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/*
* Copyright (c) 2018, 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 <assert.h>
#include "config/av1_rtcd.h"
#include "aom_dsp/x86/convolve_avx2.h"
#include "aom_dsp/x86/convolve_common_intrin.h"
#include "aom_dsp/x86/convolve_sse4_1.h"
#include "aom_dsp/x86/synonyms.h"
#include "aom_dsp/aom_dsp_common.h"
#include "aom_dsp/aom_filter.h"
#include "av1/common/convolve.h"
void av1_highbd_dist_wtd_convolve_2d_copy_avx2(const uint16_t *src,
int src_stride, uint16_t *dst0,
int dst_stride0, int w, int h,
ConvolveParams *conv_params,
int bd) {
CONV_BUF_TYPE *dst = conv_params->dst;
int dst_stride = conv_params->dst_stride;
const int bits =
FILTER_BITS * 2 - conv_params->round_1 - conv_params->round_0;
const __m128i left_shift = _mm_cvtsi32_si128(bits);
const int do_average = conv_params->do_average;
const int use_dist_wtd_comp_avg = conv_params->use_dist_wtd_comp_avg;
const int w0 = conv_params->fwd_offset;
const int w1 = conv_params->bck_offset;
const __m256i wt0 = _mm256_set1_epi32(w0);
const __m256i wt1 = _mm256_set1_epi32(w1);
const __m256i zero = _mm256_setzero_si256();
int i, j;
const int offset_0 =
bd + 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
const int offset = (1 << offset_0) + (1 << (offset_0 - 1));
const __m256i offset_const = _mm256_set1_epi32(offset);
const __m256i offset_const_16b = _mm256_set1_epi16(offset);
const int rounding_shift =
2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
const __m256i rounding_const = _mm256_set1_epi32((1 << rounding_shift) >> 1);
const __m256i clip_pixel_to_bd =
_mm256_set1_epi16(bd == 10 ? 1023 : (bd == 12 ? 4095 : 255));
assert(bits <= 4);
if (!(w % 16)) {
for (i = 0; i < h; i += 1) {
for (j = 0; j < w; j += 16) {
const __m256i src_16bit =
_mm256_loadu_si256((__m256i *)(&src[i * src_stride + j]));
const __m256i res = _mm256_sll_epi16(src_16bit, left_shift);
if (do_average) {
const __m256i data_0 =
_mm256_loadu_si256((__m256i *)(&dst[i * dst_stride + j]));
const __m256i data_ref_0_lo = _mm256_unpacklo_epi16(data_0, zero);
const __m256i data_ref_0_hi = _mm256_unpackhi_epi16(data_0, zero);
const __m256i res_32b_lo = _mm256_unpacklo_epi16(res, zero);
const __m256i res_unsigned_lo =
_mm256_add_epi32(res_32b_lo, offset_const);
const __m256i comp_avg_res_lo =
highbd_comp_avg(&data_ref_0_lo, &res_unsigned_lo, &wt0, &wt1,
use_dist_wtd_comp_avg);
const __m256i res_32b_hi = _mm256_unpackhi_epi16(res, zero);
const __m256i res_unsigned_hi =
_mm256_add_epi32(res_32b_hi, offset_const);
const __m256i comp_avg_res_hi =
highbd_comp_avg(&data_ref_0_hi, &res_unsigned_hi, &wt0, &wt1,
use_dist_wtd_comp_avg);
const __m256i round_result_lo = highbd_convolve_rounding(
&comp_avg_res_lo, &offset_const, &rounding_const, rounding_shift);
const __m256i round_result_hi = highbd_convolve_rounding(
&comp_avg_res_hi, &offset_const, &rounding_const, rounding_shift);
const __m256i res_16b =
_mm256_packus_epi32(round_result_lo, round_result_hi);
const __m256i res_clip = _mm256_min_epi16(res_16b, clip_pixel_to_bd);
_mm256_store_si256((__m256i *)(&dst0[i * dst_stride0 + j]), res_clip);
} else {
const __m256i res_unsigned_16b =
_mm256_adds_epu16(res, offset_const_16b);
_mm256_store_si256((__m256i *)(&dst[i * dst_stride + j]),
res_unsigned_16b);
}
}
}
} else if (!(w % 4)) {
for (i = 0; i < h; i += 2) {
for (j = 0; j < w; j += 8) {
const __m128i src_row_0 =
_mm_loadu_si128((__m128i *)(&src[i * src_stride + j]));
const __m128i src_row_1 =
_mm_loadu_si128((__m128i *)(&src[i * src_stride + j + src_stride]));
// since not all compilers yet support _mm256_set_m128i()
const __m256i src_10 = _mm256_insertf128_si256(
_mm256_castsi128_si256(src_row_0), src_row_1, 1);
const __m256i res = _mm256_sll_epi16(src_10, left_shift);
if (w - j < 8) {
if (do_average) {
const __m256i data_0 = _mm256_castsi128_si256(
_mm_loadl_epi64((__m128i *)(&dst[i * dst_stride + j])));
const __m256i data_1 = _mm256_castsi128_si256(_mm_loadl_epi64(
(__m128i *)(&dst[i * dst_stride + j + dst_stride])));
const __m256i data_01 =
_mm256_permute2x128_si256(data_0, data_1, 0x20);
const __m256i data_ref_0 = _mm256_unpacklo_epi16(data_01, zero);
const __m256i res_32b = _mm256_unpacklo_epi16(res, zero);
const __m256i res_unsigned_lo =
_mm256_add_epi32(res_32b, offset_const);
const __m256i comp_avg_res =
highbd_comp_avg(&data_ref_0, &res_unsigned_lo, &wt0, &wt1,
use_dist_wtd_comp_avg);
const __m256i round_result = highbd_convolve_rounding(
&comp_avg_res, &offset_const, &rounding_const, rounding_shift);
const __m256i res_16b =
_mm256_packus_epi32(round_result, round_result);
const __m256i res_clip =
_mm256_min_epi16(res_16b, clip_pixel_to_bd);
const __m128i res_0 = _mm256_castsi256_si128(res_clip);
const __m128i res_1 = _mm256_extracti128_si256(res_clip, 1);
_mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_0);
_mm_storel_epi64(
(__m128i *)(&dst0[i * dst_stride0 + j + dst_stride0]), res_1);
} else {
const __m256i res_unsigned_16b =
_mm256_adds_epu16(res, offset_const_16b);
const __m128i res_0 = _mm256_castsi256_si128(res_unsigned_16b);
const __m128i res_1 = _mm256_extracti128_si256(res_unsigned_16b, 1);
_mm_storel_epi64((__m128i *)(&dst[i * dst_stride + j]), res_0);
_mm_storel_epi64((__m128i *)(&dst[i * dst_stride + j + dst_stride]),
res_1);
}
} else {
if (do_average) {
const __m256i data_0 = _mm256_castsi128_si256(
_mm_loadu_si128((__m128i *)(&dst[i * dst_stride + j])));
const __m256i data_1 = _mm256_castsi128_si256(_mm_loadu_si128(
(__m128i *)(&dst[i * dst_stride + j + dst_stride])));
const __m256i data_01 =
_mm256_permute2x128_si256(data_0, data_1, 0x20);
const __m256i data_ref_0_lo = _mm256_unpacklo_epi16(data_01, zero);
const __m256i data_ref_0_hi = _mm256_unpackhi_epi16(data_01, zero);
const __m256i res_32b_lo = _mm256_unpacklo_epi16(res, zero);
const __m256i res_unsigned_lo =
_mm256_add_epi32(res_32b_lo, offset_const);
const __m256i comp_avg_res_lo =
highbd_comp_avg(&data_ref_0_lo, &res_unsigned_lo, &wt0, &wt1,
use_dist_wtd_comp_avg);
const __m256i res_32b_hi = _mm256_unpackhi_epi16(res, zero);
const __m256i res_unsigned_hi =
_mm256_add_epi32(res_32b_hi, offset_const);
const __m256i comp_avg_res_hi =
highbd_comp_avg(&data_ref_0_hi, &res_unsigned_hi, &wt0, &wt1,
use_dist_wtd_comp_avg);
const __m256i round_result_lo =
highbd_convolve_rounding(&comp_avg_res_lo, &offset_const,
&rounding_const, rounding_shift);
const __m256i round_result_hi =
highbd_convolve_rounding(&comp_avg_res_hi, &offset_const,
&rounding_const, rounding_shift);
const __m256i res_16b =
_mm256_packus_epi32(round_result_lo, round_result_hi);
const __m256i res_clip =
_mm256_min_epi16(res_16b, clip_pixel_to_bd);
const __m128i res_0 = _mm256_castsi256_si128(res_clip);
const __m128i res_1 = _mm256_extracti128_si256(res_clip, 1);
_mm_store_si128((__m128i *)(&dst0[i * dst_stride0 + j]), res_0);
_mm_store_si128(
(__m128i *)(&dst0[i * dst_stride0 + j + dst_stride0]), res_1);
} else {
const __m256i res_unsigned_16b =
_mm256_adds_epu16(res, offset_const_16b);
const __m128i res_0 = _mm256_castsi256_si128(res_unsigned_16b);
const __m128i res_1 = _mm256_extracti128_si256(res_unsigned_16b, 1);
_mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0);
_mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]),
res_1);
}
}
}
}
}
}
void av1_highbd_dist_wtd_convolve_2d_avx2(
const uint16_t *src, int src_stride, uint16_t *dst0, int dst_stride0, int w,
int h, const InterpFilterParams *filter_params_x,
const InterpFilterParams *filter_params_y, const int subpel_x_qn,
const int subpel_y_qn, ConvolveParams *conv_params, int bd) {
DECLARE_ALIGNED(32, int16_t, im_block[(MAX_SB_SIZE + MAX_FILTER_TAP) * 8]);
CONV_BUF_TYPE *dst = conv_params->dst;
int dst_stride = conv_params->dst_stride;
int im_h = h + filter_params_y->taps - 1;
int im_stride = 8;
int i, j;
const int fo_vert = filter_params_y->taps / 2 - 1;
const int fo_horiz = filter_params_x->taps / 2 - 1;
const uint16_t *const src_ptr = src - fo_vert * src_stride - fo_horiz;
// Check that, even with 12-bit input, the intermediate values will fit
// into an unsigned 16-bit intermediate array.
assert(bd + FILTER_BITS + 2 - conv_params->round_0 <= 16);
__m256i s[8], coeffs_y[4], coeffs_x[4];
const int do_average = conv_params->do_average;
const int use_dist_wtd_comp_avg = conv_params->use_dist_wtd_comp_avg;
const int w0 = conv_params->fwd_offset;
const int w1 = conv_params->bck_offset;
const __m256i wt0 = _mm256_set1_epi32(w0);
const __m256i wt1 = _mm256_set1_epi32(w1);
const __m256i zero = _mm256_setzero_si256();
const __m256i round_const_x = _mm256_set1_epi32(
((1 << conv_params->round_0) >> 1) + (1 << (bd + FILTER_BITS - 1)));
const __m128i round_shift_x = _mm_cvtsi32_si128(conv_params->round_0);
const __m256i round_const_y = _mm256_set1_epi32(
((1 << conv_params->round_1) >> 1) -
(1 << (bd + 2 * FILTER_BITS - conv_params->round_0 - 1)));
const __m128i round_shift_y = _mm_cvtsi32_si128(conv_params->round_1);
const int offset_0 =
bd + 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
const int offset = (1 << offset_0) + (1 << (offset_0 - 1));
const __m256i offset_const = _mm256_set1_epi32(offset);
const int rounding_shift =
2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
const __m256i rounding_const = _mm256_set1_epi32((1 << rounding_shift) >> 1);
const __m256i clip_pixel_to_bd =
_mm256_set1_epi16(bd == 10 ? 1023 : (bd == 12 ? 4095 : 255));
prepare_coeffs(filter_params_x, subpel_x_qn, coeffs_x);
prepare_coeffs(filter_params_y, subpel_y_qn, coeffs_y);
for (j = 0; j < w; j += 8) {
/* Horizontal filter */
{
for (i = 0; i < im_h; i += 2) {
const __m256i row0 =
_mm256_loadu_si256((__m256i *)&src_ptr[i * src_stride + j]);
__m256i row1 = _mm256_setzero_si256();
if (i + 1 < im_h)
row1 =
_mm256_loadu_si256((__m256i *)&src_ptr[(i + 1) * src_stride + j]);
const __m256i r0 = _mm256_permute2x128_si256(row0, row1, 0x20);
const __m256i r1 = _mm256_permute2x128_si256(row0, row1, 0x31);
// even pixels
s[0] = _mm256_alignr_epi8(r1, r0, 0);
s[1] = _mm256_alignr_epi8(r1, r0, 4);
s[2] = _mm256_alignr_epi8(r1, r0, 8);
s[3] = _mm256_alignr_epi8(r1, r0, 12);
__m256i res_even = convolve(s, coeffs_x);
res_even = _mm256_sra_epi32(_mm256_add_epi32(res_even, round_const_x),
round_shift_x);
// odd pixels
s[0] = _mm256_alignr_epi8(r1, r0, 2);
s[1] = _mm256_alignr_epi8(r1, r0, 6);
s[2] = _mm256_alignr_epi8(r1, r0, 10);
s[3] = _mm256_alignr_epi8(r1, r0, 14);
__m256i res_odd = convolve(s, coeffs_x);
res_odd = _mm256_sra_epi32(_mm256_add_epi32(res_odd, round_const_x),
round_shift_x);
__m256i res_even1 = _mm256_packs_epi32(res_even, res_even);
__m256i res_odd1 = _mm256_packs_epi32(res_odd, res_odd);
__m256i res = _mm256_unpacklo_epi16(res_even1, res_odd1);
_mm256_store_si256((__m256i *)&im_block[i * im_stride], res);
}
}
/* Vertical filter */
{
__m256i s0 = _mm256_loadu_si256((__m256i *)(im_block + 0 * im_stride));
__m256i s1 = _mm256_loadu_si256((__m256i *)(im_block + 1 * im_stride));
__m256i s2 = _mm256_loadu_si256((__m256i *)(im_block + 2 * im_stride));
__m256i s3 = _mm256_loadu_si256((__m256i *)(im_block + 3 * im_stride));
__m256i s4 = _mm256_loadu_si256((__m256i *)(im_block + 4 * im_stride));
__m256i s5 = _mm256_loadu_si256((__m256i *)(im_block + 5 * im_stride));
s[0] = _mm256_unpacklo_epi16(s0, s1);
s[1] = _mm256_unpacklo_epi16(s2, s3);
s[2] = _mm256_unpacklo_epi16(s4, s5);
s[4] = _mm256_unpackhi_epi16(s0, s1);
s[5] = _mm256_unpackhi_epi16(s2, s3);
s[6] = _mm256_unpackhi_epi16(s4, s5);
for (i = 0; i < h; i += 2) {
const int16_t *data = &im_block[i * im_stride];
const __m256i s6 =
_mm256_loadu_si256((__m256i *)(data + 6 * im_stride));
const __m256i s7 =
_mm256_loadu_si256((__m256i *)(data + 7 * im_stride));
s[3] = _mm256_unpacklo_epi16(s6, s7);
s[7] = _mm256_unpackhi_epi16(s6, s7);
const __m256i res_a = convolve(s, coeffs_y);
const __m256i res_a_round = _mm256_sra_epi32(
_mm256_add_epi32(res_a, round_const_y), round_shift_y);
const __m256i res_unsigned_lo =
_mm256_add_epi32(res_a_round, offset_const);
if (w - j < 8) {
if (do_average) {
const __m256i data_0 = _mm256_castsi128_si256(
_mm_loadl_epi64((__m128i *)(&dst[i * dst_stride + j])));
const __m256i data_1 = _mm256_castsi128_si256(_mm_loadl_epi64(
(__m128i *)(&dst[i * dst_stride + j + dst_stride])));
const __m256i data_01 =
_mm256_permute2x128_si256(data_0, data_1, 0x20);
const __m256i data_ref_0 = _mm256_unpacklo_epi16(data_01, zero);
const __m256i comp_avg_res =
highbd_comp_avg(&data_ref_0, &res_unsigned_lo, &wt0, &wt1,
use_dist_wtd_comp_avg);
const __m256i round_result = highbd_convolve_rounding(
&comp_avg_res, &offset_const, &rounding_const, rounding_shift);
const __m256i res_16b =
_mm256_packus_epi32(round_result, round_result);
const __m256i res_clip =
_mm256_min_epi16(res_16b, clip_pixel_to_bd);
const __m128i res_0 = _mm256_castsi256_si128(res_clip);
const __m128i res_1 = _mm256_extracti128_si256(res_clip, 1);
_mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_0);
_mm_storel_epi64(
(__m128i *)(&dst0[i * dst_stride0 + j + dst_stride0]), res_1);
} else {
__m256i res_16b =
_mm256_packus_epi32(res_unsigned_lo, res_unsigned_lo);
const __m128i res_0 = _mm256_castsi256_si128(res_16b);
const __m128i res_1 = _mm256_extracti128_si256(res_16b, 1);
_mm_storel_epi64((__m128i *)(&dst[i * dst_stride + j]), res_0);
_mm_storel_epi64((__m128i *)(&dst[i * dst_stride + j + dst_stride]),
res_1);
}
} else {
const __m256i res_b = convolve(s + 4, coeffs_y);
const __m256i res_b_round = _mm256_sra_epi32(
_mm256_add_epi32(res_b, round_const_y), round_shift_y);
__m256i res_unsigned_hi = _mm256_add_epi32(res_b_round, offset_const);
if (do_average) {
const __m256i data_0 = _mm256_castsi128_si256(
_mm_loadu_si128((__m128i *)(&dst[i * dst_stride + j])));
const __m256i data_1 = _mm256_castsi128_si256(_mm_loadu_si128(
(__m128i *)(&dst[i * dst_stride + j + dst_stride])));
const __m256i data_01 =
_mm256_permute2x128_si256(data_0, data_1, 0x20);
const __m256i data_ref_0_lo = _mm256_unpacklo_epi16(data_01, zero);
const __m256i data_ref_0_hi = _mm256_unpackhi_epi16(data_01, zero);
const __m256i comp_avg_res_lo =
highbd_comp_avg(&data_ref_0_lo, &res_unsigned_lo, &wt0, &wt1,
use_dist_wtd_comp_avg);
const __m256i comp_avg_res_hi =
highbd_comp_avg(&data_ref_0_hi, &res_unsigned_hi, &wt0, &wt1,
use_dist_wtd_comp_avg);
const __m256i round_result_lo =
highbd_convolve_rounding(&comp_avg_res_lo, &offset_const,
&rounding_const, rounding_shift);
const __m256i round_result_hi =
highbd_convolve_rounding(&comp_avg_res_hi, &offset_const,
&rounding_const, rounding_shift);
const __m256i res_16b =
_mm256_packus_epi32(round_result_lo, round_result_hi);
const __m256i res_clip =
_mm256_min_epi16(res_16b, clip_pixel_to_bd);
const __m128i res_0 = _mm256_castsi256_si128(res_clip);
const __m128i res_1 = _mm256_extracti128_si256(res_clip, 1);
_mm_store_si128((__m128i *)(&dst0[i * dst_stride0 + j]), res_0);
_mm_store_si128(
(__m128i *)(&dst0[i * dst_stride0 + j + dst_stride0]), res_1);
} else {
__m256i res_16b =
_mm256_packus_epi32(res_unsigned_lo, res_unsigned_hi);
const __m128i res_0 = _mm256_castsi256_si128(res_16b);
const __m128i res_1 = _mm256_extracti128_si256(res_16b, 1);
_mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0);
_mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]),
res_1);
}
}
s[0] = s[1];
s[1] = s[2];
s[2] = s[3];
s[4] = s[5];
s[5] = s[6];
s[6] = s[7];
}
}
}
}
void av1_highbd_dist_wtd_convolve_x_avx2(
const uint16_t *src, int src_stride, uint16_t *dst0, int dst_stride0, int w,
int h, const InterpFilterParams *filter_params_x, const int subpel_x_qn,
ConvolveParams *conv_params, int bd) {
CONV_BUF_TYPE *dst = conv_params->dst;
int dst_stride = conv_params->dst_stride;
const int fo_horiz = filter_params_x->taps / 2 - 1;
const uint16_t *const src_ptr = src - fo_horiz;
const int bits = FILTER_BITS - conv_params->round_1;
int i, j;
__m256i s[4], coeffs_x[4];
const int do_average = conv_params->do_average;
const int use_dist_wtd_comp_avg = conv_params->use_dist_wtd_comp_avg;
const int w0 = conv_params->fwd_offset;
const int w1 = conv_params->bck_offset;
const __m256i wt0 = _mm256_set1_epi32(w0);
const __m256i wt1 = _mm256_set1_epi32(w1);
const __m256i zero = _mm256_setzero_si256();
const __m256i round_const_x =
_mm256_set1_epi32(((1 << conv_params->round_0) >> 1));
const __m128i round_shift_x = _mm_cvtsi32_si128(conv_params->round_0);
const __m128i round_shift_bits = _mm_cvtsi32_si128(bits);
const int offset_0 =
bd + 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
const int offset = (1 << offset_0) + (1 << (offset_0 - 1));
const __m256i offset_const = _mm256_set1_epi32(offset);
const int rounding_shift =
2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
const __m256i rounding_const = _mm256_set1_epi32((1 << rounding_shift) >> 1);
const __m256i clip_pixel_to_bd =
_mm256_set1_epi16(bd == 10 ? 1023 : (bd == 12 ? 4095 : 255));
assert(bits >= 0);
prepare_coeffs(filter_params_x, subpel_x_qn, coeffs_x);
for (j = 0; j < w; j += 8) {
/* Horizontal filter */
for (i = 0; i < h; i += 2) {
const __m256i row0 =
_mm256_loadu_si256((__m256i *)&src_ptr[i * src_stride + j]);
__m256i row1 =
_mm256_loadu_si256((__m256i *)&src_ptr[(i + 1) * src_stride + j]);
const __m256i r0 = _mm256_permute2x128_si256(row0, row1, 0x20);
const __m256i r1 = _mm256_permute2x128_si256(row0, row1, 0x31);
// even pixels
s[0] = _mm256_alignr_epi8(r1, r0, 0);
s[1] = _mm256_alignr_epi8(r1, r0, 4);
s[2] = _mm256_alignr_epi8(r1, r0, 8);
s[3] = _mm256_alignr_epi8(r1, r0, 12);
__m256i res_even = convolve(s, coeffs_x);
res_even = _mm256_sra_epi32(_mm256_add_epi32(res_even, round_const_x),
round_shift_x);
// odd pixels
s[0] = _mm256_alignr_epi8(r1, r0, 2);
s[1] = _mm256_alignr_epi8(r1, r0, 6);
s[2] = _mm256_alignr_epi8(r1, r0, 10);
s[3] = _mm256_alignr_epi8(r1, r0, 14);
__m256i res_odd = convolve(s, coeffs_x);
res_odd = _mm256_sra_epi32(_mm256_add_epi32(res_odd, round_const_x),
round_shift_x);
res_even = _mm256_sll_epi32(res_even, round_shift_bits);
res_odd = _mm256_sll_epi32(res_odd, round_shift_bits);
__m256i res1 = _mm256_unpacklo_epi32(res_even, res_odd);
__m256i res_unsigned_lo = _mm256_add_epi32(res1, offset_const);
if (w - j < 8) {
if (do_average) {
const __m256i data_0 = _mm256_castsi128_si256(
_mm_loadl_epi64((__m128i *)(&dst[i * dst_stride + j])));
const __m256i data_1 = _mm256_castsi128_si256(_mm_loadl_epi64(
(__m128i *)(&dst[i * dst_stride + j + dst_stride])));
const __m256i data_01 =
_mm256_permute2x128_si256(data_0, data_1, 0x20);
const __m256i data_ref_0 = _mm256_unpacklo_epi16(data_01, zero);
const __m256i comp_avg_res = highbd_comp_avg(
&data_ref_0, &res_unsigned_lo, &wt0, &wt1, use_dist_wtd_comp_avg);
const __m256i round_result = highbd_convolve_rounding(
&comp_avg_res, &offset_const, &rounding_const, rounding_shift);
const __m256i res_16b =
_mm256_packus_epi32(round_result, round_result);
const __m256i res_clip = _mm256_min_epi16(res_16b, clip_pixel_to_bd);
const __m128i res_0 = _mm256_castsi256_si128(res_clip);
const __m128i res_1 = _mm256_extracti128_si256(res_clip, 1);
_mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_0);
_mm_storel_epi64(
(__m128i *)(&dst0[i * dst_stride0 + j + dst_stride0]), res_1);
} else {
__m256i res_16b =
_mm256_packus_epi32(res_unsigned_lo, res_unsigned_lo);
const __m128i res_0 = _mm256_castsi256_si128(res_16b);
const __m128i res_1 = _mm256_extracti128_si256(res_16b, 1);
_mm_storel_epi64((__m128i *)(&dst[i * dst_stride + j]), res_0);
_mm_storel_epi64((__m128i *)(&dst[i * dst_stride + j + dst_stride]),
res_1);
}
} else {
__m256i res2 = _mm256_unpackhi_epi32(res_even, res_odd);
__m256i res_unsigned_hi = _mm256_add_epi32(res2, offset_const);
if (do_average) {
const __m256i data_0 = _mm256_castsi128_si256(
_mm_loadu_si128((__m128i *)(&dst[i * dst_stride + j])));
const __m256i data_1 = _mm256_castsi128_si256(_mm_loadu_si128(
(__m128i *)(&dst[i * dst_stride + j + dst_stride])));
const __m256i data_01 =
_mm256_permute2x128_si256(data_0, data_1, 0x20);
const __m256i data_ref_0_lo = _mm256_unpacklo_epi16(data_01, zero);
const __m256i data_ref_0_hi = _mm256_unpackhi_epi16(data_01, zero);
const __m256i comp_avg_res_lo =
highbd_comp_avg(&data_ref_0_lo, &res_unsigned_lo, &wt0, &wt1,
use_dist_wtd_comp_avg);
const __m256i comp_avg_res_hi =
highbd_comp_avg(&data_ref_0_hi, &res_unsigned_hi, &wt0, &wt1,
use_dist_wtd_comp_avg);
const __m256i round_result_lo = highbd_convolve_rounding(
&comp_avg_res_lo, &offset_const, &rounding_const, rounding_shift);
const __m256i round_result_hi = highbd_convolve_rounding(
&comp_avg_res_hi, &offset_const, &rounding_const, rounding_shift);
const __m256i res_16b =
_mm256_packus_epi32(round_result_lo, round_result_hi);
const __m256i res_clip = _mm256_min_epi16(res_16b, clip_pixel_to_bd);
const __m128i res_0 = _mm256_castsi256_si128(res_clip);
const __m128i res_1 = _mm256_extracti128_si256(res_clip, 1);
_mm_store_si128((__m128i *)(&dst0[i * dst_stride0 + j]), res_0);
_mm_store_si128((__m128i *)(&dst0[i * dst_stride0 + j + dst_stride0]),
res_1);
} else {
__m256i res_16b =
_mm256_packus_epi32(res_unsigned_lo, res_unsigned_hi);
const __m128i res_0 = _mm256_castsi256_si128(res_16b);
const __m128i res_1 = _mm256_extracti128_si256(res_16b, 1);
_mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0);
_mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]),
res_1);
}
}
}
}
}
void av1_highbd_dist_wtd_convolve_y_avx2(
const uint16_t *src, int src_stride, uint16_t *dst0, int dst_stride0, int w,
int h, const InterpFilterParams *filter_params_y, const int subpel_y_qn,
ConvolveParams *conv_params, int bd) {
CONV_BUF_TYPE *dst = conv_params->dst;
int dst_stride = conv_params->dst_stride;
const int fo_vert = filter_params_y->taps / 2 - 1;
const uint16_t *const src_ptr = src - fo_vert * src_stride;
const int bits = FILTER_BITS - conv_params->round_0;
assert(bits >= 0);
int i, j;
__m256i s[8], coeffs_y[4];
const int do_average = conv_params->do_average;
const int use_dist_wtd_comp_avg = conv_params->use_dist_wtd_comp_avg;
const int w0 = conv_params->fwd_offset;
const int w1 = conv_params->bck_offset;
const __m256i wt0 = _mm256_set1_epi32(w0);
const __m256i wt1 = _mm256_set1_epi32(w1);
const __m256i round_const_y =
_mm256_set1_epi32(((1 << conv_params->round_1) >> 1));
const __m128i round_shift_y = _mm_cvtsi32_si128(conv_params->round_1);
const __m128i round_shift_bits = _mm_cvtsi32_si128(bits);
const int offset_0 =
bd + 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
const int offset = (1 << offset_0) + (1 << (offset_0 - 1));
const __m256i offset_const = _mm256_set1_epi32(offset);
const int rounding_shift =
2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
const __m256i rounding_const = _mm256_set1_epi32((1 << rounding_shift) >> 1);
const __m256i clip_pixel_to_bd =
_mm256_set1_epi16(bd == 10 ? 1023 : (bd == 12 ? 4095 : 255));
const __m256i zero = _mm256_setzero_si256();
prepare_coeffs(filter_params_y, subpel_y_qn, coeffs_y);
for (j = 0; j < w; j += 8) {
const uint16_t *data = &src_ptr[j];
/* Vertical filter */
{
__m256i src6;
__m256i s01 = _mm256_permute2x128_si256(
_mm256_castsi128_si256(
_mm_loadu_si128((__m128i *)(data + 0 * src_stride))),
_mm256_castsi128_si256(
_mm_loadu_si128((__m128i *)(data + 1 * src_stride))),
0x20);
__m256i s12 = _mm256_permute2x128_si256(
_mm256_castsi128_si256(
_mm_loadu_si128((__m128i *)(data + 1 * src_stride))),
_mm256_castsi128_si256(
_mm_loadu_si128((__m128i *)(data + 2 * src_stride))),
0x20);
__m256i s23 = _mm256_permute2x128_si256(
_mm256_castsi128_si256(
_mm_loadu_si128((__m128i *)(data + 2 * src_stride))),
_mm256_castsi128_si256(
_mm_loadu_si128((__m128i *)(data + 3 * src_stride))),
0x20);
__m256i s34 = _mm256_permute2x128_si256(
_mm256_castsi128_si256(
_mm_loadu_si128((__m128i *)(data + 3 * src_stride))),
_mm256_castsi128_si256(
_mm_loadu_si128((__m128i *)(data + 4 * src_stride))),
0x20);
__m256i s45 = _mm256_permute2x128_si256(
_mm256_castsi128_si256(
_mm_loadu_si128((__m128i *)(data + 4 * src_stride))),
_mm256_castsi128_si256(
_mm_loadu_si128((__m128i *)(data + 5 * src_stride))),
0x20);
src6 = _mm256_castsi128_si256(
_mm_loadu_si128((__m128i *)(data + 6 * src_stride)));
__m256i s56 = _mm256_permute2x128_si256(
_mm256_castsi128_si256(
_mm_loadu_si128((__m128i *)(data + 5 * src_stride))),
src6, 0x20);
s[0] = _mm256_unpacklo_epi16(s01, s12);
s[1] = _mm256_unpacklo_epi16(s23, s34);
s[2] = _mm256_unpacklo_epi16(s45, s56);
s[4] = _mm256_unpackhi_epi16(s01, s12);
s[5] = _mm256_unpackhi_epi16(s23, s34);
s[6] = _mm256_unpackhi_epi16(s45, s56);
for (i = 0; i < h; i += 2) {
data = &src_ptr[i * src_stride + j];
const __m256i s67 = _mm256_permute2x128_si256(
src6,
_mm256_castsi128_si256(
_mm_loadu_si128((__m128i *)(data + 7 * src_stride))),
0x20);
src6 = _mm256_castsi128_si256(
_mm_loadu_si128((__m128i *)(data + 8 * src_stride)));
const __m256i s78 = _mm256_permute2x128_si256(
_mm256_castsi128_si256(
_mm_loadu_si128((__m128i *)(data + 7 * src_stride))),
src6, 0x20);
s[3] = _mm256_unpacklo_epi16(s67, s78);
s[7] = _mm256_unpackhi_epi16(s67, s78);
const __m256i res_a = convolve(s, coeffs_y);
__m256i res_a_round = _mm256_sll_epi32(res_a, round_shift_bits);
res_a_round = _mm256_sra_epi32(
_mm256_add_epi32(res_a_round, round_const_y), round_shift_y);
__m256i res_unsigned_lo = _mm256_add_epi32(res_a_round, offset_const);
if (w - j < 8) {
if (do_average) {
const __m256i data_0 = _mm256_castsi128_si256(
_mm_loadl_epi64((__m128i *)(&dst[i * dst_stride + j])));
const __m256i data_1 = _mm256_castsi128_si256(_mm_loadl_epi64(
(__m128i *)(&dst[i * dst_stride + j + dst_stride])));
const __m256i data_01 =
_mm256_permute2x128_si256(data_0, data_1, 0x20);
const __m256i data_ref_0 = _mm256_unpacklo_epi16(data_01, zero);
const __m256i comp_avg_res =
highbd_comp_avg(&data_ref_0, &res_unsigned_lo, &wt0, &wt1,
use_dist_wtd_comp_avg);
const __m256i round_result = highbd_convolve_rounding(
&comp_avg_res, &offset_const, &rounding_const, rounding_shift);
const __m256i res_16b =
_mm256_packus_epi32(round_result, round_result);
const __m256i res_clip =
_mm256_min_epi16(res_16b, clip_pixel_to_bd);
const __m128i res_0 = _mm256_castsi256_si128(res_clip);
const __m128i res_1 = _mm256_extracti128_si256(res_clip, 1);
_mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_0);
_mm_storel_epi64(
(__m128i *)(&dst0[i * dst_stride0 + j + dst_stride0]), res_1);
} else {
__m256i res_16b =
_mm256_packus_epi32(res_unsigned_lo, res_unsigned_lo);
const __m128i res_0 = _mm256_castsi256_si128(res_16b);
const __m128i res_1 = _mm256_extracti128_si256(res_16b, 1);
_mm_storel_epi64((__m128i *)(&dst[i * dst_stride + j]), res_0);
_mm_storel_epi64((__m128i *)(&dst[i * dst_stride + j + dst_stride]),
res_1);
}
} else {
const __m256i res_b = convolve(s + 4, coeffs_y);
__m256i res_b_round = _mm256_sll_epi32(res_b, round_shift_bits);
res_b_round = _mm256_sra_epi32(
_mm256_add_epi32(res_b_round, round_const_y), round_shift_y);
__m256i res_unsigned_hi = _mm256_add_epi32(res_b_round, offset_const);
if (do_average) {
const __m256i data_0 = _mm256_castsi128_si256(
_mm_loadu_si128((__m128i *)(&dst[i * dst_stride + j])));
const __m256i data_1 = _mm256_castsi128_si256(_mm_loadu_si128(
(__m128i *)(&dst[i * dst_stride + j + dst_stride])));
const __m256i data_01 =
_mm256_permute2x128_si256(data_0, data_1, 0x20);
const __m256i data_ref_0_lo = _mm256_unpacklo_epi16(data_01, zero);
const __m256i data_ref_0_hi = _mm256_unpackhi_epi16(data_01, zero);
const __m256i comp_avg_res_lo =
highbd_comp_avg(&data_ref_0_lo, &res_unsigned_lo, &wt0, &wt1,
use_dist_wtd_comp_avg);
const __m256i comp_avg_res_hi =
highbd_comp_avg(&data_ref_0_hi, &res_unsigned_hi, &wt0, &wt1,
use_dist_wtd_comp_avg);
const __m256i round_result_lo =
highbd_convolve_rounding(&comp_avg_res_lo, &offset_const,
&rounding_const, rounding_shift);
const __m256i round_result_hi =
highbd_convolve_rounding(&comp_avg_res_hi, &offset_const,
&rounding_const, rounding_shift);
const __m256i res_16b =
_mm256_packus_epi32(round_result_lo, round_result_hi);
const __m256i res_clip =
_mm256_min_epi16(res_16b, clip_pixel_to_bd);
const __m128i res_0 = _mm256_castsi256_si128(res_clip);
const __m128i res_1 = _mm256_extracti128_si256(res_clip, 1);
_mm_store_si128((__m128i *)(&dst0[i * dst_stride0 + j]), res_0);
_mm_store_si128(
(__m128i *)(&dst0[i * dst_stride0 + j + dst_stride0]), res_1);
} else {
__m256i res_16b =
_mm256_packus_epi32(res_unsigned_lo, res_unsigned_hi);
const __m128i res_0 = _mm256_castsi256_si128(res_16b);
const __m128i res_1 = _mm256_extracti128_si256(res_16b, 1);
_mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0);
_mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]),
res_1);
}
}
s[0] = s[1];
s[1] = s[2];
s[2] = s[3];
s[4] = s[5];
s[5] = s[6];
s[6] = s[7];
}
}
}
}