gold/ChangeLog

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