diff options
Diffstat (limited to 'third_party/aom/aom_dsp/x86/convolve_common_intrin.h')
-rw-r--r-- | third_party/aom/aom_dsp/x86/convolve_common_intrin.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/third_party/aom/aom_dsp/x86/convolve_common_intrin.h b/third_party/aom/aom_dsp/x86/convolve_common_intrin.h new file mode 100644 index 000000000..e80c5872f --- /dev/null +++ b/third_party/aom/aom_dsp/x86/convolve_common_intrin.h @@ -0,0 +1,31 @@ +/* + * 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_DSP_X86_CONVOLVE_COMMON_INTRIN_H_ +#define _AOM_DSP_X86_CONVOLVE_COMMON_INTRIN_H_ + +// Note: +// This header file should be put below any x86 intrinsics head file + +static INLINE void add_store(CONV_BUF_TYPE *const dst, const __m128i *const res, + const int do_average) { + __m128i d; + if (do_average) { + d = _mm_load_si128((__m128i *)dst); + d = _mm_add_epi32(d, *res); + d = _mm_srai_epi32(d, 1); + } else { + d = *res; + } + _mm_store_si128((__m128i *)dst, d); +} + +#endif // _AOM_DSP_X86_TXFM_COMMON_INTRIN_H_ |