gold/ChangeLog-2016

   1 2016-12-28  Andreas Schwab  <schwab@linux-m68k.org>
   2
   3         * copy-relocs.h: Fix comment typo.
   4
   5 2016-12-28  Cary Coutant  <ccoutant@gmail.com>
   6
   7         PR gold/20996
   8         * object.cc (build_compressed_section_map): Add explicit instantiations.
   9
  10 2016-12-27  Cary Coutant  <ccoutant@gmail.com>
  11
  12         PR ld/20995
  13         * copy-relocs.cc (Copy_relocs::make_copy_reloc): Use .data.rel.ro for
  14         read-only data when linking with -z relro.
  15         * copy-relocs.h (Copy_relocs::dynrelro_): New data member.
  16         * testsuite/Makefile.am (copy_test_relro): New test case.
  17         * testsuite/Makefile.in: Regenerate.
  18         * testsuite/copy_test_relro.cc: New source file.
  19         * testsuite/copy_test_relro_1.cc: New source file.
  20
  21 2016-12-23  Cary Coutant  <ccoutant@gmail.com>
  22
  23         * NEWS: Add new features in 1.14.
  24         * version.cc (version_string): Bump to 1.14.
  25
  26 2016-12-22  Cary Coutant  <ccoutant@gmail.com>
  27
  28         PR gold/17643
  29         * options.h (-z bndplt): New option.
  30         * x86_64.cc (Output_data_plt_x86_64::regular_count): New method.
  31         (Output_data_plt_x86_64::address_for_global): Move implementation into
  32         virtual method.
  33         (Output_data_plt_x86_64::address_for_local): Likewise.
  34         (Output_data_plt_x86_64::got): New method.
  35         (Output_data_plt_x86_64::got_plt): New method.
  36         (Output_data_plt_x86_64::got_irelative): New method.
  37         (Output_data_plt_x86_64::do_address_for_global): New virtual method.
  38         (Output_data_plt_x86_64::do_address_for_local): New virtual method.
  39         (class Output_data_plt_x86_64_bnd): New class.
  40         (Target_x86_64::do_make_data_plt): Move out of line and specialize
  41         for each size (both overloads).
  42         (Output_data_plt_x86_64::set_final_data_size): Cosmetic changes.
  43         * testsuite/Makefile.am (bnd_plt_1): New test case.
  44         (bnd_ifunc_1): New test case.
  45         (bnd_ifunc_2): New test case.
  46         * testsuite/Makefile.in: Regenerate.
  47         * testsuite/bnd_ifunc_1.s: New source file.
  48         * testsuite/bnd_ifunc_1.sh: New shell script.
  49         * testsuite/bnd_ifunc_2.s: New source file.
  50         * testsuite/bnd_ifunc_2.sh: New shell script.
  51         * testsuite/bnd_plt_1.s: New source file.
  52         * testsuite/bnd_plt_1.sh: New shell script.
  53
  54 2016-12-22  Cary Coutant  <ccoutant@gmail.com>
  55
  56         * layout.cc (Layout::finalize): Track count of forced-local symbols
  57         in .dynsym.
  58         (Layout::create_symtab_sections): Add local_dynamic_count parameter;
  59         use that instead of sh_info value.
  60         (Layout::create_dynamic_symtab): Add pforced_local_dynamic_count
  61         parameter; pass it to Symtab::set_dynsym_indexes().  Include forced
  62         locals in sh_info value.  Pass index of first real global to
  63         Dynobj::create_gnu_hash_table() and Dynobj::create_elf_hash_table().
  64         * layout.h (Layout::create_symtab_sections): Add local_dynamic_count
  65         parameter.
  66         (Layout::create_dynamic_symtab): Add pforced_local_dynamic_count
  67         parameter.
  68         * symtab.cc (Symbol_table::set_dynsym_indexes): Add pforced_local_count
  69         parameter.  Process forced-local symbols first and return the count.
  70         (Symbol_table::finalize): Update comments.
  71         * symtab.h (Symbol_table::set_dynsym_indexes): Add pforced_local_count
  72         parameter.
  73         (Symbol_table::first_dynamic_global_index_): Update comment.
  74         (Symbol_table::dynamic_count_): Update comment.
  75         * testsuite/Makefile.am (ifuncmod1.sh): New test case.
  76         * testsuite/Makefile.in: Regenerate.
  77         * testsuite/ifuncmod1.sh: New shell script.
  78
  79 2016-12-21  Cary Coutant  <ccoutant@gmail.com>
  80
  81         * symtab.cc (Symbol_table::define_special_symbol): Add is_forced_local
  82         parameter; if set, do not check version script.
  83         (Symbol_table::do_define_in_output_data): Pass is_forced_local for
  84         STB_LOCAL predefined symbols.
  85         (Symbol_table::do_define_in_output_segment): Likewise.
  86         (Symbol_table::do_define_in_output_segment): Likewise.
  87         (Symbol_table::do_define_as_constant): Likewise.
  88         * symtab.h (Symbol_table::define_special_symbol): Add is_forced_local
  89         parameter. Adjust all callers.
  90         * testsuite/Makefile.am (ver_test_8.sh): New test case.
  91         * testsuite/Makefile.in: Regenerate.
  92         * ver_test_8.sh: New test script.
  93
  94 2016-12-21  Cary Coutant  <ccoutant@gmail.com>
  95
  96         * output.cc (Output_segment::first_section): Return NULL if there are
  97         no sections in the segment.
  98         * output.h (Output_segment::first_section_load_address): Assert that
  99         first section is not NULL.
 100         * symtab.cc (Symbol_table::sized_write_globals): Attach linker-created
 101         segment-relative symbols to first section of the segment.
 102
 103 2016-12-21  Alan Modra  <amodra@gmail.com>
 104
 105         * arm.cc: Fix comment chars with high bit set.
 106
 107 2016-12-20  Cary Coutant  <ccoutant@gmail.com>
 108
 109         * testsuite/Makefile.am: Add missing dependencies on gcctestdir/ld
 110         or ../ld-new.
 111         * testsuite/Makefile.in: Regenerate.
 112
 113 2016-12-19  Cary Coutant  <ccoutant@gmail.com>
 114
 115         PR gold/20949
 116         * script.cc (Lex::get_token): Don't look ahead past NUL characters.
 117
 118 2016-12-19  Cary Coutant  <ccoutant@gmail.com>
 119
 120         PR gold/14676
 121         PR gold/20983
 122         * layout.h (Layout::choose_output_section): Add match_input_spec
 123         parameter. Adjust all callers.
 124         * layout.cc (Layout::choose_output_section): Likewise.  Pass
 125         match_input_spec to Script_sections::output_section_name().
 126         (Layout::create_note): Pass true for match_input_spec.
 127         * script-sections.h (Script_sections::output_section_name): Add
 128         match_input_spec parameter.
 129         * script-sections.cc (Sections_element::output_section_name): Likewise.
 130         (Output_section_definition::output_section_name): Likewise.
 131         (Script_sections::output_section_name): Likewise.
 132
 133 2016-12-19  Igor Kudrin  <ikudrin@accesssoftek.com>
 134
 135         * arm.cc (Target_arm::Target_arm): Move initialization code ...
 136         (Target_arm::do_select_as_default_target): ... to here.
 137         * testsuite/Makefile.am (arm_target_lazy_init): New test case.
 138         * testsuite/Makefile.in: Regenerate.
 139         * testsuite/arm_target_lazy_init.s: New source file.
 140         * testsuite/arm_target_lazy_init.t: New linker script.
 141
 142 2016-12-19  Cary Coutant  <ccoutant@gmail.com>
 143
 144         PR gold/20976
 145         * symtab.cc (Symbol_table::sized_write_globals): Use address of
 146         output section, not input section.
 147         * testsuite/Makefile.am (pr20976): New test case.
 148         * testsuite/Makefile.in: Regenerate.
 149         * testsuite/pr20976.c: New source file.
 150
 151 2016-12-13  Cary Coutant  <ccoutant@gmail.com>
 152
 153         PR gold/20749
 154         * options.h (--orphan-handling): New option.
 155         (General_options::Orphan_handling): New enum.
 156         (General_options::orphan_handling_enum): New method.
 157         (General_options::set_orphan_handling_enum): New method.
 158         (General_options::orphan_handling_enum_): New data member.
 159         * options.cc (General_options::General_options): Initialize new member.
 160         (General_options::finalize): Convert --orphan-handling argument to enum.
 161         * script-sections.cc (Script_sections::output_section_name): Check it.
 162
 163 2016-12-13  Cary Coutant  <ccoutant@gmail.com>
 164
 165         PR gold/20522
 166         * layout.cc (Layout::choose_output_section): Add is_reloc parameter.
 167         Adjust all callers.  Do not use linker script for is_reloc sections.
 168         (Layout::layout_reloc): Pass is_reloc == true.
 169         * layout.h (Layout::choose_output_section): Add is_reloc parameter.
 170
 171 2016-12-12  Igor Kudrin  <ikudrin@accesssoftek.com>
 172             Cary Coutant  <ccoutant@gmail.com>
 173
 174         PR gold/14676
 175         * script-sections.cc (Output_section_definition::output_section_name):
 176         For linker-generated sections, compare with output section name.
 177         * testsuite/Makefile.am (script_test_13): New test.
 178         * testsuite/Makefile.in: Regenerate.
 179         * testsuite/script_test_13.c: New source file.
 180         * testsuite/script_test_13.sh: New script.
 181         * testsuite/script_test_13.t: New linker script.
 182
 183 2016-12-12  Cary Coutant  <ccoutant@gmail.com>
 184
 185         * script-sections.cc (Orphan_section_placement::update_last_alloc):
 186         New method.
 187         (Orphan_section_placement::find_place): Place orphan .data section
 188         after either RODATA or TEXT.
 189         (Script_sections::place_orphan): Call update_last_alloc for allocated
 190         sections.
 191         (Script_sections::create_segments): Improve handling of BSS.
 192
 193 2016-12-13  Alan Modra  <amodra@gmail.com>
 194
 195         PR gold/16711
 196         * testsuite/script_test_15a.sh: Allows larger p_filesz.
 197         * testsuite/script_test_15b.sh: Likewise.
 198         * testsuite/script_test_15c.sh: Likewise.
 199
 200 2016-12-13  Alan Modra  <amodra@gmail.com>
 201
 202         PR gold/20717
 203         * testsuite/pr20717.t: Add .got output section containing .toc.
 204
 205 2016-12-11  Igor Kudrin  <ikudrin@accesssoftek.com>
 206
 207         PR gold/20717
 208         * testsuite/Makefile.am (pr20717): New test.
 209         * testsuite/Makefile.in: Regenerate.
 210         * testsuite/pr20717.c: New test source file.
 211         * testsuite/pr20717.sh: New test script.
 212         * testsuite/pr20717.t: New test linker script.
 213
 214 2016-12-11  Cary Coutant  <ccoutant@gmail.com>
 215
 216         PR gold/16711
 217         * output.cc (Output_section::set_final_data_size): Calculate data size
 218         based on relative offset rather than file offset.
 219         (Output_segment::set_section_addresses): Track file offset separately
 220         from address offset.
 221         (Output_segment::set_section_list_addresses): Add pfoff parameter.
 222         Track file offset separately.  Don't move file offset for BSS
 223         sections.
 224         * output.h (Output_segment::set_section_list_addresses): Add pfoff
 225         parameter.
 226         * script-sections.cc (Orphan_section_placement): Add PLACE_LAST_ALLOC.
 227         (Orphan_section_placement::Orphan_section_placement): Initialize it.
 228         (Orphan_section_placement::output_section_init): Track last allocated
 229         section.
 230         (Orphan_section_placement::find_place): Place BSS after last allocated
 231         section.
 232         (Output_section_element_input::set_section_addresses): Always override
 233         input section alignment when SUBALIGN is specified.
 234         (Output_section_definition::set_section_addresses): Override alignment
 235         of output section when SUBALIGN is specified.
 236
 237         * testsuite/Makefile.am (script_test_15a, script_test_15b)
 238         (script_test_15c): New test cases.
 239         * testsuite/Makefile.in: Regenerate.
 240         * testsuite/script_test_2.cc: Adjust expected layout.
 241         * testsuite/script_test_15.c: New source file.
 242         * testsuite/script_test_15a.sh: New shell script.
 243         * testsuite/script_test_15a.t: New linker script.
 244         * testsuite/script_test_15b.sh: New shell script.
 245         * testsuite/script_test_15b.t: New linker script.
 246         * testsuite/script_test_15c.sh: New shell script.
 247         * testsuite/script_test_15c.t: New linker script.
 248
 249 2016-12-08  Alan Modra  <amodra@gmail.com>
 250
 251         * powerpc.cc (Powerpc_relobj::stub_table): Return NULL rather
 252         then asserting.
 253
 254 2016-12-08  Alan Modra  <amodra@gmail.com>
 255
 256         * options.h (--stub-group-multi): Fix typo.
 257
 258 2016-12-07  Alan Modra  <amodra@gmail.com>
 259
 260         * options.h (--stub-group-multi): New PowerPC option.
 261         * powerpc.cc (Stub_control): Add multi_os_ var and param
 262         to constructor.  Sort start_ var later.  Comment State.
 263         (Stub_control::can_add_to_stub_group): Heed multi_os_.
 264         (Target_powerpc::group_sections): Update.
 265
 266 2016-12-07  Alan Modra  <amodra@gmail.com>
 267
 268         PR gold/20878
 269         * powerpc.cc (Stub_control): Replace stubs_always_before_branch_
 270         with stubs_always_after_branch_, group_end_addr_ with
 271         group_start_addr_.
 272         (Stub_control::can_add_to_stub_group): Rewrite to suit scanning
 273         sections by increasing address.
 274         (Target_powerpc::group_sections): Scan that way.  Delete corner
 275         case.
 276         * options.h (--stub-group-size): Update help string.
 277
 278 2016-12-07  Alan Modra  <amodra@gmail.com>
 279
 280         * powerpc.cc (Stub_table_owner): Provide constructor.
 281         (Powerpc_relobj::set_stub_table): Resize fill with -1.
 282         (Target_powerpc::Branch_info::make_stub): Provide target debug
 283         output on returning false.
 284
 285 2016-12-05  Cary Coutant  <ccoutant@gmail.com>
 286             Tristan Gingold  <gingold@adacore.com>
 287
 288         * object.cc (Sized_relobj_file::do_count_local_symbols): Check
 289         is_ordinary before using shndx.
 290         * testsuite/Makefile.am (file_in_many_sections_test.sh): New test case.
 291         * testsuite/Makefile.in: Regenerate.
 292         * testsuite/file_in_many_sections.c: New source file.
 293         * testsuite/file_in_many_sections_test.sh: New script.
 294
 295 2016-12-01  Cary Coutant  <ccoutant@gmail.com>
 296             Igor Kudrin  <ikudrin@accesssoftek.com>
 297
 298         PR gold/20717
 299         * script-sections.cc (Script_sections): Set *keep to false when
 300         no match.
 301
 302 2016-12-01  Cary Coutant  <ccoutant@gmail.com>
 303
 304         PR gold/20834
 305         * target.h (Target::default_text_segment_address): Bump default
 306         start address up to ABI page size.
 307
 308 2016-12-01  Cary Coutant  <ccoutant@gmail.com>
 309
 310         PR gold/18989
 311         * options.cc (General_options::object_format_to_string): New function.
 312         (General_options::copy_from_posdep_options): New function.
 313         (General_options::parse_push_state): New function.
 314         (General_options::parse_pop_state): New function.
 315         * options.h (--push-state, --pop-state): New options.
 316         (General_options::object_format_to_string): New method.
 317         (General_options::set_incremental_disposition): New method.
 318         (General_options::copy_from_posdep_options): New method.
 319         (General_options::options_stack_): New data member.
 320
 321 2016-12-01  Cary Coutant  <ccoutant@gmail.com>
 322
 323         PR gold/20807
 324         * aarch64.cc (Target_aarch64::scan_reloc_section_for_stubs): Handle
 325         section symbols correctly.
 326         * arm.cc (Target_arm): Likewise.
 327         * powerpc.cc (Target_powerpc): Likewise.
 328
 329 2016-11-27  Ambrogino Modigliani  <ambrogino.modigliani@gmail.com>
 330
 331         * aarch64-reloc.def: Fix spelling in comments.
 332
 333 2016-11-27  Ambrogino Modigliani  <ambrogino.modigliani@gmail.com>
 334
 335         * aarch64.cc: Fix spelling in comments.
 336         * arm.cc: Fix spelling in comments.
 337         * icf.cc: Fix spelling in comments.
 338         * layout.cc: Fix spelling in comments.
 339         * layout.h: Fix spelling in comments.
 340         * mips.cc: Fix spelling in comments.
 341         * output.h: Fix spelling in comments.
 342         * plugin.h: Fix spelling in comments.
 343         * script-sections.h: Fix spelling in comments.
 344         * script.h: Fix spelling in comments.
 345         * stringpool.h: Fix spelling in comments.
 346         * tilegx.cc: Fix spelling in comments.
 347
 348 2016-11-22  Cary Coutant  <ccoutant@gmail.com>
 349
 350         PR gold/20346
 351         * options.cc (One_option::print): Print "(default)" when appropriate.
 352         * options.h: Clean up and re-sort options.
 353         (One_option::is_default): New data member.
 354         (One_option::One_option): Add is_default parameter; adjust all calls.
 355         (DEFINE_var): Add is_default__ parameter; adjust all calls.
 356         (DEFINE_bool): Set is_default based on default_value__.
 357         (DEFINE_bool_ignore): New macro.
 358         (--no-eh-frame-hdr): New option.
 359         (--enable-new-dtags): Remove mention of DT_FLAGS.
 360
 361 2016-11-22  Ambrogino Modigliani  <ambrogino.modigliani@gmail.com>
 362
 363         * configure: Regenerate.
 364
 365 2016-11-21  Cary Coutant  <ccoutant@gmail.com>
 366
 367         PR gold/20693
 368         * gold.cc (queue_middle_tasks): Force valid target earlier.
 369
 370 2016-11-21  Igor Kudrin  <ikudrin@accesssoftek.com>
 371
 372         * layout.cc: Include windows.h and rpcdce.h (for MinGW32).
 373         (Layout::create_build_id): Generate uuid using UuidCreate().
 374
 375 2016-11-04  Loïc Yhuel <loic.yhuel@softathome.com>
 376
 377         * configure.ac: add missing '$'.
 378         * configure: Regenerate.
 379
 380 2016-10-21  Gergely Nagy  <ngg@tresorit.com>
 381
 382         PR gold/17704
 383         * icf.cc (match_sections): Add new parameter section_addraligns.
 384         Check section alignment and keep the section with the strictest
 385         alignment.
 386         (find_identical_sections): New local variable section_addraligns.
 387         Store each section's alignment.
 388         * testsuite/pr17704a_test.s: New file.
 389         * testsuite/Makefile.am (pr17704a_test): New test.
 390         * testsuite/Makefile.in: Regenerate.
 391
 392 2016-10-06  Alan Modra  <amodra@gmail.com>
 393
 394         * powerpc.cc (Target_powerpc::Relocate::relocate): Add fall
 395         through comment.
 396         * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
 397
 398 2016-10-06  Alan Modra  <amodra@gmail.com>
 399
 400         * aarch64.cc: Spell fall through comments as "// Fall through.".
 401         * arm.cc: Likewise.
 402         * mips.cc: Likewise.
 403         * powerpc.cc: Likewise.
 404         * s390.cc: Likewise.
 405         * sparc.cc: Likewise.
 406         * x86_64.cc: Likewise.
 407         * powerpc.cc (Target_powerpc::Relocate::relocate): Add missing
 408         fall through comments.
 409         * sparc.cc: (Target_sparc::Scan::global): Likewise.
 410         (Target_sparc::Relocate::relocate): Likewise.
 411         * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
 412         * resolve.cc (symbol_to_bits): Add missing break.
 413
 414 2016-09-26  Cary Coutant  <ccoutant@gmail.com>
 415
 416         PR gold/20238
 417         * symtab.cc (Symbol_table::define_default_version): Check that
 418         unversioned symbol is defined.
 419
 420 2016-09-26  Vlad Zakharov  <vzakhar@synopsys.com>
 421
 422         * Makefile.in: Regenerate.
 423         * configure: Likewise.
 424         * testsuite/Makefile.in: Likewise.
 425
 426 2016-09-26  Alan Modra  <amodra@gmail.com>
 427
 428         * aarch64.cc (Target_aarch64::is_erratum_835769_sequence): Avoid
 429         compiler warning.
 430         * output.cc (Output_segment::set_section_addresses): Likewise.
 431         * testsuite/Makefile.in: Regenerate.
 432
 433 2016-09-02  Doug Kwan  <dougkwan@google.com>
 434
 435         * arm.cc (Target_arm::Target_arm): Move method definition outside of
 436         class definition.  Add code to handle --target1-rel, --target1-abs
 437         and --target2= options.
 438         (Target_arm::get_reloc_reloc_type): Change method to be non-static
 439         and const.
 440         (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
 441         member declaration.
 442         (Target_arm::Scan::local, Target_arm::Scan::global,
 443         Target_arm::Relocate::relocate,
 444         Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
 445         call to Target_arm::get_real_reloc_type.
 446         (Target_arm::get_real_reloc_type): Use command line options to
 447         determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
 448         * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
 449         options.
 450
 451 2016-08-31  Alan Modra  <amodra@gmail.com>
 452
 453         * powerpc.cc (class Stub_control): Delete stub14_group_size_
 454         and has14_.  Add group_size_.
 455         (Stub_control::can_add_to_stub_group): Adjust to suit.  Print
 456         debug info when switching to adding sections before stubs.
 457
 458 2016-08-31  Alan Modra  <amodra@gmail.com>
 459
 460         * debug.h (DEBUG_TARGET): New.
 461         (DEBUG_ALL): Add DEBUG_TARGET.
 462         (gold_debug): Delete FORMAT param.
 463         * powerpc.cc (Stub_control::can_add_to_stub_group): Print debug ourput.
 464
 465 2016-08-30  Alan Modra  <amodra@gmail.com>
 466
 467         PR 20523
 468         * powerpc.cc (class Stub_control): Add has14_.  Comment owner_.
 469         (Stub_control::can_add_to_stub_group): Correct grouping of
 470         sections containing 14-bit external branches.  When returning
 471         false, set state_ to reflect the fact that we have one section
 472         for the next group.  Rewrite most of function for clarity.
 473         Add and expand comments.
 474         (Target_powerpc::do_relax): Print stub group size retry in hex.
 475
 476 2016-08-26  Han Shen  <shenhan@google.com>
 477
 478         PR gold/20529 - relaxing loop never ends.
 479
 480         * powerpc.cc (Stub_table::min_size_threshold_): New member to
 481         limit size.
 482         (Stub_table::set_min_size_threshold): New member function.
 483         (Stub_table::set_address_and_size): Add code to only allow size
 484         increase.
 485         (Target_powerpc::do_relax): Add code to record last size.
 486
 487 2016-08-23  Roland McGrath  <roland@hack.frob.com>
 488
 489         * options.h (General_options): Grok -z stack-size.
 490         * output.h (Output_segment::set_size): New method.
 491         * layout.cc (Layout::create_executable_stack_info): Renamed to ...
 492         (Layout::create_stack_segment): ... this.  Always create the
 493         segment if -z stack-size was used.
 494         (Layout::set_segment_offsets): Don't call ->set_offset on the
 495         PT_GNU_STACK segment.
 496
 497 2016-08-15  Bharathi Seshadri  <bseshadr@cisco.com>
 498
 499         * options.h (General_options): Add --be8 option.
 500         * arm.cc (Arm_relobj::do_relocate_sections): Add code to swap for be8.
 501         (Output_data_plt_arm_standard::do_fill_first_plt_entry): Likewise.
 502         (Output_data_plt_arm_short::do_fill_plt_entry): Likewise.
 503         (Output_data_plt_arm_long::do_fill_plt_entry): Likewise.
 504         (Target_arm::do_adjust_elf_header): Do EF_ARM_BE8 adjustment.
 505
 506 2016-08-17  Cary Coutant  <ccoutant@gmail.com>
 507
 508         * i386.cc (Target_i386): Reset skip_call_tls_get_addr_ after printing
 509         error message.
 510         * testsuite/Makefile.am (pr20216a): Add missing dependencies.
 511         (pr20308a): Add -Bgcctestdir/ to compile rules.
 512         * testsuite/Makefile.in: Regenerate.
 513
 514 2016-08-12  Roland McGrath  <roland@hack.frob.com>
 515
 516         PR gold/20462
 517         * script-sections.cc (Script_sections::release_segments):
 518         Reset this->segments_created_.
 519
 520 2016-08-12  Roland McGrath  <roland@hack.frob.com>
 521
 522         * yyscript.y (HIDDEN): New %token.
 523         (assignment): Handle HIDDEN(string = expr) syntax.
 524         * script.cc (script_keyword_parsecodes): Add HIDDEN.
 525
 526 2016-08-10  Cary Coutant  <ccoutant@gmail.com>
 527
 528         PR gold/20216
 529         * x86_64.cc (Target_x86_64::Relocate::relocate): Add check for
 530         R_X86_64_GOTPCREL. Reset skip_call_tls_get_addr_ after printing
 531         error message.
 532         * testsuite/Makefile.am (pr20216_gd.o): Add -Bgcctestdir/.
 533         (pr20216_ld.o): Likewise.
 534         * testsuite/Makefile.in: Regenerate.
 535
 536 2016-08-10  James Clarke  <jrtc27@jrtc27.com>
 537
 538         PR gold/20443
 539         * symtab.cc (Symbol_table::add_from_relobj): Handle NULL symbols,
 540         which will be present for STT_SPARC_REGISTER.
 541         (Symbol_table::add_from_pluginobj): Likewise.
 542         (Symbol_table::add_from_dynobj): Likewise.
 543         (Symbol_table::add_from_incrobj): Removed dead code.
 544
 545 2016-08-10  James Clarke  <jrtc27@jrtc27.com>
 546
 547         PR gold/20442
 548         * sparc.cc (Target_sparc::Relocate::relocate): R_SPARC_GOTDATA_OP_LOX10
 549         should fall back on R_SPARC_GOT10, not R_SPARC_GOT13.
 550
 551 2016-08-10  James Clarke  <jrtc27@jrtc27.com>
 552
 553         PR gold/20441
 554         * sparc.cc (Target_sparc::Scan::check_non_pic): Allow R_SPARC_32 on
 555         sparc64.
 556
 557 2016-06-29  Cary Coutant  <ccoutant@gmail.com>
 558
 559         PR gold/20310
 560         * testsuite/dynamic_list.sh: Remove check for _ZdlPv.
 561
 562 2016-06-29  Cary Coutant  <ccoutant@gmail.com>
 563
 564         * testsuite/Makefile.am (MOSTLYCLEANFILES): Add eh_test_2.
 565         * testsuite/Makefile.in: Regenerate.
 566
 567 2016-06-30  Alan Modra  <amodra@gmail.com>
 568
 569         * testsuite/Makefile.am (memory_test, memory_test_2): Pass
 570         -Wl,-z to gcc, not plain -z.
 571         * testsuite/Makefile.in: Regenerate.
 572
 573 2016-06-29  H.J. Lu  <hongjiu.lu@intel.com>
 574
 575         PR gold/20308
 576         * i386.cc (Target_i386::Relocate::relocate): Allow
 577         R_386_GOT32X relocation against ___tls_get_addr.
 578         (Target_i386::Relocate::tls_gd_to_ie): Support indirect
 579         call to __tls_get_addr.
 580         (Target_i386::Relocate::tls_gd_to_le): Likewise.
 581         (Target_i386::Relocate::tls_ld_to_le): Likewise.
 582         * testsuite/Makefile.am (check_PROGRAMS): Add pr20308a_test,
 583         pr20308b_test, pr20308c_test, pr20308d_test, pr20308e_test.
 584         (pr20308a_test_SOURCES): New.
 585         (pr20308a_test_DEPENDENCIES): Likewise.
 586         (pr20308a_test_CFLAGS): Likewise.
 587         (pr20308a_test_LDFLAGS): Likewise.
 588         (pr20308a_test_LDADD): Likewise.
 589         (pr20308b_test_SOURCES): Likewise.
 590         (pr20308b_test_DEPENDENCIES): Likewise.
 591         (pr20308b_test_CFLAGS): Likewise.
 592         (pr20308b_test_LDFLAGS): Likewise.
 593         (pr20308b_test_LDADD): Likewise.
 594         (pr20308c_test_SOURCES): Likewise.
 595         (pr20308c_test_DEPENDENCIES): Likewise.
 596         (pr20308c_test_CFLAGS): Likewise.
 597         (pr20308c_test_LDFLAGS): Likewise.
 598         (pr20308c_test_LDADD): Likewise.
 599         (pr20308d_test_SOURCES): Likewise.
 600         (pr20308d_test_DEPENDENCIES): Likewise.
 601         (pr20308d_test_CFLAGS): Likewise.
 602         (pr20308d_test_LDFLAGS): Likewise.
 603         (pr20308d_test_LDADD): Likewise.
 604         (pr20308e_test_SOURCES): Likewise.
 605         (pr20308e_test_DEPENDENCIES): Likewise.
 606         (pr20308e_test_CFLAGS): Likewise.
 607         (pr20308e_test_LDFLAGS): Likewise.
 608         (pr20308e_test_LDADD): Likewise.
 609         (pr20308a.so): Likewise.
 610         (pr20308b.so): Likewise.
 611         (pr20308_gd.o): Likewise.
 612         (pr20308_ld.o): Likewise.
 613         (MOSTLYCLEANFILES): Add pr20308a.so pr20308b.so.
 614         * testsuite/Makefile.in: Regenerated.
 615         * testsuite/pr20308_def.c: New file.
 616         * testsuite/pr20308_gd.S: Likewise.
 617         * testsuite/pr20308_ld.S: Likewise.
 618         * testsuite/pr20308_main.c: Likewise.
 619
 620 2016-06-29  H.J. Lu  <hongjiu.lu@intel.com>
 621
 622         PR gold/20216
 623         * configure.ac (DEFAULT_TARGET_X86_64_OR_X32): New
 624         AM_CONDITIONAL.
 625         * configure: Regenerated.
 626         * x86_64.cc (Target_x86_64<size>::Relocate::relocate): Allow
 627         R_X86_64_GOTPCRELX relocation against __tls_get_addr.
 628         (Target_x86_64<size>::Relocate::tls_gd_to_ie): Support indirect
 629         call to __tls_get_addr.
 630         (Target_x86_64<size>::Relocate::tls_gd_to_le): Likewise.
 631         (Target_x86_64<size>::Relocate::tls_ld_to_le): Likewise.
 632         * testsuite/Makefile.am (check_PROGRAMS): Add pr20216a_test,
 633         pr20216b_test, pr20216c_test, pr20216d_test, pr20216e_test.
 634         (pr20216a_test_SOURCES): New.
 635         (pr20216a_test_DEPENDENCIES): Likewise.
 636         (pr20216a_test_CFLAGS): Likewise.
 637         (pr20216a_test_LDFLAGS): Likewise.
 638         (pr20216a_test_LDADD): Likewise.
 639         (pr20216b_test_SOURCES): Likewise.
 640         (pr20216b_test_DEPENDENCIES): Likewise.
 641         (pr20216b_test_CFLAGS): Likewise.
 642         (pr20216b_test_LDFLAGS): Likewise.
 643         (pr20216b_test_LDADD): Likewise.
 644         (pr20216c_test_SOURCES): Likewise.
 645         (pr20216c_test_DEPENDENCIES): Likewise.
 646         (pr20216c_test_CFLAGS): Likewise.
 647         (pr20216c_test_LDFLAGS): Likewise.
 648         (pr20216c_test_LDADD): Likewise.
 649         (pr20216d_test_SOURCES): Likewise.
 650         (pr20216d_test_DEPENDENCIES): Likewise.
 651         (pr20216d_test_CFLAGS): Likewise.
 652         (pr20216d_test_LDFLAGS): Likewise.
 653         (pr20216d_test_LDADD): Likewise.
 654         (pr20216e_test_SOURCES): Likewise.
 655         (pr20216e_test_DEPENDENCIES): Likewise.
 656         (pr20216e_test_CFLAGS): Likewise.
 657         (pr20216e_test_LDFLAGS): Likewise.
 658         (pr20216e_test_LDADD): Likewise.
 659         (pr20216a.so): Likewise.
 660         (pr20216b.so): Likewise.
 661         (pr20216_gd.o): Likewise.
 662         (pr20216_ld.o): Likewise.
 663         (MOSTLYCLEANFILES): Add pr20216a.so pr20216b.so.
 664         * testsuite/Makefile.in: Regenerated.
 665         * testsuite/pr20216_def.c: New file.
 666         * testsuite/pr20216_gd.S: Likewise.
 667         * testsuite/pr20216_ld.S: Likewise.
 668         * testsuite/pr20216_main.c: Likewise.
 669
 670 2016-06-29  Alan Modra  <amodra@gmail.com>
 671
 672         * script_test_12.t: Delete .plt, specify 64k page size.
 673         * script_test_12i.t: Likewise.
 674
 675 2016-06-29  Alan Modra  <amodra@gmail.com>
 676
 677         * testsuite/plugin_layout_with_alignment.c: Explicitly align all
 678         variables.
 679
 680 2016-06-29  Alan Modra  <amodra@gmail.com>
 681
 682         * testsuite/Makefile.am (copy_test_protected): Disable for powerpc.
 683         * testsuite/Makefile.in: Regenerate.
 684
 685 2016-06-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 686
 687         * aarch64-reloc.def (NONE): New relocation.
 688         * aarch64.cc (Target_aarch64::Scan::local): Handle R_AARCH64_NONE.
 689         (Target_aarch64::Scan::global): Likewise.
 690         * testsuite/Makefile.am (aarch64_reloc_none): New test.
 691         * testsuite/Makefile.in: Regenerate.
 692         * testsuite/aarch64_reloc_none.s: New test source file.
 693         * testsuite/aarch64_reloc_none.sh: New test script.
 694
 695 2016-06-28  Sriraman Tallam  <tmsriram@google.com>
 696
 697         * x86_64.cc (Lazy_view): New class.
 698         (can_convert_mov_to_lea): Templatize function.  Make the function
 699         check for appropriate relocation types and use the view parameter
 700         to get section contents.
 701         (can_convert_callq_to_direct): New function.
 702         (Target_x86_64<size>::Scan::global): Refactor.
 703         (Target_x86_64<size>::Relocate::relocate): Refactor. Change any indirect
 704         call via GOT that can be converted.
 705         * testsuite/Makefile.am (x86_64_indirect_call_to_direct.sh): New test.
 706         * testsuite/Makefile.in: Regenerate.
 707         * testsuite/x86_64_indirect_call_to_direct1.s: New file.
 708         * testsuite/x86_64_indirect_jump_to_direct1.s: New file.
 709
 710 2016-06-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 711
 712         * aarch64.cc (Target_aarch64::Scan::local): Move the call to got_section
 713         from the top level to the places of its use.
 714
 715 2016-06-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 716
 717         PR gold/18098
 718         * script-c.h (Sort_wildcard): Add SORT_WILDCARD_BY_INIT_PRIORITY.
 719         * script-sections.cc (Input_section_sorter::get_init_priority): New method.
 720         (Input_section_sorter::operator()): Handle SORT_WILDCARD_BY_INIT_PRIORITY.
 721         (Output_section_element_input::print): Likewise.
 722         * script.cc (script_keyword_parsecodes): Add entry SORT_BY_INIT_PRIORITY.
 723         * yyscript.y (SORT_BY_INIT_PRIORITY): New token.
 724         (wildcard_section): Handle SORT_BY_INIT_PRIORITY.
 725
 726         * testsuite/Makefile.am (script_test_14): New test.
 727         * testsuite/Makefile.in: Regenerate.
 728         * testsuite/script_test_14.s: New test source file.
 729         * testsuite/script_test_14.sh: New test script.
 730         * testsuite/script_test_14.t: New test linker script.
 731
 732 2016-06-28  James Clarke  <jrtc27@jrtc27.com>
 733
 734         * sparc.cc (Target_sparc::Scan::local): Don't convert R_SPARC_32
 735         to R_SPARC_RELATIVE if class is ELFCLASS64.
 736         (Target_sparc::Scan::global): Likewise.
 737
 738 2016-06-23  Cary Coutant  <ccoutant@gmail.com>
 739             Igor Kudrin  <ikudrin@accesssoftek.com>
 740
 741         PR gold/15370
 742         * script-sections.cc
 743         (Output_section_element_input::set_section_addresses): Keep bin_count
 744         separate from input_pattern_count.
 745         * testsuite/script_test_12.t: Add another section .x4.
 746         * testsuite/script_test_12i.t: Likewise.
 747         * testsuite/script_test_12a.c: Likewise.
 748         * testsuite/script_test_12b.c: Likewise.
 749
 750 2016-06-23  Igor Kudrin  <ikudrin@accesssoftek.com>
 751
 752         * gold-threads.cc (impl_threads::Lock_impl_threads): Fix typos.
 753
 754 2016-06-22  H.J. Lu  <hongjiu.lu@intel.com>
 755
 756         PR ld/20283
 757         * NEWS: Mention --enable-relro.
 758         * configure.ac: Add --enable-relro.
 759         (DEFAULT_LD_Z_RELRO): New.  Set by --enable-relro and default
 760         to 1.
 761         * config.in: Regenerated.
 762         * configure: Likewise.
 763         * options.h (General_options::relro): Default to
 764         DEFAULT_LD_Z_RELRO.
 765
 766 2016-06-20  Cary Coutant  <ccoutant@gmail.com>
 767
 768         * NEWS: Add new features in 1.12.
 769         * version.cc (version_string): Bump to 1.12.
 770
 771 2016-06-20  H.J. Lu  <hongjiu.lu@intel.com>
 772
 773         PR gold/20245
 774         * i386.cc (Target_i386::first_plt_entry_offset): Return 0 if
 775         plt_ is NULL.
 776         (Target_i386::plt_entry_size): Likewise.
 777         (Target_x86_64<size>::first_plt_entry_offset): Likewise.
 778         (Target_x86_64<size>::plt_entry_size): Likewise.
 779
 780 2016-06-20  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 781
 782         * mips.cc (Target_mips::Target_mips): Initialize rld_map_.
 783         (Target_mips::rld_map_): New data member.
 784         (Target_mips::do_finalize_sections): Add support for
 785         DT_MIPS_RLD_MAP and DT_MIPS_RLD_MAP_REL dynamic tags,
 786         .rld_map section, and __RLD_MAP symbol.
 787         (Target_mips::do_dynamic_tag_custom_value): Add support for
 788         DT_MIPS_RLD_MAP_REL dynamic tag.
 789         * output.cc (Output_data_dynamic::get_entry_offset): New method
 790         definition.
 791         * output.h (Output_data_dynamic::get_entry_offset): New method
 792         declaration.
 793
 794 2016-06-20  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 795
 796         * mips.cc (Mips_relocate_functions::relpc16): Add unaligned check.
 797
 798 2016-06-20  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 799
 800         * mips.cc (relocation_needs_la25_stub): Add support for relocs:
 801         R_MIPS_PC21_S2 and R_MIPS_PC26_S2.
 802         (hi16_reloc): Add support for R_MIPS_PCHI16 relocation.
 803         (is_matching_lo16_reloc): Likewise.
 804         (lo16_reloc): Add support for R_MIPS_PCLO16 relocation.
 805         (Mips_output_data_plt::plt_entry_r6): New static data member for
 806         R6 PLT entry.
 807         (Target_mips::is_output_r6): New method.
 808         (Target_mips::Mips_mach): Add new enum constants.
 809         (Mips_relocate_functions::Status): Likewise.
 810         (Mips_relocate_functions::pchi16_relocs): New static data member.
 811         (Mips_relocate_functions::relpc21): New method.
 812         (Mips_relocate_functions::relpc26): Likewise.
 813         (Mips_relocate_functions::relpc18): Likewise.
 814         (Mips_relocate_functions::relpc19): Likewise.
 815         (Mips_relocate_functions::relpchi16): Likewise.
 816         (Mips_relocate_functions::do_relpchi16): Likewise.
 817         (Mips_relocate_functions::relpclo16): Likewise.
 818         (Mips_output_data_plt::do_write): Add support for Mips r6 plt
 819         entry.
 820         (Target_mips::mips_32bit_flags): Add E_MIPS_ARCH_32R6 support.
 821         (Target_mips::elf_mips_mach): Add E_MIPS_ARCH_32R6 and
 822         E_MIPS_ARCH_64R6 support.
 823         (Target_mips::update_abiflags_isa): Likewise.
 824         (mips_get_size_for_reloc): Add support for relocs: R_MIPS_PCHI16,
 825         R_MIPS_PCLO16, R_MIPS_PC21_S2, R_MIPS_PC26_S2, R_MIPS_PC18_S3 and
 826         R_MIPS_PC19_S2.
 827         (Target_mips::Scan::local): Add support for relocs: R_MIPS_PCHI16
 828         and R_MIPS_PCLO16.
 829         (Target_mips::Scan::global): Add support for relocs:
 830         R_MIPS_PC21_S2 and R_MIPS_PC26_S2.
 831         (Target_mips::Relocate::relocate): Call functions for resolving
 832         Mips32r6 and Mips64r6 relocations, and print error message for
 833         STATUS_PCREL_UNALIGNED.
 834         (Target_mips::Scan::get_reference_flags): Add support for relocs:
 835         R_MIPS_PCHI16, R_MIPS_PCLO16, R_MIPS_PC21_S2, R_MIPS_PC26_S2,
 836         R_MIPS_PC18_S3 and R_MIPS_PC19_S2.
 837         (Target_mips::elf_mips_mach_name): Add E_MIPS_ARCH_32R6 and
 838         E_MIPS_ARCH_64R6 support.
 839
 840 2016-06-13  H.J. Lu  <hongjiu.lu@intel.com>
 841
 842         PR gold/20246
 843         * testsuite/script_test_2.t: Add .got.plt after .got.
 844
 845 2016-06-10  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 846
 847         * mips.cc (struct Mips_abiflags): New struct.
 848         (Mips_relobj::Mips_relobj): Initialize attributes_section_data_
 849         and abiflags_.
 850         (Mips_relobj::~Mips_relobj): Delete object pointed by
 851         attributes_section_data_.
 852         (Mips_relobj::abiflags): New method.
 853         (Mips_relobj::attributes_section_data): Likewise.
 854         (Mips_relobj::attributes_section_data_): New data member.
 855         (Mips_relobj::abiflags_): Likewise.
 856         (class Mips_output_section_abiflags): New class.
 857         (Target_mips::Target_mips): Initialize attributes_section_data_,
 858         abiflags_ and has_abiflags_section_.
 859         (Target_mips::do_should_include_section): Don't emit input
 860         .MIPS.abiflags sections to output .MIPS.abiflags.
 861         (Target_mips::Mips_mach): Add new enum constants.
 862         (Target_mips::mips_isa_ext_mach): New method.
 863         (Target_mips::mips_isa_ext): Likewise.
 864         (Target_mips::update_abiflags_isa): Likewise.
 865         (Target_mips::infer_abiflags): Likewise.
 866         (Target_mips::create_abiflags): Likewise.
 867         (Target_mips::fp_abi_string): Likewise.
 868         (Target_mips::select_fp_abi): Likewise.
 869         (Target_mips::merge_obj_attributes): Likewise.
 870         (Target_mips::merge_obj_abiflags): Likewise.
 871         (Target_mips::level_rev): Likewise.
 872         (Target_mips::merge_obj_e_flags): Rename from
 873         merge_processor_specific_flags. Remove dyn_obj argument,
 874         call update_abiflags_isa when needed, compare NaN encodings and
 875         compare FP64 state.
 876         (Target_mips::add_machine_extensions): Add two machine extensions
 877         and fix one.
 878         (Target_mips::attributes_section_data_): New data member.
 879         (Target_mips::abiflags_): Likewise.
 880         (Target_mips::has_abiflags_section_): Likewise.
 881         (Mips_relobj::do_read_symbols): Read .gnu.attributes and
 882         .MIPS.abiflags sections if they exists.
 883         (Target_mips::elf_mips_mach): Add E_MIPS_MACH_5900 and
 884         E_MIPS_MACH_OCTEON3 support.
 885         (Target_mips::do_adjust_elf_header): Setup EI_ABIVERSION flag.
 886         (Target_mips::do_finalize_sections): Merge .gnu.attributes and
 887         .MIPS.abiflags sections from input. Create these sections if
 888         needed.
 889         (Target_mips::elf_mips_mach_name): Add E_MIPS_MACH_5900 and
 890         E_MIPS_MACH_OCTEON3 support, and change strings for
 891         E_MIPS_MACH_LS2E, E_MIPS_MACH_LS2F and E_MIPS_MACH_LS3A just
 892         to match bfd.
 893
 894 2016-06-10  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 895
 896         * mips.cc (Mips_relobj::Mips_relobj): Initialize
 897         has_reginfo_section_.
 898         (Mips_relobj::has_reginfo_section_): New data member.
 899         (Mips_relobj::has_reginfo_section): New method.
 900         (class Mips_output_section_reginfo): Change base class to
 901         Output_section_data, and set masks of the output .reginfo section
 902         in constructor.
 903         (Mips_output_section_reginfo::as_mips_output_section_reginfo):
 904         Remove.
 905         (Mips_output_section_reginfo::set_masks): Likewise.
 906         (Mips_output_section_reginfo::set_final_data_size): Likewise.
 907         (Mips_output_section_reginfo::do_print_to_mapfile): New method.
 908         (Target_mips::do_make_output_section): Remove.
 909         (Mips_relobj::do_read_symbols): Set has_reginfo_section_ to true
 910         if the object contains a .reginfo section.
 911         (Target_mips::do_finalize_sections): Create a .reginfo output
 912         section if needed.
 913
 914 2016-06-09  Artemiy Volkov  <artemiyv@acm.org>
 915
 916         * mips.cc (Mips_output_data_got::do_write): Add missing template
 917         args via typedef.
 918
 919 2016-05-30  Marcin Kościelnicki  <koriakin@0x04.net>
 920
 921         PR/19960
 922         * s390.cc (Target_s390::ss_code_st_r14): Removed.
 923         (Target_s390::ss_code_l_r14): Removed.
 924         (Target_s390::ss_code_ear): Removed.
 925         (Target_s390::ss_code_c): Removed.
 926         (Target_s390::ss_match_st_r14): New function.
 927         (Target_s390::ss_match_l_r14): New function.
 928         (Target_s390::ss_match_mcount): Call ss_match_{l,st}_r14 instead
 929         of matching code directly.
 930         (Target_s390::ss_match_ear): New function.
 931         (Target_s390::ss_match_c): New function.
 932         (Target_s390::do_calls_non_split): Call ss_match_{ear,c} instead
 933         of matching code directly.
 934
 935 2016-05-19  Cary Coutant  <ccoutant@gmail.com>
 936
 937         PR gold/19823
 938         * copy-relocs.cc (Copy_relocs::make_copy_reloc): Add object
 939         parameter; check for protected symbol.
 940         * copy-relocs.h (Copy_relocs::make_copy_reloc): Add object parameter.
 941         * mips.cc (Mips_copy_relocs): Adjust call to make_copy_reloc.
 942         * symtab.cc (Symbol::init_fields): Initialize is_protected_.
 943         (Symbol_table::add_from_dynobj): Mark protected symbols.
 944         * symtab.h (Symbol::is_protected): New method.
 945         (Symbol::set_is_protected): New method.
 946         (Symbol::is_protected_): New data member.
 947
 948         * testsuite/Makefile.am (copy_test_protected): New test.
 949         * testsuite/Makefile.in: Regenerate.
 950         * testsuite/copy_test.cc (main): Add legal reference to protected
 951         symbol.
 952         * testsuite/copy_test_v1.cc (main): Likewise.
 953         * testsuite/copy_test_2.cc (ip): Add protected symbol.
 954         * testsuite/copy_test_protected.cc: New test source file.
 955         * testsuite/copy_test_protected.sh: New test script.
 956
 957 2016-05-19  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 958
 959         * mips.cc (Mips_got_entry::Mips_got_entry): Remove object argument
 960         for global got symbols, and set addend to 0.
 961         (Mips_got_entry::hash): Change hash algorithm.
 962         (Mips_got_entry::equals): Refactor.
 963         (Mips_got_entry::object): Return input object for local got symbols
 964         from union d.
 965         (Mips_got_entry::addend): Change return of the relocation addend.
 966         (Mips_got_entry::addend_): Move from union d.
 967         (Mips_got_entry::object_): Move into union d.
 968         (class Mips_symbol_hash): New class.
 969         (Mips_got_info::Global_got_entry_set): New type.
 970         (Mips_got_info::global_got_symbols): Change return type to
 971         Global_got_entry_set.
 972         (Mips_got_info::global_got_symbols_): Change type to
 973         Global_got_entry_set.
 974         (Mips_symbol::hash): New method.
 975         (Mips_output_data_la25_stub::symbols_): Change type to std::vector.
 976         (Mips_output_data_mips_stubs::Mips_stubs_entry_set): New type.
 977         (Mips_output_data_mips_stubs::symbols_): Change type to
 978         Mips_stubs_entry_set.
 979         (Mips_got_info::record_global_got_symbol): Don't pass object
 980         argument when creating global got symbol.
 981         (Mips_got_info::record_got_entry): Remove find before inserting
 982         got entries.
 983         (Mips_got_info::add_reloc_only_entries): Change type of iterator
 984         to Global_got_entry_set.
 985         (Mips_got_info::count_got_symbols): Likewise.
 986         (Mips_output_data_la25_stub::create_la25_stub): Use push_back
 987         for adding entries to symbols_.
 988         (Mips_output_data_la25_stub::do_write): Change type of iterator
 989         to std::vector.
 990         (Mips_output_data_mips_stubs::set_lazy_stub_offsets): Change type
 991         of iterator to Mips_stubs_entry_set.
 992         (Mips_output_data_mips_stubs::set_needs_dynsym_value): Likewise.
 993         (Mips_output_data_mips_stubs::do_write): Likewise.
 994
 995 2016-05-06  Han Shen  <shenhan@google.com>
 996
 997         PR gold/19987.
 998
 999         * aarch64-reloc.def: New relocation type.
1000         * aarch64.cc (AArch64_relocate_functions::Page): Changed to public.
1001         (Target_aarch64::Scan::local): Add R_AARCH64_LD64_GOTPAGE_LO15.
1002         (Target_aarch64::Scan::global): Add R_AARCH64_LD64_GOTPAGE_LO15.
1003         (Target_aarch64::Relocate::relocate): Implement R_AARCH64_LD64_GOTPAGE_LO15.
1004
1005 2016-04-28  Nick Clifton  <nickc@redhat.com>
1006
1007         * po/zh_CN.po: Updated Chinese (simplified) translation.
1008
1009 2016-04-15  H.J. Lu  <hongjiu.lu@intel.com>
1010
1011         * Makefile.in: Regenerated with automake 1.11.6.
1012         * aclocal.m4: Likewise.
1013         * testsuite/Makefile.in: Likewise.
1014
1015 2016-03-30  Cary Coutant  <ccoutant@gmail.com>
1016
1017         PR gold/16979
1018         * symtab.cc (Symbol_table::define_default_version): Check for case
1019         where symbols are both in different shared objects.
1020
1021 2016-03-27  Cary Coutant  <ccoutant@gmail.com>
1022
1023         PR gold/16111
1024         * i386.cc (Target_i386): Add check for fully-resolved symbol for
1025         R_386_GOTOFF.
1026
1027 2016-03-22  Nick Clifton  <nickc@redhat.com>
1028
1029         * configure: Regenerate.
1030
1031 2016-03-21  Cary Coutant  <ccoutant@gmail.com>
1032
1033         PR gold/19842
1034         * errors.cc (Errors::undefined_symbol): Add info message when
1035         symbol should have been provided by a plugin.
1036         * target-reloc.h (issue_undefined_symbol_error): Check for
1037         placeholder symbols defined in discarded sections.
1038         * testsuite/Makefile.am (plugin_test_9b): New test case.
1039         * testsuite/Makefile.in: Regenerate.
1040         * testsuite/plugin_test_9b_elf.cc: New test source file.
1041         * testsuite/plugin_test_9b_ir.cc: New test source file.
1042
1043 2016-03-20  Cary Coutant  <ccoutant@gmail.com>
1044
1045         PR gold/19002
1046         * ehframe.cc (Eh_frame::read_fde): Check for dropped functions.
1047         * testsuite/Makefile.am (eh_test_2): New test.
1048         * testsuite/Makefile.in: Regenerate.
1049         * testsuite/eh_test_2.sh: New test script.
1050         * testsuite/eh_test_a.cc (bar): Make it comdat.
1051         * testsuite/eh_test_b.cc (bar): Add a duplicate copy.
1052
1053 2016-03-18  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
1054
1055         * mips.cc (Mips_relobj::is_n64_): Remove.
1056         (Target_mips::ei_class_): Likewise.
1057         (Mips_relobj::is_newabi): Call methods.
1058         (Mips_relobj::is_n64): Change checking for N64 ABI.
1059         (Target_mips::is_output_n64): Likewise.
1060         (Target_mips::merge_processor_specific_flags): Remove ei_class
1061         argument, and remove comparing ei_class.
1062         (Target_mips::do_adjust_elf_header): Remove setting EI_CLASS field
1063         of the ELF header.
1064         (Target_mips::do_finalize_sections): Don't pass ei_class argument
1065         to merge_processor_specific_flags.
1066         (Target_mips::elf_mips_abi_name): Remove ei_class argument, and
1067         change checking for N64 ABI.
1068
1069 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
1070
1071         * mips.cc (enum Special_relocation_symbol): New enum type.
1072         (is_readonly_section): New function.
1073         (eh_reloc): Likewise.
1074         (Mips_got_entry::is_section_symbol_): New member.
1075         (Mips_got_entry::is_section_symbol): New method.
1076         (Mips_got_info::record_local_got_symbol): Add is_section_symbol
1077         argument.
1078         (Mips_relobj::mips_elf_options_section_name): New method.
1079         (Mips_output_data_got::record_local_got_symbol): Add
1080         is_section_symbol argument, and pass it to
1081         Mips_got_info::record_local_got_symbol.
1082         (Mips_output_data_got::got_offset): Add addend argument, and pass
1083         it to Relobj::local_got_offset.
1084         (struct Mips_output_reloc_writer): New type.
1085         (class Mips_output_data_reloc): New class.
1086         (Mips_output_data_plt::Reloc_section): Change type to
1087         Mips_output_data_reloc.
1088         (Target_mips::Reloc_section): Likewise.
1089         (Mips_reloc_types::get_r_addend): Remove unsigned from return type.
1090         (Mips_classify_reloc::get_r_type2): New method.
1091         (Mips_classify_reloc::get_r_type3): Likewise.
1092         (Mips_classify_reloc::get_r_ssym): Likewise.
1093         (Target_mips::Reloca_section): Remove.
1094         (Relocate::should_apply_static_reloc): Rename from
1095         should_apply_r_mips_32_reloc.
1096         (Target_mips::copy_reloc): Replace Reltype parameter with r_type
1097         and r_offset.
1098         (Mips_relocate_functions::Valtype): New type.
1099         (Mips_relocate_functions::Valtype64): New type.
1100         (Mips_relocate_functions::check_overflow): New method.
1101         (Mips_relocate_functions::mips_reloc_unshuffle): Move to public
1102         interface.
1103         (Mips_relocate_functions::mips_reloc_shuffle): Likewise.
1104         (Mips_relocate_functions::rel16): Add support for resolving
1105         relocations for Mips64.
1106         (Mips_relocate_functions::rel32): Likewise.
1107         (Mips_relocate_functions::reljalr): Likewise.
1108         (Mips_relocate_functions::relpc32): Likewise.
1109         (Mips_relocate_functions::rel26): Likewise.
1110         (Mips_relocate_functions::relpc16): Likewise.
1111         (Mips_relocate_functions::relmicromips_pc7_s1): Likewise.
1112         (Mips_relocate_functions::relmicromips_pc10_s1): Likewise.
1113         (Mips_relocate_functions::relmicromips_pc16_s1): Likewise.
1114         (Mips_relocate_functions::do_relhi16): Likewise.
1115         (Mips_relocate_functions::do_relgot16_local): Likewise.
1116         (Mips_relocate_functions::rello16): Likewise.
1117         (Mips_relocate_functions::relgot): Likewise.
1118         (Mips_relocate_functions::relgotpage): Likewise.
1119         (Mips_relocate_functions::relgotofst): Likewise.
1120         (Mips_relocate_functions::relgot_hi16): Likewise.
1121         (Mips_relocate_functions::relgot_lo16): Likewise.
1122         (Mips_relocate_functions::relgprel): Likewise.
1123         (Mips_relocate_functions::relgprel32): Likewise.
1124         (Mips_relocate_functions::tlsrelhi16): Likewise.
1125         (Mips_relocate_functions::tlsrello16): Likewise.
1126         (Mips_relocate_functions::tlsrel32): Likewise.
1127         (Mips_relocate_functions::relsub): Likewise.
1128         (Mips_relocate_functions::releh): New method.
1129         (Mips_relocate_functions::rel64): Likewise.
1130         (Mips_got_info::record_local_got_symbol): Add is_section_symbol and
1131         pass it to Mips_got_entry.
1132         (Mips_got_info::add_local_entries): Pass addend argument
1133         to code functions, and for STT_SECTION symbols call
1134         add_symbolless_local_addend.
1135         (Mips_got_info::add_tls_entries): Pass addend argument to code
1136         functions.
1137         (Mips_relobj::do_read_symbols): Read gp value that was used to
1138         create object.
1139         (Mips_output_data_plt::plt_entry): Remove opcode from l[wd]
1140         instruction. Opcode for instruction will be selected later.
1141         (Target_mips::gc_process_relocs): Add case for SHT_RELA.
1142         (Target_mips::scan_relocatable_relocs): Likewise.
1143         (Target_mips::emit_relocs_scan): Likewise.
1144         (Target_mips::relocate_relocs): Likewise.
1145         (Target_mips::do_finalize_sections): Skip objects for merging
1146         processor specific flags in which all input sections will be
1147         discarded.
1148         (mips_get_size_for_reloc): Add case for R_MIPS_EH.
1149         (Target_mips::Scan::get_reference_flags): Likewise.
1150         (Target_mips::relocate_special_relocatable): Call rel26 method with
1151         calculate_only and calculated_value arguments.
1152         (Target_mips::Scan::local): Add case for R_MIPS_EH. Don't create a
1153         dynamic relocation against a readonly sections, and pass
1154         is_section_symbol to Mips_got_info::record_local_got_symbol.
1155         (Target_mips::Scan::global): Add case for R_MIPS_EH. Don't create a
1156         dynamic relocation against a readonly sections, and pass r_type
1157         and r_offset to Target_mips::copy_reloc.
1158         (Target_mips::Relocate::relocate): Add support for resolving
1159         relocations for Mips64.
1160         (Target_mips::mips_info): Add case for Mips64 default dynamic
1161         linker name.
1162         (Target_selector_mips): Correct emulation names.
1163
1164 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
1165
1166         * mips.cc (class Mips_output_data_la25_stub): Add
1167         do_print_to_mapfile function.
1168
1169 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
1170
1171         * mips.cc (Mips_classify_reloc::put_r_info): Call 32bit version of
1172         elf_r_info.
1173
1174 2016-03-09  H.J. Lu  <hongjiu.lu@intel.com>
1175
1176         * testsuite/plugin_layout_with_alignment.cc: Renamed to ..
1177         * testsuite/plugin_layout_with_alignment.c: This.
1178         * testsuite/Makefile.am (plugin_layout_with_alignment.o): Updated.
1179         (plugin_layout_with_alignment): Likewise.
1180         * testsuite/Makefile.in: Regenerated.
1181
1182 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
1183
1184         PR 19751
1185         * testsuite/Makefile.am (retain_symbols_file_test): Remove check
1186         for constructor.
1187         * testsuite/Makefile.in: Regenerate.
1188         * testsuite/dynamic_list.sh: Likewise.
1189         * testsuite/retain_symbols_file_test.sh: Likewise.
1190
1191 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
1192
1193         PR 19751
1194         * arm.cc (Reloc_stub::Key::name): Add unused attribute.
1195         * dirsearch.cc (Dir_caches::~Dir_caches): Likewise.
1196
1197 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
1198             Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
1199
1200         * output.cc (Output_reloc_writer): New type.
1201         (Output_data_reloc_base::do_write): Move implementation to template
1202         in output.h and replace with invocation of template.
1203         * output.h (Output_file): Move to top of file.
1204         (Output_reloc::get_symbol_index): Move to public interface.
1205         (Output_reloc::get_address): Likewise.
1206         (Output_data_reloc_base::do_write_generic): New function template.
1207
1208 2016-03-04  Cary Coutant  <ccoutant@gmail.com>
1209
1210         PR gold/19019
1211         PR gold/19763
1212         * symtab.cc: Instantiate Sized_symbol::init_constant and
1213         Sized_symbol::init_undefined.
1214
1215 2016-03-03  Cary Coutant  <ccoutant@gmail.com>
1216
1217         PR gold/19019
1218         * layout.h (Layout::add_target_specific_dynamic_tag): New function.
1219         * layout.cc (Layout::add_target_specific_dynamic_tag): New function.
1220         * mips.cc (Target_mips::make_symbol): Adjust function signature.
1221         * sparc.cc (Target_sparc::Target_sparc): Initialize register_syms_.
1222         (Target_sparc::do_is_defined_by_abi): Remove test for
1223         STT_SPARC_REGISTER.
1224         (Target_sparc::Register_symbol): New struct type.
1225         (Target_sparc::register_syms_): New data member.
1226         (Target_sparc<64, true>::sparc_info): Set has_make_symbol to true.
1227         (Target_sparc::make_symbol): New function.
1228         (Target_sparc::do_finalize_sections): Add register symbols and new
1229         dynamic table entries.
1230         * symtab.h (Sized_symbol::init_undefined): Add value parameter.
1231         (Symbol_table::add_target_global_symbol): New function.
1232         (Symbol_table::target_symbols_): New data member.
1233         * symtab.cc (Sized_symbol::init_undefined): Add value parameter.
1234         (Symbol_table::Symbol_table): Initialize target_symbols_.
1235         (Symbol_table::add_from_object): Pass additional parameters to
1236         Target::make_symbol.
1237         (Symbol_table::define_special_symbol): Likewise.
1238         (Symbol_table::add_undefined_symbol_from_command_line): Pass 0 for
1239         undefined symbol value.
1240         (Symbol_table::set_dynsym_indexes): Process target-specific symbols.
1241         (Symbol_table::sized_finalize): Likewise.
1242         (Symbol_table::sized_write_globals): Likewise.
1243         * target.h (Sized_target::make_symbol): Add name, st_type, object,
1244         st_shndx, and value parameters.
1245
1246 2016-03-03  Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1247
1248         * plugin.cc (do_should_include_member): Ignore LDPK_UNDEF and
1249         LDPK_WEAKUNDEF symbols.
1250
1251 2016-03-03  Than McIntosh  <thanm@google.com>
1252
1253         * plugin.cc (Plugin::load): Include hooks for get_input_section_size
1254         and get_input_section_alignment in transfer vector.
1255         (get_input_section_alignment): New function.
1256         (get_input_section_size): New function.
1257         * testsuite/Makefile.am: Add plugin_layout_with_alignment.sh test.
1258         * testsuite/Makefile.in: [Regenerate.]
1259         * testsuite/plugin_section_alignment.cc: New test file.
1260         * testsuite/plugin_layout_with_alignment.cc: New test file.
1261         * testsuite/plugin_layout_with_alignment.sh: New test file.
1262
1263 2016-03-03  Evgenii Stepanov  <eugenis@google.com>
1264
1265         * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
1266         parameter.
1267         * plugin.cc (get_symbols_v3): New function.
1268         (Plugin::load): Add LDPT_GET_SYMBOLS_V3.
1269         (Pluginobj::get_symbol_resolution_info): Return LDPS_NO_SYMS when using
1270         new version.
1271
1272 2016-02-26  Egor Kochetov  <egor.kochetov@intel.com>
1273             Cary Coutant  <ccoutant@gmail.com>
1274
1275         PR gold/19735
1276         * ehframe.h (Cie::fde_encoding): New method.
1277         * ehframe.cc (Eh_frame::read_fde): Discard FDEs for zero-length
1278         address ranges.
1279
1280 2016-02-15  H.J. Lu  <hongjiu.lu@intel.com>
1281
1282         * testsuite/Makefile.am (x86_64_mov_to_lea5.o): Pass
1283         -mrelax-relocations=yes to $(TEST_AS).
1284         (x86_64_mov_to_lea6.o): Likewise.
1285         (x86_64_overflow_pc32.o): Remove duplicated target.
1286         * testsuite/Makefile.in: Regenerated.
1287
1288 2016-02-15  Marcin Kościelnicki  <koriakin@0x04.net>
1289
1290         * s390.cc (Target_s390::match_view_u): New helper method.
1291         (Target_s390::do_is_call_to_non_split): New method.
1292         (Target_s390::ss_code_st_r14): New const.
1293         (Target_s390::ss_code_l_r14): New const.
1294         (Target_s390::ss_code_bras_8): New const.
1295         (Target_s390::ss_code_l_basr): New const.
1296         (Target_s390::ss_code_a_basr): New const.
1297         (Target_s390::ss_code_ear): New const.
1298         (Target_s390::ss_code_c): New const.
1299         (Target_s390::ss_code_larl): New const.
1300         (Target_s390::ss_code_brasl): New const.
1301         (Target_s390::ss_code_jg): New const.
1302         (Target_s390::ss_code_jgl): New const.
1303         (Target_s390::ss_match_mcount): New helper method.
1304         (Target_s390::ss_match_l): New helper method.
1305         (Target_s390::ss_match_ahi): New helper method.
1306         (Target_s390::ss_match_alfi): New helper method.
1307         (Target_s390::ss_match_cr): New helper method.
1308         (Target_s390::do_calls_non_split): New method.
1309         * testsuite/Makefile.am: Added new tests.
1310         * testsuite/Makefile.in: Regenerate.
1311         * testsuite/split_s390.sh: New test.
1312         * testsuite/split_s390_1_a1.s: New test.
1313         * testsuite/split_s390_1_a2.s: New test.
1314         * testsuite/split_s390_1_n1.s: New test.
1315         * testsuite/split_s390_1_n2.s: New test.
1316         * testsuite/split_s390_1_z1.s: New test.
1317         * testsuite/split_s390_1_z2.s: New test.
1318         * testsuite/split_s390_1_z3.s: New test.
1319         * testsuite/split_s390_1_z4.s: New test.
1320         * testsuite/split_s390_2_ns.s: New test.
1321         * testsuite/split_s390_2_s.s: New test.
1322         * testsuite/split_s390x_1_a1.s: New test.
1323         * testsuite/split_s390x_1_a2.s: New test.
1324         * testsuite/split_s390x_1_n1.s: New test.
1325         * testsuite/split_s390x_1_n2.s: New test.
1326         * testsuite/split_s390x_1_z1.s: New test.
1327         * testsuite/split_s390x_1_z2.s: New test.
1328         * testsuite/split_s390x_1_z3.s: New test.
1329         * testsuite/split_s390x_1_z4.s: New test.
1330         * testsuite/split_s390x_2_ns.s: New test.
1331         * testsuite/split_s390x_2_s.s: New test.
1332
1333 2016-02-11 Rahul Chaudhry  <rahulchaudhry@google.com>
1334
1335         * aarch64.cc (Target_aarch64::scan_erratum_843419_span): Remove
1336         info message for every erratum 843419 found and fixed.
1337
1338 2016-02-07  Cary Coutant  <ccoutant@gmail.com>
1339
1340         PR gold/18695
1341         * x86_64.cc (Target_x86_64::Relocate::relocate): Add additional
1342         information to relocation overflow errors.
1343
1344 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
1345
1346         PR gold/18695
1347         * x86_64.cc (X86_64_relocate_functions::pcrela32_check): Fix x32
1348         overflow checking when symbol value + addend < 0.
1349
1350 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
1351
1352         PR gold/19577
1353         * reloc.h (Limits): New class.
1354         (Bits::has_overflow32): Use min/max values from Limits.
1355         (Bits::has_unsigned_overflow32): Likewise.
1356         (Bits::has_signed_unsigned_overflow32): Likewise.
1357         (Bits::has_overflow): Likewise.
1358         (Bits::has_unsigned_overflow): Likewise.
1359         (Bits::has_signed_unsigned_overflow64): Likewise.
1360
1361 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
1362
1363         PR gold/19567
1364         * reloc.h (Relocate_functions::Overflow_check): Add comments.
1365         * x86_64.cc (X86_64_relocate_functions): New class.
1366         (Target_x86_64::Relocate::relocate): Use the new class.
1367         * testsuite/Makefile.am (x86_64_overflow_pc32): Add -Tdata option.
1368         (x32_overflow_pc32): New test case.
1369         * testsuite/Makefile.in: Regenerate.
1370         * testsuite/x32_overflow_pc32.sh: New script.
1371         * testsuite/x86_64_overflow_pc32.s: Remove .space directive.
1372
1373 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
1374
1375         PR gold/19577
1376         * reloc.h (Bits::has_unsigned_overflow32): Fix static_cast.
1377         (Bits::has_unsigned_overflow): Remove unnecessary static_cast.
1378
1379 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
1380
1381         PR gold/19577
1382         * reloc.h (Bits::has_unsigned_overflow32): Fix unsigned/signed
1383         comparison.
1384         (Bits::has_unsigned_overflow): Likewise.
1385
1386 2016-02-06  Marcin Kościelnicki  <koriakin@0x04.net>
1387
1388         * i386.cc (Target_i386::is_call_to_non_split): Add view and view_size
1389         parameters.
1390         * reloc.cc (Sized_relobj_file::split_stack_adjust_reltype): Pass view
1391         and view_size to is_call_to_non_split.
1392         * target.cc (Target::is_call_to_non_split): Add view and view_size
1393         parameters.
1394         * target.h (class Target): Likewise.
1395
1396 2016-02-05  Sriraman Tallam  <tmsriram@google.com>
1397
1398         * icf.cc (get_rel_addend): New function.
1399         (get_section_contents):  Move merge section addend computation to a
1400         new function.  Ignore negative values for SHT_REL and SHT_RELA addends.
1401         Fix bug to not read past the length of the section.
1402
1403 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
1404             Andrew Senkevich  <andrew.senkevich@intel.com>
1405
1406         PR gold/18695
1407         * x86_64.cc (Target_x86_64::Relocate::relocate): Add overflow
1408         checking for R_X86_64_32, R_X86_64_32S, R_X86_64_PC32, and
1409         R_X86_64_PLT32.
1410         * testsuite/Makefile.am (x86_64_overflow_pc32): New test.
1411         * testsuite/x86_64_overflow_pc32.sh: New test script.
1412         * testsuite/x86_64_overflow_pc32.s: New source file.
1413
1414 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
1415
1416         PR gold/18695
1417         * reloc.h (Relocate_functions::Address): New typedef.
1418         (Relocate_functions::Addendtype): New typedef.
1419         (Relocate_functions::Overflow_check): New enum type.
1420         (Relocate_functions::Reloc_status): New enum type.
1421         (Relocate_functions::check_overflow): New function template.
1422         (Relocate_functions::rel): Add check parameter; check for overflow.
1423         (Relocate_functions::rel_unaligned): Likewise.
1424         (Relocate_functions::rela): Likewise.
1425         (Relocate_functions::pcrel): Likewise.
1426         (Relocate_functions::pcrel_unaligned): Likewise.
1427         (Relocate_functions::pcrela): Likewise.
1428         (Relocate_functions::rel8): Adjust parameter types.
1429         (Relocate_functions::rela8): Likewise.
1430         (Relocate_functions::pcrel8): Likewise.
1431         (Relocate_functions::pcrela8): Likewise.
1432         (Relocate_functions::rel16): Likewise.
1433         (Relocate_functions::rela168): Likewise.
1434         (Relocate_functions::pcrel16): Likewise.
1435         (Relocate_functions::pcrela16): Likewise.
1436         (Relocate_functions::rel32): Likewise.
1437         (Relocate_functions::rel32_unaligned): Likewise.
1438         (Relocate_functions::rela32): Likewise.
1439         (Relocate_functions::pcrel32): Likewise.
1440         (Relocate_functions::pcrel32_unaligned): Likewise.
1441         (Relocate_functions::pcrela32): Likewise.
1442         (Relocate_functions::rel8_check): New function.
1443         (Relocate_functions::rela8_check): New function.
1444         (Relocate_functions::pcrel8_check): New function.
1445         (Relocate_functions::pcrela8_check): New function.
1446         (Relocate_functions::rel16_check): New function.
1447         (Relocate_functions::rela168_check): New function.
1448         (Relocate_functions::pcrel16_check): New function.
1449         (Relocate_functions::pcrela16_check): New function.
1450         (Relocate_functions::rel32_check): New function.
1451         (Relocate_functions::rel32_unaligned_check): New function.
1452         (Relocate_functions::rela32_check): New function.
1453         (Relocate_functions::pcrel32_check): New function.
1454         (Relocate_functions::pcrel32_unaligned_check): New function.
1455         (Relocate_functions::pcrela32_check): New function.
1456         (Bits::has_unsigned_overflow32): New function.
1457         (Bits::has_unsigned_overflow): New function.
1458         * testsuite/Makefile.am (overflow_unittest): New test.
1459         * testsuite/Makefile.in: Regenerate.
1460         * testsuite/overflow_unittest.cc: New source file.
1461
1462 2016-02-04  Alan Modra  <amodra@gmail.com>
1463
1464         * powerpc.cc (relocate): Adjust last patch for big-endian.
1465
1466 2016-02-02  Alan Modra  <amodra@gmail.com>
1467
1468         * powerpc.cc (relocate): Further restrict ELFv2 entry optimization.
1469
1470 2016-01-15 Han Shen  <shenhan@google.com>
1471
1472         PR gold/19472 - need pc-relative stubs.
1473
1474         * aarch64.cc (Reloc_stub::stub_type_for_reloc): Return PC-relative
1475         stub type for DSOs and pie executables.
1476
1477 2016-01-12  H.J. Lu  <hongjiu.lu@intel.com>
1478
1479         * i386.cc (Target_i386::Classify_reloc::get_r_addend): Remove
1480         'typename'.
1481
1482 2016-01-12  Cary Coutant  <ccoutant@gmail.com>
1483
1484         * arm.cc (Target_arm::Classify_reloc::get_r_addend): New method.
1485         * i386.cc (Target_i386::Classify_reloc::get_r_addend): New method.
1486         * mips.cc (Target_arm::Mips_classify_reloc::get_r_addend): (Both
1487         specializations) New method.
1488
1489 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
1490
1491         PR gold/19353
1492         * aarch64.cc (Target_aarch64::relocate_tls): Don't insist that
1493         we have a TLS segment for GD-to-IE optimization.
1494         * i386.cc (Target_i386::tls_gd_to_ie): Remove tls_segment parameter.
1495         Adjust all calls.
1496         (Target_i386::tls_desc_gd_to_ie): Likewise.
1497         (Target_i386::relocate_tls): Don't insist that we have a TLS segment
1498         for TLSDESC GD-to-IE optimizations.
1499         * x86_64.cc (Target_x86_64::tls_gd_to_ie): Remove tls_segment parameter.
1500         Adjust all calls.
1501         (Target_x86_64::tls_desc_gd_to_ie): Likewise.
1502         (Target_x86_64::relocate_tls): Don't insist that we have a TLS segment
1503         for TLSDESC GD-to-IE optimizations.
1504
1505 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
1506
1507         Refactor gold to enable support for MIPS-64 relocation format.
1508
1509         * gc.h (get_embedded_addend_size): Remove sh_type parameter.
1510         (gc_process_relocs): Remove sh_type template parameter.
1511         Use Classify_reloc to access r_sym, r_type, and r_addend fields.
1512         * object.h (Sized_relobj_file::split_stack_adjust): Add target
1513         parameter.
1514         (Sized_relobj_file::split_stack_adjust_reltype): Likewise.
1515         * reloc-types.h (Reloc_types::copy_reloc_addend): (SHT_REL and SHT_RELA
1516         specializations) Remove.
1517         * reloc.cc (Emit_relocs_strategy): Rename and move to target-reloc.h.
1518         (Sized_relobj_file::emit_relocs_scan): Call Target::emit_relocs_scan().
1519         (Sized_relobj_file::emit_relocs_scan_reltype): Remove.
1520         (Sized_relobj_file::split_stack_adjust): Add target parameter.
1521         Adjust all callers.
1522         (Sized_relobj_file::split_stack_adjust_reltype): Likewise. Call
1523         Target::get_r_sym() to get r_sym field from relocations.
1524         (Track_relocs::next_symndx): Call Target::get_r_sym().
1525         * target-reloc.h (scan_relocs): Remove sh_type template parameter;
1526         add Classify_reloc template parameter.  Use for accessing r_sym and
1527         r_type.
1528         (relocate_section): Likewise.
1529         (Default_classify_reloc): New class (renamed and moved from reloc.cc).
1530         (Default_scan_relocatable_relocs): Remove sh_type template parameter.
1531         (Default_scan_relocatable_relocs::Reltype): New typedef.
1532         (Default_scan_relocatable_relocs::reloc_size): New const.
1533         (Default_scan_relocatable_relocs::sh_type): New const.
1534         (Default_scan_relocatable_relocs::get_r_sym): New method.
1535         (Default_scan_relocatable_relocs::get_r_type): New method.
1536         (Default_emit_relocs_strategy): New class.
1537         (scan_relocatable_relocs): Replace sh_type template parameter with
1538         Scan_relocatable_relocs class.  Use it to access r_sym and r_type
1539         fields.
1540         (relocate_relocs): Replace sh_type template parameter with
1541         Classify_reloc class.  Use it to access r_sym and r_type fields.
1542         * target.h (Target::is_call_to_non_split): Replace r_type parameter
1543         with pointer to relocation. Adjust all callers.
1544         (Target::do_is_call_to_non_split): Likewise.
1545         (Target::emit_relocs_scan): New virtual method.
1546         (Sized_target::get_r_sym): New virtual method.
1547         * target.cc (Target::do_is_call_to_non_split): Replace r_type parameter
1548         with pointer to relocation.
1549
1550         * aarch64.cc (Target_aarch64::emit_relocs_scan): New method.
1551         (Target_aarch64::Relocatable_size_for_reloc): Remove.
1552         (Target_aarch64::gc_process_relocs): Use Default_classify_reloc.
1553         (Target_aarch64::scan_relocs): Likewise.
1554         (Target_aarch64::relocate_section): Likewise.
1555         (Target_aarch64::Relocatable_size_for_reloc::get_size_for_reloc):
1556         Remove.
1557         (Target_aarch64::scan_relocatable_relocs): Use Default_classify_reloc.
1558         (Target_aarch64::relocate_relocs): Use Default_classify_reloc.
1559         * arm.cc (Target_arm::Arm_scan_relocatable_relocs): Remove sh_type
1560         template parameter.
1561         (Target_arm::emit_relocs_scan): New method.
1562         (Target_arm::Relocatable_size_for_reloc): Replace with...
1563         (Target_arm::Classify_reloc): ...this.
1564         (Target_arm::gc_process_relocs): Use Classify_reloc.
1565         (Target_arm::scan_relocs): Likewise.
1566         (Target_arm::relocate_section): Likewise.
1567         (Target_arm::scan_relocatable_relocs): Likewise.
1568         (Target_arm::relocate_relocs): Likewise.
1569         * i386.cc (Target_i386::emit_relocs_scan): New method.
1570         (Target_i386::Relocatable_size_for_reloc): Replace with...
1571         (Target_i386::Classify_reloc): ...this.
1572         (Target_i386::gc_process_relocs): Use Classify_reloc.
1573         (Target_i386::scan_relocs): Likewise.
1574         (Target_i386::relocate_section): Likewise.
1575         (Target_i386::scan_relocatable_relocs): Likewise.
1576         (Target_i386::relocate_relocs): Likewise.
1577         * mips.cc (Mips_scan_relocatable_relocs): Remove sh_type template
1578         parameter.
1579         (Mips_reloc_types): New class template.
1580         (Mips_classify_reloc): New class template.
1581         (Target_mips::Reltype): New typedef.
1582         (Target_mips::Relatype): New typedef.
1583         (Target_mips::emit_relocs_scan): New method.
1584         (Target_mips::get_r_sym): New method.
1585         (Target_mips::Relocatable_size_for_reloc): Replace with
1586         Mips_classify_reloc.
1587         (Target_mips::copy_reloc): Use Mips_classify_reloc.
1588         (Target_mips::gc_process_relocs): Likewise.
1589         (Target_mips::scan_relocs): Likewise.
1590         (Target_mips::relocate_section): Likewise.
1591         (Target_mips::scan_relocatable_relocs): Likewise.
1592         (Target_mips::relocate_relocs): Likewise.
1593         (mips_get_size_for_reloc): New function, factored out from
1594         Relocatable_size_for_reloc::get_size_for_reloc.
1595         (Target_mips::Scan::local): Use Mips_classify_reloc.
1596         (Target_mips::Scan::global): Likewise.
1597         (Target_mips::Relocate::relocate): Likewise.
1598         * powerpc.cc (Target_powerpc::emit_relocs_scan): New method.
1599         (Target_powerpc::Relocatable_size_for_reloc): Remove.
1600         (Target_powerpc::gc_process_relocs): Use Default_classify_reloc.
1601         (Target_powerpc::scan_relocs): Likewise.
1602         (Target_powerpc::relocate_section): Likewise.
1603         (Powerpc_scan_relocatable_reloc): Convert to class template.
1604         (Powerpc_scan_relocatable_reloc::Reltype): New typedef.
1605         (Powerpc_scan_relocatable_reloc::reloc_size): New const.
1606         (Powerpc_scan_relocatable_reloc::sh_type): New const.
1607         (Powerpc_scan_relocatable_reloc::get_r_sym): New method.
1608         (Powerpc_scan_relocatable_reloc::get_r_type): New method.
1609         (Target_powerpc::scan_relocatable_relocs): Use
1610         Powerpc_scan_relocatable_reloc.
1611         (Target_powerpc::relocate_relocs): Use Default_classify_reloc.
1612         * s390.cc (Target_s390::emit_relocs_scan): New method.
1613         (Target_s390::Relocatable_size_for_reloc): Remove.
1614         (Target_s390::gc_process_relocs): Use Default_classify_reloc.
1615         (Target_s390::scan_relocs): Likewise.
1616         (Target_s390::relocate_section): Likewise.
1617         (Target_s390::Relocatable_size_for_reloc::get_size_for_reloc):
1618         Remove.
1619         (Target_s390::scan_relocatable_relocs): Use Default_classify_reloc.
1620         (Target_s390::relocate_relocs): Use Default_classify_reloc.
1621         * sparc.cc (Target_sparc::emit_relocs_scan): New method.
1622         (Target_sparc::Relocatable_size_for_reloc): Remove.
1623         (Target_sparc::gc_process_relocs): Use Default_classify_reloc.
1624         (Target_sparc::scan_relocs): Likewise.
1625         (Target_sparc::relocate_section): Likewise.
1626         (Target_sparc::Relocatable_size_for_reloc::get_size_for_reloc):
1627         Remove.
1628         (Target_sparc::scan_relocatable_relocs): Use Default_classify_reloc.
1629         (Target_sparc::relocate_relocs): Use Default_classify_reloc.
1630         * tilegx.cc (Target_tilegx::emit_relocs_scan): New method.
1631         (Target_tilegx::Relocatable_size_for_reloc): Remove.
1632         (Target_tilegx::gc_process_relocs): Use Default_classify_reloc.
1633         (Target_tilegx::scan_relocs): Likewise.
1634         (Target_tilegx::relocate_section): Likewise.
1635         (Target_tilegx::Relocatable_size_for_reloc::get_size_for_reloc):
1636         Remove.
1637         (Target_tilegx::scan_relocatable_relocs): Use Default_classify_reloc.
1638         (Target_tilegx::relocate_relocs): Use Default_classify_reloc.
1639         * x86_64.cc (Target_x86_64::emit_relocs_scan): New method.
1640         (Target_x86_64::Relocatable_size_for_reloc): Remove.
1641         (Target_x86_64::gc_process_relocs): Use Default_classify_reloc.
1642         (Target_x86_64::scan_relocs): Likewise.
1643         (Target_x86_64::relocate_section): Likewise.
1644         (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1645         Remove.
1646         (Target_x86_64::scan_relocatable_relocs): Use Default_classify_reloc.
1647         (Target_x86_64::relocate_relocs): Use Default_classify_reloc.
1648
1649         * testsuite/testfile.cc (Target_test::emit_relocs_scan): New method.
1650
1651 2016-01-01  Alan Modra  <amodra@gmail.com>
1652
1653         Update year range in copyright notice of all files.
1654
1655 For older changes see ChangeLog-0815
1656 \f
1657 Copyright (C) 2016 Free Software Foundation, Inc.
1658
1659 Copying and distribution of this file, with or without modification,
1660 are permitted in any medium without royalty provided the copyright
1661 notice and this notice are preserved.
1662
1663 Local Variables:
1664 mode: change-log
1665 left-margin: 8
1666 fill-column: 74
1667 version-control: never
1668 End: