Subversion Repositories openrisc_2011-10-31

/* Definitions of target machine for GCC,

   for x86-64/ELF NetBSD systems.

   Copyright (C) 2002, 2004, 2007 Free Software Foundation, Inc.

   Contributed by Wasabi Systems, Inc.

This file is part of GCC.

GCC is free software; you can redistribute it and/or modify

it under the terms of the GNU General Public License as published by

the Free Software Foundation; either version 3, or (at your option)

any later version.

GCC is distributed in the hope that it will be useful,

but WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

GNU General Public License for more details.

You should have received a copy of the GNU General Public License

along with GCC; see the file COPYING3.  If not see

<http://www.gnu.org/licenses/>.  */

#define TARGET_OS_CPP_BUILTINS()                \

  do                                            \

    {                                           \

      NETBSD_OS_CPP_BUILTINS_ELF();             \

    }                                           \

  while (0)

/* Extra specs needed for NetBSD/x86-64 ELF.  */

#undef SUBTARGET_EXTRA_SPECS

#define SUBTARGET_EXTRA_SPECS                   \

  { "netbsd_cpp_spec", NETBSD_CPP_SPEC },       \

  { "netbsd_link_spec", NETBSD_LINK_SPEC_ELF }, \

  { "netbsd_entry_point", NETBSD_ENTRY_POINT },

/* Provide a LINK_SPEC appropriate for a NetBSD/x86-64 ELF target.  */

#undef LINK_SPEC

#define LINK_SPEC \

  "%{m32:-m elf_i386} \

   %{m64:-m elf_x86_64} \

   %(netbsd_link_spec)"

#define NETBSD_ENTRY_POINT "_start"

/* Provide a CPP_SPEC appropriate for NetBSD.  */

#undef CPP_SPEC

#define CPP_SPEC "%(netbsd_cpp_spec)"

/* Output assembler code to FILE to call the profiler.  */

#undef FUNCTION_PROFILER

#define FUNCTION_PROFILER(FILE, LABELNO)                                \

{                                                                       \

  if (TARGET_64BIT && flag_pic)                                         \

    fprintf (FILE, "\tcall *__mcount@PLT\n");                           \

  else if (flag_pic)                                                    \

    fprintf (FILE, "\tcall *__mcount@PLT\n");                           \

  else                                                                  \

    fprintf (FILE, "\tcall __mcount\n");                                \

}

/* Attempt to enable execute permissions on the stack.  */

#define ENABLE_EXECUTE_STACK NETBSD_ENABLE_EXECUTE_STACK

#define TARGET_VERSION fprintf (stderr, " (NetBSD/x86_64 ELF)");