gold/ChangeLog

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