gold/ChangeLog

   1 2016-09-26  Vlad Zakharov  <vzakhar@synopsys.com>
   2
   3         * Makefile.in: Regenerate.
   4         * configure: Likewise.
   5         * testsuite/Makefile.in: Likewise.
   6
   7 2016-09-26  Alan Modra  <amodra@gmail.com>
   8
   9         * aarch64.cc (Target_aarch64::is_erratum_835769_sequence): Avoid
  10         compiler warning.
  11         * output.cc (Output_segment::set_section_addresses): Likewise.
  12         * testsuite/Makefile.in: Regenerate.
  13
  14 2016-09-02  Doug Kwan  <dougkwan@google.com>
  15
  16         * arm.cc (Target_arm::Target_arm): Move method definition outside of
  17         class definition.  Add code to handle --target1-rel, --target1-abs
  18         and --target2= options.
  19         (Target_arm::get_reloc_reloc_type): Change method to be non-static
  20         and const.
  21         (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
  22         member declaration.
  23         (Target_arm::Scan::local, Target_arm::Scan::global,
  24         Target_arm::Relocate::relocate,
  25         Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
  26         call to Target_arm::get_real_reloc_type.
  27         (Target_arm::get_real_reloc_type): Use command line options to
  28         determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
  29         * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
  30         options.
  31
  32 2016-08-31  Alan Modra  <amodra@gmail.com>
  33
  34         * powerpc.cc (class Stub_control): Delete stub14_group_size_
  35         and has14_.  Add group_size_.
  36         (Stub_control::can_add_to_stub_group): Adjust to suit.  Print
  37         debug info when switching to adding sections before stubs.
  38
  39 2016-08-31  Alan Modra  <amodra@gmail.com>
  40
  41         * debug.h (DEBUG_TARGET): New.
  42         (DEBUG_ALL): Add DEBUG_TARGET.
  43         (gold_debug): Delete FORMAT param.
  44         * powerpc.cc (Stub_control::can_add_to_stub_group): Print debug ourput.
  45
  46 2016-08-30  Alan Modra  <amodra@gmail.com>
  47
  48         PR 20523
  49         * powerpc.cc (class Stub_control): Add has14_.  Comment owner_.
  50         (Stub_control::can_add_to_stub_group): Correct grouping of
  51         sections containing 14-bit external branches.  When returning
  52         false, set state_ to reflect the fact that we have one section
  53         for the next group.  Rewrite most of function for clarity.
  54         Add and expand comments.
  55         (Target_powerpc::do_relax): Print stub group size retry in hex.
  56
  57 2016-08-26  Han Shen  <shenhan@google.com>
  58
  59         PR gold/20529 - relaxing loop never ends.
  60
  61         * powerpc.cc (Stub_table::min_size_threshold_): New member to
  62         limit size.
  63         (Stub_table::set_min_size_threshold): New member function.
  64         (Stub_table::set_address_and_size): Add code to only allow size
  65         increase.
  66         (Target_powerpc::do_relax): Add code to record last size.
  67
  68 2016-08-23  Roland McGrath  <roland@hack.frob.com>
  69
  70         * options.h (General_options): Grok -z stack-size.
  71         * output.h (Output_segment::set_size): New method.
  72         * layout.cc (Layout::create_executable_stack_info): Renamed to ...
  73         (Layout::create_stack_segment): ... this.  Always create the
  74         segment if -z stack-size was used.
  75         (Layout::set_segment_offsets): Don't call ->set_offset on the
  76         PT_GNU_STACK segment.
  77
  78 2016-08-15  Bharathi Seshadri  <bseshadr@cisco.com>
  79
  80         * options.h (General_options): Add --be8 option.
  81         * arm.cc (Arm_relobj::do_relocate_sections): Add code to swap for be8.
  82         (Output_data_plt_arm_standard::do_fill_first_plt_entry): Likewise.
  83         (Output_data_plt_arm_short::do_fill_plt_entry): Likewise.
  84         (Output_data_plt_arm_long::do_fill_plt_entry): Likewise.
  85         (Target_arm::do_adjust_elf_header): Do EF_ARM_BE8 adjustment.
  86
  87 2016-08-17  Cary Coutant  <ccoutant@gmail.com>
  88
  89         * i386.cc (Target_i386): Reset skip_call_tls_get_addr_ after printing
  90         error message.
  91         * testsuite/Makefile.am (pr20216a): Add missing dependencies.
  92         (pr20308a): Add -Bgcctestdir/ to compile rules.
  93         * testsuite/Makefile.in: Regenerate.
  94
  95 2016-08-12  Roland McGrath  <roland@hack.frob.com>
  96
  97         PR gold/20462
  98         * script-sections.cc (Script_sections::release_segments):
  99         Reset this->segments_created_.
 100
 101 2016-08-12  Roland McGrath  <roland@hack.frob.com>
 102
 103         * yyscript.y (HIDDEN): New %token.
 104         (assignment): Handle HIDDEN(string = expr) syntax.
 105         * script.cc (script_keyword_parsecodes): Add HIDDEN.
 106
 107 2016-08-10  Cary Coutant  <ccoutant@gmail.com>
 108
 109         PR gold/20216
 110         * x86_64.cc (Target_x86_64::Relocate::relocate): Add check for
 111         R_X86_64_GOTPCREL. Reset skip_call_tls_get_addr_ after printing
 112         error message.
 113         * testsuite/Makefile.am (pr20216_gd.o): Add -Bgcctestdir/.
 114         (pr20216_ld.o): Likewise.
 115         * testsuite/Makefile.in: Regenerate.
 116
 117 2016-08-10  James Clarke  <jrtc27@jrtc27.com>
 118
 119         PR gold/20443
 120         * symtab.cc (Symbol_table::add_from_relobj): Handle NULL symbols,
 121         which will be present for STT_SPARC_REGISTER.
 122         (Symbol_table::add_from_pluginobj): Likewise.
 123         (Symbol_table::add_from_dynobj): Likewise.
 124         (Symbol_table::add_from_incrobj): Removed dead code.
 125
 126 2016-08-10  James Clarke  <jrtc27@jrtc27.com>
 127
 128         PR gold/20442
 129         * sparc.cc (Target_sparc::Relocate::relocate): R_SPARC_GOTDATA_OP_LOX10
 130         should fall back on R_SPARC_GOT10, not R_SPARC_GOT13.
 131
 132 2016-08-10  James Clarke  <jrtc27@jrtc27.com>
 133
 134         PR gold/20441
 135         * sparc.cc (Target_sparc::Scan::check_non_pic): Allow R_SPARC_32 on
 136         sparc64.
 137
 138 2016-06-29  Cary Coutant  <ccoutant@gmail.com>
 139
 140         PR gold/20310
 141         * testsuite/dynamic_list.sh: Remove check for _ZdlPv.
 142
 143 2016-06-29  Cary Coutant  <ccoutant@gmail.com>
 144
 145         * testsuite/Makefile.am (MOSTLYCLEANFILES): Add eh_test_2.
 146         * testsuite/Makefile.in: Regenerate.
 147
 148 2016-06-30  Alan Modra  <amodra@gmail.com>
 149
 150         * testsuite/Makefile.am (memory_test, memory_test_2): Pass
 151         -Wl,-z to gcc, not plain -z.
 152         * testsuite/Makefile.in: Regenerate.
 153
 154 2016-06-29  H.J. Lu  <hongjiu.lu@intel.com>
 155
 156         PR gold/20308
 157         * i386.cc (Target_i386::Relocate::relocate): Allow
 158         R_386_GOT32X relocation against ___tls_get_addr.
 159         (Target_i386::Relocate::tls_gd_to_ie): Support indirect
 160         call to __tls_get_addr.
 161         (Target_i386::Relocate::tls_gd_to_le): Likewise.
 162         (Target_i386::Relocate::tls_ld_to_le): Likewise.
 163         * testsuite/Makefile.am (check_PROGRAMS): Add pr20308a_test,
 164         pr20308b_test, pr20308c_test, pr20308d_test, pr20308e_test.
 165         (pr20308a_test_SOURCES): New.
 166         (pr20308a_test_DEPENDENCIES): Likewise.
 167         (pr20308a_test_CFLAGS): Likewise.
 168         (pr20308a_test_LDFLAGS): Likewise.
 169         (pr20308a_test_LDADD): Likewise.
 170         (pr20308b_test_SOURCES): Likewise.
 171         (pr20308b_test_DEPENDENCIES): Likewise.
 172         (pr20308b_test_CFLAGS): Likewise.
 173         (pr20308b_test_LDFLAGS): Likewise.
 174         (pr20308b_test_LDADD): Likewise.
 175         (pr20308c_test_SOURCES): Likewise.
 176         (pr20308c_test_DEPENDENCIES): Likewise.
 177         (pr20308c_test_CFLAGS): Likewise.
 178         (pr20308c_test_LDFLAGS): Likewise.
 179         (pr20308c_test_LDADD): Likewise.
 180         (pr20308d_test_SOURCES): Likewise.
 181         (pr20308d_test_DEPENDENCIES): Likewise.
 182         (pr20308d_test_CFLAGS): Likewise.
 183         (pr20308d_test_LDFLAGS): Likewise.
 184         (pr20308d_test_LDADD): Likewise.
 185         (pr20308e_test_SOURCES): Likewise.
 186         (pr20308e_test_DEPENDENCIES): Likewise.
 187         (pr20308e_test_CFLAGS): Likewise.
 188         (pr20308e_test_LDFLAGS): Likewise.
 189         (pr20308e_test_LDADD): Likewise.
 190         (pr20308a.so): Likewise.
 191         (pr20308b.so): Likewise.
 192         (pr20308_gd.o): Likewise.
 193         (pr20308_ld.o): Likewise.
 194         (MOSTLYCLEANFILES): Add pr20308a.so pr20308b.so.
 195         * testsuite/Makefile.in: Regenerated.
 196         * testsuite/pr20308_def.c: New file.
 197         * testsuite/pr20308_gd.S: Likewise.
 198         * testsuite/pr20308_ld.S: Likewise.
 199         * testsuite/pr20308_main.c: Likewise.
 200
 201 2016-06-29  H.J. Lu  <hongjiu.lu@intel.com>
 202
 203         PR gold/20216
 204         * configure.ac (DEFAULT_TARGET_X86_64_OR_X32): New
 205         AM_CONDITIONAL.
 206         * configure: Regenerated.
 207         * x86_64.cc (Target_x86_64<size>::Relocate::relocate): Allow
 208         R_X86_64_GOTPCRELX relocation against __tls_get_addr.
 209         (Target_x86_64<size>::Relocate::tls_gd_to_ie): Support indirect
 210         call to __tls_get_addr.
 211         (Target_x86_64<size>::Relocate::tls_gd_to_le): Likewise.
 212         (Target_x86_64<size>::Relocate::tls_ld_to_le): Likewise.
 213         * testsuite/Makefile.am (check_PROGRAMS): Add pr20216a_test,
 214         pr20216b_test, pr20216c_test, pr20216d_test, pr20216e_test.
 215         (pr20216a_test_SOURCES): New.
 216         (pr20216a_test_DEPENDENCIES): Likewise.
 217         (pr20216a_test_CFLAGS): Likewise.
 218         (pr20216a_test_LDFLAGS): Likewise.
 219         (pr20216a_test_LDADD): Likewise.
 220         (pr20216b_test_SOURCES): Likewise.
 221         (pr20216b_test_DEPENDENCIES): Likewise.
 222         (pr20216b_test_CFLAGS): Likewise.
 223         (pr20216b_test_LDFLAGS): Likewise.
 224         (pr20216b_test_LDADD): Likewise.
 225         (pr20216c_test_SOURCES): Likewise.
 226         (pr20216c_test_DEPENDENCIES): Likewise.
 227         (pr20216c_test_CFLAGS): Likewise.
 228         (pr20216c_test_LDFLAGS): Likewise.
 229         (pr20216c_test_LDADD): Likewise.
 230         (pr20216d_test_SOURCES): Likewise.
 231         (pr20216d_test_DEPENDENCIES): Likewise.
 232         (pr20216d_test_CFLAGS): Likewise.
 233         (pr20216d_test_LDFLAGS): Likewise.
 234         (pr20216d_test_LDADD): Likewise.
 235         (pr20216e_test_SOURCES): Likewise.
 236         (pr20216e_test_DEPENDENCIES): Likewise.
 237         (pr20216e_test_CFLAGS): Likewise.
 238         (pr20216e_test_LDFLAGS): Likewise.
 239         (pr20216e_test_LDADD): Likewise.
 240         (pr20216a.so): Likewise.
 241         (pr20216b.so): Likewise.
 242         (pr20216_gd.o): Likewise.
 243         (pr20216_ld.o): Likewise.
 244         (MOSTLYCLEANFILES): Add pr20216a.so pr20216b.so.
 245         * testsuite/Makefile.in: Regenerated.
 246         * testsuite/pr20216_def.c: New file.
 247         * testsuite/pr20216_gd.S: Likewise.
 248         * testsuite/pr20216_ld.S: Likewise.
 249         * testsuite/pr20216_main.c: Likewise.
 250
 251 2016-06-29  Alan Modra  <amodra@gmail.com>
 252
 253         * script_test_12.t: Delete .plt, specify 64k page size.
 254         * script_test_12i.t: Likewise.
 255
 256 2016-06-29  Alan Modra  <amodra@gmail.com>
 257
 258         * testsuite/plugin_layout_with_alignment.c: Explicitly align all
 259         variables.
 260
 261 2016-06-29  Alan Modra  <amodra@gmail.com>
 262
 263         * testsuite/Makefile.am (copy_test_protected): Disable for powerpc.
 264         * testsuite/Makefile.in: Regenerate.
 265
 266 2016-06-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 267
 268         * aarch64-reloc.def (NONE): New relocation.
 269         * aarch64.cc (Target_aarch64::Scan::local): Handle R_AARCH64_NONE.
 270         (Target_aarch64::Scan::global): Likewise.
 271         * testsuite/Makefile.am (aarch64_reloc_none): New test.
 272         * testsuite/Makefile.in: Regenerate.
 273         * testsuite/aarch64_reloc_none.s: New test source file.
 274         * testsuite/aarch64_reloc_none.sh: New test script.
 275
 276 2016-06-28  Sriraman Tallam  <tmsriram@google.com>
 277
 278         * x86_64.cc (Lazy_view): New class.
 279         (can_convert_mov_to_lea): Templatize function.  Make the function
 280         check for appropriate relocation types and use the view parameter
 281         to get section contents.
 282         (can_convert_callq_to_direct): New function.
 283         (Target_x86_64<size>::Scan::global): Refactor.
 284         (Target_x86_64<size>::Relocate::relocate): Refactor. Change any indirect
 285         call via GOT that can be converted.
 286         * testsuite/Makefile.am (x86_64_indirect_call_to_direct.sh): New test.
 287         * testsuite/Makefile.in: Regenerate.
 288         * testsuite/x86_64_indirect_call_to_direct1.s: New file.
 289         * testsuite/x86_64_indirect_jump_to_direct1.s: New file.
 290
 291 2016-06-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 292
 293         * aarch64.cc (Target_aarch64::Scan::local): Move the call to got_section
 294         from the top level to the places of its use.
 295
 296 2016-06-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 297
 298         PR gold/18098
 299         * script-c.h (Sort_wildcard): Add SORT_WILDCARD_BY_INIT_PRIORITY.
 300         * script-sections.cc (Input_section_sorter::get_init_priority): New method.
 301         (Input_section_sorter::operator()): Handle SORT_WILDCARD_BY_INIT_PRIORITY.
 302         (Output_section_element_input::print): Likewise.
 303         * script.cc (script_keyword_parsecodes): Add entry SORT_BY_INIT_PRIORITY.
 304         * yyscript.y (SORT_BY_INIT_PRIORITY): New token.
 305         (wildcard_section): Handle SORT_BY_INIT_PRIORITY.
 306
 307         * testsuite/Makefile.am (script_test_14): New test.
 308         * testsuite/Makefile.in: Regenerate.
 309         * testsuite/script_test_14.s: New test source file.
 310         * testsuite/script_test_14.sh: New test script.
 311         * testsuite/script_test_14.t: New test linker script.
 312
 313 2016-06-28  James Clarke  <jrtc27@jrtc27.com>
 314
 315         * sparc.cc (Target_sparc::Scan::local): Don't convert R_SPARC_32
 316         to R_SPARC_RELATIVE if class is ELFCLASS64.
 317         (Target_sparc::Scan::global): Likewise.
 318
 319 2016-06-23  Cary Coutant  <ccoutant@gmail.com>
 320             Igor Kudrin  <ikudrin@accesssoftek.com>
 321
 322         PR gold/15370
 323         * script-sections.cc
 324         (Output_section_element_input::set_section_addresses): Keep bin_count
 325         separate from input_pattern_count.
 326         * testsuite/script_test_12.t: Add another section .x4.
 327         * testsuite/script_test_12i.t: Likewise.
 328         * testsuite/script_test_12a.c: Likewise.
 329         * testsuite/script_test_12b.c: Likewise.
 330
 331 2016-06-23  Igor Kudrin  <ikudrin@accesssoftek.com>
 332
 333         * gold-threads.cc (impl_threads::Lock_impl_threads): Fix typos.
 334
 335 2016-06-22  H.J. Lu  <hongjiu.lu@intel.com>
 336
 337         PR ld/20283
 338         * NEWS: Mention --enable-relro.
 339         * configure.ac: Add --enable-relro.
 340         (DEFAULT_LD_Z_RELRO): New.  Set by --enable-relro and default
 341         to 1.
 342         * config.in: Regenerated.
 343         * configure: Likewise.
 344         * options.h (General_options::relro): Default to
 345         DEFAULT_LD_Z_RELRO.
 346
 347 2016-06-20  Cary Coutant  <ccoutant@gmail.com>
 348
 349         * NEWS: Add new features in 1.12.
 350         * version.cc (version_string): Bump to 1.12.
 351
 352 2016-06-20  H.J. Lu  <hongjiu.lu@intel.com>
 353
 354         PR gold/20245
 355         * i386.cc (Target_i386::first_plt_entry_offset): Return 0 if
 356         plt_ is NULL.
 357         (Target_i386::plt_entry_size): Likewise.
 358         (Target_x86_64<size>::first_plt_entry_offset): Likewise.
 359         (Target_x86_64<size>::plt_entry_size): Likewise.
 360
 361 2016-06-20  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 362
 363         * mips.cc (Target_mips::Target_mips): Initialize rld_map_.
 364         (Target_mips::rld_map_): New data member.
 365         (Target_mips::do_finalize_sections): Add support for
 366         DT_MIPS_RLD_MAP and DT_MIPS_RLD_MAP_REL dynamic tags,
 367         .rld_map section, and __RLD_MAP symbol.
 368         (Target_mips::do_dynamic_tag_custom_value): Add support for
 369         DT_MIPS_RLD_MAP_REL dynamic tag.
 370         * output.cc (Output_data_dynamic::get_entry_offset): New method
 371         definition.
 372         * output.h (Output_data_dynamic::get_entry_offset): New method
 373         declaration.
 374
 375 2016-06-20  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 376
 377         * mips.cc (Mips_relocate_functions::relpc16): Add unaligned check.
 378
 379 2016-06-20  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 380
 381         * mips.cc (relocation_needs_la25_stub): Add support for relocs:
 382         R_MIPS_PC21_S2 and R_MIPS_PC26_S2.
 383         (hi16_reloc): Add support for R_MIPS_PCHI16 relocation.
 384         (is_matching_lo16_reloc): Likewise.
 385         (lo16_reloc): Add support for R_MIPS_PCLO16 relocation.
 386         (Mips_output_data_plt::plt_entry_r6): New static data member for
 387         R6 PLT entry.
 388         (Target_mips::is_output_r6): New method.
 389         (Target_mips::Mips_mach): Add new enum constants.
 390         (Mips_relocate_functions::Status): Likewise.
 391         (Mips_relocate_functions::pchi16_relocs): New static data member.
 392         (Mips_relocate_functions::relpc21): New method.
 393         (Mips_relocate_functions::relpc26): Likewise.
 394         (Mips_relocate_functions::relpc18): Likewise.
 395         (Mips_relocate_functions::relpc19): Likewise.
 396         (Mips_relocate_functions::relpchi16): Likewise.
 397         (Mips_relocate_functions::do_relpchi16): Likewise.
 398         (Mips_relocate_functions::relpclo16): Likewise.
 399         (Mips_output_data_plt::do_write): Add support for Mips r6 plt
 400         entry.
 401         (Target_mips::mips_32bit_flags): Add E_MIPS_ARCH_32R6 support.
 402         (Target_mips::elf_mips_mach): Add E_MIPS_ARCH_32R6 and
 403         E_MIPS_ARCH_64R6 support.
 404         (Target_mips::update_abiflags_isa): Likewise.
 405         (mips_get_size_for_reloc): Add support for relocs: R_MIPS_PCHI16,
 406         R_MIPS_PCLO16, R_MIPS_PC21_S2, R_MIPS_PC26_S2, R_MIPS_PC18_S3 and
 407         R_MIPS_PC19_S2.
 408         (Target_mips::Scan::local): Add support for relocs: R_MIPS_PCHI16
 409         and R_MIPS_PCLO16.
 410         (Target_mips::Scan::global): Add support for relocs:
 411         R_MIPS_PC21_S2 and R_MIPS_PC26_S2.
 412         (Target_mips::Relocate::relocate): Call functions for resolving
 413         Mips32r6 and Mips64r6 relocations, and print error message for
 414         STATUS_PCREL_UNALIGNED.
 415         (Target_mips::Scan::get_reference_flags): Add support for relocs:
 416         R_MIPS_PCHI16, R_MIPS_PCLO16, R_MIPS_PC21_S2, R_MIPS_PC26_S2,
 417         R_MIPS_PC18_S3 and R_MIPS_PC19_S2.
 418         (Target_mips::elf_mips_mach_name): Add E_MIPS_ARCH_32R6 and
 419         E_MIPS_ARCH_64R6 support.
 420
 421 2016-06-13  H.J. Lu  <hongjiu.lu@intel.com>
 422
 423         PR gold/20246
 424         * testsuite/script_test_2.t: Add .got.plt after .got.
 425
 426 2016-06-10  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 427
 428         * mips.cc (struct Mips_abiflags): New struct.
 429         (Mips_relobj::Mips_relobj): Initialize attributes_section_data_
 430         and abiflags_.
 431         (Mips_relobj::~Mips_relobj): Delete object pointed by
 432         attributes_section_data_.
 433         (Mips_relobj::abiflags): New method.
 434         (Mips_relobj::attributes_section_data): Likewise.
 435         (Mips_relobj::attributes_section_data_): New data member.
 436         (Mips_relobj::abiflags_): Likewise.
 437         (class Mips_output_section_abiflags): New class.
 438         (Target_mips::Target_mips): Initialize attributes_section_data_,
 439         abiflags_ and has_abiflags_section_.
 440         (Target_mips::do_should_include_section): Don't emit input
 441         .MIPS.abiflags sections to output .MIPS.abiflags.
 442         (Target_mips::Mips_mach): Add new enum constants.
 443         (Target_mips::mips_isa_ext_mach): New method.
 444         (Target_mips::mips_isa_ext): Likewise.
 445         (Target_mips::update_abiflags_isa): Likewise.
 446         (Target_mips::infer_abiflags): Likewise.
 447         (Target_mips::create_abiflags): Likewise.
 448         (Target_mips::fp_abi_string): Likewise.
 449         (Target_mips::select_fp_abi): Likewise.
 450         (Target_mips::merge_obj_attributes): Likewise.
 451         (Target_mips::merge_obj_abiflags): Likewise.
 452         (Target_mips::level_rev): Likewise.
 453         (Target_mips::merge_obj_e_flags): Rename from
 454         merge_processor_specific_flags. Remove dyn_obj argument,
 455         call update_abiflags_isa when needed, compare NaN encodings and
 456         compare FP64 state.
 457         (Target_mips::add_machine_extensions): Add two machine extensions
 458         and fix one.
 459         (Target_mips::attributes_section_data_): New data member.
 460         (Target_mips::abiflags_): Likewise.
 461         (Target_mips::has_abiflags_section_): Likewise.
 462         (Mips_relobj::do_read_symbols): Read .gnu.attributes and
 463         .MIPS.abiflags sections if they exists.
 464         (Target_mips::elf_mips_mach): Add E_MIPS_MACH_5900 and
 465         E_MIPS_MACH_OCTEON3 support.
 466         (Target_mips::do_adjust_elf_header): Setup EI_ABIVERSION flag.
 467         (Target_mips::do_finalize_sections): Merge .gnu.attributes and
 468         .MIPS.abiflags sections from input. Create these sections if
 469         needed.
 470         (Target_mips::elf_mips_mach_name): Add E_MIPS_MACH_5900 and
 471         E_MIPS_MACH_OCTEON3 support, and change strings for
 472         E_MIPS_MACH_LS2E, E_MIPS_MACH_LS2F and E_MIPS_MACH_LS3A just
 473         to match bfd.
 474
 475 2016-06-10  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 476
 477         * mips.cc (Mips_relobj::Mips_relobj): Initialize
 478         has_reginfo_section_.
 479         (Mips_relobj::has_reginfo_section_): New data member.
 480         (Mips_relobj::has_reginfo_section): New method.
 481         (class Mips_output_section_reginfo): Change base class to
 482         Output_section_data, and set masks of the output .reginfo section
 483         in constructor.
 484         (Mips_output_section_reginfo::as_mips_output_section_reginfo):
 485         Remove.
 486         (Mips_output_section_reginfo::set_masks): Likewise.
 487         (Mips_output_section_reginfo::set_final_data_size): Likewise.
 488         (Mips_output_section_reginfo::do_print_to_mapfile): New method.
 489         (Target_mips::do_make_output_section): Remove.
 490         (Mips_relobj::do_read_symbols): Set has_reginfo_section_ to true
 491         if the object contains a .reginfo section.
 492         (Target_mips::do_finalize_sections): Create a .reginfo output
 493         section if needed.
 494
 495 2016-06-09  Artemiy Volkov  <artemiyv@acm.org>
 496
 497         * mips.cc (Mips_output_data_got::do_write): Add missing template
 498         args via typedef.
 499
 500 2016-05-30  Marcin Kościelnicki  <koriakin@0x04.net>
 501
 502         PR/19960
 503         * s390.cc (Target_s390::ss_code_st_r14): Removed.
 504         (Target_s390::ss_code_l_r14): Removed.
 505         (Target_s390::ss_code_ear): Removed.
 506         (Target_s390::ss_code_c): Removed.
 507         (Target_s390::ss_match_st_r14): New function.
 508         (Target_s390::ss_match_l_r14): New function.
 509         (Target_s390::ss_match_mcount): Call ss_match_{l,st}_r14 instead
 510         of matching code directly.
 511         (Target_s390::ss_match_ear): New function.
 512         (Target_s390::ss_match_c): New function.
 513         (Target_s390::do_calls_non_split): Call ss_match_{ear,c} instead
 514         of matching code directly.
 515
 516 2016-05-19  Cary Coutant  <ccoutant@gmail.com>
 517
 518         PR gold/19823
 519         * copy-relocs.cc (Copy_relocs::make_copy_reloc): Add object
 520         parameter; check for protected symbol.
 521         * copy-relocs.h (Copy_relocs::make_copy_reloc): Add object parameter.
 522         * mips.cc (Mips_copy_relocs): Adjust call to make_copy_reloc.
 523         * symtab.cc (Symbol::init_fields): Initialize is_protected_.
 524         (Symbol_table::add_from_dynobj): Mark protected symbols.
 525         * symtab.h (Symbol::is_protected): New method.
 526         (Symbol::set_is_protected): New method.
 527         (Symbol::is_protected_): New data member.
 528
 529         * testsuite/Makefile.am (copy_test_protected): New test.
 530         * testsuite/Makefile.in: Regenerate.
 531         * testsuite/copy_test.cc (main): Add legal reference to protected
 532         symbol.
 533         * testsuite/copy_test_v1.cc (main): Likewise.
 534         * testsuite/copy_test_2.cc (ip): Add protected symbol.
 535         * testsuite/copy_test_protected.cc: New test source file.
 536         * testsuite/copy_test_protected.sh: New test script.
 537
 538 2016-05-19  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 539
 540         * mips.cc (Mips_got_entry::Mips_got_entry): Remove object argument
 541         for global got symbols, and set addend to 0.
 542         (Mips_got_entry::hash): Change hash algorithm.
 543         (Mips_got_entry::equals): Refactor.
 544         (Mips_got_entry::object): Return input object for local got symbols
 545         from union d.
 546         (Mips_got_entry::addend): Change return of the relocation addend.
 547         (Mips_got_entry::addend_): Move from union d.
 548         (Mips_got_entry::object_): Move into union d.
 549         (class Mips_symbol_hash): New class.
 550         (Mips_got_info::Global_got_entry_set): New type.
 551         (Mips_got_info::global_got_symbols): Change return type to
 552         Global_got_entry_set.
 553         (Mips_got_info::global_got_symbols_): Change type to
 554         Global_got_entry_set.
 555         (Mips_symbol::hash): New method.
 556         (Mips_output_data_la25_stub::symbols_): Change type to std::vector.
 557         (Mips_output_data_mips_stubs::Mips_stubs_entry_set): New type.
 558         (Mips_output_data_mips_stubs::symbols_): Change type to
 559         Mips_stubs_entry_set.
 560         (Mips_got_info::record_global_got_symbol): Don't pass object
 561         argument when creating global got symbol.
 562         (Mips_got_info::record_got_entry): Remove find before inserting
 563         got entries.
 564         (Mips_got_info::add_reloc_only_entries): Change type of iterator
 565         to Global_got_entry_set.
 566         (Mips_got_info::count_got_symbols): Likewise.
 567         (Mips_output_data_la25_stub::create_la25_stub): Use push_back
 568         for adding entries to symbols_.
 569         (Mips_output_data_la25_stub::do_write): Change type of iterator
 570         to std::vector.
 571         (Mips_output_data_mips_stubs::set_lazy_stub_offsets): Change type
 572         of iterator to Mips_stubs_entry_set.
 573         (Mips_output_data_mips_stubs::set_needs_dynsym_value): Likewise.
 574         (Mips_output_data_mips_stubs::do_write): Likewise.
 575
 576 2016-05-06  Han Shen  <shenhan@google.com>
 577
 578         PR gold/19987.
 579
 580         * aarch64-reloc.def: New relocation type.
 581         * aarch64.cc (AArch64_relocate_functions::Page): Changed to public.
 582         (Target_aarch64::Scan::local): Add R_AARCH64_LD64_GOTPAGE_LO15.
 583         (Target_aarch64::Scan::global): Add R_AARCH64_LD64_GOTPAGE_LO15.
 584         (Target_aarch64::Relocate::relocate): Implement R_AARCH64_LD64_GOTPAGE_LO15.
 585
 586 2016-04-28  Nick Clifton  <nickc@redhat.com>
 587
 588         * po/zh_CN.po: Updated Chinese (simplified) translation.
 589
 590 2016-04-15  H.J. Lu  <hongjiu.lu@intel.com>
 591
 592         * Makefile.in: Regenerated with automake 1.11.6.
 593         * aclocal.m4: Likewise.
 594         * testsuite/Makefile.in: Likewise.
 595
 596 2016-03-30  Cary Coutant  <ccoutant@gmail.com>
 597
 598         PR gold/16979
 599         * symtab.cc (Symbol_table::define_default_version): Check for case
 600         where symbols are both in different shared objects.
 601
 602 2016-03-27  Cary Coutant  <ccoutant@gmail.com>
 603
 604         PR gold/16111
 605         * i386.cc (Target_i386): Add check for fully-resolved symbol for
 606         R_386_GOTOFF.
 607
 608 2016-03-22  Nick Clifton  <nickc@redhat.com>
 609
 610         * configure: Regenerate.
 611
 612 2016-03-21  Cary Coutant  <ccoutant@gmail.com>
 613
 614         PR gold/19842
 615         * errors.cc (Errors::undefined_symbol): Add info message when
 616         symbol should have been provided by a plugin.
 617         * target-reloc.h (issue_undefined_symbol_error): Check for
 618         placeholder symbols defined in discarded sections.
 619         * testsuite/Makefile.am (plugin_test_9b): New test case.
 620         * testsuite/Makefile.in: Regenerate.
 621         * testsuite/plugin_test_9b_elf.cc: New test source file.
 622         * testsuite/plugin_test_9b_ir.cc: New test source file.
 623
 624 2016-03-20  Cary Coutant  <ccoutant@gmail.com>
 625
 626         PR gold/19002
 627         * ehframe.cc (Eh_frame::read_fde): Check for dropped functions.
 628         * testsuite/Makefile.am (eh_test_2): New test.
 629         * testsuite/Makefile.in: Regenerate.
 630         * testsuite/eh_test_2.sh: New test script.
 631         * testsuite/eh_test_a.cc (bar): Make it comdat.
 632         * testsuite/eh_test_b.cc (bar): Add a duplicate copy.
 633
 634 2016-03-18  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 635
 636         * mips.cc (Mips_relobj::is_n64_): Remove.
 637         (Target_mips::ei_class_): Likewise.
 638         (Mips_relobj::is_newabi): Call methods.
 639         (Mips_relobj::is_n64): Change checking for N64 ABI.
 640         (Target_mips::is_output_n64): Likewise.
 641         (Target_mips::merge_processor_specific_flags): Remove ei_class
 642         argument, and remove comparing ei_class.
 643         (Target_mips::do_adjust_elf_header): Remove setting EI_CLASS field
 644         of the ELF header.
 645         (Target_mips::do_finalize_sections): Don't pass ei_class argument
 646         to merge_processor_specific_flags.
 647         (Target_mips::elf_mips_abi_name): Remove ei_class argument, and
 648         change checking for N64 ABI.
 649
 650 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 651
 652         * mips.cc (enum Special_relocation_symbol): New enum type.
 653         (is_readonly_section): New function.
 654         (eh_reloc): Likewise.
 655         (Mips_got_entry::is_section_symbol_): New member.
 656         (Mips_got_entry::is_section_symbol): New method.
 657         (Mips_got_info::record_local_got_symbol): Add is_section_symbol
 658         argument.
 659         (Mips_relobj::mips_elf_options_section_name): New method.
 660         (Mips_output_data_got::record_local_got_symbol): Add
 661         is_section_symbol argument, and pass it to
 662         Mips_got_info::record_local_got_symbol.
 663         (Mips_output_data_got::got_offset): Add addend argument, and pass
 664         it to Relobj::local_got_offset.
 665         (struct Mips_output_reloc_writer): New type.
 666         (class Mips_output_data_reloc): New class.
 667         (Mips_output_data_plt::Reloc_section): Change type to
 668         Mips_output_data_reloc.
 669         (Target_mips::Reloc_section): Likewise.
 670         (Mips_reloc_types::get_r_addend): Remove unsigned from return type.
 671         (Mips_classify_reloc::get_r_type2): New method.
 672         (Mips_classify_reloc::get_r_type3): Likewise.
 673         (Mips_classify_reloc::get_r_ssym): Likewise.
 674         (Target_mips::Reloca_section): Remove.
 675         (Relocate::should_apply_static_reloc): Rename from
 676         should_apply_r_mips_32_reloc.
 677         (Target_mips::copy_reloc): Replace Reltype parameter with r_type
 678         and r_offset.
 679         (Mips_relocate_functions::Valtype): New type.
 680         (Mips_relocate_functions::Valtype64): New type.
 681         (Mips_relocate_functions::check_overflow): New method.
 682         (Mips_relocate_functions::mips_reloc_unshuffle): Move to public
 683         interface.
 684         (Mips_relocate_functions::mips_reloc_shuffle): Likewise.
 685         (Mips_relocate_functions::rel16): Add support for resolving
 686         relocations for Mips64.
 687         (Mips_relocate_functions::rel32): Likewise.
 688         (Mips_relocate_functions::reljalr): Likewise.
 689         (Mips_relocate_functions::relpc32): Likewise.
 690         (Mips_relocate_functions::rel26): Likewise.
 691         (Mips_relocate_functions::relpc16): Likewise.
 692         (Mips_relocate_functions::relmicromips_pc7_s1): Likewise.
 693         (Mips_relocate_functions::relmicromips_pc10_s1): Likewise.
 694         (Mips_relocate_functions::relmicromips_pc16_s1): Likewise.
 695         (Mips_relocate_functions::do_relhi16): Likewise.
 696         (Mips_relocate_functions::do_relgot16_local): Likewise.
 697         (Mips_relocate_functions::rello16): Likewise.
 698         (Mips_relocate_functions::relgot): Likewise.
 699         (Mips_relocate_functions::relgotpage): Likewise.
 700         (Mips_relocate_functions::relgotofst): Likewise.
 701         (Mips_relocate_functions::relgot_hi16): Likewise.
 702         (Mips_relocate_functions::relgot_lo16): Likewise.
 703         (Mips_relocate_functions::relgprel): Likewise.
 704         (Mips_relocate_functions::relgprel32): Likewise.
 705         (Mips_relocate_functions::tlsrelhi16): Likewise.
 706         (Mips_relocate_functions::tlsrello16): Likewise.
 707         (Mips_relocate_functions::tlsrel32): Likewise.
 708         (Mips_relocate_functions::relsub): Likewise.
 709         (Mips_relocate_functions::releh): New method.
 710         (Mips_relocate_functions::rel64): Likewise.
 711         (Mips_got_info::record_local_got_symbol): Add is_section_symbol and
 712         pass it to Mips_got_entry.
 713         (Mips_got_info::add_local_entries): Pass addend argument
 714         to code functions, and for STT_SECTION symbols call
 715         add_symbolless_local_addend.
 716         (Mips_got_info::add_tls_entries): Pass addend argument to code
 717         functions.
 718         (Mips_relobj::do_read_symbols): Read gp value that was used to
 719         create object.
 720         (Mips_output_data_plt::plt_entry): Remove opcode from l[wd]
 721         instruction. Opcode for instruction will be selected later.
 722         (Target_mips::gc_process_relocs): Add case for SHT_RELA.
 723         (Target_mips::scan_relocatable_relocs): Likewise.
 724         (Target_mips::emit_relocs_scan): Likewise.
 725         (Target_mips::relocate_relocs): Likewise.
 726         (Target_mips::do_finalize_sections): Skip objects for merging
 727         processor specific flags in which all input sections will be
 728         discarded.
 729         (mips_get_size_for_reloc): Add case for R_MIPS_EH.
 730         (Target_mips::Scan::get_reference_flags): Likewise.
 731         (Target_mips::relocate_special_relocatable): Call rel26 method with
 732         calculate_only and calculated_value arguments.
 733         (Target_mips::Scan::local): Add case for R_MIPS_EH. Don't create a
 734         dynamic relocation against a readonly sections, and pass
 735         is_section_symbol to Mips_got_info::record_local_got_symbol.
 736         (Target_mips::Scan::global): Add case for R_MIPS_EH. Don't create a
 737         dynamic relocation against a readonly sections, and pass r_type
 738         and r_offset to Target_mips::copy_reloc.
 739         (Target_mips::Relocate::relocate): Add support for resolving
 740         relocations for Mips64.
 741         (Target_mips::mips_info): Add case for Mips64 default dynamic
 742         linker name.
 743         (Target_selector_mips): Correct emulation names.
 744
 745 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 746
 747         * mips.cc (class Mips_output_data_la25_stub): Add
 748         do_print_to_mapfile function.
 749
 750 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 751
 752         * mips.cc (Mips_classify_reloc::put_r_info): Call 32bit version of
 753         elf_r_info.
 754
 755 2016-03-09  H.J. Lu  <hongjiu.lu@intel.com>
 756
 757         * testsuite/plugin_layout_with_alignment.cc: Renamed to ..
 758         * testsuite/plugin_layout_with_alignment.c: This.
 759         * testsuite/Makefile.am (plugin_layout_with_alignment.o): Updated.
 760         (plugin_layout_with_alignment): Likewise.
 761         * testsuite/Makefile.in: Regenerated.
 762
 763 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
 764
 765         PR 19751
 766         * testsuite/Makefile.am (retain_symbols_file_test): Remove check
 767         for constructor.
 768         * testsuite/Makefile.in: Regenerate.
 769         * testsuite/dynamic_list.sh: Likewise.
 770         * testsuite/retain_symbols_file_test.sh: Likewise.
 771
 772 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
 773
 774         PR 19751
 775         * arm.cc (Reloc_stub::Key::name): Add unused attribute.
 776         * dirsearch.cc (Dir_caches::~Dir_caches): Likewise.
 777
 778 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
 779             Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 780
 781         * output.cc (Output_reloc_writer): New type.
 782         (Output_data_reloc_base::do_write): Move implementation to template
 783         in output.h and replace with invocation of template.
 784         * output.h (Output_file): Move to top of file.
 785         (Output_reloc::get_symbol_index): Move to public interface.
 786         (Output_reloc::get_address): Likewise.
 787         (Output_data_reloc_base::do_write_generic): New function template.
 788
 789 2016-03-04  Cary Coutant  <ccoutant@gmail.com>
 790
 791         PR gold/19019
 792         PR gold/19763
 793         * symtab.cc: Instantiate Sized_symbol::init_constant and
 794         Sized_symbol::init_undefined.
 795
 796 2016-03-03  Cary Coutant  <ccoutant@gmail.com>
 797
 798         PR gold/19019
 799         * layout.h (Layout::add_target_specific_dynamic_tag): New function.
 800         * layout.cc (Layout::add_target_specific_dynamic_tag): New function.
 801         * mips.cc (Target_mips::make_symbol): Adjust function signature.
 802         * sparc.cc (Target_sparc::Target_sparc): Initialize register_syms_.
 803         (Target_sparc::do_is_defined_by_abi): Remove test for
 804         STT_SPARC_REGISTER.
 805         (Target_sparc::Register_symbol): New struct type.
 806         (Target_sparc::register_syms_): New data member.
 807         (Target_sparc<64, true>::sparc_info): Set has_make_symbol to true.
 808         (Target_sparc::make_symbol): New function.
 809         (Target_sparc::do_finalize_sections): Add register symbols and new
 810         dynamic table entries.
 811         * symtab.h (Sized_symbol::init_undefined): Add value parameter.
 812         (Symbol_table::add_target_global_symbol): New function.
 813         (Symbol_table::target_symbols_): New data member.
 814         * symtab.cc (Sized_symbol::init_undefined): Add value parameter.
 815         (Symbol_table::Symbol_table): Initialize target_symbols_.
 816         (Symbol_table::add_from_object): Pass additional parameters to
 817         Target::make_symbol.
 818         (Symbol_table::define_special_symbol): Likewise.
 819         (Symbol_table::add_undefined_symbol_from_command_line): Pass 0 for
 820         undefined symbol value.
 821         (Symbol_table::set_dynsym_indexes): Process target-specific symbols.
 822         (Symbol_table::sized_finalize): Likewise.
 823         (Symbol_table::sized_write_globals): Likewise.
 824         * target.h (Sized_target::make_symbol): Add name, st_type, object,
 825         st_shndx, and value parameters.
 826
 827 2016-03-03  Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
 828
 829         * plugin.cc (do_should_include_member): Ignore LDPK_UNDEF and
 830         LDPK_WEAKUNDEF symbols.
 831
 832 2016-03-03  Than McIntosh  <thanm@google.com>
 833
 834         * plugin.cc (Plugin::load): Include hooks for get_input_section_size
 835         and get_input_section_alignment in transfer vector.
 836         (get_input_section_alignment): New function.
 837         (get_input_section_size): New function.
 838         * testsuite/Makefile.am: Add plugin_layout_with_alignment.sh test.
 839         * testsuite/Makefile.in: [Regenerate.]
 840         * testsuite/plugin_section_alignment.cc: New test file.
 841         * testsuite/plugin_layout_with_alignment.cc: New test file.
 842         * testsuite/plugin_layout_with_alignment.sh: New test file.
 843
 844 2016-03-03  Evgenii Stepanov  <eugenis@google.com>
 845
 846         * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
 847         parameter.
 848         * plugin.cc (get_symbols_v3): New function.
 849         (Plugin::load): Add LDPT_GET_SYMBOLS_V3.
 850         (Pluginobj::get_symbol_resolution_info): Return LDPS_NO_SYMS when using
 851         new version.
 852
 853 2016-02-26  Egor Kochetov  <egor.kochetov@intel.com>
 854             Cary Coutant  <ccoutant@gmail.com>
 855
 856         PR gold/19735
 857         * ehframe.h (Cie::fde_encoding): New method.
 858         * ehframe.cc (Eh_frame::read_fde): Discard FDEs for zero-length
 859         address ranges.
 860
 861 2016-02-15  H.J. Lu  <hongjiu.lu@intel.com>
 862
 863         * testsuite/Makefile.am (x86_64_mov_to_lea5.o): Pass
 864         -mrelax-relocations=yes to $(TEST_AS).
 865         (x86_64_mov_to_lea6.o): Likewise.
 866         (x86_64_overflow_pc32.o): Remove duplicated target.
 867         * testsuite/Makefile.in: Regenerated.
 868
 869 2016-02-15  Marcin Kościelnicki  <koriakin@0x04.net>
 870
 871         * s390.cc (Target_s390::match_view_u): New helper method.
 872         (Target_s390::do_is_call_to_non_split): New method.
 873         (Target_s390::ss_code_st_r14): New const.
 874         (Target_s390::ss_code_l_r14): New const.
 875         (Target_s390::ss_code_bras_8): New const.
 876         (Target_s390::ss_code_l_basr): New const.
 877         (Target_s390::ss_code_a_basr): New const.
 878         (Target_s390::ss_code_ear): New const.
 879         (Target_s390::ss_code_c): New const.
 880         (Target_s390::ss_code_larl): New const.
 881         (Target_s390::ss_code_brasl): New const.
 882         (Target_s390::ss_code_jg): New const.
 883         (Target_s390::ss_code_jgl): New const.
 884         (Target_s390::ss_match_mcount): New helper method.
 885         (Target_s390::ss_match_l): New helper method.
 886         (Target_s390::ss_match_ahi): New helper method.
 887         (Target_s390::ss_match_alfi): New helper method.
 888         (Target_s390::ss_match_cr): New helper method.
 889         (Target_s390::do_calls_non_split): New method.
 890         * testsuite/Makefile.am: Added new tests.
 891         * testsuite/Makefile.in: Regenerate.
 892         * testsuite/split_s390.sh: New test.
 893         * testsuite/split_s390_1_a1.s: New test.
 894         * testsuite/split_s390_1_a2.s: New test.
 895         * testsuite/split_s390_1_n1.s: New test.
 896         * testsuite/split_s390_1_n2.s: New test.
 897         * testsuite/split_s390_1_z1.s: New test.
 898         * testsuite/split_s390_1_z2.s: New test.
 899         * testsuite/split_s390_1_z3.s: New test.
 900         * testsuite/split_s390_1_z4.s: New test.
 901         * testsuite/split_s390_2_ns.s: New test.
 902         * testsuite/split_s390_2_s.s: New test.
 903         * testsuite/split_s390x_1_a1.s: New test.
 904         * testsuite/split_s390x_1_a2.s: New test.
 905         * testsuite/split_s390x_1_n1.s: New test.
 906         * testsuite/split_s390x_1_n2.s: New test.
 907         * testsuite/split_s390x_1_z1.s: New test.
 908         * testsuite/split_s390x_1_z2.s: New test.
 909         * testsuite/split_s390x_1_z3.s: New test.
 910         * testsuite/split_s390x_1_z4.s: New test.
 911         * testsuite/split_s390x_2_ns.s: New test.
 912         * testsuite/split_s390x_2_s.s: New test.
 913
 914 2016-02-11 Rahul Chaudhry  <rahulchaudhry@google.com>
 915
 916         * aarch64.cc (Target_aarch64::scan_erratum_843419_span): Remove
 917         info message for every erratum 843419 found and fixed.
 918
 919 2016-02-07  Cary Coutant  <ccoutant@gmail.com>
 920
 921         PR gold/18695
 922         * x86_64.cc (Target_x86_64::Relocate::relocate): Add additional
 923         information to relocation overflow errors.
 924
 925 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
 926
 927         PR gold/18695
 928         * x86_64.cc (X86_64_relocate_functions::pcrela32_check): Fix x32
 929         overflow checking when symbol value + addend < 0.
 930
 931 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
 932
 933         PR gold/19577
 934         * reloc.h (Limits): New class.
 935         (Bits::has_overflow32): Use min/max values from Limits.
 936         (Bits::has_unsigned_overflow32): Likewise.
 937         (Bits::has_signed_unsigned_overflow32): Likewise.
 938         (Bits::has_overflow): Likewise.
 939         (Bits::has_unsigned_overflow): Likewise.
 940         (Bits::has_signed_unsigned_overflow64): Likewise.
 941
 942 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
 943
 944         PR gold/19567
 945         * reloc.h (Relocate_functions::Overflow_check): Add comments.
 946         * x86_64.cc (X86_64_relocate_functions): New class.
 947         (Target_x86_64::Relocate::relocate): Use the new class.
 948         * testsuite/Makefile.am (x86_64_overflow_pc32): Add -Tdata option.
 949         (x32_overflow_pc32): New test case.
 950         * testsuite/Makefile.in: Regenerate.
 951         * testsuite/x32_overflow_pc32.sh: New script.
 952         * testsuite/x86_64_overflow_pc32.s: Remove .space directive.
 953
 954 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
 955
 956         PR gold/19577
 957         * reloc.h (Bits::has_unsigned_overflow32): Fix static_cast.
 958         (Bits::has_unsigned_overflow): Remove unnecessary static_cast.
 959
 960 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
 961
 962         PR gold/19577
 963         * reloc.h (Bits::has_unsigned_overflow32): Fix unsigned/signed
 964         comparison.
 965         (Bits::has_unsigned_overflow): Likewise.
 966
 967 2016-02-06  Marcin Kościelnicki  <koriakin@0x04.net>
 968
 969         * i386.cc (Target_i386::is_call_to_non_split): Add view and view_size
 970         parameters.
 971         * reloc.cc (Sized_relobj_file::split_stack_adjust_reltype): Pass view
 972         and view_size to is_call_to_non_split.
 973         * target.cc (Target::is_call_to_non_split): Add view and view_size
 974         parameters.
 975         * target.h (class Target): Likewise.
 976
 977 2016-02-05  Sriraman Tallam  <tmsriram@google.com>
 978
 979         * icf.cc (get_rel_addend): New function.
 980         (get_section_contents):  Move merge section addend computation to a
 981         new function.  Ignore negative values for SHT_REL and SHT_RELA addends.
 982         Fix bug to not read past the length of the section.
 983
 984 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
 985             Andrew Senkevich  <andrew.senkevich@intel.com>
 986
 987         PR gold/18695
 988         * x86_64.cc (Target_x86_64::Relocate::relocate): Add overflow
 989         checking for R_X86_64_32, R_X86_64_32S, R_X86_64_PC32, and
 990         R_X86_64_PLT32.
 991         * testsuite/Makefile.am (x86_64_overflow_pc32): New test.
 992         * testsuite/x86_64_overflow_pc32.sh: New test script.
 993         * testsuite/x86_64_overflow_pc32.s: New source file.
 994
 995 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
 996
 997         PR gold/18695
 998         * reloc.h (Relocate_functions::Address): New typedef.
 999         (Relocate_functions::Addendtype): New typedef.
1000         (Relocate_functions::Overflow_check): New enum type.
1001         (Relocate_functions::Reloc_status): New enum type.
1002         (Relocate_functions::check_overflow): New function template.
1003         (Relocate_functions::rel): Add check parameter; check for overflow.
1004         (Relocate_functions::rel_unaligned): Likewise.
1005         (Relocate_functions::rela): Likewise.
1006         (Relocate_functions::pcrel): Likewise.
1007         (Relocate_functions::pcrel_unaligned): Likewise.
1008         (Relocate_functions::pcrela): Likewise.
1009         (Relocate_functions::rel8): Adjust parameter types.
1010         (Relocate_functions::rela8): Likewise.
1011         (Relocate_functions::pcrel8): Likewise.
1012         (Relocate_functions::pcrela8): Likewise.
1013         (Relocate_functions::rel16): Likewise.
1014         (Relocate_functions::rela168): Likewise.
1015         (Relocate_functions::pcrel16): Likewise.
1016         (Relocate_functions::pcrela16): Likewise.
1017         (Relocate_functions::rel32): Likewise.
1018         (Relocate_functions::rel32_unaligned): Likewise.
1019         (Relocate_functions::rela32): Likewise.
1020         (Relocate_functions::pcrel32): Likewise.
1021         (Relocate_functions::pcrel32_unaligned): Likewise.
1022         (Relocate_functions::pcrela32): Likewise.
1023         (Relocate_functions::rel8_check): New function.
1024         (Relocate_functions::rela8_check): New function.
1025         (Relocate_functions::pcrel8_check): New function.
1026         (Relocate_functions::pcrela8_check): New function.
1027         (Relocate_functions::rel16_check): New function.
1028         (Relocate_functions::rela168_check): New function.
1029         (Relocate_functions::pcrel16_check): New function.
1030         (Relocate_functions::pcrela16_check): New function.
1031         (Relocate_functions::rel32_check): New function.
1032         (Relocate_functions::rel32_unaligned_check): New function.
1033         (Relocate_functions::rela32_check): New function.
1034         (Relocate_functions::pcrel32_check): New function.
1035         (Relocate_functions::pcrel32_unaligned_check): New function.
1036         (Relocate_functions::pcrela32_check): New function.
1037         (Bits::has_unsigned_overflow32): New function.
1038         (Bits::has_unsigned_overflow): New function.
1039         * testsuite/Makefile.am (overflow_unittest): New test.
1040         * testsuite/Makefile.in: Regenerate.
1041         * testsuite/overflow_unittest.cc: New source file.
1042
1043 2016-02-04  Alan Modra  <amodra@gmail.com>
1044
1045         * powerpc.cc (relocate): Adjust last patch for big-endian.
1046
1047 2016-02-02  Alan Modra  <amodra@gmail.com>
1048
1049         * powerpc.cc (relocate): Further restrict ELFv2 entry optimization.
1050
1051 2016-01-15 Han Shen  <shenhan@google.com>
1052
1053         PR gold/19472 - need pc-relative stubs.
1054
1055         * aarch64.cc (Reloc_stub::stub_type_for_reloc): Return PC-relative
1056         stub type for DSOs and pie executables.
1057
1058 2016-01-12  H.J. Lu  <hongjiu.lu@intel.com>
1059
1060         * i386.cc (Target_i386::Classify_reloc::get_r_addend): Remove
1061         'typename'.
1062
1063 2016-01-12  Cary Coutant  <ccoutant@gmail.com>
1064
1065         * arm.cc (Target_arm::Classify_reloc::get_r_addend): New method.
1066         * i386.cc (Target_i386::Classify_reloc::get_r_addend): New method.
1067         * mips.cc (Target_arm::Mips_classify_reloc::get_r_addend): (Both
1068         specializations) New method.
1069
1070 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
1071
1072         PR gold/19353
1073         * aarch64.cc (Target_aarch64::relocate_tls): Don't insist that
1074         we have a TLS segment for GD-to-IE optimization.
1075         * i386.cc (Target_i386::tls_gd_to_ie): Remove tls_segment parameter.
1076         Adjust all calls.
1077         (Target_i386::tls_desc_gd_to_ie): Likewise.
1078         (Target_i386::relocate_tls): Don't insist that we have a TLS segment
1079         for TLSDESC GD-to-IE optimizations.
1080         * x86_64.cc (Target_x86_64::tls_gd_to_ie): Remove tls_segment parameter.
1081         Adjust all calls.
1082         (Target_x86_64::tls_desc_gd_to_ie): Likewise.
1083         (Target_x86_64::relocate_tls): Don't insist that we have a TLS segment
1084         for TLSDESC GD-to-IE optimizations.
1085
1086 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
1087
1088         Refactor gold to enable support for MIPS-64 relocation format.
1089
1090         * gc.h (get_embedded_addend_size): Remove sh_type parameter.
1091         (gc_process_relocs): Remove sh_type template parameter.
1092         Use Classify_reloc to access r_sym, r_type, and r_addend fields.
1093         * object.h (Sized_relobj_file::split_stack_adjust): Add target
1094         parameter.
1095         (Sized_relobj_file::split_stack_adjust_reltype): Likewise.
1096         * reloc-types.h (Reloc_types::copy_reloc_addend): (SHT_REL and SHT_RELA
1097         specializations) Remove.
1098         * reloc.cc (Emit_relocs_strategy): Rename and move to target-reloc.h.
1099         (Sized_relobj_file::emit_relocs_scan): Call Target::emit_relocs_scan().
1100         (Sized_relobj_file::emit_relocs_scan_reltype): Remove.
1101         (Sized_relobj_file::split_stack_adjust): Add target parameter.
1102         Adjust all callers.
1103         (Sized_relobj_file::split_stack_adjust_reltype): Likewise. Call
1104         Target::get_r_sym() to get r_sym field from relocations.
1105         (Track_relocs::next_symndx): Call Target::get_r_sym().
1106         * target-reloc.h (scan_relocs): Remove sh_type template parameter;
1107         add Classify_reloc template parameter.  Use for accessing r_sym and
1108         r_type.
1109         (relocate_section): Likewise.
1110         (Default_classify_reloc): New class (renamed and moved from reloc.cc).
1111         (Default_scan_relocatable_relocs): Remove sh_type template parameter.
1112         (Default_scan_relocatable_relocs::Reltype): New typedef.
1113         (Default_scan_relocatable_relocs::reloc_size): New const.
1114         (Default_scan_relocatable_relocs::sh_type): New const.
1115         (Default_scan_relocatable_relocs::get_r_sym): New method.
1116         (Default_scan_relocatable_relocs::get_r_type): New method.
1117         (Default_emit_relocs_strategy): New class.
1118         (scan_relocatable_relocs): Replace sh_type template parameter with
1119         Scan_relocatable_relocs class.  Use it to access r_sym and r_type
1120         fields.
1121         (relocate_relocs): Replace sh_type template parameter with
1122         Classify_reloc class.  Use it to access r_sym and r_type fields.
1123         * target.h (Target::is_call_to_non_split): Replace r_type parameter
1124         with pointer to relocation. Adjust all callers.
1125         (Target::do_is_call_to_non_split): Likewise.
1126         (Target::emit_relocs_scan): New virtual method.
1127         (Sized_target::get_r_sym): New virtual method.
1128         * target.cc (Target::do_is_call_to_non_split): Replace r_type parameter
1129         with pointer to relocation.
1130
1131         * aarch64.cc (Target_aarch64::emit_relocs_scan): New method.
1132         (Target_aarch64::Relocatable_size_for_reloc): Remove.
1133         (Target_aarch64::gc_process_relocs): Use Default_classify_reloc.
1134         (Target_aarch64::scan_relocs): Likewise.
1135         (Target_aarch64::relocate_section): Likewise.
1136         (Target_aarch64::Relocatable_size_for_reloc::get_size_for_reloc):
1137         Remove.
1138         (Target_aarch64::scan_relocatable_relocs): Use Default_classify_reloc.
1139         (Target_aarch64::relocate_relocs): Use Default_classify_reloc.
1140         * arm.cc (Target_arm::Arm_scan_relocatable_relocs): Remove sh_type
1141         template parameter.
1142         (Target_arm::emit_relocs_scan): New method.
1143         (Target_arm::Relocatable_size_for_reloc): Replace with...
1144         (Target_arm::Classify_reloc): ...this.
1145         (Target_arm::gc_process_relocs): Use Classify_reloc.
1146         (Target_arm::scan_relocs): Likewise.
1147         (Target_arm::relocate_section): Likewise.
1148         (Target_arm::scan_relocatable_relocs): Likewise.
1149         (Target_arm::relocate_relocs): Likewise.
1150         * i386.cc (Target_i386::emit_relocs_scan): New method.
1151         (Target_i386::Relocatable_size_for_reloc): Replace with...
1152         (Target_i386::Classify_reloc): ...this.
1153         (Target_i386::gc_process_relocs): Use Classify_reloc.
1154         (Target_i386::scan_relocs): Likewise.
1155         (Target_i386::relocate_section): Likewise.
1156         (Target_i386::scan_relocatable_relocs): Likewise.
1157         (Target_i386::relocate_relocs): Likewise.
1158         * mips.cc (Mips_scan_relocatable_relocs): Remove sh_type template
1159         parameter.
1160         (Mips_reloc_types): New class template.
1161         (Mips_classify_reloc): New class template.
1162         (Target_mips::Reltype): New typedef.
1163         (Target_mips::Relatype): New typedef.
1164         (Target_mips::emit_relocs_scan): New method.
1165         (Target_mips::get_r_sym): New method.
1166         (Target_mips::Relocatable_size_for_reloc): Replace with
1167         Mips_classify_reloc.
1168         (Target_mips::copy_reloc): Use Mips_classify_reloc.
1169         (Target_mips::gc_process_relocs): Likewise.
1170         (Target_mips::scan_relocs): Likewise.
1171         (Target_mips::relocate_section): Likewise.
1172         (Target_mips::scan_relocatable_relocs): Likewise.
1173         (Target_mips::relocate_relocs): Likewise.
1174         (mips_get_size_for_reloc): New function, factored out from
1175         Relocatable_size_for_reloc::get_size_for_reloc.
1176         (Target_mips::Scan::local): Use Mips_classify_reloc.
1177         (Target_mips::Scan::global): Likewise.
1178         (Target_mips::Relocate::relocate): Likewise.
1179         * powerpc.cc (Target_powerpc::emit_relocs_scan): New method.
1180         (Target_powerpc::Relocatable_size_for_reloc): Remove.
1181         (Target_powerpc::gc_process_relocs): Use Default_classify_reloc.
1182         (Target_powerpc::scan_relocs): Likewise.
1183         (Target_powerpc::relocate_section): Likewise.
1184         (Powerpc_scan_relocatable_reloc): Convert to class template.
1185         (Powerpc_scan_relocatable_reloc::Reltype): New typedef.
1186         (Powerpc_scan_relocatable_reloc::reloc_size): New const.
1187         (Powerpc_scan_relocatable_reloc::sh_type): New const.
1188         (Powerpc_scan_relocatable_reloc::get_r_sym): New method.
1189         (Powerpc_scan_relocatable_reloc::get_r_type): New method.
1190         (Target_powerpc::scan_relocatable_relocs): Use
1191         Powerpc_scan_relocatable_reloc.
1192         (Target_powerpc::relocate_relocs): Use Default_classify_reloc.
1193         * s390.cc (Target_s390::emit_relocs_scan): New method.
1194         (Target_s390::Relocatable_size_for_reloc): Remove.
1195         (Target_s390::gc_process_relocs): Use Default_classify_reloc.
1196         (Target_s390::scan_relocs): Likewise.
1197         (Target_s390::relocate_section): Likewise.
1198         (Target_s390::Relocatable_size_for_reloc::get_size_for_reloc):
1199         Remove.
1200         (Target_s390::scan_relocatable_relocs): Use Default_classify_reloc.
1201         (Target_s390::relocate_relocs): Use Default_classify_reloc.
1202         * sparc.cc (Target_sparc::emit_relocs_scan): New method.
1203         (Target_sparc::Relocatable_size_for_reloc): Remove.
1204         (Target_sparc::gc_process_relocs): Use Default_classify_reloc.
1205         (Target_sparc::scan_relocs): Likewise.
1206         (Target_sparc::relocate_section): Likewise.
1207         (Target_sparc::Relocatable_size_for_reloc::get_size_for_reloc):
1208         Remove.
1209         (Target_sparc::scan_relocatable_relocs): Use Default_classify_reloc.
1210         (Target_sparc::relocate_relocs): Use Default_classify_reloc.
1211         * tilegx.cc (Target_tilegx::emit_relocs_scan): New method.
1212         (Target_tilegx::Relocatable_size_for_reloc): Remove.
1213         (Target_tilegx::gc_process_relocs): Use Default_classify_reloc.
1214         (Target_tilegx::scan_relocs): Likewise.
1215         (Target_tilegx::relocate_section): Likewise.
1216         (Target_tilegx::Relocatable_size_for_reloc::get_size_for_reloc):
1217         Remove.
1218         (Target_tilegx::scan_relocatable_relocs): Use Default_classify_reloc.
1219         (Target_tilegx::relocate_relocs): Use Default_classify_reloc.
1220         * x86_64.cc (Target_x86_64::emit_relocs_scan): New method.
1221         (Target_x86_64::Relocatable_size_for_reloc): Remove.
1222         (Target_x86_64::gc_process_relocs): Use Default_classify_reloc.
1223         (Target_x86_64::scan_relocs): Likewise.
1224         (Target_x86_64::relocate_section): Likewise.
1225         (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1226         Remove.
1227         (Target_x86_64::scan_relocatable_relocs): Use Default_classify_reloc.
1228         (Target_x86_64::relocate_relocs): Use Default_classify_reloc.
1229
1230         * testsuite/testfile.cc (Target_test::emit_relocs_scan): New method.
1231
1232 2016-01-01  Alan Modra  <amodra@gmail.com>
1233
1234         Update year range in copyright notice of all files.
1235
1236 For older changes see ChangeLog-0815
1237 \f
1238 Copyright (C) 2016 Free Software Foundation, Inc.
1239
1240 Copying and distribution of this file, with or without modification,
1241 are permitted in any medium without royalty provided the copyright
1242 notice and this notice are preserved.
1243
1244 Local Variables:
1245 mode: change-log
1246 left-margin: 8
1247 fill-column: 74
1248 version-control: never
1249 End: