gold/ChangeLog

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