| /* |
| * Copyright (c) 2016 The WebM project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #ifndef VPX_DSP_X86_SYNONYS_H_ |
| #define VPX_DSP_X86_SYNONYS_H_ |
| |
| #include <immintrin.h> |
| |
| #include "./vpx_config.h" |
| #include "vpx/vpx_integer.h" |
| |
| /** |
| * Various reusable shorthands for x86 SIMD intrinsics. |
| * |
| * Intrinsics prefixed with xx_ operate on or return 128bit XMM registers. |
| * Intrinsics prefixed with yy_ operate on or return 256bit YMM registers. |
| */ |
| |
| // Loads and stores to do away with the tedium of casting the address |
| // to the right type. |
| static INLINE __m128i xx_loadl_32(const void *a) { |
| return _mm_cvtsi32_si128(*(const uint32_t*)a); |
| } |
| |
| static INLINE __m128i xx_loadl_64(const void *a) { |
| return _mm_loadl_epi64((const __m128i*)a); |
| } |
| |
| static INLINE __m128i xx_load_128(const void *a) { |
| return _mm_load_si128((const __m128i*)a); |
| } |
| |
| static INLINE __m128i xx_loadu_128(const void *a) { |
| return _mm_loadu_si128((const __m128i*)a); |
| } |
| |
| static INLINE void xx_storel_32(void *const a, const __m128i v) { |
| *(uint32_t*)a = _mm_cvtsi128_si32(v); |
| } |
| |
| static INLINE void xx_storel_64(void *const a, const __m128i v) { |
| _mm_storel_epi64((__m128i*)a, v); |
| } |
| |
| static INLINE void xx_store_128(void *const a, const __m128i v) { |
| _mm_store_si128((__m128i*)a, v); |
| } |
| |
| static INLINE void xx_storeu_128(void *const a, const __m128i v) { |
| _mm_storeu_si128((__m128i*)a, v); |
| } |
| |
| static INLINE __m128i xx_round_epu16(__m128i v_val_w) { |
| return _mm_avg_epu16(v_val_w, _mm_setzero_si128()); |
| } |
| |
| static INLINE __m128i xx_roundn_epu16(__m128i v_val_w, int bits) { |
| const __m128i v_s_w =_mm_srli_epi16(v_val_w, bits-1); |
| return _mm_avg_epu16(v_s_w, _mm_setzero_si128()); |
| } |
| |
| #endif // VPX_DSP_X86_SYNONYS_H_ |