1/*
2 * This file is part of FFmpeg.
3 *
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19/**
20 * @file libavutil/sh4/bswap.h
21 * byte swapping routines
22 */
23
24#ifndef AVUTIL_SH4_BSWAP_H
25#define AVUTIL_SH4_BSWAP_H
26
27#include <stdint.h>
28#include "config.h"
29#include "libavutil/common.h"
30
31#define bswap_16 bswap_16
32static av_always_inline av_const uint16_t bswap_16(uint16_t x)
33{
34    __asm__("swap.b %0,%0" : "+r"(x));
35    return x;
36}
37
38#define bswap_32 bswap_32
39static av_always_inline av_const uint32_t bswap_32(uint32_t x)
40{
41    __asm__("swap.b %0,%0\n"
42            "swap.w %0,%0\n"
43            "swap.b %0,%0\n"
44            : "+r"(x));
45    return x;
46}
47
48#endif /* AVUTIL_SH4_BSWAP_H */
49