| /* |
| * Copyright (c) 2021, Alliance for Open Media. All rights reserved |
| * |
| * This source code is subject to the terms of the BSD 3-Clause Clear License |
| * and the Alliance for Open Media Patent License 1.0. If the BSD 3-Clause Clear |
| * License was not distributed with this source code in the LICENSE file, you |
| * can obtain it at aomedia.org/license/software-license/bsd-3-c-c/. 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 |
| * aomedia.org/license/patent-license/. |
| */ |
| |
| #ifndef AOM_AOM_PORTS_MSVC_H_ |
| #define AOM_AOM_PORTS_MSVC_H_ |
| #ifdef _MSC_VER |
| |
| #include "config/aom_config.h" |
| |
| #if _MSC_VER < 1900 // VS2015 provides snprintf |
| #define snprintf _snprintf |
| #endif // _MSC_VER < 1900 |
| |
| #if _MSC_VER < 1800 // VS2013 provides round |
| #include <math.h> |
| static INLINE double round(double x) { |
| if (x < 0) |
| return ceil(x - 0.5); |
| else |
| return floor(x + 0.5); |
| } |
| |
| static INLINE float roundf(float x) { |
| if (x < 0) |
| return (float)ceil(x - 0.5f); |
| else |
| return (float)floor(x + 0.5f); |
| } |
| |
| static INLINE long lroundf(float x) { |
| if (x < 0) |
| return (long)(x - 0.5f); |
| else |
| return (long)(x + 0.5f); |
| } |
| #endif // _MSC_VER < 1800 |
| |
| #if HAVE_AVX |
| #include <immintrin.h> |
| // Note: |
| // _mm256_insert_epi16 intrinsics is available from vs2017. |
| // We define this macro for vs2015 and earlier. The |
| // intrinsics used here are in vs2015 document: |
| // https://msdn.microsoft.com/en-us/library/hh977022.aspx |
| // Input parameters: |
| // a: __m256i, |
| // d: int16_t, |
| // indx: imm8 (0 - 15) |
| #if _MSC_VER <= 1900 |
| #define _mm256_insert_epi16(a, d, indx) \ |
| _mm256_insertf128_si256( \ |
| a, \ |
| _mm_insert_epi16(_mm256_extractf128_si256(a, indx >> 3), d, indx % 8), \ |
| indx >> 3) |
| |
| static INLINE int _mm256_extract_epi32(__m256i a, const int i) { |
| return a.m256i_i32[i & 7]; |
| } |
| static INLINE __m256i _mm256_insert_epi32(__m256i a, int b, const int i) { |
| __m256i c = a; |
| c.m256i_i32[i & 7] = b; |
| return c; |
| } |
| #endif // _MSC_VER <= 1900 |
| #endif // HAVE_AVX |
| #endif // _MSC_VER |
| #endif // AOM_AOM_PORTS_MSVC_H_ |