gold/ChangeLog

   1 2016-08-10  Cary Coutant  <ccoutant@gmail.com>
   2
   3         PR gold/20216
   4         * x86_64.cc (Target_x86_64::Relocate::relocate): Add check for
   5         R_X86_64_GOTPCREL. Reset skip_call_tls_get_addr_ after printing
   6         error message.
   7         * testsuite/Makefile.am (pr20216_gd.o): Add -Bgcctestdir/.
   8         (pr20216_ld.o): Likewise.
   9         * testsuite/Makefile.in: Regenerate.
  10
  11 2016-08-10  James Clarke  <jrtc27@jrtc27.com>
  12
  13         PR gold/20443
  14         * symtab.cc (Symbol_table::add_from_relobj): Handle NULL symbols,
  15         which will be present for STT_SPARC_REGISTER.
  16         (Symbol_table::add_from_pluginobj): Likewise.
  17         (Symbol_table::add_from_dynobj): Likewise.
  18         (Symbol_table::add_from_incrobj): Removed dead code.
  19
  20 2016-08-10  James Clarke  <jrtc27@jrtc27.com>
  21
  22         PR gold/20442
  23         * sparc.cc (Target_sparc::Relocate::relocate): R_SPARC_GOTDATA_OP_LOX10
  24         should fall back on R_SPARC_GOT10, not R_SPARC_GOT13.
  25
  26 2016-08-10  James Clarke  <jrtc27@jrtc27.com>
  27
  28         PR gold/20441
  29         * sparc.cc (Target_sparc::Scan::check_non_pic): Allow R_SPARC_32 on
  30         sparc64.
  31
  32 2016-06-29  Cary Coutant  <ccoutant@gmail.com>
  33
  34         PR gold/20310
  35         * testsuite/dynamic_list.sh: Remove check for _ZdlPv.
  36
  37 2016-06-29  Cary Coutant  <ccoutant@gmail.com>
  38
  39         * testsuite/Makefile.am (MOSTLYCLEANFILES): Add eh_test_2.
  40         * testsuite/Makefile.in: Regenerate.
  41
  42 2016-06-30  Alan Modra  <amodra@gmail.com>
  43
  44         * testsuite/Makefile.am (memory_test, memory_test_2): Pass
  45         -Wl,-z to gcc, not plain -z.
  46         * testsuite/Makefile.in: Regenerate.
  47
  48 2016-06-29  H.J. Lu  <hongjiu.lu@intel.com>
  49
  50         PR gold/20308
  51         * i386.cc (Target_i386::Relocate::relocate): Allow
  52         R_386_GOT32X relocation against ___tls_get_addr.
  53         (Target_i386::Relocate::tls_gd_to_ie): Support indirect
  54         call to __tls_get_addr.
  55         (Target_i386::Relocate::tls_gd_to_le): Likewise.
  56         (Target_i386::Relocate::tls_ld_to_le): Likewise.
  57         * testsuite/Makefile.am (check_PROGRAMS): Add pr20308a_test,
  58         pr20308b_test, pr20308c_test, pr20308d_test, pr20308e_test.
  59         (pr20308a_test_SOURCES): New.
  60         (pr20308a_test_DEPENDENCIES): Likewise.
  61         (pr20308a_test_CFLAGS): Likewise.
  62         (pr20308a_test_LDFLAGS): Likewise.
  63         (pr20308a_test_LDADD): Likewise.
  64         (pr20308b_test_SOURCES): Likewise.
  65         (pr20308b_test_DEPENDENCIES): Likewise.
  66         (pr20308b_test_CFLAGS): Likewise.
  67         (pr20308b_test_LDFLAGS): Likewise.
  68         (pr20308b_test_LDADD): Likewise.
  69         (pr20308c_test_SOURCES): Likewise.
  70         (pr20308c_test_DEPENDENCIES): Likewise.
  71         (pr20308c_test_CFLAGS): Likewise.
  72         (pr20308c_test_LDFLAGS): Likewise.
  73         (pr20308c_test_LDADD): Likewise.
  74         (pr20308d_test_SOURCES): Likewise.
  75         (pr20308d_test_DEPENDENCIES): Likewise.
  76         (pr20308d_test_CFLAGS): Likewise.
  77         (pr20308d_test_LDFLAGS): Likewise.
  78         (pr20308d_test_LDADD): Likewise.
  79         (pr20308e_test_SOURCES): Likewise.
  80         (pr20308e_test_DEPENDENCIES): Likewise.
  81         (pr20308e_test_CFLAGS): Likewise.
  82         (pr20308e_test_LDFLAGS): Likewise.
  83         (pr20308e_test_LDADD): Likewise.
  84         (pr20308a.so): Likewise.
  85         (pr20308b.so): Likewise.
  86         (pr20308_gd.o): Likewise.
  87         (pr20308_ld.o): Likewise.
  88         (MOSTLYCLEANFILES): Add pr20308a.so pr20308b.so.
  89         * testsuite/Makefile.in: Regenerated.
  90         * testsuite/pr20308_def.c: New file.
  91         * testsuite/pr20308_gd.S: Likewise.
  92         * testsuite/pr20308_ld.S: Likewise.
  93         * testsuite/pr20308_main.c: Likewise.
  94
  95 2016-06-29  H.J. Lu  <hongjiu.lu@intel.com>
  96
  97         PR gold/20216
  98         * configure.ac (DEFAULT_TARGET_X86_64_OR_X32): New
  99         AM_CONDITIONAL.
 100         * configure: Regenerated.
 101         * x86_64.cc (Target_x86_64<size>::Relocate::relocate): Allow
 102         R_X86_64_GOTPCRELX relocation against __tls_get_addr.
 103         (Target_x86_64<size>::Relocate::tls_gd_to_ie): Support indirect
 104         call to __tls_get_addr.
 105         (Target_x86_64<size>::Relocate::tls_gd_to_le): Likewise.
 106         (Target_x86_64<size>::Relocate::tls_ld_to_le): Likewise.
 107         * testsuite/Makefile.am (check_PROGRAMS): Add pr20216a_test,
 108         pr20216b_test, pr20216c_test, pr20216d_test, pr20216e_test.
 109         (pr20216a_test_SOURCES): New.
 110         (pr20216a_test_DEPENDENCIES): Likewise.
 111         (pr20216a_test_CFLAGS): Likewise.
 112         (pr20216a_test_LDFLAGS): Likewise.
 113         (pr20216a_test_LDADD): Likewise.
 114         (pr20216b_test_SOURCES): Likewise.
 115         (pr20216b_test_DEPENDENCIES): Likewise.
 116         (pr20216b_test_CFLAGS): Likewise.
 117         (pr20216b_test_LDFLAGS): Likewise.
 118         (pr20216b_test_LDADD): Likewise.
 119         (pr20216c_test_SOURCES): Likewise.
 120         (pr20216c_test_DEPENDENCIES): Likewise.
 121         (pr20216c_test_CFLAGS): Likewise.
 122         (pr20216c_test_LDFLAGS): Likewise.
 123         (pr20216c_test_LDADD): Likewise.
 124         (pr20216d_test_SOURCES): Likewise.
 125         (pr20216d_test_DEPENDENCIES): Likewise.
 126         (pr20216d_test_CFLAGS): Likewise.
 127         (pr20216d_test_LDFLAGS): Likewise.
 128         (pr20216d_test_LDADD): Likewise.
 129         (pr20216e_test_SOURCES): Likewise.
 130         (pr20216e_test_DEPENDENCIES): Likewise.
 131         (pr20216e_test_CFLAGS): Likewise.
 132         (pr20216e_test_LDFLAGS): Likewise.
 133         (pr20216e_test_LDADD): Likewise.
 134         (pr20216a.so): Likewise.
 135         (pr20216b.so): Likewise.
 136         (pr20216_gd.o): Likewise.
 137         (pr20216_ld.o): Likewise.
 138         (MOSTLYCLEANFILES): Add pr20216a.so pr20216b.so.
 139         * testsuite/Makefile.in: Regenerated.
 140         * testsuite/pr20216_def.c: New file.
 141         * testsuite/pr20216_gd.S: Likewise.
 142         * testsuite/pr20216_ld.S: Likewise.
 143         * testsuite/pr20216_main.c: Likewise.
 144
 145 2016-06-29  Alan Modra  <amodra@gmail.com>
 146
 147         * script_test_12.t: Delete .plt, specify 64k page size.
 148         * script_test_12i.t: Likewise.
 149
 150 2016-06-29  Alan Modra  <amodra@gmail.com>
 151
 152         * testsuite/plugin_layout_with_alignment.c: Explicitly align all
 153         variables.
 154
 155 2016-06-29  Alan Modra  <amodra@gmail.com>
 156
 157         * testsuite/Makefile.am (copy_test_protected): Disable for powerpc.
 158         * testsuite/Makefile.in: Regenerate.
 159
 160 2016-06-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 161
 162         * aarch64-reloc.def (NONE): New relocation.
 163         * aarch64.cc (Target_aarch64::Scan::local): Handle R_AARCH64_NONE.
 164         (Target_aarch64::Scan::global): Likewise.
 165         * testsuite/Makefile.am (aarch64_reloc_none): New test.
 166         * testsuite/Makefile.in: Regenerate.
 167         * testsuite/aarch64_reloc_none.s: New test source file.
 168         * testsuite/aarch64_reloc_none.sh: New test script.
 169
 170 2016-06-28  Sriraman Tallam  <tmsriram@google.com>
 171
 172         * x86_64.cc (Lazy_view): New class.
 173         (can_convert_mov_to_lea): Templatize function.  Make the function
 174         check for appropriate relocation types and use the view parameter
 175         to get section contents.
 176         (can_convert_callq_to_direct): New function.
 177         (Target_x86_64<size>::Scan::global): Refactor.
 178         (Target_x86_64<size>::Relocate::relocate): Refactor. Change any indirect
 179         call via GOT that can be converted.
 180         * testsuite/Makefile.am (x86_64_indirect_call_to_direct.sh): New test.
 181         * testsuite/Makefile.in: Regenerate.
 182         * testsuite/x86_64_indirect_call_to_direct1.s: New file.
 183         * testsuite/x86_64_indirect_jump_to_direct1.s: New file.
 184
 185 2016-06-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 186
 187         * aarch64.cc (Target_aarch64::Scan::local): Move the call to got_section
 188         from the top level to the places of its use.
 189
 190 2016-06-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 191
 192         PR gold/18098
 193         * script-c.h (Sort_wildcard): Add SORT_WILDCARD_BY_INIT_PRIORITY.
 194         * script-sections.cc (Input_section_sorter::get_init_priority): New method.
 195         (Input_section_sorter::operator()): Handle SORT_WILDCARD_BY_INIT_PRIORITY.
 196         (Output_section_element_input::print): Likewise.
 197         * script.cc (script_keyword_parsecodes): Add entry SORT_BY_INIT_PRIORITY.
 198         * yyscript.y (SORT_BY_INIT_PRIORITY): New token.
 199         (wildcard_section): Handle SORT_BY_INIT_PRIORITY.
 200
 201         * testsuite/Makefile.am (script_test_14): New test.
 202         * testsuite/Makefile.in: Regenerate.
 203         * testsuite/script_test_14.s: New test source file.
 204         * testsuite/script_test_14.sh: New test script.
 205         * testsuite/script_test_14.t: New test linker script.
 206
 207 2016-06-28  James Clarke  <jrtc27@jrtc27.com>
 208
 209         * sparc.cc (Target_sparc::Scan::local): Don't convert R_SPARC_32
 210         to R_SPARC_RELATIVE if class is ELFCLASS64.
 211         (Target_sparc::Scan::global): Likewise.
 212
 213 2016-06-23  Cary Coutant  <ccoutant@gmail.com>
 214             Igor Kudrin  <ikudrin@accesssoftek.com>
 215
 216         PR gold/15370
 217         * script-sections.cc
 218         (Output_section_element_input::set_section_addresses): Keep bin_count
 219         separate from input_pattern_count.
 220         * testsuite/script_test_12.t: Add another section .x4.
 221         * testsuite/script_test_12i.t: Likewise.
 222         * testsuite/script_test_12a.c: Likewise.
 223         * testsuite/script_test_12b.c: Likewise.
 224
 225 2016-06-23  Igor Kudrin  <ikudrin@accesssoftek.com>
 226
 227         * gold-threads.cc (impl_threads::Lock_impl_threads): Fix typos.
 228
 229 2016-06-22  H.J. Lu  <hongjiu.lu@intel.com>
 230
 231         PR ld/20283
 232         * NEWS: Mention --enable-relro.
 233         * configure.ac: Add --enable-relro.
 234         (DEFAULT_LD_Z_RELRO): New.  Set by --enable-relro and default
 235         to 1.
 236         * config.in: Regenerated.
 237         * configure: Likewise.
 238         * options.h (General_options::relro): Default to
 239         DEFAULT_LD_Z_RELRO.
 240
 241 2016-06-20  Cary Coutant  <ccoutant@gmail.com>
 242
 243         * NEWS: Add new features in 1.12.
 244         * version.cc (version_string): Bump to 1.12.
 245
 246 2016-06-20  H.J. Lu  <hongjiu.lu@intel.com>
 247
 248         PR gold/20245
 249         * i386.cc (Target_i386::first_plt_entry_offset): Return 0 if
 250         plt_ is NULL.
 251         (Target_i386::plt_entry_size): Likewise.
 252         (Target_x86_64<size>::first_plt_entry_offset): Likewise.
 253         (Target_x86_64<size>::plt_entry_size): Likewise.
 254
 255 2016-06-20  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 256
 257         * mips.cc (Target_mips::Target_mips): Initialize rld_map_.
 258         (Target_mips::rld_map_): New data member.
 259         (Target_mips::do_finalize_sections): Add support for
 260         DT_MIPS_RLD_MAP and DT_MIPS_RLD_MAP_REL dynamic tags,
 261         .rld_map section, and __RLD_MAP symbol.
 262         (Target_mips::do_dynamic_tag_custom_value): Add support for
 263         DT_MIPS_RLD_MAP_REL dynamic tag.
 264         * output.cc (Output_data_dynamic::get_entry_offset): New method
 265         definition.
 266         * output.h (Output_data_dynamic::get_entry_offset): New method
 267         declaration.
 268
 269 2016-06-20  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 270
 271         * mips.cc (Mips_relocate_functions::relpc16): Add unaligned check.
 272
 273 2016-06-20  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 274
 275         * mips.cc (relocation_needs_la25_stub): Add support for relocs:
 276         R_MIPS_PC21_S2 and R_MIPS_PC26_S2.
 277         (hi16_reloc): Add support for R_MIPS_PCHI16 relocation.
 278         (is_matching_lo16_reloc): Likewise.
 279         (lo16_reloc): Add support for R_MIPS_PCLO16 relocation.
 280         (Mips_output_data_plt::plt_entry_r6): New static data member for
 281         R6 PLT entry.
 282         (Target_mips::is_output_r6): New method.
 283         (Target_mips::Mips_mach): Add new enum constants.
 284         (Mips_relocate_functions::Status): Likewise.
 285         (Mips_relocate_functions::pchi16_relocs): New static data member.
 286         (Mips_relocate_functions::relpc21): New method.
 287         (Mips_relocate_functions::relpc26): Likewise.
 288         (Mips_relocate_functions::relpc18): Likewise.
 289         (Mips_relocate_functions::relpc19): Likewise.
 290         (Mips_relocate_functions::relpchi16): Likewise.
 291         (Mips_relocate_functions::do_relpchi16): Likewise.
 292         (Mips_relocate_functions::relpclo16): Likewise.
 293         (Mips_output_data_plt::do_write): Add support for Mips r6 plt
 294         entry.
 295         (Target_mips::mips_32bit_flags): Add E_MIPS_ARCH_32R6 support.
 296         (Target_mips::elf_mips_mach): Add E_MIPS_ARCH_32R6 and
 297         E_MIPS_ARCH_64R6 support.
 298         (Target_mips::update_abiflags_isa): Likewise.
 299         (mips_get_size_for_reloc): Add support for relocs: R_MIPS_PCHI16,
 300         R_MIPS_PCLO16, R_MIPS_PC21_S2, R_MIPS_PC26_S2, R_MIPS_PC18_S3 and
 301         R_MIPS_PC19_S2.
 302         (Target_mips::Scan::local): Add support for relocs: R_MIPS_PCHI16
 303         and R_MIPS_PCLO16.
 304         (Target_mips::Scan::global): Add support for relocs:
 305         R_MIPS_PC21_S2 and R_MIPS_PC26_S2.
 306         (Target_mips::Relocate::relocate): Call functions for resolving
 307         Mips32r6 and Mips64r6 relocations, and print error message for
 308         STATUS_PCREL_UNALIGNED.
 309         (Target_mips::Scan::get_reference_flags): Add support for relocs:
 310         R_MIPS_PCHI16, R_MIPS_PCLO16, R_MIPS_PC21_S2, R_MIPS_PC26_S2,
 311         R_MIPS_PC18_S3 and R_MIPS_PC19_S2.
 312         (Target_mips::elf_mips_mach_name): Add E_MIPS_ARCH_32R6 and
 313         E_MIPS_ARCH_64R6 support.
 314
 315 2016-06-13  H.J. Lu  <hongjiu.lu@intel.com>
 316
 317         PR gold/20246
 318         * testsuite/script_test_2.t: Add .got.plt after .got.
 319
 320 2016-06-10  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 321
 322         * mips.cc (struct Mips_abiflags): New struct.
 323         (Mips_relobj::Mips_relobj): Initialize attributes_section_data_
 324         and abiflags_.
 325         (Mips_relobj::~Mips_relobj): Delete object pointed by
 326         attributes_section_data_.
 327         (Mips_relobj::abiflags): New method.
 328         (Mips_relobj::attributes_section_data): Likewise.
 329         (Mips_relobj::attributes_section_data_): New data member.
 330         (Mips_relobj::abiflags_): Likewise.
 331         (class Mips_output_section_abiflags): New class.
 332         (Target_mips::Target_mips): Initialize attributes_section_data_,
 333         abiflags_ and has_abiflags_section_.
 334         (Target_mips::do_should_include_section): Don't emit input
 335         .MIPS.abiflags sections to output .MIPS.abiflags.
 336         (Target_mips::Mips_mach): Add new enum constants.
 337         (Target_mips::mips_isa_ext_mach): New method.
 338         (Target_mips::mips_isa_ext): Likewise.
 339         (Target_mips::update_abiflags_isa): Likewise.
 340         (Target_mips::infer_abiflags): Likewise.
 341         (Target_mips::create_abiflags): Likewise.
 342         (Target_mips::fp_abi_string): Likewise.
 343         (Target_mips::select_fp_abi): Likewise.
 344         (Target_mips::merge_obj_attributes): Likewise.
 345         (Target_mips::merge_obj_abiflags): Likewise.
 346         (Target_mips::level_rev): Likewise.
 347         (Target_mips::merge_obj_e_flags): Rename from
 348         merge_processor_specific_flags. Remove dyn_obj argument,
 349         call update_abiflags_isa when needed, compare NaN encodings and
 350         compare FP64 state.
 351         (Target_mips::add_machine_extensions): Add two machine extensions
 352         and fix one.
 353         (Target_mips::attributes_section_data_): New data member.
 354         (Target_mips::abiflags_): Likewise.
 355         (Target_mips::has_abiflags_section_): Likewise.
 356         (Mips_relobj::do_read_symbols): Read .gnu.attributes and
 357         .MIPS.abiflags sections if they exists.
 358         (Target_mips::elf_mips_mach): Add E_MIPS_MACH_5900 and
 359         E_MIPS_MACH_OCTEON3 support.
 360         (Target_mips::do_adjust_elf_header): Setup EI_ABIVERSION flag.
 361         (Target_mips::do_finalize_sections): Merge .gnu.attributes and
 362         .MIPS.abiflags sections from input. Create these sections if
 363         needed.
 364         (Target_mips::elf_mips_mach_name): Add E_MIPS_MACH_5900 and
 365         E_MIPS_MACH_OCTEON3 support, and change strings for
 366         E_MIPS_MACH_LS2E, E_MIPS_MACH_LS2F and E_MIPS_MACH_LS3A just
 367         to match bfd.
 368
 369 2016-06-10  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 370
 371         * mips.cc (Mips_relobj::Mips_relobj): Initialize
 372         has_reginfo_section_.
 373         (Mips_relobj::has_reginfo_section_): New data member.
 374         (Mips_relobj::has_reginfo_section): New method.
 375         (class Mips_output_section_reginfo): Change base class to
 376         Output_section_data, and set masks of the output .reginfo section
 377         in constructor.
 378         (Mips_output_section_reginfo::as_mips_output_section_reginfo):
 379         Remove.
 380         (Mips_output_section_reginfo::set_masks): Likewise.
 381         (Mips_output_section_reginfo::set_final_data_size): Likewise.
 382         (Mips_output_section_reginfo::do_print_to_mapfile): New method.
 383         (Target_mips::do_make_output_section): Remove.
 384         (Mips_relobj::do_read_symbols): Set has_reginfo_section_ to true
 385         if the object contains a .reginfo section.
 386         (Target_mips::do_finalize_sections): Create a .reginfo output
 387         section if needed.
 388
 389 2016-06-09  Artemiy Volkov  <artemiyv@acm.org>
 390
 391         * mips.cc (Mips_output_data_got::do_write): Add missing template
 392         args via typedef.
 393
 394 2016-05-30  Marcin Kościelnicki  <koriakin@0x04.net>
 395
 396         PR/19960
 397         * s390.cc (Target_s390::ss_code_st_r14): Removed.
 398         (Target_s390::ss_code_l_r14): Removed.
 399         (Target_s390::ss_code_ear): Removed.
 400         (Target_s390::ss_code_c): Removed.
 401         (Target_s390::ss_match_st_r14): New function.
 402         (Target_s390::ss_match_l_r14): New function.
 403         (Target_s390::ss_match_mcount): Call ss_match_{l,st}_r14 instead
 404         of matching code directly.
 405         (Target_s390::ss_match_ear): New function.
 406         (Target_s390::ss_match_c): New function.
 407         (Target_s390::do_calls_non_split): Call ss_match_{ear,c} instead
 408         of matching code directly.
 409
 410 2016-05-19  Cary Coutant  <ccoutant@gmail.com>
 411
 412         PR gold/19823
 413         * copy-relocs.cc (Copy_relocs::make_copy_reloc): Add object
 414         parameter; check for protected symbol.
 415         * copy-relocs.h (Copy_relocs::make_copy_reloc): Add object parameter.
 416         * mips.cc (Mips_copy_relocs): Adjust call to make_copy_reloc.
 417         * symtab.cc (Symbol::init_fields): Initialize is_protected_.
 418         (Symbol_table::add_from_dynobj): Mark protected symbols.
 419         * symtab.h (Symbol::is_protected): New method.
 420         (Symbol::set_is_protected): New method.
 421         (Symbol::is_protected_): New data member.
 422
 423         * testsuite/Makefile.am (copy_test_protected): New test.
 424         * testsuite/Makefile.in: Regenerate.
 425         * testsuite/copy_test.cc (main): Add legal reference to protected
 426         symbol.
 427         * testsuite/copy_test_v1.cc (main): Likewise.
 428         * testsuite/copy_test_2.cc (ip): Add protected symbol.
 429         * testsuite/copy_test_protected.cc: New test source file.
 430         * testsuite/copy_test_protected.sh: New test script.
 431
 432 2016-05-19  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 433
 434         * mips.cc (Mips_got_entry::Mips_got_entry): Remove object argument
 435         for global got symbols, and set addend to 0.
 436         (Mips_got_entry::hash): Change hash algorithm.
 437         (Mips_got_entry::equals): Refactor.
 438         (Mips_got_entry::object): Return input object for local got symbols
 439         from union d.
 440         (Mips_got_entry::addend): Change return of the relocation addend.
 441         (Mips_got_entry::addend_): Move from union d.
 442         (Mips_got_entry::object_): Move into union d.
 443         (class Mips_symbol_hash): New class.
 444         (Mips_got_info::Global_got_entry_set): New type.
 445         (Mips_got_info::global_got_symbols): Change return type to
 446         Global_got_entry_set.
 447         (Mips_got_info::global_got_symbols_): Change type to
 448         Global_got_entry_set.
 449         (Mips_symbol::hash): New method.
 450         (Mips_output_data_la25_stub::symbols_): Change type to std::vector.
 451         (Mips_output_data_mips_stubs::Mips_stubs_entry_set): New type.
 452         (Mips_output_data_mips_stubs::symbols_): Change type to
 453         Mips_stubs_entry_set.
 454         (Mips_got_info::record_global_got_symbol): Don't pass object
 455         argument when creating global got symbol.
 456         (Mips_got_info::record_got_entry): Remove find before inserting
 457         got entries.
 458         (Mips_got_info::add_reloc_only_entries): Change type of iterator
 459         to Global_got_entry_set.
 460         (Mips_got_info::count_got_symbols): Likewise.
 461         (Mips_output_data_la25_stub::create_la25_stub): Use push_back
 462         for adding entries to symbols_.
 463         (Mips_output_data_la25_stub::do_write): Change type of iterator
 464         to std::vector.
 465         (Mips_output_data_mips_stubs::set_lazy_stub_offsets): Change type
 466         of iterator to Mips_stubs_entry_set.
 467         (Mips_output_data_mips_stubs::set_needs_dynsym_value): Likewise.
 468         (Mips_output_data_mips_stubs::do_write): Likewise.
 469
 470 2016-05-06  Han Shen  <shenhan@google.com>
 471
 472         PR gold/19987.
 473
 474         * aarch64-reloc.def: New relocation type.
 475         * aarch64.cc (AArch64_relocate_functions::Page): Changed to public.
 476         (Target_aarch64::Scan::local): Add R_AARCH64_LD64_GOTPAGE_LO15.
 477         (Target_aarch64::Scan::global): Add R_AARCH64_LD64_GOTPAGE_LO15.
 478         (Target_aarch64::Relocate::relocate): Implement R_AARCH64_LD64_GOTPAGE_LO15.
 479
 480 2016-04-28  Nick Clifton  <nickc@redhat.com>
 481
 482         * po/zh_CN.po: Updated Chinese (simplified) translation.
 483
 484 2016-04-15  H.J. Lu  <hongjiu.lu@intel.com>
 485
 486         * Makefile.in: Regenerated with automake 1.11.6.
 487         * aclocal.m4: Likewise.
 488         * testsuite/Makefile.in: Likewise.
 489
 490 2016-03-30  Cary Coutant  <ccoutant@gmail.com>
 491
 492         PR gold/16979
 493         * symtab.cc (Symbol_table::define_default_version): Check for case
 494         where symbols are both in different shared objects.
 495
 496 2016-03-27  Cary Coutant  <ccoutant@gmail.com>
 497
 498         PR gold/16111
 499         * i386.cc (Target_i386): Add check for fully-resolved symbol for
 500         R_386_GOTOFF.
 501
 502 2016-03-22  Nick Clifton  <nickc@redhat.com>
 503
 504         * configure: Regenerate.
 505
 506 2016-03-21  Cary Coutant  <ccoutant@gmail.com>
 507
 508         PR gold/19842
 509         * errors.cc (Errors::undefined_symbol): Add info message when
 510         symbol should have been provided by a plugin.
 511         * target-reloc.h (issue_undefined_symbol_error): Check for
 512         placeholder symbols defined in discarded sections.
 513         * testsuite/Makefile.am (plugin_test_9b): New test case.
 514         * testsuite/Makefile.in: Regenerate.
 515         * testsuite/plugin_test_9b_elf.cc: New test source file.
 516         * testsuite/plugin_test_9b_ir.cc: New test source file.
 517
 518 2016-03-20  Cary Coutant  <ccoutant@gmail.com>
 519
 520         PR gold/19002
 521         * ehframe.cc (Eh_frame::read_fde): Check for dropped functions.
 522         * testsuite/Makefile.am (eh_test_2): New test.
 523         * testsuite/Makefile.in: Regenerate.
 524         * testsuite/eh_test_2.sh: New test script.
 525         * testsuite/eh_test_a.cc (bar): Make it comdat.
 526         * testsuite/eh_test_b.cc (bar): Add a duplicate copy.
 527
 528 2016-03-18  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 529
 530         * mips.cc (Mips_relobj::is_n64_): Remove.
 531         (Target_mips::ei_class_): Likewise.
 532         (Mips_relobj::is_newabi): Call methods.
 533         (Mips_relobj::is_n64): Change checking for N64 ABI.
 534         (Target_mips::is_output_n64): Likewise.
 535         (Target_mips::merge_processor_specific_flags): Remove ei_class
 536         argument, and remove comparing ei_class.
 537         (Target_mips::do_adjust_elf_header): Remove setting EI_CLASS field
 538         of the ELF header.
 539         (Target_mips::do_finalize_sections): Don't pass ei_class argument
 540         to merge_processor_specific_flags.
 541         (Target_mips::elf_mips_abi_name): Remove ei_class argument, and
 542         change checking for N64 ABI.
 543
 544 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 545
 546         * mips.cc (enum Special_relocation_symbol): New enum type.
 547         (is_readonly_section): New function.
 548         (eh_reloc): Likewise.
 549         (Mips_got_entry::is_section_symbol_): New member.
 550         (Mips_got_entry::is_section_symbol): New method.
 551         (Mips_got_info::record_local_got_symbol): Add is_section_symbol
 552         argument.
 553         (Mips_relobj::mips_elf_options_section_name): New method.
 554         (Mips_output_data_got::record_local_got_symbol): Add
 555         is_section_symbol argument, and pass it to
 556         Mips_got_info::record_local_got_symbol.
 557         (Mips_output_data_got::got_offset): Add addend argument, and pass
 558         it to Relobj::local_got_offset.
 559         (struct Mips_output_reloc_writer): New type.
 560         (class Mips_output_data_reloc): New class.
 561         (Mips_output_data_plt::Reloc_section): Change type to
 562         Mips_output_data_reloc.
 563         (Target_mips::Reloc_section): Likewise.
 564         (Mips_reloc_types::get_r_addend): Remove unsigned from return type.
 565         (Mips_classify_reloc::get_r_type2): New method.
 566         (Mips_classify_reloc::get_r_type3): Likewise.
 567         (Mips_classify_reloc::get_r_ssym): Likewise.
 568         (Target_mips::Reloca_section): Remove.
 569         (Relocate::should_apply_static_reloc): Rename from
 570         should_apply_r_mips_32_reloc.
 571         (Target_mips::copy_reloc): Replace Reltype parameter with r_type
 572         and r_offset.
 573         (Mips_relocate_functions::Valtype): New type.
 574         (Mips_relocate_functions::Valtype64): New type.
 575         (Mips_relocate_functions::check_overflow): New method.
 576         (Mips_relocate_functions::mips_reloc_unshuffle): Move to public
 577         interface.
 578         (Mips_relocate_functions::mips_reloc_shuffle): Likewise.
 579         (Mips_relocate_functions::rel16): Add support for resolving
 580         relocations for Mips64.
 581         (Mips_relocate_functions::rel32): Likewise.
 582         (Mips_relocate_functions::reljalr): Likewise.
 583         (Mips_relocate_functions::relpc32): Likewise.
 584         (Mips_relocate_functions::rel26): Likewise.
 585         (Mips_relocate_functions::relpc16): Likewise.
 586         (Mips_relocate_functions::relmicromips_pc7_s1): Likewise.
 587         (Mips_relocate_functions::relmicromips_pc10_s1): Likewise.
 588         (Mips_relocate_functions::relmicromips_pc16_s1): Likewise.
 589         (Mips_relocate_functions::do_relhi16): Likewise.
 590         (Mips_relocate_functions::do_relgot16_local): Likewise.
 591         (Mips_relocate_functions::rello16): Likewise.
 592         (Mips_relocate_functions::relgot): Likewise.
 593         (Mips_relocate_functions::relgotpage): Likewise.
 594         (Mips_relocate_functions::relgotofst): Likewise.
 595         (Mips_relocate_functions::relgot_hi16): Likewise.
 596         (Mips_relocate_functions::relgot_lo16): Likewise.
 597         (Mips_relocate_functions::relgprel): Likewise.
 598         (Mips_relocate_functions::relgprel32): Likewise.
 599         (Mips_relocate_functions::tlsrelhi16): Likewise.
 600         (Mips_relocate_functions::tlsrello16): Likewise.
 601         (Mips_relocate_functions::tlsrel32): Likewise.
 602         (Mips_relocate_functions::relsub): Likewise.
 603         (Mips_relocate_functions::releh): New method.
 604         (Mips_relocate_functions::rel64): Likewise.
 605         (Mips_got_info::record_local_got_symbol): Add is_section_symbol and
 606         pass it to Mips_got_entry.
 607         (Mips_got_info::add_local_entries): Pass addend argument
 608         to code functions, and for STT_SECTION symbols call
 609         add_symbolless_local_addend.
 610         (Mips_got_info::add_tls_entries): Pass addend argument to code
 611         functions.
 612         (Mips_relobj::do_read_symbols): Read gp value that was used to
 613         create object.
 614         (Mips_output_data_plt::plt_entry): Remove opcode from l[wd]
 615         instruction. Opcode for instruction will be selected later.
 616         (Target_mips::gc_process_relocs): Add case for SHT_RELA.
 617         (Target_mips::scan_relocatable_relocs): Likewise.
 618         (Target_mips::emit_relocs_scan): Likewise.
 619         (Target_mips::relocate_relocs): Likewise.
 620         (Target_mips::do_finalize_sections): Skip objects for merging
 621         processor specific flags in which all input sections will be
 622         discarded.
 623         (mips_get_size_for_reloc): Add case for R_MIPS_EH.
 624         (Target_mips::Scan::get_reference_flags): Likewise.
 625         (Target_mips::relocate_special_relocatable): Call rel26 method with
 626         calculate_only and calculated_value arguments.
 627         (Target_mips::Scan::local): Add case for R_MIPS_EH. Don't create a
 628         dynamic relocation against a readonly sections, and pass
 629         is_section_symbol to Mips_got_info::record_local_got_symbol.
 630         (Target_mips::Scan::global): Add case for R_MIPS_EH. Don't create a
 631         dynamic relocation against a readonly sections, and pass r_type
 632         and r_offset to Target_mips::copy_reloc.
 633         (Target_mips::Relocate::relocate): Add support for resolving
 634         relocations for Mips64.
 635         (Target_mips::mips_info): Add case for Mips64 default dynamic
 636         linker name.
 637         (Target_selector_mips): Correct emulation names.
 638
 639 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 640
 641         * mips.cc (class Mips_output_data_la25_stub): Add
 642         do_print_to_mapfile function.
 643
 644 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 645
 646         * mips.cc (Mips_classify_reloc::put_r_info): Call 32bit version of
 647         elf_r_info.
 648
 649 2016-03-09  H.J. Lu  <hongjiu.lu@intel.com>
 650
 651         * testsuite/plugin_layout_with_alignment.cc: Renamed to ..
 652         * testsuite/plugin_layout_with_alignment.c: This.
 653         * testsuite/Makefile.am (plugin_layout_with_alignment.o): Updated.
 654         (plugin_layout_with_alignment): Likewise.
 655         * testsuite/Makefile.in: Regenerated.
 656
 657 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
 658
 659         PR 19751
 660         * testsuite/Makefile.am (retain_symbols_file_test): Remove check
 661         for constructor.
 662         * testsuite/Makefile.in: Regenerate.
 663         * testsuite/dynamic_list.sh: Likewise.
 664         * testsuite/retain_symbols_file_test.sh: Likewise.
 665
 666 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
 667
 668         PR 19751
 669         * arm.cc (Reloc_stub::Key::name): Add unused attribute.
 670         * dirsearch.cc (Dir_caches::~Dir_caches): Likewise.
 671
 672 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
 673             Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 674
 675         * output.cc (Output_reloc_writer): New type.
 676         (Output_data_reloc_base::do_write): Move implementation to template
 677         in output.h and replace with invocation of template.
 678         * output.h (Output_file): Move to top of file.
 679         (Output_reloc::get_symbol_index): Move to public interface.
 680         (Output_reloc::get_address): Likewise.
 681         (Output_data_reloc_base::do_write_generic): New function template.
 682
 683 2016-03-04  Cary Coutant  <ccoutant@gmail.com>
 684
 685         PR gold/19019
 686         PR gold/19763
 687         * symtab.cc: Instantiate Sized_symbol::init_constant and
 688         Sized_symbol::init_undefined.
 689
 690 2016-03-03  Cary Coutant  <ccoutant@gmail.com>
 691
 692         PR gold/19019
 693         * layout.h (Layout::add_target_specific_dynamic_tag): New function.
 694         * layout.cc (Layout::add_target_specific_dynamic_tag): New function.
 695         * mips.cc (Target_mips::make_symbol): Adjust function signature.
 696         * sparc.cc (Target_sparc::Target_sparc): Initialize register_syms_.
 697         (Target_sparc::do_is_defined_by_abi): Remove test for
 698         STT_SPARC_REGISTER.
 699         (Target_sparc::Register_symbol): New struct type.
 700         (Target_sparc::register_syms_): New data member.
 701         (Target_sparc<64, true>::sparc_info): Set has_make_symbol to true.
 702         (Target_sparc::make_symbol): New function.
 703         (Target_sparc::do_finalize_sections): Add register symbols and new
 704         dynamic table entries.
 705         * symtab.h (Sized_symbol::init_undefined): Add value parameter.
 706         (Symbol_table::add_target_global_symbol): New function.
 707         (Symbol_table::target_symbols_): New data member.
 708         * symtab.cc (Sized_symbol::init_undefined): Add value parameter.
 709         (Symbol_table::Symbol_table): Initialize target_symbols_.
 710         (Symbol_table::add_from_object): Pass additional parameters to
 711         Target::make_symbol.
 712         (Symbol_table::define_special_symbol): Likewise.
 713         (Symbol_table::add_undefined_symbol_from_command_line): Pass 0 for
 714         undefined symbol value.
 715         (Symbol_table::set_dynsym_indexes): Process target-specific symbols.
 716         (Symbol_table::sized_finalize): Likewise.
 717         (Symbol_table::sized_write_globals): Likewise.
 718         * target.h (Sized_target::make_symbol): Add name, st_type, object,
 719         st_shndx, and value parameters.
 720
 721 2016-03-03  Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
 722
 723         * plugin.cc (do_should_include_member): Ignore LDPK_UNDEF and
 724         LDPK_WEAKUNDEF symbols.
 725
 726 2016-03-03  Than McIntosh  <thanm@google.com>
 727
 728         * plugin.cc (Plugin::load): Include hooks for get_input_section_size
 729         and get_input_section_alignment in transfer vector.
 730         (get_input_section_alignment): New function.
 731         (get_input_section_size): New function.
 732         * testsuite/Makefile.am: Add plugin_layout_with_alignment.sh test.
 733         * testsuite/Makefile.in: [Regenerate.]
 734         * testsuite/plugin_section_alignment.cc: New test file.
 735         * testsuite/plugin_layout_with_alignment.cc: New test file.
 736         * testsuite/plugin_layout_with_alignment.sh: New test file.
 737
 738 2016-03-03  Evgenii Stepanov  <eugenis@google.com>
 739
 740         * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
 741         parameter.
 742         * plugin.cc (get_symbols_v3): New function.
 743         (Plugin::load): Add LDPT_GET_SYMBOLS_V3.
 744         (Pluginobj::get_symbol_resolution_info): Return LDPS_NO_SYMS when using
 745         new version.
 746
 747 2016-02-26  Egor Kochetov  <egor.kochetov@intel.com>
 748             Cary Coutant  <ccoutant@gmail.com>
 749
 750         PR gold/19735
 751         * ehframe.h (Cie::fde_encoding): New method.
 752         * ehframe.cc (Eh_frame::read_fde): Discard FDEs for zero-length
 753         address ranges.
 754
 755 2016-02-15  H.J. Lu  <hongjiu.lu@intel.com>
 756
 757         * testsuite/Makefile.am (x86_64_mov_to_lea5.o): Pass
 758         -mrelax-relocations=yes to $(TEST_AS).
 759         (x86_64_mov_to_lea6.o): Likewise.
 760         (x86_64_overflow_pc32.o): Remove duplicated target.
 761         * testsuite/Makefile.in: Regenerated.
 762
 763 2016-02-15  Marcin Kościelnicki  <koriakin@0x04.net>
 764
 765         * s390.cc (Target_s390::match_view_u): New helper method.
 766         (Target_s390::do_is_call_to_non_split): New method.
 767         (Target_s390::ss_code_st_r14): New const.
 768         (Target_s390::ss_code_l_r14): New const.
 769         (Target_s390::ss_code_bras_8): New const.
 770         (Target_s390::ss_code_l_basr): New const.
 771         (Target_s390::ss_code_a_basr): New const.
 772         (Target_s390::ss_code_ear): New const.
 773         (Target_s390::ss_code_c): New const.
 774         (Target_s390::ss_code_larl): New const.
 775         (Target_s390::ss_code_brasl): New const.
 776         (Target_s390::ss_code_jg): New const.
 777         (Target_s390::ss_code_jgl): New const.
 778         (Target_s390::ss_match_mcount): New helper method.
 779         (Target_s390::ss_match_l): New helper method.
 780         (Target_s390::ss_match_ahi): New helper method.
 781         (Target_s390::ss_match_alfi): New helper method.
 782         (Target_s390::ss_match_cr): New helper method.
 783         (Target_s390::do_calls_non_split): New method.
 784         * testsuite/Makefile.am: Added new tests.
 785         * testsuite/Makefile.in: Regenerate.
 786         * testsuite/split_s390.sh: New test.
 787         * testsuite/split_s390_1_a1.s: New test.
 788         * testsuite/split_s390_1_a2.s: New test.
 789         * testsuite/split_s390_1_n1.s: New test.
 790         * testsuite/split_s390_1_n2.s: New test.
 791         * testsuite/split_s390_1_z1.s: New test.
 792         * testsuite/split_s390_1_z2.s: New test.
 793         * testsuite/split_s390_1_z3.s: New test.
 794         * testsuite/split_s390_1_z4.s: New test.
 795         * testsuite/split_s390_2_ns.s: New test.
 796         * testsuite/split_s390_2_s.s: New test.
 797         * testsuite/split_s390x_1_a1.s: New test.
 798         * testsuite/split_s390x_1_a2.s: New test.
 799         * testsuite/split_s390x_1_n1.s: New test.
 800         * testsuite/split_s390x_1_n2.s: New test.
 801         * testsuite/split_s390x_1_z1.s: New test.
 802         * testsuite/split_s390x_1_z2.s: New test.
 803         * testsuite/split_s390x_1_z3.s: New test.
 804         * testsuite/split_s390x_1_z4.s: New test.
 805         * testsuite/split_s390x_2_ns.s: New test.
 806         * testsuite/split_s390x_2_s.s: New test.
 807
 808 2016-02-11 Rahul Chaudhry  <rahulchaudhry@google.com>
 809
 810         * aarch64.cc (Target_aarch64::scan_erratum_843419_span): Remove
 811         info message for every erratum 843419 found and fixed.
 812
 813 2016-02-07  Cary Coutant  <ccoutant@gmail.com>
 814
 815         PR gold/18695
 816         * x86_64.cc (Target_x86_64::Relocate::relocate): Add additional
 817         information to relocation overflow errors.
 818
 819 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
 820
 821         PR gold/18695
 822         * x86_64.cc (X86_64_relocate_functions::pcrela32_check): Fix x32
 823         overflow checking when symbol value + addend < 0.
 824
 825 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
 826
 827         PR gold/19577
 828         * reloc.h (Limits): New class.
 829         (Bits::has_overflow32): Use min/max values from Limits.
 830         (Bits::has_unsigned_overflow32): Likewise.
 831         (Bits::has_signed_unsigned_overflow32): Likewise.
 832         (Bits::has_overflow): Likewise.
 833         (Bits::has_unsigned_overflow): Likewise.
 834         (Bits::has_signed_unsigned_overflow64): Likewise.
 835
 836 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
 837
 838         PR gold/19567
 839         * reloc.h (Relocate_functions::Overflow_check): Add comments.
 840         * x86_64.cc (X86_64_relocate_functions): New class.
 841         (Target_x86_64::Relocate::relocate): Use the new class.
 842         * testsuite/Makefile.am (x86_64_overflow_pc32): Add -Tdata option.
 843         (x32_overflow_pc32): New test case.
 844         * testsuite/Makefile.in: Regenerate.
 845         * testsuite/x32_overflow_pc32.sh: New script.
 846         * testsuite/x86_64_overflow_pc32.s: Remove .space directive.
 847
 848 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
 849
 850         PR gold/19577
 851         * reloc.h (Bits::has_unsigned_overflow32): Fix static_cast.
 852         (Bits::has_unsigned_overflow): Remove unnecessary static_cast.
 853
 854 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
 855
 856         PR gold/19577
 857         * reloc.h (Bits::has_unsigned_overflow32): Fix unsigned/signed
 858         comparison.
 859         (Bits::has_unsigned_overflow): Likewise.
 860
 861 2016-02-06  Marcin Kościelnicki  <koriakin@0x04.net>
 862
 863         * i386.cc (Target_i386::is_call_to_non_split): Add view and view_size
 864         parameters.
 865         * reloc.cc (Sized_relobj_file::split_stack_adjust_reltype): Pass view
 866         and view_size to is_call_to_non_split.
 867         * target.cc (Target::is_call_to_non_split): Add view and view_size
 868         parameters.
 869         * target.h (class Target): Likewise.
 870
 871 2016-02-05  Sriraman Tallam  <tmsriram@google.com>
 872
 873         * icf.cc (get_rel_addend): New function.
 874         (get_section_contents):  Move merge section addend computation to a
 875         new function.  Ignore negative values for SHT_REL and SHT_RELA addends.
 876         Fix bug to not read past the length of the section.
 877
 878 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
 879             Andrew Senkevich  <andrew.senkevich@intel.com>
 880
 881         PR gold/18695
 882         * x86_64.cc (Target_x86_64::Relocate::relocate): Add overflow
 883         checking for R_X86_64_32, R_X86_64_32S, R_X86_64_PC32, and
 884         R_X86_64_PLT32.
 885         * testsuite/Makefile.am (x86_64_overflow_pc32): New test.
 886         * testsuite/x86_64_overflow_pc32.sh: New test script.
 887         * testsuite/x86_64_overflow_pc32.s: New source file.
 888
 889 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
 890
 891         PR gold/18695
 892         * reloc.h (Relocate_functions::Address): New typedef.
 893         (Relocate_functions::Addendtype): New typedef.
 894         (Relocate_functions::Overflow_check): New enum type.
 895         (Relocate_functions::Reloc_status): New enum type.
 896         (Relocate_functions::check_overflow): New function template.
 897         (Relocate_functions::rel): Add check parameter; check for overflow.
 898         (Relocate_functions::rel_unaligned): Likewise.
 899         (Relocate_functions::rela): Likewise.
 900         (Relocate_functions::pcrel): Likewise.
 901         (Relocate_functions::pcrel_unaligned): Likewise.
 902         (Relocate_functions::pcrela): Likewise.
 903         (Relocate_functions::rel8): Adjust parameter types.
 904         (Relocate_functions::rela8): Likewise.
 905         (Relocate_functions::pcrel8): Likewise.
 906         (Relocate_functions::pcrela8): Likewise.
 907         (Relocate_functions::rel16): Likewise.
 908         (Relocate_functions::rela168): Likewise.
 909         (Relocate_functions::pcrel16): Likewise.
 910         (Relocate_functions::pcrela16): Likewise.
 911         (Relocate_functions::rel32): Likewise.
 912         (Relocate_functions::rel32_unaligned): Likewise.
 913         (Relocate_functions::rela32): Likewise.
 914         (Relocate_functions::pcrel32): Likewise.
 915         (Relocate_functions::pcrel32_unaligned): Likewise.
 916         (Relocate_functions::pcrela32): Likewise.
 917         (Relocate_functions::rel8_check): New function.
 918         (Relocate_functions::rela8_check): New function.
 919         (Relocate_functions::pcrel8_check): New function.
 920         (Relocate_functions::pcrela8_check): New function.
 921         (Relocate_functions::rel16_check): New function.
 922         (Relocate_functions::rela168_check): New function.
 923         (Relocate_functions::pcrel16_check): New function.
 924         (Relocate_functions::pcrela16_check): New function.
 925         (Relocate_functions::rel32_check): New function.
 926         (Relocate_functions::rel32_unaligned_check): New function.
 927         (Relocate_functions::rela32_check): New function.
 928         (Relocate_functions::pcrel32_check): New function.
 929         (Relocate_functions::pcrel32_unaligned_check): New function.
 930         (Relocate_functions::pcrela32_check): New function.
 931         (Bits::has_unsigned_overflow32): New function.
 932         (Bits::has_unsigned_overflow): New function.
 933         * testsuite/Makefile.am (overflow_unittest): New test.
 934         * testsuite/Makefile.in: Regenerate.
 935         * testsuite/overflow_unittest.cc: New source file.
 936
 937 2016-02-04  Alan Modra  <amodra@gmail.com>
 938
 939         * powerpc.cc (relocate): Adjust last patch for big-endian.
 940
 941 2016-02-02  Alan Modra  <amodra@gmail.com>
 942
 943         * powerpc.cc (relocate): Further restrict ELFv2 entry optimization.
 944
 945 2016-01-15 Han Shen  <shenhan@google.com>
 946
 947         PR gold/19472 - need pc-relative stubs.
 948
 949         * aarch64.cc (Reloc_stub::stub_type_for_reloc): Return PC-relative
 950         stub type for DSOs and pie executables.
 951
 952 2016-01-12  H.J. Lu  <hongjiu.lu@intel.com>
 953
 954         * i386.cc (Target_i386::Classify_reloc::get_r_addend): Remove
 955         'typename'.
 956
 957 2016-01-12  Cary Coutant  <ccoutant@gmail.com>
 958
 959         * arm.cc (Target_arm::Classify_reloc::get_r_addend): New method.
 960         * i386.cc (Target_i386::Classify_reloc::get_r_addend): New method.
 961         * mips.cc (Target_arm::Mips_classify_reloc::get_r_addend): (Both
 962         specializations) New method.
 963
 964 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
 965
 966         PR gold/19353
 967         * aarch64.cc (Target_aarch64::relocate_tls): Don't insist that
 968         we have a TLS segment for GD-to-IE optimization.
 969         * i386.cc (Target_i386::tls_gd_to_ie): Remove tls_segment parameter.
 970         Adjust all calls.
 971         (Target_i386::tls_desc_gd_to_ie): Likewise.
 972         (Target_i386::relocate_tls): Don't insist that we have a TLS segment
 973         for TLSDESC GD-to-IE optimizations.
 974         * x86_64.cc (Target_x86_64::tls_gd_to_ie): Remove tls_segment parameter.
 975         Adjust all calls.
 976         (Target_x86_64::tls_desc_gd_to_ie): Likewise.
 977         (Target_x86_64::relocate_tls): Don't insist that we have a TLS segment
 978         for TLSDESC GD-to-IE optimizations.
 979
 980 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
 981
 982         Refactor gold to enable support for MIPS-64 relocation format.
 983
 984         * gc.h (get_embedded_addend_size): Remove sh_type parameter.
 985         (gc_process_relocs): Remove sh_type template parameter.
 986         Use Classify_reloc to access r_sym, r_type, and r_addend fields.
 987         * object.h (Sized_relobj_file::split_stack_adjust): Add target
 988         parameter.
 989         (Sized_relobj_file::split_stack_adjust_reltype): Likewise.
 990         * reloc-types.h (Reloc_types::copy_reloc_addend): (SHT_REL and SHT_RELA
 991         specializations) Remove.
 992         * reloc.cc (Emit_relocs_strategy): Rename and move to target-reloc.h.
 993         (Sized_relobj_file::emit_relocs_scan): Call Target::emit_relocs_scan().
 994         (Sized_relobj_file::emit_relocs_scan_reltype): Remove.
 995         (Sized_relobj_file::split_stack_adjust): Add target parameter.
 996         Adjust all callers.
 997         (Sized_relobj_file::split_stack_adjust_reltype): Likewise. Call
 998         Target::get_r_sym() to get r_sym field from relocations.
 999         (Track_relocs::next_symndx): Call Target::get_r_sym().
1000         * target-reloc.h (scan_relocs): Remove sh_type template parameter;
1001         add Classify_reloc template parameter.  Use for accessing r_sym and
1002         r_type.
1003         (relocate_section): Likewise.
1004         (Default_classify_reloc): New class (renamed and moved from reloc.cc).
1005         (Default_scan_relocatable_relocs): Remove sh_type template parameter.
1006         (Default_scan_relocatable_relocs::Reltype): New typedef.
1007         (Default_scan_relocatable_relocs::reloc_size): New const.
1008         (Default_scan_relocatable_relocs::sh_type): New const.
1009         (Default_scan_relocatable_relocs::get_r_sym): New method.
1010         (Default_scan_relocatable_relocs::get_r_type): New method.
1011         (Default_emit_relocs_strategy): New class.
1012         (scan_relocatable_relocs): Replace sh_type template parameter with
1013         Scan_relocatable_relocs class.  Use it to access r_sym and r_type
1014         fields.
1015         (relocate_relocs): Replace sh_type template parameter with
1016         Classify_reloc class.  Use it to access r_sym and r_type fields.
1017         * target.h (Target::is_call_to_non_split): Replace r_type parameter
1018         with pointer to relocation. Adjust all callers.
1019         (Target::do_is_call_to_non_split): Likewise.
1020         (Target::emit_relocs_scan): New virtual method.
1021         (Sized_target::get_r_sym): New virtual method.
1022         * target.cc (Target::do_is_call_to_non_split): Replace r_type parameter
1023         with pointer to relocation.
1024
1025         * aarch64.cc (Target_aarch64::emit_relocs_scan): New method.
1026         (Target_aarch64::Relocatable_size_for_reloc): Remove.
1027         (Target_aarch64::gc_process_relocs): Use Default_classify_reloc.
1028         (Target_aarch64::scan_relocs): Likewise.
1029         (Target_aarch64::relocate_section): Likewise.
1030         (Target_aarch64::Relocatable_size_for_reloc::get_size_for_reloc):
1031         Remove.
1032         (Target_aarch64::scan_relocatable_relocs): Use Default_classify_reloc.
1033         (Target_aarch64::relocate_relocs): Use Default_classify_reloc.
1034         * arm.cc (Target_arm::Arm_scan_relocatable_relocs): Remove sh_type
1035         template parameter.
1036         (Target_arm::emit_relocs_scan): New method.
1037         (Target_arm::Relocatable_size_for_reloc): Replace with...
1038         (Target_arm::Classify_reloc): ...this.
1039         (Target_arm::gc_process_relocs): Use Classify_reloc.
1040         (Target_arm::scan_relocs): Likewise.
1041         (Target_arm::relocate_section): Likewise.
1042         (Target_arm::scan_relocatable_relocs): Likewise.
1043         (Target_arm::relocate_relocs): Likewise.
1044         * i386.cc (Target_i386::emit_relocs_scan): New method.
1045         (Target_i386::Relocatable_size_for_reloc): Replace with...
1046         (Target_i386::Classify_reloc): ...this.
1047         (Target_i386::gc_process_relocs): Use Classify_reloc.
1048         (Target_i386::scan_relocs): Likewise.
1049         (Target_i386::relocate_section): Likewise.
1050         (Target_i386::scan_relocatable_relocs): Likewise.
1051         (Target_i386::relocate_relocs): Likewise.
1052         * mips.cc (Mips_scan_relocatable_relocs): Remove sh_type template
1053         parameter.
1054         (Mips_reloc_types): New class template.
1055         (Mips_classify_reloc): New class template.
1056         (Target_mips::Reltype): New typedef.
1057         (Target_mips::Relatype): New typedef.
1058         (Target_mips::emit_relocs_scan): New method.
1059         (Target_mips::get_r_sym): New method.
1060         (Target_mips::Relocatable_size_for_reloc): Replace with
1061         Mips_classify_reloc.
1062         (Target_mips::copy_reloc): Use Mips_classify_reloc.
1063         (Target_mips::gc_process_relocs): Likewise.
1064         (Target_mips::scan_relocs): Likewise.
1065         (Target_mips::relocate_section): Likewise.
1066         (Target_mips::scan_relocatable_relocs): Likewise.
1067         (Target_mips::relocate_relocs): Likewise.
1068         (mips_get_size_for_reloc): New function, factored out from
1069         Relocatable_size_for_reloc::get_size_for_reloc.
1070         (Target_mips::Scan::local): Use Mips_classify_reloc.
1071         (Target_mips::Scan::global): Likewise.
1072         (Target_mips::Relocate::relocate): Likewise.
1073         * powerpc.cc (Target_powerpc::emit_relocs_scan): New method.
1074         (Target_powerpc::Relocatable_size_for_reloc): Remove.
1075         (Target_powerpc::gc_process_relocs): Use Default_classify_reloc.
1076         (Target_powerpc::scan_relocs): Likewise.
1077         (Target_powerpc::relocate_section): Likewise.
1078         (Powerpc_scan_relocatable_reloc): Convert to class template.
1079         (Powerpc_scan_relocatable_reloc::Reltype): New typedef.
1080         (Powerpc_scan_relocatable_reloc::reloc_size): New const.
1081         (Powerpc_scan_relocatable_reloc::sh_type): New const.
1082         (Powerpc_scan_relocatable_reloc::get_r_sym): New method.
1083         (Powerpc_scan_relocatable_reloc::get_r_type): New method.
1084         (Target_powerpc::scan_relocatable_relocs): Use
1085         Powerpc_scan_relocatable_reloc.
1086         (Target_powerpc::relocate_relocs): Use Default_classify_reloc.
1087         * s390.cc (Target_s390::emit_relocs_scan): New method.
1088         (Target_s390::Relocatable_size_for_reloc): Remove.
1089         (Target_s390::gc_process_relocs): Use Default_classify_reloc.
1090         (Target_s390::scan_relocs): Likewise.
1091         (Target_s390::relocate_section): Likewise.
1092         (Target_s390::Relocatable_size_for_reloc::get_size_for_reloc):
1093         Remove.
1094         (Target_s390::scan_relocatable_relocs): Use Default_classify_reloc.
1095         (Target_s390::relocate_relocs): Use Default_classify_reloc.
1096         * sparc.cc (Target_sparc::emit_relocs_scan): New method.
1097         (Target_sparc::Relocatable_size_for_reloc): Remove.
1098         (Target_sparc::gc_process_relocs): Use Default_classify_reloc.
1099         (Target_sparc::scan_relocs): Likewise.
1100         (Target_sparc::relocate_section): Likewise.
1101         (Target_sparc::Relocatable_size_for_reloc::get_size_for_reloc):
1102         Remove.
1103         (Target_sparc::scan_relocatable_relocs): Use Default_classify_reloc.
1104         (Target_sparc::relocate_relocs): Use Default_classify_reloc.
1105         * tilegx.cc (Target_tilegx::emit_relocs_scan): New method.
1106         (Target_tilegx::Relocatable_size_for_reloc): Remove.
1107         (Target_tilegx::gc_process_relocs): Use Default_classify_reloc.
1108         (Target_tilegx::scan_relocs): Likewise.
1109         (Target_tilegx::relocate_section): Likewise.
1110         (Target_tilegx::Relocatable_size_for_reloc::get_size_for_reloc):
1111         Remove.
1112         (Target_tilegx::scan_relocatable_relocs): Use Default_classify_reloc.
1113         (Target_tilegx::relocate_relocs): Use Default_classify_reloc.
1114         * x86_64.cc (Target_x86_64::emit_relocs_scan): New method.
1115         (Target_x86_64::Relocatable_size_for_reloc): Remove.
1116         (Target_x86_64::gc_process_relocs): Use Default_classify_reloc.
1117         (Target_x86_64::scan_relocs): Likewise.
1118         (Target_x86_64::relocate_section): Likewise.
1119         (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1120         Remove.
1121         (Target_x86_64::scan_relocatable_relocs): Use Default_classify_reloc.
1122         (Target_x86_64::relocate_relocs): Use Default_classify_reloc.
1123
1124         * testsuite/testfile.cc (Target_test::emit_relocs_scan): New method.
1125
1126 2016-01-01  Alan Modra  <amodra@gmail.com>
1127
1128         Update year range in copyright notice of all files.
1129
1130 For older changes see ChangeLog-0815
1131 \f
1132 Copyright (C) 2016 Free Software Foundation, Inc.
1133
1134 Copying and distribution of this file, with or without modification,
1135 are permitted in any medium without royalty provided the copyright
1136 notice and this notice are preserved.
1137
1138 Local Variables:
1139 mode: change-log
1140 left-margin: 8
1141 fill-column: 74
1142 version-control: never
1143 End: