gold/ChangeLog

   1 2016-11-04  Loïc Yhuel <loic.yhuel@softathome.com>
   2
   3         * configure.ac: add missing '$'.
   4         * configure: Regenerate.
   5
   6 2016-10-21  Gergely Nagy  <ngg@tresorit.com>
   7
   8         PR gold/17704
   9         * icf.cc (match_sections): Add new parameter section_addraligns.
  10         Check section alignment and keep the section with the strictest
  11         alignment.
  12         (find_identical_sections): New local variable section_addraligns.
  13         Store each section's alignment.
  14         * testsuite/pr17704a_test.s: New file.
  15         * testsuite/Makefile.am (pr17704a_test): New test.
  16         * testsuite/Makefile.in: Regenerate.
  17
  18 2016-10-06  Alan Modra  <amodra@gmail.com>
  19
  20         * powerpc.cc (Target_powerpc::Relocate::relocate): Add fall
  21         through comment.
  22         * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
  23
  24 2016-10-06  Alan Modra  <amodra@gmail.com>
  25
  26         * aarch64.cc: Spell fall through comments as "// Fall through.".
  27         * arm.cc: Likewise.
  28         * mips.cc: Likewise.
  29         * powerpc.cc: Likewise.
  30         * s390.cc: Likewise.
  31         * sparc.cc: Likewise.
  32         * x86_64.cc: Likewise.
  33         * powerpc.cc (Target_powerpc::Relocate::relocate): Add missing
  34         fall through comments.
  35         * sparc.cc: (Target_sparc::Scan::global): Likewise.
  36         (Target_sparc::Relocate::relocate): Likewise.
  37         * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
  38         * resolve.cc (symbol_to_bits): Add missing break.
  39
  40 2016-09-26  Cary Coutant  <ccoutant@gmail.com>
  41
  42         PR gold/20238
  43         * symtab.cc (Symbol_table::define_default_version): Check that
  44         unversioned symbol is defined.
  45
  46 2016-09-26  Vlad Zakharov  <vzakhar@synopsys.com>
  47
  48         * Makefile.in: Regenerate.
  49         * configure: Likewise.
  50         * testsuite/Makefile.in: Likewise.
  51
  52 2016-09-26  Alan Modra  <amodra@gmail.com>
  53
  54         * aarch64.cc (Target_aarch64::is_erratum_835769_sequence): Avoid
  55         compiler warning.
  56         * output.cc (Output_segment::set_section_addresses): Likewise.
  57         * testsuite/Makefile.in: Regenerate.
  58
  59 2016-09-02  Doug Kwan  <dougkwan@google.com>
  60
  61         * arm.cc (Target_arm::Target_arm): Move method definition outside of
  62         class definition.  Add code to handle --target1-rel, --target1-abs
  63         and --target2= options.
  64         (Target_arm::get_reloc_reloc_type): Change method to be non-static
  65         and const.
  66         (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
  67         member declaration.
  68         (Target_arm::Scan::local, Target_arm::Scan::global,
  69         Target_arm::Relocate::relocate,
  70         Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
  71         call to Target_arm::get_real_reloc_type.
  72         (Target_arm::get_real_reloc_type): Use command line options to
  73         determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
  74         * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
  75         options.
  76
  77 2016-08-31  Alan Modra  <amodra@gmail.com>
  78
  79         * powerpc.cc (class Stub_control): Delete stub14_group_size_
  80         and has14_.  Add group_size_.
  81         (Stub_control::can_add_to_stub_group): Adjust to suit.  Print
  82         debug info when switching to adding sections before stubs.
  83
  84 2016-08-31  Alan Modra  <amodra@gmail.com>
  85
  86         * debug.h (DEBUG_TARGET): New.
  87         (DEBUG_ALL): Add DEBUG_TARGET.
  88         (gold_debug): Delete FORMAT param.
  89         * powerpc.cc (Stub_control::can_add_to_stub_group): Print debug ourput.
  90
  91 2016-08-30  Alan Modra  <amodra@gmail.com>
  92
  93         PR 20523
  94         * powerpc.cc (class Stub_control): Add has14_.  Comment owner_.
  95         (Stub_control::can_add_to_stub_group): Correct grouping of
  96         sections containing 14-bit external branches.  When returning
  97         false, set state_ to reflect the fact that we have one section
  98         for the next group.  Rewrite most of function for clarity.
  99         Add and expand comments.
 100         (Target_powerpc::do_relax): Print stub group size retry in hex.
 101
 102 2016-08-26  Han Shen  <shenhan@google.com>
 103
 104         PR gold/20529 - relaxing loop never ends.
 105
 106         * powerpc.cc (Stub_table::min_size_threshold_): New member to
 107         limit size.
 108         (Stub_table::set_min_size_threshold): New member function.
 109         (Stub_table::set_address_and_size): Add code to only allow size
 110         increase.
 111         (Target_powerpc::do_relax): Add code to record last size.
 112
 113 2016-08-23  Roland McGrath  <roland@hack.frob.com>
 114
 115         * options.h (General_options): Grok -z stack-size.
 116         * output.h (Output_segment::set_size): New method.
 117         * layout.cc (Layout::create_executable_stack_info): Renamed to ...
 118         (Layout::create_stack_segment): ... this.  Always create the
 119         segment if -z stack-size was used.
 120         (Layout::set_segment_offsets): Don't call ->set_offset on the
 121         PT_GNU_STACK segment.
 122
 123 2016-08-15  Bharathi Seshadri  <bseshadr@cisco.com>
 124
 125         * options.h (General_options): Add --be8 option.
 126         * arm.cc (Arm_relobj::do_relocate_sections): Add code to swap for be8.
 127         (Output_data_plt_arm_standard::do_fill_first_plt_entry): Likewise.
 128         (Output_data_plt_arm_short::do_fill_plt_entry): Likewise.
 129         (Output_data_plt_arm_long::do_fill_plt_entry): Likewise.
 130         (Target_arm::do_adjust_elf_header): Do EF_ARM_BE8 adjustment.
 131
 132 2016-08-17  Cary Coutant  <ccoutant@gmail.com>
 133
 134         * i386.cc (Target_i386): Reset skip_call_tls_get_addr_ after printing
 135         error message.
 136         * testsuite/Makefile.am (pr20216a): Add missing dependencies.
 137         (pr20308a): Add -Bgcctestdir/ to compile rules.
 138         * testsuite/Makefile.in: Regenerate.
 139
 140 2016-08-12  Roland McGrath  <roland@hack.frob.com>
 141
 142         PR gold/20462
 143         * script-sections.cc (Script_sections::release_segments):
 144         Reset this->segments_created_.
 145
 146 2016-08-12  Roland McGrath  <roland@hack.frob.com>
 147
 148         * yyscript.y (HIDDEN): New %token.
 149         (assignment): Handle HIDDEN(string = expr) syntax.
 150         * script.cc (script_keyword_parsecodes): Add HIDDEN.
 151
 152 2016-08-10  Cary Coutant  <ccoutant@gmail.com>
 153
 154         PR gold/20216
 155         * x86_64.cc (Target_x86_64::Relocate::relocate): Add check for
 156         R_X86_64_GOTPCREL. Reset skip_call_tls_get_addr_ after printing
 157         error message.
 158         * testsuite/Makefile.am (pr20216_gd.o): Add -Bgcctestdir/.
 159         (pr20216_ld.o): Likewise.
 160         * testsuite/Makefile.in: Regenerate.
 161
 162 2016-08-10  James Clarke  <jrtc27@jrtc27.com>
 163
 164         PR gold/20443
 165         * symtab.cc (Symbol_table::add_from_relobj): Handle NULL symbols,
 166         which will be present for STT_SPARC_REGISTER.
 167         (Symbol_table::add_from_pluginobj): Likewise.
 168         (Symbol_table::add_from_dynobj): Likewise.
 169         (Symbol_table::add_from_incrobj): Removed dead code.
 170
 171 2016-08-10  James Clarke  <jrtc27@jrtc27.com>
 172
 173         PR gold/20442
 174         * sparc.cc (Target_sparc::Relocate::relocate): R_SPARC_GOTDATA_OP_LOX10
 175         should fall back on R_SPARC_GOT10, not R_SPARC_GOT13.
 176
 177 2016-08-10  James Clarke  <jrtc27@jrtc27.com>
 178
 179         PR gold/20441
 180         * sparc.cc (Target_sparc::Scan::check_non_pic): Allow R_SPARC_32 on
 181         sparc64.
 182
 183 2016-06-29  Cary Coutant  <ccoutant@gmail.com>
 184
 185         PR gold/20310
 186         * testsuite/dynamic_list.sh: Remove check for _ZdlPv.
 187
 188 2016-06-29  Cary Coutant  <ccoutant@gmail.com>
 189
 190         * testsuite/Makefile.am (MOSTLYCLEANFILES): Add eh_test_2.
 191         * testsuite/Makefile.in: Regenerate.
 192
 193 2016-06-30  Alan Modra  <amodra@gmail.com>
 194
 195         * testsuite/Makefile.am (memory_test, memory_test_2): Pass
 196         -Wl,-z to gcc, not plain -z.
 197         * testsuite/Makefile.in: Regenerate.
 198
 199 2016-06-29  H.J. Lu  <hongjiu.lu@intel.com>
 200
 201         PR gold/20308
 202         * i386.cc (Target_i386::Relocate::relocate): Allow
 203         R_386_GOT32X relocation against ___tls_get_addr.
 204         (Target_i386::Relocate::tls_gd_to_ie): Support indirect
 205         call to __tls_get_addr.
 206         (Target_i386::Relocate::tls_gd_to_le): Likewise.
 207         (Target_i386::Relocate::tls_ld_to_le): Likewise.
 208         * testsuite/Makefile.am (check_PROGRAMS): Add pr20308a_test,
 209         pr20308b_test, pr20308c_test, pr20308d_test, pr20308e_test.
 210         (pr20308a_test_SOURCES): New.
 211         (pr20308a_test_DEPENDENCIES): Likewise.
 212         (pr20308a_test_CFLAGS): Likewise.
 213         (pr20308a_test_LDFLAGS): Likewise.
 214         (pr20308a_test_LDADD): Likewise.
 215         (pr20308b_test_SOURCES): Likewise.
 216         (pr20308b_test_DEPENDENCIES): Likewise.
 217         (pr20308b_test_CFLAGS): Likewise.
 218         (pr20308b_test_LDFLAGS): Likewise.
 219         (pr20308b_test_LDADD): Likewise.
 220         (pr20308c_test_SOURCES): Likewise.
 221         (pr20308c_test_DEPENDENCIES): Likewise.
 222         (pr20308c_test_CFLAGS): Likewise.
 223         (pr20308c_test_LDFLAGS): Likewise.
 224         (pr20308c_test_LDADD): Likewise.
 225         (pr20308d_test_SOURCES): Likewise.
 226         (pr20308d_test_DEPENDENCIES): Likewise.
 227         (pr20308d_test_CFLAGS): Likewise.
 228         (pr20308d_test_LDFLAGS): Likewise.
 229         (pr20308d_test_LDADD): Likewise.
 230         (pr20308e_test_SOURCES): Likewise.
 231         (pr20308e_test_DEPENDENCIES): Likewise.
 232         (pr20308e_test_CFLAGS): Likewise.
 233         (pr20308e_test_LDFLAGS): Likewise.
 234         (pr20308e_test_LDADD): Likewise.
 235         (pr20308a.so): Likewise.
 236         (pr20308b.so): Likewise.
 237         (pr20308_gd.o): Likewise.
 238         (pr20308_ld.o): Likewise.
 239         (MOSTLYCLEANFILES): Add pr20308a.so pr20308b.so.
 240         * testsuite/Makefile.in: Regenerated.
 241         * testsuite/pr20308_def.c: New file.
 242         * testsuite/pr20308_gd.S: Likewise.
 243         * testsuite/pr20308_ld.S: Likewise.
 244         * testsuite/pr20308_main.c: Likewise.
 245
 246 2016-06-29  H.J. Lu  <hongjiu.lu@intel.com>
 247
 248         PR gold/20216
 249         * configure.ac (DEFAULT_TARGET_X86_64_OR_X32): New
 250         AM_CONDITIONAL.
 251         * configure: Regenerated.
 252         * x86_64.cc (Target_x86_64<size>::Relocate::relocate): Allow
 253         R_X86_64_GOTPCRELX relocation against __tls_get_addr.
 254         (Target_x86_64<size>::Relocate::tls_gd_to_ie): Support indirect
 255         call to __tls_get_addr.
 256         (Target_x86_64<size>::Relocate::tls_gd_to_le): Likewise.
 257         (Target_x86_64<size>::Relocate::tls_ld_to_le): Likewise.
 258         * testsuite/Makefile.am (check_PROGRAMS): Add pr20216a_test,
 259         pr20216b_test, pr20216c_test, pr20216d_test, pr20216e_test.
 260         (pr20216a_test_SOURCES): New.
 261         (pr20216a_test_DEPENDENCIES): Likewise.
 262         (pr20216a_test_CFLAGS): Likewise.
 263         (pr20216a_test_LDFLAGS): Likewise.
 264         (pr20216a_test_LDADD): Likewise.
 265         (pr20216b_test_SOURCES): Likewise.
 266         (pr20216b_test_DEPENDENCIES): Likewise.
 267         (pr20216b_test_CFLAGS): Likewise.
 268         (pr20216b_test_LDFLAGS): Likewise.
 269         (pr20216b_test_LDADD): Likewise.
 270         (pr20216c_test_SOURCES): Likewise.
 271         (pr20216c_test_DEPENDENCIES): Likewise.
 272         (pr20216c_test_CFLAGS): Likewise.
 273         (pr20216c_test_LDFLAGS): Likewise.
 274         (pr20216c_test_LDADD): Likewise.
 275         (pr20216d_test_SOURCES): Likewise.
 276         (pr20216d_test_DEPENDENCIES): Likewise.
 277         (pr20216d_test_CFLAGS): Likewise.
 278         (pr20216d_test_LDFLAGS): Likewise.
 279         (pr20216d_test_LDADD): Likewise.
 280         (pr20216e_test_SOURCES): Likewise.
 281         (pr20216e_test_DEPENDENCIES): Likewise.
 282         (pr20216e_test_CFLAGS): Likewise.
 283         (pr20216e_test_LDFLAGS): Likewise.
 284         (pr20216e_test_LDADD): Likewise.
 285         (pr20216a.so): Likewise.
 286         (pr20216b.so): Likewise.
 287         (pr20216_gd.o): Likewise.
 288         (pr20216_ld.o): Likewise.
 289         (MOSTLYCLEANFILES): Add pr20216a.so pr20216b.so.
 290         * testsuite/Makefile.in: Regenerated.
 291         * testsuite/pr20216_def.c: New file.
 292         * testsuite/pr20216_gd.S: Likewise.
 293         * testsuite/pr20216_ld.S: Likewise.
 294         * testsuite/pr20216_main.c: Likewise.
 295
 296 2016-06-29  Alan Modra  <amodra@gmail.com>
 297
 298         * script_test_12.t: Delete .plt, specify 64k page size.
 299         * script_test_12i.t: Likewise.
 300
 301 2016-06-29  Alan Modra  <amodra@gmail.com>
 302
 303         * testsuite/plugin_layout_with_alignment.c: Explicitly align all
 304         variables.
 305
 306 2016-06-29  Alan Modra  <amodra@gmail.com>
 307
 308         * testsuite/Makefile.am (copy_test_protected): Disable for powerpc.
 309         * testsuite/Makefile.in: Regenerate.
 310
 311 2016-06-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 312
 313         * aarch64-reloc.def (NONE): New relocation.
 314         * aarch64.cc (Target_aarch64::Scan::local): Handle R_AARCH64_NONE.
 315         (Target_aarch64::Scan::global): Likewise.
 316         * testsuite/Makefile.am (aarch64_reloc_none): New test.
 317         * testsuite/Makefile.in: Regenerate.
 318         * testsuite/aarch64_reloc_none.s: New test source file.
 319         * testsuite/aarch64_reloc_none.sh: New test script.
 320
 321 2016-06-28  Sriraman Tallam  <tmsriram@google.com>
 322
 323         * x86_64.cc (Lazy_view): New class.
 324         (can_convert_mov_to_lea): Templatize function.  Make the function
 325         check for appropriate relocation types and use the view parameter
 326         to get section contents.
 327         (can_convert_callq_to_direct): New function.
 328         (Target_x86_64<size>::Scan::global): Refactor.
 329         (Target_x86_64<size>::Relocate::relocate): Refactor. Change any indirect
 330         call via GOT that can be converted.
 331         * testsuite/Makefile.am (x86_64_indirect_call_to_direct.sh): New test.
 332         * testsuite/Makefile.in: Regenerate.
 333         * testsuite/x86_64_indirect_call_to_direct1.s: New file.
 334         * testsuite/x86_64_indirect_jump_to_direct1.s: New file.
 335
 336 2016-06-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 337
 338         * aarch64.cc (Target_aarch64::Scan::local): Move the call to got_section
 339         from the top level to the places of its use.
 340
 341 2016-06-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 342
 343         PR gold/18098
 344         * script-c.h (Sort_wildcard): Add SORT_WILDCARD_BY_INIT_PRIORITY.
 345         * script-sections.cc (Input_section_sorter::get_init_priority): New method.
 346         (Input_section_sorter::operator()): Handle SORT_WILDCARD_BY_INIT_PRIORITY.
 347         (Output_section_element_input::print): Likewise.
 348         * script.cc (script_keyword_parsecodes): Add entry SORT_BY_INIT_PRIORITY.
 349         * yyscript.y (SORT_BY_INIT_PRIORITY): New token.
 350         (wildcard_section): Handle SORT_BY_INIT_PRIORITY.
 351
 352         * testsuite/Makefile.am (script_test_14): New test.
 353         * testsuite/Makefile.in: Regenerate.
 354         * testsuite/script_test_14.s: New test source file.
 355         * testsuite/script_test_14.sh: New test script.
 356         * testsuite/script_test_14.t: New test linker script.
 357
 358 2016-06-28  James Clarke  <jrtc27@jrtc27.com>
 359
 360         * sparc.cc (Target_sparc::Scan::local): Don't convert R_SPARC_32
 361         to R_SPARC_RELATIVE if class is ELFCLASS64.
 362         (Target_sparc::Scan::global): Likewise.
 363
 364 2016-06-23  Cary Coutant  <ccoutant@gmail.com>
 365             Igor Kudrin  <ikudrin@accesssoftek.com>
 366
 367         PR gold/15370
 368         * script-sections.cc
 369         (Output_section_element_input::set_section_addresses): Keep bin_count
 370         separate from input_pattern_count.
 371         * testsuite/script_test_12.t: Add another section .x4.
 372         * testsuite/script_test_12i.t: Likewise.
 373         * testsuite/script_test_12a.c: Likewise.
 374         * testsuite/script_test_12b.c: Likewise.
 375
 376 2016-06-23  Igor Kudrin  <ikudrin@accesssoftek.com>
 377
 378         * gold-threads.cc (impl_threads::Lock_impl_threads): Fix typos.
 379
 380 2016-06-22  H.J. Lu  <hongjiu.lu@intel.com>
 381
 382         PR ld/20283
 383         * NEWS: Mention --enable-relro.
 384         * configure.ac: Add --enable-relro.
 385         (DEFAULT_LD_Z_RELRO): New.  Set by --enable-relro and default
 386         to 1.
 387         * config.in: Regenerated.
 388         * configure: Likewise.
 389         * options.h (General_options::relro): Default to
 390         DEFAULT_LD_Z_RELRO.
 391
 392 2016-06-20  Cary Coutant  <ccoutant@gmail.com>
 393
 394         * NEWS: Add new features in 1.12.
 395         * version.cc (version_string): Bump to 1.12.
 396
 397 2016-06-20  H.J. Lu  <hongjiu.lu@intel.com>
 398
 399         PR gold/20245
 400         * i386.cc (Target_i386::first_plt_entry_offset): Return 0 if
 401         plt_ is NULL.
 402         (Target_i386::plt_entry_size): Likewise.
 403         (Target_x86_64<size>::first_plt_entry_offset): Likewise.
 404         (Target_x86_64<size>::plt_entry_size): Likewise.
 405
 406 2016-06-20  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 407
 408         * mips.cc (Target_mips::Target_mips): Initialize rld_map_.
 409         (Target_mips::rld_map_): New data member.
 410         (Target_mips::do_finalize_sections): Add support for
 411         DT_MIPS_RLD_MAP and DT_MIPS_RLD_MAP_REL dynamic tags,
 412         .rld_map section, and __RLD_MAP symbol.
 413         (Target_mips::do_dynamic_tag_custom_value): Add support for
 414         DT_MIPS_RLD_MAP_REL dynamic tag.
 415         * output.cc (Output_data_dynamic::get_entry_offset): New method
 416         definition.
 417         * output.h (Output_data_dynamic::get_entry_offset): New method
 418         declaration.
 419
 420 2016-06-20  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 421
 422         * mips.cc (Mips_relocate_functions::relpc16): Add unaligned check.
 423
 424 2016-06-20  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 425
 426         * mips.cc (relocation_needs_la25_stub): Add support for relocs:
 427         R_MIPS_PC21_S2 and R_MIPS_PC26_S2.
 428         (hi16_reloc): Add support for R_MIPS_PCHI16 relocation.
 429         (is_matching_lo16_reloc): Likewise.
 430         (lo16_reloc): Add support for R_MIPS_PCLO16 relocation.
 431         (Mips_output_data_plt::plt_entry_r6): New static data member for
 432         R6 PLT entry.
 433         (Target_mips::is_output_r6): New method.
 434         (Target_mips::Mips_mach): Add new enum constants.
 435         (Mips_relocate_functions::Status): Likewise.
 436         (Mips_relocate_functions::pchi16_relocs): New static data member.
 437         (Mips_relocate_functions::relpc21): New method.
 438         (Mips_relocate_functions::relpc26): Likewise.
 439         (Mips_relocate_functions::relpc18): Likewise.
 440         (Mips_relocate_functions::relpc19): Likewise.
 441         (Mips_relocate_functions::relpchi16): Likewise.
 442         (Mips_relocate_functions::do_relpchi16): Likewise.
 443         (Mips_relocate_functions::relpclo16): Likewise.
 444         (Mips_output_data_plt::do_write): Add support for Mips r6 plt
 445         entry.
 446         (Target_mips::mips_32bit_flags): Add E_MIPS_ARCH_32R6 support.
 447         (Target_mips::elf_mips_mach): Add E_MIPS_ARCH_32R6 and
 448         E_MIPS_ARCH_64R6 support.
 449         (Target_mips::update_abiflags_isa): Likewise.
 450         (mips_get_size_for_reloc): Add support for relocs: R_MIPS_PCHI16,
 451         R_MIPS_PCLO16, R_MIPS_PC21_S2, R_MIPS_PC26_S2, R_MIPS_PC18_S3 and
 452         R_MIPS_PC19_S2.
 453         (Target_mips::Scan::local): Add support for relocs: R_MIPS_PCHI16
 454         and R_MIPS_PCLO16.
 455         (Target_mips::Scan::global): Add support for relocs:
 456         R_MIPS_PC21_S2 and R_MIPS_PC26_S2.
 457         (Target_mips::Relocate::relocate): Call functions for resolving
 458         Mips32r6 and Mips64r6 relocations, and print error message for
 459         STATUS_PCREL_UNALIGNED.
 460         (Target_mips::Scan::get_reference_flags): Add support for relocs:
 461         R_MIPS_PCHI16, R_MIPS_PCLO16, R_MIPS_PC21_S2, R_MIPS_PC26_S2,
 462         R_MIPS_PC18_S3 and R_MIPS_PC19_S2.
 463         (Target_mips::elf_mips_mach_name): Add E_MIPS_ARCH_32R6 and
 464         E_MIPS_ARCH_64R6 support.
 465
 466 2016-06-13  H.J. Lu  <hongjiu.lu@intel.com>
 467
 468         PR gold/20246
 469         * testsuite/script_test_2.t: Add .got.plt after .got.
 470
 471 2016-06-10  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 472
 473         * mips.cc (struct Mips_abiflags): New struct.
 474         (Mips_relobj::Mips_relobj): Initialize attributes_section_data_
 475         and abiflags_.
 476         (Mips_relobj::~Mips_relobj): Delete object pointed by
 477         attributes_section_data_.
 478         (Mips_relobj::abiflags): New method.
 479         (Mips_relobj::attributes_section_data): Likewise.
 480         (Mips_relobj::attributes_section_data_): New data member.
 481         (Mips_relobj::abiflags_): Likewise.
 482         (class Mips_output_section_abiflags): New class.
 483         (Target_mips::Target_mips): Initialize attributes_section_data_,
 484         abiflags_ and has_abiflags_section_.
 485         (Target_mips::do_should_include_section): Don't emit input
 486         .MIPS.abiflags sections to output .MIPS.abiflags.
 487         (Target_mips::Mips_mach): Add new enum constants.
 488         (Target_mips::mips_isa_ext_mach): New method.
 489         (Target_mips::mips_isa_ext): Likewise.
 490         (Target_mips::update_abiflags_isa): Likewise.
 491         (Target_mips::infer_abiflags): Likewise.
 492         (Target_mips::create_abiflags): Likewise.
 493         (Target_mips::fp_abi_string): Likewise.
 494         (Target_mips::select_fp_abi): Likewise.
 495         (Target_mips::merge_obj_attributes): Likewise.
 496         (Target_mips::merge_obj_abiflags): Likewise.
 497         (Target_mips::level_rev): Likewise.
 498         (Target_mips::merge_obj_e_flags): Rename from
 499         merge_processor_specific_flags. Remove dyn_obj argument,
 500         call update_abiflags_isa when needed, compare NaN encodings and
 501         compare FP64 state.
 502         (Target_mips::add_machine_extensions): Add two machine extensions
 503         and fix one.
 504         (Target_mips::attributes_section_data_): New data member.
 505         (Target_mips::abiflags_): Likewise.
 506         (Target_mips::has_abiflags_section_): Likewise.
 507         (Mips_relobj::do_read_symbols): Read .gnu.attributes and
 508         .MIPS.abiflags sections if they exists.
 509         (Target_mips::elf_mips_mach): Add E_MIPS_MACH_5900 and
 510         E_MIPS_MACH_OCTEON3 support.
 511         (Target_mips::do_adjust_elf_header): Setup EI_ABIVERSION flag.
 512         (Target_mips::do_finalize_sections): Merge .gnu.attributes and
 513         .MIPS.abiflags sections from input. Create these sections if
 514         needed.
 515         (Target_mips::elf_mips_mach_name): Add E_MIPS_MACH_5900 and
 516         E_MIPS_MACH_OCTEON3 support, and change strings for
 517         E_MIPS_MACH_LS2E, E_MIPS_MACH_LS2F and E_MIPS_MACH_LS3A just
 518         to match bfd.
 519
 520 2016-06-10  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 521
 522         * mips.cc (Mips_relobj::Mips_relobj): Initialize
 523         has_reginfo_section_.
 524         (Mips_relobj::has_reginfo_section_): New data member.
 525         (Mips_relobj::has_reginfo_section): New method.
 526         (class Mips_output_section_reginfo): Change base class to
 527         Output_section_data, and set masks of the output .reginfo section
 528         in constructor.
 529         (Mips_output_section_reginfo::as_mips_output_section_reginfo):
 530         Remove.
 531         (Mips_output_section_reginfo::set_masks): Likewise.
 532         (Mips_output_section_reginfo::set_final_data_size): Likewise.
 533         (Mips_output_section_reginfo::do_print_to_mapfile): New method.
 534         (Target_mips::do_make_output_section): Remove.
 535         (Mips_relobj::do_read_symbols): Set has_reginfo_section_ to true
 536         if the object contains a .reginfo section.
 537         (Target_mips::do_finalize_sections): Create a .reginfo output
 538         section if needed.
 539
 540 2016-06-09  Artemiy Volkov  <artemiyv@acm.org>
 541
 542         * mips.cc (Mips_output_data_got::do_write): Add missing template
 543         args via typedef.
 544
 545 2016-05-30  Marcin Kościelnicki  <koriakin@0x04.net>
 546
 547         PR/19960
 548         * s390.cc (Target_s390::ss_code_st_r14): Removed.
 549         (Target_s390::ss_code_l_r14): Removed.
 550         (Target_s390::ss_code_ear): Removed.
 551         (Target_s390::ss_code_c): Removed.
 552         (Target_s390::ss_match_st_r14): New function.
 553         (Target_s390::ss_match_l_r14): New function.
 554         (Target_s390::ss_match_mcount): Call ss_match_{l,st}_r14 instead
 555         of matching code directly.
 556         (Target_s390::ss_match_ear): New function.
 557         (Target_s390::ss_match_c): New function.
 558         (Target_s390::do_calls_non_split): Call ss_match_{ear,c} instead
 559         of matching code directly.
 560
 561 2016-05-19  Cary Coutant  <ccoutant@gmail.com>
 562
 563         PR gold/19823
 564         * copy-relocs.cc (Copy_relocs::make_copy_reloc): Add object
 565         parameter; check for protected symbol.
 566         * copy-relocs.h (Copy_relocs::make_copy_reloc): Add object parameter.
 567         * mips.cc (Mips_copy_relocs): Adjust call to make_copy_reloc.
 568         * symtab.cc (Symbol::init_fields): Initialize is_protected_.
 569         (Symbol_table::add_from_dynobj): Mark protected symbols.
 570         * symtab.h (Symbol::is_protected): New method.
 571         (Symbol::set_is_protected): New method.
 572         (Symbol::is_protected_): New data member.
 573
 574         * testsuite/Makefile.am (copy_test_protected): New test.
 575         * testsuite/Makefile.in: Regenerate.
 576         * testsuite/copy_test.cc (main): Add legal reference to protected
 577         symbol.
 578         * testsuite/copy_test_v1.cc (main): Likewise.
 579         * testsuite/copy_test_2.cc (ip): Add protected symbol.
 580         * testsuite/copy_test_protected.cc: New test source file.
 581         * testsuite/copy_test_protected.sh: New test script.
 582
 583 2016-05-19  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 584
 585         * mips.cc (Mips_got_entry::Mips_got_entry): Remove object argument
 586         for global got symbols, and set addend to 0.
 587         (Mips_got_entry::hash): Change hash algorithm.
 588         (Mips_got_entry::equals): Refactor.
 589         (Mips_got_entry::object): Return input object for local got symbols
 590         from union d.
 591         (Mips_got_entry::addend): Change return of the relocation addend.
 592         (Mips_got_entry::addend_): Move from union d.
 593         (Mips_got_entry::object_): Move into union d.
 594         (class Mips_symbol_hash): New class.
 595         (Mips_got_info::Global_got_entry_set): New type.
 596         (Mips_got_info::global_got_symbols): Change return type to
 597         Global_got_entry_set.
 598         (Mips_got_info::global_got_symbols_): Change type to
 599         Global_got_entry_set.
 600         (Mips_symbol::hash): New method.
 601         (Mips_output_data_la25_stub::symbols_): Change type to std::vector.
 602         (Mips_output_data_mips_stubs::Mips_stubs_entry_set): New type.
 603         (Mips_output_data_mips_stubs::symbols_): Change type to
 604         Mips_stubs_entry_set.
 605         (Mips_got_info::record_global_got_symbol): Don't pass object
 606         argument when creating global got symbol.
 607         (Mips_got_info::record_got_entry): Remove find before inserting
 608         got entries.
 609         (Mips_got_info::add_reloc_only_entries): Change type of iterator
 610         to Global_got_entry_set.
 611         (Mips_got_info::count_got_symbols): Likewise.
 612         (Mips_output_data_la25_stub::create_la25_stub): Use push_back
 613         for adding entries to symbols_.
 614         (Mips_output_data_la25_stub::do_write): Change type of iterator
 615         to std::vector.
 616         (Mips_output_data_mips_stubs::set_lazy_stub_offsets): Change type
 617         of iterator to Mips_stubs_entry_set.
 618         (Mips_output_data_mips_stubs::set_needs_dynsym_value): Likewise.
 619         (Mips_output_data_mips_stubs::do_write): Likewise.
 620
 621 2016-05-06  Han Shen  <shenhan@google.com>
 622
 623         PR gold/19987.
 624
 625         * aarch64-reloc.def: New relocation type.
 626         * aarch64.cc (AArch64_relocate_functions::Page): Changed to public.
 627         (Target_aarch64::Scan::local): Add R_AARCH64_LD64_GOTPAGE_LO15.
 628         (Target_aarch64::Scan::global): Add R_AARCH64_LD64_GOTPAGE_LO15.
 629         (Target_aarch64::Relocate::relocate): Implement R_AARCH64_LD64_GOTPAGE_LO15.
 630
 631 2016-04-28  Nick Clifton  <nickc@redhat.com>
 632
 633         * po/zh_CN.po: Updated Chinese (simplified) translation.
 634
 635 2016-04-15  H.J. Lu  <hongjiu.lu@intel.com>
 636
 637         * Makefile.in: Regenerated with automake 1.11.6.
 638         * aclocal.m4: Likewise.
 639         * testsuite/Makefile.in: Likewise.
 640
 641 2016-03-30  Cary Coutant  <ccoutant@gmail.com>
 642
 643         PR gold/16979
 644         * symtab.cc (Symbol_table::define_default_version): Check for case
 645         where symbols are both in different shared objects.
 646
 647 2016-03-27  Cary Coutant  <ccoutant@gmail.com>
 648
 649         PR gold/16111
 650         * i386.cc (Target_i386): Add check for fully-resolved symbol for
 651         R_386_GOTOFF.
 652
 653 2016-03-22  Nick Clifton  <nickc@redhat.com>
 654
 655         * configure: Regenerate.
 656
 657 2016-03-21  Cary Coutant  <ccoutant@gmail.com>
 658
 659         PR gold/19842
 660         * errors.cc (Errors::undefined_symbol): Add info message when
 661         symbol should have been provided by a plugin.
 662         * target-reloc.h (issue_undefined_symbol_error): Check for
 663         placeholder symbols defined in discarded sections.
 664         * testsuite/Makefile.am (plugin_test_9b): New test case.
 665         * testsuite/Makefile.in: Regenerate.
 666         * testsuite/plugin_test_9b_elf.cc: New test source file.
 667         * testsuite/plugin_test_9b_ir.cc: New test source file.
 668
 669 2016-03-20  Cary Coutant  <ccoutant@gmail.com>
 670
 671         PR gold/19002
 672         * ehframe.cc (Eh_frame::read_fde): Check for dropped functions.
 673         * testsuite/Makefile.am (eh_test_2): New test.
 674         * testsuite/Makefile.in: Regenerate.
 675         * testsuite/eh_test_2.sh: New test script.
 676         * testsuite/eh_test_a.cc (bar): Make it comdat.
 677         * testsuite/eh_test_b.cc (bar): Add a duplicate copy.
 678
 679 2016-03-18  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 680
 681         * mips.cc (Mips_relobj::is_n64_): Remove.
 682         (Target_mips::ei_class_): Likewise.
 683         (Mips_relobj::is_newabi): Call methods.
 684         (Mips_relobj::is_n64): Change checking for N64 ABI.
 685         (Target_mips::is_output_n64): Likewise.
 686         (Target_mips::merge_processor_specific_flags): Remove ei_class
 687         argument, and remove comparing ei_class.
 688         (Target_mips::do_adjust_elf_header): Remove setting EI_CLASS field
 689         of the ELF header.
 690         (Target_mips::do_finalize_sections): Don't pass ei_class argument
 691         to merge_processor_specific_flags.
 692         (Target_mips::elf_mips_abi_name): Remove ei_class argument, and
 693         change checking for N64 ABI.
 694
 695 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 696
 697         * mips.cc (enum Special_relocation_symbol): New enum type.
 698         (is_readonly_section): New function.
 699         (eh_reloc): Likewise.
 700         (Mips_got_entry::is_section_symbol_): New member.
 701         (Mips_got_entry::is_section_symbol): New method.
 702         (Mips_got_info::record_local_got_symbol): Add is_section_symbol
 703         argument.
 704         (Mips_relobj::mips_elf_options_section_name): New method.
 705         (Mips_output_data_got::record_local_got_symbol): Add
 706         is_section_symbol argument, and pass it to
 707         Mips_got_info::record_local_got_symbol.
 708         (Mips_output_data_got::got_offset): Add addend argument, and pass
 709         it to Relobj::local_got_offset.
 710         (struct Mips_output_reloc_writer): New type.
 711         (class Mips_output_data_reloc): New class.
 712         (Mips_output_data_plt::Reloc_section): Change type to
 713         Mips_output_data_reloc.
 714         (Target_mips::Reloc_section): Likewise.
 715         (Mips_reloc_types::get_r_addend): Remove unsigned from return type.
 716         (Mips_classify_reloc::get_r_type2): New method.
 717         (Mips_classify_reloc::get_r_type3): Likewise.
 718         (Mips_classify_reloc::get_r_ssym): Likewise.
 719         (Target_mips::Reloca_section): Remove.
 720         (Relocate::should_apply_static_reloc): Rename from
 721         should_apply_r_mips_32_reloc.
 722         (Target_mips::copy_reloc): Replace Reltype parameter with r_type
 723         and r_offset.
 724         (Mips_relocate_functions::Valtype): New type.
 725         (Mips_relocate_functions::Valtype64): New type.
 726         (Mips_relocate_functions::check_overflow): New method.
 727         (Mips_relocate_functions::mips_reloc_unshuffle): Move to public
 728         interface.
 729         (Mips_relocate_functions::mips_reloc_shuffle): Likewise.
 730         (Mips_relocate_functions::rel16): Add support for resolving
 731         relocations for Mips64.
 732         (Mips_relocate_functions::rel32): Likewise.
 733         (Mips_relocate_functions::reljalr): Likewise.
 734         (Mips_relocate_functions::relpc32): Likewise.
 735         (Mips_relocate_functions::rel26): Likewise.
 736         (Mips_relocate_functions::relpc16): Likewise.
 737         (Mips_relocate_functions::relmicromips_pc7_s1): Likewise.
 738         (Mips_relocate_functions::relmicromips_pc10_s1): Likewise.
 739         (Mips_relocate_functions::relmicromips_pc16_s1): Likewise.
 740         (Mips_relocate_functions::do_relhi16): Likewise.
 741         (Mips_relocate_functions::do_relgot16_local): Likewise.
 742         (Mips_relocate_functions::rello16): Likewise.
 743         (Mips_relocate_functions::relgot): Likewise.
 744         (Mips_relocate_functions::relgotpage): Likewise.
 745         (Mips_relocate_functions::relgotofst): Likewise.
 746         (Mips_relocate_functions::relgot_hi16): Likewise.
 747         (Mips_relocate_functions::relgot_lo16): Likewise.
 748         (Mips_relocate_functions::relgprel): Likewise.
 749         (Mips_relocate_functions::relgprel32): Likewise.
 750         (Mips_relocate_functions::tlsrelhi16): Likewise.
 751         (Mips_relocate_functions::tlsrello16): Likewise.
 752         (Mips_relocate_functions::tlsrel32): Likewise.
 753         (Mips_relocate_functions::relsub): Likewise.
 754         (Mips_relocate_functions::releh): New method.
 755         (Mips_relocate_functions::rel64): Likewise.
 756         (Mips_got_info::record_local_got_symbol): Add is_section_symbol and
 757         pass it to Mips_got_entry.
 758         (Mips_got_info::add_local_entries): Pass addend argument
 759         to code functions, and for STT_SECTION symbols call
 760         add_symbolless_local_addend.
 761         (Mips_got_info::add_tls_entries): Pass addend argument to code
 762         functions.
 763         (Mips_relobj::do_read_symbols): Read gp value that was used to
 764         create object.
 765         (Mips_output_data_plt::plt_entry): Remove opcode from l[wd]
 766         instruction. Opcode for instruction will be selected later.
 767         (Target_mips::gc_process_relocs): Add case for SHT_RELA.
 768         (Target_mips::scan_relocatable_relocs): Likewise.
 769         (Target_mips::emit_relocs_scan): Likewise.
 770         (Target_mips::relocate_relocs): Likewise.
 771         (Target_mips::do_finalize_sections): Skip objects for merging
 772         processor specific flags in which all input sections will be
 773         discarded.
 774         (mips_get_size_for_reloc): Add case for R_MIPS_EH.
 775         (Target_mips::Scan::get_reference_flags): Likewise.
 776         (Target_mips::relocate_special_relocatable): Call rel26 method with
 777         calculate_only and calculated_value arguments.
 778         (Target_mips::Scan::local): Add case for R_MIPS_EH. Don't create a
 779         dynamic relocation against a readonly sections, and pass
 780         is_section_symbol to Mips_got_info::record_local_got_symbol.
 781         (Target_mips::Scan::global): Add case for R_MIPS_EH. Don't create a
 782         dynamic relocation against a readonly sections, and pass r_type
 783         and r_offset to Target_mips::copy_reloc.
 784         (Target_mips::Relocate::relocate): Add support for resolving
 785         relocations for Mips64.
 786         (Target_mips::mips_info): Add case for Mips64 default dynamic
 787         linker name.
 788         (Target_selector_mips): Correct emulation names.
 789
 790 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 791
 792         * mips.cc (class Mips_output_data_la25_stub): Add
 793         do_print_to_mapfile function.
 794
 795 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 796
 797         * mips.cc (Mips_classify_reloc::put_r_info): Call 32bit version of
 798         elf_r_info.
 799
 800 2016-03-09  H.J. Lu  <hongjiu.lu@intel.com>
 801
 802         * testsuite/plugin_layout_with_alignment.cc: Renamed to ..
 803         * testsuite/plugin_layout_with_alignment.c: This.
 804         * testsuite/Makefile.am (plugin_layout_with_alignment.o): Updated.
 805         (plugin_layout_with_alignment): Likewise.
 806         * testsuite/Makefile.in: Regenerated.
 807
 808 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
 809
 810         PR 19751
 811         * testsuite/Makefile.am (retain_symbols_file_test): Remove check
 812         for constructor.
 813         * testsuite/Makefile.in: Regenerate.
 814         * testsuite/dynamic_list.sh: Likewise.
 815         * testsuite/retain_symbols_file_test.sh: Likewise.
 816
 817 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
 818
 819         PR 19751
 820         * arm.cc (Reloc_stub::Key::name): Add unused attribute.
 821         * dirsearch.cc (Dir_caches::~Dir_caches): Likewise.
 822
 823 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
 824             Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 825
 826         * output.cc (Output_reloc_writer): New type.
 827         (Output_data_reloc_base::do_write): Move implementation to template
 828         in output.h and replace with invocation of template.
 829         * output.h (Output_file): Move to top of file.
 830         (Output_reloc::get_symbol_index): Move to public interface.
 831         (Output_reloc::get_address): Likewise.
 832         (Output_data_reloc_base::do_write_generic): New function template.
 833
 834 2016-03-04  Cary Coutant  <ccoutant@gmail.com>
 835
 836         PR gold/19019
 837         PR gold/19763
 838         * symtab.cc: Instantiate Sized_symbol::init_constant and
 839         Sized_symbol::init_undefined.
 840
 841 2016-03-03  Cary Coutant  <ccoutant@gmail.com>
 842
 843         PR gold/19019
 844         * layout.h (Layout::add_target_specific_dynamic_tag): New function.
 845         * layout.cc (Layout::add_target_specific_dynamic_tag): New function.
 846         * mips.cc (Target_mips::make_symbol): Adjust function signature.
 847         * sparc.cc (Target_sparc::Target_sparc): Initialize register_syms_.
 848         (Target_sparc::do_is_defined_by_abi): Remove test for
 849         STT_SPARC_REGISTER.
 850         (Target_sparc::Register_symbol): New struct type.
 851         (Target_sparc::register_syms_): New data member.
 852         (Target_sparc<64, true>::sparc_info): Set has_make_symbol to true.
 853         (Target_sparc::make_symbol): New function.
 854         (Target_sparc::do_finalize_sections): Add register symbols and new
 855         dynamic table entries.
 856         * symtab.h (Sized_symbol::init_undefined): Add value parameter.
 857         (Symbol_table::add_target_global_symbol): New function.
 858         (Symbol_table::target_symbols_): New data member.
 859         * symtab.cc (Sized_symbol::init_undefined): Add value parameter.
 860         (Symbol_table::Symbol_table): Initialize target_symbols_.
 861         (Symbol_table::add_from_object): Pass additional parameters to
 862         Target::make_symbol.
 863         (Symbol_table::define_special_symbol): Likewise.
 864         (Symbol_table::add_undefined_symbol_from_command_line): Pass 0 for
 865         undefined symbol value.
 866         (Symbol_table::set_dynsym_indexes): Process target-specific symbols.
 867         (Symbol_table::sized_finalize): Likewise.
 868         (Symbol_table::sized_write_globals): Likewise.
 869         * target.h (Sized_target::make_symbol): Add name, st_type, object,
 870         st_shndx, and value parameters.
 871
 872 2016-03-03  Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
 873
 874         * plugin.cc (do_should_include_member): Ignore LDPK_UNDEF and
 875         LDPK_WEAKUNDEF symbols.
 876
 877 2016-03-03  Than McIntosh  <thanm@google.com>
 878
 879         * plugin.cc (Plugin::load): Include hooks for get_input_section_size
 880         and get_input_section_alignment in transfer vector.
 881         (get_input_section_alignment): New function.
 882         (get_input_section_size): New function.
 883         * testsuite/Makefile.am: Add plugin_layout_with_alignment.sh test.
 884         * testsuite/Makefile.in: [Regenerate.]
 885         * testsuite/plugin_section_alignment.cc: New test file.
 886         * testsuite/plugin_layout_with_alignment.cc: New test file.
 887         * testsuite/plugin_layout_with_alignment.sh: New test file.
 888
 889 2016-03-03  Evgenii Stepanov  <eugenis@google.com>
 890
 891         * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
 892         parameter.
 893         * plugin.cc (get_symbols_v3): New function.
 894         (Plugin::load): Add LDPT_GET_SYMBOLS_V3.
 895         (Pluginobj::get_symbol_resolution_info): Return LDPS_NO_SYMS when using
 896         new version.
 897
 898 2016-02-26  Egor Kochetov  <egor.kochetov@intel.com>
 899             Cary Coutant  <ccoutant@gmail.com>
 900
 901         PR gold/19735
 902         * ehframe.h (Cie::fde_encoding): New method.
 903         * ehframe.cc (Eh_frame::read_fde): Discard FDEs for zero-length
 904         address ranges.
 905
 906 2016-02-15  H.J. Lu  <hongjiu.lu@intel.com>
 907
 908         * testsuite/Makefile.am (x86_64_mov_to_lea5.o): Pass
 909         -mrelax-relocations=yes to $(TEST_AS).
 910         (x86_64_mov_to_lea6.o): Likewise.
 911         (x86_64_overflow_pc32.o): Remove duplicated target.
 912         * testsuite/Makefile.in: Regenerated.
 913
 914 2016-02-15  Marcin Kościelnicki  <koriakin@0x04.net>
 915
 916         * s390.cc (Target_s390::match_view_u): New helper method.
 917         (Target_s390::do_is_call_to_non_split): New method.
 918         (Target_s390::ss_code_st_r14): New const.
 919         (Target_s390::ss_code_l_r14): New const.
 920         (Target_s390::ss_code_bras_8): New const.
 921         (Target_s390::ss_code_l_basr): New const.
 922         (Target_s390::ss_code_a_basr): New const.
 923         (Target_s390::ss_code_ear): New const.
 924         (Target_s390::ss_code_c): New const.
 925         (Target_s390::ss_code_larl): New const.
 926         (Target_s390::ss_code_brasl): New const.
 927         (Target_s390::ss_code_jg): New const.
 928         (Target_s390::ss_code_jgl): New const.
 929         (Target_s390::ss_match_mcount): New helper method.
 930         (Target_s390::ss_match_l): New helper method.
 931         (Target_s390::ss_match_ahi): New helper method.
 932         (Target_s390::ss_match_alfi): New helper method.
 933         (Target_s390::ss_match_cr): New helper method.
 934         (Target_s390::do_calls_non_split): New method.
 935         * testsuite/Makefile.am: Added new tests.
 936         * testsuite/Makefile.in: Regenerate.
 937         * testsuite/split_s390.sh: New test.
 938         * testsuite/split_s390_1_a1.s: New test.
 939         * testsuite/split_s390_1_a2.s: New test.
 940         * testsuite/split_s390_1_n1.s: New test.
 941         * testsuite/split_s390_1_n2.s: New test.
 942         * testsuite/split_s390_1_z1.s: New test.
 943         * testsuite/split_s390_1_z2.s: New test.
 944         * testsuite/split_s390_1_z3.s: New test.
 945         * testsuite/split_s390_1_z4.s: New test.
 946         * testsuite/split_s390_2_ns.s: New test.
 947         * testsuite/split_s390_2_s.s: New test.
 948         * testsuite/split_s390x_1_a1.s: New test.
 949         * testsuite/split_s390x_1_a2.s: New test.
 950         * testsuite/split_s390x_1_n1.s: New test.
 951         * testsuite/split_s390x_1_n2.s: New test.
 952         * testsuite/split_s390x_1_z1.s: New test.
 953         * testsuite/split_s390x_1_z2.s: New test.
 954         * testsuite/split_s390x_1_z3.s: New test.
 955         * testsuite/split_s390x_1_z4.s: New test.
 956         * testsuite/split_s390x_2_ns.s: New test.
 957         * testsuite/split_s390x_2_s.s: New test.
 958
 959 2016-02-11 Rahul Chaudhry  <rahulchaudhry@google.com>
 960
 961         * aarch64.cc (Target_aarch64::scan_erratum_843419_span): Remove
 962         info message for every erratum 843419 found and fixed.
 963
 964 2016-02-07  Cary Coutant  <ccoutant@gmail.com>
 965
 966         PR gold/18695
 967         * x86_64.cc (Target_x86_64::Relocate::relocate): Add additional
 968         information to relocation overflow errors.
 969
 970 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
 971
 972         PR gold/18695
 973         * x86_64.cc (X86_64_relocate_functions::pcrela32_check): Fix x32
 974         overflow checking when symbol value + addend < 0.
 975
 976 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
 977
 978         PR gold/19577
 979         * reloc.h (Limits): New class.
 980         (Bits::has_overflow32): Use min/max values from Limits.
 981         (Bits::has_unsigned_overflow32): Likewise.
 982         (Bits::has_signed_unsigned_overflow32): Likewise.
 983         (Bits::has_overflow): Likewise.
 984         (Bits::has_unsigned_overflow): Likewise.
 985         (Bits::has_signed_unsigned_overflow64): Likewise.
 986
 987 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
 988
 989         PR gold/19567
 990         * reloc.h (Relocate_functions::Overflow_check): Add comments.
 991         * x86_64.cc (X86_64_relocate_functions): New class.
 992         (Target_x86_64::Relocate::relocate): Use the new class.
 993         * testsuite/Makefile.am (x86_64_overflow_pc32): Add -Tdata option.
 994         (x32_overflow_pc32): New test case.
 995         * testsuite/Makefile.in: Regenerate.
 996         * testsuite/x32_overflow_pc32.sh: New script.
 997         * testsuite/x86_64_overflow_pc32.s: Remove .space directive.
 998
 999 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
1000
1001         PR gold/19577
1002         * reloc.h (Bits::has_unsigned_overflow32): Fix static_cast.
1003         (Bits::has_unsigned_overflow): Remove unnecessary static_cast.
1004
1005 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
1006
1007         PR gold/19577
1008         * reloc.h (Bits::has_unsigned_overflow32): Fix unsigned/signed
1009         comparison.
1010         (Bits::has_unsigned_overflow): Likewise.
1011
1012 2016-02-06  Marcin Kościelnicki  <koriakin@0x04.net>
1013
1014         * i386.cc (Target_i386::is_call_to_non_split): Add view and view_size
1015         parameters.
1016         * reloc.cc (Sized_relobj_file::split_stack_adjust_reltype): Pass view
1017         and view_size to is_call_to_non_split.
1018         * target.cc (Target::is_call_to_non_split): Add view and view_size
1019         parameters.
1020         * target.h (class Target): Likewise.
1021
1022 2016-02-05  Sriraman Tallam  <tmsriram@google.com>
1023
1024         * icf.cc (get_rel_addend): New function.
1025         (get_section_contents):  Move merge section addend computation to a
1026         new function.  Ignore negative values for SHT_REL and SHT_RELA addends.
1027         Fix bug to not read past the length of the section.
1028
1029 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
1030             Andrew Senkevich  <andrew.senkevich@intel.com>
1031
1032         PR gold/18695
1033         * x86_64.cc (Target_x86_64::Relocate::relocate): Add overflow
1034         checking for R_X86_64_32, R_X86_64_32S, R_X86_64_PC32, and
1035         R_X86_64_PLT32.
1036         * testsuite/Makefile.am (x86_64_overflow_pc32): New test.
1037         * testsuite/x86_64_overflow_pc32.sh: New test script.
1038         * testsuite/x86_64_overflow_pc32.s: New source file.
1039
1040 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
1041
1042         PR gold/18695
1043         * reloc.h (Relocate_functions::Address): New typedef.
1044         (Relocate_functions::Addendtype): New typedef.
1045         (Relocate_functions::Overflow_check): New enum type.
1046         (Relocate_functions::Reloc_status): New enum type.
1047         (Relocate_functions::check_overflow): New function template.
1048         (Relocate_functions::rel): Add check parameter; check for overflow.
1049         (Relocate_functions::rel_unaligned): Likewise.
1050         (Relocate_functions::rela): Likewise.
1051         (Relocate_functions::pcrel): Likewise.
1052         (Relocate_functions::pcrel_unaligned): Likewise.
1053         (Relocate_functions::pcrela): Likewise.
1054         (Relocate_functions::rel8): Adjust parameter types.
1055         (Relocate_functions::rela8): Likewise.
1056         (Relocate_functions::pcrel8): Likewise.
1057         (Relocate_functions::pcrela8): Likewise.
1058         (Relocate_functions::rel16): Likewise.
1059         (Relocate_functions::rela168): Likewise.
1060         (Relocate_functions::pcrel16): Likewise.
1061         (Relocate_functions::pcrela16): Likewise.
1062         (Relocate_functions::rel32): Likewise.
1063         (Relocate_functions::rel32_unaligned): Likewise.
1064         (Relocate_functions::rela32): Likewise.
1065         (Relocate_functions::pcrel32): Likewise.
1066         (Relocate_functions::pcrel32_unaligned): Likewise.
1067         (Relocate_functions::pcrela32): Likewise.
1068         (Relocate_functions::rel8_check): New function.
1069         (Relocate_functions::rela8_check): New function.
1070         (Relocate_functions::pcrel8_check): New function.
1071         (Relocate_functions::pcrela8_check): New function.
1072         (Relocate_functions::rel16_check): New function.
1073         (Relocate_functions::rela168_check): New function.
1074         (Relocate_functions::pcrel16_check): New function.
1075         (Relocate_functions::pcrela16_check): New function.
1076         (Relocate_functions::rel32_check): New function.
1077         (Relocate_functions::rel32_unaligned_check): New function.
1078         (Relocate_functions::rela32_check): New function.
1079         (Relocate_functions::pcrel32_check): New function.
1080         (Relocate_functions::pcrel32_unaligned_check): New function.
1081         (Relocate_functions::pcrela32_check): New function.
1082         (Bits::has_unsigned_overflow32): New function.
1083         (Bits::has_unsigned_overflow): New function.
1084         * testsuite/Makefile.am (overflow_unittest): New test.
1085         * testsuite/Makefile.in: Regenerate.
1086         * testsuite/overflow_unittest.cc: New source file.
1087
1088 2016-02-04  Alan Modra  <amodra@gmail.com>
1089
1090         * powerpc.cc (relocate): Adjust last patch for big-endian.
1091
1092 2016-02-02  Alan Modra  <amodra@gmail.com>
1093
1094         * powerpc.cc (relocate): Further restrict ELFv2 entry optimization.
1095
1096 2016-01-15 Han Shen  <shenhan@google.com>
1097
1098         PR gold/19472 - need pc-relative stubs.
1099
1100         * aarch64.cc (Reloc_stub::stub_type_for_reloc): Return PC-relative
1101         stub type for DSOs and pie executables.
1102
1103 2016-01-12  H.J. Lu  <hongjiu.lu@intel.com>
1104
1105         * i386.cc (Target_i386::Classify_reloc::get_r_addend): Remove
1106         'typename'.
1107
1108 2016-01-12  Cary Coutant  <ccoutant@gmail.com>
1109
1110         * arm.cc (Target_arm::Classify_reloc::get_r_addend): New method.
1111         * i386.cc (Target_i386::Classify_reloc::get_r_addend): New method.
1112         * mips.cc (Target_arm::Mips_classify_reloc::get_r_addend): (Both
1113         specializations) New method.
1114
1115 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
1116
1117         PR gold/19353
1118         * aarch64.cc (Target_aarch64::relocate_tls): Don't insist that
1119         we have a TLS segment for GD-to-IE optimization.
1120         * i386.cc (Target_i386::tls_gd_to_ie): Remove tls_segment parameter.
1121         Adjust all calls.
1122         (Target_i386::tls_desc_gd_to_ie): Likewise.
1123         (Target_i386::relocate_tls): Don't insist that we have a TLS segment
1124         for TLSDESC GD-to-IE optimizations.
1125         * x86_64.cc (Target_x86_64::tls_gd_to_ie): Remove tls_segment parameter.
1126         Adjust all calls.
1127         (Target_x86_64::tls_desc_gd_to_ie): Likewise.
1128         (Target_x86_64::relocate_tls): Don't insist that we have a TLS segment
1129         for TLSDESC GD-to-IE optimizations.
1130
1131 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
1132
1133         Refactor gold to enable support for MIPS-64 relocation format.
1134
1135         * gc.h (get_embedded_addend_size): Remove sh_type parameter.
1136         (gc_process_relocs): Remove sh_type template parameter.
1137         Use Classify_reloc to access r_sym, r_type, and r_addend fields.
1138         * object.h (Sized_relobj_file::split_stack_adjust): Add target
1139         parameter.
1140         (Sized_relobj_file::split_stack_adjust_reltype): Likewise.
1141         * reloc-types.h (Reloc_types::copy_reloc_addend): (SHT_REL and SHT_RELA
1142         specializations) Remove.
1143         * reloc.cc (Emit_relocs_strategy): Rename and move to target-reloc.h.
1144         (Sized_relobj_file::emit_relocs_scan): Call Target::emit_relocs_scan().
1145         (Sized_relobj_file::emit_relocs_scan_reltype): Remove.
1146         (Sized_relobj_file::split_stack_adjust): Add target parameter.
1147         Adjust all callers.
1148         (Sized_relobj_file::split_stack_adjust_reltype): Likewise. Call
1149         Target::get_r_sym() to get r_sym field from relocations.
1150         (Track_relocs::next_symndx): Call Target::get_r_sym().
1151         * target-reloc.h (scan_relocs): Remove sh_type template parameter;
1152         add Classify_reloc template parameter.  Use for accessing r_sym and
1153         r_type.
1154         (relocate_section): Likewise.
1155         (Default_classify_reloc): New class (renamed and moved from reloc.cc).
1156         (Default_scan_relocatable_relocs): Remove sh_type template parameter.
1157         (Default_scan_relocatable_relocs::Reltype): New typedef.
1158         (Default_scan_relocatable_relocs::reloc_size): New const.
1159         (Default_scan_relocatable_relocs::sh_type): New const.
1160         (Default_scan_relocatable_relocs::get_r_sym): New method.
1161         (Default_scan_relocatable_relocs::get_r_type): New method.
1162         (Default_emit_relocs_strategy): New class.
1163         (scan_relocatable_relocs): Replace sh_type template parameter with
1164         Scan_relocatable_relocs class.  Use it to access r_sym and r_type
1165         fields.
1166         (relocate_relocs): Replace sh_type template parameter with
1167         Classify_reloc class.  Use it to access r_sym and r_type fields.
1168         * target.h (Target::is_call_to_non_split): Replace r_type parameter
1169         with pointer to relocation. Adjust all callers.
1170         (Target::do_is_call_to_non_split): Likewise.
1171         (Target::emit_relocs_scan): New virtual method.
1172         (Sized_target::get_r_sym): New virtual method.
1173         * target.cc (Target::do_is_call_to_non_split): Replace r_type parameter
1174         with pointer to relocation.
1175
1176         * aarch64.cc (Target_aarch64::emit_relocs_scan): New method.
1177         (Target_aarch64::Relocatable_size_for_reloc): Remove.
1178         (Target_aarch64::gc_process_relocs): Use Default_classify_reloc.
1179         (Target_aarch64::scan_relocs): Likewise.
1180         (Target_aarch64::relocate_section): Likewise.
1181         (Target_aarch64::Relocatable_size_for_reloc::get_size_for_reloc):
1182         Remove.
1183         (Target_aarch64::scan_relocatable_relocs): Use Default_classify_reloc.
1184         (Target_aarch64::relocate_relocs): Use Default_classify_reloc.
1185         * arm.cc (Target_arm::Arm_scan_relocatable_relocs): Remove sh_type
1186         template parameter.
1187         (Target_arm::emit_relocs_scan): New method.
1188         (Target_arm::Relocatable_size_for_reloc): Replace with...
1189         (Target_arm::Classify_reloc): ...this.
1190         (Target_arm::gc_process_relocs): Use Classify_reloc.
1191         (Target_arm::scan_relocs): Likewise.
1192         (Target_arm::relocate_section): Likewise.
1193         (Target_arm::scan_relocatable_relocs): Likewise.
1194         (Target_arm::relocate_relocs): Likewise.
1195         * i386.cc (Target_i386::emit_relocs_scan): New method.
1196         (Target_i386::Relocatable_size_for_reloc): Replace with...
1197         (Target_i386::Classify_reloc): ...this.
1198         (Target_i386::gc_process_relocs): Use Classify_reloc.
1199         (Target_i386::scan_relocs): Likewise.
1200         (Target_i386::relocate_section): Likewise.
1201         (Target_i386::scan_relocatable_relocs): Likewise.
1202         (Target_i386::relocate_relocs): Likewise.
1203         * mips.cc (Mips_scan_relocatable_relocs): Remove sh_type template
1204         parameter.
1205         (Mips_reloc_types): New class template.
1206         (Mips_classify_reloc): New class template.
1207         (Target_mips::Reltype): New typedef.
1208         (Target_mips::Relatype): New typedef.
1209         (Target_mips::emit_relocs_scan): New method.
1210         (Target_mips::get_r_sym): New method.
1211         (Target_mips::Relocatable_size_for_reloc): Replace with
1212         Mips_classify_reloc.
1213         (Target_mips::copy_reloc): Use Mips_classify_reloc.
1214         (Target_mips::gc_process_relocs): Likewise.
1215         (Target_mips::scan_relocs): Likewise.
1216         (Target_mips::relocate_section): Likewise.
1217         (Target_mips::scan_relocatable_relocs): Likewise.
1218         (Target_mips::relocate_relocs): Likewise.
1219         (mips_get_size_for_reloc): New function, factored out from
1220         Relocatable_size_for_reloc::get_size_for_reloc.
1221         (Target_mips::Scan::local): Use Mips_classify_reloc.
1222         (Target_mips::Scan::global): Likewise.
1223         (Target_mips::Relocate::relocate): Likewise.
1224         * powerpc.cc (Target_powerpc::emit_relocs_scan): New method.
1225         (Target_powerpc::Relocatable_size_for_reloc): Remove.
1226         (Target_powerpc::gc_process_relocs): Use Default_classify_reloc.
1227         (Target_powerpc::scan_relocs): Likewise.
1228         (Target_powerpc::relocate_section): Likewise.
1229         (Powerpc_scan_relocatable_reloc): Convert to class template.
1230         (Powerpc_scan_relocatable_reloc::Reltype): New typedef.
1231         (Powerpc_scan_relocatable_reloc::reloc_size): New const.
1232         (Powerpc_scan_relocatable_reloc::sh_type): New const.
1233         (Powerpc_scan_relocatable_reloc::get_r_sym): New method.
1234         (Powerpc_scan_relocatable_reloc::get_r_type): New method.
1235         (Target_powerpc::scan_relocatable_relocs): Use
1236         Powerpc_scan_relocatable_reloc.
1237         (Target_powerpc::relocate_relocs): Use Default_classify_reloc.
1238         * s390.cc (Target_s390::emit_relocs_scan): New method.
1239         (Target_s390::Relocatable_size_for_reloc): Remove.
1240         (Target_s390::gc_process_relocs): Use Default_classify_reloc.
1241         (Target_s390::scan_relocs): Likewise.
1242         (Target_s390::relocate_section): Likewise.
1243         (Target_s390::Relocatable_size_for_reloc::get_size_for_reloc):
1244         Remove.
1245         (Target_s390::scan_relocatable_relocs): Use Default_classify_reloc.
1246         (Target_s390::relocate_relocs): Use Default_classify_reloc.
1247         * sparc.cc (Target_sparc::emit_relocs_scan): New method.
1248         (Target_sparc::Relocatable_size_for_reloc): Remove.
1249         (Target_sparc::gc_process_relocs): Use Default_classify_reloc.
1250         (Target_sparc::scan_relocs): Likewise.
1251         (Target_sparc::relocate_section): Likewise.
1252         (Target_sparc::Relocatable_size_for_reloc::get_size_for_reloc):
1253         Remove.
1254         (Target_sparc::scan_relocatable_relocs): Use Default_classify_reloc.
1255         (Target_sparc::relocate_relocs): Use Default_classify_reloc.
1256         * tilegx.cc (Target_tilegx::emit_relocs_scan): New method.
1257         (Target_tilegx::Relocatable_size_for_reloc): Remove.
1258         (Target_tilegx::gc_process_relocs): Use Default_classify_reloc.
1259         (Target_tilegx::scan_relocs): Likewise.
1260         (Target_tilegx::relocate_section): Likewise.
1261         (Target_tilegx::Relocatable_size_for_reloc::get_size_for_reloc):
1262         Remove.
1263         (Target_tilegx::scan_relocatable_relocs): Use Default_classify_reloc.
1264         (Target_tilegx::relocate_relocs): Use Default_classify_reloc.
1265         * x86_64.cc (Target_x86_64::emit_relocs_scan): New method.
1266         (Target_x86_64::Relocatable_size_for_reloc): Remove.
1267         (Target_x86_64::gc_process_relocs): Use Default_classify_reloc.
1268         (Target_x86_64::scan_relocs): Likewise.
1269         (Target_x86_64::relocate_section): Likewise.
1270         (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1271         Remove.
1272         (Target_x86_64::scan_relocatable_relocs): Use Default_classify_reloc.
1273         (Target_x86_64::relocate_relocs): Use Default_classify_reloc.
1274
1275         * testsuite/testfile.cc (Target_test::emit_relocs_scan): New method.
1276
1277 2016-01-01  Alan Modra  <amodra@gmail.com>
1278
1279         Update year range in copyright notice of all files.
1280
1281 For older changes see ChangeLog-0815
1282 \f
1283 Copyright (C) 2016 Free Software Foundation, Inc.
1284
1285 Copying and distribution of this file, with or without modification,
1286 are permitted in any medium without royalty provided the copyright
1287 notice and this notice are preserved.
1288
1289 Local Variables:
1290 mode: change-log
1291 left-margin: 8
1292 fill-column: 74
1293 version-control: never
1294 End: