gold/ChangeLog

   1 2017-12-01  Benjamin Peterson  <bp@benjamin.pe>
   2
   3         PR gold/22406
   4         * gold.cc (queue_initial_tasks) Check for number of real input files.
   5         * options.cc (Command_line::process) Check for unterminated --start-lib
   6         options.
   7         * testsuite/Makefile.am: Add new test script.
   8         * testsuite/Makefile.in: Regenerate.
   9         * testsuite/check_empty_command_lines.sh: New test script.
  10
  11 2017-11-17  Stephen Crane  <sjc@immunant.com>
  12
  13         PR gold/22448
  14         * symtab.cc (Symbol_table::add_from_object): Only rescan for
  15         undefined symbols in regular, not dynamic, objects.
  16
  17 2017-11-30  Peter Smith  <peter.smith@linaro.org>
  18
  19         PR gold/20765
  20         * aarch64.cc (Aarch64_relobj::update_erratum_address): New method.
  21         (AArch64_relobj::scan_errata): Update addresses in stub table after
  22         relaxation pass.
  23
  24 2017-11-30  Peter Smith  <peter.smith@linaro.org>
  25             Cary Coutant  <ccoutant@gmail.com>
  26
  27         PR gold/20765
  28         * aarch64.cc (Erratum_stub::invalidate_erratum_stub): Use erratum_insn_
  29         instead of relobj_ to invalidate the stub.
  30         (Erratum_stub::is_invalidated_erratum_stub): Likewise.
  31
  32 2017-11-30  Peter Smith  <peter.smith@linaro.org>
  33
  34         PR gold/22233
  35         * aarch64.cc (AArch64_relobj::fix_errata_and_relocate_erratum_stubs):
  36         Fix calculation of stub address.
  37
  38 2017-11-29  Stefan Stroe  <stroestefan@gmail.com>
  39
  40         * po/Make-in (datadir): Define as @datadir@.
  41         (localedir): Define as @localedir@.
  42         (gnulocaledir, gettextsrcdir): Use @datarootdir@.
  43
  44 2017-11-28  Cary Coutant  <ccoutant@gmail.com>
  45
  46         * resolve.cc (Symbol_table::resolve): Allow multiply-defined absolute
  47         symbols when they have the same value.
  48
  49 2017-11-28  Cary Coutant  <ccoutant@gmail.com>
  50
  51         * object.h (class Sized_relobj_file): Remove discarded_eh_frame_shndx_.
  52         * object.cc (Sized_relobj_file::Sized_relobj_file): Likewise.
  53         (Sized_relobj_file::layout_eh_frame_section): Likewise.
  54         (Sized_relobj_file::do_count_local_symbols): Check for optimized
  55         .eh_frame section by other means.
  56         (Sized_relobj_file::compute_final_local_value_internal): Likewise.
  57
  58 2017-11-28  H.J. Lu  <hongjiu.lu@intel.com>
  59
  60         * testsuite/pr22266_a.c: Add a newline at end of file.
  61
  62 2017-11-27  Cary Coutant  <ccoutant@gmail.com>
  63
  64         PR gold/19291
  65         PR gold/22266
  66         * object.cc (Sized_relobj_file::compute_final_local_value_internal):
  67         Revert changes from 2017-11-08 patch.  Adjust symbol value in
  68         relocatable links for non-section symbols.
  69         (Sized_relobj_file::compute_final_local_value): Revert changes from
  70         2017-11-08 patch.
  71         (Sized_relobj_file::do_finalize_local_symbols): Likewise.
  72         (Sized_relobj_file::write_local_symbols): Revert changes from
  73         2015-11-25 patch.
  74         * object.h (Sized_relobj_file::compute_final_local_value_internal):
  75         Revert changes from 2017-11-08 patch.
  76         * powerpc.cc (Target_powerpc::relocate_relocs): Adjust addend for
  77         relocatable links.
  78         * target-reloc.h (relocate_relocs): Adjust addend for relocatable links.
  79         * testsuite/pr22266_a.c (hello): New function.
  80         * testsuite/pr22266_main.c (main): Add test for merge sections.
  81         * testsuite/pr22266_script.t: Add rule for .rodata.
  82
  83 2017-11-19  Ian Lance Taylor  <iant@google.com>
  84             Cary Coutant  <ccoutant@gmail.com>
  85
  86         * dwarf_reader.h (class Dwarf_info_reader): Add ref_addr_size
  87         method.
  88         * dwarf_reader.cc (Dwarf_die::read_attributes): Use ref_addr_size
  89         for DW_FORM_ref_addr_size.
  90         (Dwarf_die::skip_attributes): Likewise.
  91
  92 2017-11-08  H.J. Lu  <hongjiu.lu@intel.com>
  93
  94         PR gold/22291
  95         * layout.cc (Layout::define_section_symbols): Use STV_PROTECTED
  96         for __start and __stop symbols.
  97         * symtab.cc (Symbol_table::define_special_symbol): Add an
  98         argument, visibility.  Ignore definition and reference from
  99         a dynamic object, depending on visibility.
 100         (Symbol_table::do_define_in_output_data): Pass visibility to
 101         define_special_symbol.
 102         (Symbol_table::do_define_in_output_segment): Likewise.
 103         (Symbol_table::do_define_as_constant): Likewise.
 104         (Symbol_table::add_undefined_symbol_from_command_line): Pass
 105         STV_DEFAULT to define_special_symbol.
 106         * symtab.h (Symbol_table::define_special_symbol): Add an
 107         argument, visibility.
 108
 109 2017-11-08  James Clarke  <jrtc27@jrtc27.com>
 110
 111         PR gold/22266
 112         * object.cc (Sized_relobj_file::compute_final_local_value_internal):
 113         Drop relocatable parameter and stop adjusting output value based on
 114         it.
 115         (Sized_relobj_file::compute_final_local_value): Stop passing
 116         relocatable to compute_final_local_value_internal.
 117         (Sized_relobj_file::do_finalize_local_symbols): Ditto.
 118         * object.h (Sized_relobj_file::compute_final_local_value_internal):
 119         Drop relocatable parameter.
 120
 121 2017-11-08  Kyle Butt  <iteratee@google.com>
 122
 123         * object.cc (do_find_special_sections): Fix a thinko with memmem return
 124         values and check for != NULL rather than == 0.
 125
 126 2017-11-07  Alan Modra  <amodra@gmail.com>
 127
 128         * system.h (textdomain, bindtextdomain): Use safer "do nothing".
 129         (ngettext, dngettext, dcngettext): Define when !ENABLE_NLS.
 130
 131 2017-10-25  Alan Modra  <amodra@gmail.com>
 132
 133         * symtab.cc (Symbol_table::add_from_relobj): Match "__gnu_lto_slim"
 134         optionally prefixed with "_".
 135
 136 2017-10-20  Sriraman Tallam  <tmsriram@google.com>
 137
 138         * options.h (-z,text_unlikely_segment): New option.
 139         * layout.cc (Layout::layout): Create new output section
 140         for .text.unlikely sections with the new option.
 141         (Layout::segment_precedes): Check for the new option
 142         when segment flags match.
 143         * testsuite/text_unlikely_segment.cc: New test source.
 144         * testsuite/text_unlikely_segment.sh: New test script.
 145         * testsuite/Makefile.am (text_unlikely_segment): New test.
 146         * testsuite/Makefile.in: Regenerate.
 147
 148 2017-10-19  Umesh Kalappa  <ukalappa@cisco.com>
 149
 150         * arm.cc (Stub::do_fixed_endian_write):Far call stubs support for arm
 151         in the be8 mode.
 152         * testsuite/Makefile.am: New test cases.
 153         * testsuite/Makefile.in: Regenerate.
 154         * testsuite/arm_farcall_arm_arm_be8.sh: New script for arm to arm far
 155         call stubs.
 156         * testsuite/arm_farcall_thumb_thumb_be8.sh: New script for thumb to
 157         thumb far call stubs.
 158
 159 2017-10-18  Kyle Butt  <iteratee@google.com>
 160             Alan Modra  <amodra@gmail.com>
 161
 162         * powerpc.cc (Target_powerpc::Scan::local): Correct dst_off
 163         calculation for TOC16 relocs.
 164         (Target_powerpc::Scan::global): Likewise.
 165
 166 2017-09-26  Cary Coutant  <ccoutant@gmail.com>
 167
 168         PR gold/22213
 169         * sparc.cc (Target_sparc): Fix incorrect register mask.
 170
 171 2017-09-22  Jim Wilson  <jim.wilson@linaro.org>
 172
 173         * aarch64.cc (Target_aarch64::aarch64_info): Set
 174         is_default_stack_executable to false.
 175
 176 2017-09-22  Alan Modra  <amodra@gmail.com>
 177
 178         * resolve.cc (clone): Fix got_offset_list test.
 179
 180 2017-09-22  Alan Modra  <amodra@gmail.com>
 181
 182         * powerpc.cc (Target_powerpc<64,*>::powerpc_info): Set
 183         is_default_stack_executable false.
 184
 185 2017-09-20  Teresa Johnson  <tejohnson@google.com>
 186
 187         * plugin.cc (is_visible_from_outside): Check for export dynamic symbol
 188         option and list.
 189         * testsuite/Makefile.am (plugin_test_12): New test.
 190         * testsuite/Makefile.in: Regenerate.
 191         * testsuite/export_dynamic_plugin.cc: New test source.
 192         * testsuite/plugin_test_12.sh: New test script.
 193
 194 2017-09-20  Alan Modra  <amodra@gmail.com>
 195
 196         * powerpc.cc (Target_powerpc::Branch_info::make_stub): Put
 197         stubs for ppc32 non-branch relocs in first stub table.
 198         (Target_powerpc::Relocate::relocate): Resolve similarly.
 199
 200 2017-09-19  Alan Modra  <amodra@gmail.com>
 201
 202         * options.h (stub-group-multi): Default to true.  Add
 203         --no-stub-group-multi.
 204
 205 2017-08-30  Alan Modra  <amodra@gmail.com>
 206
 207         * powerpc.cc (Target_powerpc::Relocate::relocate): Nop addis on
 208         TPREL16_HA, and convert insn on TPREL16_LO and TPREL16_LO_DS
 209         relocs to use r2/r13 when addis would add zero.
 210
 211 2017-08-29  Alan Modra  <amodra@gmail.com>
 212
 213         * options.h (tls_get_addr_optimize): New option.
 214         * symtab.h (Symbol::clear_in_reg, clone): New functions.
 215         (Sized_symbol::clone): New function.
 216         (Symbol_table::clone): New function.
 217         * resolve.cc (Symbol::clone, Sized_symbol::clone): New functions.
 218         * powerpc.cc (Target_powerpc::has_tls_get_addr_opt_,
 219         tls_get_addr_, tls_get_addr_opt_): New vars.
 220         (Target_powerpc::tls_get_addr_opt, tls_get_addr,
 221         is_tls_get_addr_opt, replace_tls_get_addr,
 222         set_has_tls_get_addr_opt, stk_linker): New functions.
 223         (Target_powerpc::Track_tls::maybe_skip_tls_get_addr_call): Add
 224         target param.  Update callers.  Compare symbols rather than names.
 225         (Target_powerpc::do_define_standard_symbols): Init tls_get_addr_
 226         and tls_get_addr_opt_.
 227         (Target_powerpc::Branch_info::mark_pltcall): Translate tls_get_addr
 228         sym to tls_get_addr_opt.
 229         (Target_powerpc::Branch_info::make_stub): Likewise.
 230         (Stub_table::define_stub_syms): Likewise.
 231         (Target_powerpc::Scan::global): Likewise.
 232         (Target_powerpc::Relocate::relocate): Likewise.
 233         (add_3_12_2, add_3_12_13, bctrl, beqlr, cmpdi_11_0, cmpwi_11_0,
 234         ld_11_1, ld_11_3, ld_12_3, lwz_11_3, lwz_12_3, mr_0_3, mr_3_0,
 235         mtlr_11, std_11_1): New constants.
 236         (Stub_table::eh_frame_added_): Delete.
 237         (Stub_table::tls_get_addr_opt_bctrl_, plt_fde_len_, plt_fde_): New vars.
 238         (Stub_table::init_plt_fde): New functions.
 239         (Stub_table::add_eh_frame, replace_eh_frame): Move definition out
 240         of line.  Init and use plt_fde_.
 241         (Stub_table::plt_call_size): Return size for tls_get_addr stub.
 242         Extract alignment code to..
 243         (Stub_table::plt_call_align): ..this new function.  Adjust all callers.
 244         (Stub_table::add_plt_call_entry): Set has_tls_get_addr_opt and
 245         tls_get_addr_opt_bctrl, and align after that.
 246         (Stub_table::do_write): Write out tls_get_addr stub.
 247         (Target_powerpc::do_finalize_sections): Emit DT_PPC_OPT
 248         PPC_OPT_TLS/PPC64_OPT_TLS bit.
 249         (Target_powerpc::Relocate::relocate): Don't check for or modify
 250         nop following bl for tls_get_addr stub.
 251
 252 2017-08-29  Alan Modra  <amodra@gmail.com>
 253
 254         * symtab.h (Symbol): Split u_ into u1_ and u2_.  Adjust accessors
 255         to suit.  Move plt_offset_ before got_offsets_.
 256         * symtab.cc (Symbol::init_fields): Adjust for union change.
 257         (Symbol::init_base_output_data): Likewise.
 258         (Symbol::init_base_output_segment): Likewise.
 259         (Symbol::allocate_base_common): Likewise.
 260         (Symbol::output_section): Likewise.
 261         (Symbol::set_output_section): Likewise.
 262         (Symbol::set_output_segment): Likewise.
 263         * resolve.cc (Symbol::override_base): Likewise.
 264         (Symbol::override_base_with_special): Likewise.
 265
 266 2017-08-28  Igor Kudrin  <ikudrin@accesssoftek.com>
 267
 268         * aarch64.cc (Target_aarch64::Relocate::relocate_tls):
 269         Make got_tlsdesc_offset signed and fix its calculation.
 270         * testsuite/Makefile.am (aarch64_tlsdesc): New test.
 271         * testsuite/Makefile.in: Regenerate.
 272         * testsuite/aarch64_tlsdesc.s: New test source file.
 273         * testsuite/aarch64_tlsdesc.sh: New test script.
 274         * testsuite/aarch64_tlsdesc.t: New test linker script.
 275
 276 2017-08-28  Alan Modra  <amodra@gmail.com>
 277
 278         PR 21847
 279         * powerpc.cc (Target_powerpc::is_elfv2_localentry0): Test
 280         non_zero_localentry.
 281         (Target_powerpc::resolve): New function.
 282         (powerpc_info): Set has_resolve for 64-bit.
 283         * target.h (Sized_target::resolve): Return bool.
 284         * resolve.cc (Symbol_table::resolve): Continue with normal
 285         processing when target resolve returns false.
 286         * symtab.h (Symbol::non_zero_localentry, set_non_zero_localentry):
 287         New accessors.
 288         (Symbol::non_zero_localentry_): New flag bit.
 289         * symtab.cc (Symbol::init_fields): Init non_zero_localentry_.
 290
 291 2017-08-08  Romain Geissler  <romain.geissler@gmail.com>
 292             Alan Modra  <amodra@gmail.com>
 293
 294         * configure.ac: Add --enable-default-hash-style option.
 295         * options.h (hash_style): Use DEFAULT_HASH_STYLE as default value.
 296         * configure: Regenerate.
 297         * config.in: Regenerate.
 298
 299 2017-08-03  James Clarke  <jrtc27@jrtc27.com>
 300
 301         * options.h (General_options): Set a non-NULL second help string
 302         argument for relax to allow --no-relax.
 303
 304 2017-08-01  Alan Modra  <amodra@gmail.com>
 305
 306         * ehframe.cc (Fde::operator==): New.
 307         (Cie::remove_fde, Eh_frame::remove_ehframe_for_plt): New.
 308         * ehframe.h (Fde::operator==): Declare.
 309         (Cie::remove_fde, Eh_frame::remove_ehframe_for_plt): Likewise.
 310         * layout.cc (Layout::remove_eh_frame_for_plt): New.
 311         * layout.h (Layout::remove_eh_frame_for_plt): Declare.
 312         * powerpc.cc (Target_powerpc::do_relax): Remove old eh_frame FDEs.
 313         (Stub_table::add_eh_frame): Delete eh_frame_added_ condition.
 314         Don't add eh_frame for empty stub section.
 315         (Stub_table::remove_eh_frame): New.
 316
 317 2017-07-31  Alan Modra  <amodra@gmail.com>
 318
 319         * options.h (no_tls_optimize): New powerpc option.
 320         * powerpc.cc (Target_powerpc::abiversion, set_abiversion): Formatting.
 321         (Target_powerpc::stk_toc): Formatting, fix comment.
 322         (Target_powerpc::Track_tls::tls_get_addr_state): Rename from
 323         tls_get_addr.
 324         (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
 325         Return TLSOPT_NONE when !tls_optimize.
 326         (Target_powerpc::add_global_pair_with_rel): Check
 327         for existing reloc before reserving.
 328         (Target_powerpc::add_local_tls_pair): Likewise.
 329
 330 2017-07-31  Alan Modra  <amodra@gmail.com>
 331
 332         PR 21847
 333         * powerpc.cc (Target_powerpc::scan_relocs): Warn on --plt-localentry
 334         without ld.so checks.
 335
 336 2017-07-29  Alan Modra  <amodra@gmail.com>
 337
 338         PR 21847
 339         * powerpc.cc (Target_powerpc::scan_relocs): Default to
 340         --no-plt-localentry.
 341
 342 2017-07-28  H.J. Lu  <hongjiu.lu@intel.com>
 343
 344         PR gold/21857
 345         * compressed_output.cc (Output_compressed_section::set_final_data_size):
 346         Call put_ch_reserved to clear the reserved field for 64-bit ELF.
 347
 348 2017-07-26  H.J. Lu  <hongjiu.lu@intel.com>
 349
 350         * mips.cc (Mips_relocate_functions): Add "llu" suffix to
 351         0x800080008000.
 352
 353 2017-07-23  Alan Modra  <amodra@gmail.com>
 354
 355         * powerpc.cc (glink_eh_frame_fde_64v2): Correct advance to
 356         restore of LR.
 357         (glink_eh_frame_fde_64v1): Advance to restore of LR at latest
 358         possible insn.
 359
 360 2017-07-18  Nick Clifton  <nickc@redhat.com>
 361
 362         PR 21775
 363         * aarch64.cc: Fix spelling typos.
 364         * arm.cc: Likewise.
 365         * layout.cc: Likewise.
 366         * powerpc.cc: Likewise.
 367         * x86_64.cc: Likewise.
 368
 369 2017-07-12  Alan Modra  <amodra@gmail.com>
 370
 371         * po/es.po: Update from translationproject.org/latest/gold/.
 372         * po/fi.po: Likewise.
 373         * po/fr.po: Likewise.
 374         * po/id.po: Likewise.
 375         * po/it.po: Likewise.
 376         * po/vi.po: Likewise.
 377         * po/zh_CN.po: Likewise.
 378         * po/ja.po: New file from translationproject.org.
 379         * po/sv.po: Likewise.
 380         * po/uk.po: Likewise.
 381
 382 2017-07-06  Han Shen  <shenhan@google.com>
 383
 384         PR gold/21491
 385         * aarch64.cc (Erratum_stub::invalidate_erratum_stub): New method.
 386         (Erratum_stub::is_invalidated_erratum_stub): New method.
 387         (Stub_table::relocate_reloc_stub): Renamed from "relocate_stub".
 388         (Stub_table::relocate_reloc_stubs): Renamed from "relocate_stubs".
 389         (Stub_table::relocate_erratum_stub): New method.
 390         (AArch64_relobj::fix_errata_and_relocate_erratum_stubs): Renamed from
 391         "fix_errata".
 392         (Target_aarch64::relocate_reloc_stub): Renamed from "relocate_stub".
 393
 394 2017-06-23  Alan Modra  <amodra@gmail.com>
 395
 396         * options.h (General_options): Add plt_localentry.
 397         * powerpc.cc (Target_powerpc::st_other): New function.
 398         (Target_powerpc::plt_localentry0_, plt_localentry0_init_,
 399         has_localentry0_): New vars.
 400         (Target_powerpc::plt_localentry0, set_has_localentry0,
 401         is_elfv2_localentry0): New functions.
 402         (Target_powerpc::Branch_info::mark_pltcall): Don't set tocsave or
 403         return true for localentry:0 calls.
 404         (Stub_table::Plt_stub_ent::localentry0_): New var.
 405         (Stub_table::add_plt_call_entry): Set localentry0_ and has_localentry0_.
 406         Don't set r2save_ for localentry:0 calls.
 407         (Output_data_glink::do_write): Save r2 in __glink_PLTresolve for elfv2.
 408         (Target_powerpc::scan_relocs): Default plt_localentry0_.
 409         (Target_powerpc::do_finalize_sections): Set DT_PPC64_OPT.
 410         (Target_powerpc::Relocate::relocate): Don't require nop following
 411         calls for localentry:0 plt calls, and don't change nop.
 412
 413 2017-06-23  Alan Modra  <amodra@gmail.com>
 414
 415         * powerpc.cc (Target_powerpc::tocsave_loc_): New var.
 416         (Target_powerpc::mark_pltcall, add_tocsave, tocsave_loc): New functions.
 417         (Target_powerpc::Branch_info::tocsave_): New var.
 418         (Target_powerpc::Branch_info::mark_pltcall): New function.
 419         (Target_powerpc::Branch_info::make_stub): Pass tocsave_ to
 420         add_plt_call_entry.
 421         (Stub_table::Plt_stub_ent): Make public.  Add r2save_.
 422         (Stub_table::add_plt_call_entry): Add bool tocsave_ param.  Set
 423         r2save_.
 424         (Stub_table::find_plt_call_entry): Return Plt_stub_ent*.  Adjust
 425         use throughout.
 426         (Stub_table::do_write): Conditionally output r2 save in plt stubs.
 427         (Target_powerpc::Scan::local): Handle R_PPC64_TOCSAVE.
 428         (Target_powerpc::Scan::global): Likewise.
 429         (Target_powerpc::Relocate::relocate): Skip r2 save in plt call stub
 430         with tocsave reloc.  Replace header tocsave nop with r2 save.
 431         * symtab.h (struct Symbol_location_hash): Make public.
 432
 433 2017-06-21  Alan Modra  <amodra@gmail.com>
 434
 435         * powerpc.cc (Plt_stub_key): Rename from Plt_stub_ent.  Remove indx_.
 436         (Plt_stub_key_hash): Rename from Plt_stub_ent_hash.
 437         (struct Plt_stub_ent): New.
 438         (Plt_stub_entries): Map from Plt_stub_key to Plt_stub_ent.  Adjust
 439         use throughout file.
 440
 441 2017-06-20  Eric Christopher  <echristo@gmail.com>
 442
 443         * aarch64.cc (scan_reloc_for_stub): Use plt_address_for_global to
 444         calculate the symbol value.
 445         (scan_reloc_section_for_stubs): Allow stubs to be created for
 446         section symbols.
 447         (maybe_apply_stub): Handle creating stubs for weak symbols to
 448         match the code in scan_reloc_for_stub.
 449
 450 2017-06-20  James Clarke  <jrtc27@jrtc27.com>
 451
 452         * powerpc.cc (Stub_table::define_stub_syms): Always include object's
 453         uniq_ value.
 454
 455 2017-06-15  Eric Christopher  <echristo@gmail.com>
 456
 457         * aarch64.cc: Fix a few typos and grammar-os.
 458
 459 2017-06-15  Jiong Wang  <jiong.wang@arm.com>
 460
 461         * aarch64.cc (Insn_utilities::is_mrs_tpidr_el0): New method.
 462         (AArch64_relobj<size, big_endian>::try_fix_erratum_843419_optimized):
 463         Return ture for some TLS relaxed sequences.
 464
 465 2017-06-07  Eric Christopher  <echristo@gmail.com>
 466
 467         * aarch64.cc (maybe_apply_stub): Add debug logging for looking
 468         up stubs to undefined symbols and early return rather than
 469         fail to look them up.
 470         (scan_reloc_for_stub): Add debug logging for no stub creation
 471         for undefined symbols.
 472
 473 2017-05-23  Alan Modra  <amodra@gmail.com>
 474
 475         PR 21503
 476         * options.h: Add --emit-stub-syms option.
 477         * powerpc.cc (object_id): New.
 478         (Powerpc_relobj): Add uniq_ and accessor.  Sort variables for
 479         better packing.
 480         (Powerpc_dynobj): Sort variables for better packing.
 481         (Target_powerpc::define_local): New function.
 482         (Target_powerpc::group_sections): Pass stub table size to
 483         Stub_table constructor.
 484         (Target_powerpc::do_relax): Define stub and glink symbols.
 485         (Stub_table): Add uniq_ variable, and id param to constructor.
 486         (Stub_table::Plt_stub_ent): Add indx_ variable.
 487         (Stub_table::Branch_stub_entries): Move typedef earlier.
 488         (Stub_table::branch_stub_size): Replace "to" parameter with a
 489         Branch_stub_entries iterator.
 490         (Stub_table::add_long_branch_entry): Adjust to suit.
 491         (Stub_table::add_plt_call_entry): Set indx_.
 492         (Stub_table::define_stub_syms): New function.
 493
 494 2017-05-15  Eric Christopher <echristo@gmail.com>
 495
 496         * layout.cc (Layout::segment_precedes): Add a case for testing
 497         pointer equality when determining which segment precedes
 498         another.
 499
 500 2017-05-13  James Clarke  <jrtc27@jrtc27.com>
 501
 502         PR gold/21444
 503         * gold.cc (Target_sparc::Relocate::relocate_tls): Local
 504         variables are final for position-independent executables. This
 505         has to be consistent with Target_sparc::Scan::local otherwise
 506         they will disagree as to whether local-exec is used.
 507
 508 2017-05-12  Igor Kudrin  <ikudrin@accesssoftek.com>
 509
 510         PR gold/21430
 511         * aarch64.cc
 512         (AArch64_relobj::convert_input_section_to_relaxed_section):
 513         Set the section offset to -1ULL.
 514         (Target_aarch64::relocate_section): Adjust the view in case
 515         of a relaxed input section.
 516         * testsuite/Makefile.am (pr21430): New test.
 517         * testsuite/Makefile.in: Regenerate
 518         * testsuite/pr21430.s: New test source file.
 519         * testsuite/pr21430.sh: New test script.
 520
 521 2017-04-27  Alan Modra  <amodra@gmail.com>
 522
 523         * testsuite/plugin_section_order.c (onload): Add missing break.
 524
 525 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 526
 527         * mips.cc (Mips_got_entry::hash()): Shift addend to reduce
 528         possibility of collisions.
 529         (Mips_got_entry::equals): Fix case for GOT_TLS_LDM
 530         entries.
 531
 532 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 533
 534         * mips.cc (Mips_relobj::merge_processor_specific_data_): New data
 535         member.
 536         (Mips_relobj::merge_processor_specific_data): New method.
 537         (Mips_relobj::do_read_symbols): Set merge_processor_specific_data_
 538         to false, only if the input file is a binary or if object has no
 539         contents except the section name string table and an empty symbol
 540         table with the undefined symbol.
 541         (Target_mips::do_finalize_sections): Refactor.  Skip empty object files
 542         for merging processor-specific data.
 543
 544 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 545
 546         * mips.cc (Target_mips::Relocate::calculated_value_): New data
 547         member.
 548         (Target_mips::Relocate::calculate_only_): Likewise.
 549         (Target_mips::Relocate::relocate): Handle multiple consecutive
 550         relocations with the same offset.
 551
 552 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 553
 554         * mips.cc (Target_mips::Relocate::relocate): Remove redundant
 555         checks for relocatable link.
 556         (Mips_relocate_functions::reljalr): Likewise.
 557
 558 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 559
 560         * mips.cc (class Mips_output_section_options): New class.
 561         (Target_mips::do_make_output_section): New method.
 562
 563 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 564
 565         * mips.cc (Mips_relocate_functions::rel26): Don't print relocation
 566         overflow error message.
 567         (Target_mips::relocate_special_relocatable): Improve relocation
 568         overflow error message.
 569         (Target_mips::Relocate::relocate): Likewise.
 570
 571 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 572
 573         * mips.cc (symbol_refs_local): Return false if a symbol
 574         is from a dynamic object.
 575         (Target_mips::got_section): Make _GLOBAL_OFFSET_TABLE_ STV_HIDDEN.
 576         (Target_mips::set_gp): Refactor.  Make _gp STT_NOTYPE and
 577         STB_LOCAL.
 578         (Target_mips::do_finalize_sections): Set _gp after all the checks
 579         for creating .got are done.
 580         (Target_mips::Scan::global): Remove unused code.
 581
 582 2017-02-22  Alan Modra  <amodra@gmail.com>
 583
 584         * powerpc.cc (Target_powerpc::make_iplt_section): Check that
 585         output_section exists before attempting add_output_section_data.
 586         (Target_powerpc::make_brlt_section): Likewise.
 587
 588 2017-02-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 589
 590         * mips.cc (Target_mips::Scan::get_reference_flags): Remove
 591         gold_unreachable from default case.
 592
 593 2017-02-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 594
 595         PR gold/21111
 596         * mips.cc (Mips_relocate_functions::relhigher): New method.
 597         (Mips_relocate_functions::relhighest): Likewise.
 598         (mips_get_size_for_reloc): Add support for relocs: R_MIPS_HIGHER and
 599         R_MIPS_HIGHEST.
 600         (Target_mips::Scan::local): Add support for relocs: R_MIPS_HIGHER,
 601         R_MIPS_HIGHEST, R_MICROMIPS_HIGHER and R_MICROMIPS_HIGHEST.
 602         (Target_mips::Scan::global): Likewise.
 603         (Target_mips::Scan::get_reference_flags): Likewise.
 604         (Target_mips::Relocate::relocate): Call static methods for resolving
 605         HIGHER and HIGHEST relocations.
 606
 607 2017-02-03  Rahul Chaudhry  <rahulchaudhry@google.com>
 608
 609         * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
 610         Return true even when building pie binaries.
 611         (Target_x86_64::possible_function_pointer_reloc): Check opcode
 612         for R_X86_64_PC32 relocations.
 613         (Target_x86_64::local_reloc_may_be_function_pointer): Pass
 614         extra arguments to local_reloc_may_be_function_pointer.
 615         (Target_x86_64::global_reloc_may_be_function_pointer): Likewise.
 616         * gc.h (gc_process_relocs): Add check for STT_FUNC.
 617         * testsuite/Makefile.am (icf_safe_pie_test): New test case.
 618         * testsuite/Makefile.in: Regenerate.
 619         * testsuite/icf_safe_pie_test.sh: New shell script.
 620
 621 2017-02-03  Alan Modra  <amodra@gmail.com>
 622
 623         * powerpc.cc (Powerpc_relobj::make_toc_relative): Don't crash
 624         when no .toc section exists.
 625
 626 2017-01-31  Cary Coutant  <ccoutant@gmail.com>
 627
 628         PR gold/21090
 629         * x86_64.cc (Target_x86_64::can_convert_mov_to_lea): Add check
 630         for predefined symbol.
 631         (Target_x86_64::Relocate::relocate): Fix formatting.
 632
 633 2017-01-23  Rahul Chaudhry  <rahulchaudhry@google.com>
 634
 635         * testsuite/icf_safe_so_test.sh: Use "set -e".
 636         * testsuite/icf_safe_test.sh: Likewise.
 637         * testsuite/icf_test.sh: Likewise.
 638
 639 2017-01-23  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 640
 641         * mips.cc (Mips_output_data_plt::rel_plt): Remove const from return
 642         type.
 643         (Target_mips::make_plt_entry): Make the sh_info field of .rel.plt
 644         point to .plt.
 645
 646 2017-01-23  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 647
 648         PR gold/21054
 649         * mips.cc (Mips_got_info::record_global_got_symbol): Don't add symbol
 650         to the dynamic symbol table if it is forced to local visibility.
 651         (Target_mips::do_finalize_sections): Don't add __RLD_MAP symbol to the
 652         dynamic symbol table if it is forced to local visibility.
 653
 654 2017-01-20  Nick Clifton  <nickc@redhat.com>
 655
 656         * aarch64.cc (Stub_template_repertoire): Change ST_E_835769_INSNS
 657         from a pointer to an array.
 658
 659 2017-01-13  H.J. Lu  <hongjiu.lu@intel.com>
 660
 661         PR gold/21040
 662         * powerpc.cc (Powerpc_relobj<size, big_endian>::make_toc_relative):
 663         Cast 0x80008000 to uint64_t.
 664
 665 2017-01-12  Cary Coutant  <ccoutant@gmail.com>
 666
 667         * object.cc (Sized_relobj_file): Fix byte counts for calls to memmem.
 668
 669 2017-01-11  Cary Coutant  <ccoutant@gmail.com>
 670
 671         PR gold/21040
 672         * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
 673         Remove unnecessary 'typename' keyword.
 674         (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
 675         (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
 676         (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
 677         (Output_data_plt_x86_64_bnd::do_write): Likewise.
 678
 679 2017-01-11  Cary Coutant  <ccoutant@gmail.com>
 680
 681         PR gold/21040
 682         * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
 683         Remove unnecessary 'typename' keyword.
 684         (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
 685         (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
 686         (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
 687         * testsuite/copy_test_relro_1.cc (p, b, c, q): Add separate extern
 688         declarations.
 689
 690 2017-01-11  Cary Coutant  <ccoutant@gmail.com>
 691
 692         PR gold/21039
 693         * testsuite/script_test_13.sh: Adjust patterns to work for i386.
 694         * testsuite/script_test_15a.sh: Likewise.
 695         * testsuite/script_test_15b.sh: Likewise.
 696         * testsuite/script_test_15c.sh: Likewise.
 697
 698 2017-01-11  Alan Modra  <amodra@gmail.com>
 699
 700         * powerpc.cc (class Powerpc_copy_relocs): New.
 701         (Powerpc_copy_relocs::emit): New function.
 702         (Powerpc_relobj::relatoc_, toc_, no_toc_opt_): New variables.
 703         (Powerpc_relobj::toc_shndx, set_no_toc_opt, no_toc_opt): New inlines.
 704         (Powerpc_relobj::do_relocate_sections): New function.
 705         (Powerpc_relobj::make_toc_relative): Likewise.
 706         (Powerpc_relobj::do_find_special_sections): Stash away .rela.toc
 707         and .toc too.
 708         (ok_lo_toc_insn): Move earlier, and handle more insns.
 709         (Target_powerpc::Scan::local): If optimizing toc accesses, set
 710         no_toc_opt for entries we can't edit.  Check insn validity.
 711         Emit "toc optimization is not supported" warning, downgraded
 712         from error.
 713         (Target_powerpc::Scan::global): Likewise.
 714         (Target_powerpc::Relocate::relocate): Edit TOC indirect code
 715         to TOC relative.  Don't emit "toc optimization is not supported"
 716         error here.
 717
 718 2017-01-10  Cary Coutant  <ccoutant@gmail.com>
 719
 720         * aarch64.cc (AArch64_relobj::do_relocate_sections): Call
 721         Sized_relobj_file::relocate_section_range().
 722         * arm.cc (Arm_relobj::do_relocate_sections): Likewise.
 723         * object.h (Sized_relobj_file::relocate_section_range): New method.
 724         * reloc.cc (Sized_relobj_file::do_relocate_sections): Move
 725         implementation...
 726         (Sized_relobj_file::relocate_section_range): ...to new method.
 727
 728 2017-01-10  Alan Modra  <amodra@gmail.com>
 729
 730         * testsuite/ver_test_8.sh: Accept .TOC. in lieu of
 731         _GLOBAL_OFFSET_TABLE_.  Allow zero count.
 732         * testsuite/copy_test_relro_1.cc (c, q): New vars.
 733         * testsuite/copy_test_relro.cc: Rewrite to test read-only
 734         status of variables directly.  Reference new vars in
 735         read-only data.
 736
 737 2017-01-10  Alan Modra  <amodra@gmail.com>
 738
 739         * options.h: Add --secure-plt option.
 740         * powerpc.cc (Target_powerpc::Scan::local): Detect and error
 741         on -fPIC -mbss-plt code.
 742         (Target_powerpc::Scan::global): Likewise.
 743
 744 2017-01-09  Alan Modra  <amodra@gmail.com>
 745
 746         * powerpc.cc (Target_powerpc::make_plt_section): Point sh_info of
 747         ".rela.plt" at ".plt".
 748
 749 2017-01-07  Alan Modra  <amodra@gmail.com>
 750
 751         * powerpc.cc: Use shorter equivalent elfcpp typedef for
 752         Reltype and reloc_size throughout.
 753         (Target_powerpc::symval_for_branch): Exclude dynamic symbols.
 754         (Target_powerpc::Scan::local): Use local var r_sym.
 755         (Target_powerpc::Scan::global: Likewise.
 756         (Target_powerpc::Relocate::relocate): Delete shadowing r_sym.
 757
 758 2017-01-02  Alan Modra  <amodra@gmail.com>
 759
 760         Update year range in copyright notice of all files.
 761
 762 For older changes see ChangeLog-2016
 763 \f
 764 Copyright (C) 2017 Free Software Foundation, Inc.
 765
 766 Copying and distribution of this file, with or without modification,
 767 are permitted in any medium without royalty provided the copyright
 768 notice and this notice are preserved.
 769
 770 Local Variables:
 771 mode: change-log
 772 left-margin: 8
 773 fill-column: 74
 774 version-control: never
 775 End: