1/* Definitions of target machine for GCC,
2   for x86-64/ELF NetBSD systems.
3   Copyright (C) 2002-2015 Free Software Foundation, Inc.
4   Contributed by Wasabi Systems, Inc.
5
6This file is part of GCC.
7
8GCC is free software; you can redistribute it and/or modify
9it under the terms of the GNU General Public License as published by
10the Free Software Foundation; either version 3, or (at your option)
11any later version.
12
13GCC is distributed in the hope that it will be useful,
14but WITHOUT ANY WARRANTY; without even the implied warranty of
15MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16GNU General Public License for more details.
17
18You should have received a copy of the GNU General Public License
19along 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
70
71#define IX86_MAYBE_NO_LIBGCC_TFMODE
72