gold/ChangeLog

   1 2017-07-26  H.J. Lu  <hongjiu.lu@intel.com>
   2
   3         * mips.cc (Mips_relocate_functions): Add "llu" suffix to
   4         0x800080008000.
   5
   6 2017-07-23  Alan Modra  <amodra@gmail.com>
   7
   8         * powerpc.cc (glink_eh_frame_fde_64v2): Correct advance to
   9         restore of LR.
  10         (glink_eh_frame_fde_64v1): Advance to restore of LR at latest
  11         possible insn.
  12
  13 2017-07-18  Nick Clifton  <nickc@redhat.com>
  14
  15         PR 21775
  16         * aarch64.cc: Fix spelling typos.
  17         * arm.cc: Likewise.
  18         * layout.cc: Likewise.
  19         * powerpc.cc: Likewise.
  20         * x86_64.cc: Likewise.
  21
  22 2017-07-12  Alan Modra  <amodra@gmail.com>
  23
  24         * po/es.po: Update from translationproject.org/latest/gold/.
  25         * po/fi.po: Likewise.
  26         * po/fr.po: Likewise.
  27         * po/id.po: Likewise.
  28         * po/it.po: Likewise.
  29         * po/vi.po: Likewise.
  30         * po/zh_CN.po: Likewise.
  31         * po/ja.po: New file from translationproject.org.
  32         * po/sv.po: Likewise.
  33         * po/uk.po: Likewise.
  34
  35 2017-07-06  Han Shen  <shenhan@google.com>
  36
  37         PR gold/21491
  38         * aarch64.cc (Erratum_stub::invalidate_erratum_stub): New method.
  39         (Erratum_stub::is_invalidated_erratum_stub): New method.
  40         (Stub_table::relocate_reloc_stub): Renamed from "relocate_stub".
  41         (Stub_table::relocate_reloc_stubs): Renamed from "relocate_stubs".
  42         (Stub_table::relocate_erratum_stub): New method.
  43         (AArch64_relobj::fix_errata_and_relocate_erratum_stubs): Renamed from
  44         "fix_errata".
  45         (Target_aarch64::relocate_reloc_stub): Renamed from "relocate_stub".
  46
  47 2017-06-23  Alan Modra  <amodra@gmail.com>
  48
  49         * options.h (General_options): Add plt_localentry.
  50         * powerpc.cc (Target_powerpc::st_other): New function.
  51         (Target_powerpc::plt_localentry0_, plt_localentry0_init_,
  52         has_localentry0_): New vars.
  53         (Target_powerpc::plt_localentry0, set_has_localentry0,
  54         is_elfv2_localentry0): New functions.
  55         (Target_powerpc::Branch_info::mark_pltcall): Don't set tocsave or
  56         return true for localentry:0 calls.
  57         (Stub_table::Plt_stub_ent::localentry0_): New var.
  58         (Stub_table::add_plt_call_entry): Set localentry0_ and has_localentry0_.
  59         Don't set r2save_ for localentry:0 calls.
  60         (Output_data_glink::do_write): Save r2 in __glink_PLTresolve for elfv2.
  61         (Target_powerpc::scan_relocs): Default plt_localentry0_.
  62         (Target_powerpc::do_finalize_sections): Set DT_PPC64_OPT.
  63         (Target_powerpc::Relocate::relocate): Don't require nop following
  64         calls for localentry:0 plt calls, and don't change nop.
  65
  66 2017-06-23  Alan Modra  <amodra@gmail.com>
  67
  68         * powerpc.cc (Target_powerpc::tocsave_loc_): New var.
  69         (Target_powerpc::mark_pltcall, add_tocsave, tocsave_loc): New functions.
  70         (Target_powerpc::Branch_info::tocsave_): New var.
  71         (Target_powerpc::Branch_info::mark_pltcall): New function.
  72         (Target_powerpc::Branch_info::make_stub): Pass tocsave_ to
  73         add_plt_call_entry.
  74         (Stub_table::Plt_stub_ent): Make public.  Add r2save_.
  75         (Stub_table::add_plt_call_entry): Add bool tocsave_ param.  Set
  76         r2save_.
  77         (Stub_table::find_plt_call_entry): Return Plt_stub_ent*.  Adjust
  78         use throughout.
  79         (Stub_table::do_write): Conditionally output r2 save in plt stubs.
  80         (Target_powerpc::Scan::local): Handle R_PPC64_TOCSAVE.
  81         (Target_powerpc::Scan::global): Likewise.
  82         (Target_powerpc::Relocate::relocate): Skip r2 save in plt call stub
  83         with tocsave reloc.  Replace header tocsave nop with r2 save.
  84         * symtab.h (struct Symbol_location_hash): Make public.
  85
  86 2017-06-21  Alan Modra  <amodra@gmail.com>
  87
  88         * powerpc.cc (Plt_stub_key): Rename from Plt_stub_ent.  Remove indx_.
  89         (Plt_stub_key_hash): Rename from Plt_stub_ent_hash.
  90         (struct Plt_stub_ent): New.
  91         (Plt_stub_entries): Map from Plt_stub_key to Plt_stub_ent.  Adjust
  92         use throughout file.
  93
  94 2017-06-20  Eric Christopher  <echristo@gmail.com>
  95
  96         * aarch64.cc (scan_reloc_for_stub): Use plt_address_for_global to
  97         calculate the symbol value.
  98         (scan_reloc_section_for_stubs): Allow stubs to be created for
  99         section symbols.
 100         (maybe_apply_stub): Handle creating stubs for weak symbols to
 101         match the code in scan_reloc_for_stub.
 102
 103 2017-06-20  James Clarke  <jrtc27@jrtc27.com>
 104
 105         * powerpc.cc (Stub_table::define_stub_syms): Always include object's
 106         uniq_ value.
 107
 108 2017-06-15  Eric Christopher  <echristo@gmail.com>
 109
 110         * aarch64.cc: Fix a few typos and grammar-os.
 111
 112 2017-06-15  Jiong Wang  <jiong.wang@arm.com>
 113
 114         * aarch64.cc (Insn_utilities::is_mrs_tpidr_el0): New method.
 115         (AArch64_relobj<size, big_endian>::try_fix_erratum_843419_optimized):
 116         Return ture for some TLS relaxed sequences.
 117
 118 2017-06-07  Eric Christopher  <echristo@gmail.com>
 119
 120         * aarch64.cc (maybe_apply_stub): Add debug logging for looking
 121         up stubs to undefined symbols and early return rather than
 122         fail to look them up.
 123         (scan_reloc_for_stub): Add debug logging for no stub creation
 124         for undefined symbols.
 125
 126 2017-05-23  Alan Modra  <amodra@gmail.com>
 127
 128         PR 21503
 129         * options.h: Add --emit-stub-syms option.
 130         * powerpc.cc (object_id): New.
 131         (Powerpc_relobj): Add uniq_ and accessor.  Sort variables for
 132         better packing.
 133         (Powerpc_dynobj): Sort variables for better packing.
 134         (Target_powerpc::define_local): New function.
 135         (Target_powerpc::group_sections): Pass stub table size to
 136         Stub_table constructor.
 137         (Target_powerpc::do_relax): Define stub and glink symbols.
 138         (Stub_table): Add uniq_ variable, and id param to constructor.
 139         (Stub_table::Plt_stub_ent): Add indx_ variable.
 140         (Stub_table::Branch_stub_entries): Move typedef earlier.
 141         (Stub_table::branch_stub_size): Replace "to" parameter with a
 142         Branch_stub_entries iterator.
 143         (Stub_table::add_long_branch_entry): Adjust to suit.
 144         (Stub_table::add_plt_call_entry): Set indx_.
 145         (Stub_table::define_stub_syms): New function.
 146
 147 2017-05-15  Eric Christopher <echristo@gmail.com>
 148
 149         * layout.cc (Layout::segment_precedes): Add a case for testing
 150         pointer equality when determining which segment precedes
 151         another.
 152
 153 2017-05-13  James Clarke  <jrtc27@jrtc27.com>
 154
 155         PR gold/21444
 156         * gold.cc (Target_sparc::Relocate::relocate_tls): Local
 157         variables are final for position-independent executables. This
 158         has to be consistent with Target_sparc::Scan::local otherwise
 159         they will disagree as to whether local-exec is used.
 160
 161 2017-05-12  Igor Kudrin  <ikudrin@accesssoftek.com>
 162
 163         PR gold/21430
 164         * aarch64.cc
 165         (AArch64_relobj::convert_input_section_to_relaxed_section):
 166         Set the section offset to -1ULL.
 167         (Target_aarch64::relocate_section): Adjust the view in case
 168         of a relaxed input section.
 169         * testsuite/Makefile.am (pr21430): New test.
 170         * testsuite/Makefile.in: Regenerate
 171         * testsuite/pr21430.s: New test source file.
 172         * testsuite/pr21430.sh: New test script.
 173
 174 2017-04-27  Alan Modra  <amodra@gmail.com>
 175
 176         * testsuite/plugin_section_order.c (onload): Add missing break.
 177
 178 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 179
 180         * mips.cc (Mips_got_entry::hash()): Shift addend to reduce
 181         possibility of collisions.
 182         (Mips_got_entry::equals): Fix case for GOT_TLS_LDM
 183         entries.
 184
 185 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 186
 187         * mips.cc (Mips_relobj::merge_processor_specific_data_): New data
 188         member.
 189         (Mips_relobj::merge_processor_specific_data): New method.
 190         (Mips_relobj::do_read_symbols): Set merge_processor_specific_data_
 191         to false, only if the input file is a binary or if object has no
 192         contents except the section name string table and an empty symbol
 193         table with the undefined symbol.
 194         (Target_mips::do_finalize_sections): Refactor.  Skip empty object files
 195         for merging processor-specific data.
 196
 197 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 198
 199         * mips.cc (Target_mips::Relocate::calculated_value_): New data
 200         member.
 201         (Target_mips::Relocate::calculate_only_): Likewise.
 202         (Target_mips::Relocate::relocate): Handle multiple consecutive
 203         relocations with the same offset.
 204
 205 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 206
 207         * mips.cc (Target_mips::Relocate::relocate): Remove redundant
 208         checks for relocatable link.
 209         (Mips_relocate_functions::reljalr): Likewise.
 210
 211 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 212
 213         * mips.cc (class Mips_output_section_options): New class.
 214         (Target_mips::do_make_output_section): New method.
 215
 216 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 217
 218         * mips.cc (Mips_relocate_functions::rel26): Don't print relocation
 219         overflow error message.
 220         (Target_mips::relocate_special_relocatable): Improve relocation
 221         overflow error message.
 222         (Target_mips::Relocate::relocate): Likewise.
 223
 224 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 225
 226         * mips.cc (symbol_refs_local): Return false if a symbol
 227         is from a dynamic object.
 228         (Target_mips::got_section): Make _GLOBAL_OFFSET_TABLE_ STV_HIDDEN.
 229         (Target_mips::set_gp): Refactor.  Make _gp STT_NOTYPE and
 230         STB_LOCAL.
 231         (Target_mips::do_finalize_sections): Set _gp after all the checks
 232         for creating .got are done.
 233         (Target_mips::Scan::global): Remove unused code.
 234
 235 2017-02-22  Alan Modra  <amodra@gmail.com>
 236
 237         * powerpc.cc (Target_powerpc::make_iplt_section): Check that
 238         output_section exists before attempting add_output_section_data.
 239         (Target_powerpc::make_brlt_section): Likewise.
 240
 241 2017-02-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 242
 243         * mips.cc (Target_mips::Scan::get_reference_flags): Remove
 244         gold_unreachable from default case.
 245
 246 2017-02-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 247
 248         PR gold/21111
 249         * mips.cc (Mips_relocate_functions::relhigher): New method.
 250         (Mips_relocate_functions::relhighest): Likewise.
 251         (mips_get_size_for_reloc): Add support for relocs: R_MIPS_HIGHER and
 252         R_MIPS_HIGHEST.
 253         (Target_mips::Scan::local): Add support for relocs: R_MIPS_HIGHER,
 254         R_MIPS_HIGHEST, R_MICROMIPS_HIGHER and R_MICROMIPS_HIGHEST.
 255         (Target_mips::Scan::global): Likewise.
 256         (Target_mips::Scan::get_reference_flags): Likewise.
 257         (Target_mips::Relocate::relocate): Call static methods for resolving
 258         HIGHER and HIGHEST relocations.
 259
 260 2017-02-03  Rahul Chaudhry  <rahulchaudhry@google.com>
 261
 262         * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
 263         Return true even when building pie binaries.
 264         (Target_x86_64::possible_function_pointer_reloc): Check opcode
 265         for R_X86_64_PC32 relocations.
 266         (Target_x86_64::local_reloc_may_be_function_pointer): Pass
 267         extra arguments to local_reloc_may_be_function_pointer.
 268         (Target_x86_64::global_reloc_may_be_function_pointer): Likewise.
 269         * gc.h (gc_process_relocs): Add check for STT_FUNC.
 270         * testsuite/Makefile.am (icf_safe_pie_test): New test case.
 271         * testsuite/Makefile.in: Regenerate.
 272         * testsuite/icf_safe_pie_test.sh: New shell script.
 273
 274 2017-02-03  Alan Modra  <amodra@gmail.com>
 275
 276         * powerpc.cc (Powerpc_relobj::make_toc_relative): Don't crash
 277         when no .toc section exists.
 278
 279 2017-01-31  Cary Coutant  <ccoutant@gmail.com>
 280
 281         PR gold/21090
 282         * x86_64.cc (Target_x86_64::can_convert_mov_to_lea): Add check
 283         for predefined symbol.
 284         (Target_x86_64::Relocate::relocate): Fix formatting.
 285
 286 2017-01-23  Rahul Chaudhry  <rahulchaudhry@google.com>
 287
 288         * testsuite/icf_safe_so_test.sh: Use "set -e".
 289         * testsuite/icf_safe_test.sh: Likewise.
 290         * testsuite/icf_test.sh: Likewise.
 291
 292 2017-01-23  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 293
 294         * mips.cc (Mips_output_data_plt::rel_plt): Remove const from return
 295         type.
 296         (Target_mips::make_plt_entry): Make the sh_info field of .rel.plt
 297         point to .plt.
 298
 299 2017-01-23  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 300
 301         PR gold/21054
 302         * mips.cc (Mips_got_info::record_global_got_symbol): Don't add symbol
 303         to the dynamic symbol table if it is forced to local visibility.
 304         (Target_mips::do_finalize_sections): Don't add __RLD_MAP symbol to the
 305         dynamic symbol table if it is forced to local visibility.
 306
 307 2017-01-20  Nick Clifton  <nickc@redhat.com>
 308
 309         * aarch64.cc (Stub_template_repertoire): Change ST_E_835769_INSNS
 310         from a pointer to an array.
 311
 312 2017-01-13  H.J. Lu  <hongjiu.lu@intel.com>
 313
 314         PR gold/21040
 315         * powerpc.cc (Powerpc_relobj<size, big_endian>::make_toc_relative):
 316         Cast 0x80008000 to uint64_t.
 317
 318 2017-01-12  Cary Coutant  <ccoutant@gmail.com>
 319
 320         * object.cc (Sized_relobj_file): Fix byte counts for calls to memmem.
 321
 322 2017-01-11  Cary Coutant  <ccoutant@gmail.com>
 323
 324         PR gold/21040
 325         * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
 326         Remove unnecessary 'typename' keyword.
 327         (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
 328         (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
 329         (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
 330         (Output_data_plt_x86_64_bnd::do_write): Likewise.
 331
 332 2017-01-11  Cary Coutant  <ccoutant@gmail.com>
 333
 334         PR gold/21040
 335         * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
 336         Remove unnecessary 'typename' keyword.
 337         (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
 338         (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
 339         (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
 340         * testsuite/copy_test_relro_1.cc (p, b, c, q): Add separate extern
 341         declarations.
 342
 343 2017-01-11  Cary Coutant  <ccoutant@gmail.com>
 344
 345         PR gold/21039
 346         * testsuite/script_test_13.sh: Adjust patterns to work for i386.
 347         * testsuite/script_test_15a.sh: Likewise.
 348         * testsuite/script_test_15b.sh: Likewise.
 349         * testsuite/script_test_15c.sh: Likewise.
 350
 351 2017-01-11  Alan Modra  <amodra@gmail.com>
 352
 353         * powerpc.cc (class Powerpc_copy_relocs): New.
 354         (Powerpc_copy_relocs::emit): New function.
 355         (Powerpc_relobj::relatoc_, toc_, no_toc_opt_): New variables.
 356         (Powerpc_relobj::toc_shndx, set_no_toc_opt, no_toc_opt): New inlines.
 357         (Powerpc_relobj::do_relocate_sections): New function.
 358         (Powerpc_relobj::make_toc_relative): Likewise.
 359         (Powerpc_relobj::do_find_special_sections): Stash away .rela.toc
 360         and .toc too.
 361         (ok_lo_toc_insn): Move earlier, and handle more insns.
 362         (Target_powerpc::Scan::local): If optimizing toc accesses, set
 363         no_toc_opt for entries we can't edit.  Check insn validity.
 364         Emit "toc optimization is not supported" warning, downgraded
 365         from error.
 366         (Target_powerpc::Scan::global): Likewise.
 367         (Target_powerpc::Relocate::relocate): Edit TOC indirect code
 368         to TOC relative.  Don't emit "toc optimization is not supported"
 369         error here.
 370
 371 2017-01-10  Cary Coutant  <ccoutant@gmail.com>
 372
 373         * aarch64.cc (AArch64_relobj::do_relocate_sections): Call
 374         Sized_relobj_file::relocate_section_range().
 375         * arm.cc (Arm_relobj::do_relocate_sections): Likewise.
 376         * object.h (Sized_relobj_file::relocate_section_range): New method.
 377         * reloc.cc (Sized_relobj_file::do_relocate_sections): Move
 378         implementation...
 379         (Sized_relobj_file::relocate_section_range): ...to new method.
 380
 381 2017-01-10  Alan Modra  <amodra@gmail.com>
 382
 383         * testsuite/ver_test_8.sh: Accept .TOC. in lieu of
 384         _GLOBAL_OFFSET_TABLE_.  Allow zero count.
 385         * testsuite/copy_test_relro_1.cc (c, q): New vars.
 386         * testsuite/copy_test_relro.cc: Rewrite to test read-only
 387         status of variables directly.  Reference new vars in
 388         read-only data.
 389
 390 2017-01-10  Alan Modra  <amodra@gmail.com>
 391
 392         * options.h: Add --secure-plt option.
 393         * powerpc.cc (Target_powerpc::Scan::local): Detect and error
 394         on -fPIC -mbss-plt code.
 395         (Target_powerpc::Scan::global): Likewise.
 396
 397 2017-01-09  Alan Modra  <amodra@gmail.com>
 398
 399         * powerpc.cc (Target_powerpc::make_plt_section): Point sh_info of
 400         ".rela.plt" at ".plt".
 401
 402 2017-01-07  Alan Modra  <amodra@gmail.com>
 403
 404         * powerpc.cc: Use shorter equivalent elfcpp typedef for
 405         Reltype and reloc_size throughout.
 406         (Target_powerpc::symval_for_branch): Exclude dynamic symbols.
 407         (Target_powerpc::Scan::local): Use local var r_sym.
 408         (Target_powerpc::Scan::global: Likewise.
 409         (Target_powerpc::Relocate::relocate): Delete shadowing r_sym.
 410
 411 2017-01-02  Alan Modra  <amodra@gmail.com>
 412
 413         Update year range in copyright notice of all files.
 414
 415 For older changes see ChangeLog-2016
 416 \f
 417 Copyright (C) 2017 Free Software Foundation, Inc.
 418
 419 Copying and distribution of this file, with or without modification,
 420 are permitted in any medium without royalty provided the copyright
 421 notice and this notice are preserved.
 422
 423 Local Variables:
 424 mode: change-log
 425 left-margin: 8
 426 fill-column: 74
 427 version-control: never
 428 End: