gold/ChangeLog

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