gold/ChangeLog

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