gold/ChangeLog

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