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48 lines
1.3 KiB
48 lines
1.3 KiB
/* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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/** |
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* @file libavutil/sh4/bswap.h |
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* byte swapping routines |
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*/ |
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#ifndef AVUTIL_SH4_BSWAP_H |
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#define AVUTIL_SH4_BSWAP_H |
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#include <stdint.h> |
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#include "config.h" |
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#include "libavutil/attributes.h" |
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#define bswap_16 bswap_16 |
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static av_always_inline av_const uint16_t bswap_16(uint16_t x) |
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{ |
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__asm__("swap.b %0,%0" : "+r"(x)); |
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return x; |
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} |
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#define bswap_32 bswap_32 |
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static av_always_inline av_const uint32_t bswap_32(uint32_t x) |
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{ |
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__asm__("swap.b %0,%0\n" |
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"swap.w %0,%0\n" |
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"swap.b %0,%0\n" |
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: "+r"(x)); |
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return x; |
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} |
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#endif /* AVUTIL_SH4_BSWAP_H */
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