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/*
* Copyright (c) 2018, Alliance for Open Media. All rights reserved.
*
* This source code is subject to the terms of the BSD 2 Clause License and
* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
* was not distributed with this source code in the LICENSE file, you can
* obtain it at www.aomedia.org/license/software. If the Alliance for Open
* Media Patent License 1.0 was not distributed with this source code in the
* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
*/
#ifndef AOM_AOM_DSP_X86_CONVOLVE_SSE4_1_H_
#define AOM_AOM_DSP_X86_CONVOLVE_SSE4_1_H_
// Note:
// This header file should be put below any x86 intrinsics head file
static inline void mult_add_store(CONV_BUF_TYPE *const dst,
const __m128i *const res,
const __m128i *const wt0,
const __m128i *const wt1,
const int do_average) {
__m128i d;
if (do_average) {
d = _mm_load_si128((__m128i *)dst);
d = _mm_add_epi32(_mm_mullo_epi32(d, *wt0), _mm_mullo_epi32(*res, *wt1));
d = _mm_srai_epi32(d, DIST_PRECISION_BITS);
} else {
d = *res;
}
_mm_store_si128((__m128i *)dst, d);
}
static inline __m128i highbd_comp_avg_sse4_1(const __m128i *const data_ref_0,
const __m128i *const res_unsigned,
const __m128i *const wt0,
const __m128i *const wt1,
const int use_dist_wtd_avg) {
__m128i res;
if (use_dist_wtd_avg) {
const __m128i wt0_res = _mm_mullo_epi32(*data_ref_0, *wt0);
const __m128i wt1_res = _mm_mullo_epi32(*res_unsigned, *wt1);
const __m128i wt_res = _mm_add_epi32(wt0_res, wt1_res);
res = _mm_srai_epi32(wt_res, DIST_PRECISION_BITS);
} else {
const __m128i wt_res = _mm_add_epi32(*data_ref_0, *res_unsigned);
res = _mm_srai_epi32(wt_res, 1);
}
return res;
}
#endif // AOM_AOM_DSP_X86_CONVOLVE_SSE4_1_H_