gold/ChangeLog

   1 2016-10-21  Gergely Nagy  <ngg@tresorit.com>
   2
   3         PR gold/17704
   4         * icf.cc (match_sections): Add new parameter section_addraligns.
   5         Check section alignment and keep the section with the strictest
   6         alignment.
   7         (find_identical_sections): New local variable section_addraligns.
   8         Store each section's alignment.
   9         * Makefile.in: Regenerate.
  10         * testsuite/pr17704a_test.s: New file.
  11         * testsuite/Makefile.am (pr17704a_test): New test.
  12         * testsuite/Makefile.in: Regenerate.
  13
  14 2016-06-29  Cary Coutant  <ccoutant@gmail.com>
  15
  16 gold/
  17         PR gold/20310
  18         * testsuite/dynamic_list.sh: Remove check for _ZdlPv.
  19
  20 2016-06-29  Cary Coutant  <ccoutant@gmail.com>
  21
  22         * testsuite/Makefile.am (MOSTLYCLEANFILES): Add eh_test_2.
  23         * testsuite/Makefile.in: Regenerate.
  24
  25 2016-06-30  Alan Modra  <amodra@gmail.com>
  26
  27         * testsuite/Makefile.am (memory_test, memory_test_2): Pass
  28         -Wl,-z to gcc, not plain -z.
  29         * testsuite/Makefile.in: Regenerate.
  30
  31 2016-06-29  H.J. Lu  <hongjiu.lu@intel.com>
  32
  33         PR gold/20308
  34         * i386.cc (Target_i386::Relocate::relocate): Allow
  35         R_386_GOT32X relocation against ___tls_get_addr.
  36         (Target_i386::Relocate::tls_gd_to_ie): Support indirect
  37         call to __tls_get_addr.
  38         (Target_i386::Relocate::tls_gd_to_le): Likewise.
  39         (Target_i386::Relocate::tls_ld_to_le): Likewise.
  40         * testsuite/Makefile.am (check_PROGRAMS): Add pr20308a_test,
  41         pr20308b_test, pr20308c_test, pr20308d_test, pr20308e_test.
  42         (pr20308a_test_SOURCES): New.
  43         (pr20308a_test_DEPENDENCIES): Likewise.
  44         (pr20308a_test_CFLAGS): Likewise.
  45         (pr20308a_test_LDFLAGS): Likewise.
  46         (pr20308a_test_LDADD): Likewise.
  47         (pr20308b_test_SOURCES): Likewise.
  48         (pr20308b_test_DEPENDENCIES): Likewise.
  49         (pr20308b_test_CFLAGS): Likewise.
  50         (pr20308b_test_LDFLAGS): Likewise.
  51         (pr20308b_test_LDADD): Likewise.
  52         (pr20308c_test_SOURCES): Likewise.
  53         (pr20308c_test_DEPENDENCIES): Likewise.
  54         (pr20308c_test_CFLAGS): Likewise.
  55         (pr20308c_test_LDFLAGS): Likewise.
  56         (pr20308c_test_LDADD): Likewise.
  57         (pr20308d_test_SOURCES): Likewise.
  58         (pr20308d_test_DEPENDENCIES): Likewise.
  59         (pr20308d_test_CFLAGS): Likewise.
  60         (pr20308d_test_LDFLAGS): Likewise.
  61         (pr20308d_test_LDADD): Likewise.
  62         (pr20308e_test_SOURCES): Likewise.
  63         (pr20308e_test_DEPENDENCIES): Likewise.
  64         (pr20308e_test_CFLAGS): Likewise.
  65         (pr20308e_test_LDFLAGS): Likewise.
  66         (pr20308e_test_LDADD): Likewise.
  67         (pr20308a.so): Likewise.
  68         (pr20308b.so): Likewise.
  69         (pr20308_gd.o): Likewise.
  70         (pr20308_ld.o): Likewise.
  71         (MOSTLYCLEANFILES): Add pr20308a.so pr20308b.so.
  72         * testsuite/Makefile.in: Regenerated.
  73         * testsuite/pr20308_def.c: New file.
  74         * testsuite/pr20308_gd.S: Likewise.
  75         * testsuite/pr20308_ld.S: Likewise.
  76         * testsuite/pr20308_main.c: Likewise.
  77
  78 2016-06-29  H.J. Lu  <hongjiu.lu@intel.com>
  79
  80         PR gold/20216
  81         * configure.ac (DEFAULT_TARGET_X86_64_OR_X32): New
  82         AM_CONDITIONAL.
  83         * configure: Regenerated.
  84         * x86_64.cc (Target_x86_64<size>::Relocate::relocate): Allow
  85         R_X86_64_GOTPCRELX relocation against __tls_get_addr.
  86         (Target_x86_64<size>::Relocate::tls_gd_to_ie): Support indirect
  87         call to __tls_get_addr.
  88         (Target_x86_64<size>::Relocate::tls_gd_to_le): Likewise.
  89         (Target_x86_64<size>::Relocate::tls_ld_to_le): Likewise.
  90         * testsuite/Makefile.am (check_PROGRAMS): Add pr20216a_test,
  91         pr20216b_test, pr20216c_test, pr20216d_test, pr20216e_test.
  92         (pr20216a_test_SOURCES): New.
  93         (pr20216a_test_DEPENDENCIES): Likewise.
  94         (pr20216a_test_CFLAGS): Likewise.
  95         (pr20216a_test_LDFLAGS): Likewise.
  96         (pr20216a_test_LDADD): Likewise.
  97         (pr20216b_test_SOURCES): Likewise.
  98         (pr20216b_test_DEPENDENCIES): Likewise.
  99         (pr20216b_test_CFLAGS): Likewise.
 100         (pr20216b_test_LDFLAGS): Likewise.
 101         (pr20216b_test_LDADD): Likewise.
 102         (pr20216c_test_SOURCES): Likewise.
 103         (pr20216c_test_DEPENDENCIES): Likewise.
 104         (pr20216c_test_CFLAGS): Likewise.
 105         (pr20216c_test_LDFLAGS): Likewise.
 106         (pr20216c_test_LDADD): Likewise.
 107         (pr20216d_test_SOURCES): Likewise.
 108         (pr20216d_test_DEPENDENCIES): Likewise.
 109         (pr20216d_test_CFLAGS): Likewise.
 110         (pr20216d_test_LDFLAGS): Likewise.
 111         (pr20216d_test_LDADD): Likewise.
 112         (pr20216e_test_SOURCES): Likewise.
 113         (pr20216e_test_DEPENDENCIES): Likewise.
 114         (pr20216e_test_CFLAGS): Likewise.
 115         (pr20216e_test_LDFLAGS): Likewise.
 116         (pr20216e_test_LDADD): Likewise.
 117         (pr20216a.so): Likewise.
 118         (pr20216b.so): Likewise.
 119         (pr20216_gd.o): Likewise.
 120         (pr20216_ld.o): Likewise.
 121         (MOSTLYCLEANFILES): Add pr20216a.so pr20216b.so.
 122         * testsuite/Makefile.in: Regenerated.
 123         * testsuite/pr20216_def.c: New file.
 124         * testsuite/pr20216_gd.S: Likewise.
 125         * testsuite/pr20216_ld.S: Likewise.
 126         * testsuite/pr20216_main.c: Likewise.
 127
 128 2016-06-29  Alan Modra  <amodra@gmail.com>
 129
 130         * script_test_12.t: Delete .plt, specify 64k page size.
 131         * script_test_12i.t: Likewise.
 132
 133 2016-06-29  Alan Modra  <amodra@gmail.com>
 134
 135         * testsuite/plugin_layout_with_alignment.c: Explicitly align all
 136         variables.
 137
 138 2016-06-29  Alan Modra  <amodra@gmail.com>
 139
 140         * testsuite/Makefile.am (copy_test_protected): Disable for powerpc.
 141         * testsuite/Makefile.in: Regenerate.
 142
 143 2016-06-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 144
 145         * aarch64-reloc.def (NONE): New relocation.
 146         * aarch64.cc (Target_aarch64::Scan::local): Handle R_AARCH64_NONE.
 147         (Target_aarch64::Scan::global): Likewise.
 148         * testsuite/Makefile.am (aarch64_reloc_none): New test.
 149         * testsuite/Makefile.in: Regenerate.
 150         * testsuite/aarch64_reloc_none.s: New test source file.
 151         * testsuite/aarch64_reloc_none.sh: New test script.
 152
 153 2016-06-28  Sriraman Tallam  <tmsriram@google.com>
 154
 155         * x86_64.cc (Lazy_view): New class.
 156         (can_convert_mov_to_lea): Templatize function.  Make the function
 157         check for appropriate relocation types and use the view parameter
 158         to get section contents.
 159         (can_convert_callq_to_direct): New function.
 160         (Target_x86_64<size>::Scan::global): Refactor.
 161         (Target_x86_64<size>::Relocate::relocate): Refactor. Change any indirect
 162         call via GOT that can be converted.
 163         * testsuite/Makefile.am (x86_64_indirect_call_to_direct.sh): New test.
 164         * testsuite/Makefile.in: Regenerate.
 165         * testsuite/x86_64_indirect_call_to_direct1.s: New file.
 166         * testsuite/x86_64_indirect_jump_to_direct1.s: New file.
 167
 168 2016-06-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 169
 170         * aarch64.cc (Target_aarch64::Scan::local): Move the call to got_section
 171         from the top level to the places of its use.
 172
 173 2016-06-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 174
 175         PR gold/18098
 176         * script-c.h (Sort_wildcard): Add SORT_WILDCARD_BY_INIT_PRIORITY.
 177         * script-sections.cc (Input_section_sorter::get_init_priority): New method.
 178         (Input_section_sorter::operator()): Handle SORT_WILDCARD_BY_INIT_PRIORITY.
 179         (Output_section_element_input::print): Likewise.
 180         * script.cc (script_keyword_parsecodes): Add entry SORT_BY_INIT_PRIORITY.
 181         * yyscript.y (SORT_BY_INIT_PRIORITY): New token.
 182         (wildcard_section): Handle SORT_BY_INIT_PRIORITY.
 183
 184         * testsuite/Makefile.am (script_test_14): New test.
 185         * testsuite/Makefile.in: Regenerate.
 186         * testsuite/script_test_14.s: New test source file.
 187         * testsuite/script_test_14.sh: New test script.
 188         * testsuite/script_test_14.t: New test linker script.
 189
 190 2016-06-28  James Clarke  <jrtc27@jrtc27.com>
 191
 192         * sparc.cc (Target_sparc::Scan::local): Don't convert R_SPARC_32
 193         to R_SPARC_RELATIVE if class is ELFCLASS64.
 194         (Target_sparc::Scan::global): Likewise.
 195
 196 2016-06-23  Cary Coutant  <ccoutant@gmail.com>
 197             Igor Kudrin  <ikudrin@accesssoftek.com>
 198
 199         PR gold/15370
 200         * script-sections.cc
 201         (Output_section_element_input::set_section_addresses): Keep bin_count
 202         separate from input_pattern_count.
 203         * testsuite/script_test_12.t: Add another section .x4.
 204         * testsuite/script_test_12i.t: Likewise.
 205         * testsuite/script_test_12a.c: Likewise.
 206         * testsuite/script_test_12b.c: Likewise.
 207
 208 2016-06-23  Igor Kudrin  <ikudrin@accesssoftek.com>
 209
 210         * gold-threads.cc (impl_threads::Lock_impl_threads): Fix typos.
 211
 212 2016-06-22  H.J. Lu  <hongjiu.lu@intel.com>
 213
 214         PR ld/20283
 215         * NEWS: Mention --enable-relro.
 216         * configure.ac: Add --enable-relro.
 217         (DEFAULT_LD_Z_RELRO): New.  Set by --enable-relro and default
 218         to 1.
 219         * config.in: Regenerated.
 220         * configure: Likewise.
 221         * options.h (General_options::relro): Default to
 222         DEFAULT_LD_Z_RELRO.
 223
 224 2016-06-20  Cary Coutant  <ccoutant@gmail.com>
 225
 226         * NEWS: Add new features in 1.12.
 227         * version.cc (version_string): Bump to 1.12.
 228
 229 2016-06-20  H.J. Lu  <hongjiu.lu@intel.com>
 230
 231         PR gold/20245
 232         * i386.cc (Target_i386::first_plt_entry_offset): Return 0 if
 233         plt_ is NULL.
 234         (Target_i386::plt_entry_size): Likewise.
 235         (Target_x86_64<size>::first_plt_entry_offset): Likewise.
 236         (Target_x86_64<size>::plt_entry_size): Likewise.
 237
 238 2016-06-20  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 239
 240         * mips.cc (Target_mips::Target_mips): Initialize rld_map_.
 241         (Target_mips::rld_map_): New data member.
 242         (Target_mips::do_finalize_sections): Add support for
 243         DT_MIPS_RLD_MAP and DT_MIPS_RLD_MAP_REL dynamic tags,
 244         .rld_map section, and __RLD_MAP symbol.
 245         (Target_mips::do_dynamic_tag_custom_value): Add support for
 246         DT_MIPS_RLD_MAP_REL dynamic tag.
 247         * output.cc (Output_data_dynamic::get_entry_offset): New method
 248         definition.
 249         * output.h (Output_data_dynamic::get_entry_offset): New method
 250         declaration.
 251
 252 2016-06-20  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 253
 254         * mips.cc (Mips_relocate_functions::relpc16): Add unaligned check.
 255
 256 2016-06-20  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 257
 258         * mips.cc (relocation_needs_la25_stub): Add support for relocs:
 259         R_MIPS_PC21_S2 and R_MIPS_PC26_S2.
 260         (hi16_reloc): Add support for R_MIPS_PCHI16 relocation.
 261         (is_matching_lo16_reloc): Likewise.
 262         (lo16_reloc): Add support for R_MIPS_PCLO16 relocation.
 263         (Mips_output_data_plt::plt_entry_r6): New static data member for
 264         R6 PLT entry.
 265         (Target_mips::is_output_r6): New method.
 266         (Target_mips::Mips_mach): Add new enum constants.
 267         (Mips_relocate_functions::Status): Likewise.
 268         (Mips_relocate_functions::pchi16_relocs): New static data member.
 269         (Mips_relocate_functions::relpc21): New method.
 270         (Mips_relocate_functions::relpc26): Likewise.
 271         (Mips_relocate_functions::relpc18): Likewise.
 272         (Mips_relocate_functions::relpc19): Likewise.
 273         (Mips_relocate_functions::relpchi16): Likewise.
 274         (Mips_relocate_functions::do_relpchi16): Likewise.
 275         (Mips_relocate_functions::relpclo16): Likewise.
 276         (Mips_output_data_plt::do_write): Add support for Mips r6 plt
 277         entry.
 278         (Target_mips::mips_32bit_flags): Add E_MIPS_ARCH_32R6 support.
 279         (Target_mips::elf_mips_mach): Add E_MIPS_ARCH_32R6 and
 280         E_MIPS_ARCH_64R6 support.
 281         (Target_mips::update_abiflags_isa): Likewise.
 282         (mips_get_size_for_reloc): Add support for relocs: R_MIPS_PCHI16,
 283         R_MIPS_PCLO16, R_MIPS_PC21_S2, R_MIPS_PC26_S2, R_MIPS_PC18_S3 and
 284         R_MIPS_PC19_S2.
 285         (Target_mips::Scan::local): Add support for relocs: R_MIPS_PCHI16
 286         and R_MIPS_PCLO16.
 287         (Target_mips::Scan::global): Add support for relocs:
 288         R_MIPS_PC21_S2 and R_MIPS_PC26_S2.
 289         (Target_mips::Relocate::relocate): Call functions for resolving
 290         Mips32r6 and Mips64r6 relocations, and print error message for
 291         STATUS_PCREL_UNALIGNED.
 292         (Target_mips::Scan::get_reference_flags): Add support for relocs:
 293         R_MIPS_PCHI16, R_MIPS_PCLO16, R_MIPS_PC21_S2, R_MIPS_PC26_S2,
 294         R_MIPS_PC18_S3 and R_MIPS_PC19_S2.
 295         (Target_mips::elf_mips_mach_name): Add E_MIPS_ARCH_32R6 and
 296         E_MIPS_ARCH_64R6 support.
 297
 298 2016-06-13  H.J. Lu  <hongjiu.lu@intel.com>
 299
 300         PR gold/20246
 301         * testsuite/script_test_2.t: Add .got.plt after .got.
 302
 303 2016-06-10  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 304
 305         * mips.cc (struct Mips_abiflags): New struct.
 306         (Mips_relobj::Mips_relobj): Initialize attributes_section_data_
 307         and abiflags_.
 308         (Mips_relobj::~Mips_relobj): Delete object pointed by
 309         attributes_section_data_.
 310         (Mips_relobj::abiflags): New method.
 311         (Mips_relobj::attributes_section_data): Likewise.
 312         (Mips_relobj::attributes_section_data_): New data member.
 313         (Mips_relobj::abiflags_): Likewise.
 314         (class Mips_output_section_abiflags): New class.
 315         (Target_mips::Target_mips): Initialize attributes_section_data_,
 316         abiflags_ and has_abiflags_section_.
 317         (Target_mips::do_should_include_section): Don't emit input
 318         .MIPS.abiflags sections to output .MIPS.abiflags.
 319         (Target_mips::Mips_mach): Add new enum constants.
 320         (Target_mips::mips_isa_ext_mach): New method.
 321         (Target_mips::mips_isa_ext): Likewise.
 322         (Target_mips::update_abiflags_isa): Likewise.
 323         (Target_mips::infer_abiflags): Likewise.
 324         (Target_mips::create_abiflags): Likewise.
 325         (Target_mips::fp_abi_string): Likewise.
 326         (Target_mips::select_fp_abi): Likewise.
 327         (Target_mips::merge_obj_attributes): Likewise.
 328         (Target_mips::merge_obj_abiflags): Likewise.
 329         (Target_mips::level_rev): Likewise.
 330         (Target_mips::merge_obj_e_flags): Rename from
 331         merge_processor_specific_flags. Remove dyn_obj argument,
 332         call update_abiflags_isa when needed, compare NaN encodings and
 333         compare FP64 state.
 334         (Target_mips::add_machine_extensions): Add two machine extensions
 335         and fix one.
 336         (Target_mips::attributes_section_data_): New data member.
 337         (Target_mips::abiflags_): Likewise.
 338         (Target_mips::has_abiflags_section_): Likewise.
 339         (Mips_relobj::do_read_symbols): Read .gnu.attributes and
 340         .MIPS.abiflags sections if they exists.
 341         (Target_mips::elf_mips_mach): Add E_MIPS_MACH_5900 and
 342         E_MIPS_MACH_OCTEON3 support.
 343         (Target_mips::do_adjust_elf_header): Setup EI_ABIVERSION flag.
 344         (Target_mips::do_finalize_sections): Merge .gnu.attributes and
 345         .MIPS.abiflags sections from input. Create these sections if
 346         needed.
 347         (Target_mips::elf_mips_mach_name): Add E_MIPS_MACH_5900 and
 348         E_MIPS_MACH_OCTEON3 support, and change strings for
 349         E_MIPS_MACH_LS2E, E_MIPS_MACH_LS2F and E_MIPS_MACH_LS3A just
 350         to match bfd.
 351
 352 2016-06-10  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 353
 354         * mips.cc (Mips_relobj::Mips_relobj): Initialize
 355         has_reginfo_section_.
 356         (Mips_relobj::has_reginfo_section_): New data member.
 357         (Mips_relobj::has_reginfo_section): New method.
 358         (class Mips_output_section_reginfo): Change base class to
 359         Output_section_data, and set masks of the output .reginfo section
 360         in constructor.
 361         (Mips_output_section_reginfo::as_mips_output_section_reginfo):
 362         Remove.
 363         (Mips_output_section_reginfo::set_masks): Likewise.
 364         (Mips_output_section_reginfo::set_final_data_size): Likewise.
 365         (Mips_output_section_reginfo::do_print_to_mapfile): New method.
 366         (Target_mips::do_make_output_section): Remove.
 367         (Mips_relobj::do_read_symbols): Set has_reginfo_section_ to true
 368         if the object contains a .reginfo section.
 369         (Target_mips::do_finalize_sections): Create a .reginfo output
 370         section if needed.
 371
 372 2016-06-09  Artemiy Volkov  <artemiyv@acm.org>
 373
 374         * mips.cc (Mips_output_data_got::do_write): Add missing template
 375         args via typedef.
 376
 377 2016-05-30  Marcin Kościelnicki  <koriakin@0x04.net>
 378
 379         PR/19960
 380         * s390.cc (Target_s390::ss_code_st_r14): Removed.
 381         (Target_s390::ss_code_l_r14): Removed.
 382         (Target_s390::ss_code_ear): Removed.
 383         (Target_s390::ss_code_c): Removed.
 384         (Target_s390::ss_match_st_r14): New function.
 385         (Target_s390::ss_match_l_r14): New function.
 386         (Target_s390::ss_match_mcount): Call ss_match_{l,st}_r14 instead
 387         of matching code directly.
 388         (Target_s390::ss_match_ear): New function.
 389         (Target_s390::ss_match_c): New function.
 390         (Target_s390::do_calls_non_split): Call ss_match_{ear,c} instead
 391         of matching code directly.
 392
 393 2016-05-19  Cary Coutant  <ccoutant@gmail.com>
 394
 395         PR gold/19823
 396         * copy-relocs.cc (Copy_relocs::make_copy_reloc): Add object
 397         parameter; check for protected symbol.
 398         * copy-relocs.h (Copy_relocs::make_copy_reloc): Add object parameter.
 399         * mips.cc (Mips_copy_relocs): Adjust call to make_copy_reloc.
 400         * symtab.cc (Symbol::init_fields): Initialize is_protected_.
 401         (Symbol_table::add_from_dynobj): Mark protected symbols.
 402         * symtab.h (Symbol::is_protected): New method.
 403         (Symbol::set_is_protected): New method.
 404         (Symbol::is_protected_): New data member.
 405
 406         * testsuite/Makefile.am (copy_test_protected): New test.
 407         * testsuite/Makefile.in: Regenerate.
 408         * testsuite/copy_test.cc (main): Add legal reference to protected
 409         symbol.
 410         * testsuite/copy_test_v1.cc (main): Likewise.
 411         * testsuite/copy_test_2.cc (ip): Add protected symbol.
 412         * testsuite/copy_test_protected.cc: New test source file.
 413         * testsuite/copy_test_protected.sh: New test script.
 414
 415 2016-05-19  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 416
 417         * mips.cc (Mips_got_entry::Mips_got_entry): Remove object argument
 418         for global got symbols, and set addend to 0.
 419         (Mips_got_entry::hash): Change hash algorithm.
 420         (Mips_got_entry::equals): Refactor.
 421         (Mips_got_entry::object): Return input object for local got symbols
 422         from union d.
 423         (Mips_got_entry::addend): Change return of the relocation addend.
 424         (Mips_got_entry::addend_): Move from union d.
 425         (Mips_got_entry::object_): Move into union d.
 426         (class Mips_symbol_hash): New class.
 427         (Mips_got_info::Global_got_entry_set): New type.
 428         (Mips_got_info::global_got_symbols): Change return type to
 429         Global_got_entry_set.
 430         (Mips_got_info::global_got_symbols_): Change type to
 431         Global_got_entry_set.
 432         (Mips_symbol::hash): New method.
 433         (Mips_output_data_la25_stub::symbols_): Change type to std::vector.
 434         (Mips_output_data_mips_stubs::Mips_stubs_entry_set): New type.
 435         (Mips_output_data_mips_stubs::symbols_): Change type to
 436         Mips_stubs_entry_set.
 437         (Mips_got_info::record_global_got_symbol): Don't pass object
 438         argument when creating global got symbol.
 439         (Mips_got_info::record_got_entry): Remove find before inserting
 440         got entries.
 441         (Mips_got_info::add_reloc_only_entries): Change type of iterator
 442         to Global_got_entry_set.
 443         (Mips_got_info::count_got_symbols): Likewise.
 444         (Mips_output_data_la25_stub::create_la25_stub): Use push_back
 445         for adding entries to symbols_.
 446         (Mips_output_data_la25_stub::do_write): Change type of iterator
 447         to std::vector.
 448         (Mips_output_data_mips_stubs::set_lazy_stub_offsets): Change type
 449         of iterator to Mips_stubs_entry_set.
 450         (Mips_output_data_mips_stubs::set_needs_dynsym_value): Likewise.
 451         (Mips_output_data_mips_stubs::do_write): Likewise.
 452
 453 2016-05-06  Han Shen  <shenhan@google.com>
 454
 455         PR gold/19987.
 456
 457         * aarch64-reloc.def: New relocation type.
 458         * aarch64.cc (AArch64_relocate_functions::Page): Changed to public.
 459         (Target_aarch64::Scan::local): Add R_AARCH64_LD64_GOTPAGE_LO15.
 460         (Target_aarch64::Scan::global): Add R_AARCH64_LD64_GOTPAGE_LO15.
 461         (Target_aarch64::Relocate::relocate): Implement R_AARCH64_LD64_GOTPAGE_LO15.
 462
 463 2016-04-28  Nick Clifton  <nickc@redhat.com>
 464
 465         * po/zh_CN.po: Updated Chinese (simplified) translation.
 466
 467 2016-04-15  H.J. Lu  <hongjiu.lu@intel.com>
 468
 469         * Makefile.in: Regenerated with automake 1.11.6.
 470         * aclocal.m4: Likewise.
 471         * testsuite/Makefile.in: Likewise.
 472
 473 2016-03-30  Cary Coutant  <ccoutant@gmail.com>
 474
 475         PR gold/16979
 476         * symtab.cc (Symbol_table::define_default_version): Check for case
 477         where symbols are both in different shared objects.
 478
 479 2016-03-27  Cary Coutant  <ccoutant@gmail.com>
 480
 481         PR gold/16111
 482         * i386.cc (Target_i386): Add check for fully-resolved symbol for
 483         R_386_GOTOFF.
 484
 485 2016-03-22  Nick Clifton  <nickc@redhat.com>
 486
 487         * configure: Regenerate.
 488
 489 2016-03-21  Cary Coutant  <ccoutant@gmail.com>
 490
 491         PR gold/19842
 492         * errors.cc (Errors::undefined_symbol): Add info message when
 493         symbol should have been provided by a plugin.
 494         * target-reloc.h (issue_undefined_symbol_error): Check for
 495         placeholder symbols defined in discarded sections.
 496         * testsuite/Makefile.am (plugin_test_9b): New test case.
 497         * testsuite/Makefile.in: Regenerate.
 498         * testsuite/plugin_test_9b_elf.cc: New test source file.
 499         * testsuite/plugin_test_9b_ir.cc: New test source file.
 500
 501 2016-03-20  Cary Coutant  <ccoutant@gmail.com>
 502
 503         PR gold/19002
 504         * ehframe.cc (Eh_frame::read_fde): Check for dropped functions.
 505         * testsuite/Makefile.am (eh_test_2): New test.
 506         * testsuite/Makefile.in: Regenerate.
 507         * testsuite/eh_test_2.sh: New test script.
 508         * testsuite/eh_test_a.cc (bar): Make it comdat.
 509         * testsuite/eh_test_b.cc (bar): Add a duplicate copy.
 510
 511 2016-03-18  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 512
 513         * mips.cc (Mips_relobj::is_n64_): Remove.
 514         (Target_mips::ei_class_): Likewise.
 515         (Mips_relobj::is_newabi): Call methods.
 516         (Mips_relobj::is_n64): Change checking for N64 ABI.
 517         (Target_mips::is_output_n64): Likewise.
 518         (Target_mips::merge_processor_specific_flags): Remove ei_class
 519         argument, and remove comparing ei_class.
 520         (Target_mips::do_adjust_elf_header): Remove setting EI_CLASS field
 521         of the ELF header.
 522         (Target_mips::do_finalize_sections): Don't pass ei_class argument
 523         to merge_processor_specific_flags.
 524         (Target_mips::elf_mips_abi_name): Remove ei_class argument, and
 525         change checking for N64 ABI.
 526
 527 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 528
 529         * mips.cc (enum Special_relocation_symbol): New enum type.
 530         (is_readonly_section): New function.
 531         (eh_reloc): Likewise.
 532         (Mips_got_entry::is_section_symbol_): New member.
 533         (Mips_got_entry::is_section_symbol): New method.
 534         (Mips_got_info::record_local_got_symbol): Add is_section_symbol
 535         argument.
 536         (Mips_relobj::mips_elf_options_section_name): New method.
 537         (Mips_output_data_got::record_local_got_symbol): Add
 538         is_section_symbol argument, and pass it to
 539         Mips_got_info::record_local_got_symbol.
 540         (Mips_output_data_got::got_offset): Add addend argument, and pass
 541         it to Relobj::local_got_offset.
 542         (struct Mips_output_reloc_writer): New type.
 543         (class Mips_output_data_reloc): New class.
 544         (Mips_output_data_plt::Reloc_section): Change type to
 545         Mips_output_data_reloc.
 546         (Target_mips::Reloc_section): Likewise.
 547         (Mips_reloc_types::get_r_addend): Remove unsigned from return type.
 548         (Mips_classify_reloc::get_r_type2): New method.
 549         (Mips_classify_reloc::get_r_type3): Likewise.
 550         (Mips_classify_reloc::get_r_ssym): Likewise.
 551         (Target_mips::Reloca_section): Remove.
 552         (Relocate::should_apply_static_reloc): Rename from
 553         should_apply_r_mips_32_reloc.
 554         (Target_mips::copy_reloc): Replace Reltype parameter with r_type
 555         and r_offset.
 556         (Mips_relocate_functions::Valtype): New type.
 557         (Mips_relocate_functions::Valtype64): New type.
 558         (Mips_relocate_functions::check_overflow): New method.
 559         (Mips_relocate_functions::mips_reloc_unshuffle): Move to public
 560         interface.
 561         (Mips_relocate_functions::mips_reloc_shuffle): Likewise.
 562         (Mips_relocate_functions::rel16): Add support for resolving
 563         relocations for Mips64.
 564         (Mips_relocate_functions::rel32): Likewise.
 565         (Mips_relocate_functions::reljalr): Likewise.
 566         (Mips_relocate_functions::relpc32): Likewise.
 567         (Mips_relocate_functions::rel26): Likewise.
 568         (Mips_relocate_functions::relpc16): Likewise.
 569         (Mips_relocate_functions::relmicromips_pc7_s1): Likewise.
 570         (Mips_relocate_functions::relmicromips_pc10_s1): Likewise.
 571         (Mips_relocate_functions::relmicromips_pc16_s1): Likewise.
 572         (Mips_relocate_functions::do_relhi16): Likewise.
 573         (Mips_relocate_functions::do_relgot16_local): Likewise.
 574         (Mips_relocate_functions::rello16): Likewise.
 575         (Mips_relocate_functions::relgot): Likewise.
 576         (Mips_relocate_functions::relgotpage): Likewise.
 577         (Mips_relocate_functions::relgotofst): Likewise.
 578         (Mips_relocate_functions::relgot_hi16): Likewise.
 579         (Mips_relocate_functions::relgot_lo16): Likewise.
 580         (Mips_relocate_functions::relgprel): Likewise.
 581         (Mips_relocate_functions::relgprel32): Likewise.
 582         (Mips_relocate_functions::tlsrelhi16): Likewise.
 583         (Mips_relocate_functions::tlsrello16): Likewise.
 584         (Mips_relocate_functions::tlsrel32): Likewise.
 585         (Mips_relocate_functions::relsub): Likewise.
 586         (Mips_relocate_functions::releh): New method.
 587         (Mips_relocate_functions::rel64): Likewise.
 588         (Mips_got_info::record_local_got_symbol): Add is_section_symbol and
 589         pass it to Mips_got_entry.
 590         (Mips_got_info::add_local_entries): Pass addend argument
 591         to code functions, and for STT_SECTION symbols call
 592         add_symbolless_local_addend.
 593         (Mips_got_info::add_tls_entries): Pass addend argument to code
 594         functions.
 595         (Mips_relobj::do_read_symbols): Read gp value that was used to
 596         create object.
 597         (Mips_output_data_plt::plt_entry): Remove opcode from l[wd]
 598         instruction. Opcode for instruction will be selected later.
 599         (Target_mips::gc_process_relocs): Add case for SHT_RELA.
 600         (Target_mips::scan_relocatable_relocs): Likewise.
 601         (Target_mips::emit_relocs_scan): Likewise.
 602         (Target_mips::relocate_relocs): Likewise.
 603         (Target_mips::do_finalize_sections): Skip objects for merging
 604         processor specific flags in which all input sections will be
 605         discarded.
 606         (mips_get_size_for_reloc): Add case for R_MIPS_EH.
 607         (Target_mips::Scan::get_reference_flags): Likewise.
 608         (Target_mips::relocate_special_relocatable): Call rel26 method with
 609         calculate_only and calculated_value arguments.
 610         (Target_mips::Scan::local): Add case for R_MIPS_EH. Don't create a
 611         dynamic relocation against a readonly sections, and pass
 612         is_section_symbol to Mips_got_info::record_local_got_symbol.
 613         (Target_mips::Scan::global): Add case for R_MIPS_EH. Don't create a
 614         dynamic relocation against a readonly sections, and pass r_type
 615         and r_offset to Target_mips::copy_reloc.
 616         (Target_mips::Relocate::relocate): Add support for resolving
 617         relocations for Mips64.
 618         (Target_mips::mips_info): Add case for Mips64 default dynamic
 619         linker name.
 620         (Target_selector_mips): Correct emulation names.
 621
 622 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 623
 624         * mips.cc (class Mips_output_data_la25_stub): Add
 625         do_print_to_mapfile function.
 626
 627 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 628
 629         * mips.cc (Mips_classify_reloc::put_r_info): Call 32bit version of
 630         elf_r_info.
 631
 632 2016-03-09  H.J. Lu  <hongjiu.lu@intel.com>
 633
 634         * testsuite/plugin_layout_with_alignment.cc: Renamed to ..
 635         * testsuite/plugin_layout_with_alignment.c: This.
 636         * testsuite/Makefile.am (plugin_layout_with_alignment.o): Updated.
 637         (plugin_layout_with_alignment): Likewise.
 638         * testsuite/Makefile.in: Regenerated.
 639
 640 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
 641
 642         PR 19751
 643         * testsuite/Makefile.am (retain_symbols_file_test): Remove check
 644         for constructor.
 645         * testsuite/Makefile.in: Regenerate.
 646         * testsuite/dynamic_list.sh: Likewise.
 647         * testsuite/retain_symbols_file_test.sh: Likewise.
 648
 649 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
 650
 651         PR 19751
 652         * arm.cc (Reloc_stub::Key::name): Add unused attribute.
 653         * dirsearch.cc (Dir_caches::~Dir_caches): Likewise.
 654
 655 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
 656             Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 657
 658         * output.cc (Output_reloc_writer): New type.
 659         (Output_data_reloc_base::do_write): Move implementation to template
 660         in output.h and replace with invocation of template.
 661         * output.h (Output_file): Move to top of file.
 662         (Output_reloc::get_symbol_index): Move to public interface.
 663         (Output_reloc::get_address): Likewise.
 664         (Output_data_reloc_base::do_write_generic): New function template.
 665
 666 2016-03-04  Cary Coutant  <ccoutant@gmail.com>
 667
 668         PR gold/19019
 669         PR gold/19763
 670         * symtab.cc: Instantiate Sized_symbol::init_constant and
 671         Sized_symbol::init_undefined.
 672
 673 2016-03-03  Cary Coutant  <ccoutant@gmail.com>
 674
 675         PR gold/19019
 676         * layout.h (Layout::add_target_specific_dynamic_tag): New function.
 677         * layout.cc (Layout::add_target_specific_dynamic_tag): New function.
 678         * mips.cc (Target_mips::make_symbol): Adjust function signature.
 679         * sparc.cc (Target_sparc::Target_sparc): Initialize register_syms_.
 680         (Target_sparc::do_is_defined_by_abi): Remove test for
 681         STT_SPARC_REGISTER.
 682         (Target_sparc::Register_symbol): New struct type.
 683         (Target_sparc::register_syms_): New data member.
 684         (Target_sparc<64, true>::sparc_info): Set has_make_symbol to true.
 685         (Target_sparc::make_symbol): New function.
 686         (Target_sparc::do_finalize_sections): Add register symbols and new
 687         dynamic table entries.
 688         * symtab.h (Sized_symbol::init_undefined): Add value parameter.
 689         (Symbol_table::add_target_global_symbol): New function.
 690         (Symbol_table::target_symbols_): New data member.
 691         * symtab.cc (Sized_symbol::init_undefined): Add value parameter.
 692         (Symbol_table::Symbol_table): Initialize target_symbols_.
 693         (Symbol_table::add_from_object): Pass additional parameters to
 694         Target::make_symbol.
 695         (Symbol_table::define_special_symbol): Likewise.
 696         (Symbol_table::add_undefined_symbol_from_command_line): Pass 0 for
 697         undefined symbol value.
 698         (Symbol_table::set_dynsym_indexes): Process target-specific symbols.
 699         (Symbol_table::sized_finalize): Likewise.
 700         (Symbol_table::sized_write_globals): Likewise.
 701         * target.h (Sized_target::make_symbol): Add name, st_type, object,
 702         st_shndx, and value parameters.
 703
 704 2016-03-03  Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
 705
 706         * plugin.cc (do_should_include_member): Ignore LDPK_UNDEF and
 707         LDPK_WEAKUNDEF symbols.
 708
 709 2016-03-03  Than McIntosh  <thanm@google.com>
 710
 711         * plugin.cc (Plugin::load): Include hooks for get_input_section_size
 712         and get_input_section_alignment in transfer vector.
 713         (get_input_section_alignment): New function.
 714         (get_input_section_size): New function.
 715         * testsuite/Makefile.am: Add plugin_layout_with_alignment.sh test.
 716         * testsuite/Makefile.in: [Regenerate.]
 717         * testsuite/plugin_section_alignment.cc: New test file.
 718         * testsuite/plugin_layout_with_alignment.cc: New test file.
 719         * testsuite/plugin_layout_with_alignment.sh: New test file.
 720
 721 2016-03-03  Evgenii Stepanov  <eugenis@google.com>
 722
 723         * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
 724         parameter.
 725         * plugin.cc (get_symbols_v3): New function.
 726         (Plugin::load): Add LDPT_GET_SYMBOLS_V3.
 727         (Pluginobj::get_symbol_resolution_info): Return LDPS_NO_SYMS when using
 728         new version.
 729
 730 2016-02-26  Egor Kochetov  <egor.kochetov@intel.com>
 731             Cary Coutant  <ccoutant@gmail.com>
 732
 733         PR gold/19735
 734         * ehframe.h (Cie::fde_encoding): New method.
 735         * ehframe.cc (Eh_frame::read_fde): Discard FDEs for zero-length
 736         address ranges.
 737
 738 2016-02-15  H.J. Lu  <hongjiu.lu@intel.com>
 739
 740         * testsuite/Makefile.am (x86_64_mov_to_lea5.o): Pass
 741         -mrelax-relocations=yes to $(TEST_AS).
 742         (x86_64_mov_to_lea6.o): Likewise.
 743         (x86_64_overflow_pc32.o): Remove duplicated target.
 744         * testsuite/Makefile.in: Regenerated.
 745
 746 2016-02-15  Marcin Kościelnicki  <koriakin@0x04.net>
 747
 748         * s390.cc (Target_s390::match_view_u): New helper method.
 749         (Target_s390::do_is_call_to_non_split): New method.
 750         (Target_s390::ss_code_st_r14): New const.
 751         (Target_s390::ss_code_l_r14): New const.
 752         (Target_s390::ss_code_bras_8): New const.
 753         (Target_s390::ss_code_l_basr): New const.
 754         (Target_s390::ss_code_a_basr): New const.
 755         (Target_s390::ss_code_ear): New const.
 756         (Target_s390::ss_code_c): New const.
 757         (Target_s390::ss_code_larl): New const.
 758         (Target_s390::ss_code_brasl): New const.
 759         (Target_s390::ss_code_jg): New const.
 760         (Target_s390::ss_code_jgl): New const.
 761         (Target_s390::ss_match_mcount): New helper method.
 762         (Target_s390::ss_match_l): New helper method.
 763         (Target_s390::ss_match_ahi): New helper method.
 764         (Target_s390::ss_match_alfi): New helper method.
 765         (Target_s390::ss_match_cr): New helper method.
 766         (Target_s390::do_calls_non_split): New method.
 767         * testsuite/Makefile.am: Added new tests.
 768         * testsuite/Makefile.in: Regenerate.
 769         * testsuite/split_s390.sh: New test.
 770         * testsuite/split_s390_1_a1.s: New test.
 771         * testsuite/split_s390_1_a2.s: New test.
 772         * testsuite/split_s390_1_n1.s: New test.
 773         * testsuite/split_s390_1_n2.s: New test.
 774         * testsuite/split_s390_1_z1.s: New test.
 775         * testsuite/split_s390_1_z2.s: New test.
 776         * testsuite/split_s390_1_z3.s: New test.
 777         * testsuite/split_s390_1_z4.s: New test.
 778         * testsuite/split_s390_2_ns.s: New test.
 779         * testsuite/split_s390_2_s.s: New test.
 780         * testsuite/split_s390x_1_a1.s: New test.
 781         * testsuite/split_s390x_1_a2.s: New test.
 782         * testsuite/split_s390x_1_n1.s: New test.
 783         * testsuite/split_s390x_1_n2.s: New test.
 784         * testsuite/split_s390x_1_z1.s: New test.
 785         * testsuite/split_s390x_1_z2.s: New test.
 786         * testsuite/split_s390x_1_z3.s: New test.
 787         * testsuite/split_s390x_1_z4.s: New test.
 788         * testsuite/split_s390x_2_ns.s: New test.
 789         * testsuite/split_s390x_2_s.s: New test.
 790
 791 2016-02-11 Rahul Chaudhry  <rahulchaudhry@google.com>
 792
 793         * aarch64.cc (Target_aarch64::scan_erratum_843419_span): Remove
 794         info message for every erratum 843419 found and fixed.
 795
 796 2016-02-07  Cary Coutant  <ccoutant@gmail.com>
 797
 798         PR gold/18695
 799         * x86_64.cc (Target_x86_64::Relocate::relocate): Add additional
 800         information to relocation overflow errors.
 801
 802 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
 803
 804         PR gold/18695
 805         * x86_64.cc (X86_64_relocate_functions::pcrela32_check): Fix x32
 806         overflow checking when symbol value + addend < 0.
 807
 808 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
 809
 810         PR gold/19577
 811         * reloc.h (Limits): New class.
 812         (Bits::has_overflow32): Use min/max values from Limits.
 813         (Bits::has_unsigned_overflow32): Likewise.
 814         (Bits::has_signed_unsigned_overflow32): Likewise.
 815         (Bits::has_overflow): Likewise.
 816         (Bits::has_unsigned_overflow): Likewise.
 817         (Bits::has_signed_unsigned_overflow64): Likewise.
 818
 819 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
 820
 821         PR gold/19567
 822         * reloc.h (Relocate_functions::Overflow_check): Add comments.
 823         * x86_64.cc (X86_64_relocate_functions): New class.
 824         (Target_x86_64::Relocate::relocate): Use the new class.
 825         * testsuite/Makefile.am (x86_64_overflow_pc32): Add -Tdata option.
 826         (x32_overflow_pc32): New test case.
 827         * testsuite/Makefile.in: Regenerate.
 828         * testsuite/x32_overflow_pc32.sh: New script.
 829         * testsuite/x86_64_overflow_pc32.s: Remove .space directive.
 830
 831 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
 832
 833         PR gold/19577
 834         * reloc.h (Bits::has_unsigned_overflow32): Fix static_cast.
 835         (Bits::has_unsigned_overflow): Remove unnecessary static_cast.
 836
 837 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
 838
 839         PR gold/19577
 840         * reloc.h (Bits::has_unsigned_overflow32): Fix unsigned/signed
 841         comparison.
 842         (Bits::has_unsigned_overflow): Likewise.
 843
 844 2016-02-06  Marcin Kościelnicki  <koriakin@0x04.net>
 845
 846         * i386.cc (Target_i386::is_call_to_non_split): Add view and view_size
 847         parameters.
 848         * reloc.cc (Sized_relobj_file::split_stack_adjust_reltype): Pass view
 849         and view_size to is_call_to_non_split.
 850         * target.cc (Target::is_call_to_non_split): Add view and view_size
 851         parameters.
 852         * target.h (class Target): Likewise.
 853
 854 2016-02-05  Sriraman Tallam  <tmsriram@google.com>
 855
 856         * icf.cc (get_rel_addend): New function.
 857         (get_section_contents):  Move merge section addend computation to a
 858         new function.  Ignore negative values for SHT_REL and SHT_RELA addends.
 859         Fix bug to not read past the length of the section.
 860
 861 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
 862             Andrew Senkevich  <andrew.senkevich@intel.com>
 863
 864         PR gold/18695
 865         * x86_64.cc (Target_x86_64::Relocate::relocate): Add overflow
 866         checking for R_X86_64_32, R_X86_64_32S, R_X86_64_PC32, and
 867         R_X86_64_PLT32.
 868         * testsuite/Makefile.am (x86_64_overflow_pc32): New test.
 869         * testsuite/x86_64_overflow_pc32.sh: New test script.
 870         * testsuite/x86_64_overflow_pc32.s: New source file.
 871
 872 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
 873
 874         PR gold/18695
 875         * reloc.h (Relocate_functions::Address): New typedef.
 876         (Relocate_functions::Addendtype): New typedef.
 877         (Relocate_functions::Overflow_check): New enum type.
 878         (Relocate_functions::Reloc_status): New enum type.
 879         (Relocate_functions::check_overflow): New function template.
 880         (Relocate_functions::rel): Add check parameter; check for overflow.
 881         (Relocate_functions::rel_unaligned): Likewise.
 882         (Relocate_functions::rela): Likewise.
 883         (Relocate_functions::pcrel): Likewise.
 884         (Relocate_functions::pcrel_unaligned): Likewise.
 885         (Relocate_functions::pcrela): Likewise.
 886         (Relocate_functions::rel8): Adjust parameter types.
 887         (Relocate_functions::rela8): Likewise.
 888         (Relocate_functions::pcrel8): Likewise.
 889         (Relocate_functions::pcrela8): Likewise.
 890         (Relocate_functions::rel16): Likewise.
 891         (Relocate_functions::rela168): Likewise.
 892         (Relocate_functions::pcrel16): Likewise.
 893         (Relocate_functions::pcrela16): Likewise.
 894         (Relocate_functions::rel32): Likewise.
 895         (Relocate_functions::rel32_unaligned): Likewise.
 896         (Relocate_functions::rela32): Likewise.
 897         (Relocate_functions::pcrel32): Likewise.
 898         (Relocate_functions::pcrel32_unaligned): Likewise.
 899         (Relocate_functions::pcrela32): Likewise.
 900         (Relocate_functions::rel8_check): New function.
 901         (Relocate_functions::rela8_check): New function.
 902         (Relocate_functions::pcrel8_check): New function.
 903         (Relocate_functions::pcrela8_check): New function.
 904         (Relocate_functions::rel16_check): New function.
 905         (Relocate_functions::rela168_check): New function.
 906         (Relocate_functions::pcrel16_check): New function.
 907         (Relocate_functions::pcrela16_check): New function.
 908         (Relocate_functions::rel32_check): New function.
 909         (Relocate_functions::rel32_unaligned_check): New function.
 910         (Relocate_functions::rela32_check): New function.
 911         (Relocate_functions::pcrel32_check): New function.
 912         (Relocate_functions::pcrel32_unaligned_check): New function.
 913         (Relocate_functions::pcrela32_check): New function.
 914         (Bits::has_unsigned_overflow32): New function.
 915         (Bits::has_unsigned_overflow): New function.
 916         * testsuite/Makefile.am (overflow_unittest): New test.
 917         * testsuite/Makefile.in: Regenerate.
 918         * testsuite/overflow_unittest.cc: New source file.
 919
 920 2016-02-04  Alan Modra  <amodra@gmail.com>
 921
 922         * powerpc.cc (relocate): Adjust last patch for big-endian.
 923
 924 2016-02-02  Alan Modra  <amodra@gmail.com>
 925
 926         * powerpc.cc (relocate): Further restrict ELFv2 entry optimization.
 927
 928 2016-01-15 Han Shen  <shenhan@google.com>
 929
 930         PR gold/19472 - need pc-relative stubs.
 931
 932         * aarch64.cc (Reloc_stub::stub_type_for_reloc): Return PC-relative
 933         stub type for DSOs and pie executables.
 934
 935 2016-01-12  H.J. Lu  <hongjiu.lu@intel.com>
 936
 937         * i386.cc (Target_i386::Classify_reloc::get_r_addend): Remove
 938         'typename'.
 939
 940 2016-01-12  Cary Coutant  <ccoutant@gmail.com>
 941
 942         * arm.cc (Target_arm::Classify_reloc::get_r_addend): New method.
 943         * i386.cc (Target_i386::Classify_reloc::get_r_addend): New method.
 944         * mips.cc (Target_arm::Mips_classify_reloc::get_r_addend): (Both
 945         specializations) New method.
 946
 947 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
 948
 949         PR gold/19353
 950         * aarch64.cc (Target_aarch64::relocate_tls): Don't insist that
 951         we have a TLS segment for GD-to-IE optimization.
 952         * i386.cc (Target_i386::tls_gd_to_ie): Remove tls_segment parameter.
 953         Adjust all calls.
 954         (Target_i386::tls_desc_gd_to_ie): Likewise.
 955         (Target_i386::relocate_tls): Don't insist that we have a TLS segment
 956         for TLSDESC GD-to-IE optimizations.
 957         * x86_64.cc (Target_x86_64::tls_gd_to_ie): Remove tls_segment parameter.
 958         Adjust all calls.
 959         (Target_x86_64::tls_desc_gd_to_ie): Likewise.
 960         (Target_x86_64::relocate_tls): Don't insist that we have a TLS segment
 961         for TLSDESC GD-to-IE optimizations.
 962
 963 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
 964
 965         Refactor gold to enable support for MIPS-64 relocation format.
 966
 967         * gc.h (get_embedded_addend_size): Remove sh_type parameter.
 968         (gc_process_relocs): Remove sh_type template parameter.
 969         Use Classify_reloc to access r_sym, r_type, and r_addend fields.
 970         * object.h (Sized_relobj_file::split_stack_adjust): Add target
 971         parameter.
 972         (Sized_relobj_file::split_stack_adjust_reltype): Likewise.
 973         * reloc-types.h (Reloc_types::copy_reloc_addend): (SHT_REL and SHT_RELA
 974         specializations) Remove.
 975         * reloc.cc (Emit_relocs_strategy): Rename and move to target-reloc.h.
 976         (Sized_relobj_file::emit_relocs_scan): Call Target::emit_relocs_scan().
 977         (Sized_relobj_file::emit_relocs_scan_reltype): Remove.
 978         (Sized_relobj_file::split_stack_adjust): Add target parameter.
 979         Adjust all callers.
 980         (Sized_relobj_file::split_stack_adjust_reltype): Likewise. Call
 981         Target::get_r_sym() to get r_sym field from relocations.
 982         (Track_relocs::next_symndx): Call Target::get_r_sym().
 983         * target-reloc.h (scan_relocs): Remove sh_type template parameter;
 984         add Classify_reloc template parameter.  Use for accessing r_sym and
 985         r_type.
 986         (relocate_section): Likewise.
 987         (Default_classify_reloc): New class (renamed and moved from reloc.cc).
 988         (Default_scan_relocatable_relocs): Remove sh_type template parameter.
 989         (Default_scan_relocatable_relocs::Reltype): New typedef.
 990         (Default_scan_relocatable_relocs::reloc_size): New const.
 991         (Default_scan_relocatable_relocs::sh_type): New const.
 992         (Default_scan_relocatable_relocs::get_r_sym): New method.
 993         (Default_scan_relocatable_relocs::get_r_type): New method.
 994         (Default_emit_relocs_strategy): New class.
 995         (scan_relocatable_relocs): Replace sh_type template parameter with
 996         Scan_relocatable_relocs class.  Use it to access r_sym and r_type
 997         fields.
 998         (relocate_relocs): Replace sh_type template parameter with
 999         Classify_reloc class.  Use it to access r_sym and r_type fields.
1000         * target.h (Target::is_call_to_non_split): Replace r_type parameter
1001         with pointer to relocation. Adjust all callers.
1002         (Target::do_is_call_to_non_split): Likewise.
1003         (Target::emit_relocs_scan): New virtual method.
1004         (Sized_target::get_r_sym): New virtual method.
1005         * target.cc (Target::do_is_call_to_non_split): Replace r_type parameter
1006         with pointer to relocation.
1007
1008         * aarch64.cc (Target_aarch64::emit_relocs_scan): New method.
1009         (Target_aarch64::Relocatable_size_for_reloc): Remove.
1010         (Target_aarch64::gc_process_relocs): Use Default_classify_reloc.
1011         (Target_aarch64::scan_relocs): Likewise.
1012         (Target_aarch64::relocate_section): Likewise.
1013         (Target_aarch64::Relocatable_size_for_reloc::get_size_for_reloc):
1014         Remove.
1015         (Target_aarch64::scan_relocatable_relocs): Use Default_classify_reloc.
1016         (Target_aarch64::relocate_relocs): Use Default_classify_reloc.
1017         * arm.cc (Target_arm::Arm_scan_relocatable_relocs): Remove sh_type
1018         template parameter.
1019         (Target_arm::emit_relocs_scan): New method.
1020         (Target_arm::Relocatable_size_for_reloc): Replace with...
1021         (Target_arm::Classify_reloc): ...this.
1022         (Target_arm::gc_process_relocs): Use Classify_reloc.
1023         (Target_arm::scan_relocs): Likewise.
1024         (Target_arm::relocate_section): Likewise.
1025         (Target_arm::scan_relocatable_relocs): Likewise.
1026         (Target_arm::relocate_relocs): Likewise.
1027         * i386.cc (Target_i386::emit_relocs_scan): New method.
1028         (Target_i386::Relocatable_size_for_reloc): Replace with...
1029         (Target_i386::Classify_reloc): ...this.
1030         (Target_i386::gc_process_relocs): Use Classify_reloc.
1031         (Target_i386::scan_relocs): Likewise.
1032         (Target_i386::relocate_section): Likewise.
1033         (Target_i386::scan_relocatable_relocs): Likewise.
1034         (Target_i386::relocate_relocs): Likewise.
1035         * mips.cc (Mips_scan_relocatable_relocs): Remove sh_type template
1036         parameter.
1037         (Mips_reloc_types): New class template.
1038         (Mips_classify_reloc): New class template.
1039         (Target_mips::Reltype): New typedef.
1040         (Target_mips::Relatype): New typedef.
1041         (Target_mips::emit_relocs_scan): New method.
1042         (Target_mips::get_r_sym): New method.
1043         (Target_mips::Relocatable_size_for_reloc): Replace with
1044         Mips_classify_reloc.
1045         (Target_mips::copy_reloc): Use Mips_classify_reloc.
1046         (Target_mips::gc_process_relocs): Likewise.
1047         (Target_mips::scan_relocs): Likewise.
1048         (Target_mips::relocate_section): Likewise.
1049         (Target_mips::scan_relocatable_relocs): Likewise.
1050         (Target_mips::relocate_relocs): Likewise.
1051         (mips_get_size_for_reloc): New function, factored out from
1052         Relocatable_size_for_reloc::get_size_for_reloc.
1053         (Target_mips::Scan::local): Use Mips_classify_reloc.
1054         (Target_mips::Scan::global): Likewise.
1055         (Target_mips::Relocate::relocate): Likewise.
1056         * powerpc.cc (Target_powerpc::emit_relocs_scan): New method.
1057         (Target_powerpc::Relocatable_size_for_reloc): Remove.
1058         (Target_powerpc::gc_process_relocs): Use Default_classify_reloc.
1059         (Target_powerpc::scan_relocs): Likewise.
1060         (Target_powerpc::relocate_section): Likewise.
1061         (Powerpc_scan_relocatable_reloc): Convert to class template.
1062         (Powerpc_scan_relocatable_reloc::Reltype): New typedef.
1063         (Powerpc_scan_relocatable_reloc::reloc_size): New const.
1064         (Powerpc_scan_relocatable_reloc::sh_type): New const.
1065         (Powerpc_scan_relocatable_reloc::get_r_sym): New method.
1066         (Powerpc_scan_relocatable_reloc::get_r_type): New method.
1067         (Target_powerpc::scan_relocatable_relocs): Use
1068         Powerpc_scan_relocatable_reloc.
1069         (Target_powerpc::relocate_relocs): Use Default_classify_reloc.
1070         * s390.cc (Target_s390::emit_relocs_scan): New method.
1071         (Target_s390::Relocatable_size_for_reloc): Remove.
1072         (Target_s390::gc_process_relocs): Use Default_classify_reloc.
1073         (Target_s390::scan_relocs): Likewise.
1074         (Target_s390::relocate_section): Likewise.
1075         (Target_s390::Relocatable_size_for_reloc::get_size_for_reloc):
1076         Remove.
1077         (Target_s390::scan_relocatable_relocs): Use Default_classify_reloc.
1078         (Target_s390::relocate_relocs): Use Default_classify_reloc.
1079         * sparc.cc (Target_sparc::emit_relocs_scan): New method.
1080         (Target_sparc::Relocatable_size_for_reloc): Remove.
1081         (Target_sparc::gc_process_relocs): Use Default_classify_reloc.
1082         (Target_sparc::scan_relocs): Likewise.
1083         (Target_sparc::relocate_section): Likewise.
1084         (Target_sparc::Relocatable_size_for_reloc::get_size_for_reloc):
1085         Remove.
1086         (Target_sparc::scan_relocatable_relocs): Use Default_classify_reloc.
1087         (Target_sparc::relocate_relocs): Use Default_classify_reloc.
1088         * tilegx.cc (Target_tilegx::emit_relocs_scan): New method.
1089         (Target_tilegx::Relocatable_size_for_reloc): Remove.
1090         (Target_tilegx::gc_process_relocs): Use Default_classify_reloc.
1091         (Target_tilegx::scan_relocs): Likewise.
1092         (Target_tilegx::relocate_section): Likewise.
1093         (Target_tilegx::Relocatable_size_for_reloc::get_size_for_reloc):
1094         Remove.
1095         (Target_tilegx::scan_relocatable_relocs): Use Default_classify_reloc.
1096         (Target_tilegx::relocate_relocs): Use Default_classify_reloc.
1097         * x86_64.cc (Target_x86_64::emit_relocs_scan): New method.
1098         (Target_x86_64::Relocatable_size_for_reloc): Remove.
1099         (Target_x86_64::gc_process_relocs): Use Default_classify_reloc.
1100         (Target_x86_64::scan_relocs): Likewise.
1101         (Target_x86_64::relocate_section): Likewise.
1102         (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1103         Remove.
1104         (Target_x86_64::scan_relocatable_relocs): Use Default_classify_reloc.
1105         (Target_x86_64::relocate_relocs): Use Default_classify_reloc.
1106
1107         * testsuite/testfile.cc (Target_test::emit_relocs_scan): New method.
1108
1109 2016-01-01  Alan Modra  <amodra@gmail.com>
1110
1111         Update year range in copyright notice of all files.
1112
1113 For older changes see ChangeLog-0815
1114 \f
1115 Copyright (C) 2016 Free Software Foundation, Inc.
1116
1117 Copying and distribution of this file, with or without modification,
1118 are permitted in any medium without royalty provided the copyright
1119 notice and this notice are preserved.
1120
1121 Local Variables:
1122 mode: change-log
1123 left-margin: 8
1124 fill-column: 74
1125 version-control: never
1126 End: