or
11578         Comdat_group_table.  Remove find_comdat_group and
11579         add_comdat_group.  Remove comdat_groups_ field.
11580         * plugin.cc (include_comdat_group): Use
11581         Layout::find_or_add_kept_section.
11582
11583 2009-02-28  Ian Lance Taylor  <iant@google.com>
11584
11585         * README: --gc-sections and map files are now supported.  Document
11586         some build requirements.
11587
11588         PR 6992
11589         * symtab.cc (Symbol_table::sized_write_section_symbol): In a
11590         relocatable link set the value of the section symbol to zero.
11591         * object.cc (Sized_relobj::do_finalize_local_symbols): In a
11592         relocatable link don't include the section address in the local
11593         symbol value.
11594
11595 2009-02-27  Ian Lance Taylor  <iant@google.com>
11596
11597         PR 6811
11598         * options.h (class Search_directory): Add is_system_directory.
11599         (class General_options): Declare is_in_system_directory.
11600         * options.cc (get_relative_sysroot): Make static.
11601         (get_default_sysroot): Make static.
11602         (General_optoins::is_in_system_directory): New function.
11603         * fileread.cc (Input_file::is_in_system_directory): New function.
11604         * fileread.h (class Input_file): Declare is_in_system_directory.
11605         * object.h (class Object): Add is_in_system_directory.
11606         (class Input_objects): Remove system_library_directory_ field.
11607         * object.cc (Input_objects::add_object): Don't set
11608         system_library_directory_.
11609         (input_objects::found_in_system_library_directory): Remove.
11610         * symtab.cc (Symbol_table::write_globals): Remove input_objects
11611         parameter.  Change all callers.
11612         (Symbol_table::sized_write_globals): Likewise.
11613         (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
11614         Call Object::is_in_system_directory.
11615         * symtab.h (class Symbol_table): Update declarations.
11616
11617         PR 5990
11618         * descriptors.h (Open_descriptor): Add is_on_stack field.
11619         * descriptors.cc (Descriptors::open): If the descriptor is on the
11620         top of the stack, remove it.  Initialize is_on_stack field.
11621         (Descriptors::release): Only add pod to stack if it is not on the
11622         stack already.
11623         (Descriptors::close_some_descriptor): Clear stack_next and
11624         is_on_stack fields.
11625
11626         PR 7091
11627         * output.cc (Output_section::find_starting_output_address): Rename
11628         from starting_output_address; add PADDR parameter; change return
11629         type.
11630         * output.h (class Output_section): Declare
11631         find_starting_output_address instead of starting_output_address.
11632         * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
11633         section symbol for which we can't find a merge section.
11634
11635         PR 9836
11636         * symtab.cc (Symbol_table::add_from_object): If the visibility is
11637         hidden or internal, force the symbol to be local.
11638         * resolve.cc (Symbol::override_visibility): Define.
11639         (Symbol::override_base): Use override_visibility.
11640         (Symbol_table::resolve): Likewise.
11641         (Symbol::override_base_with_special): Likewise.
11642         (Symbol_table::override_with_special): If the visibility is hidden
11643         or internal, force the symbol to be local.
11644         * symtab.h (class Symbol): Add set_visibility and
11645         override_visibility.
11646         * testsuite/ver_test_1.sh: New file.
11647         * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
11648         (check_DATA): Add ver_test_1.syms.
11649         (ver_test_1.syms): New target.
11650         * testsuite/Makefile.in: Rebuild.
11651
11652 2009-02-25  Cary Coutant  <ccoutant@google.com>
11653
11654         * layout.cc (Layout::choose_output_section): Don't rename sections
11655         when using a linker script that has a SECTIONS clause.
11656         * Makefile.in: Regenerate.
11657
11658         * testsuite/Makefile.am (script_test_5.sh): New test case.
11659         * testsuite/Makefile.in: Regenerate.
11660         * testsuite/script_test_5.cc: New file.
11661         * testsuite/script_test_5.sh: New file.
11662         * testsuite/script_test_5.t: New file.
11663
11664 2009-02-13  Rafael Avila de Espindola  <espindola@google.com>
11665
11666         * archive.cc (Archive::include_member): Update calls to add_symbols.
11667         * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
11668         the Layout argument.
11669         * dynobj.h (do_add_symbols): Add the Layout argument.
11670         * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
11671         Layout argument.
11672         * object.h (Object::add_symbols): Add the Layout argument.
11673         (Object::do_add_symbols): Add the Layout argument.
11674         (Sized_relobj::do_add_symbols): Add the Layout argument.
11675         * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
11676         Unify the two versions.
11677         (Add_plugin_symbols): Remove.
11678         * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
11679         (Sized_pluginobj::do_add_symbols): Unify the two versions.
11680         (Add_plugin_symbols): Remove.
11681         * readsyms.cc (Read_symbols::do_read_symbols): Update call to
11682         Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
11683         (Add_symbols::run): Make it work with Pulginobj.
11684
11685 2009-02-06  Ian Lance Taylor  <iant@google.com>
11686
11687         * object.cc (Sized_relobj::do_layout): Make info message start
11688         with lower case letter.
11689
11690 2009-02-06  Mikolaj Zalewski  <mikolajz@google.com>
11691
11692         * binary.cc: Fix file comment.
11693
11694         * options.h (enum Incremental_disposition): Define.
11695         (class General_options): Add new options: --incremental,
11696         --incremental_changed, --incremental_unchanged,
11697         --incremental_unknown.  Add incremental_disposition_ and
11698         implicit_incremental_ fields.
11699         (General_options::incremental_disposition): New function.
11700         (class Position_dependent_options): Add incremental_disposition
11701         option.
11702         (Position_dependent_options::copy_from_options): Set incremental
11703         dispositions.
11704         * options.cc (General_options::parse_incremental_changed): New
11705         function.
11706         (General_options::parse_incremental_unchanged): New function.
11707         (General_options::parse_incremental_unknown): New function.
11708         (General_options::General_options): Initialize new fields
11709         incremental_disposition_ and implicit_incremental_.
11710         (General_options::finalize): Check for uasge of --incremental-*
11711         without --incremental.
11712
11713 2009-02-06  Chris Demetriou  <cgd@google.com>
11714
11715         * gold.h (gold_undefined_symbol): Change to take only a Symbol
11716         pointer and to report location as the file name associated with
11717         the symbol.
11718         (gold_undefined_symbol_at_location): New function to replace the
11719         old gold_undefined_symbol functionality.
11720         * target-reloc.h (relocate_section): Update to use
11721         gold_undefined_symbol_at_location.
11722         * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
11723         Call gold_undefined_symbol function rather than gold_error.
11724         * errors.h (Errors::undefined_symbol): Take location as a
11725         string, rather than calculating it from a relocation.
11726         * errors.cc (Errors::fatal): Print "fatal error:" before the
11727         formatted message.
11728         (Errors::error, Errors::error_at_location): Print "error: "
11729         before the formatted message.
11730         (Errors::undefined_symbol): Take location as a string, rather
11731         than calculating it from a relocation.
11732         (gold_undefined_symbol_at_location): New function akin to
11733         old gold_undefined_symbol, calculates location from relocation.
11734         (gold_undefined_symbol): Change to take only a Symbol pointer
11735         and to report location as the file name associated with the symbol.
11736         * testsuite/debug_msg.sh: Update for changed error messages.
11737         * testsuite/undef_symbol.sh: Likewise.
11738
11739 2009-02-04  Duncan Sands  <baldrick@free.fr>
11740
11741         PR 9812
11742         * reduced_debug_output.h
11743         (Output_reduced_debug_abbrev_section::failed): Use format for
11744         gold_warning.
11745         (Output_reduced_debug_info_section::faild): Likewise.
11746
11747 2009-01-31  Mikolaj Zalewski  <mikolajz@google.com>
11748
11749         * script.cc (Lazy_demangler): New class.
11750         (Version_script_info::get_symbol_version_helper): Demangle a
11751         symbol only once.
11752
11753 2009-01-29  Cary Coutant  <ccoutant@google.com>
11754
11755         * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
11756         to __tls_get_addr.
11757         * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
11758
11759 2009-01-28  Ian Lance Taylor  <iant@google.com>
11760
11761         * version.cc (version_string): Bump to 1.9.
11762
11763         * gold.h: Include <cstring> and <stdint.h>.
11764         * version.cc: Include <cstdio>.
11765         * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
11766         warning.
11767         * reduced_debug_output.cc (insert_into_vector): Rename from
11768         Insert_into_vector; change all callers.  Use Swap_unaligned to
11769         avoid aliasing issue; remove union since it is unnecessary.
11770
11771 2009-01-27  Sriraman Tallam  <tmsriram@google.com>
11772
11773         * Makefile.am (CCFILES): Add gc.cc.
11774         (HFILES): Add gc.h.
11775         * Makefile.in: Regenerate.
11776         * gold.cc (Gc_runner): New class.
11777         (queue_initial_tasks): Call garbage collection related tasks
11778         when corresponding options are invoked.
11779         (queue_middle_gc_tasks): New function.
11780         (queue_middle_tasks): Reorder tasks to allow relocs to be read and
11781         processed early before laying out sections during garbage collection.
11782         * gold.h (queue_middle_gc_tasks): New function.
11783         (is_prefix_of): Move from "layout.cc".
11784         * i386.cc (Target_i386::gc_process_relocs): New function.
11785         * layout.cc (is_prefix_of): Remove. Move to "gold.h"
11786         * main.cc (main): Create object of class "Garbage_collection".
11787         * object.cc (Relobj::copy_symbols_data): New function.
11788         (Relobj::is_section_name_included): New function.
11789         (Sized_relobj::do_layout): Allow this function to be called twice
11790         during garbage collection and defer layout of section during the
11791         first call.
11792         * object.h (Relobj::get_symbols_data): New function.
11793         (Relobj::is_section_name_included): New function.
11794         (Relobj::copy_symbols_data): New function.
11795         (Relobj::set_symbols_data): New function.
11796         (Relobj::get_relocs_data): New function.
11797         (Relobj::set_relocs_data): New function.
11798         (Relobj::is_output_section_offset_invalid): New pure virtual function.
11799         (Relobj::gc_process_relocs): New function.
11800         (Relobj::do_gc_process_relocs): New pure virtual function.
11801         (Relobj::sd_): New data member.
11802         (Sized_relobj::is_output_section_offset_invalid): New function.
11803         (Sized_relobj::do_gc_process_relocs): New function.
11804         * options.h (General_options::gc_sections): Modify to not be a no-op.
11805         (General_options::print_gc_sections): New option.
11806         * plugin.cc (Plugin_finish::run): Remove function call to
11807         Plugin_manager::layout_deferred_objects.  Move it to "gold.cc".
11808         * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
11809         * reloc.cc (Read_relocs::run): Add task to process relocs and
11810         determine unreferenced sections when doing garbage collection.
11811         (Gc_process_relocs): New class.
11812         (Sized_relobj::do_gc_process_relocs): New function.
11813         (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
11814         sections that are garbage collected.
11815         * reloc.h (Gc_process_relocs): New class.
11816         * sparc.cc (Target_sparc::gc_process_relocs): New function.
11817         * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
11818         symbols whose corresponding sections are garbage collected.
11819         (Symbol_table::Symbol_table): Add new parameter for the garbage
11820         collection object.
11821         (Symbol_table::gc_mark_undef_symbols): New function.
11822         (Symbol_table::gc_mark_symbol_for_shlib): New function.
11823         (Symbol_table::gc_mark_dyn_syms): New function.
11824         (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
11825         as garbage.
11826         (Symbol_table::add_from_object): Likewise.
11827         (Symbol_table::add_from_relobj): When building shared objects, do not
11828         treat externally visible symbols as garbage.
11829         (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
11830         table information for static and relocatable links.
11831         * symtab.h (Symbol_table::set_gc): New function.
11832         (Symbol_table::gc): New function.
11833         (Symbol_table::gc_mark_undef_symbols): New function.
11834         (Symbol_table::gc_mark_symbol_for_shlib): New function.
11835         (Symbol_table::gc_mark_dyn_syms): New function.
11836         (Symbol_table::gc_): New data member.
11837         * target.h (Sized_target::gc_process_relocs): New pure virtual
11838         function.
11839         * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
11840         * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
11841
11842 2009-01-20  Chris Faylor <me.sourceware@sourceware.org>
11843
11844         * options.h (General_options::gc_sections): Define as a no-op for now.
11845         (General_options::no_keep_memory): Ditto.
11846         (General_options::Bshareable): Define.
11847         * options.cc (General_options::finalize): Honor -Bshareable.
11848
11849 2009-01-20  Andreas Schwab  <schwab@suse.de>
11850
11851         * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
11852         read the value in the contents, since we don't use it.  Use the
11853         template endianness when writing.
11854         (Relocate::relocate): Use it for R_PPC_REL16_HA.
11855
11856 2009-01-19  Andreas Schwab  <schwab@suse.de>
11857
11858         * configure.tgt (powerpc64-*): Fix targ_obj.
11859
11860 2009-01-15  Ian Lance Taylor  <iant@google.com>
11861
11862         * object.cc (Sized_relobj::write_local_symbols): Don't write out
11863         local symbols when stripping all symbols.
11864
11865 2009-01-14  Cary Coutant  <ccoutant@google.com>
11866
11867         * output.cc (Output_reloc): Add explicit instantiations.
11868
11869 2009-01-14  Cary Coutant  <ccoutant@google.com>
11870
11871         * archive.cc (Archive::get_elf_object_for_member): Remove call
11872         to File_read::claim_for_plugin.
11873         * descriptors.cc (Descriptors::open): Remove reference to
11874         is_claimed.
11875         (Descriptors::claim_for_plugin): Remove.
11876         * descriptors.h (Descriptors::claim_for_plugin): Remove.
11877         (Descriptors::is_claimed): Remove.
11878         (claim_descriptor_for_plugin): Remove.
11879         * fileread.cc (File_read::claim_for_plugin): Remove.
11880         * fileread.h (File_read::claim_for_plugin): Remove.
11881         (File_read::descriptor): Reopen descriptor if necessary.
11882         * plugin.cc  (Plugin::load): Add two new APIs to transfer vector.
11883         (Plugin_manager::all_symbols_read): Add task parameter. Change
11884         all callers.
11885         (Plugin_manager::get_input_file): New function.
11886         (Plugin_manager::release_input_file): New function.
11887         (Pluginobj::Pluginobj): Add filesize parameter and initialize
11888         corresponding data member.
11889         (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
11890         and pass to base constructor. Change all callers.
11891         (get_input_file, release_input_file): New functions.
11892         (make_sized_plugin_object): Add filesize parameter. Change all callers.
11893         * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
11894         (Plugin_manager::all_symbols_read): Add task parameter.
11895         (Plugin_manager::get_input_file): New function.
11896         (Plugin_manager::release_input_file): New function.
11897         (Plugin_manager::task_): New data member.
11898         (Pluginobj::Pluginobj): Add filesize parameter.
11899         (Pluginobj::filename): New function.
11900         (Pluginobj::descriptor): New function.
11901         (Pluginobj::filesize): New function.
11902         (Pluginobj::filesize_): New data member.
11903         (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
11904         * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
11905         File_read::claim_for_plugin; use Object::unlock to unlock the file.
11906
11907         * testsuite/Makefile.am (plugin_test_4): New test case for plugins
11908         with archive libraries.
11909         * testsuite/Makefile.in: Regenerate.
11910         * testsuite/plugin_test.c (struct sym_info): New type.
11911         (get_input_file, release_input_file): New static variables.
11912         (onload): Capture new transfer vector entries.
11913         (claim_file_hook): Stop reading at end of file according to filesize.
11914         Factor out parsing of readelf output into separate function.
11915         (all_symbols_read_hook): Exercise get_input_file and release_input_file
11916         APIs and get the source file name from the symbol table.  Convert
11917         source file name to corresponding object file name.  Print info
11918         message when adding new input files.
11919         (parse_readelf_line): New function.
11920         * testsuite/plugin_test_1.sh: Add checks for new info messages.
11921         * testsuite/plugin_test_2.sh: Likewise.
11922         * testsuite/plugin_test_3.sh: Likewise.
11923         * testsuite/plugin_test_4.sh: New test case.
11924
11925 2009-01-07  Ian Lance Taylor  <iant@google.com>
11926
11927         * version.cc (version_string): Bump to 1.8.
11928
11929 2008-12-23  Cary Coutant  <ccoutant@google.com>
11930
11931         * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
11932         * plugin.cc (Plugin_manager::finish): Rename as
11933         layout_deferred_objects.  Move cleanup to separate function.
11934         (Plugin_manager::cleanup): New function.
11935         (Plugin_finish::run): Call layout_deferred_objects and cleanup
11936         separately.
11937         * plugin.h (Plugin_manager::finish): Rename as
11938         layout_deferred_objects.
11939         (Plugin_manager::cleanup): New function.
11940         (Plugin_manager::cleanup_done): New field.
11941
11942 2008-12-23  Cary Coutant  <ccoutant@google.com>
11943
11944         * plugin.cc (is_visible_from_outside): New function.
11945         (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
11946         so we don't return "IR only" status for exported symbols or -r links.
11947
11948         * testsuite/Makefile.am (plugin_test_3): New test case.
11949         * testsuite/Makefile.in: Regenerate.
11950         * testsuite/plugin_test_3.sh: New file.
11951
11952 2008-12-22  Cary Coutant  <ccoutant@google.com>
11953
11954         * object.cc (Sized_relobj::layout_section): New function.
11955         (Sized_relobj::do_layout): Defer layout of input sections until after
11956         plugin has provided replacement files.
11957         (Sized_relobj::do_layout_deferred_sections): New function.
11958         * object.h (Relobj::set_section_offset): Remove virtual keyword.
11959         (Relobj::layout_deferred_sections): New function.
11960         (Relobj::do_layout_deferred_sections): New function.
11961         (Sized_relobj::do_layout_deferred_sections): New function.
11962         (Sized_relobj::layout_section): New function.
11963         (Sized_relobj::Deferred_layout): New structure.
11964         (Sized_relobj::deferred_layout_): New field.
11965         * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
11966         Change all callers.  Layout deferred sections.
11967         (class Plugin_finish): Renamed, was Plugin_cleanup.  Change all
11968         references.
11969         (Plugin_hook::run): Move code from do_plugin_hook inline.
11970         (Plugin_hook::do_plugin_hook): Remove.
11971         * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
11972         (Plugin_manager::finish): Renamed, was cleanup.
11973         (Plugin_manager::should_defer_layout): New function.
11974         (Plugin_manager::add_deferred_layout_object): New function.
11975         (Plugin_manager::Deferred_layout_list): New type.
11976         (Plugin_manager::deferred_layout_objects_): New field.
11977         (Plugin_hook::do_plugin_hook): Remove.
11978
11979 2008-12-17  Ian Lance Taylor  <iant@google.com>
11980
11981         * options.h (class General_options): Add --no case for
11982         --export-dynamic.
11983
11984 2008-12-16  Cary Coutant  <ccoutant@google.com>
11985
11986         * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
11987         vector.
11988         (Plugin_manager::claim_file): Create plugin object even if
11989         plugin did not call the add_symbols callback.
11990         (Plugin_obj::get_symbol_resolution_info): Guard against plugin
11991         asking for more symbols than were added.
11992         * testsuite/Makefile.am (plugin_test_1): Add test case with
11993         no global symbols.
11994         (empty.syms): New target.
11995         * testsuite/Makefile.in: Regenerate.
11996         * testsuite/plugin_test.c (claim_file_hook): Add new debug
11997         message. Don't call add_symbols if no globals.
11998         (all_symbols_read_hook): Don't provide replacement for empty
11999         claimed file.
12000
12001 2008-12-12  Ian Lance Taylor  <iant@google.com>
12002
12003         * target-reloc.h (Default_scan_relocatable_relocs): Only discard
12004         r_type == 0 for a local symbol with r_sym == 0.
12005         (scan_relocatable_relocs): Pass r_sym to
12006         local_non_section_strategy.
12007         * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
12008         r_sym parameter.
12009
12010         * configure.ac: Update test for TLS descriptors: they are
12011         supported as of glibc 2.9.
12012         * configure: Rebuild.
12013
12014 2008-12-11  Ian Lance Taylor  <iant@google.com>
12015
12016         PR 7091
12017         * target-reloc.h (Default_scan_relocatable_relocs): For each
12018         function, map r_type == 0 to RELOC_DISCARD.
12019
12020 2008-12-10  Cary Coutant  <ccoutant@google.com>
12021
12022         * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
12023         object to override a kept COMDAT group from a plugin object.
12024
12025 2008-12-09  Ian Lance Taylor  <iant@google.com>
12026
12027         PR 7088
12028         * yyscript.y (file_cmd): Handle INPUT.
12029
12030         * testsuite/initpri1.c: Change all declarations to be full
12031         prototypes by adding void, to avoid compiler warnings.
12032
12033 2008-12-05  Rafael Avila de Espindola  <espindola@google.com>
12034
12035         * options.cc (General_options::parse_plugin_opt): New.
12036         (General_options::add_plugin): The argument now is just the filename.
12037         (General_options::add_plugin_option): New.
12038         * options.h (plugin_opt): New.
12039         (add_plugin): Change argument name.
12040         (add_plugin_option): New.
12041         * plugin.cc (Plugin::load): Don't parse the plugin option.
12042         * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
12043         (Plugin::add_option): New.
12044         (Plugin::args_): Change type.
12045         (Plugin::filename_): New.
12046         (Plugin_manager::add_plugin_option): New.
12047         * testsuite/Makefile.am (plugin_test_1): Use new syntax.
12048         * testsuite/Makefile.in: Regenerate.
12049
12050 2008-12-05  Cary Coutant  <ccoutant@google.com>
12051
12052         * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
12053         Handle --strip-lto-sections option.
12054         * options.h (strip_lto_sections): New option.
12055
12056 2008-12-01  Cary Coutant  <ccoutant@google.com>
12057
12058         * plugin.cc (ld_plugin_message): Change format parameter to const.
12059         Fix mismatch between new[] and delete.
12060
12061 2008-11-14  Cary Coutant  <ccoutant@google.com>
12062
12063         * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
12064         instead of -1U.
12065
12066 2008-11-05  Craig Silverstein  <csilvers@google.com>
12067
12068         * options.cc (General_options::parse_dynamic_list): New function.
12069         * options.h (General_options): New flags dynamic_list,
12070         dynamic_list_data, dynamic_list_cpp_new, and
12071         dynamic_list_cpp_typeinfo.  New variable dynamic_list_.
12072         (General_options::in_dynamic_list): New function.
12073         * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
12074         (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
12075         (Lex::can_continue_name): Likewise.
12076         (yylex): Likewise.
12077         (read_script_file): New parameter script_options.
12078         (read_dynamic_list): New function.
12079         (Script_options::define_dynamic_list): New function.
12080         (dynamic_list_keyword_parsecodes): New variable.
12081         (dynamic_list_keywords): New variable.
12082         * script.h (Script_options::define_dynamic_list): New function
12083         prototype.
12084         (read_dynamic_list): New function prototype.
12085         * symtab.cc (strprefix): New macro.
12086         (Symbol::should_add_dynsym_entry): Support dynamic_list,
12087         dynamic_list_data, dynamic_list_cpp_new, and
12088         dynamic_list_cpp_typeinfo.
12089         * yyscript.y (PARSING_DYNAMIC_LIST): New token.
12090         (dynamic_list_expr): New rule.
12091         (dynamic_list_nodes): Likewise.
12092         (dynamic_list_node): Likewise.
12093         * testsuite/Makefile.am (dynamic_list): New test.
12094         * testsuite/Makefile.in: Regenerated.
12095         * testsuite/dynamic_list.t: New file.
12096         * testsuite/dynamic_list.sh: New file.
12097
12098 2008-11-05  Craig Silverstein  <csilvers@google.com>
12099
12100         * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
12101         * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
12102         (t11_last): Likewise.
12103         * testsuite/ver_test_6.c (main): Likewise.
12104
12105 2008-10-07  Cary Coutant  <ccoutant@google.com>
12106
12107         * options.c (General_options::finalize): Add check for -static and
12108         -shared.
12109         * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
12110         is not empty.
12111
12112 2008-10-02  Cary Coutant  <ccoutant@google.com>
12113
12114         * plugin.cc (make_sized_plugin_object): Fix conditional
12115         compilation to work when not all targets are enabled.
12116
12117 2008-09-29  Cary Coutant  <ccoutant@google.com>
12118
12119         * archive.cc (Archive::get_file_and_offset): Use filename instead
12120         of name to get library path.
12121         (Archive::include_member): Unlock external member of a thin archive.
12122
12123         * testsuite/Makefile.am (TEST_AR): New variable.
12124         (thin_archive_test_1): New test.
12125         (thin_archive_test_2): New test.
12126         * testsuite/Makefile.in: Regenerate.
12127         * testsuite/thin_archive_main.cc: New file.
12128         * testsuite/thin_archive_test_1.cc: New file.
12129         * testsuite/thin_archive_test_2.cc: New file.
12130         * testsuite/thin_archive_test_3.cc: New file.
12131         * testsuite/thin_archive_test_4.cc: New file.
12132
12133 2008-09-29  Cary Coutant  <ccoutant@google.com>
12134
12135         * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
12136         * object.cc (Sized_relobj::do_layout): Use constant invalid_address
12137         instead of -1U.
12138         (Sized_relobj::do_finalize_local_symbols): Likewise.
12139         (Sized_relobj::map_to_kept_section): Likewise.
12140         * object.h (Sized_relobj::invalid_address): New constant.
12141         (Sized_relobj::do_output_section_offset): Check for invalid_address
12142         and return -1ULL.
12143         * output.cc (Output_reloc::local_section_offset): Use constant
12144         invalid_address instead of -1U.
12145         (Output_reloc::get_address): Likewise.
12146         (Output_section::output_address): Change -1U to -1ULL.
12147         * output.h (Output_reloc::invalid_address): New constant.
12148         * reloc.cc (Sized_relobj::write_sections): Use constant
12149         invalid_address instead of -1U.
12150         (Sized_relobj::relocate_sections): Likewise.
12151         * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
12152         values for merge sections.
12153         * target-reloc.h (relocate_for_relocatable): Use constant
12154         invalid_address instead of -1U.
12155
12156 2008-09-19  Cary Coutant  <ccoutant@google.com>
12157
12158         Add plugin functionality for link-time optimization (LTO).
12159         * configure.ac (plugins): Add --enable-plugins option.
12160         * configure: Regenerate.
12161         * config.in: Regenerate.
12162         * Makefile.am (LIBDL): New variable.
12163         (CCFILES): Add plugin.cc.
12164         (HFILES): Add plugin.h.
12165         (ldadd_var): Add LIBDL.
12166         * Makefile.in: Regenerate.
12167
12168         * archive.cc: Include "plugin.h".
12169         (Archive::setup): Don't preread archive symbols when using a plugin.
12170         (Archive::get_file_and_offset): Add memsize parameter.  Change callers.
12171         (Archive::get_elf_object_for_member): Call plugin hooks for claiming
12172         files.
12173         (Archive::include_member): Add symbols from plugin objects.
12174         * archive.h (Archive::get_file_and_offset): Add memsize parameter.
12175         * descriptors.cc (Descriptors::open): Check for file descriptors
12176         abandoned by plugins.
12177         (Descriptors::claim_for_plugin): New function.
12178         * descriptors.h (Descriptors::claim_for_plugin): New function.
12179         (Open_descriptor::is_claimed): New field.
12180         (claim_descriptor_for_plugin): New function.
12181         * fileread.cc (File_read::claim_for_plugin): New function.
12182         * fileread.h (File_read::claim_for_plugin): New function.
12183         (File_read::descriptor): New function.
12184         * gold.cc: Include "plugin.h".
12185         (queue_initial_tasks): Add task to call plugin hooks for generating
12186         new object files.
12187         * main.cc: Include "plugin.h".
12188         (main): Load plugin libraries.
12189         * object.h (Pluginobj): Declare.
12190         (Object::pluginobj): New function.
12191         (Object::do_pluginobj): New function.
12192         (Object::set_target): New function.
12193         * options.cc: Include "plugin.h".
12194         (General_options::parse_plugin): New function.
12195         (General_options::General_options): Initialize plugins_ field.
12196         (General_options::add_plugin): New function.
12197         * options.h (Plugin_manager): Declare.
12198         (General_options): Add --plugin option.
12199         (General_options::has_plugins): New function.
12200         (General_options::plugins): New function.
12201         (General_options::add_plugin): New function.
12202         (General_options::plugins_): New field.
12203         * plugin.cc: New file.
12204         * plugin.h: New file.
12205         * readsyms.cc: Include "plugin.h".
12206         (Read_symbols::do_read_symbols): Check for archive before checking
12207         for ELF file.  Call plugin hooks to claim files.
12208         * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
12209         from a real object file; force override when processing replacement
12210         files.
12211         * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
12212         (Symbol::init_base_object): Likewise.
12213         (Symbol::init_base_output_data): Likewise.
12214         (Symbol::init_base_output_segment): Likewise.
12215         (Symbol::init_base_constant): Likewise.
12216         (Symbol::init_base_undefined): Likewise.
12217         (Symbol::output_section): Assert that object is not a plugin.
12218         (Symbol_table::add_from_pluginobj): New function.
12219         (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
12220         undefined.
12221         (Symbol_table::sized_write_globals): Likewise.
12222         (Symbol_table::add_from_pluginobj): Instantiate template.
12223         * symtab.h (Sized_pluginobj): Declare.
12224         (Symbol::in_real_elf): New function.
12225         (Symbol::set_in_real_elf): New function.
12226         (Symbol::in_real_elf_): New field.
12227         (Symbol_table::add_from_pluginobj): New function.
12228
12229         * testsuite/Makefile.am (AM_CFLAGS): New variable.
12230         (LIBDL): New variable.
12231         (LDADD): Add LIBDL.
12232         (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
12233         (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
12234         (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
12235         (MOSTLYCLEANFILES): Likewise.
12236         * testsuite/Makefile.in: Regenerate.
12237         * testsuite/plugin_test.c: New file.
12238         * testsuite/plugin_test_1.sh: New file.
12239         * testsuite/plugin_test_2.sh: New file.
12240
12241 2008-09-16  Ian Lance Taylor  <iant@google.com>
12242
12243         * target-reloc.h (relocate_section): Check whether a symbol is
12244         defined by the ABI before reporting an undefined symbol error.
12245         * target.h (Target::is_defined_by_abi): Make parameter const.
12246         (Target::do_is_defined_by_abi): Likewise.
12247         * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
12248         * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
12249         * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
12250         * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
12251         * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
12252         * testsuite/Makefile.in: Rebuild.
12253
12254         * fileread.cc (make_view): Add casts to avoid warning.
12255
12256 2008-09-16  Alexandre Oliva  <aoliva@redhat.com>
12257
12258         * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
12259         * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
12260
12261 2008-09-16  Alexandre Oliva  <aoliva@redhat.com>
12262
12263         * options.h (General_options::output_is_executable): New.
12264         (General_options::output_is_pie): New.
12265         * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
12266         for shared libraries.
12267         * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
12268
12269 2008-09-11  Chris Demetriou  <cgd@google.com>
12270
12271         * options.h (origin): New -z option.
12272         * layout.cc (Layout:finish_dynamic_section): If "-z origin"
12273         is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
12274         in DT_FLAGS_1.
12275
12276 2008-09-05  Cary Coutant  <ccoutant@google.com>
12277
12278         * fileread.cc (File_read::make_view): Add check for attempt to map
12279         beyond end of file.
12280
12281 2008-09-05  Cary Coutant  <ccoutant@google.com>
12282
12283         * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
12284         explicit instantiations.
12285
12286 2008-08-28  Kris Van Hees  <kris.van.hees@oracle.com>
12287
12288         PR gold/6858
12289         * options.cc (General_options::finalize): Allow undefined symbols
12290         in shlibs if linking -shared.
12291
12292         PR gold/6859
12293         * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
12294         symbols as not needing a dynsym entry.
12295
12296 2008-08-20  Craig Silverstein  <csilvers@google.com>
12297
12298         * fileread.cc (File_read::open): Do not lock the file unless it
12299         was successfully opened.
12300
12301 2008-08-14  Cary Coutant  <ccoutant@google.com>
12302
12303         * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
12304         Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
12305         * testsuite/tls_test.cc (struct int128): 128-bit struct
12306         for testing TLS relocs with non-zero addend.
12307         (v12): New TLS variable.
12308         (t12): New test.
12309         (t_last): Add check for v12.
12310         * testsuite/tls_test.h (t12): New function.
12311         * testsuite/tls_test_main.cc (thread_routine): Call new test.
12312
12313 2008-08-13  Ian Lance Taylor  <iant@google.com>
12314
12315         * layout.cc (Layout::attach_allocated_section_to_segment): Don't
12316         set tls_segment_ or relro_segment_.
12317         (Layout::make_output_segment): Set tls_segment_ and relro_segment_
12318         when appropriate.
12319         * output.h (Output_section::clear_is_relro): New function.
12320         * output.cc (Output_segment::add_output_section): Handle SHF_TLS
12321         sections specially even when output_data_ is empty.
12322         (Output_segment::maximum_alignment): When first section is relro,
12323         only force alignment for PT_LOAD segments.
12324         * script.cc (script_data_segment_align): New function.
12325         (script_data_segment_relro_end): New function.
12326         * script-c.h (script_data_segment_align): Declare.
12327         (script_data_segment_relro_end): Declare.
12328         * script-sections.h (class Script_sections): Declare
12329         data_segment_align and data_segment_relro_end.  Add fields
12330         segment_align_index_ and saw_relro_end_.
12331         * script-sections.cc (class Sections_element): Add set_is_relro
12332         virtual function.  Add new bool* parameter to place_orphan_here.
12333         Add get_output_section virtual function.
12334         (class Output_section_definition): Add set_is_relro.  Add new
12335         bool* parameter to place_orphan_here.  Add get_output_section.
12336         Add is_relro_ field.
12337         (Output_section_definition::Output_section_definition): Initialize
12338         evaluated_address_, evaluated_load_address, evaluated_addralign_,
12339         and is_relro_ fields.
12340         (Output_section_definition::place_orphan_here): Add is_relro
12341         parameter.
12342         (Output_section_definition::set_section_addresses): Set relro for
12343         output section.
12344         (Output_section_definition::alternate_constraint): Likewise.
12345         (class Orphan_output_section): Add new bool* parameter to
12346         place_orphan_here.  Add get_output_section.
12347         (Orphan_output_section::place_orphan_here): Add is_relro
12348         parameter.
12349         (Script_sections::Script_sections): Initialize
12350         data_segment_align_index_ and saw_relro_end_.
12351         (Script_sections::data_segment_align): New function.
12352         (Script_sections::data_segment_relro_end): New function.
12353         (Script_sections::place_orphan): Set or clear is_relro.
12354         (Script_sections::set_section_addresses): Force alignment of first
12355         TLS section.
12356         * yyscript.y (exp): Call script_data_segment_align and
12357         script_data_segment_relro_end.
12358         * testsuite/relro_script_test.t: New file.
12359         * testsuite/relro_test.cc (using_script): Declare.
12360         (t1, t2): Test using_script.
12361         * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
12362         (relro_script_test_SOURCES): Define.
12363         (relro_script_test_DEPENDENCIES): Define.
12364         (relro_script_test_LDFLAGS): Define.
12365         (relro_script_test_LDADD): Define.
12366         (relro_script_test.so): New target.
12367         * testsuite/Makefile.in: Rebuild.
12368
12369 2008-08-06  Cary Coutant <ccoutant@google.com>
12370
12371         * archive.cc (Archive::total_archives, Archive::total_members)
12372         (Archive::total_members_loaded): New variables.
12373         (Archive::setup): Add parameter.  Add option to preread
12374         archive symbols.
12375         (Archive::read_armap): Add counter.
12376         (Archive::get_file_and_offset): New function.
12377         (Archive::get_elf_object_for_member): New function.
12378         (Archive::read_all_symbols): New function.
12379         (Archive::read_symbols): New function.
12380         (Archive::add_symbols): Add counters.
12381         (Archive::include_all_members): Use armap to find members if it's
12382         already built.
12383         (Archive::include_member): Skip reading symbols if already read.
12384         Factored code into Archive::get_file_and_offset and
12385         Archive::get_elf_object_for_member.  Changed call to
12386         Mapfile::report_include_archive_member.
12387         (Archive::print_stats): New function.
12388         * archive.h: Declare Object and Read_symbols_data classes.
12389         (Archive::Archive): Add initializers for new members.
12390         (Archive::setup): Add parameter.
12391         (Archive::print_stats): New function.
12392         (Archive::total_archives, Archive::total_members)
12393         (Archive::total_members_loaded): New variables.
12394         (Archive::get_file_and_offset): New function.
12395         (Archive::get_elf_object_for_member): New function.
12396         (Archive::read_all_symbols): New function.
12397         (Archive::read_symbols): New function.
12398         (Archive::Archive_member): New class.
12399         (Archive::members_): New member.
12400         (Archive::num_members_): New member.
12401         * main.cc: Include archive.h.
12402         (main): Call Archive::print_stats.
12403         * mapfile.cc (Mapfile::report_include_archive_member): Delete
12404         archive parameter; member_name is now the fully-decorated name.
12405         * mapfile.h (Mapfile::report_include_archive_member): Likewise.
12406         * options.h: (General_options): Add --preread-archive-symbols option.
12407         * readsyms.cc (Read_symbols::do_read_symbols): Change call to
12408         Archive::setup.
12409
12410 2008-08-04  Ian Lance Taylor  <iant@google.com>
12411
12412         * symtab.h (Symbol::use_plt_offset): New function.
12413         * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
12414         * powerpc.cc (Relocate::relocate): Likewise.
12415         * sparc.cc (Relocate::relocate): Likewise.
12416         * x86_64.cc (Relocate::relocate): Likewise.
12417         * testsuite/weak_plt.sh: New test.
12418         * testsuite/weak_plt_main.cc: New test.
12419         * testsuite/weak_plt_shared.cc: New test.
12420         * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
12421         (check_PROGRAMS): Add weak_plt.
12422         (check_DATA): Add weak_plt_shared.so.
12423         (weak_plt_main_pic.o, weak_plt): New targets.
12424         (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
12425         * testsuite/Makefile.in: Rebuild.
12426
12427         * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
12428         gcctestdir/ld.
12429         (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
12430         * testsuite/Makefile.in: Rebuild.
12431
12432 2008-08-04  Alan Modra  <amodra@bigpond.net.au>
12433
12434         * Makefile.am (POTFILES.in): Set LC_ALL=C.
12435         * Makefile.in: Regenerate.
12436         * po/POTFILES.in: Regenerate.
12437
12438 2008-07-29  Ian Lance Taylor  <iant@google.com>
12439
12440         * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
12441         symbols before other symbols.
12442         * testsuite/script_test_2.cc (test_addr): Declare.
12443         (test_addr_alias): Declare.
12444         (main): Check that test_addr and test_addr_alias have the right
12445         values.
12446         * testsuite/script_test_2.t: Define test_addr_alias and
12447         test_addr.
12448
12449 2008-07-24  Ian Lance Taylor  <iant@google.com>
12450
12451         PR 5990
12452         * descriptors.cc: New file.
12453         * descriptors.h: New file.
12454         * gold-threads.h (class Hold_optional_lock): New class.
12455         * fileread.cc: Include "descriptors.h".
12456         (File_read::~File_read): Release descriptor rather than closing
12457         it.
12458         (File_read::open) [file]: Call open_descriptor rather than open.
12459         Set is_descriptor_opened_.
12460         (File_read::open) [memory]: Assert that descriptor is not open.
12461         (File_read::reopen_descriptor): New function.
12462         (File_read::release): Release descriptor.
12463         (File_read::do_read): Make non-const.  Reopen descriptor.
12464         (File_read::read): Make non-const.
12465         (File_read::make_view): Reopen descriptor.
12466         (File_read::do_readv): Likewise.
12467         * fileread.h (class File_read): Add is_descriptor_opened_ field.
12468         Update declarations.
12469         * layout.cc: Include "descriptors.h".
12470         (Layout::create_build_id): Use open_descriptor rather than open.
12471         * output.cc: Include "descriptors.h".
12472         (Output_file::open): Use open_descriptor rather than open.
12473         * archive.cc (Archive::const_iterator): Change Archive to be
12474         non-const.
12475         (Archive::begin, Archive::end): Make non-const.
12476         (Archive::count_members): Likewise.
12477         * archive.h (class Archive): Update declarations.
12478         * object.h (Object::read): Make non-const.
12479         * Makefile.am (CCFILES): Add descriptors.cc.
12480         (HFILES): Add descriptors.h.
12481         * Makefile.in: Rebuild.
12482
12483         PR 6716
12484         * gold.h: Always include <clocale>.  Add Solaris workarounds
12485         following code in binutils/sysdep.h.
12486
12487         PR 6048
12488         * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
12489         this->eh_frame_hdr_ is NULL before using it.
12490
12491         * dynobj.cc (Versions::Versions): Update comment.
12492
12493         * dynobj.cc (Versions::Versions): If there is an soname, use it as
12494         the base version name.
12495
12496         * stringpool.cc (Stringpool_template::add_with_length): Set key to
12497         array size plus one.
12498         (Stringpool_template::set_string_offsets): Subtract one from key
12499         before using it as an array index.
12500         (Stringpool_template::get_offset_with_length): Likewise.
12501         (Stringpool_template::write_to_buffer): Likewise.
12502         * stringpool.h (Stringpool_template::get_offset_from_key):
12503         Likewise.
12504
12505 2008-07-23  Ian Lance Taylor  <iant@google.com>
12506
12507         PR 6658
12508         * object.h (Merged_symbol_value::value): Do our best to handle a
12509         negative addend.
12510
12511         PR 6647
12512         * script.cc (Version_script_info::get_versions): Don't add empty
12513         version tag to return value.
12514         (Version_script_info::get_symbol_version_helper): Change return
12515         type to bool.  Add pversion parameter.  Change all callers.
12516         (script_register_vers_node): Don't require a non-NULL tag.
12517         * script.h (class Version_script_info): Update declarations.
12518         (Version_script_info::get_symbol_version): Change return type to
12519         bool.  Add version parameter.  Change all callers.
12520         * symtab.cc (Sized_symbol::add_from_relobj): Rework version
12521         handling.  Handle an empty version from a version script.
12522         (Symbol_table::define_special_symbol): Likewise.
12523         * testsuite/ver_test_10.script: New file.
12524         * testsuite/ver_test_10.sh: New file.
12525         * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
12526         (check_DATA): Add ver_test_10.syms.
12527         (ver_test_10.syms, ver_test_10.so): New target.
12528         * testsuite/Makefile.in: Rebuild.
12529
12530 2008-07-23  Simon Baldwin  <simonb@google.com>
12531
12532         * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
12533         to zero for undefined symbols from dynamic libraries.
12534
12535 2008-07-23  Ian Lance Taylor  <iant@google.com>
12536
12537         * symtab.cc (Symbol_table::resolve): Remove version parameter.
12538         Change all callers.
12539         * symtab.h (class Symbol_table): Update declaration.
12540         * testsuite/ver_test_9.cc: New file.
12541         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
12542         (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
12543         (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
12544         (ver_test_9.so, ver_test_9.o): New targets.
12545         * testsuite/Makefile.in: Rebuild.
12546
12547 2008-07-22  Ian Lance Taylor  <iant@google.com>
12548
12549         * options.h (class General_options): Define --check-sections.
12550         * layout.cc (Layout::set_segment_offsets): Handle
12551         --check-sections.
12552
12553         * options.h (class General_options): Define -n/--nmagic and
12554         -N/--omagic.
12555         * options.cc (General_options::finalize): For -n/--nmagic or
12556         -N/--omagic, set -static.
12557         * layout.cc (Layout::attach_allocated_section_to_segment): If
12558         -N/--omagic, don't put read-only and read-write sections in
12559         different segments.
12560         (Layout::find_first_load_seg): If -N/--omagic, don't insist on
12561         finding a read-only segment.
12562         (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
12563         don't set the minimum segment alignment to the common page size,
12564         and don't set the file offset to the address modulo the page size.
12565         * script-sections.cc (Script_sections::create_segments): If
12566         -n/--omagic, don't put read-only and read-write sections in
12567         different segments.
12568
12569         * cref.cc: New file.
12570         * cref.h: New file.
12571         * options.h (class General_options): Add --print-symbol-counts.
12572         * main.cc (main): Issue defined symbol report if requested.
12573         * archive.cc (Archive::interpret_header): Make into a const member
12574         function.
12575         (Archive::add_symbols): Call Input_objects::archive_start and
12576         archive_stop.
12577         (Archive::const_iterator): Define new class.
12578         (Archive::begin, Archive::end): New functions.
12579         (Archive::include_all_members): Rewrite to use iterator.
12580         (Archive::count_members): New function.
12581         * archive.h (class Archive): Update declarations.
12582         (Archive::filename): New function.
12583         * object.cc: Include "cref.h".
12584         (Sized_relobj::Sized_relobj): Initialize defined_count_.
12585         (Sized_relobj::do_get_global_symbol_counts): New function.
12586         (Input_objects::add_object): Add object to cross-referencer.
12587         (Input_objects::archive_start): New function.
12588         (Input_objects::archive_stop): New function.
12589         (Input_objects::print_symbol_counts): New function.
12590         * object.h: Declare Cref and Archive.
12591         (Object::get_global_symbol_counts): New function.
12592         (Object::do_get_global_symbol_counts): New pure virtual function.
12593         (class Sized_relobj): Add defined_count_ field.  Update
12594         declarations.
12595         (class Input_objects): Add cref_ field.  Update constructor.
12596         Update declarations.
12597         * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
12598         defined_count_.
12599         (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
12600         symbol counts.
12601         (Sized_dynobj::do_get_global_symbol_counts): New function.
12602         * dynobj.h (class Sized_dynobj): Add fields symbols_ and
12603         defined_count_.  Update declarations.  Define Symbols typedef.
12604         * symtab.cc (Symbol_table::add_from_relobj): Add defined
12605         parameter.  Change all callers.
12606         (Symbol_table::add_from_dynobj): Add sympointers and defined
12607         parameters.  Change all callers.
12608         * symtab.h (class Symbol_table): Update declarations.
12609         * Makefile.am (CCFILES): Add cref.cc.
12610         (HFILES): Add cref.h.
12611         * Makefile.in: Rebuild.
12612
12613 2008-07-22  Simon Baldwin  <simonb@google.com>
12614
12615         * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
12616         to zero when writing undefined symbols.
12617
12618 2008-07-22  Ian Lance Taylor  <iant@google.com>
12619
12620         * output.cc (Output_section::add_input_section): Don't try to
12621         merge empty merge sections.
12622
12623 2008-07-21  Craig Silverstein  <csilvers@google.com>
12624
12625         * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
12626         Include symbol version in error message.
12627
12628 2008-07-20  Chris Demetriou  <cgd@google.com>
12629
12630         * configure.ac (gold_cv_c_random_seed): New configured variable.
12631         (RANDOM_SEED_CFLAGS): New substituted variable.
12632         * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
12633         * configure: Rebuild.
12634         * Makefile.in: Likewise.
12635         * testsuite/Makefile.in: Likewise.
12636
12637 2008-07-18  Ian Lance Taylor  <iant@google.com>
12638
12639         * symtab.cc (Symbol_table::add_from_object): Rewrite the case
12640         where we see NAME/NULL and NAME/VERSION  as separate symbols.
12641         * testsuite/ver_test_main.cc (main): Call t4.
12642         (t4, t4_2a): Define.
12643         * testsuite/ver_test_2.cc (t4_2): Define.
12644         * testsuite/ver_test_2.script: Put t4_2a in VER2.
12645         * testsuite/ver_test_4.cc (t4_2a): Define.
12646         * testsuite/ver_test_4.script: Put t4_2a in VER2.
12647         * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
12648
12649 2008-07-17  Ian Lance Taylor  <iant@google.com>
12650
12651         * dynobj.cc (Versions::add_def): If we give an error about a
12652         missing version, go ahead and create the version anyhow.
12653
12654 2008-07-10  Ian Lance Taylor  <iant@google.com>
12655
12656         Handle output sections with more than 0x7fffffff bytes.
12657         * object.h (class Relobj): Change map_to_output_ to
12658         output_sections_, and just keep a section pointer.  Change all
12659         uses.  Move comdat group support to Sized_relobj.
12660         (Relobj::is_section_specially_mapped): Remove.
12661         (Relobj::output_section): Remove poff parameter.  Change all
12662         callers.
12663         (Relobj::output_section_offset): New function.
12664         (Relobj::set_section_offset): Rewrite.
12665         (Relobj::map_to_output): Remove.
12666         (Relobj::output_sections): New function.
12667         (Relobj::do_output_section_offset): New pure virtual function.
12668         (Relobj::do_set_section_offset): Likewise.
12669         (class Sized_relobj): Add section_offsets_ field.  Add comdat
12670         group support from Relobj.  Update declarations.
12671         (Sized_relobj::get_output_section_offset): New function.
12672         (Sized_relobj::do_output_section_offset): New function.
12673         (Sized_relobj::do_set_section_offset): New function.
12674         * object.cc (Relobj::output_section_address): Remove.
12675         (Sized_relobj::Sized_relobj): Initialize new fields.
12676         (Sized_relobj::include_section_group): Cast find_kept_object to
12677         Sized_relobj.
12678         (Sized_relobj::include_linkonce_section): Likewise.
12679         (Sized_relobj::do_layout): Use separate arrays for output section
12680         and output offset.
12681         (Sized_relobj::do_count_local_symbols): Change map_to_output to
12682         output_sections.
12683         (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
12684         output_sections and section_offsets.
12685         (Sized_relobj::write_local_symbols): Likewise.
12686         (map_to_kept_section): Compute output address directly.
12687         * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
12688         output_sections and section_offsets.
12689         (Sized_relobj::write_sections): Likewise.
12690         (Sized_relobj::relocate_sections): Likewise.
12691         * symtab.cc (sized_finalize_symbol): Use output_section_offset.
12692         * output.h (class Output_reloc): Update declarations.  Change
12693         u2_.relobj to Sized_relobj*.
12694         (class Output_data_reloc): Change add functions to use
12695         Sized_relobj*.
12696         * output.cc (Output_reloc::Output_reloc): Change relobj to
12697         Sized_relobj*.
12698         (Output_reloc::local_section_offset): Change return type to
12699         Elf_Addr.  Use get_output_section_offset.
12700         (Output_reloc::get_address): Likewise.
12701         (Output_section::is_input_address_mapped): Don't call
12702         is_section_specially_mapped.
12703         (Output_section::output_offset): Likewise.
12704         (Output_section::output_address): Likewise.
12705         (Output_section::starting_output_address): Likewise.
12706         * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
12707         parameter to Sized_relobj*.
12708         (Copy_relocs::need_copy_reloc): Likewise.
12709         (Copy_relocs::save): Likewise.
12710         * copy-relocs.h (class Copy_relocs): Update declarations.
12711         (class Copy_relocs::Copy_reloc_entry): Change constructor to use
12712         Sized_relobj*.  Change relobj_ field to Sized_relobj*.
12713         * target-reloc.h (relocate_for_relocatable): Change
12714         offset_in_output_section type to Elf_Addr.  Change code that uses
12715         it as well.
12716         * layout.cc (Layout::layout): Always set *off.
12717         * mapfile.cc (Mapfile::print_input_section): Use
12718         output_section_offset.
12719         * i386.cc (Target_i386::copy_reloc): Change object parameter to
12720         Sized_relobj*.
12721         * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
12722         * sparc.cc (Target_sparc::copy_reloc): Likewise.
12723         * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
12724
12725 2008-07-03  Ian Lance Taylor  <iant@google.com>
12726
12727         * layout.cc (Layout::include_section): Do not discard unrecognized
12728         SHT_STRTAB sections.
12729
12730 2008-06-30  Craig Silverstein  <csilvers@cs.stanford.edu>
12731
12732         * script.cc (Lex::can_continue_name): Make '?' allowable in
12733         version-script names.
12734         * testsuite/version_script.map: Change glob pattern to use '?'
12735
12736 2008-06-30  Manish Singh  <yosh@gimp.org>
12737
12738         PR 6585
12739         * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
12740         Correct typo.
12741
12742 2008-06-30  Ian Lance Taylor  <iant@google.com>
12743
12744         PR 6660
12745         PR 6682
12746         * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
12747         versions]: Don't try to read the value in the contents, since we
12748         don't use it.  Use the template endianness when writing.
12749
12750 2008-06-25  Cary Coutant  <ccoutant@google.com>
12751
12752         * fileread.cc (File_read::make_view): Assert on zero-length view.
12753         * object.cc (Sized_relobj::do_read_symbols): Don't try to read
12754         symbol table when there are no symbols to read.
12755
12756 2008-06-23  Craig Silverstein  <csilvers@google.com>
12757
12758         * version.cc (version_string): Bump to 1.7
12759
12760 2008-06-18  Craig Silverstein  <csilvers@google.com>
12761
12762         * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
12763         constant 0xFFFF to type Valtype.
12764         (Powerpc_relocate_functions::rel16_ha): Likewise.
12765
12766 2008-06-17  Ian Lance Taylor  <iant@google.com>
12767
12768         * output.h (Output_section::Input_section): Initialize p2align_ to
12769         zero for Output_section_data constructors.
12770         (Output_section::Input_section::addralign): If not an input
12771         section, return the alignment of the Output_section_data.
12772         * testsuite/copy_test.cc: New file.
12773         * testsuite/copy_test_1.cc: New file.
12774         * testsuite/copy_test_2.cc: New file.
12775         * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
12776         (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
12777         (copy_test_LDFLAGS, copy_test_LDADD): New variables.
12778         (copy_test_1_pic.o, copy_test_1.so): New targets.
12779         (copy_test_2_pic.o, copy_test_2.so): New targets.
12780         * testsuite/Makefile.in: Rebuild.
12781
12782         * script-sections.cc (Script_sections::place_orphan): Initialize
12783         local variable exact.
12784
12785 2008-06-13  David Edelsohn  <edelsohn@gnu.org>
12786
12787         * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
12788
12789 2008-06-12  David Edelsohn  <edelsohn@gnu.org>
12790             David S. Miller  <davem@davemloft.net>
12791
12792         * powerpc.cc: New file.
12793         * Makefile.am (TARGETSOURCES): Add powerpc.cc
12794         (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
12795         * configure.tgt: Add entries for powerpc-* and powerpc64-*.
12796         * Makefile.in: Rebuild.
12797
12798 2008-06-09  Ian Lance Taylor  <iant@google.com>
12799
12800         * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
12801         <exception>.
12802         (throwing, orig_terminate): New static variables.
12803         (terminate_handler): New static function.
12804         (t2): Set terminate handler.
12805
12806 2008-06-05  Kris Van Hees  <kris.van.hees@oracle.com>
12807
12808         PR 6584
12809         * binary.cc (Binary_to_elf::sized_convert): Fix .data
12810         alignment.
12811
12812 2008-05-30  Cary Coutant  <ccoutant@google.com>
12813
12814         * archive.cc (Archive::include_all_members) Correct to step
12815         over symbol table and extended name table in thin archives.
12816
12817 2008-05-29  Kris Van Hees  <kris.van.hees@oracle.com>
12818
12819         PR 6407
12820         * target-reloc.h (relocate_for_relocatable): Fix new_offset
12821         calculation.
12822
12823 2008-05-28  Caleb Howe  <cshowe@google.com>
12824
12825         * reduced_debug_output.cc: New file.
12826         * reduced_debug_output.h: New file.
12827         * options.h (class General_options): Add --strip-debug-non-line.
12828         * options.cc (General_options::finalize): Add strip_debug_non_line
12829         to the strip heirarchy.
12830         * layout.h (class Layout): Add debug_abbrev_ and debug_info_
12831         fields.
12832         * layout.cc: Include "reduced_debug_output.h".
12833         (Layout::Layout): Initialize new fields.
12834         (line_only_debug_sections): New static array.
12835         (is_lines_only_debug_sections): New static inline function.
12836         (Layout::include_section): Handle --strip-debug-non-line.
12837         (Layout::make_output_section): If --strip-debug-non-line, build
12838         new output sections for .debug_abbrev and .debug_info.
12839         * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
12840         gold.  Warn about possible overflow.
12841         (read_signed_LEB_128): Likewise.
12842         * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
12843         (read_signed_LEB_128): Declare.
12844         * Makefile.am (CCFILES): Add reduced_debug_output.cc.
12845         (HFILES): Add reduced_debug_output.h.
12846         * Makefile.in: Rebuild.
12847
12848 2008-05-21  Ian Lance Taylor  <iant@google.com>
12849
12850         * mapfile.cc: New file.
12851         * mapfile.h: New file.
12852         * options.h (class General_options): Add -M/--print-map and -Map.
12853         * options.cc (General_options::finalize): Make -M equivalent to
12854         -Map -.
12855         * main.cc: Include <cstdio> and "mapfile.h".
12856         (main): Open mapfile if requested.
12857         * gold.cc (class Middle_runner): Add mapfile_ field.  Update
12858         constructor.  Change caller.
12859         (queue_initial_tasks): Add mapfile parameter.  Change caller.
12860         (queue_middle_tasks): Likewise.
12861         * gold.h (queue_initial_tasks, queue_middle_tasks): Update
12862         declarations.
12863         * archive.cc: Include "mapfile.h".
12864         (Archive::add_symbols): Add mapfile parameter.  Change all
12865         callers.  Pass mapfile, symbol, and reason to include_member.
12866         (Archive::include_all_members): Add mapfile parameter.  Change all
12867         callers.
12868         (Archive::include_member): Add mapfile, sym, and why parameters.
12869         Change all callers.  Report inclusion to map file.
12870         * archive.h: Include "fileread.h".
12871         (class Archive): Update declarations.
12872         (Archive::file): New const method.
12873         (class Add_archive_symbols): Add mapfile_ field.  Update
12874         constructor.  Change all callers.
12875         * readsyms.h (class Read_symbols): Likewise.
12876         (class Finish_group): Likewise.
12877         (class Read_script): Likewise.
12878         * common.cc: Include "mapfile.h".
12879         (Symbol_table::allocate_commons): Add mapfile parameter.  Change
12880         all callers.
12881         (Symbol_table::do_allocate_commons): Likewise.
12882         (Symbol_table::do_allocate_commons_list): Likewise.  Report common
12883         symbol allocation to mapfile.
12884         * common.h (class Allocate_commons_task): Add mapfile_ field.
12885         Update constructor.  Change all callers.
12886         * symtab.h (class Symbol_table): Update declarations.
12887         * layout.cc: Include "mapfile.h".
12888         (Layout_task_runner::run): Print information to mapfile.
12889         (Layout::create_gold_note): Change Output_data_fixed_space to
12890         Output_data_zero_fill.
12891         (Layout::create_build_id): Likewise.
12892         (Layout::print_to_mapfile): New function.
12893         * layout.h (class Layout_task_runner): Add mapfile_ field.  Update
12894         constructor.  Change caller.
12895         (class Layout): Declare print_to_mapfile.
12896         * output.cc (Output_section::Input_section::print_to_mapfile): New
12897         function.
12898         (Output_section::add_input_section): If producing a map, always
12899         add to input_sections_ list.
12900         (Output_section::do_print_to_mapfile): New function.
12901         (Output_segment::print_sections_to_mapfile): New function.
12902         (Output_segment::print_section_list_to_mapfile): New function.
12903         * output.h: Include "mapfile.h".
12904         (Output_data::print_to_mapfile): New function.
12905         (Output_data::do_print_to_mapfile): New virtual function.
12906         (Output_segment_headers::do_print_to_mapfile): New function.
12907         (Output_file_header::do_print_to_mapfile): New function.
12908         (Output_data_const::do_print_to_mapfile): New function.
12909         (class Output_data_const_buffer): Add map_name_ field.  Update
12910         constructor.  Change all callers.  Add do_print_to_mapfile
12911         function.
12912         (class Output_data_fixed_space): Likewise.
12913         (class Output_data_space): Likewise.
12914         (class Output_data_zero_fill): New class.
12915         (Output_data_strtab::do_print_to_mapfile): New function.
12916         (Output_data_reloc_base::do_print_to_mapfile): New function.
12917         (Output_relocatable_relocs::do_print_to_mapfile): New function.
12918         (Output_data_group::do_print_to_mapfile): New function.
12919         (Output_data_got::do_print_to_mapfile): New function.
12920         (Output_data_dynamic::do_print_to_mapfile): New function.
12921         (Output_symtab_xindex::do_print_to_mapfile): New function.
12922         (class Output_section): Declare do_print_to_mapflie.  Declare
12923         print_to_mapfile in Input_section.
12924         (class Output_segment): Declare new functions.
12925         * object.h (Sized_relobj::symbol_count): New function.
12926         * script-sections.cc
12927         (Output_section_element_dot_assignment::set_section_addresses):
12928         Change Output_data_fixed_space to Output_data_zero_fill.
12929         (Output_data_expression::do_print_to_mapfile): New function.
12930         * script.cc (read_input_script): Add mapfile parameter.  Change
12931         all callers.
12932         * script.h (read_input_script): Update declaration.
12933         * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
12934         (Eh_frame::do_print_to_mapfile): New function.
12935         * merge.h (Output_merge_data::do_print_to_mapfile): New function.
12936         (Output_merge_string::do_print_to_mapfile): New function.
12937         * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
12938         function.
12939         * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
12940         function.
12941         * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
12942         function.
12943         * Makefile.am (CCFILES): Add mapfile.cc.
12944         (HFILES): Add mapfile.h.
12945         * Makefile.in: Rebuild.
12946
12947 2008-05-19  Ian Lance Taylor  <iant@google.com>
12948
12949         * options.h (class General_options): Add -z relro.
12950         * layout.cc (Layout::Layout): Initialize relro_segment_.
12951         (Layout::add_output_section_data): Return the output section.
12952         (Layout::make_output_section): Rcognize relro sections and mark
12953         them appropriately.
12954         (Layout::attach_allocated_section_to_segment): Put relro sections
12955         in a PT_GNU_RELRO segment.
12956         (Layout::create_initial_dynamic_sections): Mark the .dynamic
12957         section as relro.
12958         (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
12959         PT_TLS segments.
12960         (Layout::linkonce_mapping): Map d.rel.ro.local to
12961         .data.rel.ro.local.
12962         (Layout::output_section_name): Us .data.rel.ro.local for any
12963         section which begins with that.
12964         * layout.h (class Layout): Update add_output_section_data
12965         declaration.  Add relro_segment_ field.
12966         * output.cc (Output_section::Output_section): Initialize is_relro_
12967         and is_relro_local_ fields.
12968         (Output_segment::add_output_section): Group relro sections.
12969         (Output_segment::is_first_section_relro): New function.
12970         (Output_segment::maximum_alignment): If there is a relro section,
12971         align the segment to the common page size.
12972         (Output_segment::set_section_addresses): Track whether we are
12973         looking at relro sections.  If the last section is a relro
12974         section, align to the common page size.
12975         (Output_segment::set_section_list_addresses): Add in_relro
12976         parameter.  Change all callers.  Align to the page size when
12977         moving from relro to non-relro section.
12978         (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
12979         segment.
12980         * output.h (class Output_section): Add is_relro_ and
12981         is_relro_local_ fields.
12982         (Output_section::is_relro): New function.
12983         (Output_section::set_is_relro): New function.
12984         (Output_section::is_relro_local): New function.
12985         (Output_section::set_is_relro_local): New function.
12986         (class Output_segment): Update declarations.
12987         * i386.cc (Target_i386::got_section): Mark .got section as relro.
12988         * sparc.cc (Target_sparc::got_section): Likewise.
12989         * x86_64.cc (Target_x86_64::got_section): Likewise.
12990         * testsuite/relro_test_main.cc: New file.
12991         * testsuite/relro_test.cc: New file.
12992         * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
12993         (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
12994         (relro_test_LDFLAGS, relro_test_LDADD): New variables.
12995         (relro_test.so, relro_test_pic.o): New targets.
12996         * testsuite/Makefile.in: Rebuild.
12997
12998 2008-05-16  Ian Lance Taylor  <iant@google.com>
12999
13000         * output.cc (Output_segment::add_output_section): Remove front
13001         parameter.
13002         * output.h (class Output_segment): Remove
13003         add_initial_output_section and overloaded add_output_section.
13004         Update declaration of remaining add_output_section.
13005         * layout.cc (Layout::create_interp): Call add_output_section
13006         rather than add_initial_output_section.
13007         (Layout::finish_dynamic_section): Likewise.
13008
13009         * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
13010         for TLS_GOTDESC and TLS_DESC_CALL.  Only optimize TLS_LDO_32 if we
13011         know the dynamic type.
13012         * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
13013         field.  Initialize it in constructor.
13014         (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
13015         block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
13016         Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
13017         reloc.
13018
13019         * output.cc (Output_reloc::get_address): Change return type to
13020         Elf_Addr.
13021         * output.h (class Output_reloc): Update get_address declaration.
13022         * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
13023         for section addresses.
13024
13025 2008-05-09  Ian Lance Taylor  <iant@google.com>
13026
13027         PR 6493
13028         * gold.cc (gold_nomem): Use return value of write.
13029
13030 2008-05-08  Ian Lance Taylor  <iant@google.com>
13031
13032         * symtab.c (Symbol::init_base_output_data): Add version
13033         parameter.  Change all callers.
13034         (Symbol::init_base_output_segment): Likewise.
13035         (Symbol::init_base_constant): Likewise.
13036         (Symbol::init_base_undefined): Likewise.
13037         (Sized_symbol::init_output_data): Likewise.
13038         (Sized_symbol::init_output_segment): Likewise.
13039         (Sized_symbol::init_constant): Likewise.
13040         (Sized_symbol::init_undefined): Likewise.
13041         (Symbol_table::do_define_in_output_data): If the new symbol has a
13042         version, mark it as the default.
13043         (Symbol_table::do_define_in_output_segment): Likewise.
13044         (Symbol_table::do_define_as_constant): Likewise.
13045         * symtab.h (class Symbol): Update declarations.
13046         (class Sized_symbol): Likewise.
13047         * resolve.cc (Symbol::override_version): New function.
13048         (Symbol::override_base): Call override_version.
13049         (Symbol::override_base_with_special): Likewise.
13050         * testsuite/ver_script_8.script: New file.
13051         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
13052         (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
13053         (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
13054         (ver_test_8_1.so, ver_test_8_2.so): New targets.
13055
13056 2008-05-06  Ian Lance Taylor  <iant@google.com>
13057
13058         PR 6049
13059         * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
13060         functions.
13061         (class General_options): Remove existing --undefined, and add
13062         --no-undefined instead.  Add new --undefined as synonym for -u.
13063         * archive.cc (Archive::add_symbols): Check whether symbol was
13064         named with -u.
13065         * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
13066         * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
13067         all uses.  Add IS_UNDEFINED.  Update declarations to split
13068         different versions of init_base.  Declare init_base_undefined.
13069         (Symbol::is_defined): Handle IS_UNDEFINED.
13070         (Symbol::is_undefined): Likewise.
13071         (Symbol::is_weak_undefined): Call is_undefined.
13072         (Symbol::is_absolute): Handle IS_CONSTANT.
13073         (class Sized_symbol): Update declarations to split different
13074         versions of init.  Declare init_undefined.
13075         (class Symbol_table): Declare new functions.
13076         * symtab.cc (Symbol::init_base_object): Rename from init_base.
13077         Change all callers.
13078         (Symbol::init_base_output_data): Likewise.
13079         (Symbol::init_base_output_segment): Likewise.
13080         (Symbol::init_base_constant): Likewise.
13081         (Symbol::init_base_undefined): New function.
13082         (Sized_symbol::init_object): Rename from init.  Change all
13083         callers.
13084         (Sized_symbol::init_output_data): Likewise.
13085         (Sized_symbol::init_output_segment): Likewise.
13086         (Sized_symbol::init_constant): Likewise.
13087         (Sized_symbol::init_undefined): New function.
13088         (Symbol_table::add_undefined_symbols_from_command_line): New
13089         function.
13090         (Symbol_table::do_add_undefined_symbols_from_command_line): New
13091         function.
13092         (Symbol::final_value_is_known): Handle IS_UNDEFINED.
13093         (Symbol::output_section): Likewise.
13094         (Symbol::set_output_section): Likewise.
13095         (Symbol_table::sized_finalize_symbol): Likewise.
13096         (Symbol_table::sized_write_globals): Likewise.
13097         * resolve.cc (Symbol_table::should_override): Likewise.
13098         (Symbol::override_base_with_special): Likewise.
13099
13100         * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
13101         symbol, change it to have default visibility.
13102         * testsuite/protected_1.cc: New file.
13103         * testsuite/protected_2.cc: New file.
13104         * testsuite/protected_3.cc: New file.
13105         * testsuite/protected_main_1.cc: New file.
13106         * testsuite/protected_main_2.cc: New file.
13107         * testsuite/protected_main_3.cc: New file.
13108         * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
13109         (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
13110         (protected_1_LDFLAGS, protected_1_LDADD): Define.
13111         (protected_1.so): New target.
13112         (protected_1_pic.o, protected_2_pic.o): New targets.
13113         (protected_3_pic.o): New target.
13114         (check_PROGRAMS): Add protected_2.
13115         (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
13116         (protected_2_LDFLAGS, protected_2_LDADD): Define.
13117         * testsuite/Makefile.in: Rebuild.
13118
13119         * options.h (DEFINE_var): Add set_user_set_##varname__.
13120         (DEFINE_bool_alias): New macro.
13121         (class General_options): Define -Bstatic using DEFINE_bool_alias
13122         rather than DEFINE_special.  Add --undefined as an alias for -z
13123         defs.
13124         * options.cc (General_options::parse_Bstatic): Remove.
13125
13126         * options.h (class General_options): Add --fatal-warnings.
13127         * main.cc (main): Implement --fatal-warnings.
13128         * errors.h (Errors::warning_count): New function.
13129
13130         * options.h (class General_options): Add -Bsymbolic-functions.
13131         * symtab.h (Symbol::is_preemptible): Check for
13132         -Bsymbolic-functions.
13133
13134 2008-05-05  Ian Lance Taylor  <iant@google.com>
13135
13136         * options.h (DEFINE_bool): For DASH_Z, create the negative option
13137         as noVARNAME rather than no-VARNAME.
13138         (class General_options): Add option -z combreloc.
13139         * output.h (class Output_reloc) [SHT_REL]: Declare compare and
13140         get_address.
13141         (Output_reloc::sort_before) [SHT_REL]: New function.
13142         (Output_reloc::sort_before) [SHT_RELA]: New function.
13143         (class Output_data_reloc_base): Add sort_relocs_ field.  Define
13144         Sort_relocs_comparison.
13145         (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
13146         parameter.  Change all callers.
13147         (Output_data_reloc::Output_data_reloc) [both versions]: Add
13148         sort_relocs parameter.  Change all callers.
13149         * output.cc (Output_reloc::get_address): New function, broken out
13150         of write_rel.
13151         (Output_reloc::write_rel): Call it.
13152         (Output_reloc::compare): New function.
13153         (Output_data_reloc_base::do_write): Optionally sort relocs.
13154
13155         * configure.ac: If targ_extra_obj is set, link it in.
13156         * configure.tgt: Initialize all variables.
13157         (x86_64*): Set targ_extra_obj and targ_extra_size.
13158         * configure: Rebuild.
13159
13160         * object.cc (Sized_relobj::include_section_group): Adjust section
13161         indexes read from group data.  Build vector to pass to
13162         layout_group.
13163         * layout.cc (Layout::layout_group): Add flags and shndxes
13164         parameters.  Remove contents parameter.  Change caller.  Update
13165         explicit instantiations.
13166         * layout.h (class Layout): Update layout_group declaration.
13167         * output.cc (Output_data_group::Output_data_group): Add flags and
13168         input_shndxes parameters.  Remove contents parameter.  Change
13169         caller.
13170         (Output_data_group::do_write): Change input_sections_ to
13171         input_shndxes_.
13172         * output.h (class Output_data_group): Update constructor
13173         declaration.  Rename input_sections_ to input_shndxes_.
13174         * testsuite/many_sections_test.cc: Add template.
13175
13176 2008-04-30  Cary Coutant  <ccoutant@google.com>
13177
13178         * target-reloc.h (relocate_section): Fix dead-pointer bug.
13179
13180         * layout.cc (Layout::include_section): Refactored check for debug
13181         info section.
13182         (Layout::add_comdat): Add new parameters.  Change type
13183         of signature parameter.  Add object and shndx to signatures table.
13184         (Layout::find_kept_object): New function.
13185         * layout.h: Include <cstring>.
13186         (Layout::is_debug_info_section): New function.
13187         (Layout::add_comdat): Add new parameters.
13188         (Layout::find_kept_object): New function.
13189         (Layout::Kept_section): New struct.
13190         (Layout::Signatures): Change type of map range.
13191         * object.cc (Relobj::output_section_address): New function.
13192         (Sized_relobj::include_section_group): Add new parameters.  Change
13193         calls to Layout::add_comdat.  Change to build table of kept comdat
13194         groups and table mapping discarded sections to kept sections.
13195         (Sized_relobj::include_linkonce_section): Likewise.  Add new parameter.
13196         (Sized_relobj::do_layout): Change calls to include_section_group and
13197         include_linkonce_section.
13198         (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
13199         value to zero when section is discarded.
13200         (Sized_relobj::map_to_kept_section): New function.
13201         * object.h (Relobj::output_section_address): New function.
13202         (Relobj::Comdat_group): New type.
13203         (Relobj::find_comdat_group): New function.
13204         (Relobj::Comdat_group_table): New type.
13205         (Relobj::Kept_comdat_section): New type.
13206         (Relobj::Kept_comdat_section_table): New type.
13207         (Relobj::add_comdat_group): New function.
13208         (Relobj::set_kept_comdat_section): New function.
13209         (Relobj::get_kept_comdat_section): New function.
13210         (Relobj::comdat_groups_): New field.
13211         (Relobj::kept_comdat_sections_): New field.
13212         (Symbol_value::input_value): Update comment.
13213         (Sized_relobj::map_to_kept_section) New function.
13214         (Sized_relobj::include_linkonce_section): Add new parameter.
13215         * target-reloc.h (Comdat_behavior): New type.
13216         (get_comdat_behavior): New function.
13217         (relocate_section): Add code to map a discarded section to the
13218         corresponding kept section when applying a relocation.
13219
13220 2008-04-30  Craig Silverstein  <csilvers@google.com>
13221
13222         * dwarf_reader.cc (next_generation_count): New static var.
13223         (Addr2line_cache_entry): New struct.
13224         (addr2line_cache): New static var.
13225         (Dwarf_line_info::one_addr2line): Added caching.
13226         (Dwarf_line_info::clear_addr2line_cache): New function.
13227         * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
13228         cache-size parameter.
13229         (Dwarf_line_info::one_addr2line_cache): New function.
13230         * symtab.cc (Symbol_table::detect_odr_violations): Pass
13231         new cache-size argument to one_addr2line(), and clear cache.
13232
13233 2008-04-28  Cary Coutant  <ccoutant@google.com>
13234
13235         * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
13236         R_386_PC8 relocations.
13237
13238 2008-04-23  Ian Lance Taylor  <iant@google.com>
13239
13240         * object.cc (Sized_relobj::include_section_group): Check for
13241         invalid section group.
13242
13243         * object.cc (make_elf_object): Correct test for 64-bit ELF file
13244         header size.
13245
13246         * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
13247         than read for file header.
13248         * archive.cc (Archive::include_member): Likewise.
13249
13250 2008-04-23  Paolo Bonzini  <bonzini@gnu.org>
13251
13252         * aclocal.m4: Regenerate.
13253         * configure: Regenerate.
13254
13255 2008-04-19  Ian Lance Taylor  <iant@google.com>
13256
13257         * version.cc (version_string): Bump to 1.6.
13258
13259         * testsuite/Makefile.am (many_sections_r_test): New target.
13260         (many_sections_r_test_SOURCES): Remove.
13261         (many_sections_r_test_DEPENDENCIES): Remove.
13262         (many_sections_r_test_LDFLAGS): Remove.
13263         (many_sections_r_test_LDADD): Remove.
13264
13265         * object.cc (Sized_relobj::do_add_symbols): Always pass
13266         local_symbol_count_ to add_from_relobj.
13267
13268         * testsuite/Makefile.am (many_sections_check.h): Only check one in
13269         every thousand variables.
13270         * testsuite/Makefile.in: Rebuild.
13271
13272         * object.cc (Xindex::initialize_symtab_xindex): New function.
13273         (Xindex::read_symtab_xindex): New function.
13274         (Xindex::sym_xindex_to_shndx): New function.
13275         (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
13276         available.
13277         (Sized_relobj::do_initialize_xindex): New function.
13278         (Sized_relobj::do_read_symbols): Adjust section links.
13279         (Sized_relobj::symbol_section_and_value): Add is_ordinary
13280         parameter.  Change all callers.
13281         (Sized_relobj::include_section_group): Adjust section links and
13282         symbol section indexes.
13283         (Sized_relobj::do_layout): Adjust section links.
13284         (Sized_relobj::do_count_local_symbols): Adjust section links and
13285         symbol section indexes.
13286         (Sized_relobj::do_finalize_local_symbols): Distinguish between
13287         ordinary and special symbols.
13288         (Sized_relobj::write_local_symbols): Add symtab_xindex and
13289         dynsym_xindex parameters.  Change all callers.  Adjust section
13290         links.  Use SHN_XINDEX when needed.
13291         (Sized_relobj::get_symbol_location_info): Adjust section links.
13292         Don't get fooled by special symbols.
13293         * object.h (class Xindex): Define.
13294         (class Object): Add xindex_ parameter.  Declare virtual functoin
13295         do_initialize_xindex.
13296         (Object::adjust_sym_shndx): New function.
13297         (Object::set_xindex): New protected function.
13298         (class Symbol_value): Add is_ordinary_shndx_ field.
13299         (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
13300         (Symbol_value::value): Assert ordinary section.
13301         (Symbol_value::initialize_input_to_output_map): Likewise.
13302         (Symbol_value::set_input_shndx): Add is_ordinary parameter.
13303         Change all callers.
13304         (Symbol_value::input_shndx): Add is_ordinary parameter.  Change
13305         all callers.
13306         (class Sized_relobj): Update declarations.
13307         (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
13308         parameter.  Change all callers.
13309         (Sized_relobj::adjust_shndx): New function.
13310         * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
13311         field.
13312         (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
13313         parameter.  Change all callers.  Pick up SHT_DYNSYM_SHNDX section
13314         for SHT_DYNSYM section if available.  Set dynsym_shndx_ field.
13315         (Sized_dynobj::read_dynsym_section): Adjust section links.
13316         (Sized_dynobj::read_dynamic): Likewise.
13317         (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field.  Adjust
13318         section links.
13319         (Sized_dynobj::do_initialize_xindex): New function.
13320         * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field.  Declare
13321         do_initialize_xindex.
13322         (Sized_dynobj::adjust_shndx): New function.
13323         * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
13324         dynsym_xindex_ fields.
13325         (Layout::finalize): Add a call to set_section_indexes before
13326         creating the symtab sections.
13327         (Layout::set_section_indexes): Don't do anything if the section
13328         already has a section index.
13329         (Layout::create_symtab_sections): Add shnum parameter.  Change
13330         caller.  Create .symtab_shndx section if needed.
13331         (Layout::create_shdrs): Add shstrtab_section parameter.  Change
13332         caller.
13333         (Layout::allocated_output_section_count): New function.
13334         (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
13335         needed.
13336         * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
13337         fields.  Update declarations.
13338         (Layout::symtab_xindex): New function.
13339         (Layout::dynsym_xindex): New function.
13340         (class Write_symbols_task): Add layout_ field.
13341         (Write_symbols_task::Write_symbols_task): Add layout parameter.
13342         Change caller.
13343         * output.cc (Output_section_headers::Output_section_headers): Add
13344         shstrtab_section parameter.  Change all callers.
13345         (Output_section_headers::do_sized_write): Store overflow values
13346         for section count and section string table section index in
13347         section header zero.
13348         (Output_file_header::do_sized_write): Check for overflow of
13349         section count and section string table section index.
13350         (Output_symtab_xindex::do_write): New function.
13351         (Output_symtab_xindex::endian_do_write): New function.
13352         * output.h (class Output_section_headers): Add shstrtab_section_.
13353         Update declarations.
13354         (class Output_symtab_xindex): Define.
13355         (Output_section::has_out_shndx): New function.
13356         * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
13357         field.
13358         (Symbol::init_base): Add st_shndx and is_ordinary parameters.
13359         Change all callers.
13360         (Sized_symbol::init): Likewise.
13361         (Symbol::output_section): Check for ordinary symbol.
13362         (Symbol_table::add_from_object): Remove orig_sym parameter.  Add
13363         st_shndx, is_ordinary, and orig_st_shndx parameters.  Change all
13364         callers.
13365         (Symbol_table::add_from_relobj): Add symndx_offset parameter.
13366         Change all callers.  Simplify handling of symbols from sections
13367         not included in the link.
13368         (Symbol_table::add_from_dynobj): Handle ordinary symbol
13369         distinction.
13370         (Weak_alias_sorter::operator()): Assert that symbols are
13371         ordinary.
13372         (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
13373         distinction.
13374         (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
13375         parameters.  Change all callers.
13376         (Symbol_table::sized_write_globals): Likewise.  Handle ordinary
13377         symbol distinction.  Use SHN_XINDEX when needed.
13378         (Symbol_table::write_section_symbol): Add symtab_xindex
13379         parameter.  Change all callers.
13380         (Symbol_table::sized_write_section_symbol): Likewise.  Use
13381         SHN_XINDEX when needed.
13382         * symtab.h (class Symbol): Add is_ordinary_shndx_ field.  Update
13383         declarations.
13384         (Symbol::shndx): Add is_ordinary parameter.  Change all callers.
13385         (Symbol::is_defined): Check is_ordinary.
13386         (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
13387         (Symbol::is_absolute, Symbol::is_common): Likewise.
13388         (class Sized_symbol): Update declarations.
13389         (class Symbol_table): Update declarations.
13390         * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
13391         parameters.  Change all callers.
13392         (Sized_symbol::override): Likewise.
13393         (Symbol_table::override): Likewise.
13394         (symbol_to_bits): Add is_ordinary parameter.  Change all callers.
13395         (Symbol_table::resolve): Remove orig_sym parameter.  Add st_shndx,
13396         is_ordinary, and orig_st_shndx parameters.  Change all callers.
13397         * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
13398         to be in an ordinary section.
13399         * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
13400         object and is_ordinary parameters.  Change all callers.
13401         (Sized_dwarf_line_info::read_relocs): Add object parameter.
13402         Change all callers.  Don't add undefined or non-ordinary symbols
13403         to reloc_map_.
13404         (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
13405         Change all callers.
13406         * dwarf_reader.h (class Sized_dwarf_line_info): Update
13407         declarations.
13408         * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
13409         * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
13410         (Sized_relobj::relocate_sections): Likewise.
13411         * target-reloc.h (scan_relocs): Adjust section symbol index.
13412         (scan_relocatable_relocs): Likewise.
13413         * i386.cc (Scan::local): Check for ordinary symbols.
13414         * sparc.cc (Scan::local): Likewise.
13415         * x86_64.cc (Scan::local): Likewise.
13416         * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
13417         to symbol_section_and_value.
13418         * testsuite/many_sections_test.cc: New file.
13419         * testsuite/Makefile.am (BUILT_SOURCES): Define.
13420         (check_PROGRAMS): Add many_sections_test.
13421         (many_sections_test_SOURCES): Define.
13422         (many_sections_test_DEPENDENCIES): Define.
13423         (many_sections_test_LDFLAGS): Define.
13424         (BUILT_SOURCES): Add many_sections_define.h.
13425         (many_sections_define.h): New target.
13426         (BUILT_SOURCES): Add many_sections_check.h.
13427         (many_sections_check.h): New target.
13428         (check_PROGRAMS): Add many_sections_r_test.
13429         (many_sections_r_test_SOURCES): Define.
13430         (many_sections_r_test_DEPENDENCIES): Define.
13431         (many_sections_r_test_LDFLAGS): Define.
13432         (many_sections_r_test_LDADD): Define.
13433         (many_sections_r_test.o): New target.
13434         * testsuite/Makefile.in: Rebuild.
13435
13436 2008-04-17  Cary Coutant  <ccoutant@google.com>
13437
13438         * errors.cc (Errors::info): New function.
13439         (gold_info): New function.
13440         * errors.h (Errors::info): New function.
13441         * gold.h (gold_info): New function.
13442         * object.cc (Input_objects::add_object): Print trace output.
13443         * options.cc (options::parse_set): New function.
13444         (General_options::parse_wrap): Deleted.
13445         (General_options::General_options): Deleted initializer.
13446         * options.h (options::String_set): New typedef.
13447         (options::parse_set): New function.
13448         (DEFINE_set): New macro.
13449         (General_options::wrap): Changed to use DEFINE_set. Changed
13450         callers of any_wrap_symbols and is_wrap_symbol.
13451         (General_options::trace, General_options::trace_symbol):
13452         New options.
13453         (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
13454         (General_options::wrap_symbols_): Deleted.
13455         * symtab.cc (Symbol_table::add_from_object): Print trace output.
13456
13457 2008-04-17  David S. Miller  <davem@davemloft.net>
13458
13459         * options.cc (General_options::parse_V): New function.
13460         * options.h: Add entries for -V and -Qy.
13461
13462 2008-04-17  Ian Lance Taylor  <iant@google.com>
13463
13464         * common.cc (Symbol_table::allocate_commons): Remove options
13465         parameter.  Change caller.
13466         (Symbol_table::do_allocate_commons): Remove options parameter.
13467         Change caller.  Just call do_allocate_commons_list twice.
13468         (Symbol_table::do_allocate_commons_list): New function, broken out
13469         of do_allocate_commons.
13470         * common.h (class Allocate_commons_task): Remove options_ field.
13471         Update constructor.
13472         * symtab.cc (Symbol_table::Symbol_table): Initialize
13473         tls_commons_.
13474         (Symbol_table::add_from_object): Put TLS common symbols on
13475         tls_commons_ list.
13476         (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
13477         which are IN_OUTPUT_DATA.
13478         * symtab.h (class Symbol_table): Add tls_commons_ field.  Update
13479         allocate_commons and do_allocate_commons declarations.  Declare
13480         do_allocate_commons_list.
13481         * gold.cc (queue_middle_tasks): Update creation of
13482         Allocate_commons_task to not pass options.
13483         * testsuite/Makefile.am (INCLUDES): Add -I.. .
13484         (TLS_TEST_C_FLAGS): New variable.
13485         (tls_test_c_pic.o): New target.
13486         (tls_test_shared.so): Link in tls_test_c_pic.o.
13487         (tls_test_c_pic_ie.o): New target.
13488         (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
13489         (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
13490         (tls_test_c.o): New target.
13491         (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
13492         (tls_pic_test_LDADD): Likewise.
13493         (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
13494         (tls_shared_gd_to_ie_test_LDADD): Likewise.
13495         (tls_test_c_gnu2.o): New target.
13496         (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
13497         tls_test_c_gnu2.o.
13498         (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
13499         (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
13500         (tls_test_shared_nonpic.so): Link in tls_test_c.o.
13501         * testsuite/tls_test.cc: Include "config.h".
13502         (t_last): Call t11_last.
13503         * testsuite/tls_test.h (t11, t11_last): Declare.
13504         * testsuite/tls_test_c.c: New file.
13505         * testsuite/tls_test_main.cc (thread_routine): Call t11.
13506         * configure.ac: Check for OpenMP support.
13507         * configure, config.in, Makefile.in: Rebuild.
13508         * testsuite/Makefile.in: Rebuild.
13509
13510 2008-04-16  Cary Coutant  <ccoutant@google.com>
13511
13512         * i386.cc (Target_i386::define_tls_base_symbol): New function.
13513         (Target_i386::tls_base_symbol_defined_): New field.
13514         (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
13515         (Target_i386::Scan::global): Likewise.
13516         * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
13517         * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
13518         (Target_x86_64::tls_base_symbol_defined_): New field.
13519         (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
13520         (Target_x86_64::Scan::global): Likewise.
13521
13522 2008-04-16  Cary Coutant  <ccoutant@google.com>
13523
13524         * symtab.h (Symbol::is_strong_undefined): Removed unused function.
13525         (Symbol::needs_plt_entry): Allow weak undefined symbols.
13526         (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
13527         building shared libraries.
13528         * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
13529         (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
13530         (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
13531         * testsuite/Makefile.in: Rebuild.
13532         * testsuite/weak_undef.h: New file.
13533         * testsuite/weak_undef_file1.cc: Add extra test cases.
13534         * testsuite/weak_undef_file2.cc: Likewise.
13535         * testsuite/weak_undef_test.cc: Likewise.
13536
13537 2008-04-16  David S. Miller  <davem@davemloft.net>
13538
13539         * sparc.cc (Target_sparc::Scan): Change from struct to class.
13540         Add issued_non_pic_error_ field.  Declare check_non_pic.
13541         (Target_sparc::Scan::check_non_pic): New function.
13542         (Target_sparc::Scan::local): Call check_non_pic as appropriate.
13543         (Target_sparc::Scan::global): Likewise.
13544
13545         * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
13546         * configure: Rebuild.
13547
13548         * options.h (DEFINE_enable): New macro.
13549         (new_dtags): New enable option.
13550         (initfirst, interpose, loadfltr, nodefaultlib,
13551         nodelete, nodlopen, nodump): New -z options.
13552         * layout.cc (Layout:finish_dynamic_section): If new
13553         dtags enabled, emit DT_RUNPATH.  Also, emit a
13554         DT_FLAGS_1 containing any specified -z flags.
13555
13556 2008-04-16  Ian Lance Taylor  <iant@google.com>
13557
13558         * copy-relocs.cc: New file.
13559         * copy-relocs.h: New file.
13560         * reloc.cc: Remove Copy_relocs code.
13561         * reloc.h: Likewise.
13562         * reloc-types.h (struct Reloc_types) [both versions]: Add
13563         get_reloc_addend_noerror.
13564         * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
13565         variants of add_global which take an addend which must be zero.
13566         * i386.cc: Include "copy-relocs.h".
13567         (class Target_i386): Change type of copy_relocs_ to variable,
13568         update initializer.
13569         (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
13570         Change all callers.
13571         (Target_i386::do_finalize_sections): Change handling of
13572         copy_relocs_.
13573         * sparc.cc: Include "copy-relocs.h".
13574         (class Target_sparc): Change type of copy_relocs_ to variable,
13575         update initializer.
13576         (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
13577         Change all callers.
13578         (Target_sparc::do_finalize_sections): Change handling of
13579         copy_relocs_.
13580         * x86_64.cc: Include "copy-relocs.h".
13581         (class Target_x86_64): Change type of copy_relocs_ to variable,
13582         update initializer.
13583         (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
13584         class.  Change all callers.
13585         (Target_x86_64::do_finalize_sections): Change handling of
13586         copy_relocs_.
13587         * Makefile.am (CCFILES): Add copy-relocs.cc.
13588         (HFILES): Add copy-relocs.h.
13589
13590         * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
13591
13592         * testsuite/script_test_4.sh: Permit leading zeroes.
13593
13594 2008-04-15  Ian Lance Taylor  <iant@google.com>
13595
13596         * script-sections.cc (Script_sections::create_segments): Use
13597         header_size_adjustment even when there is enough room for the
13598         headers.
13599         * testsuite/script_test_4.sh: New file.
13600         * testsuite/script_test_4.t: New file.
13601         * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
13602         (check_DATA): Add script_test_4.stdout.
13603         (MOSTLYCLEANFILES): Likewise.
13604         (script_test_4): New target.
13605         (script_test_4.stdout): New target.
13606         * testsuite/Makefile.in: Rebuild.
13607
13608         * sparc.cc: Add definitions for Output_data_plt_sparc class
13609         constants.
13610
13611 2008-04-14  David S. Miller  <davem@davemloft.net>
13612
13613         * sparc.cc: New file.
13614         * Makefile.am (TARGETSOURCES): Add sparc.cc
13615         (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
13616         * configure.tgt: Document targ_extra_size and
13617         targ_extra_big_endian.  Add entries for sparc-* and
13618         sparc64-*.
13619         * configure.ac: Handle targ_extra_size and
13620         targ_extra_big_endian.
13621         * Makefile.in: Rebuild.
13622         * configure: Likewise.
13623         * po/POTFILES.in: Likewise.
13624         * po/gold.pot: Likewise.
13625
13626 2008-04-14  Ian Lance Taylor  <iant@google.com>
13627
13628         * layout.cc (Layout::Layout): Initialize sections_are_attached_.
13629         (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
13630         in the name/type/flags to section mapping.  Don't call
13631         allocate_output_section.
13632         (Layout::choose_output_section): Change parameter from adjust_name
13633         to is_input_section.  Don't permit input sections after sections
13634         are attached to segments.  Don't call allocate_output_section.
13635         (Layout::layout_eh_frame): Call update_flags_for_input_section,
13636         not write_enable_output_section.
13637         (Layout::make_output_section): Don't push to
13638         unattached_section_list_ nor call attach_to_segment.  Call
13639         attach_section_to_segment if sections are attached.
13640         (Layout::attach_sections_to_segments): New function.
13641         (Layout::attach_section_to_segment): New function.
13642         (Layout::attach_allocated_section_to_segment): Rename from
13643         attach_to_segment.  Remove flags parameter.
13644         (Layout::allocate_output_section): Remove function.
13645         (Layout::write_enable_output_section): Remove function.
13646         * layout.h (class Layout): Update for above changes.  Add new
13647         field sections_are_attached_.
13648         * output.h (Output_section::update_flags_for_input_section): New
13649         function.
13650         * output.cc (Output_section::add_input_section): Call
13651         update_flags_for_input_section.
13652         * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
13653
13654 2008-04-11  Cary Coutant  <ccoutant@google.com>
13655
13656         * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
13657         thought unnecessary.
13658         * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
13659
13660 2008-04-11  Ian Lance Taylor  <iant@google.com>
13661
13662         * output.h (class Output_section_data): Remove inline definition
13663         of set_addralign.
13664         * output.cc (Output_section_data::set_addralign): New function.
13665
13666 2008-04-11  Cary Coutant  <ccoutant@google.com>
13667
13668         Add support for TLS descriptors for i386 and x86_64.
13669         * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
13670         (Target_i386::Relocate::tls_desc_gd_to_le): New function.
13671         (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
13672         GOT_TYPE_TLS_DESC.
13673         (Target_i386::got_mod_index_entry): Remove unnecessary code.
13674         (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
13675         R_386_TLS_DESC_CALL relocations.  Fix problem with initial-exec
13676         relocations.
13677         (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
13678         Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
13679         Fix problem with initial-exec relocations.
13680         (Target_i386::Relocate::relocate_tls): Likewise.
13681         (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
13682         relaxation.
13683         * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
13684         support for section-plus-offset dynamic table entries.
13685         * output.h (Output_data_dynamic::add_section_plus_offset): New function.
13686         (Output_data_dynamic::Dynamic_entry): Add support for
13687         section-plus-offset dynamic table entries.
13688         (Output_data_dynamic::Classification): Likewise.
13689         (Output_data_dynamic::classification_): Renamed offset_.
13690         * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
13691         (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
13692         (Target_x86_64::make_plt_section): New function.
13693         (Target_x86_64::reserve_tlsdesc_entries): New function.
13694         (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
13695         (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
13696         (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
13697         (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
13698         (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
13699         (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
13700         (Output_data_plt_x86_64::set_final_data_size): Move out of line;
13701         add extra PLT entry for TLS descriptors.
13702         (Output_data_plt_x86_64::got_): New field.
13703         (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
13704         (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
13705         fields.
13706         (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
13707         descriptors.
13708         (Target_x86_64::make_plt_entry): Factor out make_plt_section.
13709         (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
13710         (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
13711         R_386_TLS_DESC_CALL relocations.
13712         (Target_x86_64::Scan::global): Likewise.
13713         (Target_x86_64::do_finalize_sections): Add dynamic table entries
13714         for TLS descriptors.
13715         (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
13716         Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
13717         (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
13718         GD-to-IE relaxation.
13719         * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
13720         and TLS_DESCRIPTORS.
13721         * Makefile.in: Rebuild.
13722         * configure: Rebuild.
13723         * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
13724         (tls_test_shared2.so): New target.
13725         (tls_shared_gd_to_ie_test_SOURCES): New variable.
13726         (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
13727         (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
13728         (tls_shared_gd_to_ie_test_LDADD): New variable.
13729         (tls_shared_gnu2_gd_to_ie_test): New target.
13730         (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
13731         New targets.
13732         (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
13733         (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
13734         (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
13735         (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
13736         (tls_shared_gnu2_test): New target.
13737         (tls_test_gnu2_shared.so): New target.
13738         (tls_shared_gnu2_test_SOURCES): New variable.
13739         (tls_shared_gnu2_test_DEPENDENCIES): New variable.
13740         (tls_shared_gnu2_test_LDFLAGS): New variable.
13741         (tls_shared_gnu2_test_LDADD): New variable.
13742         * testsuite/Makefile.in: Rebuild.
13743         * testsuite/Makefile.
13744
13745 2008-04-11  Ian Lance Taylor  <iant@google.com>
13746
13747         * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
13748         justsyms.t.
13749         * testsuite/Makefile.in: Rebuild.
13750
13751         * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
13752         long.
13753         * testsuite/script_test_2.cc (main): Adjust test.
13754
13755 2008-04-11  David S. Miller  <davem@davemloft.net>
13756             Ian Lance Taylor  <iant@google.com>
13757
13758         * options.h (General_options): Add entries for '-Y' and
13759         '-relax'.
13760         * options.cc (General_options:finalize): If -Y was used, add those
13761         entries to the library path instead of the default "/lib" and
13762         "/usr/lib".
13763
13764 2008-04-11  David S. Miller  <davem@davemloft.net>
13765
13766         * testsuite/justsyms.t: Start at 0x100.
13767         * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
13768         * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
13769         long.
13770         * testsuite/script_test_2.cc: Adjust string and section length
13771         checks.
13772
13773 2008-04-09  Ian Lance Taylor  <iant@google.com>
13774
13775         PR gold/5996
13776         * script-sections.cc (Sections_element::allocate_to_segment): Add
13777         orphan parameter.
13778         (Output_section_definition::allocate_to_segment): Likewise.
13779         (Orphan_output_section::allocate_to_segment): Likewise.
13780         (Script_sections::attach_sections_using_phdrs_clause): Don't
13781         propagate non-PT_LOAD segments to orphan sections.
13782         * testsuite/Makefile.am (script_test_3.stdout): Generate using
13783         readelf rather than objdump.
13784         * testsuite/script_test_3.sh: Adjust accordingly.  Test that
13785         .interp section and PT_INTERP segment are the same size.
13786         * testsuite/Makefile.in: Rebuild.
13787
13788         * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
13789         aliases for symbols defined in the same object.
13790         * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
13791         (weak_alias_test_SOURCES): New variable.
13792         (weak_alias_test_DEPENDENCIES): New variable.
13793         (weak_alias_test_LDFLAGS): New variable.
13794         (weak_alias_test_LDADD): New variable.
13795         (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
13796         (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
13797         (weak_alias_test_3.o): New target.
13798         (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
13799         * testsuite/weak_alias_test_main.cc: New file.
13800         * testsuite/weak_alias_test_1.cc: New file.
13801         * testsuite/weak_alias_test_2.cc: New file.
13802         * testsuite/weak_alias_test_3.cc: New file.
13803
13804 2008-04-08  Ian Lance Taylor  <iant@google.com>
13805
13806         * options.h (class General_options): Add --noinhibit-exec option.
13807         * main.cc (main): Check --noinhibit-exec.
13808
13809         * options.h (class General_options): Define --wrap as a special
13810         option.  Add wrap_symbols_ field.
13811         (General_options::any_wrap_symbols): New function.
13812         (General_options::is_wrap_symbol): New function.
13813         * options.cc (General_options::parse_wrap): New function.
13814         (General_options::General_options): Initialize wrap_symbols_.
13815         * symtab.cc (Symbol_table::wrap_symbol): New function.
13816         (Symbol_table::add_from_object): Handle --wrap.
13817         * symtab.h (class Symbol_table): Declare wrap_symbol.
13818         * target.h (Target::wrap_char): New function.
13819         (Target::Target_info): Add wrap_char field.
13820         * i386.cc (Target_i386::i386_info): Initialize wrap_char.
13821         * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
13822         * testsuite/testfile.cc (Target_test::test_target_info):
13823         Likewise.
13824
13825         * errors.cc (Errors::undefined_symbol): Mention symbol version if
13826         there is one.
13827
13828         * layout.h (class Layout): Add added_eh_frame_data_ field.
13829         * layout.cc (Layout::Layout): Initialize new field.
13830         (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
13831         output section until we find a section we merged successfully.
13832         * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
13833         that the size be non-zero.
13834
13835         * merge.cc (Object_merge_map::get_output_offset): Remove inline
13836         qualifier.
13837
13838 2008-04-08  Craig Silverstein  <csilvers@google.com>
13839
13840         * configure.ac: Export new conditional variable HAVE_ZLIB.
13841         * testsuite/Makefile.am (flagstest_o_specialfile): Condition
13842         on HAVE_ZLIB.
13843         (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
13844         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13845
13846 2008-04-07  Ian Lance Taylor  <iant@google.com>
13847
13848         * version.cc (version_string): Set to "1.5".
13849
13850         * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
13851         Add issued_non_pic_error_ field.  Declare check_non_pic.
13852         (Target_x86_64::Scan::check_non_pic): New function.
13853         (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
13854         (Target_x86_64::Scan::global): Likewise.
13855
13856         * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
13857         addend parameter.  Change caller.  Handle merge sections.
13858         (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
13859         Address to Addend.  Don't add in the result of
13860         local_section_offset, pass down the addend and use the returned
13861         value.
13862         * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
13863         Update declarations of local_section_offset and symbol_value.
13864         * testsuite/two_file_test_1.cc (t18): New function.
13865         * testsuite/two_file_test_2.cc (f18): New function.
13866         * testsuite/two_file_test_main.cc (main): Call t18.
13867         * testsuite/two_file_test.h (t18, f18): Declare.
13868
13869         * configure.ac: Don't test for objdump, c++filt, or readelf.
13870         * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
13871         conditionals.
13872         (TEST_READELF): New variable.
13873         (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
13874         (check_PROGRAMS): Add two_file_strip_test.
13875         (two_file_strip_test): New target.
13876         (check_PROGRAMS): Add two_file_same_shared_strip_test.
13877         (two_file_same_shared_strip_test_SOURCES): New variable.
13878         (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
13879         (two_file_same_shared_strip_test_LDFLAGS): New variable.
13880         (two_file_same_shared_strip_test_LDADD): New variable.
13881         (two_file_shared_strip.so): New target.
13882         (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
13883         (ver_test_5.syms, ver_test_7.syms): Likewise.
13884         (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
13885         (strip_test_3.stdout): Use TEST_OBJDUMP.
13886         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13887
13888 2008-04-04  Cary Coutant  <ccoutant@google.com>
13889
13890         * symtab.h (Symbol::is_weak_undefined): New function.
13891         (Symbol::is_strong_undefined): New function.
13892         (Symbol::is_absolute): New function.
13893         (Symbol::needs_plt_entry): Exclude weak undefined symbols.
13894         (Symbol::needs_dynamic_reloc): Exclude weak undefined and
13895         absolute symbols.
13896         * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
13897         (weak_undef_test): New target.
13898         * testsuite/Makefile.in: Rebuild.
13899         * testsuite/weak_undef_file1.cc: New file.
13900         * testsuite/weak_undef_file2.cc: New file.
13901         * testsuite/weak_undef_test.cc: New file.
13902
13903 2008-04-03  Craig Silverstein  <csilvers@google.com>
13904
13905         * compressed_output.h (class Output_compressed_section): Use
13906         unsigned buffer.
13907         * compressed_output.cc (zlib_compress): Use unsigned buffers,
13908         add zlib header.
13909         (zlib_compressed_suffix): Removed.
13910         (Output_compressed_section::set_final_data_size): Use unsigned
13911         buffers.
13912         * testsuite/Makefile.am (flagstest_compress_debug_sections):
13913         Fix linker invocation.
13914         (flagstest_o_specialfile_and_compress_debug_sections):
13915         Likewise.
13916         * testsuite/Makefile.in: Regenerated.
13917
13918 2008-04-02  David S. Miller  <davem@davemloft.net>
13919
13920         *  dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
13921         Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
13922
13923 2008-04-02  Craig Silverstein  <csilvers@google.com>
13924
13925         * TODO: New file.
13926
13927 2008-04-02  Ian Lance Taylor  <iant@google.com>
13928
13929         * fileread.cc (File_read::find_view): Add byteshift and vshifted
13930         parameters.  Update for new key type to views_.  Change all
13931         callers.
13932         (File_read::read): Adjust for byteshift in returned view.
13933         (File_read::add_view): New function, broken out of
13934         find_and_make_view.
13935         (File_read::make_view): New function, broken out of
13936         find_and_make_view.
13937         (File_read::find_or_make_view): Add offset and aligned
13938         parameters.  Rewrite accordingly.  Change all callers.
13939         (File_read::get_view): Add offset and aligned parameters.  Adjust
13940         for byteshift in return value.
13941         (File_read::get_lasting_view): Likewise.
13942         * fileread.h (class File_read): Update declarations.
13943         (class File_read::View): Add byteshift_ field.  Add byteshift to
13944         constructor.  Add byteshift method.
13945         * archive.h (Archive::clear_uncached_views): New function.
13946         (Archive::get_view): Add aligned parameter.  Change all callers.
13947         * object.h (Object::get_view): Add aligned parameter.  Change all
13948         callers.
13949         (Object::get_lasting_view): Likewise.
13950
13951         * fileread.cc (File_read::release): Don't call clear_views if
13952         there are multiple objects.
13953         * fileread.h (File_read::clear_uncached_views): New function.
13954         * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
13955         on the archive.
13956
13957 2008-03-31  Cary Coutant  <ccoutant@google.com>
13958
13959         Add thin archive support.
13960         * archive.cc (Archive::armagt): New const.
13961         (Archive::setup): Remove task parameter and calls to unlock.
13962         (Archive::unlock_nested_archives): New function.
13963         (Archive::read_header): Add nested_off parameter. Change
13964         all callers.
13965         (Archive::interpret_header): Likewise.
13966         (Archive::include_all_members): Change to handle thin
13967         archives.
13968         (Archive::include_member): Likewise.
13969         * archive.h (Archive::Archive): Add new parameters and
13970         initializers.
13971         (Archive::armagt): New const.
13972         (Archive::setup): Remove task parameter.
13973         (Archive::unlock_nested_archives): New function.
13974         (Archive::read_header): Add nested_off parameter.
13975         (Archive::interpret_header): Likewise.
13976         (Archive::Nested_archive_table): New typedef.
13977         (Archive::is_thin_archive_): New field.
13978         (Archive::nested_archives_): New field.
13979         (Archive::options_): New field.
13980         (Archive::dirpath_): New field.
13981         (Archive::task_): New field.
13982         * readsyms.cc (Read_symbols::do_read_symbols): Add check
13983         for thin archives.  Pass additional parameters to
13984         Archive::Archive.  Unlock the archive file after calling
13985         Archive::setup.
13986
13987 2008-03-29  Ian Lance Taylor  <iant@google.com>
13988
13989         * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
13990         version symbol to be local.
13991         * testsuite/ver_test_4.sh: New file.
13992         * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
13993         (check_DATA): Add ver_test_4.syms.
13994         (ver_test_4.syms): New target.
13995         * testsuite/Makefile.in: Rebuild.
13996
13997         * output.cc
13998         (Output_section::Input_section_sort_entry::has_priority): New
13999         function.
14000         (Output_section::Input_section_sort_entry::match_file_name): New
14001         function.
14002         (Output_section::Input_section_sort_entry::match_section_name):
14003         Remove.
14004         (Output_section::Input_section_sort_entry::match_section_name_prefix):
14005         Remove.
14006         (Output_section::Input_section_sort_entry::match_section_file):
14007         Remove.
14008         (Output_section::Input_section_sort_compare::operator()): Rewrite
14009         using new Input_section_sort_entry functions.  Sort crtbegin and
14010         crtend first.  Sort sections with no priority before sections with
14011         a priority.
14012         * testsuite/initpri1.c (d3): Check j != 4.
14013         (cd5): New constructor/destructor function.
14014         (main): Check j != 2.
14015
14016         * symtab.cc (Symbol_table::add_from_object): If we don't use the
14017         new symbol when resolving, don't call set_is_default.
14018         * testsuite/ver_test_7.cc: New file.
14019         * testsuite/ver_test_7.sh: New file.
14020         * testsuite/Makefile.am (ver_test_7.so): New target.
14021         (ver_test_7.o): New target.
14022         (check_SCRIPTS): Add ver_test_7.sh.
14023         (check_DATA): Add ver_test_7.syms.
14024         (ver_test_7.syms): New target.
14025
14026 2008-03-28  Ian Lance Taylor  <iant@google.com>
14027
14028         * layout.cc (Layout::layout): If we see an input section with a
14029         name that needs sorting, set the must_sort flag for the output
14030         section.
14031         (Layout::make_output_section): If the name of the output section
14032         indicates that it might require sorting, set the may_sort flag.
14033         * output.h (Output_section::may_sort_attached_input_sections): New
14034         function.
14035         (Output_section::set_may_sort_attached_input_sections): New
14036         function.
14037         (Output_section::must_sort_attached_input_sections): New
14038         function.
14039         (Output_section::set_must_sort_attached_input_sections): New
14040         function.
14041         (class Output_section): Declare Input_section_sort_entry.  Define
14042         Input_section_sort_compare.  Declare
14043         sort_attached_input_sections.  Add new fields:
14044         may_sort_attached_input_sections_,
14045         must_sort_attached_input_sections_,
14046         attached_input_sections_are_sorted_.
14047         * output.cc (Output_section::Output_section): Initialize new
14048         fields.
14049         (Output_section::add_input_section): Add an entry to
14050         input_sections_ if may_sort or must_sort are true.
14051         (Output_section::set_final_data_size): Call
14052         sort_attached_input_sections if necessary.
14053         (Output_section::Input_section_sort_entry): Define new class.
14054         (Output_section::Input_section_sort_compare::operator()): New
14055         function.
14056         (Output_section::sort_attached_input_sections): New function.
14057         * configure.ac: Check whether the compiler supports constructor
14058         priorities.  Define a CONSTRUCTOR_PRIORITY automake conditional.
14059         * testsuite/initpri1.c: New file.
14060         * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
14061         CONSTRUCTOR_PRIORITY.
14062         (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
14063         (initpri1_LDFLAGS): New variable.
14064         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
14065
14066 2008-03-27  Ian Lance Taylor  <iant@google.com>
14067
14068         * common.cc (Sort_commons::operator): Correct sorting algorithm.
14069         * testsuite/common_test_1.c: New file.
14070         * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
14071         (common_test_1_SOURCES): New variable.
14072         (common_test_1_DEPENDENCIES): New variable.
14073         (common_test_1_LDFLAGS): New variable.
14074
14075         * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
14076         and commons_ correctly when NAME/VERSION does not override
14077         NAME/NULL.
14078         * testsuite/ver_test_6.c: New file.
14079         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
14080         (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
14081         (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
14082
14083 2008-03-26  Ian Lance Taylor  <iant@google.com>
14084
14085         * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
14086         of an undefined symbol from a version script.
14087         * testsuite/Makefile.am (ver_test_5.so): New target.
14088         (ver_test_5.o): New target.
14089         (check_SCRIPTS): Add ver_test_5.sh.
14090         (check_DATA): Add ver_test_5.syms.
14091         (ver_test_5.syms): New target.
14092         * testsuite/ver_test_5.cc: New file.
14093         * testsuite/ver_test_5.script: New file.
14094         * testsuite/ver_test_5.sh: New file.
14095         * Makefile.in, testsuite/Makefile.in: Rebuild.
14096
14097         PR gold/5986
14098         Fix problems building gold with gcc 4.3.0.
14099         * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
14100         (gold_error_at_location, gold_warning_at_location): Use it.
14101         * configure.ac: Check whether we can compile and use a template
14102         function with a printf attribute.
14103         * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
14104         when jumping over bytes.
14105         * object.cc: Instantiate Object::read_section_data.
14106         * debug.h: Include <cstring>
14107         * dwarf_reader.cc: Include <algorithm>
14108         * main.cc: Include <cstring>.
14109         * options.cc: Include <cstring>.
14110         * output.cc: Include <cstring>.
14111         * script.cc: Include <cstring>.
14112         * script.h: Include <string>.
14113         * symtab.cc: Include <cstring> and <algorithm>.
14114         * target-select.cc: Include <cstring>.
14115         * version.cc: Include <string>.
14116         * testsuite/testmain.cc: Include <cstdlib>.
14117         * configure, config.in: Rebuild.
14118
14119 2008-03-25  Ian Lance Taylor  <iant@google.com>
14120
14121         * options.cc: Include "../bfd/bfdver.h".
14122         (options::help): Print bug reporting address.
14123
14124         * version.cc (print_version): Adjust output for current value of
14125         BFD_VERSION_STRING.
14126
14127         * NEWS: New file.
14128
14129         * options.cc (options::help): Print list of supported targets.
14130         * target-select.h: Include <vector>.
14131         (class Target_selector): Make machine_, size_, and is_big_endian_
14132         fields const.  Add bfd_name_ and instantiated_target_ fields.
14133         (Target_selector::Target_selector): Add bfd_name parameter.
14134         (Target_selector::recognize): Make non-virtual, call
14135         do_recognize.
14136         (Target_selector::recognize_by_name): Make non-virtual, call
14137         do_recognize_by_name.
14138         (Target_selector::supported_names): New function.
14139         (Target_selector::bfd_name): New function.
14140         (Target_selector::do_instantiate_target): New pure virtual
14141         function.
14142         (Target_selector::do_recognize): New virtual function.
14143         (Target_selector::do_recognize_by_name): New virtual function.
14144         (Target_selector::instantiate_target): New private function.
14145         (supported_target_names): Declare.
14146         * target-select.cc (Target_selector::Target_selector): Update for
14147         new parameter and fields.
14148         (select_target_by_name): Check that the name matches before
14149         calling recognize_by_name.
14150         (supported_target_names): New function.
14151         * i386.cc (class Target_selector_i386): Update Target_selector
14152         constructor call.  Remove recognize and recognize_by_name.  Add
14153         do_instantiate_target.
14154         * x86_64.cc (class Target_selector_x86_64): Likewise.
14155         * testsuite/testfile.cc (class Target_selector_test): Update for
14156         changes to Target_selector.
14157
14158         * README: Rewrite, with some notes on unsupported features.
14159
14160 2008-03-24  Cary Coutant  <ccoutant@google.com>
14161
14162         * i386.cc (Target_i386::Got_type): New enum declaration.
14163         (Target_i386::Scan::local): Updated callers of Output_data_got
14164         member functions.
14165         (Target_i386::Scan::global): Likewise.
14166         (Target_i386::Relocate::relocate): Likewise.
14167         (Target_i386::Relocate::relocate_tls): Likewise.
14168         * object.h (Got_offset_list): New class.
14169         (Sized_relobj::local_has_got_offset): Added got_type parameter.
14170         (Sized_relobj::local_got_offset): Likewise.
14171         (Sized_relobj::set_local_got_offset): Likewise.
14172         (Sized_relobj::local_has_tls_got_offset): Removed.
14173         (Sized_relobj::local_tls_got_offset): Removed.
14174         (Sized_relobj::set_local_tls_got_offset): Removed.
14175         (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
14176         * output.cc (Output_data_got::add_global): Added got_type parameter.
14177         (Output_data_got::add_global_with_rel): Likewise.
14178         (Output_data_got::add_global_with_rela): Likewise.
14179         (Output_data_got::add_global_pair_with_rel): New function.
14180         (Output_data_got::add_global_pair_with_rela): New function.
14181         (Output_data_got::add_local): Added got_type parameter.
14182         (Output_data_got::add_local_with_rel): Likewise.
14183         (Output_data_got::add_local_with_rela): Likewise.
14184         (Output_data_got::add_local_pair_with_rel): New function.
14185         (Output_data_got::add_local_pair_with_rela): New function.
14186         (Output_data_got::add_global_tls): Removed.
14187         (Output_data_got::add_global_tls_with_rel): Removed.
14188         (Output_data_got::add_global_tls_with_rela): Removed.
14189         (Output_data_got::add_local_tls): Removed.
14190         (Output_data_got::add_local_tls_with_rel): Removed.
14191         (Output_data_got::add_local_tls_with_rela): Removed.
14192         * output.h (Output_data_got::add_global): Added got_type parameter.
14193         (Output_data_got::add_global_with_rel): Likewise.
14194         (Output_data_got::add_global_with_rela): Likewise.
14195         (Output_data_got::add_global_pair_with_rel): New function.
14196         (Output_data_got::add_global_pair_with_rela): New function.
14197         (Output_data_got::add_local): Added got_type parameter.
14198         (Output_data_got::add_local_with_rel): Likewise.
14199         (Output_data_got::add_local_with_rela): Likewise.
14200         (Output_data_got::add_local_pair_with_rel): New function.
14201         (Output_data_got::add_local_pair_with_rela): New function.
14202         (Output_data_got::add_global_tls): Removed.
14203         (Output_data_got::add_global_tls_with_rel): Removed.
14204         (Output_data_got::add_global_tls_with_rela): Removed.
14205         (Output_data_got::add_local_tls): Removed.
14206         (Output_data_got::add_local_tls_with_rel): Removed.
14207         (Output_data_got::add_local_tls_with_rela): Removed.
14208         * resolve.cc (Symbol::override_base_with_special): Removed
14209         reference to has_got_offset_ field.
14210         * symtab.cc (Symbol::init_fields): Replaced initialization
14211         of got_offset_ with got_offsets_.  Removed initialization
14212         of has_got_offset_
14213         * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
14214         (Symbol::got_offset): Likewise.
14215         (Symbol::set_got_offset): Likewise.
14216         (Symbol::has_tls_got_offset): Removed.
14217         (Symbol::tls_got_offset): Removed.
14218         (Symbol::set_tls_got_offset): Removed.
14219         (Symbol::got_offset_): Removed.
14220         (Symbol::tls_mod_got_offset_): Removed.
14221         (Symbol::tls_pair_got_offset_): Removed.
14222         (Symbol::got_offsets_): New field.
14223         (Symbol::has_got_offset): Removed.
14224         (Symbol::has_tls_mod_got_offset): Removed.
14225         (Symbol::has_tls_pair_got_offset): Removed.
14226         * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
14227         (Target_x86_64::Scan::local): Updated callers of Output_data_got
14228         member functions.
14229         (Target_x86_64::Scan::global): Likewise.
14230         (Target_x86_64::Relocate::relocate): Likewise.
14231         (Target_x86_64::Relocate::relocate_tls): Likewise.
14232
14233 2008-03-25  Ben Elliston  <bje@au.ibm.com>
14234
14235         * yyscript.y: Fix spelling error in comment.
14236
14237 2008-03-24  Ian Lance Taylor  <iant@google.com>
14238
14239         * options.h (class General_options): Define build_id option.
14240         * layout.h (class Layout): Declare write_build_id, create_note,
14241         create_build_id.  Add build_id_note_ member.
14242         * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
14243         "libiberty.h", "md5.h", "sha1.h".
14244         (Layout::Layout): Initialize eh_frame_data_,
14245         eh_frame_hdr_section_, and build_id_note_.
14246         (Layout::finalize): Call create_build_id.
14247         (Layout::create_note): New function, broken out of
14248         Layout::create_gold_note.
14249         (Layout::create_gold_note): Call create_note.
14250         (Layout::create_build_id): New function.
14251         (Layout::write_build_id): New function.
14252         (Close_task_runner::run): Call write_build_id.
14253
14254         * x86_64.cc: Correct license to GPLv3.
14255
14256 2008-03-23  Ian Lance Taylor  <iant@google.com>
14257
14258         * options.cc: Include "demangle.h".
14259         (parse_optional_string): New function.
14260         (parse_long_option): Handle takes_optional_argument.
14261         (parse_short_option): Update dash_z initializer.  Handle
14262         takes_optional_argument.
14263         (General_options::General_options): Initialize do_demangle_.
14264         (General_options::finalize): Set do_demangle_.  Handle demangling
14265         style.
14266         * options.h (parse_optional_string): Declare.
14267         (struct One_option): Add optional_arg field.  Update constructor.
14268         Update call constructor calls.  Add takes_optional_argument
14269         function.
14270         (DEFINE_var): Add optional_arg__ parameter.  Change all callers.
14271         (DEFINE_optional_string): Define.
14272         (General_options::demangle): Change from DEFINE_bool to
14273         DEFINE_optional_string.
14274         (General_options::no_demangle): New function.
14275         (General_options::do_demangle): New function.
14276         (General_options::set_do_demangle): New function.
14277         (General_options::execstack_status_): Move definition to end of
14278         class definition.
14279         (General_options::static_): Likewise.
14280         (General_options::do_demangle_): New field.
14281         * object.cc (big_endian>::get_symbol_location_info): Call
14282         Options::do_demangle, not Options::demangle.
14283         * symtab.cc (demangle): Likewise.
14284
14285 2008-03-22  Ian Lance Taylor  <iant@google.com>
14286
14287         * gold.h: Include <cstddef> and <sys/types.h>
14288         * options.h: Include <cstring>.
14289
14290 2008-03-21  Ian Lance Taylor  <iant@google.com>
14291
14292         * Added source code to GNU binutils.
14293 \f
14294 Copyright (C) 2008-2012 Free Software Foundation, Inc.
14295
14296 Copying and distribution of this file, with or without modification,
14297 are permitted in any medium without royalty provided the copyright
14298 notice and this notice are preserved.
14299
14300 Local Variables:
14301 mode: change-log
14302 left-margin: 8
14303 fill-column: 74
14304 version-control: never
14305 End: