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31 lines
1.1 KiB
C
31 lines
1.1 KiB
C
/*
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* Copyright (c) 2018, Alliance for Open Media. All rights reserved
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*
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* This source code is subject to the terms of the BSD 2 Clause License and
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* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
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* was not distributed with this source code in the LICENSE file, you can
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* obtain it at www.aomedia.org/license/software. If the Alliance for Open
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* Media Patent License 1.0 was not distributed with this source code in the
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* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
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*/
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#ifndef AOM_AOM_DSP_X86_CONVOLVE_COMMON_INTRIN_H_
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#define AOM_AOM_DSP_X86_CONVOLVE_COMMON_INTRIN_H_
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// Note:
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// This header file should be put below any x86 intrinsics head file
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static INLINE void add_store(CONV_BUF_TYPE *const dst, const __m128i *const res,
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const int do_average) {
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__m128i d;
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if (do_average) {
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d = _mm_load_si128((__m128i *)dst);
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d = _mm_add_epi32(d, *res);
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d = _mm_srai_epi32(d, 1);
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} else {
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d = *res;
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}
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_mm_store_si128((__m128i *)dst, d);
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}
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#endif // AOM_AOM_DSP_X86_CONVOLVE_COMMON_INTRIN_H_
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