1/* libunwind - a platform-independent unwind library
2   Copyright (C) 2012 Tommi Rantala <tt.rantala@gmail.com>
3
4Permission is hereby granted, free of charge, to any person obtaining
5a copy of this software and associated documentation files (the
6"Software"), to deal in the Software without restriction, including
7without limitation the rights to use, copy, modify, merge, publish,
8distribute, sublicense, and/or sell copies of the Software, and to
9permit persons to whom the Software is furnished to do so, subject to
10the following conditions:
11
12The above copyright notice and this permission notice shall be
13included in all copies or substantial portions of the Software.
14
15THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
19LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
20OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
21WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
22
23#ifndef FLUSH_CACHE_H
24#define FLUSH_CACHE_H
25
26#ifdef HAVE_CONFIG_H
27# include "config.h"
28#endif
29
30#ifdef HAVE__BUILTIN___CLEAR_CACHE
31#define flush_cache(ADDR, LEN) \
32  __builtin___clear_cache((ADDR), (ADDR) + (LEN))
33#else
34#include <stddef.h>
35extern void flush_cache (void *addr, size_t len);
36#endif
37
38#endif /* FLUSH_CACHE_H */
39