highbd_rdopt_neon.c (1734B)
1 /* 2 * Copyright (c) 2023, Alliance for Open Media. All rights reserved. 3 * 4 * This source code is subject to the terms of the BSD 2 Clause License and 5 * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License 6 * was not distributed with this source code in the LICENSE file, you can 7 * obtain it at www.aomedia.org/license/software. If the Alliance for Open 8 * Media Patent License 1.0 was not distributed with this source code in the 9 * PATENTS file, you can obtain it at www.aomedia.org/license/patent. 10 */ 11 12 #include <assert.h> 13 #include <arm_neon.h> 14 15 #include "config/av1_rtcd.h" 16 #include "aom_dsp/arm/sum_neon.h" 17 18 int64_t av1_highbd_block_error_neon(const tran_low_t *coeff, 19 const tran_low_t *dqcoeff, 20 intptr_t block_size, int64_t *ssz, int bd) { 21 uint64x2_t err_u64 = vdupq_n_u64(0); 22 int64x2_t ssz_s64 = vdupq_n_s64(0); 23 24 const int shift = 2 * (bd - 8); 25 const int rounding = (1 << shift) >> 1; 26 27 assert(block_size >= 16); 28 assert((block_size % 16) == 0); 29 30 do { 31 const int32x4_t c = vld1q_s32(coeff); 32 const int32x4_t d = vld1q_s32(dqcoeff); 33 34 const uint32x4_t diff = vreinterpretq_u32_s32(vabdq_s32(c, d)); 35 36 err_u64 = vmlal_u32(err_u64, vget_low_u32(diff), vget_low_u32(diff)); 37 err_u64 = vmlal_u32(err_u64, vget_high_u32(diff), vget_high_u32(diff)); 38 39 ssz_s64 = vmlal_s32(ssz_s64, vget_low_s32(c), vget_low_s32(c)); 40 ssz_s64 = vmlal_s32(ssz_s64, vget_high_s32(c), vget_high_s32(c)); 41 42 coeff += 4; 43 dqcoeff += 4; 44 block_size -= 4; 45 } while (block_size != 0); 46 47 *ssz = (horizontal_add_s64x2(ssz_s64) + rounding) >> shift; 48 return ((int64_t)horizontal_add_u64x2(err_u64) + rounding) >> shift; 49 }