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70c6b904be
Should make strict compilers happy. Also, make AV_COPY128 use integer operations while at it. Removing the inclusion of immintrin.h ensures a lot less intrinsic related headers are included as well, which fixes a clash of defines with some Clang versions. Reviewed-by: Martin Storsjö <martin@martin.st> Signed-off-by: James Almer <jamrial@gmail.com>
50 lines
1.5 KiB
C
50 lines
1.5 KiB
C
/*
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* Copyright (c) 2010 Alexander Strange <astrange@ithinksw.com>
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*
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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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#ifndef AVUTIL_X86_INTREADWRITE_H
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#define AVUTIL_X86_INTREADWRITE_H
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#include <stdint.h>
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#include "config.h"
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#if HAVE_INTRINSICS_SSE2 && defined(__SSE2__)
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#include <emmintrin.h>
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#endif
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#include "libavutil/attributes.h"
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#if HAVE_INTRINSICS_SSE2 && defined(__SSE2__)
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#define AV_COPY128 AV_COPY128
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static av_always_inline void AV_COPY128(void *d, const void *s)
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{
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__m128i tmp = _mm_load_si128((const __m128i *)s);
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_mm_store_si128((__m128i *)d, tmp);
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}
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#define AV_ZERO128 AV_ZERO128
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static av_always_inline void AV_ZERO128(void *d)
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{
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__m128i zero = _mm_setzero_si128();
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_mm_store_si128((__m128i *)d, zero);
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}
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#endif /* HAVE_INTRINSICS_SSE2 && defined(__SSE2__) */
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#endif /* AVUTIL_X86_INTREADWRITE_H */
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