gcc/config/i386/netbsd64.h

   1 /* Definitions of target machine for GCC,
   2    for x86-64/ELF NetBSD systems.
   3    Copyright (C) 2002-2017 Free Software Foundation, Inc.
   4    Contributed by Wasabi Systems, Inc.
   5
   6 This file is part of GCC.
   7
   8 GCC is free software; you can redistribute it and/or modify
   9 it under the terms of the GNU General Public License as published by
  10 the Free Software Foundation; either version 3, or (at your option)
  11 any later version.
  12
  13 GCC is distributed in the hope that it will be useful,
  14 but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 GNU General Public License for more details.
  17
  18 You should have received a copy of the GNU General Public License
  19 along with GCC; see the file COPYING3.  If not see
  20 <http://www.gnu.org/licenses/>.  */
  21
  22 #define TARGET_OS_CPP_BUILTINS()                \
  23   do                                            \
  24     {                                           \
  25       NETBSD_OS_CPP_BUILTINS_ELF();             \
  26     }                                           \
  27   while (0)
  28
  29
  30 /* Extra specs needed for NetBSD/x86-64 ELF.  */
  31
  32 #undef SUBTARGET_EXTRA_SPECS
  33 #define SUBTARGET_EXTRA_SPECS                   \
  34   { "netbsd_cpp_spec", NETBSD_CPP_SPEC },       \
  35   { "netbsd_link_spec", NETBSD_LINK_SPEC_ELF }, \
  36   { "netbsd_entry_point", NETBSD_ENTRY_POINT },
  37
  38
  39 /* Provide a LINK_SPEC appropriate for a NetBSD/x86-64 ELF target.  */
  40
  41 #undef LINK_SPEC
  42 #define LINK_SPEC \
  43   "%{m32:-m elf_i386} \
  44    %{m64:-m elf_x86_64} \
  45    %(netbsd_link_spec)"
  46
  47 #define NETBSD_ENTRY_POINT "_start"
  48
  49
  50 /* Provide a CPP_SPEC appropriate for NetBSD.  */
  51
  52 #undef CPP_SPEC
  53 #define CPP_SPEC "%(netbsd_cpp_spec)"
  54
  55
  56 /* Output assembler code to FILE to call the profiler.  */
  57
  58 #undef FUNCTION_PROFILER
  59 #define FUNCTION_PROFILER(FILE, LABELNO)                                \
  60 {                                                                       \
  61   if (TARGET_64BIT && flag_pic)                                         \
  62     fprintf (FILE, "\tcall *__mcount@PLT\n");                           \
  63   else if (flag_pic)                                                    \
  64     fprintf (FILE, "\tcall *__mcount@PLT\n");                           \
  65   else                                                                  \
  66     fprintf (FILE, "\tcall __mcount\n");                                \
  67 }
  68
  69 #define HAVE_ENABLE_EXECUTE_STACK