aom/aom_dsp/x86/sad_highbd_avx2.c

1044 строки
38 KiB
C

/*
* Copyright (c) 2016, Alliance for Open Media. All rights reserved
*
* This source code is subject to the terms of the BSD 2 Clause License and
* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
* was not distributed with this source code in the LICENSE file, you can
* obtain it at www.aomedia.org/license/software. 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 www.aomedia.org/license/patent.
*/
#include <immintrin.h>
#include "./aom_config.h"
#include "./aom_dsp_rtcd.h"
#include "aom/aom_integer.h"
#include "aom_ports/mem.h"
// SAD
static INLINE unsigned int get_sad_from_mm256_epi32(const __m256i *v) {
// input 8 32-bit summation
__m128i lo128, hi128;
__m256i u = _mm256_srli_si256(*v, 8);
u = _mm256_add_epi32(u, *v);
// 4 32-bit summation
hi128 = _mm256_extracti128_si256(u, 1);
lo128 = _mm256_castsi256_si128(u);
lo128 = _mm_add_epi32(hi128, lo128);
// 2 32-bit summation
hi128 = _mm_srli_si128(lo128, 4);
lo128 = _mm_add_epi32(lo128, hi128);
return (unsigned int)_mm_cvtsi128_si32(lo128);
}
unsigned int aom_highbd_sad16x8_avx2(const uint8_t *src, int src_stride,
const uint8_t *ref, int ref_stride) {
const uint16_t *src_ptr = CONVERT_TO_SHORTPTR(src);
const uint16_t *ref_ptr = CONVERT_TO_SHORTPTR(ref);
// first 4 rows
__m256i s0 = _mm256_loadu_si256((const __m256i *)src_ptr);
__m256i s1 = _mm256_loadu_si256((const __m256i *)(src_ptr + src_stride));
__m256i s2 = _mm256_loadu_si256((const __m256i *)(src_ptr + 2 * src_stride));
__m256i s3 = _mm256_loadu_si256((const __m256i *)(src_ptr + 3 * src_stride));
__m256i r0 = _mm256_loadu_si256((const __m256i *)ref_ptr);
__m256i r1 = _mm256_loadu_si256((const __m256i *)(ref_ptr + ref_stride));
__m256i r2 = _mm256_loadu_si256((const __m256i *)(ref_ptr + 2 * ref_stride));
__m256i r3 = _mm256_loadu_si256((const __m256i *)(ref_ptr + 3 * ref_stride));
__m256i u0 = _mm256_sub_epi16(s0, r0);
__m256i u1 = _mm256_sub_epi16(s1, r1);
__m256i u2 = _mm256_sub_epi16(s2, r2);
__m256i u3 = _mm256_sub_epi16(s3, r3);
__m256i zero = _mm256_setzero_si256();
__m256i sum0, sum1;
u0 = _mm256_abs_epi16(u0);
u1 = _mm256_abs_epi16(u1);
u2 = _mm256_abs_epi16(u2);
u3 = _mm256_abs_epi16(u3);
sum0 = _mm256_add_epi16(u0, u1);
sum0 = _mm256_add_epi16(sum0, u2);
sum0 = _mm256_add_epi16(sum0, u3);
// second 4 rows
src_ptr += src_stride << 2;
ref_ptr += ref_stride << 2;
s0 = _mm256_loadu_si256((const __m256i *)src_ptr);
s1 = _mm256_loadu_si256((const __m256i *)(src_ptr + src_stride));
s2 = _mm256_loadu_si256((const __m256i *)(src_ptr + 2 * src_stride));
s3 = _mm256_loadu_si256((const __m256i *)(src_ptr + 3 * src_stride));
r0 = _mm256_loadu_si256((const __m256i *)ref_ptr);
r1 = _mm256_loadu_si256((const __m256i *)(ref_ptr + ref_stride));
r2 = _mm256_loadu_si256((const __m256i *)(ref_ptr + 2 * ref_stride));
r3 = _mm256_loadu_si256((const __m256i *)(ref_ptr + 3 * ref_stride));
u0 = _mm256_sub_epi16(s0, r0);
u1 = _mm256_sub_epi16(s1, r1);
u2 = _mm256_sub_epi16(s2, r2);
u3 = _mm256_sub_epi16(s3, r3);
u0 = _mm256_abs_epi16(u0);
u1 = _mm256_abs_epi16(u1);
u2 = _mm256_abs_epi16(u2);
u3 = _mm256_abs_epi16(u3);
sum1 = _mm256_add_epi16(u0, u1);
sum1 = _mm256_add_epi16(sum1, u2);
sum1 = _mm256_add_epi16(sum1, u3);
// find out the SAD
s0 = _mm256_unpacklo_epi16(sum0, zero);
s1 = _mm256_unpackhi_epi16(sum0, zero);
r0 = _mm256_unpacklo_epi16(sum1, zero);
r1 = _mm256_unpackhi_epi16(sum1, zero);
s0 = _mm256_add_epi32(s0, s1);
r0 = _mm256_add_epi32(r0, r1);
sum0 = _mm256_add_epi32(s0, r0);
// 8 32-bit summation
return (unsigned int)get_sad_from_mm256_epi32(&sum0);
}
unsigned int aom_highbd_sad16x16_avx2(const uint8_t *src, int src_stride,
const uint8_t *ref, int ref_stride) {
const uint16_t *src_ptr = CONVERT_TO_SHORTPTR(src);
const uint16_t *ref_ptr = CONVERT_TO_SHORTPTR(ref);
__m256i s0, s1, s2, s3, r0, r1, r2, r3, u0, u1, u2, u3;
__m256i sum0;
__m256i sum = _mm256_setzero_si256();
const __m256i zero = _mm256_setzero_si256();
int row = 0;
// Loop for every 4 rows
while (row < 16) {
s0 = _mm256_loadu_si256((const __m256i *)src_ptr);
s1 = _mm256_loadu_si256((const __m256i *)(src_ptr + src_stride));
s2 = _mm256_loadu_si256((const __m256i *)(src_ptr + 2 * src_stride));
s3 = _mm256_loadu_si256((const __m256i *)(src_ptr + 3 * src_stride));
r0 = _mm256_loadu_si256((const __m256i *)ref_ptr);
r1 = _mm256_loadu_si256((const __m256i *)(ref_ptr + ref_stride));
r2 = _mm256_loadu_si256((const __m256i *)(ref_ptr + 2 * ref_stride));
r3 = _mm256_loadu_si256((const __m256i *)(ref_ptr + 3 * ref_stride));
u0 = _mm256_sub_epi16(s0, r0);
u1 = _mm256_sub_epi16(s1, r1);
u2 = _mm256_sub_epi16(s2, r2);
u3 = _mm256_sub_epi16(s3, r3);
u0 = _mm256_abs_epi16(u0);
u1 = _mm256_abs_epi16(u1);
u2 = _mm256_abs_epi16(u2);
u3 = _mm256_abs_epi16(u3);
sum0 = _mm256_add_epi16(u0, u1);
sum0 = _mm256_add_epi16(sum0, u2);
sum0 = _mm256_add_epi16(sum0, u3);
s0 = _mm256_unpacklo_epi16(sum0, zero);
s1 = _mm256_unpackhi_epi16(sum0, zero);
sum = _mm256_add_epi32(sum, s0);
sum = _mm256_add_epi32(sum, s1);
// 8 32-bit summation
row += 4;
src_ptr += src_stride << 2;
ref_ptr += ref_stride << 2;
}
return get_sad_from_mm256_epi32(&sum);
}
static void sad32x4(const uint16_t *src_ptr, int src_stride,
const uint16_t *ref_ptr, int ref_stride,
const uint16_t *sec_ptr, __m256i *sad_acc) {
__m256i s0, s1, s2, s3, r0, r1, r2, r3;
const __m256i zero = _mm256_setzero_si256();
int row_sections = 0;
while (row_sections < 2) {
s0 = _mm256_loadu_si256((const __m256i *)src_ptr);
s1 = _mm256_loadu_si256((const __m256i *)(src_ptr + 16));
s2 = _mm256_loadu_si256((const __m256i *)(src_ptr + src_stride));
s3 = _mm256_loadu_si256((const __m256i *)(src_ptr + src_stride + 16));
r0 = _mm256_loadu_si256((const __m256i *)ref_ptr);
r1 = _mm256_loadu_si256((const __m256i *)(ref_ptr + 16));
r2 = _mm256_loadu_si256((const __m256i *)(ref_ptr + ref_stride));
r3 = _mm256_loadu_si256((const __m256i *)(ref_ptr + ref_stride + 16));
if (sec_ptr) {
r0 = _mm256_avg_epu16(r0, _mm256_loadu_si256((const __m256i *)sec_ptr));
r1 = _mm256_avg_epu16(
r1, _mm256_loadu_si256((const __m256i *)(sec_ptr + 16)));
r2 = _mm256_avg_epu16(
r2, _mm256_loadu_si256((const __m256i *)(sec_ptr + 32)));
r3 = _mm256_avg_epu16(
r3, _mm256_loadu_si256((const __m256i *)(sec_ptr + 48)));
}
s0 = _mm256_sub_epi16(s0, r0);
s1 = _mm256_sub_epi16(s1, r1);
s2 = _mm256_sub_epi16(s2, r2);
s3 = _mm256_sub_epi16(s3, r3);
s0 = _mm256_abs_epi16(s0);
s1 = _mm256_abs_epi16(s1);
s2 = _mm256_abs_epi16(s2);
s3 = _mm256_abs_epi16(s3);
s0 = _mm256_add_epi16(s0, s1);
s0 = _mm256_add_epi16(s0, s2);
s0 = _mm256_add_epi16(s0, s3);
r0 = _mm256_unpacklo_epi16(s0, zero);
r1 = _mm256_unpackhi_epi16(s0, zero);
r0 = _mm256_add_epi32(r0, r1);
*sad_acc = _mm256_add_epi32(*sad_acc, r0);
row_sections += 1;
src_ptr += src_stride << 1;
ref_ptr += ref_stride << 1;
if (sec_ptr) sec_ptr += 32 << 1;
}
}
unsigned int aom_highbd_sad32x16_avx2(const uint8_t *src, int src_stride,
const uint8_t *ref, int ref_stride) {
__m256i sad = _mm256_setzero_si256();
uint16_t *srcp = CONVERT_TO_SHORTPTR(src);
uint16_t *refp = CONVERT_TO_SHORTPTR(ref);
const int left_shift = 2;
int row_section = 0;
while (row_section < 4) {
sad32x4(srcp, src_stride, refp, ref_stride, NULL, &sad);
srcp += src_stride << left_shift;
refp += ref_stride << left_shift;
row_section += 1;
}
return get_sad_from_mm256_epi32(&sad);
}
unsigned int aom_highbd_sad16x32_avx2(const uint8_t *src, int src_stride,
const uint8_t *ref, int ref_stride) {
uint32_t sum = aom_highbd_sad16x16_avx2(src, src_stride, ref, ref_stride);
src += src_stride << 4;
ref += ref_stride << 4;
sum += aom_highbd_sad16x16_avx2(src, src_stride, ref, ref_stride);
return sum;
}
unsigned int aom_highbd_sad32x32_avx2(const uint8_t *src, int src_stride,
const uint8_t *ref, int ref_stride) {
uint32_t sum = aom_highbd_sad32x16_avx2(src, src_stride, ref, ref_stride);
src += src_stride << 4;
ref += ref_stride << 4;
sum += aom_highbd_sad32x16_avx2(src, src_stride, ref, ref_stride);
return sum;
}
unsigned int aom_highbd_sad32x64_avx2(const uint8_t *src, int src_stride,
const uint8_t *ref, int ref_stride) {
uint32_t sum = aom_highbd_sad32x32_avx2(src, src_stride, ref, ref_stride);
src += src_stride << 5;
ref += ref_stride << 5;
sum += aom_highbd_sad32x32_avx2(src, src_stride, ref, ref_stride);
return sum;
}
static void sad64x2(const uint16_t *src_ptr, int src_stride,
const uint16_t *ref_ptr, int ref_stride,
const uint16_t *sec_ptr, __m256i *sad_acc) {
__m256i s[8], r[8];
const __m256i zero = _mm256_setzero_si256();
s[0] = _mm256_loadu_si256((const __m256i *)src_ptr);
s[1] = _mm256_loadu_si256((const __m256i *)(src_ptr + 16));
s[2] = _mm256_loadu_si256((const __m256i *)(src_ptr + 32));
s[3] = _mm256_loadu_si256((const __m256i *)(src_ptr + 48));
s[4] = _mm256_loadu_si256((const __m256i *)(src_ptr + src_stride));
s[5] = _mm256_loadu_si256((const __m256i *)(src_ptr + src_stride + 16));
s[6] = _mm256_loadu_si256((const __m256i *)(src_ptr + src_stride + 32));
s[7] = _mm256_loadu_si256((const __m256i *)(src_ptr + src_stride + 48));
r[0] = _mm256_loadu_si256((const __m256i *)ref_ptr);
r[1] = _mm256_loadu_si256((const __m256i *)(ref_ptr + 16));
r[2] = _mm256_loadu_si256((const __m256i *)(ref_ptr + 32));
r[3] = _mm256_loadu_si256((const __m256i *)(ref_ptr + 48));
r[4] = _mm256_loadu_si256((const __m256i *)(ref_ptr + ref_stride));
r[5] = _mm256_loadu_si256((const __m256i *)(ref_ptr + ref_stride + 16));
r[6] = _mm256_loadu_si256((const __m256i *)(ref_ptr + ref_stride + 32));
r[7] = _mm256_loadu_si256((const __m256i *)(ref_ptr + ref_stride + 48));
if (sec_ptr) {
r[0] = _mm256_avg_epu16(r[0], _mm256_loadu_si256((const __m256i *)sec_ptr));
r[1] = _mm256_avg_epu16(
r[1], _mm256_loadu_si256((const __m256i *)(sec_ptr + 16)));
r[2] = _mm256_avg_epu16(
r[2], _mm256_loadu_si256((const __m256i *)(sec_ptr + 32)));
r[3] = _mm256_avg_epu16(
r[3], _mm256_loadu_si256((const __m256i *)(sec_ptr + 48)));
r[4] = _mm256_avg_epu16(
r[4], _mm256_loadu_si256((const __m256i *)(sec_ptr + 64)));
r[5] = _mm256_avg_epu16(
r[5], _mm256_loadu_si256((const __m256i *)(sec_ptr + 80)));
r[6] = _mm256_avg_epu16(
r[6], _mm256_loadu_si256((const __m256i *)(sec_ptr + 96)));
r[7] = _mm256_avg_epu16(
r[7], _mm256_loadu_si256((const __m256i *)(sec_ptr + 112)));
}
s[0] = _mm256_sub_epi16(s[0], r[0]);
s[1] = _mm256_sub_epi16(s[1], r[1]);
s[2] = _mm256_sub_epi16(s[2], r[2]);
s[3] = _mm256_sub_epi16(s[3], r[3]);
s[4] = _mm256_sub_epi16(s[4], r[4]);
s[5] = _mm256_sub_epi16(s[5], r[5]);
s[6] = _mm256_sub_epi16(s[6], r[6]);
s[7] = _mm256_sub_epi16(s[7], r[7]);
s[0] = _mm256_abs_epi16(s[0]);
s[1] = _mm256_abs_epi16(s[1]);
s[2] = _mm256_abs_epi16(s[2]);
s[3] = _mm256_abs_epi16(s[3]);
s[4] = _mm256_abs_epi16(s[4]);
s[5] = _mm256_abs_epi16(s[5]);
s[6] = _mm256_abs_epi16(s[6]);
s[7] = _mm256_abs_epi16(s[7]);
s[0] = _mm256_add_epi16(s[0], s[1]);
s[0] = _mm256_add_epi16(s[0], s[2]);
s[0] = _mm256_add_epi16(s[0], s[3]);
s[4] = _mm256_add_epi16(s[4], s[5]);
s[4] = _mm256_add_epi16(s[4], s[6]);
s[4] = _mm256_add_epi16(s[4], s[7]);
r[0] = _mm256_unpacklo_epi16(s[0], zero);
r[1] = _mm256_unpackhi_epi16(s[0], zero);
r[2] = _mm256_unpacklo_epi16(s[4], zero);
r[3] = _mm256_unpackhi_epi16(s[4], zero);
r[0] = _mm256_add_epi32(r[0], r[1]);
r[0] = _mm256_add_epi32(r[0], r[2]);
r[0] = _mm256_add_epi32(r[0], r[3]);
*sad_acc = _mm256_add_epi32(*sad_acc, r[0]);
}
unsigned int aom_highbd_sad64x32_avx2(const uint8_t *src, int src_stride,
const uint8_t *ref, int ref_stride) {
__m256i sad = _mm256_setzero_si256();
uint16_t *srcp = CONVERT_TO_SHORTPTR(src);
uint16_t *refp = CONVERT_TO_SHORTPTR(ref);
const int left_shift = 1;
int row_section = 0;
while (row_section < 16) {
sad64x2(srcp, src_stride, refp, ref_stride, NULL, &sad);
srcp += src_stride << left_shift;
refp += ref_stride << left_shift;
row_section += 1;
}
return get_sad_from_mm256_epi32(&sad);
}
unsigned int aom_highbd_sad64x64_avx2(const uint8_t *src, int src_stride,
const uint8_t *ref, int ref_stride) {
uint32_t sum = aom_highbd_sad64x32_avx2(src, src_stride, ref, ref_stride);
src += src_stride << 5;
ref += ref_stride << 5;
sum += aom_highbd_sad64x32_avx2(src, src_stride, ref, ref_stride);
return sum;
}
#if CONFIG_EXT_PARTITION
static void sad128x1(const uint16_t *src_ptr, const uint16_t *ref_ptr,
const uint16_t *sec_ptr, __m256i *sad_acc) {
__m256i s[8], r[8];
const __m256i zero = _mm256_setzero_si256();
s[0] = _mm256_loadu_si256((const __m256i *)src_ptr);
s[1] = _mm256_loadu_si256((const __m256i *)(src_ptr + 16));
s[2] = _mm256_loadu_si256((const __m256i *)(src_ptr + 32));
s[3] = _mm256_loadu_si256((const __m256i *)(src_ptr + 48));
s[4] = _mm256_loadu_si256((const __m256i *)(src_ptr + 64));
s[5] = _mm256_loadu_si256((const __m256i *)(src_ptr + 80));
s[6] = _mm256_loadu_si256((const __m256i *)(src_ptr + 96));
s[7] = _mm256_loadu_si256((const __m256i *)(src_ptr + 112));
r[0] = _mm256_loadu_si256((const __m256i *)ref_ptr);
r[1] = _mm256_loadu_si256((const __m256i *)(ref_ptr + 16));
r[2] = _mm256_loadu_si256((const __m256i *)(ref_ptr + 32));
r[3] = _mm256_loadu_si256((const __m256i *)(ref_ptr + 48));
r[4] = _mm256_loadu_si256((const __m256i *)(ref_ptr + 64));
r[5] = _mm256_loadu_si256((const __m256i *)(ref_ptr + 80));
r[6] = _mm256_loadu_si256((const __m256i *)(ref_ptr + 96));
r[7] = _mm256_loadu_si256((const __m256i *)(ref_ptr + 112));
if (sec_ptr) {
r[0] = _mm256_avg_epu16(r[0], _mm256_loadu_si256((const __m256i *)sec_ptr));
r[1] = _mm256_avg_epu16(
r[1], _mm256_loadu_si256((const __m256i *)(sec_ptr + 16)));
r[2] = _mm256_avg_epu16(
r[2], _mm256_loadu_si256((const __m256i *)(sec_ptr + 32)));
r[3] = _mm256_avg_epu16(
r[3], _mm256_loadu_si256((const __m256i *)(sec_ptr + 48)));
r[4] = _mm256_avg_epu16(
r[4], _mm256_loadu_si256((const __m256i *)(sec_ptr + 64)));
r[5] = _mm256_avg_epu16(
r[5], _mm256_loadu_si256((const __m256i *)(sec_ptr + 80)));
r[6] = _mm256_avg_epu16(
r[6], _mm256_loadu_si256((const __m256i *)(sec_ptr + 96)));
r[7] = _mm256_avg_epu16(
r[7], _mm256_loadu_si256((const __m256i *)(sec_ptr + 112)));
}
s[0] = _mm256_sub_epi16(s[0], r[0]);
s[1] = _mm256_sub_epi16(s[1], r[1]);
s[2] = _mm256_sub_epi16(s[2], r[2]);
s[3] = _mm256_sub_epi16(s[3], r[3]);
s[4] = _mm256_sub_epi16(s[4], r[4]);
s[5] = _mm256_sub_epi16(s[5], r[5]);
s[6] = _mm256_sub_epi16(s[6], r[6]);
s[7] = _mm256_sub_epi16(s[7], r[7]);
s[0] = _mm256_abs_epi16(s[0]);
s[1] = _mm256_abs_epi16(s[1]);
s[2] = _mm256_abs_epi16(s[2]);
s[3] = _mm256_abs_epi16(s[3]);
s[4] = _mm256_abs_epi16(s[4]);
s[5] = _mm256_abs_epi16(s[5]);
s[6] = _mm256_abs_epi16(s[6]);
s[7] = _mm256_abs_epi16(s[7]);
s[0] = _mm256_add_epi16(s[0], s[1]);
s[0] = _mm256_add_epi16(s[0], s[2]);
s[0] = _mm256_add_epi16(s[0], s[3]);
s[4] = _mm256_add_epi16(s[4], s[5]);
s[4] = _mm256_add_epi16(s[4], s[6]);
s[4] = _mm256_add_epi16(s[4], s[7]);
r[0] = _mm256_unpacklo_epi16(s[0], zero);
r[1] = _mm256_unpackhi_epi16(s[0], zero);
r[2] = _mm256_unpacklo_epi16(s[4], zero);
r[3] = _mm256_unpackhi_epi16(s[4], zero);
r[0] = _mm256_add_epi32(r[0], r[1]);
r[0] = _mm256_add_epi32(r[0], r[2]);
r[0] = _mm256_add_epi32(r[0], r[3]);
*sad_acc = _mm256_add_epi32(*sad_acc, r[0]);
}
unsigned int aom_highbd_sad128x64_avx2(const uint8_t *src, int src_stride,
const uint8_t *ref, int ref_stride) {
__m256i sad = _mm256_setzero_si256();
uint16_t *srcp = CONVERT_TO_SHORTPTR(src);
uint16_t *refp = CONVERT_TO_SHORTPTR(ref);
int row = 0;
while (row < 64) {
sad128x1(srcp, refp, NULL, &sad);
srcp += src_stride;
refp += ref_stride;
row += 1;
}
return get_sad_from_mm256_epi32(&sad);
}
unsigned int aom_highbd_sad64x128_avx2(const uint8_t *src, int src_stride,
const uint8_t *ref, int ref_stride) {
uint32_t sum = aom_highbd_sad64x64_avx2(src, src_stride, ref, ref_stride);
src += src_stride << 6;
ref += ref_stride << 6;
sum += aom_highbd_sad64x64_avx2(src, src_stride, ref, ref_stride);
return sum;
}
unsigned int aom_highbd_sad128x128_avx2(const uint8_t *src, int src_stride,
const uint8_t *ref, int ref_stride) {
uint32_t sum = aom_highbd_sad128x64_avx2(src, src_stride, ref, ref_stride);
src += src_stride << 6;
ref += ref_stride << 6;
sum += aom_highbd_sad128x64_avx2(src, src_stride, ref, ref_stride);
return sum;
}
#endif // CONFIG_EXT_PARTITION
// If sec_ptr = 0, calculate regular SAD. Otherwise, calculate average SAD.
static INLINE void sad16x4(const uint16_t *src_ptr, int src_stride,
const uint16_t *ref_ptr, int ref_stride,
const uint16_t *sec_ptr, __m256i *sad_acc) {
__m256i s0, s1, s2, s3, r0, r1, r2, r3;
const __m256i zero = _mm256_setzero_si256();
s0 = _mm256_loadu_si256((const __m256i *)src_ptr);
s1 = _mm256_loadu_si256((const __m256i *)(src_ptr + src_stride));
s2 = _mm256_loadu_si256((const __m256i *)(src_ptr + 2 * src_stride));
s3 = _mm256_loadu_si256((const __m256i *)(src_ptr + 3 * src_stride));
r0 = _mm256_loadu_si256((const __m256i *)ref_ptr);
r1 = _mm256_loadu_si256((const __m256i *)(ref_ptr + ref_stride));
r2 = _mm256_loadu_si256((const __m256i *)(ref_ptr + 2 * ref_stride));
r3 = _mm256_loadu_si256((const __m256i *)(ref_ptr + 3 * ref_stride));
if (sec_ptr) {
r0 = _mm256_avg_epu16(r0, _mm256_loadu_si256((const __m256i *)sec_ptr));
r1 = _mm256_avg_epu16(r1,
_mm256_loadu_si256((const __m256i *)(sec_ptr + 16)));
r2 = _mm256_avg_epu16(r2,
_mm256_loadu_si256((const __m256i *)(sec_ptr + 32)));
r3 = _mm256_avg_epu16(r3,
_mm256_loadu_si256((const __m256i *)(sec_ptr + 48)));
}
s0 = _mm256_sub_epi16(s0, r0);
s1 = _mm256_sub_epi16(s1, r1);
s2 = _mm256_sub_epi16(s2, r2);
s3 = _mm256_sub_epi16(s3, r3);
s0 = _mm256_abs_epi16(s0);
s1 = _mm256_abs_epi16(s1);
s2 = _mm256_abs_epi16(s2);
s3 = _mm256_abs_epi16(s3);
s0 = _mm256_add_epi16(s0, s1);
s0 = _mm256_add_epi16(s0, s2);
s0 = _mm256_add_epi16(s0, s3);
r0 = _mm256_unpacklo_epi16(s0, zero);
r1 = _mm256_unpackhi_epi16(s0, zero);
r0 = _mm256_add_epi32(r0, r1);
*sad_acc = _mm256_add_epi32(*sad_acc, r0);
}
unsigned int aom_highbd_sad16x8_avg_avx2(const uint8_t *src, int src_stride,
const uint8_t *ref, int ref_stride,
const uint8_t *second_pred) {
__m256i sad = _mm256_setzero_si256();
uint16_t *srcp = CONVERT_TO_SHORTPTR(src);
uint16_t *refp = CONVERT_TO_SHORTPTR(ref);
uint16_t *secp = CONVERT_TO_SHORTPTR(second_pred);
sad16x4(srcp, src_stride, refp, ref_stride, secp, &sad);
// Next 4 rows
srcp += src_stride << 2;
refp += ref_stride << 2;
secp += 64;
sad16x4(srcp, src_stride, refp, ref_stride, secp, &sad);
return get_sad_from_mm256_epi32(&sad);
}
unsigned int aom_highbd_sad16x16_avg_avx2(const uint8_t *src, int src_stride,
const uint8_t *ref, int ref_stride,
const uint8_t *second_pred) {
const int left_shift = 3;
uint32_t sum = aom_highbd_sad16x8_avg_avx2(src, src_stride, ref, ref_stride,
second_pred);
src += src_stride << left_shift;
ref += ref_stride << left_shift;
second_pred += 16 << left_shift;
sum += aom_highbd_sad16x8_avg_avx2(src, src_stride, ref, ref_stride,
second_pred);
return sum;
}
unsigned int aom_highbd_sad16x32_avg_avx2(const uint8_t *src, int src_stride,
const uint8_t *ref, int ref_stride,
const uint8_t *second_pred) {
const int left_shift = 4;
uint32_t sum = aom_highbd_sad16x16_avg_avx2(src, src_stride, ref, ref_stride,
second_pred);
src += src_stride << left_shift;
ref += ref_stride << left_shift;
second_pred += 16 << left_shift;
sum += aom_highbd_sad16x16_avg_avx2(src, src_stride, ref, ref_stride,
second_pred);
return sum;
}
unsigned int aom_highbd_sad32x16_avg_avx2(const uint8_t *src, int src_stride,
const uint8_t *ref, int ref_stride,
const uint8_t *second_pred) {
__m256i sad = _mm256_setzero_si256();
uint16_t *srcp = CONVERT_TO_SHORTPTR(src);
uint16_t *refp = CONVERT_TO_SHORTPTR(ref);
uint16_t *secp = CONVERT_TO_SHORTPTR(second_pred);
const int left_shift = 2;
int row_section = 0;
while (row_section < 4) {
sad32x4(srcp, src_stride, refp, ref_stride, secp, &sad);
srcp += src_stride << left_shift;
refp += ref_stride << left_shift;
secp += 32 << left_shift;
row_section += 1;
}
return get_sad_from_mm256_epi32(&sad);
}
unsigned int aom_highbd_sad32x32_avg_avx2(const uint8_t *src, int src_stride,
const uint8_t *ref, int ref_stride,
const uint8_t *second_pred) {
const int left_shift = 4;
uint32_t sum = aom_highbd_sad32x16_avg_avx2(src, src_stride, ref, ref_stride,
second_pred);
src += src_stride << left_shift;
ref += ref_stride << left_shift;
second_pred += 32 << left_shift;
sum += aom_highbd_sad32x16_avg_avx2(src, src_stride, ref, ref_stride,
second_pred);
return sum;
}
unsigned int aom_highbd_sad32x64_avg_avx2(const uint8_t *src, int src_stride,
const uint8_t *ref, int ref_stride,
const uint8_t *second_pred) {
const int left_shift = 5;
uint32_t sum = aom_highbd_sad32x32_avg_avx2(src, src_stride, ref, ref_stride,
second_pred);
src += src_stride << left_shift;
ref += ref_stride << left_shift;
second_pred += 32 << left_shift;
sum += aom_highbd_sad32x32_avg_avx2(src, src_stride, ref, ref_stride,
second_pred);
return sum;
}
unsigned int aom_highbd_sad64x32_avg_avx2(const uint8_t *src, int src_stride,
const uint8_t *ref, int ref_stride,
const uint8_t *second_pred) {
__m256i sad = _mm256_setzero_si256();
uint16_t *srcp = CONVERT_TO_SHORTPTR(src);
uint16_t *refp = CONVERT_TO_SHORTPTR(ref);
uint16_t *secp = CONVERT_TO_SHORTPTR(second_pred);
const int left_shift = 1;
int row_section = 0;
while (row_section < 16) {
sad64x2(srcp, src_stride, refp, ref_stride, secp, &sad);
srcp += src_stride << left_shift;
refp += ref_stride << left_shift;
secp += 64 << left_shift;
row_section += 1;
}
return get_sad_from_mm256_epi32(&sad);
}
unsigned int aom_highbd_sad64x64_avg_avx2(const uint8_t *src, int src_stride,
const uint8_t *ref, int ref_stride,
const uint8_t *second_pred) {
const int left_shift = 5;
uint32_t sum = aom_highbd_sad64x32_avg_avx2(src, src_stride, ref, ref_stride,
second_pred);
src += src_stride << left_shift;
ref += ref_stride << left_shift;
second_pred += 64 << left_shift;
sum += aom_highbd_sad64x32_avg_avx2(src, src_stride, ref, ref_stride,
second_pred);
return sum;
}
#if CONFIG_EXT_PARTITION
unsigned int aom_highbd_sad64x128_avg_avx2(const uint8_t *src, int src_stride,
const uint8_t *ref, int ref_stride,
const uint8_t *second_pred) {
const int left_shift = 6;
uint32_t sum = aom_highbd_sad64x64_avg_avx2(src, src_stride, ref, ref_stride,
second_pred);
src += src_stride << left_shift;
ref += ref_stride << left_shift;
second_pred += 64 << left_shift;
sum += aom_highbd_sad64x64_avg_avx2(src, src_stride, ref, ref_stride,
second_pred);
return sum;
}
unsigned int aom_highbd_sad128x64_avg_avx2(const uint8_t *src, int src_stride,
const uint8_t *ref, int ref_stride,
const uint8_t *second_pred) {
__m256i sad = _mm256_setzero_si256();
uint16_t *srcp = CONVERT_TO_SHORTPTR(src);
uint16_t *refp = CONVERT_TO_SHORTPTR(ref);
uint16_t *secp = CONVERT_TO_SHORTPTR(second_pred);
int row = 0;
while (row < 64) {
sad128x1(srcp, refp, secp, &sad);
srcp += src_stride;
refp += ref_stride;
secp += 16 << 3;
row += 1;
}
return get_sad_from_mm256_epi32(&sad);
}
unsigned int aom_highbd_sad128x128_avg_avx2(const uint8_t *src, int src_stride,
const uint8_t *ref, int ref_stride,
const uint8_t *second_pred) {
unsigned int sum;
const int left_shift = 6;
sum = aom_highbd_sad128x64_avg_avx2(src, src_stride, ref, ref_stride,
second_pred);
src += src_stride << left_shift;
ref += ref_stride << left_shift;
second_pred += 128 << left_shift;
sum += aom_highbd_sad128x64_avg_avx2(src, src_stride, ref, ref_stride,
second_pred);
return sum;
}
#endif // CONFIG_EXT_PARTITION
// SAD 4D
// Combine 4 __m256i vectors to uint32_t result[4]
static INLINE void get_4d_sad_from_mm256_epi32(const __m256i *v,
uint32_t *res) {
__m256i u0, u1, u2, u3;
const __m256i mask = _mm256_set1_epi64x(UINT32_MAX);
__m128i sad;
// 8 32-bit summation
u0 = _mm256_srli_si256(v[0], 4);
u1 = _mm256_srli_si256(v[1], 4);
u2 = _mm256_srli_si256(v[2], 4);
u3 = _mm256_srli_si256(v[3], 4);
u0 = _mm256_add_epi32(u0, v[0]);
u1 = _mm256_add_epi32(u1, v[1]);
u2 = _mm256_add_epi32(u2, v[2]);
u3 = _mm256_add_epi32(u3, v[3]);
u0 = _mm256_and_si256(u0, mask);
u1 = _mm256_and_si256(u1, mask);
u2 = _mm256_and_si256(u2, mask);
u3 = _mm256_and_si256(u3, mask);
// 4 32-bit summation, evenly positioned
u1 = _mm256_slli_si256(u1, 4);
u3 = _mm256_slli_si256(u3, 4);
u0 = _mm256_or_si256(u0, u1);
u2 = _mm256_or_si256(u2, u3);
// 8 32-bit summation, interleaved
u1 = _mm256_unpacklo_epi64(u0, u2);
u3 = _mm256_unpackhi_epi64(u0, u2);
u0 = _mm256_add_epi32(u1, u3);
sad = _mm_add_epi32(_mm256_extractf128_si256(u0, 1),
_mm256_castsi256_si128(u0));
_mm_storeu_si128((__m128i *)res, sad);
}
static void convert_pointers(const uint8_t *const ref8[],
const uint16_t *ref[]) {
ref[0] = CONVERT_TO_SHORTPTR(ref8[0]);
ref[1] = CONVERT_TO_SHORTPTR(ref8[1]);
ref[2] = CONVERT_TO_SHORTPTR(ref8[2]);
ref[3] = CONVERT_TO_SHORTPTR(ref8[3]);
}
static void init_sad(__m256i *s) {
s[0] = _mm256_setzero_si256();
s[1] = _mm256_setzero_si256();
s[2] = _mm256_setzero_si256();
s[3] = _mm256_setzero_si256();
}
void aom_highbd_sad16x8x4d_avx2(const uint8_t *src, int src_stride,
const uint8_t *const ref_array[],
int ref_stride, uint32_t *sad_array) {
__m256i sad_vec[4];
const uint16_t *refp[4];
const uint16_t *keep = CONVERT_TO_SHORTPTR(src);
const uint16_t *srcp;
const int shift_for_4_rows = 2;
int i;
init_sad(sad_vec);
convert_pointers(ref_array, refp);
for (i = 0; i < 4; ++i) {
srcp = keep;
sad16x4(srcp, src_stride, refp[i], ref_stride, 0, &sad_vec[i]);
srcp += src_stride << shift_for_4_rows;
refp[i] += ref_stride << shift_for_4_rows;
sad16x4(srcp, src_stride, refp[i], ref_stride, 0, &sad_vec[i]);
}
get_4d_sad_from_mm256_epi32(sad_vec, sad_array);
}
void aom_highbd_sad16x16x4d_avx2(const uint8_t *src, int src_stride,
const uint8_t *const ref_array[],
int ref_stride, uint32_t *sad_array) {
uint32_t first8rows[4];
uint32_t second8rows[4];
const uint8_t *ref[4];
const int shift_for_8_rows = 3;
ref[0] = ref_array[0];
ref[1] = ref_array[1];
ref[2] = ref_array[2];
ref[3] = ref_array[3];
aom_highbd_sad16x8x4d_avx2(src, src_stride, ref, ref_stride, first8rows);
src += src_stride << shift_for_8_rows;
ref[0] += ref_stride << shift_for_8_rows;
ref[1] += ref_stride << shift_for_8_rows;
ref[2] += ref_stride << shift_for_8_rows;
ref[3] += ref_stride << shift_for_8_rows;
aom_highbd_sad16x8x4d_avx2(src, src_stride, ref, ref_stride, second8rows);
sad_array[0] = first8rows[0] + second8rows[0];
sad_array[1] = first8rows[1] + second8rows[1];
sad_array[2] = first8rows[2] + second8rows[2];
sad_array[3] = first8rows[3] + second8rows[3];
}
void aom_highbd_sad16x32x4d_avx2(const uint8_t *src, int src_stride,
const uint8_t *const ref_array[],
int ref_stride, uint32_t *sad_array) {
uint32_t first_half[4];
uint32_t second_half[4];
const uint8_t *ref[4];
const int shift_for_rows = 4;
ref[0] = ref_array[0];
ref[1] = ref_array[1];
ref[2] = ref_array[2];
ref[3] = ref_array[3];
aom_highbd_sad16x16x4d_avx2(src, src_stride, ref, ref_stride, first_half);
src += src_stride << shift_for_rows;
ref[0] += ref_stride << shift_for_rows;
ref[1] += ref_stride << shift_for_rows;
ref[2] += ref_stride << shift_for_rows;
ref[3] += ref_stride << shift_for_rows;
aom_highbd_sad16x16x4d_avx2(src, src_stride, ref, ref_stride, second_half);
sad_array[0] = first_half[0] + second_half[0];
sad_array[1] = first_half[1] + second_half[1];
sad_array[2] = first_half[2] + second_half[2];
sad_array[3] = first_half[3] + second_half[3];
}
void aom_highbd_sad32x16x4d_avx2(const uint8_t *src, int src_stride,
const uint8_t *const ref_array[],
int ref_stride, uint32_t *sad_array) {
__m256i sad_vec[4];
const uint16_t *refp[4];
const uint16_t *keep = CONVERT_TO_SHORTPTR(src);
const uint16_t *srcp;
const int shift_for_4_rows = 2;
int i;
int rows_section;
init_sad(sad_vec);
convert_pointers(ref_array, refp);
for (i = 0; i < 4; ++i) {
srcp = keep;
rows_section = 0;
while (rows_section < 4) {
sad32x4(srcp, src_stride, refp[i], ref_stride, 0, &sad_vec[i]);
srcp += src_stride << shift_for_4_rows;
refp[i] += ref_stride << shift_for_4_rows;
rows_section++;
}
}
get_4d_sad_from_mm256_epi32(sad_vec, sad_array);
}
void aom_highbd_sad32x32x4d_avx2(const uint8_t *src, int src_stride,
const uint8_t *const ref_array[],
int ref_stride, uint32_t *sad_array) {
uint32_t first_half[4];
uint32_t second_half[4];
const uint8_t *ref[4];
const int shift_for_rows = 4;
ref[0] = ref_array[0];
ref[1] = ref_array[1];
ref[2] = ref_array[2];
ref[3] = ref_array[3];
aom_highbd_sad32x16x4d_avx2(src, src_stride, ref, ref_stride, first_half);
src += src_stride << shift_for_rows;
ref[0] += ref_stride << shift_for_rows;
ref[1] += ref_stride << shift_for_rows;
ref[2] += ref_stride << shift_for_rows;
ref[3] += ref_stride << shift_for_rows;
aom_highbd_sad32x16x4d_avx2(src, src_stride, ref, ref_stride, second_half);
sad_array[0] = first_half[0] + second_half[0];
sad_array[1] = first_half[1] + second_half[1];
sad_array[2] = first_half[2] + second_half[2];
sad_array[3] = first_half[3] + second_half[3];
}
void aom_highbd_sad32x64x4d_avx2(const uint8_t *src, int src_stride,
const uint8_t *const ref_array[],
int ref_stride, uint32_t *sad_array) {
uint32_t first_half[4];
uint32_t second_half[4];
const uint8_t *ref[4];
const int shift_for_rows = 5;
ref[0] = ref_array[0];
ref[1] = ref_array[1];
ref[2] = ref_array[2];
ref[3] = ref_array[3];
aom_highbd_sad32x32x4d_avx2(src, src_stride, ref, ref_stride, first_half);
src += src_stride << shift_for_rows;
ref[0] += ref_stride << shift_for_rows;
ref[1] += ref_stride << shift_for_rows;
ref[2] += ref_stride << shift_for_rows;
ref[3] += ref_stride << shift_for_rows;
aom_highbd_sad32x32x4d_avx2(src, src_stride, ref, ref_stride, second_half);
sad_array[0] = first_half[0] + second_half[0];
sad_array[1] = first_half[1] + second_half[1];
sad_array[2] = first_half[2] + second_half[2];
sad_array[3] = first_half[3] + second_half[3];
}
void aom_highbd_sad64x32x4d_avx2(const uint8_t *src, int src_stride,
const uint8_t *const ref_array[],
int ref_stride, uint32_t *sad_array) {
__m256i sad_vec[4];
const uint16_t *refp[4];
const uint16_t *keep = CONVERT_TO_SHORTPTR(src);
const uint16_t *srcp;
const int shift_for_rows = 1;
int i;
int rows_section;
init_sad(sad_vec);
convert_pointers(ref_array, refp);
for (i = 0; i < 4; ++i) {
srcp = keep;
rows_section = 0;
while (rows_section < 16) {
sad64x2(srcp, src_stride, refp[i], ref_stride, NULL, &sad_vec[i]);
srcp += src_stride << shift_for_rows;
refp[i] += ref_stride << shift_for_rows;
rows_section++;
}
}
get_4d_sad_from_mm256_epi32(sad_vec, sad_array);
}
void aom_highbd_sad64x64x4d_avx2(const uint8_t *src, int src_stride,
const uint8_t *const ref_array[],
int ref_stride, uint32_t *sad_array) {
uint32_t first_half[4];
uint32_t second_half[4];
const uint8_t *ref[4];
const int shift_for_rows = 5;
ref[0] = ref_array[0];
ref[1] = ref_array[1];
ref[2] = ref_array[2];
ref[3] = ref_array[3];
aom_highbd_sad64x32x4d_avx2(src, src_stride, ref, ref_stride, first_half);
src += src_stride << shift_for_rows;
ref[0] += ref_stride << shift_for_rows;
ref[1] += ref_stride << shift_for_rows;
ref[2] += ref_stride << shift_for_rows;
ref[3] += ref_stride << shift_for_rows;
aom_highbd_sad64x32x4d_avx2(src, src_stride, ref, ref_stride, second_half);
sad_array[0] = first_half[0] + second_half[0];
sad_array[1] = first_half[1] + second_half[1];
sad_array[2] = first_half[2] + second_half[2];
sad_array[3] = first_half[3] + second_half[3];
}
#if CONFIG_EXT_PARTITION
void aom_highbd_sad64x128x4d_avx2(const uint8_t *src, int src_stride,
const uint8_t *const ref_array[],
int ref_stride, uint32_t *sad_array) {
uint32_t first_half[4];
uint32_t second_half[4];
const uint8_t *ref[4];
const int shift_for_rows = 6;
ref[0] = ref_array[0];
ref[1] = ref_array[1];
ref[2] = ref_array[2];
ref[3] = ref_array[3];
aom_highbd_sad64x64x4d_avx2(src, src_stride, ref, ref_stride, first_half);
src += src_stride << shift_for_rows;
ref[0] += ref_stride << shift_for_rows;
ref[1] += ref_stride << shift_for_rows;
ref[2] += ref_stride << shift_for_rows;
ref[3] += ref_stride << shift_for_rows;
aom_highbd_sad64x64x4d_avx2(src, src_stride, ref, ref_stride, second_half);
sad_array[0] = first_half[0] + second_half[0];
sad_array[1] = first_half[1] + second_half[1];
sad_array[2] = first_half[2] + second_half[2];
sad_array[3] = first_half[3] + second_half[3];
}
void aom_highbd_sad128x64x4d_avx2(const uint8_t *src, int src_stride,
const uint8_t *const ref_array[],
int ref_stride, uint32_t *sad_array) {
__m256i sad_vec[4];
const uint16_t *refp[4];
const uint16_t *keep = CONVERT_TO_SHORTPTR(src);
const uint16_t *srcp;
int i;
int rows_section;
init_sad(sad_vec);
convert_pointers(ref_array, refp);
for (i = 0; i < 4; ++i) {
srcp = keep;
rows_section = 0;
while (rows_section < 64) {
sad128x1(srcp, refp[i], NULL, &sad_vec[i]);
srcp += src_stride;
refp[i] += ref_stride;
rows_section++;
}
}
get_4d_sad_from_mm256_epi32(sad_vec, sad_array);
}
void aom_highbd_sad128x128x4d_avx2(const uint8_t *src, int src_stride,
const uint8_t *const ref_array[],
int ref_stride, uint32_t *sad_array) {
uint32_t first_half[4];
uint32_t second_half[4];
const uint8_t *ref[4];
const int shift_for_rows = 6;
ref[0] = ref_array[0];
ref[1] = ref_array[1];
ref[2] = ref_array[2];
ref[3] = ref_array[3];
aom_highbd_sad128x64x4d_avx2(src, src_stride, ref, ref_stride, first_half);
src += src_stride << shift_for_rows;
ref[0] += ref_stride << shift_for_rows;
ref[1] += ref_stride << shift_for_rows;
ref[2] += ref_stride << shift_for_rows;
ref[3] += ref_stride << shift_for_rows;
aom_highbd_sad128x64x4d_avx2(src, src_stride, ref, ref_stride, second_half);
sad_array[0] = first_half[0] + second_half[0];
sad_array[1] = first_half[1] + second_half[1];
sad_array[2] = first_half[2] + second_half[2];
sad_array[3] = first_half[3] + second_half[3];
}
#endif // CONFIG_EXT_PARTITION