gold/ChangeLog

   1 2016-12-27  Cary Coutant  <ccoutant@gmail.com>
   2
   3         PR ld/20995
   4         * copy-relocs.cc (Copy_relocs::make_copy_reloc): Use .data.rel.ro for
   5         read-only data when linking with -z relro.
   6         * copy-relocs.h (Copy_relocs::dynrelro_): New data member.
   7         * testsuite/Makefile.am (copy_test_relro): New test case.
   8         * testsuite/Makefile.in: Regenerate.
   9         * testsuite/copy_test_relro.cc: New source file.
  10         * testsuite/copy_test_relro_1.cc: New source file.
  11
  12 2016-12-23  Cary Coutant  <ccoutant@gmail.com>
  13
  14         * NEWS: Add new features in 1.14.
  15         * version.cc (version_string): Bump to 1.14.
  16
  17 2016-12-22  Cary Coutant  <ccoutant@gmail.com>
  18
  19         PR gold/17643
  20         * options.h (-z bndplt): New option.
  21         * x86_64.cc (Output_data_plt_x86_64::regular_count): New method.
  22         (Output_data_plt_x86_64::address_for_global): Move implementation into
  23         virtual method.
  24         (Output_data_plt_x86_64::address_for_local): Likewise.
  25         (Output_data_plt_x86_64::got): New method.
  26         (Output_data_plt_x86_64::got_plt): New method.
  27         (Output_data_plt_x86_64::got_irelative): New method.
  28         (Output_data_plt_x86_64::do_address_for_global): New virtual method.
  29         (Output_data_plt_x86_64::do_address_for_local): New virtual method.
  30         (class Output_data_plt_x86_64_bnd): New class.
  31         (Target_x86_64::do_make_data_plt): Move out of line and specialize
  32         for each size (both overloads).
  33         (Output_data_plt_x86_64::set_final_data_size): Cosmetic changes.
  34         * testsuite/Makefile.am (bnd_plt_1): New test case.
  35         (bnd_ifunc_1): New test case.
  36         (bnd_ifunc_2): New test case.
  37         * testsuite/Makefile.in: Regenerate.
  38         * testsuite/bnd_ifunc_1.s: New source file.
  39         * testsuite/bnd_ifunc_1.sh: New shell script.
  40         * testsuite/bnd_ifunc_2.s: New source file.
  41         * testsuite/bnd_ifunc_2.sh: New shell script.
  42         * testsuite/bnd_plt_1.s: New source file.
  43         * testsuite/bnd_plt_1.sh: New shell script.
  44
  45 2016-12-22  Cary Coutant  <ccoutant@gmail.com>
  46
  47         * layout.cc (Layout::finalize): Track count of forced-local symbols
  48         in .dynsym.
  49         (Layout::create_symtab_sections): Add local_dynamic_count parameter;
  50         use that instead of sh_info value.
  51         (Layout::create_dynamic_symtab): Add pforced_local_dynamic_count
  52         parameter; pass it to Symtab::set_dynsym_indexes().  Include forced
  53         locals in sh_info value.  Pass index of first real global to
  54         Dynobj::create_gnu_hash_table() and Dynobj::create_elf_hash_table().
  55         * layout.h (Layout::create_symtab_sections): Add local_dynamic_count
  56         parameter.
  57         (Layout::create_dynamic_symtab): Add pforced_local_dynamic_count
  58         parameter.
  59         * symtab.cc (Symbol_table::set_dynsym_indexes): Add pforced_local_count
  60         parameter.  Process forced-local symbols first and return the count.
  61         (Symbol_table::finalize): Update comments.
  62         * symtab.h (Symbol_table::set_dynsym_indexes): Add pforced_local_count
  63         parameter.
  64         (Symbol_table::first_dynamic_global_index_): Update comment.
  65         (Symbol_table::dynamic_count_): Update comment.
  66         * testsuite/Makefile.am (ifuncmod1.sh): New test case.
  67         * testsuite/Makefile.in: Regenerate.
  68         * testsuite/ifuncmod1.sh: New shell script.
  69
  70 2016-12-21  Cary Coutant  <ccoutant@gmail.com>
  71
  72         * symtab.cc (Symbol_table::define_special_symbol): Add is_forced_local
  73         parameter; if set, do not check version script.
  74         (Symbol_table::do_define_in_output_data): Pass is_forced_local for
  75         STB_LOCAL predefined symbols.
  76         (Symbol_table::do_define_in_output_segment): Likewise.
  77         (Symbol_table::do_define_in_output_segment): Likewise.
  78         (Symbol_table::do_define_as_constant): Likewise.
  79         * symtab.h (Symbol_table::define_special_symbol): Add is_forced_local
  80         parameter. Adjust all callers.
  81         * testsuite/Makefile.am (ver_test_8.sh): New test case.
  82         * testsuite/Makefile.in: Regenerate.
  83         * ver_test_8.sh: New test script.
  84
  85 2016-12-21  Cary Coutant  <ccoutant@gmail.com>
  86
  87         * output.cc (Output_segment::first_section): Return NULL if there are
  88         no sections in the segment.
  89         * output.h (Output_segment::first_section_load_address): Assert that
  90         first section is not NULL.
  91         * symtab.cc (Symbol_table::sized_write_globals): Attach linker-created
  92         segment-relative symbols to first section of the segment.
  93
  94 2016-12-21  Alan Modra  <amodra@gmail.com>
  95
  96         * arm.cc: Fix comment chars with high bit set.
  97
  98 2016-12-20  Cary Coutant  <ccoutant@gmail.com>
  99
 100         * testsuite/Makefile.am: Add missing dependencies on gcctestdir/ld
 101         or ../ld-new.
 102         * testsuite/Makefile.in: Regenerate.
 103
 104 2016-12-19  Cary Coutant  <ccoutant@gmail.com>
 105
 106         PR gold/20949
 107         * script.cc (Lex::get_token): Don't look ahead past NUL characters.
 108
 109 2016-12-19  Cary Coutant  <ccoutant@gmail.com>
 110
 111         PR gold/14676
 112         PR gold/20983
 113         * layout.h (Layout::choose_output_section): Add match_input_spec
 114         parameter. Adjust all callers.
 115         * layout.cc (Layout::choose_output_section): Likewise.  Pass
 116         match_input_spec to Script_sections::output_section_name().
 117         (Layout::create_note): Pass true for match_input_spec.
 118         * script-sections.h (Script_sections::output_section_name): Add
 119         match_input_spec parameter.
 120         * script-sections.cc (Sections_element::output_section_name): Likewise.
 121         (Output_section_definition::output_section_name): Likewise.
 122         (Script_sections::output_section_name): Likewise.
 123
 124 2016-12-19  Igor Kudrin  <ikudrin@accesssoftek.com>
 125
 126         * arm.cc (Target_arm::Target_arm): Move initialization code ...
 127         (Target_arm::do_select_as_default_target): ... to here.
 128         * testsuite/Makefile.am (arm_target_lazy_init): New test case.
 129         * testsuite/Makefile.in: Regenerate.
 130         * testsuite/arm_target_lazy_init.s: New source file.
 131         * testsuite/arm_target_lazy_init.t: New linker script.
 132
 133 2016-12-19  Cary Coutant  <ccoutant@gmail.com>
 134
 135         PR gold/20976
 136         * symtab.cc (Symbol_table::sized_write_globals): Use address of
 137         output section, not input section.
 138         * testsuite/Makefile.am (pr20976): New test case.
 139         * testsuite/Makefile.in: Regenerate.
 140         * testsuite/pr20976.c: New source file.
 141
 142 2016-12-13  Cary Coutant  <ccoutant@gmail.com>
 143
 144         PR gold/20749
 145         * options.h (--orphan-handling): New option.
 146         (General_options::Orphan_handling): New enum.
 147         (General_options::orphan_handling_enum): New method.
 148         (General_options::set_orphan_handling_enum): New method.
 149         (General_options::orphan_handling_enum_): New data member.
 150         * options.cc (General_options::General_options): Initialize new member.
 151         (General_options::finalize): Convert --orphan-handling argument to enum.
 152         * script-sections.cc (Script_sections::output_section_name): Check it.
 153
 154 2016-12-13  Cary Coutant  <ccoutant@gmail.com>
 155
 156         PR gold/20522
 157         * layout.cc (Layout::choose_output_section): Add is_reloc parameter.
 158         Adjust all callers.  Do not use linker script for is_reloc sections.
 159         (Layout::layout_reloc): Pass is_reloc == true.
 160         * layout.h (Layout::choose_output_section): Add is_reloc parameter.
 161
 162 2016-12-12  Igor Kudrin  <ikudrin@accesssoftek.com>
 163             Cary Coutant  <ccoutant@gmail.com>
 164
 165         PR gold/14676
 166         * script-sections.cc (Output_section_definition::output_section_name):
 167         For linker-generated sections, compare with output section name.
 168         * testsuite/Makefile.am (script_test_13): New test.
 169         * testsuite/Makefile.in: Regenerate.
 170         * testsuite/script_test_13.c: New source file.
 171         * testsuite/script_test_13.sh: New script.
 172         * testsuite/script_test_13.t: New linker script.
 173
 174 2016-12-12  Cary Coutant  <ccoutant@gmail.com>
 175
 176         * script-sections.cc (Orphan_section_placement::update_last_alloc):
 177         New method.
 178         (Orphan_section_placement::find_place): Place orphan .data section
 179         after either RODATA or TEXT.
 180         (Script_sections::place_orphan): Call update_last_alloc for allocated
 181         sections.
 182         (Script_sections::create_segments): Improve handling of BSS.
 183
 184 2016-12-13  Alan Modra  <amodra@gmail.com>
 185
 186         PR gold/16711
 187         * testsuite/script_test_15a.sh: Allows larger p_filesz.
 188         * testsuite/script_test_15b.sh: Likewise.
 189         * testsuite/script_test_15c.sh: Likewise.
 190
 191 2016-12-13  Alan Modra  <amodra@gmail.com>
 192
 193         PR gold/20717
 194         * testsuite/pr20717.t: Add .got output section containing .toc.
 195
 196 2016-12-11  Igor Kudrin  <ikudrin@accesssoftek.com>
 197
 198         PR gold/20717
 199         * testsuite/Makefile.am (pr20717): New test.
 200         * testsuite/Makefile.in: Regenerate.
 201         * testsuite/pr20717.c: New test source file.
 202         * testsuite/pr20717.sh: New test script.
 203         * testsuite/pr20717.t: New test linker script.
 204
 205 2016-12-11  Cary Coutant  <ccoutant@gmail.com>
 206
 207         PR gold/16711
 208         * output.cc (Output_section::set_final_data_size): Calculate data size
 209         based on relative offset rather than file offset.
 210         (Output_segment::set_section_addresses): Track file offset separately
 211         from address offset.
 212         (Output_segment::set_section_list_addresses): Add pfoff parameter.
 213         Track file offset separately.  Don't move file offset for BSS
 214         sections.
 215         * output.h (Output_segment::set_section_list_addresses): Add pfoff
 216         parameter.
 217         * script-sections.cc (Orphan_section_placement): Add PLACE_LAST_ALLOC.
 218         (Orphan_section_placement::Orphan_section_placement): Initialize it.
 219         (Orphan_section_placement::output_section_init): Track last allocated
 220         section.
 221         (Orphan_section_placement::find_place): Place BSS after last allocated
 222         section.
 223         (Output_section_element_input::set_section_addresses): Always override
 224         input section alignment when SUBALIGN is specified.
 225         (Output_section_definition::set_section_addresses): Override alignment
 226         of output section when SUBALIGN is specified.
 227
 228         * testsuite/Makefile.am (script_test_15a, script_test_15b)
 229         (script_test_15c): New test cases.
 230         * testsuite/Makefile.in: Regenerate.
 231         * testsuite/script_test_2.cc: Adjust expected layout.
 232         * testsuite/script_test_15.c: New source file.
 233         * testsuite/script_test_15a.sh: New shell script.
 234         * testsuite/script_test_15a.t: New linker script.
 235         * testsuite/script_test_15b.sh: New shell script.
 236         * testsuite/script_test_15b.t: New linker script.
 237         * testsuite/script_test_15c.sh: New shell script.
 238         * testsuite/script_test_15c.t: New linker script.
 239
 240 2016-12-08  Alan Modra  <amodra@gmail.com>
 241
 242         * powerpc.cc (Powerpc_relobj::stub_table): Return NULL rather
 243         then asserting.
 244
 245 2016-12-08  Alan Modra  <amodra@gmail.com>
 246
 247         * options.h (--stub-group-multi): Fix typo.
 248
 249 2016-12-07  Alan Modra  <amodra@gmail.com>
 250
 251         * options.h (--stub-group-multi): New PowerPC option.
 252         * powerpc.cc (Stub_control): Add multi_os_ var and param
 253         to constructor.  Sort start_ var later.  Comment State.
 254         (Stub_control::can_add_to_stub_group): Heed multi_os_.
 255         (Target_powerpc::group_sections): Update.
 256
 257 2016-12-07  Alan Modra  <amodra@gmail.com>
 258
 259         PR gold/20878
 260         * powerpc.cc (Stub_control): Replace stubs_always_before_branch_
 261         with stubs_always_after_branch_, group_end_addr_ with
 262         group_start_addr_.
 263         (Stub_control::can_add_to_stub_group): Rewrite to suit scanning
 264         sections by increasing address.
 265         (Target_powerpc::group_sections): Scan that way.  Delete corner
 266         case.
 267         * options.h (--stub-group-size): Update help string.
 268
 269 2016-12-07  Alan Modra  <amodra@gmail.com>
 270
 271         * powerpc.cc (Stub_table_owner): Provide constructor.
 272         (Powerpc_relobj::set_stub_table): Resize fill with -1.
 273         (Target_powerpc::Branch_info::make_stub): Provide target debug
 274         output on returning false.
 275
 276 2016-12-05  Cary Coutant  <ccoutant@gmail.com>
 277             Tristan Gingold  <gingold@adacore.com>
 278
 279         * object.cc (Sized_relobj_file::do_count_local_symbols): Check
 280         is_ordinary before using shndx.
 281         * testsuite/Makefile.am (file_in_many_sections_test.sh): New test case.
 282         * testsuite/Makefile.in: Regenerate.
 283         * testsuite/file_in_many_sections.c: New source file.
 284         * testsuite/file_in_many_sections_test.sh: New script.
 285
 286 2016-12-01  Cary Coutant  <ccoutant@gmail.com>
 287             Igor Kudrin  <ikudrin@accesssoftek.com>
 288
 289         PR gold/20717
 290         * script-sections.cc (Script_sections): Set *keep to false when
 291         no match.
 292
 293 2016-12-01  Cary Coutant  <ccoutant@gmail.com>
 294
 295         PR gold/20834
 296         * target.h (Target::default_text_segment_address): Bump default
 297         start address up to ABI page size.
 298
 299 2016-12-01  Cary Coutant  <ccoutant@gmail.com>
 300
 301         PR gold/18989
 302         * options.cc (General_options::object_format_to_string): New function.
 303         (General_options::copy_from_posdep_options): New function.
 304         (General_options::parse_push_state): New function.
 305         (General_options::parse_pop_state): New function.
 306         * options.h (--push-state, --pop-state): New options.
 307         (General_options::object_format_to_string): New method.
 308         (General_options::set_incremental_disposition): New method.
 309         (General_options::copy_from_posdep_options): New method.
 310         (General_options::options_stack_): New data member.
 311
 312 2016-12-01  Cary Coutant  <ccoutant@gmail.com>
 313
 314         PR gold/20807
 315         * aarch64.cc (Target_aarch64::scan_reloc_section_for_stubs): Handle
 316         section symbols correctly.
 317         * arm.cc (Target_arm): Likewise.
 318         * powerpc.cc (Target_powerpc): Likewise.
 319
 320 2016-11-27  Ambrogino Modigliani  <ambrogino.modigliani@gmail.com>
 321
 322         * aarch64-reloc.def: Fix spelling in comments.
 323
 324 2016-11-27  Ambrogino Modigliani  <ambrogino.modigliani@gmail.com>
 325
 326         * aarch64.cc: Fix spelling in comments.
 327         * arm.cc: Fix spelling in comments.
 328         * icf.cc: Fix spelling in comments.
 329         * layout.cc: Fix spelling in comments.
 330         * layout.h: Fix spelling in comments.
 331         * mips.cc: Fix spelling in comments.
 332         * output.h: Fix spelling in comments.
 333         * plugin.h: Fix spelling in comments.
 334         * script-sections.h: Fix spelling in comments.
 335         * script.h: Fix spelling in comments.
 336         * stringpool.h: Fix spelling in comments.
 337         * tilegx.cc: Fix spelling in comments.
 338
 339 2016-11-22  Cary Coutant  <ccoutant@gmail.com>
 340
 341         PR gold/20346
 342         * options.cc (One_option::print): Print "(default)" when appropriate.
 343         * options.h: Clean up and re-sort options.
 344         (One_option::is_default): New data member.
 345         (One_option::One_option): Add is_default parameter; adjust all calls.
 346         (DEFINE_var): Add is_default__ parameter; adjust all calls.
 347         (DEFINE_bool): Set is_default based on default_value__.
 348         (DEFINE_bool_ignore): New macro.
 349         (--no-eh-frame-hdr): New option.
 350         (--enable-new-dtags): Remove mention of DT_FLAGS.
 351
 352 2016-11-22  Ambrogino Modigliani  <ambrogino.modigliani@gmail.com>
 353
 354         * configure: Regenerate.
 355
 356 2016-11-21  Cary Coutant  <ccoutant@gmail.com>
 357
 358         PR gold/20693
 359         * gold.cc (queue_middle_tasks): Force valid target earlier.
 360
 361 2016-11-21  Igor Kudrin  <ikudrin@accesssoftek.com>
 362
 363         * layout.cc: Include windows.h and rpcdce.h (for MinGW32).
 364         (Layout::create_build_id): Generate uuid using UuidCreate().
 365
 366 2016-11-04  Loïc Yhuel <loic.yhuel@softathome.com>
 367
 368         * configure.ac: add missing '$'.
 369         * configure: Regenerate.
 370
 371 2016-10-21  Gergely Nagy  <ngg@tresorit.com>
 372
 373         PR gold/17704
 374         * icf.cc (match_sections): Add new parameter section_addraligns.
 375         Check section alignment and keep the section with the strictest
 376         alignment.
 377         (find_identical_sections): New local variable section_addraligns.
 378         Store each section's alignment.
 379         * testsuite/pr17704a_test.s: New file.
 380         * testsuite/Makefile.am (pr17704a_test): New test.
 381         * testsuite/Makefile.in: Regenerate.
 382
 383 2016-10-06  Alan Modra  <amodra@gmail.com>
 384
 385         * powerpc.cc (Target_powerpc::Relocate::relocate): Add fall
 386         through comment.
 387         * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
 388
 389 2016-10-06  Alan Modra  <amodra@gmail.com>
 390
 391         * aarch64.cc: Spell fall through comments as "// Fall through.".
 392         * arm.cc: Likewise.
 393         * mips.cc: Likewise.
 394         * powerpc.cc: Likewise.
 395         * s390.cc: Likewise.
 396         * sparc.cc: Likewise.
 397         * x86_64.cc: Likewise.
 398         * powerpc.cc (Target_powerpc::Relocate::relocate): Add missing
 399         fall through comments.
 400         * sparc.cc: (Target_sparc::Scan::global): Likewise.
 401         (Target_sparc::Relocate::relocate): Likewise.
 402         * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
 403         * resolve.cc (symbol_to_bits): Add missing break.
 404
 405 2016-09-26  Cary Coutant  <ccoutant@gmail.com>
 406
 407         PR gold/20238
 408         * symtab.cc (Symbol_table::define_default_version): Check that
 409         unversioned symbol is defined.
 410
 411 2016-09-26  Vlad Zakharov  <vzakhar@synopsys.com>
 412
 413         * Makefile.in: Regenerate.
 414         * configure: Likewise.
 415         * testsuite/Makefile.in: Likewise.
 416
 417 2016-09-26  Alan Modra  <amodra@gmail.com>
 418
 419         * aarch64.cc (Target_aarch64::is_erratum_835769_sequence): Avoid
 420         compiler warning.
 421         * output.cc (Output_segment::set_section_addresses): Likewise.
 422         * testsuite/Makefile.in: Regenerate.
 423
 424 2016-09-02  Doug Kwan  <dougkwan@google.com>
 425
 426         * arm.cc (Target_arm::Target_arm): Move method definition outside of
 427         class definition.  Add code to handle --target1-rel, --target1-abs
 428         and --target2= options.
 429         (Target_arm::get_reloc_reloc_type): Change method to be non-static
 430         and const.
 431         (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
 432         member declaration.
 433         (Target_arm::Scan::local, Target_arm::Scan::global,
 434         Target_arm::Relocate::relocate,
 435         Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
 436         call to Target_arm::get_real_reloc_type.
 437         (Target_arm::get_real_reloc_type): Use command line options to
 438         determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
 439         * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
 440         options.
 441
 442 2016-08-31  Alan Modra  <amodra@gmail.com>
 443
 444         * powerpc.cc (class Stub_control): Delete stub14_group_size_
 445         and has14_.  Add group_size_.
 446         (Stub_control::can_add_to_stub_group): Adjust to suit.  Print
 447         debug info when switching to adding sections before stubs.
 448
 449 2016-08-31  Alan Modra  <amodra@gmail.com>
 450
 451         * debug.h (DEBUG_TARGET): New.
 452         (DEBUG_ALL): Add DEBUG_TARGET.
 453         (gold_debug): Delete FORMAT param.
 454         * powerpc.cc (Stub_control::can_add_to_stub_group): Print debug ourput.
 455
 456 2016-08-30  Alan Modra  <amodra@gmail.com>
 457
 458         PR 20523
 459         * powerpc.cc (class Stub_control): Add has14_.  Comment owner_.
 460         (Stub_control::can_add_to_stub_group): Correct grouping of
 461         sections containing 14-bit external branches.  When returning
 462         false, set state_ to reflect the fact that we have one section
 463         for the next group.  Rewrite most of function for clarity.
 464         Add and expand comments.
 465         (Target_powerpc::do_relax): Print stub group size retry in hex.
 466
 467 2016-08-26  Han Shen  <shenhan@google.com>
 468
 469         PR gold/20529 - relaxing loop never ends.
 470
 471         * powerpc.cc (Stub_table::min_size_threshold_): New member to
 472         limit size.
 473         (Stub_table::set_min_size_threshold): New member function.
 474         (Stub_table::set_address_and_size): Add code to only allow size
 475         increase.
 476         (Target_powerpc::do_relax): Add code to record last size.
 477
 478 2016-08-23  Roland McGrath  <roland@hack.frob.com>
 479
 480         * options.h (General_options): Grok -z stack-size.
 481         * output.h (Output_segment::set_size): New method.
 482         * layout.cc (Layout::create_executable_stack_info): Renamed to ...
 483         (Layout::create_stack_segment): ... this.  Always create the
 484         segment if -z stack-size was used.
 485         (Layout::set_segment_offsets): Don't call ->set_offset on the
 486         PT_GNU_STACK segment.
 487
 488 2016-08-15  Bharathi Seshadri  <bseshadr@cisco.com>
 489
 490         * options.h (General_options): Add --be8 option.
 491         * arm.cc (Arm_relobj::do_relocate_sections): Add code to swap for be8.
 492         (Output_data_plt_arm_standard::do_fill_first_plt_entry): Likewise.
 493         (Output_data_plt_arm_short::do_fill_plt_entry): Likewise.
 494         (Output_data_plt_arm_long::do_fill_plt_entry): Likewise.
 495         (Target_arm::do_adjust_elf_header): Do EF_ARM_BE8 adjustment.
 496
 497 2016-08-17  Cary Coutant  <ccoutant@gmail.com>
 498
 499         * i386.cc (Target_i386): Reset skip_call_tls_get_addr_ after printing
 500         error message.
 501         * testsuite/Makefile.am (pr20216a): Add missing dependencies.
 502         (pr20308a): Add -Bgcctestdir/ to compile rules.
 503         * testsuite/Makefile.in: Regenerate.
 504
 505 2016-08-12  Roland McGrath  <roland@hack.frob.com>
 506
 507         PR gold/20462
 508         * script-sections.cc (Script_sections::release_segments):
 509         Reset this->segments_created_.
 510
 511 2016-08-12  Roland McGrath  <roland@hack.frob.com>
 512
 513         * yyscript.y (HIDDEN): New %token.
 514         (assignment): Handle HIDDEN(string = expr) syntax.
 515         * script.cc (script_keyword_parsecodes): Add HIDDEN.
 516
 517 2016-08-10  Cary Coutant  <ccoutant@gmail.com>
 518
 519         PR gold/20216
 520         * x86_64.cc (Target_x86_64::Relocate::relocate): Add check for
 521         R_X86_64_GOTPCREL. Reset skip_call_tls_get_addr_ after printing
 522         error message.
 523         * testsuite/Makefile.am (pr20216_gd.o): Add -Bgcctestdir/.
 524         (pr20216_ld.o): Likewise.
 525         * testsuite/Makefile.in: Regenerate.
 526
 527 2016-08-10  James Clarke  <jrtc27@jrtc27.com>
 528
 529         PR gold/20443
 530         * symtab.cc (Symbol_table::add_from_relobj): Handle NULL symbols,
 531         which will be present for STT_SPARC_REGISTER.
 532         (Symbol_table::add_from_pluginobj): Likewise.
 533         (Symbol_table::add_from_dynobj): Likewise.
 534         (Symbol_table::add_from_incrobj): Removed dead code.
 535
 536 2016-08-10  James Clarke  <jrtc27@jrtc27.com>
 537
 538         PR gold/20442
 539         * sparc.cc (Target_sparc::Relocate::relocate): R_SPARC_GOTDATA_OP_LOX10
 540         should fall back on R_SPARC_GOT10, not R_SPARC_GOT13.
 541
 542 2016-08-10  James Clarke  <jrtc27@jrtc27.com>
 543
 544         PR gold/20441
 545         * sparc.cc (Target_sparc::Scan::check_non_pic): Allow R_SPARC_32 on
 546         sparc64.
 547
 548 2016-06-29  Cary Coutant  <ccoutant@gmail.com>
 549
 550         PR gold/20310
 551         * testsuite/dynamic_list.sh: Remove check for _ZdlPv.
 552
 553 2016-06-29  Cary Coutant  <ccoutant@gmail.com>
 554
 555         * testsuite/Makefile.am (MOSTLYCLEANFILES): Add eh_test_2.
 556         * testsuite/Makefile.in: Regenerate.
 557
 558 2016-06-30  Alan Modra  <amodra@gmail.com>
 559
 560         * testsuite/Makefile.am (memory_test, memory_test_2): Pass
 561         -Wl,-z to gcc, not plain -z.
 562         * testsuite/Makefile.in: Regenerate.
 563
 564 2016-06-29  H.J. Lu  <hongjiu.lu@intel.com>
 565
 566         PR gold/20308
 567         * i386.cc (Target_i386::Relocate::relocate): Allow
 568         R_386_GOT32X relocation against ___tls_get_addr.
 569         (Target_i386::Relocate::tls_gd_to_ie): Support indirect
 570         call to __tls_get_addr.
 571         (Target_i386::Relocate::tls_gd_to_le): Likewise.
 572         (Target_i386::Relocate::tls_ld_to_le): Likewise.
 573         * testsuite/Makefile.am (check_PROGRAMS): Add pr20308a_test,
 574         pr20308b_test, pr20308c_test, pr20308d_test, pr20308e_test.
 575         (pr20308a_test_SOURCES): New.
 576         (pr20308a_test_DEPENDENCIES): Likewise.
 577         (pr20308a_test_CFLAGS): Likewise.
 578         (pr20308a_test_LDFLAGS): Likewise.
 579         (pr20308a_test_LDADD): Likewise.
 580         (pr20308b_test_SOURCES): Likewise.
 581         (pr20308b_test_DEPENDENCIES): Likewise.
 582         (pr20308b_test_CFLAGS): Likewise.
 583         (pr20308b_test_LDFLAGS): Likewise.
 584         (pr20308b_test_LDADD): Likewise.
 585         (pr20308c_test_SOURCES): Likewise.
 586         (pr20308c_test_DEPENDENCIES): Likewise.
 587         (pr20308c_test_CFLAGS): Likewise.
 588         (pr20308c_test_LDFLAGS): Likewise.
 589         (pr20308c_test_LDADD): Likewise.
 590         (pr20308d_test_SOURCES): Likewise.
 591         (pr20308d_test_DEPENDENCIES): Likewise.
 592         (pr20308d_test_CFLAGS): Likewise.
 593         (pr20308d_test_LDFLAGS): Likewise.
 594         (pr20308d_test_LDADD): Likewise.
 595         (pr20308e_test_SOURCES): Likewise.
 596         (pr20308e_test_DEPENDENCIES): Likewise.
 597         (pr20308e_test_CFLAGS): Likewise.
 598         (pr20308e_test_LDFLAGS): Likewise.
 599         (pr20308e_test_LDADD): Likewise.
 600         (pr20308a.so): Likewise.
 601         (pr20308b.so): Likewise.
 602         (pr20308_gd.o): Likewise.
 603         (pr20308_ld.o): Likewise.
 604         (MOSTLYCLEANFILES): Add pr20308a.so pr20308b.so.
 605         * testsuite/Makefile.in: Regenerated.
 606         * testsuite/pr20308_def.c: New file.
 607         * testsuite/pr20308_gd.S: Likewise.
 608         * testsuite/pr20308_ld.S: Likewise.
 609         * testsuite/pr20308_main.c: Likewise.
 610
 611 2016-06-29  H.J. Lu  <hongjiu.lu@intel.com>
 612
 613         PR gold/20216
 614         * configure.ac (DEFAULT_TARGET_X86_64_OR_X32): New
 615         AM_CONDITIONAL.
 616         * configure: Regenerated.
 617         * x86_64.cc (Target_x86_64<size>::Relocate::relocate): Allow
 618         R_X86_64_GOTPCRELX relocation against __tls_get_addr.
 619         (Target_x86_64<size>::Relocate::tls_gd_to_ie): Support indirect
 620         call to __tls_get_addr.
 621         (Target_x86_64<size>::Relocate::tls_gd_to_le): Likewise.
 622         (Target_x86_64<size>::Relocate::tls_ld_to_le): Likewise.
 623         * testsuite/Makefile.am (check_PROGRAMS): Add pr20216a_test,
 624         pr20216b_test, pr20216c_test, pr20216d_test, pr20216e_test.
 625         (pr20216a_test_SOURCES): New.
 626         (pr20216a_test_DEPENDENCIES): Likewise.
 627         (pr20216a_test_CFLAGS): Likewise.
 628         (pr20216a_test_LDFLAGS): Likewise.
 629         (pr20216a_test_LDADD): Likewise.
 630         (pr20216b_test_SOURCES): Likewise.
 631         (pr20216b_test_DEPENDENCIES): Likewise.
 632         (pr20216b_test_CFLAGS): Likewise.
 633         (pr20216b_test_LDFLAGS): Likewise.
 634         (pr20216b_test_LDADD): Likewise.
 635         (pr20216c_test_SOURCES): Likewise.
 636         (pr20216c_test_DEPENDENCIES): Likewise.
 637         (pr20216c_test_CFLAGS): Likewise.
 638         (pr20216c_test_LDFLAGS): Likewise.
 639         (pr20216c_test_LDADD): Likewise.
 640         (pr20216d_test_SOURCES): Likewise.
 641         (pr20216d_test_DEPENDENCIES): Likewise.
 642         (pr20216d_test_CFLAGS): Likewise.
 643         (pr20216d_test_LDFLAGS): Likewise.
 644         (pr20216d_test_LDADD): Likewise.
 645         (pr20216e_test_SOURCES): Likewise.
 646         (pr20216e_test_DEPENDENCIES): Likewise.
 647         (pr20216e_test_CFLAGS): Likewise.
 648         (pr20216e_test_LDFLAGS): Likewise.
 649         (pr20216e_test_LDADD): Likewise.
 650         (pr20216a.so): Likewise.
 651         (pr20216b.so): Likewise.
 652         (pr20216_gd.o): Likewise.
 653         (pr20216_ld.o): Likewise.
 654         (MOSTLYCLEANFILES): Add pr20216a.so pr20216b.so.
 655         * testsuite/Makefile.in: Regenerated.
 656         * testsuite/pr20216_def.c: New file.
 657         * testsuite/pr20216_gd.S: Likewise.
 658         * testsuite/pr20216_ld.S: Likewise.
 659         * testsuite/pr20216_main.c: Likewise.
 660
 661 2016-06-29  Alan Modra  <amodra@gmail.com>
 662
 663         * script_test_12.t: Delete .plt, specify 64k page size.
 664         * script_test_12i.t: Likewise.
 665
 666 2016-06-29  Alan Modra  <amodra@gmail.com>
 667
 668         * testsuite/plugin_layout_with_alignment.c: Explicitly align all
 669         variables.
 670
 671 2016-06-29  Alan Modra  <amodra@gmail.com>
 672
 673         * testsuite/Makefile.am (copy_test_protected): Disable for powerpc.
 674         * testsuite/Makefile.in: Regenerate.
 675
 676 2016-06-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 677
 678         * aarch64-reloc.def (NONE): New relocation.
 679         * aarch64.cc (Target_aarch64::Scan::local): Handle R_AARCH64_NONE.
 680         (Target_aarch64::Scan::global): Likewise.
 681         * testsuite/Makefile.am (aarch64_reloc_none): New test.
 682         * testsuite/Makefile.in: Regenerate.
 683         * testsuite/aarch64_reloc_none.s: New test source file.
 684         * testsuite/aarch64_reloc_none.sh: New test script.
 685
 686 2016-06-28  Sriraman Tallam  <tmsriram@google.com>
 687
 688         * x86_64.cc (Lazy_view): New class.
 689         (can_convert_mov_to_lea): Templatize function.  Make the function
 690         check for appropriate relocation types and use the view parameter
 691         to get section contents.
 692         (can_convert_callq_to_direct): New function.
 693         (Target_x86_64<size>::Scan::global): Refactor.
 694         (Target_x86_64<size>::Relocate::relocate): Refactor. Change any indirect
 695         call via GOT that can be converted.
 696         * testsuite/Makefile.am (x86_64_indirect_call_to_direct.sh): New test.
 697         * testsuite/Makefile.in: Regenerate.
 698         * testsuite/x86_64_indirect_call_to_direct1.s: New file.
 699         * testsuite/x86_64_indirect_jump_to_direct1.s: New file.
 700
 701 2016-06-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 702
 703         * aarch64.cc (Target_aarch64::Scan::local): Move the call to got_section
 704         from the top level to the places of its use.
 705
 706 2016-06-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 707
 708         PR gold/18098
 709         * script-c.h (Sort_wildcard): Add SORT_WILDCARD_BY_INIT_PRIORITY.
 710         * script-sections.cc (Input_section_sorter::get_init_priority): New method.
 711         (Input_section_sorter::operator()): Handle SORT_WILDCARD_BY_INIT_PRIORITY.
 712         (Output_section_element_input::print): Likewise.
 713         * script.cc (script_keyword_parsecodes): Add entry SORT_BY_INIT_PRIORITY.
 714         * yyscript.y (SORT_BY_INIT_PRIORITY): New token.
 715         (wildcard_section): Handle SORT_BY_INIT_PRIORITY.
 716
 717         * testsuite/Makefile.am (script_test_14): New test.
 718         * testsuite/Makefile.in: Regenerate.
 719         * testsuite/script_test_14.s: New test source file.
 720         * testsuite/script_test_14.sh: New test script.
 721         * testsuite/script_test_14.t: New test linker script.
 722
 723 2016-06-28  James Clarke  <jrtc27@jrtc27.com>
 724
 725         * sparc.cc (Target_sparc::Scan::local): Don't convert R_SPARC_32
 726         to R_SPARC_RELATIVE if class is ELFCLASS64.
 727         (Target_sparc::Scan::global): Likewise.
 728
 729 2016-06-23  Cary Coutant  <ccoutant@gmail.com>
 730             Igor Kudrin  <ikudrin@accesssoftek.com>
 731
 732         PR gold/15370
 733         * script-sections.cc
 734         (Output_section_element_input::set_section_addresses): Keep bin_count
 735         separate from input_pattern_count.
 736         * testsuite/script_test_12.t: Add another section .x4.
 737         * testsuite/script_test_12i.t: Likewise.
 738         * testsuite/script_test_12a.c: Likewise.
 739         * testsuite/script_test_12b.c: Likewise.
 740
 741 2016-06-23  Igor Kudrin  <ikudrin@accesssoftek.com>
 742
 743         * gold-threads.cc (impl_threads::Lock_impl_threads): Fix typos.
 744
 745 2016-06-22  H.J. Lu  <hongjiu.lu@intel.com>
 746
 747         PR ld/20283
 748         * NEWS: Mention --enable-relro.
 749         * configure.ac: Add --enable-relro.
 750         (DEFAULT_LD_Z_RELRO): New.  Set by --enable-relro and default
 751         to 1.
 752         * config.in: Regenerated.
 753         * configure: Likewise.
 754         * options.h (General_options::relro): Default to
 755         DEFAULT_LD_Z_RELRO.
 756
 757 2016-06-20  Cary Coutant  <ccoutant@gmail.com>
 758
 759         * NEWS: Add new features in 1.12.
 760         * version.cc (version_string): Bump to 1.12.
 761
 762 2016-06-20  H.J. Lu  <hongjiu.lu@intel.com>
 763
 764         PR gold/20245
 765         * i386.cc (Target_i386::first_plt_entry_offset): Return 0 if
 766         plt_ is NULL.
 767         (Target_i386::plt_entry_size): Likewise.
 768         (Target_x86_64<size>::first_plt_entry_offset): Likewise.
 769         (Target_x86_64<size>::plt_entry_size): Likewise.
 770
 771 2016-06-20  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 772
 773         * mips.cc (Target_mips::Target_mips): Initialize rld_map_.
 774         (Target_mips::rld_map_): New data member.
 775         (Target_mips::do_finalize_sections): Add support for
 776         DT_MIPS_RLD_MAP and DT_MIPS_RLD_MAP_REL dynamic tags,
 777         .rld_map section, and __RLD_MAP symbol.
 778         (Target_mips::do_dynamic_tag_custom_value): Add support for
 779         DT_MIPS_RLD_MAP_REL dynamic tag.
 780         * output.cc (Output_data_dynamic::get_entry_offset): New method
 781         definition.
 782         * output.h (Output_data_dynamic::get_entry_offset): New method
 783         declaration.
 784
 785 2016-06-20  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 786
 787         * mips.cc (Mips_relocate_functions::relpc16): Add unaligned check.
 788
 789 2016-06-20  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 790
 791         * mips.cc (relocation_needs_la25_stub): Add support for relocs:
 792         R_MIPS_PC21_S2 and R_MIPS_PC26_S2.
 793         (hi16_reloc): Add support for R_MIPS_PCHI16 relocation.
 794         (is_matching_lo16_reloc): Likewise.
 795         (lo16_reloc): Add support for R_MIPS_PCLO16 relocation.
 796         (Mips_output_data_plt::plt_entry_r6): New static data member for
 797         R6 PLT entry.
 798         (Target_mips::is_output_r6): New method.
 799         (Target_mips::Mips_mach): Add new enum constants.
 800         (Mips_relocate_functions::Status): Likewise.
 801         (Mips_relocate_functions::pchi16_relocs): New static data member.
 802         (Mips_relocate_functions::relpc21): New method.
 803         (Mips_relocate_functions::relpc26): Likewise.
 804         (Mips_relocate_functions::relpc18): Likewise.
 805         (Mips_relocate_functions::relpc19): Likewise.
 806         (Mips_relocate_functions::relpchi16): Likewise.
 807         (Mips_relocate_functions::do_relpchi16): Likewise.
 808         (Mips_relocate_functions::relpclo16): Likewise.
 809         (Mips_output_data_plt::do_write): Add support for Mips r6 plt
 810         entry.
 811         (Target_mips::mips_32bit_flags): Add E_MIPS_ARCH_32R6 support.
 812         (Target_mips::elf_mips_mach): Add E_MIPS_ARCH_32R6 and
 813         E_MIPS_ARCH_64R6 support.
 814         (Target_mips::update_abiflags_isa): Likewise.
 815         (mips_get_size_for_reloc): Add support for relocs: R_MIPS_PCHI16,
 816         R_MIPS_PCLO16, R_MIPS_PC21_S2, R_MIPS_PC26_S2, R_MIPS_PC18_S3 and
 817         R_MIPS_PC19_S2.
 818         (Target_mips::Scan::local): Add support for relocs: R_MIPS_PCHI16
 819         and R_MIPS_PCLO16.
 820         (Target_mips::Scan::global): Add support for relocs:
 821         R_MIPS_PC21_S2 and R_MIPS_PC26_S2.
 822         (Target_mips::Relocate::relocate): Call functions for resolving
 823         Mips32r6 and Mips64r6 relocations, and print error message for
 824         STATUS_PCREL_UNALIGNED.
 825         (Target_mips::Scan::get_reference_flags): Add support for relocs:
 826         R_MIPS_PCHI16, R_MIPS_PCLO16, R_MIPS_PC21_S2, R_MIPS_PC26_S2,
 827         R_MIPS_PC18_S3 and R_MIPS_PC19_S2.
 828         (Target_mips::elf_mips_mach_name): Add E_MIPS_ARCH_32R6 and
 829         E_MIPS_ARCH_64R6 support.
 830
 831 2016-06-13  H.J. Lu  <hongjiu.lu@intel.com>
 832
 833         PR gold/20246
 834         * testsuite/script_test_2.t: Add .got.plt after .got.
 835
 836 2016-06-10  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 837
 838         * mips.cc (struct Mips_abiflags): New struct.
 839         (Mips_relobj::Mips_relobj): Initialize attributes_section_data_
 840         and abiflags_.
 841         (Mips_relobj::~Mips_relobj): Delete object pointed by
 842         attributes_section_data_.
 843         (Mips_relobj::abiflags): New method.
 844         (Mips_relobj::attributes_section_data): Likewise.
 845         (Mips_relobj::attributes_section_data_): New data member.
 846         (Mips_relobj::abiflags_): Likewise.
 847         (class Mips_output_section_abiflags): New class.
 848         (Target_mips::Target_mips): Initialize attributes_section_data_,
 849         abiflags_ and has_abiflags_section_.
 850         (Target_mips::do_should_include_section): Don't emit input
 851         .MIPS.abiflags sections to output .MIPS.abiflags.
 852         (Target_mips::Mips_mach): Add new enum constants.
 853         (Target_mips::mips_isa_ext_mach): New method.
 854         (Target_mips::mips_isa_ext): Likewise.
 855         (Target_mips::update_abiflags_isa): Likewise.
 856         (Target_mips::infer_abiflags): Likewise.
 857         (Target_mips::create_abiflags): Likewise.
 858         (Target_mips::fp_abi_string): Likewise.
 859         (Target_mips::select_fp_abi): Likewise.
 860         (Target_mips::merge_obj_attributes): Likewise.
 861         (Target_mips::merge_obj_abiflags): Likewise.
 862         (Target_mips::level_rev): Likewise.
 863         (Target_mips::merge_obj_e_flags): Rename from
 864         merge_processor_specific_flags. Remove dyn_obj argument,
 865         call update_abiflags_isa when needed, compare NaN encodings and
 866         compare FP64 state.
 867         (Target_mips::add_machine_extensions): Add two machine extensions
 868         and fix one.
 869         (Target_mips::attributes_section_data_): New data member.
 870         (Target_mips::abiflags_): Likewise.
 871         (Target_mips::has_abiflags_section_): Likewise.
 872         (Mips_relobj::do_read_symbols): Read .gnu.attributes and
 873         .MIPS.abiflags sections if they exists.
 874         (Target_mips::elf_mips_mach): Add E_MIPS_MACH_5900 and
 875         E_MIPS_MACH_OCTEON3 support.
 876         (Target_mips::do_adjust_elf_header): Setup EI_ABIVERSION flag.
 877         (Target_mips::do_finalize_sections): Merge .gnu.attributes and
 878         .MIPS.abiflags sections from input. Create these sections if
 879         needed.
 880         (Target_mips::elf_mips_mach_name): Add E_MIPS_MACH_5900 and
 881         E_MIPS_MACH_OCTEON3 support, and change strings for
 882         E_MIPS_MACH_LS2E, E_MIPS_MACH_LS2F and E_MIPS_MACH_LS3A just
 883         to match bfd.
 884
 885 2016-06-10  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 886
 887         * mips.cc (Mips_relobj::Mips_relobj): Initialize
 888         has_reginfo_section_.
 889         (Mips_relobj::has_reginfo_section_): New data member.
 890         (Mips_relobj::has_reginfo_section): New method.
 891         (class Mips_output_section_reginfo): Change base class to
 892         Output_section_data, and set masks of the output .reginfo section
 893         in constructor.
 894         (Mips_output_section_reginfo::as_mips_output_section_reginfo):
 895         Remove.
 896         (Mips_output_section_reginfo::set_masks): Likewise.
 897         (Mips_output_section_reginfo::set_final_data_size): Likewise.
 898         (Mips_output_section_reginfo::do_print_to_mapfile): New method.
 899         (Target_mips::do_make_output_section): Remove.
 900         (Mips_relobj::do_read_symbols): Set has_reginfo_section_ to true
 901         if the object contains a .reginfo section.
 902         (Target_mips::do_finalize_sections): Create a .reginfo output
 903         section if needed.
 904
 905 2016-06-09  Artemiy Volkov  <artemiyv@acm.org>
 906
 907         * mips.cc (Mips_output_data_got::do_write): Add missing template
 908         args via typedef.
 909
 910 2016-05-30  Marcin Kościelnicki  <koriakin@0x04.net>
 911
 912         PR/19960
 913         * s390.cc (Target_s390::ss_code_st_r14): Removed.
 914         (Target_s390::ss_code_l_r14): Removed.
 915         (Target_s390::ss_code_ear): Removed.
 916         (Target_s390::ss_code_c): Removed.
 917         (Target_s390::ss_match_st_r14): New function.
 918         (Target_s390::ss_match_l_r14): New function.
 919         (Target_s390::ss_match_mcount): Call ss_match_{l,st}_r14 instead
 920         of matching code directly.
 921         (Target_s390::ss_match_ear): New function.
 922         (Target_s390::ss_match_c): New function.
 923         (Target_s390::do_calls_non_split): Call ss_match_{ear,c} instead
 924         of matching code directly.
 925
 926 2016-05-19  Cary Coutant  <ccoutant@gmail.com>
 927
 928         PR gold/19823
 929         * copy-relocs.cc (Copy_relocs::make_copy_reloc): Add object
 930         parameter; check for protected symbol.
 931         * copy-relocs.h (Copy_relocs::make_copy_reloc): Add object parameter.
 932         * mips.cc (Mips_copy_relocs): Adjust call to make_copy_reloc.
 933         * symtab.cc (Symbol::init_fields): Initialize is_protected_.
 934         (Symbol_table::add_from_dynobj): Mark protected symbols.
 935         * symtab.h (Symbol::is_protected): New method.
 936         (Symbol::set_is_protected): New method.
 937         (Symbol::is_protected_): New data member.
 938
 939         * testsuite/Makefile.am (copy_test_protected): New test.
 940         * testsuite/Makefile.in: Regenerate.
 941         * testsuite/copy_test.cc (main): Add legal reference to protected
 942         symbol.
 943         * testsuite/copy_test_v1.cc (main): Likewise.
 944         * testsuite/copy_test_2.cc (ip): Add protected symbol.
 945         * testsuite/copy_test_protected.cc: New test source file.
 946         * testsuite/copy_test_protected.sh: New test script.
 947
 948 2016-05-19  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 949
 950         * mips.cc (Mips_got_entry::Mips_got_entry): Remove object argument
 951         for global got symbols, and set addend to 0.
 952         (Mips_got_entry::hash): Change hash algorithm.
 953         (Mips_got_entry::equals): Refactor.
 954         (Mips_got_entry::object): Return input object for local got symbols
 955         from union d.
 956         (Mips_got_entry::addend): Change return of the relocation addend.
 957         (Mips_got_entry::addend_): Move from union d.
 958         (Mips_got_entry::object_): Move into union d.
 959         (class Mips_symbol_hash): New class.
 960         (Mips_got_info::Global_got_entry_set): New type.
 961         (Mips_got_info::global_got_symbols): Change return type to
 962         Global_got_entry_set.
 963         (Mips_got_info::global_got_symbols_): Change type to
 964         Global_got_entry_set.
 965         (Mips_symbol::hash): New method.
 966         (Mips_output_data_la25_stub::symbols_): Change type to std::vector.
 967         (Mips_output_data_mips_stubs::Mips_stubs_entry_set): New type.
 968         (Mips_output_data_mips_stubs::symbols_): Change type to
 969         Mips_stubs_entry_set.
 970         (Mips_got_info::record_global_got_symbol): Don't pass object
 971         argument when creating global got symbol.
 972         (Mips_got_info::record_got_entry): Remove find before inserting
 973         got entries.
 974         (Mips_got_info::add_reloc_only_entries): Change type of iterator
 975         to Global_got_entry_set.
 976         (Mips_got_info::count_got_symbols): Likewise.
 977         (Mips_output_data_la25_stub::create_la25_stub): Use push_back
 978         for adding entries to symbols_.
 979         (Mips_output_data_la25_stub::do_write): Change type of iterator
 980         to std::vector.
 981         (Mips_output_data_mips_stubs::set_lazy_stub_offsets): Change type
 982         of iterator to Mips_stubs_entry_set.
 983         (Mips_output_data_mips_stubs::set_needs_dynsym_value): Likewise.
 984         (Mips_output_data_mips_stubs::do_write): Likewise.
 985
 986 2016-05-06  Han Shen  <shenhan@google.com>
 987
 988         PR gold/19987.
 989
 990         * aarch64-reloc.def: New relocation type.
 991         * aarch64.cc (AArch64_relocate_functions::Page): Changed to public.
 992         (Target_aarch64::Scan::local): Add R_AARCH64_LD64_GOTPAGE_LO15.
 993         (Target_aarch64::Scan::global): Add R_AARCH64_LD64_GOTPAGE_LO15.
 994         (Target_aarch64::Relocate::relocate): Implement R_AARCH64_LD64_GOTPAGE_LO15.
 995
 996 2016-04-28  Nick Clifton  <nickc@redhat.com>
 997
 998         * po/zh_CN.po: Updated Chinese (simplified) translation.
 999
1000 2016-04-15  H.J. Lu  <hongjiu.lu@intel.com>
1001
1002         * Makefile.in: Regenerated with automake 1.11.6.
1003         * aclocal.m4: Likewise.
1004         * testsuite/Makefile.in: Likewise.
1005
1006 2016-03-30  Cary Coutant  <ccoutant@gmail.com>
1007
1008         PR gold/16979
1009         * symtab.cc (Symbol_table::define_default_version): Check for case
1010         where symbols are both in different shared objects.
1011
1012 2016-03-27  Cary Coutant  <ccoutant@gmail.com>
1013
1014         PR gold/16111
1015         * i386.cc (Target_i386): Add check for fully-resolved symbol for
1016         R_386_GOTOFF.
1017
1018 2016-03-22  Nick Clifton  <nickc@redhat.com>
1019
1020         * configure: Regenerate.
1021
1022 2016-03-21  Cary Coutant  <ccoutant@gmail.com>
1023
1024         PR gold/19842
1025         * errors.cc (Errors::undefined_symbol): Add info message when
1026         symbol should have been provided by a plugin.
1027         * target-reloc.h (issue_undefined_symbol_error): Check for
1028         placeholder symbols defined in discarded sections.
1029         * testsuite/Makefile.am (plugin_test_9b): New test case.
1030         * testsuite/Makefile.in: Regenerate.
1031         * testsuite/plugin_test_9b_elf.cc: New test source file.
1032         * testsuite/plugin_test_9b_ir.cc: New test source file.
1033
1034 2016-03-20  Cary Coutant  <ccoutant@gmail.com>
1035
1036         PR gold/19002
1037         * ehframe.cc (Eh_frame::read_fde): Check for dropped functions.
1038         * testsuite/Makefile.am (eh_test_2): New test.
1039         * testsuite/Makefile.in: Regenerate.
1040         * testsuite/eh_test_2.sh: New test script.
1041         * testsuite/eh_test_a.cc (bar): Make it comdat.
1042         * testsuite/eh_test_b.cc (bar): Add a duplicate copy.
1043
1044 2016-03-18  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
1045
1046         * mips.cc (Mips_relobj::is_n64_): Remove.
1047         (Target_mips::ei_class_): Likewise.
1048         (Mips_relobj::is_newabi): Call methods.
1049         (Mips_relobj::is_n64): Change checking for N64 ABI.
1050         (Target_mips::is_output_n64): Likewise.
1051         (Target_mips::merge_processor_specific_flags): Remove ei_class
1052         argument, and remove comparing ei_class.
1053         (Target_mips::do_adjust_elf_header): Remove setting EI_CLASS field
1054         of the ELF header.
1055         (Target_mips::do_finalize_sections): Don't pass ei_class argument
1056         to merge_processor_specific_flags.
1057         (Target_mips::elf_mips_abi_name): Remove ei_class argument, and
1058         change checking for N64 ABI.
1059
1060 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
1061
1062         * mips.cc (enum Special_relocation_symbol): New enum type.
1063         (is_readonly_section): New function.
1064         (eh_reloc): Likewise.
1065         (Mips_got_entry::is_section_symbol_): New member.
1066         (Mips_got_entry::is_section_symbol): New method.
1067         (Mips_got_info::record_local_got_symbol): Add is_section_symbol
1068         argument.
1069         (Mips_relobj::mips_elf_options_section_name): New method.
1070         (Mips_output_data_got::record_local_got_symbol): Add
1071         is_section_symbol argument, and pass it to
1072         Mips_got_info::record_local_got_symbol.
1073         (Mips_output_data_got::got_offset): Add addend argument, and pass
1074         it to Relobj::local_got_offset.
1075         (struct Mips_output_reloc_writer): New type.
1076         (class Mips_output_data_reloc): New class.
1077         (Mips_output_data_plt::Reloc_section): Change type to
1078         Mips_output_data_reloc.
1079         (Target_mips::Reloc_section): Likewise.
1080         (Mips_reloc_types::get_r_addend): Remove unsigned from return type.
1081         (Mips_classify_reloc::get_r_type2): New method.
1082         (Mips_classify_reloc::get_r_type3): Likewise.
1083         (Mips_classify_reloc::get_r_ssym): Likewise.
1084         (Target_mips::Reloca_section): Remove.
1085         (Relocate::should_apply_static_reloc): Rename from
1086         should_apply_r_mips_32_reloc.
1087         (Target_mips::copy_reloc): Replace Reltype parameter with r_type
1088         and r_offset.
1089         (Mips_relocate_functions::Valtype): New type.
1090         (Mips_relocate_functions::Valtype64): New type.
1091         (Mips_relocate_functions::check_overflow): New method.
1092         (Mips_relocate_functions::mips_reloc_unshuffle): Move to public
1093         interface.
1094         (Mips_relocate_functions::mips_reloc_shuffle): Likewise.
1095         (Mips_relocate_functions::rel16): Add support for resolving
1096         relocations for Mips64.
1097         (Mips_relocate_functions::rel32): Likewise.
1098         (Mips_relocate_functions::reljalr): Likewise.
1099         (Mips_relocate_functions::relpc32): Likewise.
1100         (Mips_relocate_functions::rel26): Likewise.
1101         (Mips_relocate_functions::relpc16): Likewise.
1102         (Mips_relocate_functions::relmicromips_pc7_s1): Likewise.
1103         (Mips_relocate_functions::relmicromips_pc10_s1): Likewise.
1104         (Mips_relocate_functions::relmicromips_pc16_s1): Likewise.
1105         (Mips_relocate_functions::do_relhi16): Likewise.
1106         (Mips_relocate_functions::do_relgot16_local): Likewise.
1107         (Mips_relocate_functions::rello16): Likewise.
1108         (Mips_relocate_functions::relgot): Likewise.
1109         (Mips_relocate_functions::relgotpage): Likewise.
1110         (Mips_relocate_functions::relgotofst): Likewise.
1111         (Mips_relocate_functions::relgot_hi16): Likewise.
1112         (Mips_relocate_functions::relgot_lo16): Likewise.
1113         (Mips_relocate_functions::relgprel): Likewise.
1114         (Mips_relocate_functions::relgprel32): Likewise.
1115         (Mips_relocate_functions::tlsrelhi16): Likewise.
1116         (Mips_relocate_functions::tlsrello16): Likewise.
1117         (Mips_relocate_functions::tlsrel32): Likewise.
1118         (Mips_relocate_functions::relsub): Likewise.
1119         (Mips_relocate_functions::releh): New method.
1120         (Mips_relocate_functions::rel64): Likewise.
1121         (Mips_got_info::record_local_got_symbol): Add is_section_symbol and
1122         pass it to Mips_got_entry.
1123         (Mips_got_info::add_local_entries): Pass addend argument
1124         to code functions, and for STT_SECTION symbols call
1125         add_symbolless_local_addend.
1126         (Mips_got_info::add_tls_entries): Pass addend argument to code
1127         functions.
1128         (Mips_relobj::do_read_symbols): Read gp value that was used to
1129         create object.
1130         (Mips_output_data_plt::plt_entry): Remove opcode from l[wd]
1131         instruction. Opcode for instruction will be selected later.
1132         (Target_mips::gc_process_relocs): Add case for SHT_RELA.
1133         (Target_mips::scan_relocatable_relocs): Likewise.
1134         (Target_mips::emit_relocs_scan): Likewise.
1135         (Target_mips::relocate_relocs): Likewise.
1136         (Target_mips::do_finalize_sections): Skip objects for merging
1137         processor specific flags in which all input sections will be
1138         discarded.
1139         (mips_get_size_for_reloc): Add case for R_MIPS_EH.
1140         (Target_mips::Scan::get_reference_flags): Likewise.
1141         (Target_mips::relocate_special_relocatable): Call rel26 method with
1142         calculate_only and calculated_value arguments.
1143         (Target_mips::Scan::local): Add case for R_MIPS_EH. Don't create a
1144         dynamic relocation against a readonly sections, and pass
1145         is_section_symbol to Mips_got_info::record_local_got_symbol.
1146         (Target_mips::Scan::global): Add case for R_MIPS_EH. Don't create a
1147         dynamic relocation against a readonly sections, and pass r_type
1148         and r_offset to Target_mips::copy_reloc.
1149         (Target_mips::Relocate::relocate): Add support for resolving
1150         relocations for Mips64.
1151         (Target_mips::mips_info): Add case for Mips64 default dynamic
1152         linker name.
1153         (Target_selector_mips): Correct emulation names.
1154
1155 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
1156
1157         * mips.cc (class Mips_output_data_la25_stub): Add
1158         do_print_to_mapfile function.
1159
1160 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
1161
1162         * mips.cc (Mips_classify_reloc::put_r_info): Call 32bit version of
1163         elf_r_info.
1164
1165 2016-03-09  H.J. Lu  <hongjiu.lu@intel.com>
1166
1167         * testsuite/plugin_layout_with_alignment.cc: Renamed to ..
1168         * testsuite/plugin_layout_with_alignment.c: This.
1169         * testsuite/Makefile.am (plugin_layout_with_alignment.o): Updated.
1170         (plugin_layout_with_alignment): Likewise.
1171         * testsuite/Makefile.in: Regenerated.
1172
1173 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
1174
1175         PR 19751
1176         * testsuite/Makefile.am (retain_symbols_file_test): Remove check
1177         for constructor.
1178         * testsuite/Makefile.in: Regenerate.
1179         * testsuite/dynamic_list.sh: Likewise.
1180         * testsuite/retain_symbols_file_test.sh: Likewise.
1181
1182 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
1183
1184         PR 19751
1185         * arm.cc (Reloc_stub::Key::name): Add unused attribute.
1186         * dirsearch.cc (Dir_caches::~Dir_caches): Likewise.
1187
1188 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
1189             Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
1190
1191         * output.cc (Output_reloc_writer): New type.
1192         (Output_data_reloc_base::do_write): Move implementation to template
1193         in output.h and replace with invocation of template.
1194         * output.h (Output_file): Move to top of file.
1195         (Output_reloc::get_symbol_index): Move to public interface.
1196         (Output_reloc::get_address): Likewise.
1197         (Output_data_reloc_base::do_write_generic): New function template.
1198
1199 2016-03-04  Cary Coutant  <ccoutant@gmail.com>
1200
1201         PR gold/19019
1202         PR gold/19763
1203         * symtab.cc: Instantiate Sized_symbol::init_constant and
1204         Sized_symbol::init_undefined.
1205
1206 2016-03-03  Cary Coutant  <ccoutant@gmail.com>
1207
1208         PR gold/19019
1209         * layout.h (Layout::add_target_specific_dynamic_tag): New function.
1210         * layout.cc (Layout::add_target_specific_dynamic_tag): New function.
1211         * mips.cc (Target_mips::make_symbol): Adjust function signature.
1212         * sparc.cc (Target_sparc::Target_sparc): Initialize register_syms_.
1213         (Target_sparc::do_is_defined_by_abi): Remove test for
1214         STT_SPARC_REGISTER.
1215         (Target_sparc::Register_symbol): New struct type.
1216         (Target_sparc::register_syms_): New data member.
1217         (Target_sparc<64, true>::sparc_info): Set has_make_symbol to true.
1218         (Target_sparc::make_symbol): New function.
1219         (Target_sparc::do_finalize_sections): Add register symbols and new
1220         dynamic table entries.
1221         * symtab.h (Sized_symbol::init_undefined): Add value parameter.
1222         (Symbol_table::add_target_global_symbol): New function.
1223         (Symbol_table::target_symbols_): New data member.
1224         * symtab.cc (Sized_symbol::init_undefined): Add value parameter.
1225         (Symbol_table::Symbol_table): Initialize target_symbols_.
1226         (Symbol_table::add_from_object): Pass additional parameters to
1227         Target::make_symbol.
1228         (Symbol_table::define_special_symbol): Likewise.
1229         (Symbol_table::add_undefined_symbol_from_command_line): Pass 0 for
1230         undefined symbol value.
1231         (Symbol_table::set_dynsym_indexes): Process target-specific symbols.
1232         (Symbol_table::sized_finalize): Likewise.
1233         (Symbol_table::sized_write_globals): Likewise.
1234         * target.h (Sized_target::make_symbol): Add name, st_type, object,
1235         st_shndx, and value parameters.
1236
1237 2016-03-03  Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1238
1239         * plugin.cc (do_should_include_member): Ignore LDPK_UNDEF and
1240         LDPK_WEAKUNDEF symbols.
1241
1242 2016-03-03  Than McIntosh  <thanm@google.com>
1243
1244         * plugin.cc (Plugin::load): Include hooks for get_input_section_size
1245         and get_input_section_alignment in transfer vector.
1246         (get_input_section_alignment): New function.
1247         (get_input_section_size): New function.
1248         * testsuite/Makefile.am: Add plugin_layout_with_alignment.sh test.
1249         * testsuite/Makefile.in: [Regenerate.]
1250         * testsuite/plugin_section_alignment.cc: New test file.
1251         * testsuite/plugin_layout_with_alignment.cc: New test file.
1252         * testsuite/plugin_layout_with_alignment.sh: New test file.
1253
1254 2016-03-03  Evgenii Stepanov  <eugenis@google.com>
1255
1256         * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
1257         parameter.
1258         * plugin.cc (get_symbols_v3): New function.
1259         (Plugin::load): Add LDPT_GET_SYMBOLS_V3.
1260         (Pluginobj::get_symbol_resolution_info): Return LDPS_NO_SYMS when using
1261         new version.
1262
1263 2016-02-26  Egor Kochetov  <egor.kochetov@intel.com>
1264             Cary Coutant  <ccoutant@gmail.com>
1265
1266         PR gold/19735
1267         * ehframe.h (Cie::fde_encoding): New method.
1268         * ehframe.cc (Eh_frame::read_fde): Discard FDEs for zero-length
1269         address ranges.
1270
1271 2016-02-15  H.J. Lu  <hongjiu.lu@intel.com>
1272
1273         * testsuite/Makefile.am (x86_64_mov_to_lea5.o): Pass
1274         -mrelax-relocations=yes to $(TEST_AS).
1275         (x86_64_mov_to_lea6.o): Likewise.
1276         (x86_64_overflow_pc32.o): Remove duplicated target.
1277         * testsuite/Makefile.in: Regenerated.
1278
1279 2016-02-15  Marcin Kościelnicki  <koriakin@0x04.net>
1280
1281         * s390.cc (Target_s390::match_view_u): New helper method.
1282         (Target_s390::do_is_call_to_non_split): New method.
1283         (Target_s390::ss_code_st_r14): New const.
1284         (Target_s390::ss_code_l_r14): New const.
1285         (Target_s390::ss_code_bras_8): New const.
1286         (Target_s390::ss_code_l_basr): New const.
1287         (Target_s390::ss_code_a_basr): New const.
1288         (Target_s390::ss_code_ear): New const.
1289         (Target_s390::ss_code_c): New const.
1290         (Target_s390::ss_code_larl): New const.
1291         (Target_s390::ss_code_brasl): New const.
1292         (Target_s390::ss_code_jg): New const.
1293         (Target_s390::ss_code_jgl): New const.
1294         (Target_s390::ss_match_mcount): New helper method.
1295         (Target_s390::ss_match_l): New helper method.
1296         (Target_s390::ss_match_ahi): New helper method.
1297         (Target_s390::ss_match_alfi): New helper method.
1298         (Target_s390::ss_match_cr): New helper method.
1299         (Target_s390::do_calls_non_split): New method.
1300         * testsuite/Makefile.am: Added new tests.
1301         * testsuite/Makefile.in: Regenerate.
1302         * testsuite/split_s390.sh: New test.
1303         * testsuite/split_s390_1_a1.s: New test.
1304         * testsuite/split_s390_1_a2.s: New test.
1305         * testsuite/split_s390_1_n1.s: New test.
1306         * testsuite/split_s390_1_n2.s: New test.
1307         * testsuite/split_s390_1_z1.s: New test.
1308         * testsuite/split_s390_1_z2.s: New test.
1309         * testsuite/split_s390_1_z3.s: New test.
1310         * testsuite/split_s390_1_z4.s: New test.
1311         * testsuite/split_s390_2_ns.s: New test.
1312         * testsuite/split_s390_2_s.s: New test.
1313         * testsuite/split_s390x_1_a1.s: New test.
1314         * testsuite/split_s390x_1_a2.s: New test.
1315         * testsuite/split_s390x_1_n1.s: New test.
1316         * testsuite/split_s390x_1_n2.s: New test.
1317         * testsuite/split_s390x_1_z1.s: New test.
1318         * testsuite/split_s390x_1_z2.s: New test.
1319         * testsuite/split_s390x_1_z3.s: New test.
1320         * testsuite/split_s390x_1_z4.s: New test.
1321         * testsuite/split_s390x_2_ns.s: New test.
1322         * testsuite/split_s390x_2_s.s: New test.
1323
1324 2016-02-11 Rahul Chaudhry  <rahulchaudhry@google.com>
1325
1326         * aarch64.cc (Target_aarch64::scan_erratum_843419_span): Remove
1327         info message for every erratum 843419 found and fixed.
1328
1329 2016-02-07  Cary Coutant  <ccoutant@gmail.com>
1330
1331         PR gold/18695
1332         * x86_64.cc (Target_x86_64::Relocate::relocate): Add additional
1333         information to relocation overflow errors.
1334
1335 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
1336
1337         PR gold/18695
1338         * x86_64.cc (X86_64_relocate_functions::pcrela32_check): Fix x32
1339         overflow checking when symbol value + addend < 0.
1340
1341 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
1342
1343         PR gold/19577
1344         * reloc.h (Limits): New class.
1345         (Bits::has_overflow32): Use min/max values from Limits.
1346         (Bits::has_unsigned_overflow32): Likewise.
1347         (Bits::has_signed_unsigned_overflow32): Likewise.
1348         (Bits::has_overflow): Likewise.
1349         (Bits::has_unsigned_overflow): Likewise.
1350         (Bits::has_signed_unsigned_overflow64): Likewise.
1351
1352 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
1353
1354         PR gold/19567
1355         * reloc.h (Relocate_functions::Overflow_check): Add comments.
1356         * x86_64.cc (X86_64_relocate_functions): New class.
1357         (Target_x86_64::Relocate::relocate): Use the new class.
1358         * testsuite/Makefile.am (x86_64_overflow_pc32): Add -Tdata option.
1359         (x32_overflow_pc32): New test case.
1360         * testsuite/Makefile.in: Regenerate.
1361         * testsuite/x32_overflow_pc32.sh: New script.
1362         * testsuite/x86_64_overflow_pc32.s: Remove .space directive.
1363
1364 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
1365
1366         PR gold/19577
1367         * reloc.h (Bits::has_unsigned_overflow32): Fix static_cast.
1368         (Bits::has_unsigned_overflow): Remove unnecessary static_cast.
1369
1370 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
1371
1372         PR gold/19577
1373         * reloc.h (Bits::has_unsigned_overflow32): Fix unsigned/signed
1374         comparison.
1375         (Bits::has_unsigned_overflow): Likewise.
1376
1377 2016-02-06  Marcin Kościelnicki  <koriakin@0x04.net>
1378
1379         * i386.cc (Target_i386::is_call_to_non_split): Add view and view_size
1380         parameters.
1381         * reloc.cc (Sized_relobj_file::split_stack_adjust_reltype): Pass view
1382         and view_size to is_call_to_non_split.
1383         * target.cc (Target::is_call_to_non_split): Add view and view_size
1384         parameters.
1385         * target.h (class Target): Likewise.
1386
1387 2016-02-05  Sriraman Tallam  <tmsriram@google.com>
1388
1389         * icf.cc (get_rel_addend): New function.
1390         (get_section_contents):  Move merge section addend computation to a
1391         new function.  Ignore negative values for SHT_REL and SHT_RELA addends.
1392         Fix bug to not read past the length of the section.
1393
1394 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
1395             Andrew Senkevich  <andrew.senkevich@intel.com>
1396
1397         PR gold/18695
1398         * x86_64.cc (Target_x86_64::Relocate::relocate): Add overflow
1399         checking for R_X86_64_32, R_X86_64_32S, R_X86_64_PC32, and
1400         R_X86_64_PLT32.
1401         * testsuite/Makefile.am (x86_64_overflow_pc32): New test.
1402         * testsuite/x86_64_overflow_pc32.sh: New test script.
1403         * testsuite/x86_64_overflow_pc32.s: New source file.
1404
1405 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
1406
1407         PR gold/18695
1408         * reloc.h (Relocate_functions::Address): New typedef.
1409         (Relocate_functions::Addendtype): New typedef.
1410         (Relocate_functions::Overflow_check): New enum type.
1411         (Relocate_functions::Reloc_status): New enum type.
1412         (Relocate_functions::check_overflow): New function template.
1413         (Relocate_functions::rel): Add check parameter; check for overflow.
1414         (Relocate_functions::rel_unaligned): Likewise.
1415         (Relocate_functions::rela): Likewise.
1416         (Relocate_functions::pcrel): Likewise.
1417         (Relocate_functions::pcrel_unaligned): Likewise.
1418         (Relocate_functions::pcrela): Likewise.
1419         (Relocate_functions::rel8): Adjust parameter types.
1420         (Relocate_functions::rela8): Likewise.
1421         (Relocate_functions::pcrel8): Likewise.
1422         (Relocate_functions::pcrela8): Likewise.
1423         (Relocate_functions::rel16): Likewise.
1424         (Relocate_functions::rela168): Likewise.
1425         (Relocate_functions::pcrel16): Likewise.
1426         (Relocate_functions::pcrela16): Likewise.
1427         (Relocate_functions::rel32): Likewise.
1428         (Relocate_functions::rel32_unaligned): Likewise.
1429         (Relocate_functions::rela32): Likewise.
1430         (Relocate_functions::pcrel32): Likewise.
1431         (Relocate_functions::pcrel32_unaligned): Likewise.
1432         (Relocate_functions::pcrela32): Likewise.
1433         (Relocate_functions::rel8_check): New function.
1434         (Relocate_functions::rela8_check): New function.
1435         (Relocate_functions::pcrel8_check): New function.
1436         (Relocate_functions::pcrela8_check): New function.
1437         (Relocate_functions::rel16_check): New function.
1438         (Relocate_functions::rela168_check): New function.
1439         (Relocate_functions::pcrel16_check): New function.
1440         (Relocate_functions::pcrela16_check): New function.
1441         (Relocate_functions::rel32_check): New function.
1442         (Relocate_functions::rel32_unaligned_check): New function.
1443         (Relocate_functions::rela32_check): New function.
1444         (Relocate_functions::pcrel32_check): New function.
1445         (Relocate_functions::pcrel32_unaligned_check): New function.
1446         (Relocate_functions::pcrela32_check): New function.
1447         (Bits::has_unsigned_overflow32): New function.
1448         (Bits::has_unsigned_overflow): New function.
1449         * testsuite/Makefile.am (overflow_unittest): New test.
1450         * testsuite/Makefile.in: Regenerate.
1451         * testsuite/overflow_unittest.cc: New source file.
1452
1453 2016-02-04  Alan Modra  <amodra@gmail.com>
1454
1455         * powerpc.cc (relocate): Adjust last patch for big-endian.
1456
1457 2016-02-02  Alan Modra  <amodra@gmail.com>
1458
1459         * powerpc.cc (relocate): Further restrict ELFv2 entry optimization.
1460
1461 2016-01-15 Han Shen  <shenhan@google.com>
1462
1463         PR gold/19472 - need pc-relative stubs.
1464
1465         * aarch64.cc (Reloc_stub::stub_type_for_reloc): Return PC-relative
1466         stub type for DSOs and pie executables.
1467
1468 2016-01-12  H.J. Lu  <hongjiu.lu@intel.com>
1469
1470         * i386.cc (Target_i386::Classify_reloc::get_r_addend): Remove
1471         'typename'.
1472
1473 2016-01-12  Cary Coutant  <ccoutant@gmail.com>
1474
1475         * arm.cc (Target_arm::Classify_reloc::get_r_addend): New method.
1476         * i386.cc (Target_i386::Classify_reloc::get_r_addend): New method.
1477         * mips.cc (Target_arm::Mips_classify_reloc::get_r_addend): (Both
1478         specializations) New method.
1479
1480 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
1481
1482         PR gold/19353
1483         * aarch64.cc (Target_aarch64::relocate_tls): Don't insist that
1484         we have a TLS segment for GD-to-IE optimization.
1485         * i386.cc (Target_i386::tls_gd_to_ie): Remove tls_segment parameter.
1486         Adjust all calls.
1487         (Target_i386::tls_desc_gd_to_ie): Likewise.
1488         (Target_i386::relocate_tls): Don't insist that we have a TLS segment
1489         for TLSDESC GD-to-IE optimizations.
1490         * x86_64.cc (Target_x86_64::tls_gd_to_ie): Remove tls_segment parameter.
1491         Adjust all calls.
1492         (Target_x86_64::tls_desc_gd_to_ie): Likewise.
1493         (Target_x86_64::relocate_tls): Don't insist that we have a TLS segment
1494         for TLSDESC GD-to-IE optimizations.
1495
1496 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
1497
1498         Refactor gold to enable support for MIPS-64 relocation format.
1499
1500         * gc.h (get_embedded_addend_size): Remove sh_type parameter.
1501         (gc_process_relocs): Remove sh_type template parameter.
1502         Use Classify_reloc to access r_sym, r_type, and r_addend fields.
1503         * object.h (Sized_relobj_file::split_stack_adjust): Add target
1504         parameter.
1505         (Sized_relobj_file::split_stack_adjust_reltype): Likewise.
1506         * reloc-types.h (Reloc_types::copy_reloc_addend): (SHT_REL and SHT_RELA
1507         specializations) Remove.
1508         * reloc.cc (Emit_relocs_strategy): Rename and move to target-reloc.h.
1509         (Sized_relobj_file::emit_relocs_scan): Call Target::emit_relocs_scan().
1510         (Sized_relobj_file::emit_relocs_scan_reltype): Remove.
1511         (Sized_relobj_file::split_stack_adjust): Add target parameter.
1512         Adjust all callers.
1513         (Sized_relobj_file::split_stack_adjust_reltype): Likewise. Call
1514         Target::get_r_sym() to get r_sym field from relocations.
1515         (Track_relocs::next_symndx): Call Target::get_r_sym().
1516         * target-reloc.h (scan_relocs): Remove sh_type template parameter;
1517         add Classify_reloc template parameter.  Use for accessing r_sym and
1518         r_type.
1519         (relocate_section): Likewise.
1520         (Default_classify_reloc): New class (renamed and moved from reloc.cc).
1521         (Default_scan_relocatable_relocs): Remove sh_type template parameter.
1522         (Default_scan_relocatable_relocs::Reltype): New typedef.
1523         (Default_scan_relocatable_relocs::reloc_size): New const.
1524         (Default_scan_relocatable_relocs::sh_type): New const.
1525         (Default_scan_relocatable_relocs::get_r_sym): New method.
1526         (Default_scan_relocatable_relocs::get_r_type): New method.
1527         (Default_emit_relocs_strategy): New class.
1528         (scan_relocatable_relocs): Replace sh_type template parameter with
1529         Scan_relocatable_relocs class.  Use it to access r_sym and r_type
1530         fields.
1531         (relocate_relocs): Replace sh_type template parameter with
1532         Classify_reloc class.  Use it to access r_sym and r_type fields.
1533         * target.h (Target::is_call_to_non_split): Replace r_type parameter
1534         with pointer to relocation. Adjust all callers.
1535         (Target::do_is_call_to_non_split): Likewise.
1536         (Target::emit_relocs_scan): New virtual method.
1537         (Sized_target::get_r_sym): New virtual method.
1538         * target.cc (Target::do_is_call_to_non_split): Replace r_type parameter
1539         with pointer to relocation.
1540
1541         * aarch64.cc (Target_aarch64::emit_relocs_scan): New method.
1542         (Target_aarch64::Relocatable_size_for_reloc): Remove.
1543         (Target_aarch64::gc_process_relocs): Use Default_classify_reloc.
1544         (Target_aarch64::scan_relocs): Likewise.
1545         (Target_aarch64::relocate_section): Likewise.
1546         (Target_aarch64::Relocatable_size_for_reloc::get_size_for_reloc):
1547         Remove.
1548         (Target_aarch64::scan_relocatable_relocs): Use Default_classify_reloc.
1549         (Target_aarch64::relocate_relocs): Use Default_classify_reloc.
1550         * arm.cc (Target_arm::Arm_scan_relocatable_relocs): Remove sh_type
1551         template parameter.
1552         (Target_arm::emit_relocs_scan): New method.
1553         (Target_arm::Relocatable_size_for_reloc): Replace with...
1554         (Target_arm::Classify_reloc): ...this.
1555         (Target_arm::gc_process_relocs): Use Classify_reloc.
1556         (Target_arm::scan_relocs): Likewise.
1557         (Target_arm::relocate_section): Likewise.
1558         (Target_arm::scan_relocatable_relocs): Likewise.
1559         (Target_arm::relocate_relocs): Likewise.
1560         * i386.cc (Target_i386::emit_relocs_scan): New method.
1561         (Target_i386::Relocatable_size_for_reloc): Replace with...
1562         (Target_i386::Classify_reloc): ...this.
1563         (Target_i386::gc_process_relocs): Use Classify_reloc.
1564         (Target_i386::scan_relocs): Likewise.
1565         (Target_i386::relocate_section): Likewise.
1566         (Target_i386::scan_relocatable_relocs): Likewise.
1567         (Target_i386::relocate_relocs): Likewise.
1568         * mips.cc (Mips_scan_relocatable_relocs): Remove sh_type template
1569         parameter.
1570         (Mips_reloc_types): New class template.
1571         (Mips_classify_reloc): New class template.
1572         (Target_mips::Reltype): New typedef.
1573         (Target_mips::Relatype): New typedef.
1574         (Target_mips::emit_relocs_scan): New method.
1575         (Target_mips::get_r_sym): New method.
1576         (Target_mips::Relocatable_size_for_reloc): Replace with
1577         Mips_classify_reloc.
1578         (Target_mips::copy_reloc): Use Mips_classify_reloc.
1579         (Target_mips::gc_process_relocs): Likewise.
1580         (Target_mips::scan_relocs): Likewise.
1581         (Target_mips::relocate_section): Likewise.
1582         (Target_mips::scan_relocatable_relocs): Likewise.
1583         (Target_mips::relocate_relocs): Likewise.
1584         (mips_get_size_for_reloc): New function, factored out from
1585         Relocatable_size_for_reloc::get_size_for_reloc.
1586         (Target_mips::Scan::local): Use Mips_classify_reloc.
1587         (Target_mips::Scan::global): Likewise.
1588         (Target_mips::Relocate::relocate): Likewise.
1589         * powerpc.cc (Target_powerpc::emit_relocs_scan): New method.
1590         (Target_powerpc::Relocatable_size_for_reloc): Remove.
1591         (Target_powerpc::gc_process_relocs): Use Default_classify_reloc.
1592         (Target_powerpc::scan_relocs): Likewise.
1593         (Target_powerpc::relocate_section): Likewise.
1594         (Powerpc_scan_relocatable_reloc): Convert to class template.
1595         (Powerpc_scan_relocatable_reloc::Reltype): New typedef.
1596         (Powerpc_scan_relocatable_reloc::reloc_size): New const.
1597         (Powerpc_scan_relocatable_reloc::sh_type): New const.
1598         (Powerpc_scan_relocatable_reloc::get_r_sym): New method.
1599         (Powerpc_scan_relocatable_reloc::get_r_type): New method.
1600         (Target_powerpc::scan_relocatable_relocs): Use
1601         Powerpc_scan_relocatable_reloc.
1602         (Target_powerpc::relocate_relocs): Use Default_classify_reloc.
1603         * s390.cc (Target_s390::emit_relocs_scan): New method.
1604         (Target_s390::Relocatable_size_for_reloc): Remove.
1605         (Target_s390::gc_process_relocs): Use Default_classify_reloc.
1606         (Target_s390::scan_relocs): Likewise.
1607         (Target_s390::relocate_section): Likewise.
1608         (Target_s390::Relocatable_size_for_reloc::get_size_for_reloc):
1609         Remove.
1610         (Target_s390::scan_relocatable_relocs): Use Default_classify_reloc.
1611         (Target_s390::relocate_relocs): Use Default_classify_reloc.
1612         * sparc.cc (Target_sparc::emit_relocs_scan): New method.
1613         (Target_sparc::Relocatable_size_for_reloc): Remove.
1614         (Target_sparc::gc_process_relocs): Use Default_classify_reloc.
1615         (Target_sparc::scan_relocs): Likewise.
1616         (Target_sparc::relocate_section): Likewise.
1617         (Target_sparc::Relocatable_size_for_reloc::get_size_for_reloc):
1618         Remove.
1619         (Target_sparc::scan_relocatable_relocs): Use Default_classify_reloc.
1620         (Target_sparc::relocate_relocs): Use Default_classify_reloc.
1621         * tilegx.cc (Target_tilegx::emit_relocs_scan): New method.
1622         (Target_tilegx::Relocatable_size_for_reloc): Remove.
1623         (Target_tilegx::gc_process_relocs): Use Default_classify_reloc.
1624         (Target_tilegx::scan_relocs): Likewise.
1625         (Target_tilegx::relocate_section): Likewise.
1626         (Target_tilegx::Relocatable_size_for_reloc::get_size_for_reloc):
1627         Remove.
1628         (Target_tilegx::scan_relocatable_relocs): Use Default_classify_reloc.
1629         (Target_tilegx::relocate_relocs): Use Default_classify_reloc.
1630         * x86_64.cc (Target_x86_64::emit_relocs_scan): New method.
1631         (Target_x86_64::Relocatable_size_for_reloc): Remove.
1632         (Target_x86_64::gc_process_relocs): Use Default_classify_reloc.
1633         (Target_x86_64::scan_relocs): Likewise.
1634         (Target_x86_64::relocate_section): Likewise.
1635         (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1636         Remove.
1637         (Target_x86_64::scan_relocatable_relocs): Use Default_classify_reloc.
1638         (Target_x86_64::relocate_relocs): Use Default_classify_reloc.
1639
1640         * testsuite/testfile.cc (Target_test::emit_relocs_scan): New method.
1641
1642 2016-01-01  Alan Modra  <amodra@gmail.com>
1643
1644         Update year range in copyright notice of all files.
1645
1646 For older changes see ChangeLog-0815
1647 \f
1648 Copyright (C) 2016 Free Software Foundation, Inc.
1649
1650 Copying and distribution of this file, with or without modification,
1651 are permitted in any medium without royalty provided the copyright
1652 notice and this notice are preserved.
1653
1654 Local Variables:
1655 mode: change-log
1656 left-margin: 8
1657 fill-column: 74
1658 version-control: never
1659 End: