gold/ChangeLog

   1 2016-12-01  Cary Coutant  <ccoutant@gmail.com>
   2
   3         PR gold/20717
   4         * script-sections.cc (Script_sections): Set *keep to false when
   5         no match.
   6
   7 2016-12-01  Cary Coutant  <ccoutant@gmail.com>
   8
   9         PR gold/20834
  10         * target.h (Target::default_text_segment_address): Bump default
  11         start address up to ABI page size.
  12
  13 2016-12-01  Cary Coutant  <ccoutant@gmail.com>
  14
  15         PR gold/18989
  16         * options.cc (General_options::object_format_to_string): New function.
  17         (General_options::copy_from_posdep_options): New function.
  18         (General_options::parse_push_state): New function.
  19         (General_options::parse_pop_state): New function.
  20         * options.h (--push-state, --pop-state): New options.
  21         (General_options::object_format_to_string): New method.
  22         (General_options::set_incremental_disposition): New method.
  23         (General_options::copy_from_posdep_options): New method.
  24         (General_options::options_stack_): New data member.
  25
  26 2016-12-01  Cary Coutant  <ccoutant@gmail.com>
  27
  28         PR gold/20807
  29         * aarch64.cc (Target_aarch64::scan_reloc_section_for_stubs): Handle
  30         section symbols correctly.
  31         * arm.cc (Target_arm): Likewise.
  32         * powerpc.cc (Target_powerpc): Likewise.
  33
  34 2016-11-27  Ambrogino Modigliani  <ambrogino.modigliani@gmail.com>
  35
  36         * aarch64-reloc.def: Fix spelling in comments.
  37
  38 2016-11-27  Ambrogino Modigliani  <ambrogino.modigliani@gmail.com>
  39
  40         * aarch64.cc: Fix spelling in comments.
  41         * arm.cc: Fix spelling in comments.
  42         * icf.cc: Fix spelling in comments.
  43         * layout.cc: Fix spelling in comments.
  44         * layout.h: Fix spelling in comments.
  45         * mips.cc: Fix spelling in comments.
  46         * output.h: Fix spelling in comments.
  47         * plugin.h: Fix spelling in comments.
  48         * script-sections.h: Fix spelling in comments.
  49         * script.h: Fix spelling in comments.
  50         * stringpool.h: Fix spelling in comments.
  51         * tilegx.cc: Fix spelling in comments.
  52
  53 2016-11-22  Cary Coutant  <ccoutant@gmail.com>
  54
  55         PR gold/20346
  56         * options.cc (One_option::print): Print "(default)" when appropriate.
  57         * options.h: Clean up and re-sort options.
  58         (One_option::is_default): New data member.
  59         (One_option::One_option): Add is_default parameter; adjust all calls.
  60         (DEFINE_var): Add is_default__ parameter; adjust all calls.
  61         (DEFINE_bool): Set is_default based on default_value__.
  62         (DEFINE_bool_ignore): New macro.
  63         (--no-eh-frame-hdr): New option.
  64         (--enable-new-dtags): Remove mention of DT_FLAGS.
  65
  66 2016-11-22  Ambrogino Modigliani  <ambrogino.modigliani@gmail.com>
  67
  68         * configure: Regenerate.
  69
  70 2016-11-21  Cary Coutant  <ccoutant@gmail.com>
  71
  72         PR gold/20693
  73         * gold.cc (queue_middle_tasks): Force valid target earlier.
  74
  75 2016-11-21  Igor Kudrin  <ikudrin@accesssoftek.com>
  76
  77         * layout.cc: Include windows.h and rpcdce.h (for MinGW32).
  78         (Layout::create_build_id): Generate uuid using UuidCreate().
  79
  80 2016-11-04  Loïc Yhuel <loic.yhuel@softathome.com>
  81
  82         * configure.ac: add missing '$'.
  83         * configure: Regenerate.
  84
  85 2016-10-21  Gergely Nagy  <ngg@tresorit.com>
  86
  87         PR gold/17704
  88         * icf.cc (match_sections): Add new parameter section_addraligns.
  89         Check section alignment and keep the section with the strictest
  90         alignment.
  91         (find_identical_sections): New local variable section_addraligns.
  92         Store each section's alignment.
  93         * testsuite/pr17704a_test.s: New file.
  94         * testsuite/Makefile.am (pr17704a_test): New test.
  95         * testsuite/Makefile.in: Regenerate.
  96
  97 2016-10-06  Alan Modra  <amodra@gmail.com>
  98
  99         * powerpc.cc (Target_powerpc::Relocate::relocate): Add fall
 100         through comment.
 101         * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
 102
 103 2016-10-06  Alan Modra  <amodra@gmail.com>
 104
 105         * aarch64.cc: Spell fall through comments as "// Fall through.".
 106         * arm.cc: Likewise.
 107         * mips.cc: Likewise.
 108         * powerpc.cc: Likewise.
 109         * s390.cc: Likewise.
 110         * sparc.cc: Likewise.
 111         * x86_64.cc: Likewise.
 112         * powerpc.cc (Target_powerpc::Relocate::relocate): Add missing
 113         fall through comments.
 114         * sparc.cc: (Target_sparc::Scan::global): Likewise.
 115         (Target_sparc::Relocate::relocate): Likewise.
 116         * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
 117         * resolve.cc (symbol_to_bits): Add missing break.
 118
 119 2016-09-26  Cary Coutant  <ccoutant@gmail.com>
 120
 121         PR gold/20238
 122         * symtab.cc (Symbol_table::define_default_version): Check that
 123         unversioned symbol is defined.
 124
 125 2016-09-26  Vlad Zakharov  <vzakhar@synopsys.com>
 126
 127         * Makefile.in: Regenerate.
 128         * configure: Likewise.
 129         * testsuite/Makefile.in: Likewise.
 130
 131 2016-09-26  Alan Modra  <amodra@gmail.com>
 132
 133         * aarch64.cc (Target_aarch64::is_erratum_835769_sequence): Avoid
 134         compiler warning.
 135         * output.cc (Output_segment::set_section_addresses): Likewise.
 136         * testsuite/Makefile.in: Regenerate.
 137
 138 2016-09-02  Doug Kwan  <dougkwan@google.com>
 139
 140         * arm.cc (Target_arm::Target_arm): Move method definition outside of
 141         class definition.  Add code to handle --target1-rel, --target1-abs
 142         and --target2= options.
 143         (Target_arm::get_reloc_reloc_type): Change method to be non-static
 144         and const.
 145         (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
 146         member declaration.
 147         (Target_arm::Scan::local, Target_arm::Scan::global,
 148         Target_arm::Relocate::relocate,
 149         Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
 150         call to Target_arm::get_real_reloc_type.
 151         (Target_arm::get_real_reloc_type): Use command line options to
 152         determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
 153         * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
 154         options.
 155
 156 2016-08-31  Alan Modra  <amodra@gmail.com>
 157
 158         * powerpc.cc (class Stub_control): Delete stub14_group_size_
 159         and has14_.  Add group_size_.
 160         (Stub_control::can_add_to_stub_group): Adjust to suit.  Print
 161         debug info when switching to adding sections before stubs.
 162
 163 2016-08-31  Alan Modra  <amodra@gmail.com>
 164
 165         * debug.h (DEBUG_TARGET): New.
 166         (DEBUG_ALL): Add DEBUG_TARGET.
 167         (gold_debug): Delete FORMAT param.
 168         * powerpc.cc (Stub_control::can_add_to_stub_group): Print debug ourput.
 169
 170 2016-08-30  Alan Modra  <amodra@gmail.com>
 171
 172         PR 20523
 173         * powerpc.cc (class Stub_control): Add has14_.  Comment owner_.
 174         (Stub_control::can_add_to_stub_group): Correct grouping of
 175         sections containing 14-bit external branches.  When returning
 176         false, set state_ to reflect the fact that we have one section
 177         for the next group.  Rewrite most of function for clarity.
 178         Add and expand comments.
 179         (Target_powerpc::do_relax): Print stub group size retry in hex.
 180
 181 2016-08-26  Han Shen  <shenhan@google.com>
 182
 183         PR gold/20529 - relaxing loop never ends.
 184
 185         * powerpc.cc (Stub_table::min_size_threshold_): New member to
 186         limit size.
 187         (Stub_table::set_min_size_threshold): New member function.
 188         (Stub_table::set_address_and_size): Add code to only allow size
 189         increase.
 190         (Target_powerpc::do_relax): Add code to record last size.
 191
 192 2016-08-23  Roland McGrath  <roland@hack.frob.com>
 193
 194         * options.h (General_options): Grok -z stack-size.
 195         * output.h (Output_segment::set_size): New method.
 196         * layout.cc (Layout::create_executable_stack_info): Renamed to ...
 197         (Layout::create_stack_segment): ... this.  Always create the
 198         segment if -z stack-size was used.
 199         (Layout::set_segment_offsets): Don't call ->set_offset on the
 200         PT_GNU_STACK segment.
 201
 202 2016-08-15  Bharathi Seshadri  <bseshadr@cisco.com>
 203
 204         * options.h (General_options): Add --be8 option.
 205         * arm.cc (Arm_relobj::do_relocate_sections): Add code to swap for be8.
 206         (Output_data_plt_arm_standard::do_fill_first_plt_entry): Likewise.
 207         (Output_data_plt_arm_short::do_fill_plt_entry): Likewise.
 208         (Output_data_plt_arm_long::do_fill_plt_entry): Likewise.
 209         (Target_arm::do_adjust_elf_header): Do EF_ARM_BE8 adjustment.
 210
 211 2016-08-17  Cary Coutant  <ccoutant@gmail.com>
 212
 213         * i386.cc (Target_i386): Reset skip_call_tls_get_addr_ after printing
 214         error message.
 215         * testsuite/Makefile.am (pr20216a): Add missing dependencies.
 216         (pr20308a): Add -Bgcctestdir/ to compile rules.
 217         * testsuite/Makefile.in: Regenerate.
 218
 219 2016-08-12  Roland McGrath  <roland@hack.frob.com>
 220
 221         PR gold/20462
 222         * script-sections.cc (Script_sections::release_segments):
 223         Reset this->segments_created_.
 224
 225 2016-08-12  Roland McGrath  <roland@hack.frob.com>
 226
 227         * yyscript.y (HIDDEN): New %token.
 228         (assignment): Handle HIDDEN(string = expr) syntax.
 229         * script.cc (script_keyword_parsecodes): Add HIDDEN.
 230
 231 2016-08-10  Cary Coutant  <ccoutant@gmail.com>
 232
 233         PR gold/20216
 234         * x86_64.cc (Target_x86_64::Relocate::relocate): Add check for
 235         R_X86_64_GOTPCREL. Reset skip_call_tls_get_addr_ after printing
 236         error message.
 237         * testsuite/Makefile.am (pr20216_gd.o): Add -Bgcctestdir/.
 238         (pr20216_ld.o): Likewise.
 239         * testsuite/Makefile.in: Regenerate.
 240
 241 2016-08-10  James Clarke  <jrtc27@jrtc27.com>
 242
 243         PR gold/20443
 244         * symtab.cc (Symbol_table::add_from_relobj): Handle NULL symbols,
 245         which will be present for STT_SPARC_REGISTER.
 246         (Symbol_table::add_from_pluginobj): Likewise.
 247         (Symbol_table::add_from_dynobj): Likewise.
 248         (Symbol_table::add_from_incrobj): Removed dead code.
 249
 250 2016-08-10  James Clarke  <jrtc27@jrtc27.com>
 251
 252         PR gold/20442
 253         * sparc.cc (Target_sparc::Relocate::relocate): R_SPARC_GOTDATA_OP_LOX10
 254         should fall back on R_SPARC_GOT10, not R_SPARC_GOT13.
 255
 256 2016-08-10  James Clarke  <jrtc27@jrtc27.com>
 257
 258         PR gold/20441
 259         * sparc.cc (Target_sparc::Scan::check_non_pic): Allow R_SPARC_32 on
 260         sparc64.
 261
 262 2016-06-29  Cary Coutant  <ccoutant@gmail.com>
 263
 264         PR gold/20310
 265         * testsuite/dynamic_list.sh: Remove check for _ZdlPv.
 266
 267 2016-06-29  Cary Coutant  <ccoutant@gmail.com>
 268
 269         * testsuite/Makefile.am (MOSTLYCLEANFILES): Add eh_test_2.
 270         * testsuite/Makefile.in: Regenerate.
 271
 272 2016-06-30  Alan Modra  <amodra@gmail.com>
 273
 274         * testsuite/Makefile.am (memory_test, memory_test_2): Pass
 275         -Wl,-z to gcc, not plain -z.
 276         * testsuite/Makefile.in: Regenerate.
 277
 278 2016-06-29  H.J. Lu  <hongjiu.lu@intel.com>
 279
 280         PR gold/20308
 281         * i386.cc (Target_i386::Relocate::relocate): Allow
 282         R_386_GOT32X relocation against ___tls_get_addr.
 283         (Target_i386::Relocate::tls_gd_to_ie): Support indirect
 284         call to __tls_get_addr.
 285         (Target_i386::Relocate::tls_gd_to_le): Likewise.
 286         (Target_i386::Relocate::tls_ld_to_le): Likewise.
 287         * testsuite/Makefile.am (check_PROGRAMS): Add pr20308a_test,
 288         pr20308b_test, pr20308c_test, pr20308d_test, pr20308e_test.
 289         (pr20308a_test_SOURCES): New.
 290         (pr20308a_test_DEPENDENCIES): Likewise.
 291         (pr20308a_test_CFLAGS): Likewise.
 292         (pr20308a_test_LDFLAGS): Likewise.
 293         (pr20308a_test_LDADD): Likewise.
 294         (pr20308b_test_SOURCES): Likewise.
 295         (pr20308b_test_DEPENDENCIES): Likewise.
 296         (pr20308b_test_CFLAGS): Likewise.
 297         (pr20308b_test_LDFLAGS): Likewise.
 298         (pr20308b_test_LDADD): Likewise.
 299         (pr20308c_test_SOURCES): Likewise.
 300         (pr20308c_test_DEPENDENCIES): Likewise.
 301         (pr20308c_test_CFLAGS): Likewise.
 302         (pr20308c_test_LDFLAGS): Likewise.
 303         (pr20308c_test_LDADD): Likewise.
 304         (pr20308d_test_SOURCES): Likewise.
 305         (pr20308d_test_DEPENDENCIES): Likewise.
 306         (pr20308d_test_CFLAGS): Likewise.
 307         (pr20308d_test_LDFLAGS): Likewise.
 308         (pr20308d_test_LDADD): Likewise.
 309         (pr20308e_test_SOURCES): Likewise.
 310         (pr20308e_test_DEPENDENCIES): Likewise.
 311         (pr20308e_test_CFLAGS): Likewise.
 312         (pr20308e_test_LDFLAGS): Likewise.
 313         (pr20308e_test_LDADD): Likewise.
 314         (pr20308a.so): Likewise.
 315         (pr20308b.so): Likewise.
 316         (pr20308_gd.o): Likewise.
 317         (pr20308_ld.o): Likewise.
 318         (MOSTLYCLEANFILES): Add pr20308a.so pr20308b.so.
 319         * testsuite/Makefile.in: Regenerated.
 320         * testsuite/pr20308_def.c: New file.
 321         * testsuite/pr20308_gd.S: Likewise.
 322         * testsuite/pr20308_ld.S: Likewise.
 323         * testsuite/pr20308_main.c: Likewise.
 324
 325 2016-06-29  H.J. Lu  <hongjiu.lu@intel.com>
 326
 327         PR gold/20216
 328         * configure.ac (DEFAULT_TARGET_X86_64_OR_X32): New
 329         AM_CONDITIONAL.
 330         * configure: Regenerated.
 331         * x86_64.cc (Target_x86_64<size>::Relocate::relocate): Allow
 332         R_X86_64_GOTPCRELX relocation against __tls_get_addr.
 333         (Target_x86_64<size>::Relocate::tls_gd_to_ie): Support indirect
 334         call to __tls_get_addr.
 335         (Target_x86_64<size>::Relocate::tls_gd_to_le): Likewise.
 336         (Target_x86_64<size>::Relocate::tls_ld_to_le): Likewise.
 337         * testsuite/Makefile.am (check_PROGRAMS): Add pr20216a_test,
 338         pr20216b_test, pr20216c_test, pr20216d_test, pr20216e_test.
 339         (pr20216a_test_SOURCES): New.
 340         (pr20216a_test_DEPENDENCIES): Likewise.
 341         (pr20216a_test_CFLAGS): Likewise.
 342         (pr20216a_test_LDFLAGS): Likewise.
 343         (pr20216a_test_LDADD): Likewise.
 344         (pr20216b_test_SOURCES): Likewise.
 345         (pr20216b_test_DEPENDENCIES): Likewise.
 346         (pr20216b_test_CFLAGS): Likewise.
 347         (pr20216b_test_LDFLAGS): Likewise.
 348         (pr20216b_test_LDADD): Likewise.
 349         (pr20216c_test_SOURCES): Likewise.
 350         (pr20216c_test_DEPENDENCIES): Likewise.
 351         (pr20216c_test_CFLAGS): Likewise.
 352         (pr20216c_test_LDFLAGS): Likewise.
 353         (pr20216c_test_LDADD): Likewise.
 354         (pr20216d_test_SOURCES): Likewise.
 355         (pr20216d_test_DEPENDENCIES): Likewise.
 356         (pr20216d_test_CFLAGS): Likewise.
 357         (pr20216d_test_LDFLAGS): Likewise.
 358         (pr20216d_test_LDADD): Likewise.
 359         (pr20216e_test_SOURCES): Likewise.
 360         (pr20216e_test_DEPENDENCIES): Likewise.
 361         (pr20216e_test_CFLAGS): Likewise.
 362         (pr20216e_test_LDFLAGS): Likewise.
 363         (pr20216e_test_LDADD): Likewise.
 364         (pr20216a.so): Likewise.
 365         (pr20216b.so): Likewise.
 366         (pr20216_gd.o): Likewise.
 367         (pr20216_ld.o): Likewise.
 368         (MOSTLYCLEANFILES): Add pr20216a.so pr20216b.so.
 369         * testsuite/Makefile.in: Regenerated.
 370         * testsuite/pr20216_def.c: New file.
 371         * testsuite/pr20216_gd.S: Likewise.
 372         * testsuite/pr20216_ld.S: Likewise.
 373         * testsuite/pr20216_main.c: Likewise.
 374
 375 2016-06-29  Alan Modra  <amodra@gmail.com>
 376
 377         * script_test_12.t: Delete .plt, specify 64k page size.
 378         * script_test_12i.t: Likewise.
 379
 380 2016-06-29  Alan Modra  <amodra@gmail.com>
 381
 382         * testsuite/plugin_layout_with_alignment.c: Explicitly align all
 383         variables.
 384
 385 2016-06-29  Alan Modra  <amodra@gmail.com>
 386
 387         * testsuite/Makefile.am (copy_test_protected): Disable for powerpc.
 388         * testsuite/Makefile.in: Regenerate.
 389
 390 2016-06-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 391
 392         * aarch64-reloc.def (NONE): New relocation.
 393         * aarch64.cc (Target_aarch64::Scan::local): Handle R_AARCH64_NONE.
 394         (Target_aarch64::Scan::global): Likewise.
 395         * testsuite/Makefile.am (aarch64_reloc_none): New test.
 396         * testsuite/Makefile.in: Regenerate.
 397         * testsuite/aarch64_reloc_none.s: New test source file.
 398         * testsuite/aarch64_reloc_none.sh: New test script.
 399
 400 2016-06-28  Sriraman Tallam  <tmsriram@google.com>
 401
 402         * x86_64.cc (Lazy_view): New class.
 403         (can_convert_mov_to_lea): Templatize function.  Make the function
 404         check for appropriate relocation types and use the view parameter
 405         to get section contents.
 406         (can_convert_callq_to_direct): New function.
 407         (Target_x86_64<size>::Scan::global): Refactor.
 408         (Target_x86_64<size>::Relocate::relocate): Refactor. Change any indirect
 409         call via GOT that can be converted.
 410         * testsuite/Makefile.am (x86_64_indirect_call_to_direct.sh): New test.
 411         * testsuite/Makefile.in: Regenerate.
 412         * testsuite/x86_64_indirect_call_to_direct1.s: New file.
 413         * testsuite/x86_64_indirect_jump_to_direct1.s: New file.
 414
 415 2016-06-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 416
 417         * aarch64.cc (Target_aarch64::Scan::local): Move the call to got_section
 418         from the top level to the places of its use.
 419
 420 2016-06-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 421
 422         PR gold/18098
 423         * script-c.h (Sort_wildcard): Add SORT_WILDCARD_BY_INIT_PRIORITY.
 424         * script-sections.cc (Input_section_sorter::get_init_priority): New method.
 425         (Input_section_sorter::operator()): Handle SORT_WILDCARD_BY_INIT_PRIORITY.
 426         (Output_section_element_input::print): Likewise.
 427         * script.cc (script_keyword_parsecodes): Add entry SORT_BY_INIT_PRIORITY.
 428         * yyscript.y (SORT_BY_INIT_PRIORITY): New token.
 429         (wildcard_section): Handle SORT_BY_INIT_PRIORITY.
 430
 431         * testsuite/Makefile.am (script_test_14): New test.
 432         * testsuite/Makefile.in: Regenerate.
 433         * testsuite/script_test_14.s: New test source file.
 434         * testsuite/script_test_14.sh: New test script.
 435         * testsuite/script_test_14.t: New test linker script.
 436
 437 2016-06-28  James Clarke  <jrtc27@jrtc27.com>
 438
 439         * sparc.cc (Target_sparc::Scan::local): Don't convert R_SPARC_32
 440         to R_SPARC_RELATIVE if class is ELFCLASS64.
 441         (Target_sparc::Scan::global): Likewise.
 442
 443 2016-06-23  Cary Coutant  <ccoutant@gmail.com>
 444             Igor Kudrin  <ikudrin@accesssoftek.com>
 445
 446         PR gold/15370
 447         * script-sections.cc
 448         (Output_section_element_input::set_section_addresses): Keep bin_count
 449         separate from input_pattern_count.
 450         * testsuite/script_test_12.t: Add another section .x4.
 451         * testsuite/script_test_12i.t: Likewise.
 452         * testsuite/script_test_12a.c: Likewise.
 453         * testsuite/script_test_12b.c: Likewise.
 454
 455 2016-06-23  Igor Kudrin  <ikudrin@accesssoftek.com>
 456
 457         * gold-threads.cc (impl_threads::Lock_impl_threads): Fix typos.
 458
 459 2016-06-22  H.J. Lu  <hongjiu.lu@intel.com>
 460
 461         PR ld/20283
 462         * NEWS: Mention --enable-relro.
 463         * configure.ac: Add --enable-relro.
 464         (DEFAULT_LD_Z_RELRO): New.  Set by --enable-relro and default
 465         to 1.
 466         * config.in: Regenerated.
 467         * configure: Likewise.
 468         * options.h (General_options::relro): Default to
 469         DEFAULT_LD_Z_RELRO.
 470
 471 2016-06-20  Cary Coutant  <ccoutant@gmail.com>
 472
 473         * NEWS: Add new features in 1.12.
 474         * version.cc (version_string): Bump to 1.12.
 475
 476 2016-06-20  H.J. Lu  <hongjiu.lu@intel.com>
 477
 478         PR gold/20245
 479         * i386.cc (Target_i386::first_plt_entry_offset): Return 0 if
 480         plt_ is NULL.
 481         (Target_i386::plt_entry_size): Likewise.
 482         (Target_x86_64<size>::first_plt_entry_offset): Likewise.
 483         (Target_x86_64<size>::plt_entry_size): Likewise.
 484
 485 2016-06-20  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 486
 487         * mips.cc (Target_mips::Target_mips): Initialize rld_map_.
 488         (Target_mips::rld_map_): New data member.
 489         (Target_mips::do_finalize_sections): Add support for
 490         DT_MIPS_RLD_MAP and DT_MIPS_RLD_MAP_REL dynamic tags,
 491         .rld_map section, and __RLD_MAP symbol.
 492         (Target_mips::do_dynamic_tag_custom_value): Add support for
 493         DT_MIPS_RLD_MAP_REL dynamic tag.
 494         * output.cc (Output_data_dynamic::get_entry_offset): New method
 495         definition.
 496         * output.h (Output_data_dynamic::get_entry_offset): New method
 497         declaration.
 498
 499 2016-06-20  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 500
 501         * mips.cc (Mips_relocate_functions::relpc16): Add unaligned check.
 502
 503 2016-06-20  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 504
 505         * mips.cc (relocation_needs_la25_stub): Add support for relocs:
 506         R_MIPS_PC21_S2 and R_MIPS_PC26_S2.
 507         (hi16_reloc): Add support for R_MIPS_PCHI16 relocation.
 508         (is_matching_lo16_reloc): Likewise.
 509         (lo16_reloc): Add support for R_MIPS_PCLO16 relocation.
 510         (Mips_output_data_plt::plt_entry_r6): New static data member for
 511         R6 PLT entry.
 512         (Target_mips::is_output_r6): New method.
 513         (Target_mips::Mips_mach): Add new enum constants.
 514         (Mips_relocate_functions::Status): Likewise.
 515         (Mips_relocate_functions::pchi16_relocs): New static data member.
 516         (Mips_relocate_functions::relpc21): New method.
 517         (Mips_relocate_functions::relpc26): Likewise.
 518         (Mips_relocate_functions::relpc18): Likewise.
 519         (Mips_relocate_functions::relpc19): Likewise.
 520         (Mips_relocate_functions::relpchi16): Likewise.
 521         (Mips_relocate_functions::do_relpchi16): Likewise.
 522         (Mips_relocate_functions::relpclo16): Likewise.
 523         (Mips_output_data_plt::do_write): Add support for Mips r6 plt
 524         entry.
 525         (Target_mips::mips_32bit_flags): Add E_MIPS_ARCH_32R6 support.
 526         (Target_mips::elf_mips_mach): Add E_MIPS_ARCH_32R6 and
 527         E_MIPS_ARCH_64R6 support.
 528         (Target_mips::update_abiflags_isa): Likewise.
 529         (mips_get_size_for_reloc): Add support for relocs: R_MIPS_PCHI16,
 530         R_MIPS_PCLO16, R_MIPS_PC21_S2, R_MIPS_PC26_S2, R_MIPS_PC18_S3 and
 531         R_MIPS_PC19_S2.
 532         (Target_mips::Scan::local): Add support for relocs: R_MIPS_PCHI16
 533         and R_MIPS_PCLO16.
 534         (Target_mips::Scan::global): Add support for relocs:
 535         R_MIPS_PC21_S2 and R_MIPS_PC26_S2.
 536         (Target_mips::Relocate::relocate): Call functions for resolving
 537         Mips32r6 and Mips64r6 relocations, and print error message for
 538         STATUS_PCREL_UNALIGNED.
 539         (Target_mips::Scan::get_reference_flags): Add support for relocs:
 540         R_MIPS_PCHI16, R_MIPS_PCLO16, R_MIPS_PC21_S2, R_MIPS_PC26_S2,
 541         R_MIPS_PC18_S3 and R_MIPS_PC19_S2.
 542         (Target_mips::elf_mips_mach_name): Add E_MIPS_ARCH_32R6 and
 543         E_MIPS_ARCH_64R6 support.
 544
 545 2016-06-13  H.J. Lu  <hongjiu.lu@intel.com>
 546
 547         PR gold/20246
 548         * testsuite/script_test_2.t: Add .got.plt after .got.
 549
 550 2016-06-10  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 551
 552         * mips.cc (struct Mips_abiflags): New struct.
 553         (Mips_relobj::Mips_relobj): Initialize attributes_section_data_
 554         and abiflags_.
 555         (Mips_relobj::~Mips_relobj): Delete object pointed by
 556         attributes_section_data_.
 557         (Mips_relobj::abiflags): New method.
 558         (Mips_relobj::attributes_section_data): Likewise.
 559         (Mips_relobj::attributes_section_data_): New data member.
 560         (Mips_relobj::abiflags_): Likewise.
 561         (class Mips_output_section_abiflags): New class.
 562         (Target_mips::Target_mips): Initialize attributes_section_data_,
 563         abiflags_ and has_abiflags_section_.
 564         (Target_mips::do_should_include_section): Don't emit input
 565         .MIPS.abiflags sections to output .MIPS.abiflags.
 566         (Target_mips::Mips_mach): Add new enum constants.
 567         (Target_mips::mips_isa_ext_mach): New method.
 568         (Target_mips::mips_isa_ext): Likewise.
 569         (Target_mips::update_abiflags_isa): Likewise.
 570         (Target_mips::infer_abiflags): Likewise.
 571         (Target_mips::create_abiflags): Likewise.
 572         (Target_mips::fp_abi_string): Likewise.
 573         (Target_mips::select_fp_abi): Likewise.
 574         (Target_mips::merge_obj_attributes): Likewise.
 575         (Target_mips::merge_obj_abiflags): Likewise.
 576         (Target_mips::level_rev): Likewise.
 577         (Target_mips::merge_obj_e_flags): Rename from
 578         merge_processor_specific_flags. Remove dyn_obj argument,
 579         call update_abiflags_isa when needed, compare NaN encodings and
 580         compare FP64 state.
 581         (Target_mips::add_machine_extensions): Add two machine extensions
 582         and fix one.
 583         (Target_mips::attributes_section_data_): New data member.
 584         (Target_mips::abiflags_): Likewise.
 585         (Target_mips::has_abiflags_section_): Likewise.
 586         (Mips_relobj::do_read_symbols): Read .gnu.attributes and
 587         .MIPS.abiflags sections if they exists.
 588         (Target_mips::elf_mips_mach): Add E_MIPS_MACH_5900 and
 589         E_MIPS_MACH_OCTEON3 support.
 590         (Target_mips::do_adjust_elf_header): Setup EI_ABIVERSION flag.
 591         (Target_mips::do_finalize_sections): Merge .gnu.attributes and
 592         .MIPS.abiflags sections from input. Create these sections if
 593         needed.
 594         (Target_mips::elf_mips_mach_name): Add E_MIPS_MACH_5900 and
 595         E_MIPS_MACH_OCTEON3 support, and change strings for
 596         E_MIPS_MACH_LS2E, E_MIPS_MACH_LS2F and E_MIPS_MACH_LS3A just
 597         to match bfd.
 598
 599 2016-06-10  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 600
 601         * mips.cc (Mips_relobj::Mips_relobj): Initialize
 602         has_reginfo_section_.
 603         (Mips_relobj::has_reginfo_section_): New data member.
 604         (Mips_relobj::has_reginfo_section): New method.
 605         (class Mips_output_section_reginfo): Change base class to
 606         Output_section_data, and set masks of the output .reginfo section
 607         in constructor.
 608         (Mips_output_section_reginfo::as_mips_output_section_reginfo):
 609         Remove.
 610         (Mips_output_section_reginfo::set_masks): Likewise.
 611         (Mips_output_section_reginfo::set_final_data_size): Likewise.
 612         (Mips_output_section_reginfo::do_print_to_mapfile): New method.
 613         (Target_mips::do_make_output_section): Remove.
 614         (Mips_relobj::do_read_symbols): Set has_reginfo_section_ to true
 615         if the object contains a .reginfo section.
 616         (Target_mips::do_finalize_sections): Create a .reginfo output
 617         section if needed.
 618
 619 2016-06-09  Artemiy Volkov  <artemiyv@acm.org>
 620
 621         * mips.cc (Mips_output_data_got::do_write): Add missing template
 622         args via typedef.
 623
 624 2016-05-30  Marcin Kościelnicki  <koriakin@0x04.net>
 625
 626         PR/19960
 627         * s390.cc (Target_s390::ss_code_st_r14): Removed.
 628         (Target_s390::ss_code_l_r14): Removed.
 629         (Target_s390::ss_code_ear): Removed.
 630         (Target_s390::ss_code_c): Removed.
 631         (Target_s390::ss_match_st_r14): New function.
 632         (Target_s390::ss_match_l_r14): New function.
 633         (Target_s390::ss_match_mcount): Call ss_match_{l,st}_r14 instead
 634         of matching code directly.
 635         (Target_s390::ss_match_ear): New function.
 636         (Target_s390::ss_match_c): New function.
 637         (Target_s390::do_calls_non_split): Call ss_match_{ear,c} instead
 638         of matching code directly.
 639
 640 2016-05-19  Cary Coutant  <ccoutant@gmail.com>
 641
 642         PR gold/19823
 643         * copy-relocs.cc (Copy_relocs::make_copy_reloc): Add object
 644         parameter; check for protected symbol.
 645         * copy-relocs.h (Copy_relocs::make_copy_reloc): Add object parameter.
 646         * mips.cc (Mips_copy_relocs): Adjust call to make_copy_reloc.
 647         * symtab.cc (Symbol::init_fields): Initialize is_protected_.
 648         (Symbol_table::add_from_dynobj): Mark protected symbols.
 649         * symtab.h (Symbol::is_protected): New method.
 650         (Symbol::set_is_protected): New method.
 651         (Symbol::is_protected_): New data member.
 652
 653         * testsuite/Makefile.am (copy_test_protected): New test.
 654         * testsuite/Makefile.in: Regenerate.
 655         * testsuite/copy_test.cc (main): Add legal reference to protected
 656         symbol.
 657         * testsuite/copy_test_v1.cc (main): Likewise.
 658         * testsuite/copy_test_2.cc (ip): Add protected symbol.
 659         * testsuite/copy_test_protected.cc: New test source file.
 660         * testsuite/copy_test_protected.sh: New test script.
 661
 662 2016-05-19  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 663
 664         * mips.cc (Mips_got_entry::Mips_got_entry): Remove object argument
 665         for global got symbols, and set addend to 0.
 666         (Mips_got_entry::hash): Change hash algorithm.
 667         (Mips_got_entry::equals): Refactor.
 668         (Mips_got_entry::object): Return input object for local got symbols
 669         from union d.
 670         (Mips_got_entry::addend): Change return of the relocation addend.
 671         (Mips_got_entry::addend_): Move from union d.
 672         (Mips_got_entry::object_): Move into union d.
 673         (class Mips_symbol_hash): New class.
 674         (Mips_got_info::Global_got_entry_set): New type.
 675         (Mips_got_info::global_got_symbols): Change return type to
 676         Global_got_entry_set.
 677         (Mips_got_info::global_got_symbols_): Change type to
 678         Global_got_entry_set.
 679         (Mips_symbol::hash): New method.
 680         (Mips_output_data_la25_stub::symbols_): Change type to std::vector.
 681         (Mips_output_data_mips_stubs::Mips_stubs_entry_set): New type.
 682         (Mips_output_data_mips_stubs::symbols_): Change type to
 683         Mips_stubs_entry_set.
 684         (Mips_got_info::record_global_got_symbol): Don't pass object
 685         argument when creating global got symbol.
 686         (Mips_got_info::record_got_entry): Remove find before inserting
 687         got entries.
 688         (Mips_got_info::add_reloc_only_entries): Change type of iterator
 689         to Global_got_entry_set.
 690         (Mips_got_info::count_got_symbols): Likewise.
 691         (Mips_output_data_la25_stub::create_la25_stub): Use push_back
 692         for adding entries to symbols_.
 693         (Mips_output_data_la25_stub::do_write): Change type of iterator
 694         to std::vector.
 695         (Mips_output_data_mips_stubs::set_lazy_stub_offsets): Change type
 696         of iterator to Mips_stubs_entry_set.
 697         (Mips_output_data_mips_stubs::set_needs_dynsym_value): Likewise.
 698         (Mips_output_data_mips_stubs::do_write): Likewise.
 699
 700 2016-05-06  Han Shen  <shenhan@google.com>
 701
 702         PR gold/19987.
 703
 704         * aarch64-reloc.def: New relocation type.
 705         * aarch64.cc (AArch64_relocate_functions::Page): Changed to public.
 706         (Target_aarch64::Scan::local): Add R_AARCH64_LD64_GOTPAGE_LO15.
 707         (Target_aarch64::Scan::global): Add R_AARCH64_LD64_GOTPAGE_LO15.
 708         (Target_aarch64::Relocate::relocate): Implement R_AARCH64_LD64_GOTPAGE_LO15.
 709
 710 2016-04-28  Nick Clifton  <nickc@redhat.com>
 711
 712         * po/zh_CN.po: Updated Chinese (simplified) translation.
 713
 714 2016-04-15  H.J. Lu  <hongjiu.lu@intel.com>
 715
 716         * Makefile.in: Regenerated with automake 1.11.6.
 717         * aclocal.m4: Likewise.
 718         * testsuite/Makefile.in: Likewise.
 719
 720 2016-03-30  Cary Coutant  <ccoutant@gmail.com>
 721
 722         PR gold/16979
 723         * symtab.cc (Symbol_table::define_default_version): Check for case
 724         where symbols are both in different shared objects.
 725
 726 2016-03-27  Cary Coutant  <ccoutant@gmail.com>
 727
 728         PR gold/16111
 729         * i386.cc (Target_i386): Add check for fully-resolved symbol for
 730         R_386_GOTOFF.
 731
 732 2016-03-22  Nick Clifton  <nickc@redhat.com>
 733
 734         * configure: Regenerate.
 735
 736 2016-03-21  Cary Coutant  <ccoutant@gmail.com>
 737
 738         PR gold/19842
 739         * errors.cc (Errors::undefined_symbol): Add info message when
 740         symbol should have been provided by a plugin.
 741         * target-reloc.h (issue_undefined_symbol_error): Check for
 742         placeholder symbols defined in discarded sections.
 743         * testsuite/Makefile.am (plugin_test_9b): New test case.
 744         * testsuite/Makefile.in: Regenerate.
 745         * testsuite/plugin_test_9b_elf.cc: New test source file.
 746         * testsuite/plugin_test_9b_ir.cc: New test source file.
 747
 748 2016-03-20  Cary Coutant  <ccoutant@gmail.com>
 749
 750         PR gold/19002
 751         * ehframe.cc (Eh_frame::read_fde): Check for dropped functions.
 752         * testsuite/Makefile.am (eh_test_2): New test.
 753         * testsuite/Makefile.in: Regenerate.
 754         * testsuite/eh_test_2.sh: New test script.
 755         * testsuite/eh_test_a.cc (bar): Make it comdat.
 756         * testsuite/eh_test_b.cc (bar): Add a duplicate copy.
 757
 758 2016-03-18  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 759
 760         * mips.cc (Mips_relobj::is_n64_): Remove.
 761         (Target_mips::ei_class_): Likewise.
 762         (Mips_relobj::is_newabi): Call methods.
 763         (Mips_relobj::is_n64): Change checking for N64 ABI.
 764         (Target_mips::is_output_n64): Likewise.
 765         (Target_mips::merge_processor_specific_flags): Remove ei_class
 766         argument, and remove comparing ei_class.
 767         (Target_mips::do_adjust_elf_header): Remove setting EI_CLASS field
 768         of the ELF header.
 769         (Target_mips::do_finalize_sections): Don't pass ei_class argument
 770         to merge_processor_specific_flags.
 771         (Target_mips::elf_mips_abi_name): Remove ei_class argument, and
 772         change checking for N64 ABI.
 773
 774 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 775
 776         * mips.cc (enum Special_relocation_symbol): New enum type.
 777         (is_readonly_section): New function.
 778         (eh_reloc): Likewise.
 779         (Mips_got_entry::is_section_symbol_): New member.
 780         (Mips_got_entry::is_section_symbol): New method.
 781         (Mips_got_info::record_local_got_symbol): Add is_section_symbol
 782         argument.
 783         (Mips_relobj::mips_elf_options_section_name): New method.
 784         (Mips_output_data_got::record_local_got_symbol): Add
 785         is_section_symbol argument, and pass it to
 786         Mips_got_info::record_local_got_symbol.
 787         (Mips_output_data_got::got_offset): Add addend argument, and pass
 788         it to Relobj::local_got_offset.
 789         (struct Mips_output_reloc_writer): New type.
 790         (class Mips_output_data_reloc): New class.
 791         (Mips_output_data_plt::Reloc_section): Change type to
 792         Mips_output_data_reloc.
 793         (Target_mips::Reloc_section): Likewise.
 794         (Mips_reloc_types::get_r_addend): Remove unsigned from return type.
 795         (Mips_classify_reloc::get_r_type2): New method.
 796         (Mips_classify_reloc::get_r_type3): Likewise.
 797         (Mips_classify_reloc::get_r_ssym): Likewise.
 798         (Target_mips::Reloca_section): Remove.
 799         (Relocate::should_apply_static_reloc): Rename from
 800         should_apply_r_mips_32_reloc.
 801         (Target_mips::copy_reloc): Replace Reltype parameter with r_type
 802         and r_offset.
 803         (Mips_relocate_functions::Valtype): New type.
 804         (Mips_relocate_functions::Valtype64): New type.
 805         (Mips_relocate_functions::check_overflow): New method.
 806         (Mips_relocate_functions::mips_reloc_unshuffle): Move to public
 807         interface.
 808         (Mips_relocate_functions::mips_reloc_shuffle): Likewise.
 809         (Mips_relocate_functions::rel16): Add support for resolving
 810         relocations for Mips64.
 811         (Mips_relocate_functions::rel32): Likewise.
 812         (Mips_relocate_functions::reljalr): Likewise.
 813         (Mips_relocate_functions::relpc32): Likewise.
 814         (Mips_relocate_functions::rel26): Likewise.
 815         (Mips_relocate_functions::relpc16): Likewise.
 816         (Mips_relocate_functions::relmicromips_pc7_s1): Likewise.
 817         (Mips_relocate_functions::relmicromips_pc10_s1): Likewise.
 818         (Mips_relocate_functions::relmicromips_pc16_s1): Likewise.
 819         (Mips_relocate_functions::do_relhi16): Likewise.
 820         (Mips_relocate_functions::do_relgot16_local): Likewise.
 821         (Mips_relocate_functions::rello16): Likewise.
 822         (Mips_relocate_functions::relgot): Likewise.
 823         (Mips_relocate_functions::relgotpage): Likewise.
 824         (Mips_relocate_functions::relgotofst): Likewise.
 825         (Mips_relocate_functions::relgot_hi16): Likewise.
 826         (Mips_relocate_functions::relgot_lo16): Likewise.
 827         (Mips_relocate_functions::relgprel): Likewise.
 828         (Mips_relocate_functions::relgprel32): Likewise.
 829         (Mips_relocate_functions::tlsrelhi16): Likewise.
 830         (Mips_relocate_functions::tlsrello16): Likewise.
 831         (Mips_relocate_functions::tlsrel32): Likewise.
 832         (Mips_relocate_functions::relsub): Likewise.
 833         (Mips_relocate_functions::releh): New method.
 834         (Mips_relocate_functions::rel64): Likewise.
 835         (Mips_got_info::record_local_got_symbol): Add is_section_symbol and
 836         pass it to Mips_got_entry.
 837         (Mips_got_info::add_local_entries): Pass addend argument
 838         to code functions, and for STT_SECTION symbols call
 839         add_symbolless_local_addend.
 840         (Mips_got_info::add_tls_entries): Pass addend argument to code
 841         functions.
 842         (Mips_relobj::do_read_symbols): Read gp value that was used to
 843         create object.
 844         (Mips_output_data_plt::plt_entry): Remove opcode from l[wd]
 845         instruction. Opcode for instruction will be selected later.
 846         (Target_mips::gc_process_relocs): Add case for SHT_RELA.
 847         (Target_mips::scan_relocatable_relocs): Likewise.
 848         (Target_mips::emit_relocs_scan): Likewise.
 849         (Target_mips::relocate_relocs): Likewise.
 850         (Target_mips::do_finalize_sections): Skip objects for merging
 851         processor specific flags in which all input sections will be
 852         discarded.
 853         (mips_get_size_for_reloc): Add case for R_MIPS_EH.
 854         (Target_mips::Scan::get_reference_flags): Likewise.
 855         (Target_mips::relocate_special_relocatable): Call rel26 method with
 856         calculate_only and calculated_value arguments.
 857         (Target_mips::Scan::local): Add case for R_MIPS_EH. Don't create a
 858         dynamic relocation against a readonly sections, and pass
 859         is_section_symbol to Mips_got_info::record_local_got_symbol.
 860         (Target_mips::Scan::global): Add case for R_MIPS_EH. Don't create a
 861         dynamic relocation against a readonly sections, and pass r_type
 862         and r_offset to Target_mips::copy_reloc.
 863         (Target_mips::Relocate::relocate): Add support for resolving
 864         relocations for Mips64.
 865         (Target_mips::mips_info): Add case for Mips64 default dynamic
 866         linker name.
 867         (Target_selector_mips): Correct emulation names.
 868
 869 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 870
 871         * mips.cc (class Mips_output_data_la25_stub): Add
 872         do_print_to_mapfile function.
 873
 874 2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 875
 876         * mips.cc (Mips_classify_reloc::put_r_info): Call 32bit version of
 877         elf_r_info.
 878
 879 2016-03-09  H.J. Lu  <hongjiu.lu@intel.com>
 880
 881         * testsuite/plugin_layout_with_alignment.cc: Renamed to ..
 882         * testsuite/plugin_layout_with_alignment.c: This.
 883         * testsuite/Makefile.am (plugin_layout_with_alignment.o): Updated.
 884         (plugin_layout_with_alignment): Likewise.
 885         * testsuite/Makefile.in: Regenerated.
 886
 887 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
 888
 889         PR 19751
 890         * testsuite/Makefile.am (retain_symbols_file_test): Remove check
 891         for constructor.
 892         * testsuite/Makefile.in: Regenerate.
 893         * testsuite/dynamic_list.sh: Likewise.
 894         * testsuite/retain_symbols_file_test.sh: Likewise.
 895
 896 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
 897
 898         PR 19751
 899         * arm.cc (Reloc_stub::Key::name): Add unused attribute.
 900         * dirsearch.cc (Dir_caches::~Dir_caches): Likewise.
 901
 902 2016-03-08  Cary Coutant  <ccoutant@gmail.com>
 903             Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
 904
 905         * output.cc (Output_reloc_writer): New type.
 906         (Output_data_reloc_base::do_write): Move implementation to template
 907         in output.h and replace with invocation of template.
 908         * output.h (Output_file): Move to top of file.
 909         (Output_reloc::get_symbol_index): Move to public interface.
 910         (Output_reloc::get_address): Likewise.
 911         (Output_data_reloc_base::do_write_generic): New function template.
 912
 913 2016-03-04  Cary Coutant  <ccoutant@gmail.com>
 914
 915         PR gold/19019
 916         PR gold/19763
 917         * symtab.cc: Instantiate Sized_symbol::init_constant and
 918         Sized_symbol::init_undefined.
 919
 920 2016-03-03  Cary Coutant  <ccoutant@gmail.com>
 921
 922         PR gold/19019
 923         * layout.h (Layout::add_target_specific_dynamic_tag): New function.
 924         * layout.cc (Layout::add_target_specific_dynamic_tag): New function.
 925         * mips.cc (Target_mips::make_symbol): Adjust function signature.
 926         * sparc.cc (Target_sparc::Target_sparc): Initialize register_syms_.
 927         (Target_sparc::do_is_defined_by_abi): Remove test for
 928         STT_SPARC_REGISTER.
 929         (Target_sparc::Register_symbol): New struct type.
 930         (Target_sparc::register_syms_): New data member.
 931         (Target_sparc<64, true>::sparc_info): Set has_make_symbol to true.
 932         (Target_sparc::make_symbol): New function.
 933         (Target_sparc::do_finalize_sections): Add register symbols and new
 934         dynamic table entries.
 935         * symtab.h (Sized_symbol::init_undefined): Add value parameter.
 936         (Symbol_table::add_target_global_symbol): New function.
 937         (Symbol_table::target_symbols_): New data member.
 938         * symtab.cc (Sized_symbol::init_undefined): Add value parameter.
 939         (Symbol_table::Symbol_table): Initialize target_symbols_.
 940         (Symbol_table::add_from_object): Pass additional parameters to
 941         Target::make_symbol.
 942         (Symbol_table::define_special_symbol): Likewise.
 943         (Symbol_table::add_undefined_symbol_from_command_line): Pass 0 for
 944         undefined symbol value.
 945         (Symbol_table::set_dynsym_indexes): Process target-specific symbols.
 946         (Symbol_table::sized_finalize): Likewise.
 947         (Symbol_table::sized_write_globals): Likewise.
 948         * target.h (Sized_target::make_symbol): Add name, st_type, object,
 949         st_shndx, and value parameters.
 950
 951 2016-03-03  Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
 952
 953         * plugin.cc (do_should_include_member): Ignore LDPK_UNDEF and
 954         LDPK_WEAKUNDEF symbols.
 955
 956 2016-03-03  Than McIntosh  <thanm@google.com>
 957
 958         * plugin.cc (Plugin::load): Include hooks for get_input_section_size
 959         and get_input_section_alignment in transfer vector.
 960         (get_input_section_alignment): New function.
 961         (get_input_section_size): New function.
 962         * testsuite/Makefile.am: Add plugin_layout_with_alignment.sh test.
 963         * testsuite/Makefile.in: [Regenerate.]
 964         * testsuite/plugin_section_alignment.cc: New test file.
 965         * testsuite/plugin_layout_with_alignment.cc: New test file.
 966         * testsuite/plugin_layout_with_alignment.sh: New test file.
 967
 968 2016-03-03  Evgenii Stepanov  <eugenis@google.com>
 969
 970         * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
 971         parameter.
 972         * plugin.cc (get_symbols_v3): New function.
 973         (Plugin::load): Add LDPT_GET_SYMBOLS_V3.
 974         (Pluginobj::get_symbol_resolution_info): Return LDPS_NO_SYMS when using
 975         new version.
 976
 977 2016-02-26  Egor Kochetov  <egor.kochetov@intel.com>
 978             Cary Coutant  <ccoutant@gmail.com>
 979
 980         PR gold/19735
 981         * ehframe.h (Cie::fde_encoding): New method.
 982         * ehframe.cc (Eh_frame::read_fde): Discard FDEs for zero-length
 983         address ranges.
 984
 985 2016-02-15  H.J. Lu  <hongjiu.lu@intel.com>
 986
 987         * testsuite/Makefile.am (x86_64_mov_to_lea5.o): Pass
 988         -mrelax-relocations=yes to $(TEST_AS).
 989         (x86_64_mov_to_lea6.o): Likewise.
 990         (x86_64_overflow_pc32.o): Remove duplicated target.
 991         * testsuite/Makefile.in: Regenerated.
 992
 993 2016-02-15  Marcin Kościelnicki  <koriakin@0x04.net>
 994
 995         * s390.cc (Target_s390::match_view_u): New helper method.
 996         (Target_s390::do_is_call_to_non_split): New method.
 997         (Target_s390::ss_code_st_r14): New const.
 998         (Target_s390::ss_code_l_r14): New const.
 999         (Target_s390::ss_code_bras_8): New const.
1000         (Target_s390::ss_code_l_basr): New const.
1001         (Target_s390::ss_code_a_basr): New const.
1002         (Target_s390::ss_code_ear): New const.
1003         (Target_s390::ss_code_c): New const.
1004         (Target_s390::ss_code_larl): New const.
1005         (Target_s390::ss_code_brasl): New const.
1006         (Target_s390::ss_code_jg): New const.
1007         (Target_s390::ss_code_jgl): New const.
1008         (Target_s390::ss_match_mcount): New helper method.
1009         (Target_s390::ss_match_l): New helper method.
1010         (Target_s390::ss_match_ahi): New helper method.
1011         (Target_s390::ss_match_alfi): New helper method.
1012         (Target_s390::ss_match_cr): New helper method.
1013         (Target_s390::do_calls_non_split): New method.
1014         * testsuite/Makefile.am: Added new tests.
1015         * testsuite/Makefile.in: Regenerate.
1016         * testsuite/split_s390.sh: New test.
1017         * testsuite/split_s390_1_a1.s: New test.
1018         * testsuite/split_s390_1_a2.s: New test.
1019         * testsuite/split_s390_1_n1.s: New test.
1020         * testsuite/split_s390_1_n2.s: New test.
1021         * testsuite/split_s390_1_z1.s: New test.
1022         * testsuite/split_s390_1_z2.s: New test.
1023         * testsuite/split_s390_1_z3.s: New test.
1024         * testsuite/split_s390_1_z4.s: New test.
1025         * testsuite/split_s390_2_ns.s: New test.
1026         * testsuite/split_s390_2_s.s: New test.
1027         * testsuite/split_s390x_1_a1.s: New test.
1028         * testsuite/split_s390x_1_a2.s: New test.
1029         * testsuite/split_s390x_1_n1.s: New test.
1030         * testsuite/split_s390x_1_n2.s: New test.
1031         * testsuite/split_s390x_1_z1.s: New test.
1032         * testsuite/split_s390x_1_z2.s: New test.
1033         * testsuite/split_s390x_1_z3.s: New test.
1034         * testsuite/split_s390x_1_z4.s: New test.
1035         * testsuite/split_s390x_2_ns.s: New test.
1036         * testsuite/split_s390x_2_s.s: New test.
1037
1038 2016-02-11 Rahul Chaudhry  <rahulchaudhry@google.com>
1039
1040         * aarch64.cc (Target_aarch64::scan_erratum_843419_span): Remove
1041         info message for every erratum 843419 found and fixed.
1042
1043 2016-02-07  Cary Coutant  <ccoutant@gmail.com>
1044
1045         PR gold/18695
1046         * x86_64.cc (Target_x86_64::Relocate::relocate): Add additional
1047         information to relocation overflow errors.
1048
1049 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
1050
1051         PR gold/18695
1052         * x86_64.cc (X86_64_relocate_functions::pcrela32_check): Fix x32
1053         overflow checking when symbol value + addend < 0.
1054
1055 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
1056
1057         PR gold/19577
1058         * reloc.h (Limits): New class.
1059         (Bits::has_overflow32): Use min/max values from Limits.
1060         (Bits::has_unsigned_overflow32): Likewise.
1061         (Bits::has_signed_unsigned_overflow32): Likewise.
1062         (Bits::has_overflow): Likewise.
1063         (Bits::has_unsigned_overflow): Likewise.
1064         (Bits::has_signed_unsigned_overflow64): Likewise.
1065
1066 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
1067
1068         PR gold/19567
1069         * reloc.h (Relocate_functions::Overflow_check): Add comments.
1070         * x86_64.cc (X86_64_relocate_functions): New class.
1071         (Target_x86_64::Relocate::relocate): Use the new class.
1072         * testsuite/Makefile.am (x86_64_overflow_pc32): Add -Tdata option.
1073         (x32_overflow_pc32): New test case.
1074         * testsuite/Makefile.in: Regenerate.
1075         * testsuite/x32_overflow_pc32.sh: New script.
1076         * testsuite/x86_64_overflow_pc32.s: Remove .space directive.
1077
1078 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
1079
1080         PR gold/19577
1081         * reloc.h (Bits::has_unsigned_overflow32): Fix static_cast.
1082         (Bits::has_unsigned_overflow): Remove unnecessary static_cast.
1083
1084 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
1085
1086         PR gold/19577
1087         * reloc.h (Bits::has_unsigned_overflow32): Fix unsigned/signed
1088         comparison.
1089         (Bits::has_unsigned_overflow): Likewise.
1090
1091 2016-02-06  Marcin Kościelnicki  <koriakin@0x04.net>
1092
1093         * i386.cc (Target_i386::is_call_to_non_split): Add view and view_size
1094         parameters.
1095         * reloc.cc (Sized_relobj_file::split_stack_adjust_reltype): Pass view
1096         and view_size to is_call_to_non_split.
1097         * target.cc (Target::is_call_to_non_split): Add view and view_size
1098         parameters.
1099         * target.h (class Target): Likewise.
1100
1101 2016-02-05  Sriraman Tallam  <tmsriram@google.com>
1102
1103         * icf.cc (get_rel_addend): New function.
1104         (get_section_contents):  Move merge section addend computation to a
1105         new function.  Ignore negative values for SHT_REL and SHT_RELA addends.
1106         Fix bug to not read past the length of the section.
1107
1108 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
1109             Andrew Senkevich  <andrew.senkevich@intel.com>
1110
1111         PR gold/18695
1112         * x86_64.cc (Target_x86_64::Relocate::relocate): Add overflow
1113         checking for R_X86_64_32, R_X86_64_32S, R_X86_64_PC32, and
1114         R_X86_64_PLT32.
1115         * testsuite/Makefile.am (x86_64_overflow_pc32): New test.
1116         * testsuite/x86_64_overflow_pc32.sh: New test script.
1117         * testsuite/x86_64_overflow_pc32.s: New source file.
1118
1119 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
1120
1121         PR gold/18695
1122         * reloc.h (Relocate_functions::Address): New typedef.
1123         (Relocate_functions::Addendtype): New typedef.
1124         (Relocate_functions::Overflow_check): New enum type.
1125         (Relocate_functions::Reloc_status): New enum type.
1126         (Relocate_functions::check_overflow): New function template.
1127         (Relocate_functions::rel): Add check parameter; check for overflow.
1128         (Relocate_functions::rel_unaligned): Likewise.
1129         (Relocate_functions::rela): Likewise.
1130         (Relocate_functions::pcrel): Likewise.
1131         (Relocate_functions::pcrel_unaligned): Likewise.
1132         (Relocate_functions::pcrela): Likewise.
1133         (Relocate_functions::rel8): Adjust parameter types.
1134         (Relocate_functions::rela8): Likewise.
1135         (Relocate_functions::pcrel8): Likewise.
1136         (Relocate_functions::pcrela8): Likewise.
1137         (Relocate_functions::rel16): Likewise.
1138         (Relocate_functions::rela168): Likewise.
1139         (Relocate_functions::pcrel16): Likewise.
1140         (Relocate_functions::pcrela16): Likewise.
1141         (Relocate_functions::rel32): Likewise.
1142         (Relocate_functions::rel32_unaligned): Likewise.
1143         (Relocate_functions::rela32): Likewise.
1144         (Relocate_functions::pcrel32): Likewise.
1145         (Relocate_functions::pcrel32_unaligned): Likewise.
1146         (Relocate_functions::pcrela32): Likewise.
1147         (Relocate_functions::rel8_check): New function.
1148         (Relocate_functions::rela8_check): New function.
1149         (Relocate_functions::pcrel8_check): New function.
1150         (Relocate_functions::pcrela8_check): New function.
1151         (Relocate_functions::rel16_check): New function.
1152         (Relocate_functions::rela168_check): New function.
1153         (Relocate_functions::pcrel16_check): New function.
1154         (Relocate_functions::pcrela16_check): New function.
1155         (Relocate_functions::rel32_check): New function.
1156         (Relocate_functions::rel32_unaligned_check): New function.
1157         (Relocate_functions::rela32_check): New function.
1158         (Relocate_functions::pcrel32_check): New function.
1159         (Relocate_functions::pcrel32_unaligned_check): New function.
1160         (Relocate_functions::pcrela32_check): New function.
1161         (Bits::has_unsigned_overflow32): New function.
1162         (Bits::has_unsigned_overflow): New function.
1163         * testsuite/Makefile.am (overflow_unittest): New test.
1164         * testsuite/Makefile.in: Regenerate.
1165         * testsuite/overflow_unittest.cc: New source file.
1166
1167 2016-02-04  Alan Modra  <amodra@gmail.com>
1168
1169         * powerpc.cc (relocate): Adjust last patch for big-endian.
1170
1171 2016-02-02  Alan Modra  <amodra@gmail.com>
1172
1173         * powerpc.cc (relocate): Further restrict ELFv2 entry optimization.
1174
1175 2016-01-15 Han Shen  <shenhan@google.com>
1176
1177         PR gold/19472 - need pc-relative stubs.
1178
1179         * aarch64.cc (Reloc_stub::stub_type_for_reloc): Return PC-relative
1180         stub type for DSOs and pie executables.
1181
1182 2016-01-12  H.J. Lu  <hongjiu.lu@intel.com>
1183
1184         * i386.cc (Target_i386::Classify_reloc::get_r_addend): Remove
1185         'typename'.
1186
1187 2016-01-12  Cary Coutant  <ccoutant@gmail.com>
1188
1189         * arm.cc (Target_arm::Classify_reloc::get_r_addend): New method.
1190         * i386.cc (Target_i386::Classify_reloc::get_r_addend): New method.
1191         * mips.cc (Target_arm::Mips_classify_reloc::get_r_addend): (Both
1192         specializations) New method.
1193
1194 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
1195
1196         PR gold/19353
1197         * aarch64.cc (Target_aarch64::relocate_tls): Don't insist that
1198         we have a TLS segment for GD-to-IE optimization.
1199         * i386.cc (Target_i386::tls_gd_to_ie): Remove tls_segment parameter.
1200         Adjust all calls.
1201         (Target_i386::tls_desc_gd_to_ie): Likewise.
1202         (Target_i386::relocate_tls): Don't insist that we have a TLS segment
1203         for TLSDESC GD-to-IE optimizations.
1204         * x86_64.cc (Target_x86_64::tls_gd_to_ie): Remove tls_segment parameter.
1205         Adjust all calls.
1206         (Target_x86_64::tls_desc_gd_to_ie): Likewise.
1207         (Target_x86_64::relocate_tls): Don't insist that we have a TLS segment
1208         for TLSDESC GD-to-IE optimizations.
1209
1210 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
1211
1212         Refactor gold to enable support for MIPS-64 relocation format.
1213
1214         * gc.h (get_embedded_addend_size): Remove sh_type parameter.
1215         (gc_process_relocs): Remove sh_type template parameter.
1216         Use Classify_reloc to access r_sym, r_type, and r_addend fields.
1217         * object.h (Sized_relobj_file::split_stack_adjust): Add target
1218         parameter.
1219         (Sized_relobj_file::split_stack_adjust_reltype): Likewise.
1220         * reloc-types.h (Reloc_types::copy_reloc_addend): (SHT_REL and SHT_RELA
1221         specializations) Remove.
1222         * reloc.cc (Emit_relocs_strategy): Rename and move to target-reloc.h.
1223         (Sized_relobj_file::emit_relocs_scan): Call Target::emit_relocs_scan().
1224         (Sized_relobj_file::emit_relocs_scan_reltype): Remove.
1225         (Sized_relobj_file::split_stack_adjust): Add target parameter.
1226         Adjust all callers.
1227         (Sized_relobj_file::split_stack_adjust_reltype): Likewise. Call
1228         Target::get_r_sym() to get r_sym field from relocations.
1229         (Track_relocs::next_symndx): Call Target::get_r_sym().
1230         * target-reloc.h (scan_relocs): Remove sh_type template parameter;
1231         add Classify_reloc template parameter.  Use for accessing r_sym and
1232         r_type.
1233         (relocate_section): Likewise.
1234         (Default_classify_reloc): New class (renamed and moved from reloc.cc).
1235         (Default_scan_relocatable_relocs): Remove sh_type template parameter.
1236         (Default_scan_relocatable_relocs::Reltype): New typedef.
1237         (Default_scan_relocatable_relocs::reloc_size): New const.
1238         (Default_scan_relocatable_relocs::sh_type): New const.
1239         (Default_scan_relocatable_relocs::get_r_sym): New method.
1240         (Default_scan_relocatable_relocs::get_r_type): New method.
1241         (Default_emit_relocs_strategy): New class.
1242         (scan_relocatable_relocs): Replace sh_type template parameter with
1243         Scan_relocatable_relocs class.  Use it to access r_sym and r_type
1244         fields.
1245         (relocate_relocs): Replace sh_type template parameter with
1246         Classify_reloc class.  Use it to access r_sym and r_type fields.
1247         * target.h (Target::is_call_to_non_split): Replace r_type parameter
1248         with pointer to relocation. Adjust all callers.
1249         (Target::do_is_call_to_non_split): Likewise.
1250         (Target::emit_relocs_scan): New virtual method.
1251         (Sized_target::get_r_sym): New virtual method.
1252         * target.cc (Target::do_is_call_to_non_split): Replace r_type parameter
1253         with pointer to relocation.
1254
1255         * aarch64.cc (Target_aarch64::emit_relocs_scan): New method.
1256         (Target_aarch64::Relocatable_size_for_reloc): Remove.
1257         (Target_aarch64::gc_process_relocs): Use Default_classify_reloc.
1258         (Target_aarch64::scan_relocs): Likewise.
1259         (Target_aarch64::relocate_section): Likewise.
1260         (Target_aarch64::Relocatable_size_for_reloc::get_size_for_reloc):
1261         Remove.
1262         (Target_aarch64::scan_relocatable_relocs): Use Default_classify_reloc.
1263         (Target_aarch64::relocate_relocs): Use Default_classify_reloc.
1264         * arm.cc (Target_arm::Arm_scan_relocatable_relocs): Remove sh_type
1265         template parameter.
1266         (Target_arm::emit_relocs_scan): New method.
1267         (Target_arm::Relocatable_size_for_reloc): Replace with...
1268         (Target_arm::Classify_reloc): ...this.
1269         (Target_arm::gc_process_relocs): Use Classify_reloc.
1270         (Target_arm::scan_relocs): Likewise.
1271         (Target_arm::relocate_section): Likewise.
1272         (Target_arm::scan_relocatable_relocs): Likewise.
1273         (Target_arm::relocate_relocs): Likewise.
1274         * i386.cc (Target_i386::emit_relocs_scan): New method.
1275         (Target_i386::Relocatable_size_for_reloc): Replace with...
1276         (Target_i386::Classify_reloc): ...this.
1277         (Target_i386::gc_process_relocs): Use Classify_reloc.
1278         (Target_i386::scan_relocs): Likewise.
1279         (Target_i386::relocate_section): Likewise.
1280         (Target_i386::scan_relocatable_relocs): Likewise.
1281         (Target_i386::relocate_relocs): Likewise.
1282         * mips.cc (Mips_scan_relocatable_relocs): Remove sh_type template
1283         parameter.
1284         (Mips_reloc_types): New class template.
1285         (Mips_classify_reloc): New class template.
1286         (Target_mips::Reltype): New typedef.
1287         (Target_mips::Relatype): New typedef.
1288         (Target_mips::emit_relocs_scan): New method.
1289         (Target_mips::get_r_sym): New method.
1290         (Target_mips::Relocatable_size_for_reloc): Replace with
1291         Mips_classify_reloc.
1292         (Target_mips::copy_reloc): Use Mips_classify_reloc.
1293         (Target_mips::gc_process_relocs): Likewise.
1294         (Target_mips::scan_relocs): Likewise.
1295         (Target_mips::relocate_section): Likewise.
1296         (Target_mips::scan_relocatable_relocs): Likewise.
1297         (Target_mips::relocate_relocs): Likewise.
1298         (mips_get_size_for_reloc): New function, factored out from
1299         Relocatable_size_for_reloc::get_size_for_reloc.
1300         (Target_mips::Scan::local): Use Mips_classify_reloc.
1301         (Target_mips::Scan::global): Likewise.
1302         (Target_mips::Relocate::relocate): Likewise.
1303         * powerpc.cc (Target_powerpc::emit_relocs_scan): New method.
1304         (Target_powerpc::Relocatable_size_for_reloc): Remove.
1305         (Target_powerpc::gc_process_relocs): Use Default_classify_reloc.
1306         (Target_powerpc::scan_relocs): Likewise.
1307         (Target_powerpc::relocate_section): Likewise.
1308         (Powerpc_scan_relocatable_reloc): Convert to class template.
1309         (Powerpc_scan_relocatable_reloc::Reltype): New typedef.
1310         (Powerpc_scan_relocatable_reloc::reloc_size): New const.
1311         (Powerpc_scan_relocatable_reloc::sh_type): New const.
1312         (Powerpc_scan_relocatable_reloc::get_r_sym): New method.
1313         (Powerpc_scan_relocatable_reloc::get_r_type): New method.
1314         (Target_powerpc::scan_relocatable_relocs): Use
1315         Powerpc_scan_relocatable_reloc.
1316         (Target_powerpc::relocate_relocs): Use Default_classify_reloc.
1317         * s390.cc (Target_s390::emit_relocs_scan): New method.
1318         (Target_s390::Relocatable_size_for_reloc): Remove.
1319         (Target_s390::gc_process_relocs): Use Default_classify_reloc.
1320         (Target_s390::scan_relocs): Likewise.
1321         (Target_s390::relocate_section): Likewise.
1322         (Target_s390::Relocatable_size_for_reloc::get_size_for_reloc):
1323         Remove.
1324         (Target_s390::scan_relocatable_relocs): Use Default_classify_reloc.
1325         (Target_s390::relocate_relocs): Use Default_classify_reloc.
1326         * sparc.cc (Target_sparc::emit_relocs_scan): New method.
1327         (Target_sparc::Relocatable_size_for_reloc): Remove.
1328         (Target_sparc::gc_process_relocs): Use Default_classify_reloc.
1329         (Target_sparc::scan_relocs): Likewise.
1330         (Target_sparc::relocate_section): Likewise.
1331         (Target_sparc::Relocatable_size_for_reloc::get_size_for_reloc):
1332         Remove.
1333         (Target_sparc::scan_relocatable_relocs): Use Default_classify_reloc.
1334         (Target_sparc::relocate_relocs): Use Default_classify_reloc.
1335         * tilegx.cc (Target_tilegx::emit_relocs_scan): New method.
1336         (Target_tilegx::Relocatable_size_for_reloc): Remove.
1337         (Target_tilegx::gc_process_relocs): Use Default_classify_reloc.
1338         (Target_tilegx::scan_relocs): Likewise.
1339         (Target_tilegx::relocate_section): Likewise.
1340         (Target_tilegx::Relocatable_size_for_reloc::get_size_for_reloc):
1341         Remove.
1342         (Target_tilegx::scan_relocatable_relocs): Use Default_classify_reloc.
1343         (Target_tilegx::relocate_relocs): Use Default_classify_reloc.
1344         * x86_64.cc (Target_x86_64::emit_relocs_scan): New method.
1345         (Target_x86_64::Relocatable_size_for_reloc): Remove.
1346         (Target_x86_64::gc_process_relocs): Use Default_classify_reloc.
1347         (Target_x86_64::scan_relocs): Likewise.
1348         (Target_x86_64::relocate_section): Likewise.
1349         (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1350         Remove.
1351         (Target_x86_64::scan_relocatable_relocs): Use Default_classify_reloc.
1352         (Target_x86_64::relocate_relocs): Use Default_classify_reloc.
1353
1354         * testsuite/testfile.cc (Target_test::emit_relocs_scan): New method.
1355
1356 2016-01-01  Alan Modra  <amodra@gmail.com>
1357
1358         Update year range in copyright notice of all files.
1359
1360 For older changes see ChangeLog-0815
1361 \f
1362 Copyright (C) 2016 Free Software Foundation, Inc.
1363
1364 Copying and distribution of this file, with or without modification,
1365 are permitted in any medium without royalty provided the copyright
1366 notice and this notice are preserved.
1367
1368 Local Variables:
1369 mode: change-log
1370 left-margin: 8
1371 fill-column: 74
1372 version-control: never
1373 End: