gold/ChangeLog

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