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/*
* Copyright (C) 2007 Marc Hoffman
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file libavutil/bfin/bswap.h
* byte swapping routines
*/
#ifndef AVUTIL_BFIN_BSWAP_H
#define AVUTIL_BFIN_BSWAP_H
#include <stdint.h>
#include "config.h"
#include "libavutil/attributes.h"
#define bswap_32 bswap_32
static av_always_inline av_const uint32_t bswap_32(uint32_t x)
{
unsigned tmp;
__asm__("%1 = %0 >> 8 (V); \n\t"
"%0 = %0 << 8 (V); \n\t"
"%0 = %0 | %1; \n\t"
"%0 = PACK(%0.L, %0.H); \n\t"
: "+d"(x), "=&d"(tmp));
return x;
}
#endif /* AVUTIL_BFIN_BSWAP_H */
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