gold/ChangeLog

   1 2016-11-27  Ambrogino Modigliani  <ambrogino.modigliani@gmail.com>
   2
   3         * aarch64.cc: Fix spelling in comments.
   4         * arm.cc: Fix spelling in comments.
   5         * icf.cc: Fix spelling in comments.
   6         * layout.cc: Fix spelling in comments.
   7         * layout.h: Fix spelling in comments.
   8         * mips.cc: Fix spelling in comments.
   9         * output.h: Fix spelling in comments.
  10         * plugin.h: Fix spelling in comments.
  11         * script-sections.h: Fix spelling in comments.
  12         * script.h: Fix spelling in comments.
  13         * stringpool.h: Fix spelling in comments.
  14         * tilegx.cc: Fix spelling in comments.
  15
  16 2016-11-22  Cary Coutant  <ccoutant@gmail.com>
  17
  18         PR gold/20346
  19         * options.cc (One_option::print): Print "(default)" when appropriate.
  20         * options.h: Clean up and re-sort options.
  21         (One_option::is_default): New data member.
  22         (One_option::One_option): Add is_default parameter; adjust all calls.
  23         (DEFINE_var): Add is_default__ parameter; adjust all calls.
  24         (DEFINE_bool): Set is_default based on default_value__.
  25         (DEFINE_bool_ignore): New macro.
  26         (--no-eh-frame-hdr): New option.
  27         (--enable-new-dtags): Remove mention of DT_FLAGS.
  28
  29 2016-11-22  Ambrogino Modigliani  <ambrogino.modigliani@gmail.com>
  30
  31         * configure: Regenerate.
  32
  33 2016-11-21  Cary Coutant  <ccoutant@gmail.com>
  34
  35         PR gold/20693
  36         * gold.cc (queue_middle_tasks): Force valid target earlier.
  37
  38 2016-11-21  Igor Kudrin  <ikudrin@accesssoftek.com>
  39
  40         * layout.cc: Include windows.h and rpcdce.h (for MinGW32).
  41         (Layout::create_build_id): Generate uuid using UuidCreate().
  42
  43 2016-11-04  Loïc Yhuel <loic.yhuel@softathome.com>
  44
  45         * configure.ac: add missing '$'.
  46         * configure: Regenerate.
  47
  48 2016-10-21  Gergely Nagy  <ngg@tresorit.com>
  49
  50         PR gold/17704
  51         * icf.cc (match_sections): Add new parameter section_addraligns.
  52         Check section alignment and keep the section with the strictest
  53         alignment.
  54         (find_identical_sections): New local variable section_addraligns.
  55         Store each section's alignment.
  56         * testsuite/pr17704a_test.s: New file.
  57         * testsuite/Makefile.am (pr17704a_test): New test.
  58         * testsuite/Makefile.in: Regenerate.
  59
  60 2016-10-06  Alan Modra  <amodra@gmail.com>
  61
  62         * powerpc.cc (Target_powerpc::Relocate::relocate): Add fall
  63         through comment.
  64         * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
  65
  66 2016-10-06  Alan Modra  <amodra@gmail.com>
  67
  68         * aarch64.cc: Spell fall through comments as "// Fall through.".
  69         * arm.cc: Likewise.
  70         * mips.cc: Likewise.
  71         * powerpc.cc: Likewise.
  72         * s390.cc: Likewise.
  73         * sparc.cc: Likewise.
  74         * x86_64.cc: Likewise.
  75         * powerpc.cc (Target_powerpc::Relocate::relocate): Add missing
  76         fall through comments.
  77         * sparc.cc: (Target_sparc::Scan::global): Likewise.
  78         (Target_sparc::Relocate::relocate): Likewise.
  79         * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
  80         * resolve.cc (symbol_to_bits): Add missing break.
  81
  82 2016-09-26  Cary Coutant  <ccoutant@gmail.com>
  83
  84         PR gold/20238
  85         * symtab.cc (Symbol_table::define_default_version): Check that
  86         unversioned symbol is defined.
  87
  88 2016-09-26  Vlad Zakharov  <vzakhar@synopsys.com>
  89
  90         * Makefile.in: Regenerate.
  91         * configure: Likewise.
  92         * testsuite/Makefile.in: Likewise.
  93
  94 2016-09-26  Alan Modra  <amodra@gmail.com>
  95
  96         * aarch64.cc (Target_aarch64::is_erratum_835769_sequence): Avoid
  97         compiler warning.
  98         * output.cc (Output_segment::set_section_addresses): Likewise.
  99         * testsuite/Makefile.in: Regenerate.
 100
 101 2016-09-02  Doug Kwan  <dougkwan@google.com>
 102
 103         * arm.cc (Target_arm::Target_arm): Move method definition outside of
 104         class definition.  Add code to handle --target1-rel, --target1-abs
 105         and --target2= options.
 106         (Target_arm::get_reloc_reloc_type): Change method to be non-static
 107         and const.
 108         (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
 109         member declaration.
 110         (Target_arm::Scan::local, Target_arm::Scan::global,
 111         Target_arm::Relocate::relocate,
 112         Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
 113         call to Target_arm::get_real_reloc_type.
 114         (Target_arm::get_real_reloc_type): Use command line options to
 115         determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
 116         * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
 117         options.
 118
 119 2016-08-31  Alan Modra  <amodra@gmail.com>
 120
 121         * powerpc.cc (class Stub_control): Delete stub14_group_size_
 122         and has14_.  Add group_size_.
 123         (Stub_control::can_add_to_stub_group): Adjust to suit.  Print
 124         debug info when switching to adding sections before stubs.
 125
 126 2016-08-31  Alan Modra  <amodra@gmail.com>
 127
 128         * debug.h (DEBUG_TARGET): New.
 129         (DEBUG_ALL): Add DEBUG_TARGET.
 130         (gold_debug): Delete FORMAT param.
 131         * powerpc.cc (Stub_control::can_add_to_stub_group): Print debug ourput.
 132
 133 2016-08-30  Alan Modra  <amodra@gmail.com>
 134
 135         PR 20523
 136         * powerpc.cc (class Stub_control): Add has14_.  Comment owner_.
 137         (Stub_control::can_add_to_stub_group): Correct grouping of
 138         sections containing 14-bit external branches.  When returning
 139         false, set state_ to reflect the fact that we have one section
 140         for the next group.  Rewrite most of function for clarity.
 141         Add and expand comments.
 142         (Target_powerpc::do_relax): Print stub group size retry in hex.
 143
 144 2016-08-26  Han Shen  <shenhan@google.com>
 145
 146         PR gold/20529 - relaxing loop never ends.
 147
 148         * powerpc.cc (Stub_table::min_size_threshold_): New member to
 149         limit size.
 150         (Stub_table::set_min_size_threshold): New member function.
 151         (Stub_table::set_address_and_size): Add code to only allow size
 152         increase.
 153         (Target_powerpc::do_relax): Add code to record last size.
 154
 155 2016-08-23  Roland McGrath  <roland@hack.frob.com>
 156
 157         * options.h (General_options): Grok -z stack-size.
 158         * output.h (Output_segment::set_size): New method.
 159         * layout.cc (Layout::create_executable_stack_info): Renamed to ...
 160         (Layout::create_stack_segment): ... this.  Always create the
 161         segment if -z stack-size was used.
 162         (Layout::set_segment_offsets): Don't call ->set_offset on the
 163         PT_GNU_STACK segment.
 164
 165 2016-08-15  Bharathi Seshadri  <bseshadr@cisco.com>
 166
 167         * options.h (General_options): Add --be8 option.
 168         * arm.cc (Arm_relobj::do_relocate_sections): Add code to swap for be8.
 169         (Output_data_plt_arm_standard::do_fill_first_plt_entry): Likewise.
 170         (Output_data_plt_arm_short::do_fill_plt_entry): Likewise.
 171         (Output_data_plt_arm_long::do_fill_plt_entry): Likewise.
 172         (Target_arm::do_adjust_elf_header): Do EF_ARM_BE8 adjustment.
 173
 174 2016-08-17  Cary Coutant  <ccoutant@gmail.com>
 175
 176         * i386.cc (Target_i386): Reset skip_call_tls_get_addr_ after printing
 177         error message.
 178         * testsuite/Makefile.am (pr20216a): Add missing dependencies.
 179         (pr20308a): Add -Bgcctestdir/ to compile rules.
 180         * testsuite/Makefile.in: Regenerate.
 181
 182 2016-08-12  Roland McGrath  <roland@hack.frob.com>
 183
 184         PR gold/20462
 185         * script-sections.cc (Script_sections::release_segments):
 186         Reset this->segments_created_.
 187
 188 2016-08-12  Roland McGrath  <roland@hack.frob.com>
 189
 190         * yyscript.y (HIDDEN): New %token.
 191         (assignment): Handle HIDDEN(string = expr) syntax.
 192         * script.cc (script_keyword_parsecodes): Add HIDDEN.
 193
 194 2016-08-10  Cary Coutant  <ccoutant@gmail.com>
 195
 196         PR gold/20216
 197         * x86_64.cc (Target_x86_64::Relocate::relocate): Add check for
 198         R_X86_64_GOTPCREL. Reset skip_call_tls_get_addr_ after printing
 199         error message.
 200         * testsuite/Makefile.am (pr20216_gd.o): Add -Bgcctestdir/.
 201         (pr20216_ld.o): Likewise.
 202         * testsuite/Makefile.in: Regenerate.
 203
 204 2016-08-10  James Clarke  <jrtc27@jrtc27.com>
 205
 206         PR gold/20443
 207         * symtab.cc (Symbol_table::add_from_relobj): Handle NULL symbols,
 208         which will be present for STT_SPARC_REGISTER.
 209         (Symbol_table::add_from_pluginobj): Likewise.
 210         (Symbol_table::add_from_dynobj): Likewise.
 211         (Symbol_table::add_from_incrobj): Removed dead code.
 212
 213 2016-08-10  James Clarke  <jrtc27@jrtc27.com>
 214
 215         PR gold/20442
 216         * sparc.cc (Target_sparc::Relocate::relocate): R_SPARC_GOTDATA_OP_LOX10
 217         should fall back on R_SPARC_GOT10, not R_SPARC_GOT13.
 218
 219 2016-08-10  James Clarke  <jrtc27@jrtc27.com>
 220
 221         PR gold/20441
 222         * sparc.cc (Target_sparc::Scan::check_non_pic): Allow R_SPARC_32 on
 223         sparc64.
 224
 225 2016-06-29  Cary Coutant  <ccoutant@gmail.com>
 226
 227         PR gold/20310
 228         * testsuite/dynamic_list.sh: Remove check for _ZdlPv.
 229
 230 2016-06-29  Cary Coutant  <ccoutant@gmail.com>
 231
 232         * testsuite/Makefile.am (MOSTLYCLEANFILES): Add eh_test_2.
 233         * testsuite/Makefile.in: Regenerate.
 234
 235 2016-06-30  Alan Modra  <amodra@gmail.com>
 236
 237         * testsuite/Makefile.am (memory_test, memory_test_2): Pass
 238         -Wl,-z to gcc, not plain -z.
 239         * testsuite/Makefile.in: Regenerate.
 240
 241 2016-06-29  H.J. Lu  <hongjiu.lu@intel.com>
 242
 243         PR gold/20308
 244         * i386.cc (Target_i386::Relocate::relocate): Allow
 245         R_386_GOT32X relocation against ___tls_get_addr.
 246         (Target_i386::Relocate::tls_gd_to_ie): Support indirect
 247         call to __tls_get_addr.
 248         (Target_i386::Relocate::tls_gd_to_le): Likewise.
 249         (Target_i386::Relocate::tls_ld_to_le): Likewise.
 250         * testsuite/Makefile.am (check_PROGRAMS): Add pr20308a_test,
 251         pr20308b_test, pr20308c_test, pr20308d_test, pr20308e_test.
 252         (pr20308a_test_SOURCES): New.
 253         (pr20308a_test_DEPENDENCIES): Likewise.
 254         (pr20308a_test_CFLAGS): Likewise.
 255         (pr20308a_test_LDFLAGS): Likewise.
 256         (pr20308a_test_LDADD): Likewise.
 257         (pr20308b_test_SOURCES): Likewise.
 258         (pr20308b_test_DEPENDENCIES): Likewise.
 259         (pr20308b_test_CFLAGS): Likewise.
 260         (pr20308b_test_LDFLAGS): Likewise.
 261         (pr20308b_test_LDADD): Likewise.
 262         (pr20308c_test_SOURCES): Likewise.
 263         (pr20308c_test_DEPENDENCIES): Likewise.
 264         (pr20308c_test_CFLAGS): Likewise.
 265         (pr20308c_test_LDFLAGS): Likewise.
 266         (pr20308c_test_LDADD): Likewise.
 267         (pr20308d_test_SOURCES): Likewise.
 268         (pr20308d_test_DEPENDENCIES): Likewise.
 269         (pr20308d_test_CFLAGS): Likewise.
 270         (pr20308d_test_LDFLAGS): Likewise.
 271         (pr20308d_test_LDADD): Likewise.
 272         (pr20308e_test_SOURCES): Likewise.
 273         (pr20308e_test_DEPENDENCIES): Likewise.
 274         (pr20308e_test_CFLAGS): Likewise.
 275         (pr20308e_test_LDFLAGS): Likewise.
 276         (pr20308e_test_LDADD): Likewise.
 277         (pr20308a.so): Likewise.
 278         (pr20308b.so): Likewise.
 279         (pr20308_gd.o): Likewise.
 280         (pr20308_ld.o): Likewise.
 281         (MOSTLYCLEANFILES): Add pr20308a.so pr20308b.so.
 282         * testsuite/Makefile.in: Regenerated.
 283         * testsuite/pr20308_def.c: New file.
 284         * testsuite/pr20308_gd.S: Likewise.
 285         * testsuite/pr20308_ld.S: Likewise.
 286         * testsuite/pr20308_main.c: Likewise.
 287
 288 2016-06-29  H.J. Lu  <hongjiu.lu@intel.com>
 289
 290         PR gold/20216
 291         * configure.ac (DEFAULT_TARGET_X86_64_OR_X32): New
 292         AM_CONDITIONAL.
 293         * configure: Regenerated.
 294         * x86_64.cc (Target_x86_64<size>::Relocate::relocate): Allow
 295         R_X86_64_GOTPCRELX relocation against __tls_get_addr.
 296         (Target_x86_64<size>::Relocate::tls_gd_to_ie): Support indirect
 297         call to __tls_get_addr.
 298         (Target_x86_64<size>::Relocate::tls_gd_to_le): Likewise.
 299         (Target_x86_64<size>::Relocate::tls_ld_to_le): Likewise.
 300         * testsuite/Makefile.am (check_PROGRAMS): Add pr20216a_test,
 301         pr20216b_test, pr20216c_test, pr20216d_test, pr20216e_test.
 302         (pr20216a_test_SOURCES): New.
 303         (pr20216a_test_DEPENDENCIES): Likewise.
 304         (pr20216a_test_CFLAGS): Likewise.
 305         (pr20216a_test_LDFLAGS): Likewise.
 306         (pr20216a_test_LDADD): Likewise.
 307         (pr20216b_test_SOURCES): Likewise.
 308         (pr20216b_test_DEPENDENCIES): Likewise.
 309         (pr20216b_test_CFLAGS): Likewise.
 310         (pr20216b_test_LDFLAGS): Likewise.
 311         (pr20216b_test_LDADD): Likewise.
 312         (pr20216c_test_SOURCES): Likewise.
 313         (pr20216c_test_DEPENDENCIES): Likewise.
 314         (pr20216c_test_CFLAGS): Likewise.
 315         (pr20216c_test_LDFLAGS): Likewise.
 316         (pr20216c_test_LDADD): Likewise.
 317         (pr20216d_test_SOURCES): Likewise.
 318         (pr20216d_test_DEPENDENCIES): Likewise.
 319         (pr20216d_test_CFLAGS): Likewise.
 320         (pr20216d_test_LDFLAGS): Likewise.
 321         (pr20216d_test_LDADD): Likewise.
 322         (pr20216e_test_SOURCES): Likewise.
 323         (pr20216e_test_DEPENDENCIES): Likewise.
 324         (pr20216e_test_CFLAGS): Likewise.
 325         (pr20216e_test_LDFLAGS): Likewise.
 326         (pr20216e_test_LDADD): Likewise.
 327         (pr20216a.so): Likewise.
 328         (pr20216b.so): Likewise.
 329         (pr20216_gd.o): Likewise.
 330         (pr20216_ld.o): Likewise.
 331         (MOSTLYCLEANFILES): Add pr20216a.so pr20216b.so.
 332         * testsuite/Makefile.in: Regenerated.
 333         * testsuite/pr20216_def.c: New file.
 334         * testsuite/pr20216_gd.S: Likewise.
 335         * testsuite/pr20216_ld.S: Likewise.
 336         * testsuite/pr20216_main.c: Likewise.
 337
 338 2016-06-29  Alan Modra  <amodra@gmail.com>
 339
 340         * script_test_12.t: Delete .plt, specify 64k page size.
 341         * script_test_12i.t: Likewise.
 342
 343 2016-06-29  Alan Modra  <amodra@gmail.com>
 344
 345         * testsuite/plugin_layout_with_alignment.c: Explicitly align all
 346         variables.
 347
 348 2016-06-29  Alan Modra  <amodra@gmail.com>
 349
 350         * testsuite/Makefile.am (copy_test_protected): Disable for powerpc.
 351         * testsuite/Makefile.in: Regenerate.
 352
 353 2016-06-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 354
 355         * aarch64-reloc.def (NONE): New relocation.
 356         * aarch64.cc (Target_aarch64::Scan::local): Handle R_AARCH64_NONE.
 357         (Target_aarch64::Scan::global): Likewise.
 358         * testsuite/Makefile.am (aarch64_reloc_none): New test.
 359         * testsuite/Makefile.in: Regenerate.
 360         * testsuite/aarch64_reloc_none.s: New test source file.
 361         * testsuite/aarch64_reloc_none.sh: New test script.
 362
 363 2016-06-28  Sriraman Tallam  <tmsriram@google.com>
 364
 365         * x86_64.cc (Lazy_view): New class.
 366         (can_convert_mov_to_lea): Templatize function.  Make the function
 367         check for appropriate relocation types and use the view parameter
 368         to get section contents.
 369         (can_convert_callq_to_direct): New function.
 370         (Target_x86_64<size>::Scan::global): Refactor.
 371         (Target_x86_64<size>::Relocate::relocate): Refactor. Change any indirect
 372         call via GOT that can be converted.
 373         * testsuite/Makefile.am (x86_64_indirect_call_to_direct.sh): New test.
 374         * testsuite/Makefile.in: Regenerate.
 375         * testsuite/x86_64_indirect_call_to_direct1.s: New file.
 376         * testsuite/x86_64_indirect_jump_to_direct1.s: New file.
 377
 378 2016-06-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 379
 380         * aarch64.cc (Target_aarch64::Scan::local): Move the call to got_section
 381         from the top level to the places of its use.
 382
 383 2016-06-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 384
 385         PR gold/18098
 386         * script-c.h (Sort_wildcard): Add SORT_WILDCARD_BY_INIT_PRIORITY.
 387         * script-sections.cc (Input_section_sorter::get_init_priority): New method.
 388         (Input_section_sorter::operator()): Handle SORT_WILDCARD_BY_INIT_PRIORITY.
 389         (Output_section_element_input::print): Likewise.
 390         * script.cc (script_keyword_parsecodes): Add entry SORT_BY_INIT_PRIORITY.
 391         * yyscript.y (SORT_BY_INIT_PRIORITY): New token.
 392         (wildcard_section): Handle SORT_BY_INIT_PRIORITY.
 393
 394         * testsuite/Makefile.am (script_test_14): New test.
 395         * testsuite/Makefile.in: Regenerate.
 396         * testsuite/script_test_14.s: New test source file.
 397         * testsuite/script_test_14.sh: New test script.
 398         * testsuite/script_test_14.t: New test linker script.
 399
 400 2016-06-28  James Clarke  <jrtc27@jrtc27.com>
 401
 402         * sparc.cc (Target_sparc::Scan::local): Don't convert R_SPARC_32
 403         to R_SPARC_RELATIVE if class is ELFCLASS64.
 404         (Target_sparc::Scan::global): Likewise.
 405
 406 2016-06-23  Cary Coutant  <ccoutant@gmail.com>
 407             Igor Kudrin  <ikudrin@accesssoftek.com>
 408
 409         PR gold/15370
 410         * script-sections.cc
 411         (Output_section_element_input::set_section_addresses): Keep bin_count
 412         separate from input_pattern_count.
 413         * testsuite/script_test_12.t: Add another section .x4.
 414         * testsuite/script_test_12i.t: Likewise.
 415         * testsuite/script_test_12a.c: Likewise.
 416         * testsuite/script_test_12b.c: Likewise.
 417
 418 2016-06-23  Igor Kudrin  <ikudrin@accesssoftek.com>
 419
 420         * gold-threads.cc (impl_threads::Lock_impl_threads): Fix typos.
 421
 422 2016-06-22  H.J. Lu  <hongjiu.lu@intel.com>
 423
 424         PR ld/20283
 425         * NEWS: Mention --enable-relro.
 426         * configure.ac: Add --enable-relro.
 427         (DEFAULT_LD_Z_RELRO): New.  Set by --enable-relro and default
 428         to 1.
 429         * config.in: Regenerated.
 430         * configure: Likewise.
 431         * options.h (General_options::relro): Default to
 432         DEFAULT_LD_Z_RELRO.
 433
 434 2016-06-20  Cary Coutant  <ccoutant@gmail.com>
 435
 436         * NEWS: Add new features in 1.12.
 437         * version.cc (version_string): Bump to 1.12.
 438
 439 2016-06-20  H.J. Lu  <hongjiu.lu@intel.com>
 440
 441         PR gold/20245
 442         * i386.cc (Target_i386::first_plt_entry_offset): Return 0 if
 443         plt_ is NULL.
 444         (Target_i386::plt_entry_size): Likewise.
 445         (Target_x86_64<size>::first_plt_entry_offset): Likewise.
 446         (Target_x86_64<size>::plt_entry_size): Likewise.
 447
 448 2016-06-20  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 449
 450         * mips.cc (Target_mips::Target_mips): Initialize rld_map_.
 451         (Target_mips::rld_map_): New data member.
 452         (Target_mips::do_finalize_sections): Add support for
 453         DT_MIPS_RLD_MAP and DT_MIPS_RLD_MAP_REL dynamic tags,
 454         .rld_map section, and __RLD_MAP symbol.
 455         (Target_mips::do_dynamic_tag_custom_value): Add support for
 456         DT_MIPS_RLD_MAP_REL dynamic tag.
 457         * output.cc (Output_data_dynamic::get_entry_offset): New method
 458         definition.
 459         * output.h (Output_data_dynamic::get_entry_offset): New method
 460         declaration.
 461
 462 2016-06-20  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 463
 464         * mips.cc (Mips_relocate_functions::relpc16): Add unaligned check.
 465
 466 2016-06-20  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 467
 468         * mips.cc (relocation_needs_la25_stub): Add support for relocs:
 469         R_MIPS_PC21_S2 and R_MIPS_PC26_S2.
 470         (hi16_reloc): Add support for R_MIPS_PCHI16 relocation.
 471         (is_matching_lo16_reloc): Likewise.
 472         (lo16_reloc): Add support for R_MIPS_PCLO16 relocation.
 473         (Mips_output_data_plt::plt_entry_r6): New static data member for
 474         R6 PLT entry.
 475         (Target_mips::is_output_r6): New method.
 476         (Target_mips::Mips_mach): Add new enum constants.
 477         (Mips_relocate_functions::Status): Likewise.
 478         (Mips_relocate_functions::pchi16_relocs): New static data member.
 479         (Mips_relocate_functions::relpc21): New method.
 480         (Mips_relocate_functions::relpc26): Likewise.
 481         (Mips_relocate_functions::relpc18): Likewise.
 482         (Mips_relocate_functions::relpc19): Likewise.
 483         (Mips_relocate_functions::relpchi16): Likewise.
 484         (Mips_relocate_functions::do_relpchi16): Likewise.
 485         (Mips_relocate_functions::relpclo16): Likewise.
 486         (Mips_output_data_plt::do_write): Add support for Mips r6 plt
 487         entry.
 488         (Target_mips::mips_32bit_flags): Add E_MIPS_ARCH_32R6 support.
 489         (Target_mips::elf_mips_mach): Add E_MIPS_ARCH_32R6 and
 490         E_MIPS_ARCH_64R6 support.
 491         (Target_mips::update_abiflags_isa): Likewise.
 492         (mips_get_size_for_reloc): Add support for relocs: R_MIPS_PCHI16,
 493         R_MIPS_PCLO16, R_MIPS_PC21_S2, R_MIPS_PC26_S2, R_MIPS_PC18_S3 and
 494         R_MIPS_PC19_S2.
 495         (Target_mips::Scan::local): Add support for relocs: R_MIPS_PCHI16
 496         and R_MIPS_PCLO16.
 497         (Target_mips::Scan::global): Add support for relocs:
 498         R_MIPS_PC21_S2 and R_MIPS_PC26_S2.
 499         (Target_mips::Relocate::relocate): Call functions for resolving
 500         Mips32r6 and Mips64r6 relocations, and print error message for
 501         STATUS_PCREL_UNALIGNED.
 502         (Target_mips::Scan::get_reference_flags): Add support for relocs:
 503         R_MIPS_PCHI16, R_MIPS_PCLO16, R_MIPS_PC21_S2, R_MIPS_PC26_S2,
 504         R_MIPS_PC18_S3 and R_MIPS_PC19_S2.
 505         (Target_mips::elf_mips_mach_name): Add E_MIPS_ARCH_32R6 and
 506         E_MIPS_ARCH_64R6 support.
 507
 508 2016-06-13  H.J. Lu  <hongjiu.lu@intel.com>
 509
 510         PR gold/20246
 511         * testsuite/script_test_2.t: Add .got.plt after .got.
 512
 513 2016-06-10  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 514
 515         * mips.cc (struct Mips_abiflags): New struct.
 516         (Mips_relobj::Mips_relobj): Initialize attributes_section_data_
 517         and abiflags_.
 518         (Mips_relobj::~Mips_relobj): Delete object pointed by
 519         attributes_section_data_.
 520         (Mips_relobj::abiflags): New method.
 521         (Mips_relobj::attributes_section_data): Likewise.
 522         (Mips_relobj::attributes_section_data_): New data member.
 523         (Mips_relobj::abiflags_): Likewise.
 524         (class Mips_output_section_abiflags): New class.
 525         (Target_mips::Target_mips): Initialize attributes_section_data_,
 526         abiflags_ and has_abiflags_section_.
 527         (Target_mips::do_should_include_section): Don't emit input
 528         .MIPS.abiflags sections to output .MIPS.abiflags.
 529         (Target_mips::Mips_mach): Add new enum constants.
 530         (Target_mips::mips_isa_ext_mach): New method.
 531         (Target_mips::mips_isa_ext): Likewise.
 532         (Target_mips::update_abiflags_isa): Likewise.
 533         (Target_mips::infer_abiflags): Likewise.
 534         (Target_mips::create_abiflags): Likewise.
 535         (Target_mips::fp_abi_string): Likewise.
 536         (Target_mips::select_fp_abi): Likewise.
 537         (Target_mips::merge_obj_attributes): Likewise.
 538         (Target_mips::merge_obj_abiflags): Likewise.
 539         (Target_mips::level_rev): Likewise.
 540         (Target_mips::merge_obj_e_flags): Rename from
 541         merge_processor_specific_flags. Remove dyn_obj argument,
 542         call update_abiflags_isa when needed, compare NaN encodings and
 543         compare FP64 state.
 544         (Target_mips::add_machine_extensions): Add two machine extensions
 545         and fix one.
 546         (Target_mips::attributes_section_data_): New data member.
 547         (Target_mips::abiflags_): Likewise.
 548         (Target_mips::has_abiflags_section_): Likewise.
 549         (Mips_relobj::do_read_symbols): Read .gnu.attributes and
 550         .MIPS.abiflags sections if they exists.
 551         (Target_mips::elf_mips_mach): Add E_MIPS_MACH_5900 and
 552         E_MIPS_MACH_OCTEON3 support.
 553         (Target_mips::do_adjust_elf_header): Setup EI_ABIVERSION flag.
 554         (Target_mips::do_finalize_sections): Merge .gnu.attributes and
 555         .MIPS.abiflags sections from input. Create these sections if
 556         needed.
 557         (Target_mips::elf_mips_mach_name): Add E_MIPS_MACH_5900 and
 558         E_MIPS_MACH_OCTEON3 support, and change strings for
 559         E_MIPS_MACH_LS2E, E_MIPS_MACH_LS2F and E_MIPS_MACH_LS3A just
 560         to match bfd.
 561
 562 2016-06-10  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 563
 564         * mips.cc (Mips_relobj::Mips_relobj): Initialize
 565         has_reginfo_section_.
 566         (Mips_relobj::has_reginfo_section_): New data member.
 567         (Mips_relobj::has_reginfo_section): New method.
 568         (class Mips_output_section_reginfo): Change base class to
 569         Output_section_data, and set masks of the output .reginfo section
 570         in constructor.
 571         (Mips_output_section_reginfo::as_mips_output_section_reginfo):
 572         Remove.
 573         (Mips_output_section_reginfo::set_masks): Likewise.
 574         (Mips_output_section_reginfo::set_final_data_size): Likewise.
 575         (Mips_output_section_reginfo::do_print_to_mapfile): New method.
 576         (Target_mips::do_make_output_section): Remove.
 577         (Mips_relobj::do_read_symbols): Set has_reginfo_section_ to true
 578         if the object contains a .reginfo section.
 579         (Target_mips::do_finalize_sections): Create a .reginfo output
 580         section if needed.
 581
 582 2016-06-09  Artemiy Volkov  <artemiyv@acm.org>
 583
 584         * mips.cc (Mips_output_data_got::do_write): Add missing template
 585         args via typedef.
 586
 587 2016-05-30  Marcin Kościelnicki  <koriakin@0x04.net>
 588
 589         PR/19960
 590         * s390.cc (Target_s390::ss_code_st_r14): Removed.
 591         (Target_s390::ss_code_l_r14): Removed.
 592         (Target_s390::ss_code_ear): Removed.
 593         (Target_s390::ss_code_c): Removed.
 594         (Target_s390::ss_match_st_r14): New function.
 595         (Target_s390::ss_match_l_r14): New function.
 596         (Target_s390::ss_match_mcount): Call ss_match_{l,st}_r14 instead
 597         of matching code directly.
 598         (Target_s390::ss_match_ear): New function.
 599         (Target_s390::ss_match_c): New function.
 600         (Target_s390::do_calls_non_split): Call ss_match_{ear,c} instead
 601         of matching code directly.
 602
 603 2016-05-19  Cary Coutant  <ccoutant@gmail.com>
 604
 605         PR gold/19823
 606         * copy-relocs.cc (Copy_relocs::make_copy_reloc): Add object
 607         parameter; check for protected symbol.
 608         * copy-relocs.h (Copy_relocs::make_copy_reloc): Add object parameter.
 609         * mips.cc (Mips_copy_relocs): Adjust call to make_copy_reloc.
 610         * symtab.cc (Symbol::init_fields): Initialize is_protected_.
 611         (Symbol_table::add_from_dynobj): Mark protected symbols.
 612         * symtab.h (Symbol::is_protected): New method.
 613         (Symbol::set_is_protected): New method.
 614         (Symbol::is_protected_): New data member.
 615
 616         * testsuite/Makefile.am (copy_test_protected): New test.
 617         * testsuite/Makefile.in: Regenerate.
 618         * testsuite/copy_test.cc (main): Add legal reference to protected
 619         symbol.
 620         * testsuite/copy_test_v1.cc (main): Likewise.
 621         * testsuite/copy_test_2.cc (ip): Add protected symbol.
 622         * testsuite/copy_test_protected.cc: New test source file.
 623         * testsuite/copy_test_protected.sh: New test script.
 624
 625 2016-05-19  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 626
 627         * mips.cc (Mips_got_entry::Mips_got_entry): Remove object argument
 628         for global got symbols, and set addend to 0.
 629         (Mips_got_entry::hash): Change hash algorithm.
 630         (Mips_got_entry::equals): Refactor.
 631         (Mips_got_entry::object): Return input object for local got symbols
 632         from union d.
 633         (Mips_got_entry::addend): Change return of the relocation addend.
 634         (Mips_got_entry::addend_): Move from union d.
 635         (Mips_got_entry::object_): Move into union d.
 636         (class Mips_symbol_hash): New class.
 637         (Mips_got_info::Global_got_entry_set): New type.
 638         (Mips_got_info::global_got_symbols): Change return type to
 639         Global_got_entry_set.
 640         (Mips_got_info::global_got_symbols_): Change type to
 641         Global_got_entry_set.
 642         (Mips_symbol::hash): New method.
 643         (Mips_output_data_la25_stub::symbols_): Change type to std::vector.
 644         (Mips_output_data_mips_stubs::Mips_stubs_entry_set): New type.
 645         (Mips_output_data_mips_stubs::symbols_): Change type to
 646         Mips_stubs_entry_set.
 647         (Mips_got_info::record_global_got_symbol): Don't pass object
 648         argument when creating global got symbol.
 649         (Mips_got_info::record_got_entry): Remove find before inserting
 650         got entries.
 651         (Mips_got_info::add_reloc_only_entries): Change type of iterator
 652         to Global_got_entry_set.
 653         (Mips_got_info::count_got_symbols): Likewise.
 654         (Mips_output_data_la25_stub::create_la25_stub): Use push_back
 655         for adding entries to symbols_.
 656         (Mips_output_data_la25_stub::do_write): Change type of iterator
 657         to std::vector.
 658         (Mips_output_data_mips_stubs::set_lazy_stub_offsets): Change type
 659         of iterator to Mips_stubs_entry_set.
 660         (Mips_output_data_mips_stubs::set_needs_dynsym_value): Likewise.
 661         (Mips_output_data_mips_stubs::do_write): Likewise.
 662
 663 2016-05-06  Han Shen  <shenhan@google.com>
 664
 665         PR gold/19987.
 666
 667         * aarch64-reloc.def: New relocation type.
 668         * aarch64.cc (AArch64_relocate_functions::Page): Changed to public.
 669         (Target_aarch64::Scan::local): Add R_AARCH64_LD64_GOTPAGE_LO15.
 670         (Target_aarch64::Scan::global): Add R_AARCH64_LD64_GOTPAGE_LO15.
 671         (Target_aarch64::Relocate::relocate): Implement R_AARCH64_LD64_GOTPAGE_LO15.
 672
 673 2016-04-28  Nick Clifton  <nickc@redhat.com>
 674
 675         * po/zh_CN.po: Updated Chinese (simplified) translation.
 676
 677 2016-04-15  H.J. Lu  <hongjiu.lu@intel.com>
 678
 679         * Makefile.in: Regenerated with automake 1.11.6.
 680         * aclocal.m4: Likewise.
 681         * testsuite/Makefile.in: Likewise.
 682
 683 2016-03-30  Cary Coutant  <ccoutant@gmail.com>
 684
 685         PR gold/16979
 686         * symtab.cc (Symbol_table::define_default_version): Check for case
 687         where symbols are both in different shared objects.
 688
 689 2016-03-27  Cary Coutant  <ccoutant@gmail.com>
 690
 691         PR gold/16111
 692         * i386.cc (Target_i386): Add check for fully-resolved symbol for
 693         R_386_GOTOFF.
 694
 695 2016-03-22  Nick Clifton  <nickc@redhat.com>
 696
 697         * configure: Regenerate.
 698
 699 2016-03-21  Cary Coutant  <ccoutant@gmail.com>
 700
 701         PR gold/19842
 702         * errors.cc (Errors::undefined_symbol): Add info message when
 703         symbol should have been provided by a plugin.
 704         * target-reloc.h (issue_undefined_symbol_error): Check for
 705         placeholder symbols defined in discarded sections.
 706         * testsuite/Makefile.am (plugin_test_9b): New test case.
 707         * testsuite/Makefile.in: Regenerate.
 708         * testsuite/plugin_test_9b_elf.cc: New test source file.
 709         * testsuite/plugin_test_9b_ir.cc: New test source file.
 710
 711 2016-03-20  Cary Coutant  <ccoutant@gmail.com>
 712
 713         PR gold/19002
 714         * ehframe.cc (Eh_frame::read_fde): Check for dropped functions.
 715         * testsuite/Makefile.am (eh_test_2): New test.
 716         * testsuite/Makefile.in: Regenerate.
 717         * testsuite/eh_test_2.sh: New test script.
 718         * testsuite/eh_test_a.cc (bar): Make it comdat.
 719         * testsuite/eh_test_b.cc (bar): Add a duplicate copy.
 720
 721 2016-03-18  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 722
 723         * mips.cc (Mips_relobj::is_n64_): Remove.
 724         (Target_mips::ei_class_): Likewise.
 725         (Mips_relobj::is_newabi): Call methods.
 726         (Mips_relobj::is_n64): Change checking for N64 ABI.
 727         (Target_mips::is_output_n64): Likewise.
 728         (Target_mips::merge_processor_specific_flags): Remove ei_class
 729         argument, and remove comparing ei_class.
 730         (Target_mips::do_adjust_elf_header): Remove setting EI_CLASS field
 731         of the ELF header.
 732         (Target_mips::do_finalize_sections): Don't pass ei_class argument
 733         to merge_processor_specific_flags.
 734         (Target_mips::elf_mips_abi_name): Remove ei_class argument, and
 735         change checking for N64 ABI.
 736
 737 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 738
 739         * mips.cc (enum Special_relocation_symbol): New enum type.
 740         (is_readonly_section): New function.
 741         (eh_reloc): Likewise.
 742         (Mips_got_entry::is_section_symbol_): New member.
 743         (Mips_got_entry::is_section_symbol): New method.
 744         (Mips_got_info::record_local_got_symbol): Add is_section_symbol
 745         argument.
 746         (Mips_relobj::mips_elf_options_section_name): New method.
 747         (Mips_output_data_got::record_local_got_symbol): Add
 748         is_section_symbol argument, and pass it to
 749         Mips_got_info::record_local_got_symbol.
 750         (Mips_output_data_got::got_offset): Add addend argument, and pass
 751         it to Relobj::local_got_offset.
 752         (struct Mips_output_reloc_writer): New type.
 753         (class Mips_output_data_reloc): New class.
 754         (Mips_output_data_plt::Reloc_section): Change type to
 755         Mips_output_data_reloc.
 756         (Target_mips::Reloc_section): Likewise.
 757         (Mips_reloc_types::get_r_addend): Remove unsigned from return type.
 758         (Mips_classify_reloc::get_r_type2): New method.
 759         (Mips_classify_reloc::get_r_type3): Likewise.
 760         (Mips_classify_reloc::get_r_ssym): Likewise.
 761         (Target_mips::Reloca_section): Remove.
 762         (Relocate::should_apply_static_reloc): Rename from
 763         should_apply_r_mips_32_reloc.
 764         (Target_mips::copy_reloc): Replace Reltype parameter with r_type
 765         and r_offset.
 766         (Mips_relocate_functions::Valtype): New type.
 767         (Mips_relocate_functions::Valtype64): New type.
 768         (Mips_relocate_functions::check_overflow): New method.
 769         (Mips_relocate_functions::mips_reloc_unshuffle): Move to public
 770         interface.
 771         (Mips_relocate_functions::mips_reloc_shuffle): Likewise.
 772         (Mips_relocate_functions::rel16): Add support for resolving
 773         relocations for Mips64.
 774         (Mips_relocate_functions::rel32): Likewise.
 775         (Mips_relocate_functions::reljalr): Likewise.
 776         (Mips_relocate_functions::relpc32): Likewise.
 777         (Mips_relocate_functions::rel26): Likewise.
 778         (Mips_relocate_functions::relpc16): Likewise.
 779         (Mips_relocate_functions::relmicromips_pc7_s1): Likewise.
 780         (Mips_relocate_functions::relmicromips_pc10_s1): Likewise.
 781         (Mips_relocate_functions::relmicromips_pc16_s1): Likewise.
 782         (Mips_relocate_functions::do_relhi16): Likewise.
 783         (Mips_relocate_functions::do_relgot16_local): Likewise.
 784         (Mips_relocate_functions::rello16): Likewise.
 785         (Mips_relocate_functions::relgot): Likewise.
 786         (Mips_relocate_functions::relgotpage): Likewise.
 787         (Mips_relocate_functions::relgotofst): Likewise.
 788         (Mips_relocate_functions::relgot_hi16): Likewise.
 789         (Mips_relocate_functions::relgot_lo16): Likewise.
 790         (Mips_relocate_functions::relgprel): Likewise.
 791         (Mips_relocate_functions::relgprel32): Likewise.
 792         (Mips_relocate_functions::tlsrelhi16): Likewise.
 793         (Mips_relocate_functions::tlsrello16): Likewise.
 794         (Mips_relocate_functions::tlsrel32): Likewise.
 795         (Mips_relocate_functions::relsub): Likewise.
 796         (Mips_relocate_functions::releh): New method.
 797         (Mips_relocate_functions::rel64): Likewise.
 798         (Mips_got_info::record_local_got_symbol): Add is_section_symbol and
 799         pass it to Mips_got_entry.
 800         (Mips_got_info::add_local_entries): Pass addend argument
 801         to code functions, and for STT_SECTION symbols call
 802         add_symbolless_local_addend.
 803         (Mips_got_info::add_tls_entries): Pass addend argument to code
 804         functions.
 805         (Mips_relobj::do_read_symbols): Read gp value that was used to
 806         create object.
 807         (Mips_output_data_plt::plt_entry): Remove opcode from l[wd]
 808         instruction. Opcode for instruction will be selected later.
 809         (Target_mips::gc_process_relocs): Add case for SHT_RELA.
 810         (Target_mips::scan_relocatable_relocs): Likewise.
 811         (Target_mips::emit_relocs_scan): Likewise.
 812         (Target_mips::relocate_relocs): Likewise.
 813         (Target_mips::do_finalize_sections): Skip objects for merging
 814         processor specific flags in which all input sections will be
 815         discarded.
 816         (mips_get_size_for_reloc): Add case for R_MIPS_EH.
 817         (Target_mips::Scan::get_reference_flags): Likewise.
 818         (Target_mips::relocate_special_relocatable): Call rel26 method with
 819         calculate_only and calculated_value arguments.
 820         (Target_mips::Scan::local): Add case for R_MIPS_EH. Don't create a
 821         dynamic relocation against a readonly sections, and pass
 822         is_section_symbol to Mips_got_info::record_local_got_symbol.
 823         (Target_mips::Scan::global): Add case for R_MIPS_EH. Don't create a
 824         dynamic relocation against a readonly sections, and pass r_type
 825         and r_offset to Target_mips::copy_reloc.
 826         (Target_mips::Relocate::relocate): Add support for resolving
 827         relocations for Mips64.
 828         (Target_mips::mips_info): Add case for Mips64 default dynamic
 829         linker name.
 830         (Target_selector_mips): Correct emulation names.
 831
 832 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 833
 834         * mips.cc (class Mips_output_data_la25_stub): Add
 835         do_print_to_mapfile function.
 836
 837 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 838
 839         * mips.cc (Mips_classify_reloc::put_r_info): Call 32bit version of
 840         elf_r_info.
 841
 842 2016-03-09  H.J. Lu  <hongjiu.lu@intel.com>
 843
 844         * testsuite/plugin_layout_with_alignment.cc: Renamed to ..
 845         * testsuite/plugin_layout_with_alignment.c: This.
 846         * testsuite/Makefile.am (plugin_layout_with_alignment.o): Updated.
 847         (plugin_layout_with_alignment): Likewise.
 848         * testsuite/Makefile.in: Regenerated.
 849
 850 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
 851
 852         PR 19751
 853         * testsuite/Makefile.am (retain_symbols_file_test): Remove check
 854         for constructor.
 855         * testsuite/Makefile.in: Regenerate.
 856         * testsuite/dynamic_list.sh: Likewise.
 857         * testsuite/retain_symbols_file_test.sh: Likewise.
 858
 859 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
 860
 861         PR 19751
 862         * arm.cc (Reloc_stub::Key::name): Add unused attribute.
 863         * dirsearch.cc (Dir_caches::~Dir_caches): Likewise.
 864
 865 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
 866             Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 867
 868         * output.cc (Output_reloc_writer): New type.
 869         (Output_data_reloc_base::do_write): Move implementation to template
 870         in output.h and replace with invocation of template.
 871         * output.h (Output_file): Move to top of file.
 872         (Output_reloc::get_symbol_index): Move to public interface.
 873         (Output_reloc::get_address): Likewise.
 874         (Output_data_reloc_base::do_write_generic): New function template.
 875
 876 2016-03-04  Cary Coutant  <ccoutant@gmail.com>
 877
 878         PR gold/19019
 879         PR gold/19763
 880         * symtab.cc: Instantiate Sized_symbol::init_constant and
 881         Sized_symbol::init_undefined.
 882
 883 2016-03-03  Cary Coutant  <ccoutant@gmail.com>
 884
 885         PR gold/19019
 886         * layout.h (Layout::add_target_specific_dynamic_tag): New function.
 887         * layout.cc (Layout::add_target_specific_dynamic_tag): New function.
 888         * mips.cc (Target_mips::make_symbol): Adjust function signature.
 889         * sparc.cc (Target_sparc::Target_sparc): Initialize register_syms_.
 890         (Target_sparc::do_is_defined_by_abi): Remove test for
 891         STT_SPARC_REGISTER.
 892         (Target_sparc::Register_symbol): New struct type.
 893         (Target_sparc::register_syms_): New data member.
 894         (Target_sparc<64, true>::sparc_info): Set has_make_symbol to true.
 895         (Target_sparc::make_symbol): New function.
 896         (Target_sparc::do_finalize_sections): Add register symbols and new
 897         dynamic table entries.
 898         * symtab.h (Sized_symbol::init_undefined): Add value parameter.
 899         (Symbol_table::add_target_global_symbol): New function.
 900         (Symbol_table::target_symbols_): New data member.
 901         * symtab.cc (Sized_symbol::init_undefined): Add value parameter.
 902         (Symbol_table::Symbol_table): Initialize target_symbols_.
 903         (Symbol_table::add_from_object): Pass additional parameters to
 904         Target::make_symbol.
 905         (Symbol_table::define_special_symbol): Likewise.
 906         (Symbol_table::add_undefined_symbol_from_command_line): Pass 0 for
 907         undefined symbol value.
 908         (Symbol_table::set_dynsym_indexes): Process target-specific symbols.
 909         (Symbol_table::sized_finalize): Likewise.
 910         (Symbol_table::sized_write_globals): Likewise.
 911         * target.h (Sized_target::make_symbol): Add name, st_type, object,
 912         st_shndx, and value parameters.
 913
 914 2016-03-03  Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
 915
 916         * plugin.cc (do_should_include_member): Ignore LDPK_UNDEF and
 917         LDPK_WEAKUNDEF symbols.
 918
 919 2016-03-03  Than McIntosh  <thanm@google.com>
 920
 921         * plugin.cc (Plugin::load): Include hooks for get_input_section_size
 922         and get_input_section_alignment in transfer vector.
 923         (get_input_section_alignment): New function.
 924         (get_input_section_size): New function.
 925         * testsuite/Makefile.am: Add plugin_layout_with_alignment.sh test.
 926         * testsuite/Makefile.in: [Regenerate.]
 927         * testsuite/plugin_section_alignment.cc: New test file.
 928         * testsuite/plugin_layout_with_alignment.cc: New test file.
 929         * testsuite/plugin_layout_with_alignment.sh: New test file.
 930
 931 2016-03-03  Evgenii Stepanov  <eugenis@google.com>
 932
 933         * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
 934         parameter.
 935         * plugin.cc (get_symbols_v3): New function.
 936         (Plugin::load): Add LDPT_GET_SYMBOLS_V3.
 937         (Pluginobj::get_symbol_resolution_info): Return LDPS_NO_SYMS when using
 938         new version.
 939
 940 2016-02-26  Egor Kochetov  <egor.kochetov@intel.com>
 941             Cary Coutant  <ccoutant@gmail.com>
 942
 943         PR gold/19735
 944         * ehframe.h (Cie::fde_encoding): New method.
 945         * ehframe.cc (Eh_frame::read_fde): Discard FDEs for zero-length
 946         address ranges.
 947
 948 2016-02-15  H.J. Lu  <hongjiu.lu@intel.com>
 949
 950         * testsuite/Makefile.am (x86_64_mov_to_lea5.o): Pass
 951         -mrelax-relocations=yes to $(TEST_AS).
 952         (x86_64_mov_to_lea6.o): Likewise.
 953         (x86_64_overflow_pc32.o): Remove duplicated target.
 954         * testsuite/Makefile.in: Regenerated.
 955
 956 2016-02-15  Marcin Kościelnicki  <koriakin@0x04.net>
 957
 958         * s390.cc (Target_s390::match_view_u): New helper method.
 959         (Target_s390::do_is_call_to_non_split): New method.
 960         (Target_s390::ss_code_st_r14): New const.
 961         (Target_s390::ss_code_l_r14): New const.
 962         (Target_s390::ss_code_bras_8): New const.
 963         (Target_s390::ss_code_l_basr): New const.
 964         (Target_s390::ss_code_a_basr): New const.
 965         (Target_s390::ss_code_ear): New const.
 966         (Target_s390::ss_code_c): New const.
 967         (Target_s390::ss_code_larl): New const.
 968         (Target_s390::ss_code_brasl): New const.
 969         (Target_s390::ss_code_jg): New const.
 970         (Target_s390::ss_code_jgl): New const.
 971         (Target_s390::ss_match_mcount): New helper method.
 972         (Target_s390::ss_match_l): New helper method.
 973         (Target_s390::ss_match_ahi): New helper method.
 974         (Target_s390::ss_match_alfi): New helper method.
 975         (Target_s390::ss_match_cr): New helper method.
 976         (Target_s390::do_calls_non_split): New method.
 977         * testsuite/Makefile.am: Added new tests.
 978         * testsuite/Makefile.in: Regenerate.
 979         * testsuite/split_s390.sh: New test.
 980         * testsuite/split_s390_1_a1.s: New test.
 981         * testsuite/split_s390_1_a2.s: New test.
 982         * testsuite/split_s390_1_n1.s: New test.
 983         * testsuite/split_s390_1_n2.s: New test.
 984         * testsuite/split_s390_1_z1.s: New test.
 985         * testsuite/split_s390_1_z2.s: New test.
 986         * testsuite/split_s390_1_z3.s: New test.
 987         * testsuite/split_s390_1_z4.s: New test.
 988         * testsuite/split_s390_2_ns.s: New test.
 989         * testsuite/split_s390_2_s.s: New test.
 990         * testsuite/split_s390x_1_a1.s: New test.
 991         * testsuite/split_s390x_1_a2.s: New test.
 992         * testsuite/split_s390x_1_n1.s: New test.
 993         * testsuite/split_s390x_1_n2.s: New test.
 994         * testsuite/split_s390x_1_z1.s: New test.
 995         * testsuite/split_s390x_1_z2.s: New test.
 996         * testsuite/split_s390x_1_z3.s: New test.
 997         * testsuite/split_s390x_1_z4.s: New test.
 998         * testsuite/split_s390x_2_ns.s: New test.
 999         * testsuite/split_s390x_2_s.s: New test.
1000
1001 2016-02-11 Rahul Chaudhry  <rahulchaudhry@google.com>
1002
1003         * aarch64.cc (Target_aarch64::scan_erratum_843419_span): Remove
1004         info message for every erratum 843419 found and fixed.
1005
1006 2016-02-07  Cary Coutant  <ccoutant@gmail.com>
1007
1008         PR gold/18695
1009         * x86_64.cc (Target_x86_64::Relocate::relocate): Add additional
1010         information to relocation overflow errors.
1011
1012 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
1013
1014         PR gold/18695
1015         * x86_64.cc (X86_64_relocate_functions::pcrela32_check): Fix x32
1016         overflow checking when symbol value + addend < 0.
1017
1018 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
1019
1020         PR gold/19577
1021         * reloc.h (Limits): New class.
1022         (Bits::has_overflow32): Use min/max values from Limits.
1023         (Bits::has_unsigned_overflow32): Likewise.
1024         (Bits::has_signed_unsigned_overflow32): Likewise.
1025         (Bits::has_overflow): Likewise.
1026         (Bits::has_unsigned_overflow): Likewise.
1027         (Bits::has_signed_unsigned_overflow64): Likewise.
1028
1029 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
1030
1031         PR gold/19567
1032         * reloc.h (Relocate_functions::Overflow_check): Add comments.
1033         * x86_64.cc (X86_64_relocate_functions): New class.
1034         (Target_x86_64::Relocate::relocate): Use the new class.
1035         * testsuite/Makefile.am (x86_64_overflow_pc32): Add -Tdata option.
1036         (x32_overflow_pc32): New test case.
1037         * testsuite/Makefile.in: Regenerate.
1038         * testsuite/x32_overflow_pc32.sh: New script.
1039         * testsuite/x86_64_overflow_pc32.s: Remove .space directive.
1040
1041 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
1042
1043         PR gold/19577
1044         * reloc.h (Bits::has_unsigned_overflow32): Fix static_cast.
1045         (Bits::has_unsigned_overflow): Remove unnecessary static_cast.
1046
1047 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
1048
1049         PR gold/19577
1050         * reloc.h (Bits::has_unsigned_overflow32): Fix unsigned/signed
1051         comparison.
1052         (Bits::has_unsigned_overflow): Likewise.
1053
1054 2016-02-06  Marcin Kościelnicki  <koriakin@0x04.net>
1055
1056         * i386.cc (Target_i386::is_call_to_non_split): Add view and view_size
1057         parameters.
1058         * reloc.cc (Sized_relobj_file::split_stack_adjust_reltype): Pass view
1059         and view_size to is_call_to_non_split.
1060         * target.cc (Target::is_call_to_non_split): Add view and view_size
1061         parameters.
1062         * target.h (class Target): Likewise.
1063
1064 2016-02-05  Sriraman Tallam  <tmsriram@google.com>
1065
1066         * icf.cc (get_rel_addend): New function.
1067         (get_section_contents):  Move merge section addend computation to a
1068         new function.  Ignore negative values for SHT_REL and SHT_RELA addends.
1069         Fix bug to not read past the length of the section.
1070
1071 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
1072             Andrew Senkevich  <andrew.senkevich@intel.com>
1073
1074         PR gold/18695
1075         * x86_64.cc (Target_x86_64::Relocate::relocate): Add overflow
1076         checking for R_X86_64_32, R_X86_64_32S, R_X86_64_PC32, and
1077         R_X86_64_PLT32.
1078         * testsuite/Makefile.am (x86_64_overflow_pc32): New test.
1079         * testsuite/x86_64_overflow_pc32.sh: New test script.
1080         * testsuite/x86_64_overflow_pc32.s: New source file.
1081
1082 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
1083
1084         PR gold/18695
1085         * reloc.h (Relocate_functions::Address): New typedef.
1086         (Relocate_functions::Addendtype): New typedef.
1087         (Relocate_functions::Overflow_check): New enum type.
1088         (Relocate_functions::Reloc_status): New enum type.
1089         (Relocate_functions::check_overflow): New function template.
1090         (Relocate_functions::rel): Add check parameter; check for overflow.
1091         (Relocate_functions::rel_unaligned): Likewise.
1092         (Relocate_functions::rela): Likewise.
1093         (Relocate_functions::pcrel): Likewise.
1094         (Relocate_functions::pcrel_unaligned): Likewise.
1095         (Relocate_functions::pcrela): Likewise.
1096         (Relocate_functions::rel8): Adjust parameter types.
1097         (Relocate_functions::rela8): Likewise.
1098         (Relocate_functions::pcrel8): Likewise.
1099         (Relocate_functions::pcrela8): Likewise.
1100         (Relocate_functions::rel16): Likewise.
1101         (Relocate_functions::rela168): Likewise.
1102         (Relocate_functions::pcrel16): Likewise.
1103         (Relocate_functions::pcrela16): Likewise.
1104         (Relocate_functions::rel32): Likewise.
1105         (Relocate_functions::rel32_unaligned): Likewise.
1106         (Relocate_functions::rela32): Likewise.
1107         (Relocate_functions::pcrel32): Likewise.
1108         (Relocate_functions::pcrel32_unaligned): Likewise.
1109         (Relocate_functions::pcrela32): Likewise.
1110         (Relocate_functions::rel8_check): New function.
1111         (Relocate_functions::rela8_check): New function.
1112         (Relocate_functions::pcrel8_check): New function.
1113         (Relocate_functions::pcrela8_check): New function.
1114         (Relocate_functions::rel16_check): New function.
1115         (Relocate_functions::rela168_check): New function.
1116         (Relocate_functions::pcrel16_check): New function.
1117         (Relocate_functions::pcrela16_check): New function.
1118         (Relocate_functions::rel32_check): New function.
1119         (Relocate_functions::rel32_unaligned_check): New function.
1120         (Relocate_functions::rela32_check): New function.
1121         (Relocate_functions::pcrel32_check): New function.
1122         (Relocate_functions::pcrel32_unaligned_check): New function.
1123         (Relocate_functions::pcrela32_check): New function.
1124         (Bits::has_unsigned_overflow32): New function.
1125         (Bits::has_unsigned_overflow): New function.
1126         * testsuite/Makefile.am (overflow_unittest): New test.
1127         * testsuite/Makefile.in: Regenerate.
1128         * testsuite/overflow_unittest.cc: New source file.
1129
1130 2016-02-04  Alan Modra  <amodra@gmail.com>
1131
1132         * powerpc.cc (relocate): Adjust last patch for big-endian.
1133
1134 2016-02-02  Alan Modra  <amodra@gmail.com>
1135
1136         * powerpc.cc (relocate): Further restrict ELFv2 entry optimization.
1137
1138 2016-01-15 Han Shen  <shenhan@google.com>
1139
1140         PR gold/19472 - need pc-relative stubs.
1141
1142         * aarch64.cc (Reloc_stub::stub_type_for_reloc): Return PC-relative
1143         stub type for DSOs and pie executables.
1144
1145 2016-01-12  H.J. Lu  <hongjiu.lu@intel.com>
1146
1147         * i386.cc (Target_i386::Classify_reloc::get_r_addend): Remove
1148         'typename'.
1149
1150 2016-01-12  Cary Coutant  <ccoutant@gmail.com>
1151
1152         * arm.cc (Target_arm::Classify_reloc::get_r_addend): New method.
1153         * i386.cc (Target_i386::Classify_reloc::get_r_addend): New method.
1154         * mips.cc (Target_arm::Mips_classify_reloc::get_r_addend): (Both
1155         specializations) New method.
1156
1157 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
1158
1159         PR gold/19353
1160         * aarch64.cc (Target_aarch64::relocate_tls): Don't insist that
1161         we have a TLS segment for GD-to-IE optimization.
1162         * i386.cc (Target_i386::tls_gd_to_ie): Remove tls_segment parameter.
1163         Adjust all calls.
1164         (Target_i386::tls_desc_gd_to_ie): Likewise.
1165         (Target_i386::relocate_tls): Don't insist that we have a TLS segment
1166         for TLSDESC GD-to-IE optimizations.
1167         * x86_64.cc (Target_x86_64::tls_gd_to_ie): Remove tls_segment parameter.
1168         Adjust all calls.
1169         (Target_x86_64::tls_desc_gd_to_ie): Likewise.
1170         (Target_x86_64::relocate_tls): Don't insist that we have a TLS segment
1171         for TLSDESC GD-to-IE optimizations.
1172
1173 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
1174
1175         Refactor gold to enable support for MIPS-64 relocation format.
1176
1177         * gc.h (get_embedded_addend_size): Remove sh_type parameter.
1178         (gc_process_relocs): Remove sh_type template parameter.
1179         Use Classify_reloc to access r_sym, r_type, and r_addend fields.
1180         * object.h (Sized_relobj_file::split_stack_adjust): Add target
1181         parameter.
1182         (Sized_relobj_file::split_stack_adjust_reltype): Likewise.
1183         * reloc-types.h (Reloc_types::copy_reloc_addend): (SHT_REL and SHT_RELA
1184         specializations) Remove.
1185         * reloc.cc (Emit_relocs_strategy): Rename and move to target-reloc.h.
1186         (Sized_relobj_file::emit_relocs_scan): Call Target::emit_relocs_scan().
1187         (Sized_relobj_file::emit_relocs_scan_reltype): Remove.
1188         (Sized_relobj_file::split_stack_adjust): Add target parameter.
1189         Adjust all callers.
1190         (Sized_relobj_file::split_stack_adjust_reltype): Likewise. Call
1191         Target::get_r_sym() to get r_sym field from relocations.
1192         (Track_relocs::next_symndx): Call Target::get_r_sym().
1193         * target-reloc.h (scan_relocs): Remove sh_type template parameter;
1194         add Classify_reloc template parameter.  Use for accessing r_sym and
1195         r_type.
1196         (relocate_section): Likewise.
1197         (Default_classify_reloc): New class (renamed and moved from reloc.cc).
1198         (Default_scan_relocatable_relocs): Remove sh_type template parameter.
1199         (Default_scan_relocatable_relocs::Reltype): New typedef.
1200         (Default_scan_relocatable_relocs::reloc_size): New const.
1201         (Default_scan_relocatable_relocs::sh_type): New const.
1202         (Default_scan_relocatable_relocs::get_r_sym): New method.
1203         (Default_scan_relocatable_relocs::get_r_type): New method.
1204         (Default_emit_relocs_strategy): New class.
1205         (scan_relocatable_relocs): Replace sh_type template parameter with
1206         Scan_relocatable_relocs class.  Use it to access r_sym and r_type
1207         fields.
1208         (relocate_relocs): Replace sh_type template parameter with
1209         Classify_reloc class.  Use it to access r_sym and r_type fields.
1210         * target.h (Target::is_call_to_non_split): Replace r_type parameter
1211         with pointer to relocation. Adjust all callers.
1212         (Target::do_is_call_to_non_split): Likewise.
1213         (Target::emit_relocs_scan): New virtual method.
1214         (Sized_target::get_r_sym): New virtual method.
1215         * target.cc (Target::do_is_call_to_non_split): Replace r_type parameter
1216         with pointer to relocation.
1217
1218         * aarch64.cc (Target_aarch64::emit_relocs_scan): New method.
1219         (Target_aarch64::Relocatable_size_for_reloc): Remove.
1220         (Target_aarch64::gc_process_relocs): Use Default_classify_reloc.
1221         (Target_aarch64::scan_relocs): Likewise.
1222         (Target_aarch64::relocate_section): Likewise.
1223         (Target_aarch64::Relocatable_size_for_reloc::get_size_for_reloc):
1224         Remove.
1225         (Target_aarch64::scan_relocatable_relocs): Use Default_classify_reloc.
1226         (Target_aarch64::relocate_relocs): Use Default_classify_reloc.
1227         * arm.cc (Target_arm::Arm_scan_relocatable_relocs): Remove sh_type
1228         template parameter.
1229         (Target_arm::emit_relocs_scan): New method.
1230         (Target_arm::Relocatable_size_for_reloc): Replace with...
1231         (Target_arm::Classify_reloc): ...this.
1232         (Target_arm::gc_process_relocs): Use Classify_reloc.
1233         (Target_arm::scan_relocs): Likewise.
1234         (Target_arm::relocate_section): Likewise.
1235         (Target_arm::scan_relocatable_relocs): Likewise.
1236         (Target_arm::relocate_relocs): Likewise.
1237         * i386.cc (Target_i386::emit_relocs_scan): New method.
1238         (Target_i386::Relocatable_size_for_reloc): Replace with...
1239         (Target_i386::Classify_reloc): ...this.
1240         (Target_i386::gc_process_relocs): Use Classify_reloc.
1241         (Target_i386::scan_relocs): Likewise.
1242         (Target_i386::relocate_section): Likewise.
1243         (Target_i386::scan_relocatable_relocs): Likewise.
1244         (Target_i386::relocate_relocs): Likewise.
1245         * mips.cc (Mips_scan_relocatable_relocs): Remove sh_type template
1246         parameter.
1247         (Mips_reloc_types): New class template.
1248         (Mips_classify_reloc): New class template.
1249         (Target_mips::Reltype): New typedef.
1250         (Target_mips::Relatype): New typedef.
1251         (Target_mips::emit_relocs_scan): New method.
1252         (Target_mips::get_r_sym): New method.
1253         (Target_mips::Relocatable_size_for_reloc): Replace with
1254         Mips_classify_reloc.
1255         (Target_mips::copy_reloc): Use Mips_classify_reloc.
1256         (Target_mips::gc_process_relocs): Likewise.
1257         (Target_mips::scan_relocs): Likewise.
1258         (Target_mips::relocate_section): Likewise.
1259         (Target_mips::scan_relocatable_relocs): Likewise.
1260         (Target_mips::relocate_relocs): Likewise.
1261         (mips_get_size_for_reloc): New function, factored out from
1262         Relocatable_size_for_reloc::get_size_for_reloc.
1263         (Target_mips::Scan::local): Use Mips_classify_reloc.
1264         (Target_mips::Scan::global): Likewise.
1265         (Target_mips::Relocate::relocate): Likewise.
1266         * powerpc.cc (Target_powerpc::emit_relocs_scan): New method.
1267         (Target_powerpc::Relocatable_size_for_reloc): Remove.
1268         (Target_powerpc::gc_process_relocs): Use Default_classify_reloc.
1269         (Target_powerpc::scan_relocs): Likewise.
1270         (Target_powerpc::relocate_section): Likewise.
1271         (Powerpc_scan_relocatable_reloc): Convert to class template.
1272         (Powerpc_scan_relocatable_reloc::Reltype): New typedef.
1273         (Powerpc_scan_relocatable_reloc::reloc_size): New const.
1274         (Powerpc_scan_relocatable_reloc::sh_type): New const.
1275         (Powerpc_scan_relocatable_reloc::get_r_sym): New method.
1276         (Powerpc_scan_relocatable_reloc::get_r_type): New method.
1277         (Target_powerpc::scan_relocatable_relocs): Use
1278         Powerpc_scan_relocatable_reloc.
1279         (Target_powerpc::relocate_relocs): Use Default_classify_reloc.
1280         * s390.cc (Target_s390::emit_relocs_scan): New method.
1281         (Target_s390::Relocatable_size_for_reloc): Remove.
1282         (Target_s390::gc_process_relocs): Use Default_classify_reloc.
1283         (Target_s390::scan_relocs): Likewise.
1284         (Target_s390::relocate_section): Likewise.
1285         (Target_s390::Relocatable_size_for_reloc::get_size_for_reloc):
1286         Remove.
1287         (Target_s390::scan_relocatable_relocs): Use Default_classify_reloc.
1288         (Target_s390::relocate_relocs): Use Default_classify_reloc.
1289         * sparc.cc (Target_sparc::emit_relocs_scan): New method.
1290         (Target_sparc::Relocatable_size_for_reloc): Remove.
1291         (Target_sparc::gc_process_relocs): Use Default_classify_reloc.
1292         (Target_sparc::scan_relocs): Likewise.
1293         (Target_sparc::relocate_section): Likewise.
1294         (Target_sparc::Relocatable_size_for_reloc::get_size_for_reloc):
1295         Remove.
1296         (Target_sparc::scan_relocatable_relocs): Use Default_classify_reloc.
1297         (Target_sparc::relocate_relocs): Use Default_classify_reloc.
1298         * tilegx.cc (Target_tilegx::emit_relocs_scan): New method.
1299         (Target_tilegx::Relocatable_size_for_reloc): Remove.
1300         (Target_tilegx::gc_process_relocs): Use Default_classify_reloc.
1301         (Target_tilegx::scan_relocs): Likewise.
1302         (Target_tilegx::relocate_section): Likewise.
1303         (Target_tilegx::Relocatable_size_for_reloc::get_size_for_reloc):
1304         Remove.
1305         (Target_tilegx::scan_relocatable_relocs): Use Default_classify_reloc.
1306         (Target_tilegx::relocate_relocs): Use Default_classify_reloc.
1307         * x86_64.cc (Target_x86_64::emit_relocs_scan): New method.
1308         (Target_x86_64::Relocatable_size_for_reloc): Remove.
1309         (Target_x86_64::gc_process_relocs): Use Default_classify_reloc.
1310         (Target_x86_64::scan_relocs): Likewise.
1311         (Target_x86_64::relocate_section): Likewise.
1312         (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1313         Remove.
1314         (Target_x86_64::scan_relocatable_relocs): Use Default_classify_reloc.
1315         (Target_x86_64::relocate_relocs): Use Default_classify_reloc.
1316
1317         * testsuite/testfile.cc (Target_test::emit_relocs_scan): New method.
1318
1319 2016-01-01  Alan Modra  <amodra@gmail.com>
1320
1321         Update year range in copyright notice of all files.
1322
1323 For older changes see ChangeLog-0815
1324 \f
1325 Copyright (C) 2016 Free Software Foundation, Inc.
1326
1327 Copying and distribution of this file, with or without modification,
1328 are permitted in any medium without royalty provided the copyright
1329 notice and this notice are preserved.
1330
1331 Local Variables:
1332 mode: change-log
1333 left-margin: 8
1334 fill-column: 74
1335 version-control: never
1336 End: