gold/ChangeLog

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