gold/ChangeLog

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