gold/ChangeLog

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