ref: 19bda215d0be6995ba230f31939c2743fc8b98ac
dir: /vpx_dsp/x86/mem_sse2.h/
/* * Copyright (c) 2017 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_VPX_DSP_X86_MEM_SSE2_H_ #define VPX_VPX_DSP_X86_MEM_SSE2_H_ #include <emmintrin.h> // SSE2 #include <string.h> #include "./vpx_config.h" static INLINE void storeu_uint32(void *dst, uint32_t v) { memcpy(dst, &v, sizeof(v)); } static INLINE uint32_t loadu_uint32(const void *src) { uint32_t v; memcpy(&v, src, sizeof(v)); return v; } static INLINE __m128i load_unaligned_u32(const void *a) { uint32_t val; memcpy(&val, a, sizeof(val)); return _mm_cvtsi32_si128(val); } static INLINE void store_unaligned_u32(void *const a, const __m128i v) { const uint32_t val = _mm_cvtsi128_si32(v); memcpy(a, &val, sizeof(val)); } #define mm_storelu(dst, v) memcpy((dst), (const char *)&(v), 8) #define mm_storehu(dst, v) memcpy((dst), (const char *)&(v) + 8, 8) static INLINE __m128i loadh_epi64(const __m128i s, const void *const src) { return _mm_castps_si128( _mm_loadh_pi(_mm_castsi128_ps(s), (const __m64 *)src)); } static INLINE void load_8bit_4x4(const uint8_t *const s, const ptrdiff_t stride, __m128i *const d) { d[0] = _mm_cvtsi32_si128(*(const int *)(s + 0 * stride)); d[1] = _mm_cvtsi32_si128(*(const int *)(s + 1 * stride)); d[2] = _mm_cvtsi32_si128(*(const int *)(s + 2 * stride)); d[3] = _mm_cvtsi32_si128(*(const int *)(s + 3 * stride)); } static INLINE void load_8bit_4x8(const uint8_t *const s, const ptrdiff_t stride, __m128i *const d) { load_8bit_4x4(s + 0 * stride, stride, &d[0]); load_8bit_4x4(s + 4 * stride, stride, &d[4]); } static INLINE void load_8bit_8x4(const uint8_t *const s, const ptrdiff_t stride, __m128i *const d) { d[0] = _mm_loadl_epi64((const __m128i *)(s + 0 * stride)); d[1] = _mm_loadl_epi64((const __m128i *)(s + 1 * stride)); d[2] = _mm_loadl_epi64((const __m128i *)(s + 2 * stride)); d[3] = _mm_loadl_epi64((const __m128i *)(s + 3 * stride)); } static INLINE void load_8bit_8x8(const uint8_t *const s, const ptrdiff_t stride, __m128i *const d) { load_8bit_8x4(s + 0 * stride, stride, &d[0]); load_8bit_8x4(s + 4 * stride, stride, &d[4]); } static INLINE void load_8bit_16x8(const uint8_t *const s, const ptrdiff_t stride, __m128i *const d) { d[0] = _mm_load_si128((const __m128i *)(s + 0 * stride)); d[1] = _mm_load_si128((const __m128i *)(s + 1 * stride)); d[2] = _mm_load_si128((const __m128i *)(s + 2 * stride)); d[3] = _mm_load_si128((const __m128i *)(s + 3 * stride)); d[4] = _mm_load_si128((const __m128i *)(s + 4 * stride)); d[5] = _mm_load_si128((const __m128i *)(s + 5 * stride)); d[6] = _mm_load_si128((const __m128i *)(s + 6 * stride)); d[7] = _mm_load_si128((const __m128i *)(s + 7 * stride)); } static INLINE void loadu_8bit_16x4(const uint8_t *const s, const ptrdiff_t stride, __m128i *const d) { d[0] = _mm_loadu_si128((const __m128i *)(s + 0 * stride)); d[1] = _mm_loadu_si128((const __m128i *)(s + 1 * stride)); d[2] = _mm_loadu_si128((const __m128i *)(s + 2 * stride)); d[3] = _mm_loadu_si128((const __m128i *)(s + 3 * stride)); } static INLINE void loadu_8bit_16x8(const uint8_t *const s, const ptrdiff_t stride, __m128i *const d) { loadu_8bit_16x4(s + 0 * stride, stride, &d[0]); loadu_8bit_16x4(s + 4 * stride, stride, &d[4]); } static INLINE void _mm_storeh_epi64(__m128i *const d, const __m128i s) { _mm_storeh_pi((__m64 *)d, _mm_castsi128_ps(s)); } static INLINE void store_8bit_4x4(const __m128i *const s, uint8_t *const d, const ptrdiff_t stride) { *(int *)(d + 0 * stride) = _mm_cvtsi128_si32(s[0]); *(int *)(d + 1 * stride) = _mm_cvtsi128_si32(s[1]); *(int *)(d + 2 * stride) = _mm_cvtsi128_si32(s[2]); *(int *)(d + 3 * stride) = _mm_cvtsi128_si32(s[3]); } static INLINE void store_8bit_4x4_sse2(const __m128i s, uint8_t *const d, const ptrdiff_t stride) { __m128i ss[4]; ss[0] = s; ss[1] = _mm_srli_si128(s, 4); ss[2] = _mm_srli_si128(s, 8); ss[3] = _mm_srli_si128(s, 12); store_8bit_4x4(ss, d, stride); } static INLINE void store_8bit_8x4_from_16x2(const __m128i *const s, uint8_t *const d, const ptrdiff_t stride) { _mm_storel_epi64((__m128i *)(d + 0 * stride), s[0]); _mm_storeh_epi64((__m128i *)(d + 1 * stride), s[0]); _mm_storel_epi64((__m128i *)(d + 2 * stride), s[1]); _mm_storeh_epi64((__m128i *)(d + 3 * stride), s[1]); } static INLINE void store_8bit_8x8(const __m128i *const s, uint8_t *const d, const ptrdiff_t stride) { _mm_storel_epi64((__m128i *)(d + 0 * stride), s[0]); _mm_storel_epi64((__m128i *)(d + 1 * stride), s[1]); _mm_storel_epi64((__m128i *)(d + 2 * stride), s[2]); _mm_storel_epi64((__m128i *)(d + 3 * stride), s[3]); _mm_storel_epi64((__m128i *)(d + 4 * stride), s[4]); _mm_storel_epi64((__m128i *)(d + 5 * stride), s[5]); _mm_storel_epi64((__m128i *)(d + 6 * stride), s[6]); _mm_storel_epi64((__m128i *)(d + 7 * stride), s[7]); } static INLINE void storeu_8bit_16x4(const __m128i *const s, uint8_t *const d, const ptrdiff_t stride) { _mm_storeu_si128((__m128i *)(d + 0 * stride), s[0]); _mm_storeu_si128((__m128i *)(d + 1 * stride), s[1]); _mm_storeu_si128((__m128i *)(d + 2 * stride), s[2]); _mm_storeu_si128((__m128i *)(d + 3 * stride), s[3]); } #endif // VPX_VPX_DSP_X86_MEM_SSE2_H_