| /* |
| * 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_ARM_SUM_NEON_H_ |
| #define VPX_VPX_DSP_ARM_SUM_NEON_H_ |
| |
| #include <arm_neon.h> |
| |
| #include "./vpx_config.h" |
| #include "vpx/vpx_integer.h" |
| |
| static INLINE int32x2_t horizontal_add_int16x8(const int16x8_t a) { |
| const int32x4_t b = vpaddlq_s16(a); |
| const int64x2_t c = vpaddlq_s32(b); |
| return vadd_s32(vreinterpret_s32_s64(vget_low_s64(c)), |
| vreinterpret_s32_s64(vget_high_s64(c))); |
| } |
| |
| static INLINE uint32x2_t horizontal_add_uint16x8(const uint16x8_t a) { |
| const uint32x4_t b = vpaddlq_u16(a); |
| const uint64x2_t c = vpaddlq_u32(b); |
| return vadd_u32(vreinterpret_u32_u64(vget_low_u64(c)), |
| vreinterpret_u32_u64(vget_high_u64(c))); |
| } |
| |
| static INLINE uint32x2_t horizontal_add_uint32x4(const uint32x4_t a) { |
| const uint64x2_t b = vpaddlq_u32(a); |
| return vadd_u32(vreinterpret_u32_u64(vget_low_u64(b)), |
| vreinterpret_u32_u64(vget_high_u64(b))); |
| } |
| #endif // VPX_VPX_DSP_ARM_SUM_NEON_H_ |