blob: 8e609396ae6ca92ab8f33ebd3ed8d0d7dee0c68f [file] [log] [blame] [edit]
/*
* 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/.
*/
#include <arm_neon.h>
#include "config/aom_config.h"
#include "config/aom_dsp_rtcd.h"
#include "aom/aom_integer.h"
static INLINE unsigned int horizontal_long_add_16x8(const uint16x8_t vec_lo,
const uint16x8_t vec_hi) {
const uint32x4_t vec_l_lo =
vaddl_u16(vget_low_u16(vec_lo), vget_high_u16(vec_lo));
const uint32x4_t vec_l_hi =
vaddl_u16(vget_low_u16(vec_hi), vget_high_u16(vec_hi));
const uint32x4_t a = vaddq_u32(vec_l_lo, vec_l_hi);
const uint64x2_t b = vpaddlq_u32(a);
const uint32x2_t c = vadd_u32(vreinterpret_u32_u64(vget_low_u64(b)),
vreinterpret_u32_u64(vget_high_u64(b)));
return vget_lane_u32(c, 0);
}
// Calculate the absolute difference of 64 bytes from vec_src_00, vec_src_16,
// vec_src_32, vec_src_48 and ref. Accumulate partial sums in vec_sum_ref_lo
// and vec_sum_ref_hi.
static void sad_neon_64(const uint8x16_t vec_src_00,
const uint8x16_t vec_src_16,
const uint8x16_t vec_src_32,
const uint8x16_t vec_src_48, const uint8_t *ref,
uint16x8_t *vec_sum_ref_lo,
uint16x8_t *vec_sum_ref_hi) {
const uint8x16_t vec_ref_00 = vld1q_u8(ref);
const uint8x16_t vec_ref_16 = vld1q_u8(ref + 16);
const uint8x16_t vec_ref_32 = vld1q_u8(ref + 32);
const uint8x16_t vec_ref_48 = vld1q_u8(ref + 48);
*vec_sum_ref_lo = vabal_u8(*vec_sum_ref_lo, vget_low_u8(vec_src_00),
vget_low_u8(vec_ref_00));
*vec_sum_ref_hi = vabal_u8(*vec_sum_ref_hi, vget_high_u8(vec_src_00),
vget_high_u8(vec_ref_00));
*vec_sum_ref_lo = vabal_u8(*vec_sum_ref_lo, vget_low_u8(vec_src_16),
vget_low_u8(vec_ref_16));
*vec_sum_ref_hi = vabal_u8(*vec_sum_ref_hi, vget_high_u8(vec_src_16),
vget_high_u8(vec_ref_16));
*vec_sum_ref_lo = vabal_u8(*vec_sum_ref_lo, vget_low_u8(vec_src_32),
vget_low_u8(vec_ref_32));
*vec_sum_ref_hi = vabal_u8(*vec_sum_ref_hi, vget_high_u8(vec_src_32),
vget_high_u8(vec_ref_32));
*vec_sum_ref_lo = vabal_u8(*vec_sum_ref_lo, vget_low_u8(vec_src_48),
vget_low_u8(vec_ref_48));
*vec_sum_ref_hi = vabal_u8(*vec_sum_ref_hi, vget_high_u8(vec_src_48),
vget_high_u8(vec_ref_48));
}
// Calculate the absolute difference of 32 bytes from vec_src_00, vec_src_16,
// and ref. Accumulate partial sums in vec_sum_ref_lo and vec_sum_ref_hi.
static void sad_neon_32(const uint8x16_t vec_src_00,
const uint8x16_t vec_src_16, const uint8_t *ref,
uint16x8_t *vec_sum_ref_lo,
uint16x8_t *vec_sum_ref_hi) {
const uint8x16_t vec_ref_00 = vld1q_u8(ref);
const uint8x16_t vec_ref_16 = vld1q_u8(ref + 16);
*vec_sum_ref_lo = vabal_u8(*vec_sum_ref_lo, vget_low_u8(vec_src_00),
vget_low_u8(vec_ref_00));
*vec_sum_ref_hi = vabal_u8(*vec_sum_ref_hi, vget_high_u8(vec_src_00),
vget_high_u8(vec_ref_00));
*vec_sum_ref_lo = vabal_u8(*vec_sum_ref_lo, vget_low_u8(vec_src_16),
vget_low_u8(vec_ref_16));
*vec_sum_ref_hi = vabal_u8(*vec_sum_ref_hi, vget_high_u8(vec_src_16),
vget_high_u8(vec_ref_16));
}
void aom_sad64x64x4d_neon(const uint8_t *src, int src_stride,
const uint8_t *const ref[4], int ref_stride,
uint32_t *res) {
int i;
uint16x8_t vec_sum_ref0_lo = vdupq_n_u16(0);
uint16x8_t vec_sum_ref0_hi = vdupq_n_u16(0);
uint16x8_t vec_sum_ref1_lo = vdupq_n_u16(0);
uint16x8_t vec_sum_ref1_hi = vdupq_n_u16(0);
uint16x8_t vec_sum_ref2_lo = vdupq_n_u16(0);
uint16x8_t vec_sum_ref2_hi = vdupq_n_u16(0);
uint16x8_t vec_sum_ref3_lo = vdupq_n_u16(0);
uint16x8_t vec_sum_ref3_hi = vdupq_n_u16(0);
const uint8_t *ref0, *ref1, *ref2, *ref3;
ref0 = ref[0];
ref1 = ref[1];
ref2 = ref[2];
ref3 = ref[3];
for (i = 0; i < 64; ++i) {
const uint8x16_t vec_src_00 = vld1q_u8(src);
const uint8x16_t vec_src_16 = vld1q_u8(src + 16);
const uint8x16_t vec_src_32 = vld1q_u8(src + 32);
const uint8x16_t vec_src_48 = vld1q_u8(src + 48);
sad_neon_64(vec_src_00, vec_src_16, vec_src_32, vec_src_48, ref0,
&vec_sum_ref0_lo, &vec_sum_ref0_hi);
sad_neon_64(vec_src_00, vec_src_16, vec_src_32, vec_src_48, ref1,
&vec_sum_ref1_lo, &vec_sum_ref1_hi);
sad_neon_64(vec_src_00, vec_src_16, vec_src_32, vec_src_48, ref2,
&vec_sum_ref2_lo, &vec_sum_ref2_hi);
sad_neon_64(vec_src_00, vec_src_16, vec_src_32, vec_src_48, ref3,
&vec_sum_ref3_lo, &vec_sum_ref3_hi);
src += src_stride;
ref0 += ref_stride;
ref1 += ref_stride;
ref2 += ref_stride;
ref3 += ref_stride;
}
res[0] = horizontal_long_add_16x8(vec_sum_ref0_lo, vec_sum_ref0_hi);
res[1] = horizontal_long_add_16x8(vec_sum_ref1_lo, vec_sum_ref1_hi);
res[2] = horizontal_long_add_16x8(vec_sum_ref2_lo, vec_sum_ref2_hi);
res[3] = horizontal_long_add_16x8(vec_sum_ref3_lo, vec_sum_ref3_hi);
}
void aom_sad32x32x4d_neon(const uint8_t *src, int src_stride,
const uint8_t *const ref[4], int ref_stride,
uint32_t *res) {
int i;
uint16x8_t vec_sum_ref0_lo = vdupq_n_u16(0);
uint16x8_t vec_sum_ref0_hi = vdupq_n_u16(0);
uint16x8_t vec_sum_ref1_lo = vdupq_n_u16(0);
uint16x8_t vec_sum_ref1_hi = vdupq_n_u16(0);
uint16x8_t vec_sum_ref2_lo = vdupq_n_u16(0);
uint16x8_t vec_sum_ref2_hi = vdupq_n_u16(0);
uint16x8_t vec_sum_ref3_lo = vdupq_n_u16(0);
uint16x8_t vec_sum_ref3_hi = vdupq_n_u16(0);
const uint8_t *ref0, *ref1, *ref2, *ref3;
ref0 = ref[0];
ref1 = ref[1];
ref2 = ref[2];
ref3 = ref[3];
for (i = 0; i < 32; ++i) {
const uint8x16_t vec_src_00 = vld1q_u8(src);
const uint8x16_t vec_src_16 = vld1q_u8(src + 16);
sad_neon_32(vec_src_00, vec_src_16, ref0, &vec_sum_ref0_lo,
&vec_sum_ref0_hi);
sad_neon_32(vec_src_00, vec_src_16, ref1, &vec_sum_ref1_lo,
&vec_sum_ref1_hi);
sad_neon_32(vec_src_00, vec_src_16, ref2, &vec_sum_ref2_lo,
&vec_sum_ref2_hi);
sad_neon_32(vec_src_00, vec_src_16, ref3, &vec_sum_ref3_lo,
&vec_sum_ref3_hi);
src += src_stride;
ref0 += ref_stride;
ref1 += ref_stride;
ref2 += ref_stride;
ref3 += ref_stride;
}
res[0] = horizontal_long_add_16x8(vec_sum_ref0_lo, vec_sum_ref0_hi);
res[1] = horizontal_long_add_16x8(vec_sum_ref1_lo, vec_sum_ref1_hi);
res[2] = horizontal_long_add_16x8(vec_sum_ref2_lo, vec_sum_ref2_hi);
res[3] = horizontal_long_add_16x8(vec_sum_ref3_lo, vec_sum_ref3_hi);
}
void aom_sad16x16x4d_neon(const uint8_t *src, int src_stride,
const uint8_t *const ref[4], int ref_stride,
uint32_t *res) {
int i;
uint16x8_t vec_sum_ref0_lo = vdupq_n_u16(0);
uint16x8_t vec_sum_ref0_hi = vdupq_n_u16(0);
uint16x8_t vec_sum_ref1_lo = vdupq_n_u16(0);
uint16x8_t vec_sum_ref1_hi = vdupq_n_u16(0);
uint16x8_t vec_sum_ref2_lo = vdupq_n_u16(0);
uint16x8_t vec_sum_ref2_hi = vdupq_n_u16(0);
uint16x8_t vec_sum_ref3_lo = vdupq_n_u16(0);
uint16x8_t vec_sum_ref3_hi = vdupq_n_u16(0);
const uint8_t *ref0, *ref1, *ref2, *ref3;
ref0 = ref[0];
ref1 = ref[1];
ref2 = ref[2];
ref3 = ref[3];
for (i = 0; i < 16; ++i) {
const uint8x16_t vec_src = vld1q_u8(src);
const uint8x16_t vec_ref0 = vld1q_u8(ref0);
const uint8x16_t vec_ref1 = vld1q_u8(ref1);
const uint8x16_t vec_ref2 = vld1q_u8(ref2);
const uint8x16_t vec_ref3 = vld1q_u8(ref3);
vec_sum_ref0_lo =
vabal_u8(vec_sum_ref0_lo, vget_low_u8(vec_src), vget_low_u8(vec_ref0));
vec_sum_ref0_hi = vabal_u8(vec_sum_ref0_hi, vget_high_u8(vec_src),
vget_high_u8(vec_ref0));
vec_sum_ref1_lo =
vabal_u8(vec_sum_ref1_lo, vget_low_u8(vec_src), vget_low_u8(vec_ref1));
vec_sum_ref1_hi = vabal_u8(vec_sum_ref1_hi, vget_high_u8(vec_src),
vget_high_u8(vec_ref1));
vec_sum_ref2_lo =
vabal_u8(vec_sum_ref2_lo, vget_low_u8(vec_src), vget_low_u8(vec_ref2));
vec_sum_ref2_hi = vabal_u8(vec_sum_ref2_hi, vget_high_u8(vec_src),
vget_high_u8(vec_ref2));
vec_sum_ref3_lo =
vabal_u8(vec_sum_ref3_lo, vget_low_u8(vec_src), vget_low_u8(vec_ref3));
vec_sum_ref3_hi = vabal_u8(vec_sum_ref3_hi, vget_high_u8(vec_src),
vget_high_u8(vec_ref3));
src += src_stride;
ref0 += ref_stride;
ref1 += ref_stride;
ref2 += ref_stride;
ref3 += ref_stride;
}
res[0] = horizontal_long_add_16x8(vec_sum_ref0_lo, vec_sum_ref0_hi);
res[1] = horizontal_long_add_16x8(vec_sum_ref1_lo, vec_sum_ref1_hi);
res[2] = horizontal_long_add_16x8(vec_sum_ref2_lo, vec_sum_ref2_hi);
res[3] = horizontal_long_add_16x8(vec_sum_ref3_lo, vec_sum_ref3_hi);
}
static INLINE unsigned int horizontal_add_16x4(const uint16x4_t vec_16x4) {
const uint32x2_t a = vpaddl_u16(vec_16x4);
const uint64x1_t b = vpaddl_u32(a);
return vget_lane_u32(vreinterpret_u32_u64(b), 0);
}
static INLINE unsigned int horizontal_add_16x8(const uint16x8_t vec_16x8) {
const uint32x4_t a = vpaddlq_u16(vec_16x8);
const uint64x2_t b = vpaddlq_u32(a);
const uint32x2_t c = vadd_u32(vreinterpret_u32_u64(vget_low_u64(b)),
vreinterpret_u32_u64(vget_high_u64(b)));
return vget_lane_u32(c, 0);
}
static void sad_row4_neon(uint16x4_t *vec_src, const uint8x8_t q0,
const uint8x8_t ref) {
uint8x8_t q2 = vabd_u8(q0, ref);
*vec_src = vpadal_u8(*vec_src, q2);
}
static void sad_row8_neon(uint16x4_t *vec_src, const uint8x8_t *q0,
const uint8_t *ref_ptr) {
uint8x8_t q1 = vld1_u8(ref_ptr);
uint8x8_t q2 = vabd_u8(*q0, q1);
*vec_src = vpadal_u8(*vec_src, q2);
}
static void sad_row16_neon(uint16x8_t *vec_src, const uint8x16_t *q0,
const uint8_t *ref_ptr) {
uint8x16_t q1 = vld1q_u8(ref_ptr);
uint8x16_t q2 = vabdq_u8(*q0, q1);
*vec_src = vpadalq_u8(*vec_src, q2);
}
void aom_sadMxNx4d_neon(int width, int height, const uint8_t *src,
int src_stride, const uint8_t *const ref[4],
int ref_stride, uint32_t res[4]) {
const uint8_t *ref0, *ref1, *ref2, *ref3;
ref0 = ref[0];
ref1 = ref[1];
ref2 = ref[2];
ref3 = ref[3];
res[0] = 0;
res[1] = 0;
res[2] = 0;
res[3] = 0;
switch (width) {
case 4: {
uint32_t src4, ref40, ref41, ref42, ref43;
uint32x2_t q8 = vdup_n_u32(0);
uint32x2_t q4 = vdup_n_u32(0);
uint32x2_t q5 = vdup_n_u32(0);
uint32x2_t q6 = vdup_n_u32(0);
uint32x2_t q7 = vdup_n_u32(0);
for (int i = 0; i < height / 2; i++) {
uint16x4_t q0 = vdup_n_u16(0);
uint16x4_t q1 = vdup_n_u16(0);
uint16x4_t q2 = vdup_n_u16(0);
uint16x4_t q3 = vdup_n_u16(0);
memcpy(&src4, src, 4);
memcpy(&ref40, ref0, 4);
memcpy(&ref41, ref1, 4);
memcpy(&ref42, ref2, 4);
memcpy(&ref43, ref3, 4);
src += src_stride;
ref0 += ref_stride;
ref1 += ref_stride;
ref2 += ref_stride;
ref3 += ref_stride;
q8 = vset_lane_u32(src4, q8, 0);
q4 = vset_lane_u32(ref40, q4, 0);
q5 = vset_lane_u32(ref41, q5, 0);
q6 = vset_lane_u32(ref42, q6, 0);
q7 = vset_lane_u32(ref43, q7, 0);
memcpy(&src4, src, 4);
memcpy(&ref40, ref0, 4);
memcpy(&ref41, ref1, 4);
memcpy(&ref42, ref2, 4);
memcpy(&ref43, ref3, 4);
src += src_stride;
ref0 += ref_stride;
ref1 += ref_stride;
ref2 += ref_stride;
ref3 += ref_stride;
q8 = vset_lane_u32(src4, q8, 1);
q4 = vset_lane_u32(ref40, q4, 1);
q5 = vset_lane_u32(ref41, q5, 1);
q6 = vset_lane_u32(ref42, q6, 1);
q7 = vset_lane_u32(ref43, q7, 1);
sad_row4_neon(&q0, vreinterpret_u8_u32(q8), vreinterpret_u8_u32(q4));
sad_row4_neon(&q1, vreinterpret_u8_u32(q8), vreinterpret_u8_u32(q5));
sad_row4_neon(&q2, vreinterpret_u8_u32(q8), vreinterpret_u8_u32(q6));
sad_row4_neon(&q3, vreinterpret_u8_u32(q8), vreinterpret_u8_u32(q7));
res[0] += horizontal_add_16x4(q0);
res[1] += horizontal_add_16x4(q1);
res[2] += horizontal_add_16x4(q2);
res[3] += horizontal_add_16x4(q3);
}
break;
}
case 8: {
for (int i = 0; i < height; i++) {
uint16x4_t q0 = vdup_n_u16(0);
uint16x4_t q1 = vdup_n_u16(0);
uint16x4_t q2 = vdup_n_u16(0);
uint16x4_t q3 = vdup_n_u16(0);
uint8x8_t q5 = vld1_u8(src);
sad_row8_neon(&q0, &q5, ref0);
sad_row8_neon(&q1, &q5, ref1);
sad_row8_neon(&q2, &q5, ref2);
sad_row8_neon(&q3, &q5, ref3);
src += src_stride;
ref0 += ref_stride;
ref1 += ref_stride;
ref2 += ref_stride;
ref3 += ref_stride;
res[0] += horizontal_add_16x4(q0);
res[1] += horizontal_add_16x4(q1);
res[2] += horizontal_add_16x4(q2);
res[3] += horizontal_add_16x4(q3);
}
break;
}
case 16: {
for (int i = 0; i < height; i++) {
uint16x8_t q0 = vdupq_n_u16(0);
uint16x8_t q1 = vdupq_n_u16(0);
uint16x8_t q2 = vdupq_n_u16(0);
uint16x8_t q3 = vdupq_n_u16(0);
uint8x16_t q4 = vld1q_u8(src);
sad_row16_neon(&q0, &q4, ref0);
sad_row16_neon(&q1, &q4, ref1);
sad_row16_neon(&q2, &q4, ref2);
sad_row16_neon(&q3, &q4, ref3);
src += src_stride;
ref0 += ref_stride;
ref1 += ref_stride;
ref2 += ref_stride;
ref3 += ref_stride;
res[0] += horizontal_add_16x8(q0);
res[1] += horizontal_add_16x8(q1);
res[2] += horizontal_add_16x8(q2);
res[3] += horizontal_add_16x8(q3);
}
break;
}
case 32: {
for (int i = 0; i < height; i++) {
uint16x8_t q0 = vdupq_n_u16(0);
uint16x8_t q1 = vdupq_n_u16(0);
uint16x8_t q2 = vdupq_n_u16(0);
uint16x8_t q3 = vdupq_n_u16(0);
uint8x16_t q4 = vld1q_u8(src);
sad_row16_neon(&q0, &q4, ref0);
sad_row16_neon(&q1, &q4, ref1);
sad_row16_neon(&q2, &q4, ref2);
sad_row16_neon(&q3, &q4, ref3);
q4 = vld1q_u8(src + 16);
sad_row16_neon(&q0, &q4, ref0 + 16);
sad_row16_neon(&q1, &q4, ref1 + 16);
sad_row16_neon(&q2, &q4, ref2 + 16);
sad_row16_neon(&q3, &q4, ref3 + 16);
src += src_stride;
ref0 += ref_stride;
ref1 += ref_stride;
ref2 += ref_stride;
ref3 += ref_stride;
res[0] += horizontal_add_16x8(q0);
res[1] += horizontal_add_16x8(q1);
res[2] += horizontal_add_16x8(q2);
res[3] += horizontal_add_16x8(q3);
}
break;
}
case 64: {
for (int i = 0; i < height; i++) {
uint16x8_t q0 = vdupq_n_u16(0);
uint16x8_t q1 = vdupq_n_u16(0);
uint16x8_t q2 = vdupq_n_u16(0);
uint16x8_t q3 = vdupq_n_u16(0);
uint8x16_t q4 = vld1q_u8(src);
sad_row16_neon(&q0, &q4, ref0);
sad_row16_neon(&q1, &q4, ref1);
sad_row16_neon(&q2, &q4, ref2);
sad_row16_neon(&q3, &q4, ref3);
q4 = vld1q_u8(src + 16);
sad_row16_neon(&q0, &q4, ref0 + 16);
sad_row16_neon(&q1, &q4, ref1 + 16);
sad_row16_neon(&q2, &q4, ref2 + 16);
sad_row16_neon(&q3, &q4, ref3 + 16);
q4 = vld1q_u8(src + 32);
sad_row16_neon(&q0, &q4, ref0 + 32);
sad_row16_neon(&q1, &q4, ref1 + 32);
sad_row16_neon(&q2, &q4, ref2 + 32);
sad_row16_neon(&q3, &q4, ref3 + 32);
q4 = vld1q_u8(src + 48);
sad_row16_neon(&q0, &q4, ref0 + 48);
sad_row16_neon(&q1, &q4, ref1 + 48);
sad_row16_neon(&q2, &q4, ref2 + 48);
sad_row16_neon(&q3, &q4, ref3 + 48);
src += src_stride;
ref0 += ref_stride;
ref1 += ref_stride;
ref2 += ref_stride;
ref3 += ref_stride;
res[0] += horizontal_add_16x8(q0);
res[1] += horizontal_add_16x8(q1);
res[2] += horizontal_add_16x8(q2);
res[3] += horizontal_add_16x8(q3);
}
break;
}
case 128: {
for (int i = 0; i < height; i++) {
uint16x8_t q0 = vdupq_n_u16(0);
uint16x8_t q1 = vdupq_n_u16(0);
uint16x8_t q2 = vdupq_n_u16(0);
uint16x8_t q3 = vdupq_n_u16(0);
uint8x16_t q4 = vld1q_u8(src);
sad_row16_neon(&q0, &q4, ref0);
sad_row16_neon(&q1, &q4, ref1);
sad_row16_neon(&q2, &q4, ref2);
sad_row16_neon(&q3, &q4, ref3);
q4 = vld1q_u8(src + 16);
sad_row16_neon(&q0, &q4, ref0 + 16);
sad_row16_neon(&q1, &q4, ref1 + 16);
sad_row16_neon(&q2, &q4, ref2 + 16);
sad_row16_neon(&q3, &q4, ref3 + 16);
q4 = vld1q_u8(src + 32);
sad_row16_neon(&q0, &q4, ref0 + 32);
sad_row16_neon(&q1, &q4, ref1 + 32);
sad_row16_neon(&q2, &q4, ref2 + 32);
sad_row16_neon(&q3, &q4, ref3 + 32);
q4 = vld1q_u8(src + 48);
sad_row16_neon(&q0, &q4, ref0 + 48);
sad_row16_neon(&q1, &q4, ref1 + 48);
sad_row16_neon(&q2, &q4, ref2 + 48);
sad_row16_neon(&q3, &q4, ref3 + 48);
q4 = vld1q_u8(src + 64);
sad_row16_neon(&q0, &q4, ref0 + 64);
sad_row16_neon(&q1, &q4, ref1 + 64);
sad_row16_neon(&q2, &q4, ref2 + 64);
sad_row16_neon(&q3, &q4, ref3 + 64);
q4 = vld1q_u8(src + 80);
sad_row16_neon(&q0, &q4, ref0 + 80);
sad_row16_neon(&q1, &q4, ref1 + 80);
sad_row16_neon(&q2, &q4, ref2 + 80);
sad_row16_neon(&q3, &q4, ref3 + 80);
q4 = vld1q_u8(src + 96);
sad_row16_neon(&q0, &q4, ref0 + 96);
sad_row16_neon(&q1, &q4, ref1 + 96);
sad_row16_neon(&q2, &q4, ref2 + 96);
sad_row16_neon(&q3, &q4, ref3 + 96);
q4 = vld1q_u8(src + 112);
sad_row16_neon(&q0, &q4, ref0 + 112);
sad_row16_neon(&q1, &q4, ref1 + 112);
sad_row16_neon(&q2, &q4, ref2 + 112);
sad_row16_neon(&q3, &q4, ref3 + 112);
src += src_stride;
ref0 += ref_stride;
ref1 += ref_stride;
ref2 += ref_stride;
ref3 += ref_stride;
res[0] += horizontal_add_16x8(q0);
res[1] += horizontal_add_16x8(q1);
res[2] += horizontal_add_16x8(q2);
res[3] += horizontal_add_16x8(q3);
}
}
}
}
#define sad_skip_MxN_neon(m, n) \
void aom_sad_skip_##m##x##n##x4d_neon(const uint8_t *src, int src_stride, \
const uint8_t *const ref[4], \
int ref_stride, uint32_t res[4]) { \
aom_sadMxNx4d_neon(m, ((n) >> 1), src, 2 * src_stride, ref, \
2 * ref_stride, res); \
res[0] <<= 1; \
res[1] <<= 1; \
res[2] <<= 1; \
res[3] <<= 1; \
}
sad_skip_MxN_neon(4, 8);
sad_skip_MxN_neon(4, 16);
sad_skip_MxN_neon(4, 32);
sad_skip_MxN_neon(8, 8);
sad_skip_MxN_neon(8, 16);
sad_skip_MxN_neon(8, 32);
sad_skip_MxN_neon(16, 8);
sad_skip_MxN_neon(16, 16);
sad_skip_MxN_neon(16, 32);
sad_skip_MxN_neon(16, 64);
sad_skip_MxN_neon(32, 8);
sad_skip_MxN_neon(32, 16);
sad_skip_MxN_neon(32, 32);
sad_skip_MxN_neon(32, 64);
sad_skip_MxN_neon(64, 16);
sad_skip_MxN_neon(64, 32);
sad_skip_MxN_neon(64, 64);
sad_skip_MxN_neon(64, 128);
sad_skip_MxN_neon(128, 64);
sad_skip_MxN_neon(128, 128);
#undef sad_skip_MxN_neon