gold/ChangeLog

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