gold/ChangeLog

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