gold/ChangeLog

   1 2016-05-06  Han Shen  <shenhan@google.com>
   2
   3         PR gold/19987.
   4
   5         * aarch64-reloc.def: New relocation type.
   6         * aarch64.cc (AArch64_relocate_functions::Page): Changed to public.
   7         (Target_aarch64::Scan::local): Add R_AARCH64_LD64_GOTPAGE_LO15.
   8         (Target_aarch64::Scan::global): Add R_AARCH64_LD64_GOTPAGE_LO15.
   9         (Target_aarch64::Relocate::relocate): Implement R_AARCH64_LD64_GOTPAGE_LO15.
  10
  11 2016-04-28  Nick Clifton  <nickc@redhat.com>
  12
  13         * po/zh_CN.po: Updated Chinese (simplified) translation.
  14
  15 2016-04-15  H.J. Lu  <hongjiu.lu@intel.com>
  16
  17         * Makefile.in: Regenerated with automake 1.11.6.
  18         * aclocal.m4: Likewise.
  19         * testsuite/Makefile.in: Likewise.
  20
  21 2016-03-30  Cary Coutant  <ccoutant@gmail.com>
  22
  23         PR gold/16979
  24         * symtab.cc (Symbol_table::define_default_version): Check for case
  25         where symbols are both in different shared objects.
  26
  27 2016-03-27  Cary Coutant  <ccoutant@gmail.com>
  28
  29         PR gold/16111
  30         * i386.cc (Target_i386): Add check for fully-resolved symbol for
  31         R_386_GOTOFF.
  32
  33 2016-03-22  Nick Clifton  <nickc@redhat.com>
  34
  35         * configure: Regenerate.
  36
  37 2016-03-21  Cary Coutant  <ccoutant@gmail.com>
  38
  39         PR gold/19842
  40         * errors.cc (Errors::undefined_symbol): Add info message when
  41         symbol should have been provided by a plugin.
  42         * target-reloc.h (issue_undefined_symbol_error): Check for
  43         placeholder symbols defined in discarded sections.
  44         * testsuite/Makefile.am (plugin_test_9b): New test case.
  45         * testsuite/Makefile.in: Regenerate.
  46         * testsuite/plugin_test_9b_elf.cc: New test source file.
  47         * testsuite/plugin_test_9b_ir.cc: New test source file.
  48
  49 2016-03-20  Cary Coutant  <ccoutant@gmail.com>
  50
  51         PR gold/19002
  52         * ehframe.cc (Eh_frame::read_fde): Check for dropped functions.
  53         * testsuite/Makefile.am (eh_test_2): New test.
  54         * testsuite/Makefile.in: Regenerate.
  55         * testsuite/eh_test_2.sh: New test script.
  56         * testsuite/eh_test_a.cc (bar): Make it comdat.
  57         * testsuite/eh_test_b.cc (bar): Add a duplicate copy.
  58
  59 2016-03-18  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
  60
  61         * mips.cc (Mips_relobj::is_n64_): Remove.
  62         (Target_mips::ei_class_): Likewise.
  63         (Mips_relobj::is_newabi): Call methods.
  64         (Mips_relobj::is_n64): Change checking for N64 ABI.
  65         (Target_mips::is_output_n64): Likewise.
  66         (Target_mips::merge_processor_specific_flags): Remove ei_class
  67         argument, and remove comparing ei_class.
  68         (Target_mips::do_adjust_elf_header): Remove setting EI_CLASS field
  69         of the ELF header.
  70         (Target_mips::do_finalize_sections): Don't pass ei_class argument
  71         to merge_processor_specific_flags.
  72         (Target_mips::elf_mips_abi_name): Remove ei_class argument, and
  73         change checking for N64 ABI.
  74
  75 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
  76
  77         * mips.cc (enum Special_relocation_symbol): New enum type.
  78         (is_readonly_section): New function.
  79         (eh_reloc): Likewise.
  80         (Mips_got_entry::is_section_symbol_): New member.
  81         (Mips_got_entry::is_section_symbol): New method.
  82         (Mips_got_info::record_local_got_symbol): Add is_section_symbol
  83         argument.
  84         (Mips_relobj::mips_elf_options_section_name): New method.
  85         (Mips_output_data_got::record_local_got_symbol): Add
  86         is_section_symbol argument, and pass it to
  87         Mips_got_info::record_local_got_symbol.
  88         (Mips_output_data_got::got_offset): Add addend argument, and pass
  89         it to Relobj::local_got_offset.
  90         (struct Mips_output_reloc_writer): New type.
  91         (class Mips_output_data_reloc): New class.
  92         (Mips_output_data_plt::Reloc_section): Change type to
  93         Mips_output_data_reloc.
  94         (Target_mips::Reloc_section): Likewise.
  95         (Mips_reloc_types::get_r_addend): Remove unsigned from return type.
  96         (Mips_classify_reloc::get_r_type2): New method.
  97         (Mips_classify_reloc::get_r_type3): Likewise.
  98         (Mips_classify_reloc::get_r_ssym): Likewise.
  99         (Target_mips::Reloca_section): Remove.
 100         (Relocate::should_apply_static_reloc): Rename from
 101         should_apply_r_mips_32_reloc.
 102         (Target_mips::copy_reloc): Replace Reltype parameter with r_type
 103         and r_offset.
 104         (Mips_relocate_functions::Valtype): New type.
 105         (Mips_relocate_functions::Valtype64): New type.
 106         (Mips_relocate_functions::check_overflow): New method.
 107         (Mips_relocate_functions::mips_reloc_unshuffle): Move to public
 108         interface.
 109         (Mips_relocate_functions::mips_reloc_shuffle): Likewise.
 110         (Mips_relocate_functions::rel16): Add support for resolving
 111         relocations for Mips64.
 112         (Mips_relocate_functions::rel32): Likewise.
 113         (Mips_relocate_functions::reljalr): Likewise.
 114         (Mips_relocate_functions::relpc32): Likewise.
 115         (Mips_relocate_functions::rel26): Likewise.
 116         (Mips_relocate_functions::relpc16): Likewise.
 117         (Mips_relocate_functions::relmicromips_pc7_s1): Likewise.
 118         (Mips_relocate_functions::relmicromips_pc10_s1): Likewise.
 119         (Mips_relocate_functions::relmicromips_pc16_s1): Likewise.
 120         (Mips_relocate_functions::do_relhi16): Likewise.
 121         (Mips_relocate_functions::do_relgot16_local): Likewise.
 122         (Mips_relocate_functions::rello16): Likewise.
 123         (Mips_relocate_functions::relgot): Likewise.
 124         (Mips_relocate_functions::relgotpage): Likewise.
 125         (Mips_relocate_functions::relgotofst): Likewise.
 126         (Mips_relocate_functions::relgot_hi16): Likewise.
 127         (Mips_relocate_functions::relgot_lo16): Likewise.
 128         (Mips_relocate_functions::relgprel): Likewise.
 129         (Mips_relocate_functions::relgprel32): Likewise.
 130         (Mips_relocate_functions::tlsrelhi16): Likewise.
 131         (Mips_relocate_functions::tlsrello16): Likewise.
 132         (Mips_relocate_functions::tlsrel32): Likewise.
 133         (Mips_relocate_functions::relsub): Likewise.
 134         (Mips_relocate_functions::releh): New method.
 135         (Mips_relocate_functions::rel64): Likewise.
 136         (Mips_got_info::record_local_got_symbol): Add is_section_symbol and
 137         pass it to Mips_got_entry.
 138         (Mips_got_info::add_local_entries): Pass addend argument
 139         to code functions, and for STT_SECTION symbols call
 140         add_symbolless_local_addend.
 141         (Mips_got_info::add_tls_entries): Pass addend argument to code
 142         functions.
 143         (Mips_relobj::do_read_symbols): Read gp value that was used to
 144         create object.
 145         (Mips_output_data_plt::plt_entry): Remove opcode from l[wd]
 146         instruction. Opcode for instruction will be selected later.
 147         (Target_mips::gc_process_relocs): Add case for SHT_RELA.
 148         (Target_mips::scan_relocatable_relocs): Likewise.
 149         (Target_mips::emit_relocs_scan): Likewise.
 150         (Target_mips::relocate_relocs): Likewise.
 151         (Target_mips::do_finalize_sections): Skip objects for merging
 152         processor specific flags in which all input sections will be
 153         discarded.
 154         (mips_get_size_for_reloc): Add case for R_MIPS_EH.
 155         (Target_mips::Scan::get_reference_flags): Likewise.
 156         (Target_mips::relocate_special_relocatable): Call rel26 method with
 157         calculate_only and calculated_value arguments.
 158         (Target_mips::Scan::local): Add case for R_MIPS_EH. Don't create a
 159         dynamic relocation against a readonly sections, and pass
 160         is_section_symbol to Mips_got_info::record_local_got_symbol.
 161         (Target_mips::Scan::global): Add case for R_MIPS_EH. Don't create a
 162         dynamic relocation against a readonly sections, and pass r_type
 163         and r_offset to Target_mips::copy_reloc.
 164         (Target_mips::Relocate::relocate): Add support for resolving
 165         relocations for Mips64.
 166         (Target_mips::mips_info): Add case for Mips64 default dynamic
 167         linker name.
 168         (Target_selector_mips): Correct emulation names.
 169
 170 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 171
 172         * mips.cc (class Mips_output_data_la25_stub): Add
 173         do_print_to_mapfile function.
 174
 175 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 176
 177         * mips.cc (Mips_classify_reloc::put_r_info): Call 32bit version of
 178         elf_r_info.
 179
 180 2016-03-09  H.J. Lu  <hongjiu.lu@intel.com>
 181
 182         * testsuite/plugin_layout_with_alignment.cc: Renamed to ..
 183         * testsuite/plugin_layout_with_alignment.c: This.
 184         * testsuite/Makefile.am (plugin_layout_with_alignment.o): Updated.
 185         (plugin_layout_with_alignment): Likewise.
 186         * testsuite/Makefile.in: Regenerated.
 187
 188 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
 189
 190         PR 19751
 191         * testsuite/Makefile.am (retain_symbols_file_test): Remove check
 192         for constructor.
 193         * testsuite/Makefile.in: Regenerate.
 194         * testsuite/dynamic_list.sh: Likewise.
 195         * testsuite/retain_symbols_file_test.sh: Likewise.
 196
 197 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
 198
 199         PR 19751
 200         * arm.cc (Reloc_stub::Key::name): Add unused attribute.
 201         * dirsearch.cc (Dir_caches::~Dir_caches): Likewise.
 202
 203 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
 204             Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 205
 206         * output.cc (Output_reloc_writer): New type.
 207         (Output_data_reloc_base::do_write): Move implementation to template
 208         in output.h and replace with invocation of template.
 209         * output.h (Output_file): Move to top of file.
 210         (Output_reloc::get_symbol_index): Move to public interface.
 211         (Output_reloc::get_address): Likewise.
 212         (Output_data_reloc_base::do_write_generic): New function template.
 213
 214 2016-03-04  Cary Coutant  <ccoutant@gmail.com>
 215
 216         PR gold/19019
 217         PR gold/19763
 218         * symtab.cc: Instantiate Sized_symbol::init_constant and
 219         Sized_symbol::init_undefined.
 220
 221 2016-03-03  Cary Coutant  <ccoutant@gmail.com>
 222
 223         PR gold/19019
 224         * layout.h (Layout::add_target_specific_dynamic_tag): New function.
 225         * layout.cc (Layout::add_target_specific_dynamic_tag): New function.
 226         * mips.cc (Target_mips::make_symbol): Adjust function signature.
 227         * sparc.cc (Target_sparc::Target_sparc): Initialize register_syms_.
 228         (Target_sparc::do_is_defined_by_abi): Remove test for
 229         STT_SPARC_REGISTER.
 230         (Target_sparc::Register_symbol): New struct type.
 231         (Target_sparc::register_syms_): New data member.
 232         (Target_sparc<64, true>::sparc_info): Set has_make_symbol to true.
 233         (Target_sparc::make_symbol): New function.
 234         (Target_sparc::do_finalize_sections): Add register symbols and new
 235         dynamic table entries.
 236         * symtab.h (Sized_symbol::init_undefined): Add value parameter.
 237         (Symbol_table::add_target_global_symbol): New function.
 238         (Symbol_table::target_symbols_): New data member.
 239         * symtab.cc (Sized_symbol::init_undefined): Add value parameter.
 240         (Symbol_table::Symbol_table): Initialize target_symbols_.
 241         (Symbol_table::add_from_object): Pass additional parameters to
 242         Target::make_symbol.
 243         (Symbol_table::define_special_symbol): Likewise.
 244         (Symbol_table::add_undefined_symbol_from_command_line): Pass 0 for
 245         undefined symbol value.
 246         (Symbol_table::set_dynsym_indexes): Process target-specific symbols.
 247         (Symbol_table::sized_finalize): Likewise.
 248         (Symbol_table::sized_write_globals): Likewise.
 249         * target.h (Sized_target::make_symbol): Add name, st_type, object,
 250         st_shndx, and value parameters.
 251
 252 2016-03-03  Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
 253
 254         * plugin.cc (do_should_include_member): Ignore LDPK_UNDEF and
 255         LDPK_WEAKUNDEF symbols.
 256
 257 2016-03-03  Than McIntosh  <thanm@google.com>
 258
 259         * plugin.cc (Plugin::load): Include hooks for get_input_section_size
 260         and get_input_section_alignment in transfer vector.
 261         (get_input_section_alignment): New function.
 262         (get_input_section_size): New function.
 263         * testsuite/Makefile.am: Add plugin_layout_with_alignment.sh test.
 264         * testsuite/Makefile.in: [Regenerate.]
 265         * testsuite/plugin_section_alignment.cc: New test file.
 266         * testsuite/plugin_layout_with_alignment.cc: New test file.
 267         * testsuite/plugin_layout_with_alignment.sh: New test file.
 268
 269 2016-03-03  Evgenii Stepanov  <eugenis@google.com>
 270
 271         * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
 272         parameter.
 273         * plugin.cc (get_symbols_v3): New function.
 274         (Plugin::load): Add LDPT_GET_SYMBOLS_V3.
 275         (Pluginobj::get_symbol_resolution_info): Return LDPS_NO_SYMS when using
 276         new version.
 277
 278 2016-02-26  Egor Kochetov  <egor.kochetov@intel.com>
 279             Cary Coutant  <ccoutant@gmail.com>
 280
 281         PR gold/19735
 282         * ehframe.h (Cie::fde_encoding): New method.
 283         * ehframe.cc (Eh_frame::read_fde): Discard FDEs for zero-length
 284         address ranges.
 285
 286 2016-02-15  H.J. Lu  <hongjiu.lu@intel.com>
 287
 288         * testsuite/Makefile.am (x86_64_mov_to_lea5.o): Pass
 289         -mrelax-relocations=yes to $(TEST_AS).
 290         (x86_64_mov_to_lea6.o): Likewise.
 291         (x86_64_overflow_pc32.o): Remove duplicated target.
 292         * testsuite/Makefile.in: Regenerated.
 293
 294 2016-02-15  Marcin Kościelnicki  <koriakin@0x04.net>
 295
 296         * s390.cc (Target_s390::match_view_u): New helper method.
 297         (Target_s390::do_is_call_to_non_split): New method.
 298         (Target_s390::ss_code_st_r14): New const.
 299         (Target_s390::ss_code_l_r14): New const.
 300         (Target_s390::ss_code_bras_8): New const.
 301         (Target_s390::ss_code_l_basr): New const.
 302         (Target_s390::ss_code_a_basr): New const.
 303         (Target_s390::ss_code_ear): New const.
 304         (Target_s390::ss_code_c): New const.
 305         (Target_s390::ss_code_larl): New const.
 306         (Target_s390::ss_code_brasl): New const.
 307         (Target_s390::ss_code_jg): New const.
 308         (Target_s390::ss_code_jgl): New const.
 309         (Target_s390::ss_match_mcount): New helper method.
 310         (Target_s390::ss_match_l): New helper method.
 311         (Target_s390::ss_match_ahi): New helper method.
 312         (Target_s390::ss_match_alfi): New helper method.
 313         (Target_s390::ss_match_cr): New helper method.
 314         (Target_s390::do_calls_non_split): New method.
 315         * testsuite/Makefile.am: Added new tests.
 316         * testsuite/Makefile.in: Regenerate.
 317         * testsuite/split_s390.sh: New test.
 318         * testsuite/split_s390_1_a1.s: New test.
 319         * testsuite/split_s390_1_a2.s: New test.
 320         * testsuite/split_s390_1_n1.s: New test.
 321         * testsuite/split_s390_1_n2.s: New test.
 322         * testsuite/split_s390_1_z1.s: New test.
 323         * testsuite/split_s390_1_z2.s: New test.
 324         * testsuite/split_s390_1_z3.s: New test.
 325         * testsuite/split_s390_1_z4.s: New test.
 326         * testsuite/split_s390_2_ns.s: New test.
 327         * testsuite/split_s390_2_s.s: New test.
 328         * testsuite/split_s390x_1_a1.s: New test.
 329         * testsuite/split_s390x_1_a2.s: New test.
 330         * testsuite/split_s390x_1_n1.s: New test.
 331         * testsuite/split_s390x_1_n2.s: New test.
 332         * testsuite/split_s390x_1_z1.s: New test.
 333         * testsuite/split_s390x_1_z2.s: New test.
 334         * testsuite/split_s390x_1_z3.s: New test.
 335         * testsuite/split_s390x_1_z4.s: New test.
 336         * testsuite/split_s390x_2_ns.s: New test.
 337         * testsuite/split_s390x_2_s.s: New test.
 338
 339 2016-02-11 Rahul Chaudhry  <rahulchaudhry@google.com>
 340
 341         * aarch64.cc (Target_aarch64::scan_erratum_843419_span): Remove
 342         info message for every erratum 843419 found and fixed.
 343
 344 2016-02-07  Cary Coutant  <ccoutant@gmail.com>
 345
 346         PR gold/18695
 347         * x86_64.cc (Target_x86_64::Relocate::relocate): Add additional
 348         information to relocation overflow errors.
 349
 350 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
 351
 352         PR gold/18695
 353         * x86_64.cc (X86_64_relocate_functions::pcrela32_check): Fix x32
 354         overflow checking when symbol value + addend < 0.
 355
 356 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
 357
 358         PR gold/19577
 359         * reloc.h (Limits): New class.
 360         (Bits::has_overflow32): Use min/max values from Limits.
 361         (Bits::has_unsigned_overflow32): Likewise.
 362         (Bits::has_signed_unsigned_overflow32): Likewise.
 363         (Bits::has_overflow): Likewise.
 364         (Bits::has_unsigned_overflow): Likewise.
 365         (Bits::has_signed_unsigned_overflow64): Likewise.
 366
 367 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
 368
 369         PR gold/19567
 370         * reloc.h (Relocate_functions::Overflow_check): Add comments.
 371         * x86_64.cc (X86_64_relocate_functions): New class.
 372         (Target_x86_64::Relocate::relocate): Use the new class.
 373         * testsuite/Makefile.am (x86_64_overflow_pc32): Add -Tdata option.
 374         (x32_overflow_pc32): New test case.
 375         * testsuite/Makefile.in: Regenerate.
 376         * testsuite/x32_overflow_pc32.sh: New script.
 377         * testsuite/x86_64_overflow_pc32.s: Remove .space directive.
 378
 379 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
 380
 381         PR gold/19577
 382         * reloc.h (Bits::has_unsigned_overflow32): Fix static_cast.
 383         (Bits::has_unsigned_overflow): Remove unnecessary static_cast.
 384
 385 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
 386
 387         PR gold/19577
 388         * reloc.h (Bits::has_unsigned_overflow32): Fix unsigned/signed
 389         comparison.
 390         (Bits::has_unsigned_overflow): Likewise.
 391
 392 2016-02-06  Marcin Kościelnicki  <koriakin@0x04.net>
 393
 394         * i386.cc (Target_i386::is_call_to_non_split): Add view and view_size
 395         parameters.
 396         * reloc.cc (Sized_relobj_file::split_stack_adjust_reltype): Pass view
 397         and view_size to is_call_to_non_split.
 398         * target.cc (Target::is_call_to_non_split): Add view and view_size
 399         parameters.
 400         * target.h (class Target): Likewise.
 401
 402 2016-02-05  Sriraman Tallam  <tmsriram@google.com>
 403
 404         * icf.cc (get_rel_addend): New function.
 405         (get_section_contents):  Move merge section addend computation to a
 406         new function.  Ignore negative values for SHT_REL and SHT_RELA addends.
 407         Fix bug to not read past the length of the section.
 408
 409 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
 410             Andrew Senkevich  <andrew.senkevich@intel.com>
 411
 412         PR gold/18695
 413         * x86_64.cc (Target_x86_64::Relocate::relocate): Add overflow
 414         checking for R_X86_64_32, R_X86_64_32S, R_X86_64_PC32, and
 415         R_X86_64_PLT32.
 416         * testsuite/Makefile.am (x86_64_overflow_pc32): New test.
 417         * testsuite/x86_64_overflow_pc32.sh: New test script.
 418         * testsuite/x86_64_overflow_pc32.s: New source file.
 419
 420 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
 421
 422         PR gold/18695
 423         * reloc.h (Relocate_functions::Address): New typedef.
 424         (Relocate_functions::Addendtype): New typedef.
 425         (Relocate_functions::Overflow_check): New enum type.
 426         (Relocate_functions::Reloc_status): New enum type.
 427         (Relocate_functions::check_overflow): New function template.
 428         (Relocate_functions::rel): Add check parameter; check for overflow.
 429         (Relocate_functions::rel_unaligned): Likewise.
 430         (Relocate_functions::rela): Likewise.
 431         (Relocate_functions::pcrel): Likewise.
 432         (Relocate_functions::pcrel_unaligned): Likewise.
 433         (Relocate_functions::pcrela): Likewise.
 434         (Relocate_functions::rel8): Adjust parameter types.
 435         (Relocate_functions::rela8): Likewise.
 436         (Relocate_functions::pcrel8): Likewise.
 437         (Relocate_functions::pcrela8): Likewise.
 438         (Relocate_functions::rel16): Likewise.
 439         (Relocate_functions::rela168): Likewise.
 440         (Relocate_functions::pcrel16): Likewise.
 441         (Relocate_functions::pcrela16): Likewise.
 442         (Relocate_functions::rel32): Likewise.
 443         (Relocate_functions::rel32_unaligned): Likewise.
 444         (Relocate_functions::rela32): Likewise.
 445         (Relocate_functions::pcrel32): Likewise.
 446         (Relocate_functions::pcrel32_unaligned): Likewise.
 447         (Relocate_functions::pcrela32): Likewise.
 448         (Relocate_functions::rel8_check): New function.
 449         (Relocate_functions::rela8_check): New function.
 450         (Relocate_functions::pcrel8_check): New function.
 451         (Relocate_functions::pcrela8_check): New function.
 452         (Relocate_functions::rel16_check): New function.
 453         (Relocate_functions::rela168_check): New function.
 454         (Relocate_functions::pcrel16_check): New function.
 455         (Relocate_functions::pcrela16_check): New function.
 456         (Relocate_functions::rel32_check): New function.
 457         (Relocate_functions::rel32_unaligned_check): New function.
 458         (Relocate_functions::rela32_check): New function.
 459         (Relocate_functions::pcrel32_check): New function.
 460         (Relocate_functions::pcrel32_unaligned_check): New function.
 461         (Relocate_functions::pcrela32_check): New function.
 462         (Bits::has_unsigned_overflow32): New function.
 463         (Bits::has_unsigned_overflow): New function.
 464         * testsuite/Makefile.am (overflow_unittest): New test.
 465         * testsuite/Makefile.in: Regenerate.
 466         * testsuite/overflow_unittest.cc: New source file.
 467
 468 2016-02-04  Alan Modra  <amodra@gmail.com>
 469
 470         * powerpc.cc (relocate): Adjust last patch for big-endian.
 471
 472 2016-02-02  Alan Modra  <amodra@gmail.com>
 473
 474         * powerpc.cc (relocate): Further restrict ELFv2 entry optimization.
 475
 476 2016-01-15 Han Shen  <shenhan@google.com>
 477
 478         PR gold/19472 - need pc-relative stubs.
 479
 480         * aarch64.cc (Reloc_stub::stub_type_for_reloc): Return PC-relative
 481         stub type for DSOs and pie executables.
 482
 483 2016-01-12  H.J. Lu  <hongjiu.lu@intel.com>
 484
 485         * i386.cc (Target_i386::Classify_reloc::get_r_addend): Remove
 486         'typename'.
 487
 488 2016-01-12  Cary Coutant  <ccoutant@gmail.com>
 489
 490         * arm.cc (Target_arm::Classify_reloc::get_r_addend): New method.
 491         * i386.cc (Target_i386::Classify_reloc::get_r_addend): New method.
 492         * mips.cc (Target_arm::Mips_classify_reloc::get_r_addend): (Both
 493         specializations) New method.
 494
 495 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
 496
 497         PR gold/19353
 498         * aarch64.cc (Target_aarch64::relocate_tls): Don't insist that
 499         we have a TLS segment for GD-to-IE optimization.
 500         * i386.cc (Target_i386::tls_gd_to_ie): Remove tls_segment parameter.
 501         Adjust all calls.
 502         (Target_i386::tls_desc_gd_to_ie): Likewise.
 503         (Target_i386::relocate_tls): Don't insist that we have a TLS segment
 504         for TLSDESC GD-to-IE optimizations.
 505         * x86_64.cc (Target_x86_64::tls_gd_to_ie): Remove tls_segment parameter.
 506         Adjust all calls.
 507         (Target_x86_64::tls_desc_gd_to_ie): Likewise.
 508         (Target_x86_64::relocate_tls): Don't insist that we have a TLS segment
 509         for TLSDESC GD-to-IE optimizations.
 510
 511 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
 512
 513         Refactor gold to enable support for MIPS-64 relocation format.
 514
 515         * gc.h (get_embedded_addend_size): Remove sh_type parameter.
 516         (gc_process_relocs): Remove sh_type template parameter.
 517         Use Classify_reloc to access r_sym, r_type, and r_addend fields.
 518         * object.h (Sized_relobj_file::split_stack_adjust): Add target
 519         parameter.
 520         (Sized_relobj_file::split_stack_adjust_reltype): Likewise.
 521         * reloc-types.h (Reloc_types::copy_reloc_addend): (SHT_REL and SHT_RELA
 522         specializations) Remove.
 523         * reloc.cc (Emit_relocs_strategy): Rename and move to target-reloc.h.
 524         (Sized_relobj_file::emit_relocs_scan): Call Target::emit_relocs_scan().
 525         (Sized_relobj_file::emit_relocs_scan_reltype): Remove.
 526         (Sized_relobj_file::split_stack_adjust): Add target parameter.
 527         Adjust all callers.
 528         (Sized_relobj_file::split_stack_adjust_reltype): Likewise. Call
 529         Target::get_r_sym() to get r_sym field from relocations.
 530         (Track_relocs::next_symndx): Call Target::get_r_sym().
 531         * target-reloc.h (scan_relocs): Remove sh_type template parameter;
 532         add Classify_reloc template parameter.  Use for accessing r_sym and
 533         r_type.
 534         (relocate_section): Likewise.
 535         (Default_classify_reloc): New class (renamed and moved from reloc.cc).
 536         (Default_scan_relocatable_relocs): Remove sh_type template parameter.
 537         (Default_scan_relocatable_relocs::Reltype): New typedef.
 538         (Default_scan_relocatable_relocs::reloc_size): New const.
 539         (Default_scan_relocatable_relocs::sh_type): New const.
 540         (Default_scan_relocatable_relocs::get_r_sym): New method.
 541         (Default_scan_relocatable_relocs::get_r_type): New method.
 542         (Default_emit_relocs_strategy): New class.
 543         (scan_relocatable_relocs): Replace sh_type template parameter with
 544         Scan_relocatable_relocs class.  Use it to access r_sym and r_type
 545         fields.
 546         (relocate_relocs): Replace sh_type template parameter with
 547         Classify_reloc class.  Use it to access r_sym and r_type fields.
 548         * target.h (Target::is_call_to_non_split): Replace r_type parameter
 549         with pointer to relocation. Adjust all callers.
 550         (Target::do_is_call_to_non_split): Likewise.
 551         (Target::emit_relocs_scan): New virtual method.
 552         (Sized_target::get_r_sym): New virtual method.
 553         * target.cc (Target::do_is_call_to_non_split): Replace r_type parameter
 554         with pointer to relocation.
 555
 556         * aarch64.cc (Target_aarch64::emit_relocs_scan): New method.
 557         (Target_aarch64::Relocatable_size_for_reloc): Remove.
 558         (Target_aarch64::gc_process_relocs): Use Default_classify_reloc.
 559         (Target_aarch64::scan_relocs): Likewise.
 560         (Target_aarch64::relocate_section): Likewise.
 561         (Target_aarch64::Relocatable_size_for_reloc::get_size_for_reloc):
 562         Remove.
 563         (Target_aarch64::scan_relocatable_relocs): Use Default_classify_reloc.
 564         (Target_aarch64::relocate_relocs): Use Default_classify_reloc.
 565         * arm.cc (Target_arm::Arm_scan_relocatable_relocs): Remove sh_type
 566         template parameter.
 567         (Target_arm::emit_relocs_scan): New method.
 568         (Target_arm::Relocatable_size_for_reloc): Replace with...
 569         (Target_arm::Classify_reloc): ...this.
 570         (Target_arm::gc_process_relocs): Use Classify_reloc.
 571         (Target_arm::scan_relocs): Likewise.
 572         (Target_arm::relocate_section): Likewise.
 573         (Target_arm::scan_relocatable_relocs): Likewise.
 574         (Target_arm::relocate_relocs): Likewise.
 575         * i386.cc (Target_i386::emit_relocs_scan): New method.
 576         (Target_i386::Relocatable_size_for_reloc): Replace with...
 577         (Target_i386::Classify_reloc): ...this.
 578         (Target_i386::gc_process_relocs): Use Classify_reloc.
 579         (Target_i386::scan_relocs): Likewise.
 580         (Target_i386::relocate_section): Likewise.
 581         (Target_i386::scan_relocatable_relocs): Likewise.
 582         (Target_i386::relocate_relocs): Likewise.
 583         * mips.cc (Mips_scan_relocatable_relocs): Remove sh_type template
 584         parameter.
 585         (Mips_reloc_types): New class template.
 586         (Mips_classify_reloc): New class template.
 587         (Target_mips::Reltype): New typedef.
 588         (Target_mips::Relatype): New typedef.
 589         (Target_mips::emit_relocs_scan): New method.
 590         (Target_mips::get_r_sym): New method.
 591         (Target_mips::Relocatable_size_for_reloc): Replace with
 592         Mips_classify_reloc.
 593         (Target_mips::copy_reloc): Use Mips_classify_reloc.
 594         (Target_mips::gc_process_relocs): Likewise.
 595         (Target_mips::scan_relocs): Likewise.
 596         (Target_mips::relocate_section): Likewise.
 597         (Target_mips::scan_relocatable_relocs): Likewise.
 598         (Target_mips::relocate_relocs): Likewise.
 599         (mips_get_size_for_reloc): New function, factored out from
 600         Relocatable_size_for_reloc::get_size_for_reloc.
 601         (Target_mips::Scan::local): Use Mips_classify_reloc.
 602         (Target_mips::Scan::global): Likewise.
 603         (Target_mips::Relocate::relocate): Likewise.
 604         * powerpc.cc (Target_powerpc::emit_relocs_scan): New method.
 605         (Target_powerpc::Relocatable_size_for_reloc): Remove.
 606         (Target_powerpc::gc_process_relocs): Use Default_classify_reloc.
 607         (Target_powerpc::scan_relocs): Likewise.
 608         (Target_powerpc::relocate_section): Likewise.
 609         (Powerpc_scan_relocatable_reloc): Convert to class template.
 610         (Powerpc_scan_relocatable_reloc::Reltype): New typedef.
 611         (Powerpc_scan_relocatable_reloc::reloc_size): New const.
 612         (Powerpc_scan_relocatable_reloc::sh_type): New const.
 613         (Powerpc_scan_relocatable_reloc::get_r_sym): New method.
 614         (Powerpc_scan_relocatable_reloc::get_r_type): New method.
 615         (Target_powerpc::scan_relocatable_relocs): Use
 616         Powerpc_scan_relocatable_reloc.
 617         (Target_powerpc::relocate_relocs): Use Default_classify_reloc.
 618         * s390.cc (Target_s390::emit_relocs_scan): New method.
 619         (Target_s390::Relocatable_size_for_reloc): Remove.
 620         (Target_s390::gc_process_relocs): Use Default_classify_reloc.
 621         (Target_s390::scan_relocs): Likewise.
 622         (Target_s390::relocate_section): Likewise.
 623         (Target_s390::Relocatable_size_for_reloc::get_size_for_reloc):
 624         Remove.
 625         (Target_s390::scan_relocatable_relocs): Use Default_classify_reloc.
 626         (Target_s390::relocate_relocs): Use Default_classify_reloc.
 627         * sparc.cc (Target_sparc::emit_relocs_scan): New method.
 628         (Target_sparc::Relocatable_size_for_reloc): Remove.
 629         (Target_sparc::gc_process_relocs): Use Default_classify_reloc.
 630         (Target_sparc::scan_relocs): Likewise.
 631         (Target_sparc::relocate_section): Likewise.
 632         (Target_sparc::Relocatable_size_for_reloc::get_size_for_reloc):
 633         Remove.
 634         (Target_sparc::scan_relocatable_relocs): Use Default_classify_reloc.
 635         (Target_sparc::relocate_relocs): Use Default_classify_reloc.
 636         * tilegx.cc (Target_tilegx::emit_relocs_scan): New method.
 637         (Target_tilegx::Relocatable_size_for_reloc): Remove.
 638         (Target_tilegx::gc_process_relocs): Use Default_classify_reloc.
 639         (Target_tilegx::scan_relocs): Likewise.
 640         (Target_tilegx::relocate_section): Likewise.
 641         (Target_tilegx::Relocatable_size_for_reloc::get_size_for_reloc):
 642         Remove.
 643         (Target_tilegx::scan_relocatable_relocs): Use Default_classify_reloc.
 644         (Target_tilegx::relocate_relocs): Use Default_classify_reloc.
 645         * x86_64.cc (Target_x86_64::emit_relocs_scan): New method.
 646         (Target_x86_64::Relocatable_size_for_reloc): Remove.
 647         (Target_x86_64::gc_process_relocs): Use Default_classify_reloc.
 648         (Target_x86_64::scan_relocs): Likewise.
 649         (Target_x86_64::relocate_section): Likewise.
 650         (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
 651         Remove.
 652         (Target_x86_64::scan_relocatable_relocs): Use Default_classify_reloc.
 653         (Target_x86_64::relocate_relocs): Use Default_classify_reloc.
 654
 655         * testsuite/testfile.cc (Target_test::emit_relocs_scan): New method.
 656
 657 2016-01-01  Alan Modra  <amodra@gmail.com>
 658
 659         Update year range in copyright notice of all files.
 660
 661 For older changes see ChangeLog-0815
 662 \f
 663 Copyright (C) 2016 Free Software Foundation, Inc.
 664
 665 Copying and distribution of this file, with or without modification,
 666 are permitted in any medium without royalty provided the copyright
 667 notice and this notice are preserved.
 668
 669 Local Variables:
 670 mode: change-log
 671 left-margin: 8
 672 fill-column: 74
 673 version-control: never
 674 End: