av1/common/x86/highbd_jnt_convolve_sse4.c - aom - Git at Google

 /*
  * 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 <smmintrin.h>
 #include <assert.h>

 #include "config/av1_rtcd.h"

 #include "aom_dsp/x86/convolve_sse2.h"
 #include "aom_dsp/x86/convolve_sse4_1.h"

 void av1_highbd_dist_wtd_convolve_y_sse4_1(
     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;
   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 __m128i wt0 = _mm_set1_epi32(w0);
   const __m128i wt1 = _mm_set1_epi32(w1);
   const __m128i round_const_y =
       _mm_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 __m128i offset_const = _mm_set1_epi32(offset);
   const int rounding_shift =
       2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
   const __m128i rounding_const = _mm_set1_epi32((1 << rounding_shift) >> 1);
   const __m128i clip_pixel_to_bd =
       _mm_set1_epi16(bd == 10 ? 1023 : (bd == 12 ? 4095 : 255));
   const __m128i zero = _mm_setzero_si128();
   __m128i s[16], coeffs_y[4];

   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 */
     {
       __m128i s0 = _mm_loadu_si128((__m128i *)(data + 0 * src_stride));
       __m128i s1 = _mm_loadu_si128((__m128i *)(data + 1 * src_stride));
       __m128i s2 = _mm_loadu_si128((__m128i *)(data + 2 * src_stride));
       __m128i s3 = _mm_loadu_si128((__m128i *)(data + 3 * src_stride));
       __m128i s4 = _mm_loadu_si128((__m128i *)(data + 4 * src_stride));
       __m128i s5 = _mm_loadu_si128((__m128i *)(data + 5 * src_stride));
       __m128i s6 = _mm_loadu_si128((__m128i *)(data + 6 * src_stride));

       s[0] = _mm_unpacklo_epi16(s0, s1);
       s[1] = _mm_unpacklo_epi16(s2, s3);
       s[2] = _mm_unpacklo_epi16(s4, s5);

       s[4] = _mm_unpackhi_epi16(s0, s1);
       s[5] = _mm_unpackhi_epi16(s2, s3);
       s[6] = _mm_unpackhi_epi16(s4, s5);

       s[0 + 8] = _mm_unpacklo_epi16(s1, s2);
       s[1 + 8] = _mm_unpacklo_epi16(s3, s4);
       s[2 + 8] = _mm_unpacklo_epi16(s5, s6);

       s[4 + 8] = _mm_unpackhi_epi16(s1, s2);
       s[5 + 8] = _mm_unpackhi_epi16(s3, s4);
       s[6 + 8] = _mm_unpackhi_epi16(s5, s6);

       for (i = 0; i < h; i += 2) {
         data = &src_ptr[i * src_stride + j];

         __m128i s7 = _mm_loadu_si128((__m128i *)(data + 7 * src_stride));
         __m128i s8 = _mm_loadu_si128((__m128i *)(data + 8 * src_stride));

         s[3] = _mm_unpacklo_epi16(s6, s7);
         s[7] = _mm_unpackhi_epi16(s6, s7);

         s[3 + 8] = _mm_unpacklo_epi16(s7, s8);
         s[7 + 8] = _mm_unpackhi_epi16(s7, s8);

         const __m128i res_a0 = convolve(s, coeffs_y);
         __m128i res_a_round0 = _mm_sll_epi32(res_a0, round_shift_bits);
         res_a_round0 = _mm_sra_epi32(_mm_add_epi32(res_a_round0, round_const_y),
                                      round_shift_y);

         const __m128i res_a1 = convolve(s + 8, coeffs_y);
         __m128i res_a_round1 = _mm_sll_epi32(res_a1, round_shift_bits);
         res_a_round1 = _mm_sra_epi32(_mm_add_epi32(res_a_round1, round_const_y),
                                      round_shift_y);

         __m128i res_unsigned_lo_0 = _mm_add_epi32(res_a_round0, offset_const);
         __m128i res_unsigned_lo_1 = _mm_add_epi32(res_a_round1, offset_const);

         if (w - j < 8) {
           if (do_average) {
             const __m128i data_0 =
                 _mm_loadl_epi64((__m128i *)(&dst[i * dst_stride + j]));
             const __m128i data_1 = _mm_loadl_epi64(
                 (__m128i *)(&dst[i * dst_stride + j + dst_stride]));

             const __m128i data_ref_0 = _mm_unpacklo_epi16(data_0, zero);
             const __m128i data_ref_1 = _mm_unpacklo_epi16(data_1, zero);

             const __m128i comp_avg_res_0 =
                 highbd_comp_avg_sse4_1(&data_ref_0, &res_unsigned_lo_0, &wt0,
                                        &wt1, use_dist_wtd_comp_avg);
             const __m128i comp_avg_res_1 =
                 highbd_comp_avg_sse4_1(&data_ref_1, &res_unsigned_lo_1, &wt0,
                                        &wt1, use_dist_wtd_comp_avg);

             const __m128i round_result_0 =
                 highbd_convolve_rounding_sse2(&comp_avg_res_0, &offset_const,
                                               &rounding_const, rounding_shift);
             const __m128i round_result_1 =
                 highbd_convolve_rounding_sse2(&comp_avg_res_1, &offset_const,
                                               &rounding_const, rounding_shift);

             const __m128i res_16b_0 =
                 _mm_packus_epi32(round_result_0, round_result_0);
             const __m128i res_clip_0 =
                 _mm_min_epi16(res_16b_0, clip_pixel_to_bd);
             const __m128i res_16b_1 =
                 _mm_packus_epi32(round_result_1, round_result_1);
             const __m128i res_clip_1 =
                 _mm_min_epi16(res_16b_1, clip_pixel_to_bd);

             _mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]),
                              res_clip_0);
             _mm_storel_epi64(
                 (__m128i *)(&dst0[i * dst_stride0 + j + dst_stride0]),
                 res_clip_1);

           } else {
             __m128i res_16b_0 =
                 _mm_packus_epi32(res_unsigned_lo_0, res_unsigned_lo_0);

             __m128i res_16b_1 =
                 _mm_packus_epi32(res_unsigned_lo_1, res_unsigned_lo_1);

             _mm_storel_epi64((__m128i *)&dst[i * dst_stride + j], res_16b_0);
             _mm_storel_epi64((__m128i *)&dst[i * dst_stride + j + dst_stride],
                              res_16b_1);
           }
         } else {
           const __m128i res_b0 = convolve(s + 4, coeffs_y);
           __m128i res_b_round0 = _mm_sll_epi32(res_b0, round_shift_bits);
           res_b_round0 = _mm_sra_epi32(
               _mm_add_epi32(res_b_round0, round_const_y), round_shift_y);

           const __m128i res_b1 = convolve(s + 4 + 8, coeffs_y);
           __m128i res_b_round1 = _mm_sll_epi32(res_b1, round_shift_bits);
           res_b_round1 = _mm_sra_epi32(
               _mm_add_epi32(res_b_round1, round_const_y), round_shift_y);

           __m128i res_unsigned_hi_0 = _mm_add_epi32(res_b_round0, offset_const);
           __m128i res_unsigned_hi_1 = _mm_add_epi32(res_b_round1, offset_const);

           if (do_average) {
             const __m128i data_0 =
                 _mm_loadu_si128((__m128i *)(&dst[i * dst_stride + j]));
             const __m128i data_1 = _mm_loadu_si128(
                 (__m128i *)(&dst[i * dst_stride + j + dst_stride]));
             const __m128i data_ref_0_lo_0 = _mm_unpacklo_epi16(data_0, zero);
             const __m128i data_ref_0_lo_1 = _mm_unpacklo_epi16(data_1, zero);

             const __m128i data_ref_0_hi_0 = _mm_unpackhi_epi16(data_0, zero);
             const __m128i data_ref_0_hi_1 = _mm_unpackhi_epi16(data_1, zero);

             const __m128i comp_avg_res_lo_0 =
                 highbd_comp_avg_sse4_1(&data_ref_0_lo_0, &res_unsigned_lo_0,
                                        &wt0, &wt1, use_dist_wtd_comp_avg);
             const __m128i comp_avg_res_lo_1 =
                 highbd_comp_avg_sse4_1(&data_ref_0_lo_1, &res_unsigned_lo_1,
                                        &wt0, &wt1, use_dist_wtd_comp_avg);
             const __m128i comp_avg_res_hi_0 =
                 highbd_comp_avg_sse4_1(&data_ref_0_hi_0, &res_unsigned_hi_0,
                                        &wt0, &wt1, use_dist_wtd_comp_avg);
             const __m128i comp_avg_res_hi_1 =
                 highbd_comp_avg_sse4_1(&data_ref_0_hi_1, &res_unsigned_hi_1,
                                        &wt0, &wt1, use_dist_wtd_comp_avg);

             const __m128i round_result_lo_0 =
                 highbd_convolve_rounding_sse2(&comp_avg_res_lo_0, &offset_const,
                                               &rounding_const, rounding_shift);
             const __m128i round_result_lo_1 =
                 highbd_convolve_rounding_sse2(&comp_avg_res_lo_1, &offset_const,
                                               &rounding_const, rounding_shift);
             const __m128i round_result_hi_0 =
                 highbd_convolve_rounding_sse2(&comp_avg_res_hi_0, &offset_const,
                                               &rounding_const, rounding_shift);
             const __m128i round_result_hi_1 =
                 highbd_convolve_rounding_sse2(&comp_avg_res_hi_1, &offset_const,
                                               &rounding_const, rounding_shift);

             const __m128i res_16b_0 =
                 _mm_packus_epi32(round_result_lo_0, round_result_hi_0);
             const __m128i res_clip_0 =
                 _mm_min_epi16(res_16b_0, clip_pixel_to_bd);

             const __m128i res_16b_1 =
                 _mm_packus_epi32(round_result_lo_1, round_result_hi_1);
             const __m128i res_clip_1 =
                 _mm_min_epi16(res_16b_1, clip_pixel_to_bd);

             _mm_store_si128((__m128i *)(&dst0[i * dst_stride0 + j]),
                             res_clip_0);
             _mm_store_si128(
                 (__m128i *)(&dst0[i * dst_stride0 + j + dst_stride0]),
                 res_clip_1);
           } else {
             __m128i res_16bit0 =
                 _mm_packus_epi32(res_unsigned_lo_0, res_unsigned_hi_0);
             __m128i res_16bit1 =
                 _mm_packus_epi32(res_unsigned_lo_1, res_unsigned_hi_1);
             _mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_16bit0);
             _mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]),
                             res_16bit1);
           }
         }
         s[0] = s[1];
         s[1] = s[2];
         s[2] = s[3];

         s[4] = s[5];
         s[5] = s[6];
         s[6] = s[7];

         s[0 + 8] = s[1 + 8];
         s[1 + 8] = s[2 + 8];
         s[2 + 8] = s[3 + 8];

         s[4 + 8] = s[5 + 8];
         s[5 + 8] = s[6 + 8];
         s[6 + 8] = s[7 + 8];

         s6 = s8;
       }
     }
   }
 }

 void av1_highbd_dist_wtd_convolve_x_sse4_1(
     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;
   __m128i 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 __m128i wt0 = _mm_set1_epi32(w0);
   const __m128i wt1 = _mm_set1_epi32(w1);
   const __m128i zero = _mm_setzero_si128();

   const __m128i round_const_x =
       _mm_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 __m128i offset_const = _mm_set1_epi32(offset);
   const int rounding_shift =
       2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
   const __m128i rounding_const = _mm_set1_epi32((1 << rounding_shift) >> 1);
   const __m128i clip_pixel_to_bd =
       _mm_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 += 1) {
       const __m128i row00 =
           _mm_loadu_si128((__m128i *)&src_ptr[i * src_stride + j]);
       const __m128i row01 =
           _mm_loadu_si128((__m128i *)&src_ptr[i * src_stride + (j + 8)]);

       // even pixels
       s[0] = _mm_alignr_epi8(row01, row00, 0);
       s[1] = _mm_alignr_epi8(row01, row00, 4);
       s[2] = _mm_alignr_epi8(row01, row00, 8);
       s[3] = _mm_alignr_epi8(row01, row00, 12);

       __m128i res_even = convolve(s, coeffs_x);
       res_even =
           _mm_sra_epi32(_mm_add_epi32(res_even, round_const_x), round_shift_x);

       // odd pixels
       s[0] = _mm_alignr_epi8(row01, row00, 2);
       s[1] = _mm_alignr_epi8(row01, row00, 6);
       s[2] = _mm_alignr_epi8(row01, row00, 10);
       s[3] = _mm_alignr_epi8(row01, row00, 14);

       __m128i res_odd = convolve(s, coeffs_x);
       res_odd =
           _mm_sra_epi32(_mm_add_epi32(res_odd, round_const_x), round_shift_x);

       res_even = _mm_sll_epi32(res_even, round_shift_bits);
       res_odd = _mm_sll_epi32(res_odd, round_shift_bits);

       __m128i res1 = _mm_unpacklo_epi32(res_even, res_odd);
       __m128i res_unsigned_lo = _mm_add_epi32(res1, offset_const);
       if (w - j < 8) {
         if (do_average) {
           const __m128i data_0 =
               _mm_loadl_epi64((__m128i *)(&dst[i * dst_stride + j]));
           const __m128i data_ref_0 = _mm_unpacklo_epi16(data_0, zero);

           const __m128i comp_avg_res = highbd_comp_avg_sse4_1(
               &data_ref_0, &res_unsigned_lo, &wt0, &wt1, use_dist_wtd_comp_avg);
           const __m128i round_result = highbd_convolve_rounding_sse2(
               &comp_avg_res, &offset_const, &rounding_const, rounding_shift);

           const __m128i res_16b = _mm_packus_epi32(round_result, round_result);
           const __m128i res_clip = _mm_min_epi16(res_16b, clip_pixel_to_bd);
           _mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_clip);
         } else {
           __m128i res_16b = _mm_packus_epi32(res_unsigned_lo, res_unsigned_lo);
           _mm_storel_epi64((__m128i *)&dst[i * dst_stride + j], res_16b);
         }
       } else {
         __m128i res2 = _mm_unpackhi_epi32(res_even, res_odd);
         __m128i res_unsigned_hi = _mm_add_epi32(res2, offset_const);
         if (do_average) {
           const __m128i data_0 =
               _mm_loadu_si128((__m128i *)(&dst[i * dst_stride + j]));
           const __m128i data_ref_0_lo = _mm_unpacklo_epi16(data_0, zero);
           const __m128i data_ref_0_hi = _mm_unpackhi_epi16(data_0, zero);

           const __m128i comp_avg_res_lo =
               highbd_comp_avg_sse4_1(&data_ref_0_lo, &res_unsigned_lo, &wt0,
                                      &wt1, use_dist_wtd_comp_avg);
           const __m128i comp_avg_res_hi =
               highbd_comp_avg_sse4_1(&data_ref_0_hi, &res_unsigned_hi, &wt0,
                                      &wt1, use_dist_wtd_comp_avg);

           const __m128i round_result_lo = highbd_convolve_rounding_sse2(
               &comp_avg_res_lo, &offset_const, &rounding_const, rounding_shift);
           const __m128i round_result_hi = highbd_convolve_rounding_sse2(
               &comp_avg_res_hi, &offset_const, &rounding_const, rounding_shift);

           const __m128i res_16b =
               _mm_packus_epi32(round_result_lo, round_result_hi);
           const __m128i res_clip = _mm_min_epi16(res_16b, clip_pixel_to_bd);
           _mm_store_si128((__m128i *)(&dst0[i * dst_stride0 + j]), res_clip);
         } else {
           __m128i res_16b = _mm_packus_epi32(res_unsigned_lo, res_unsigned_hi);
           _mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_16b);
         }
       }
     }
   }
 }
	/*
	* 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 <smmintrin.h>
	#include <assert.h>

	#include "config/av1_rtcd.h"

	#include "aom_dsp/x86/convolve_sse2.h"
	#include "aom_dsp/x86/convolve_sse4_1.h"

	void av1_highbd_dist_wtd_convolve_y_sse4_1(
	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;
	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 __m128i wt0 = _mm_set1_epi32(w0);
	const __m128i wt1 = _mm_set1_epi32(w1);
	const __m128i round_const_y =
	_mm_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 __m128i offset_const = _mm_set1_epi32(offset);
	const int rounding_shift =
	2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
	const __m128i rounding_const = _mm_set1_epi32((1 << rounding_shift) >> 1);
	const __m128i clip_pixel_to_bd =
	_mm_set1_epi16(bd == 10 ? 1023 : (bd == 12 ? 4095 : 255));
	const __m128i zero = _mm_setzero_si128();
	__m128i s[16], coeffs_y[4];

	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 */
	{
	__m128i s0 = _mm_loadu_si128((__m128i )(data + 0 src_stride));
	__m128i s1 = _mm_loadu_si128((__m128i )(data + 1 src_stride));
	__m128i s2 = _mm_loadu_si128((__m128i )(data + 2 src_stride));
	__m128i s3 = _mm_loadu_si128((__m128i )(data + 3 src_stride));
	__m128i s4 = _mm_loadu_si128((__m128i )(data + 4 src_stride));
	__m128i s5 = _mm_loadu_si128((__m128i )(data + 5 src_stride));
	__m128i s6 = _mm_loadu_si128((__m128i )(data + 6 src_stride));

	s[0] = _mm_unpacklo_epi16(s0, s1);
	s[1] = _mm_unpacklo_epi16(s2, s3);
	s[2] = _mm_unpacklo_epi16(s4, s5);

	s[4] = _mm_unpackhi_epi16(s0, s1);
	s[5] = _mm_unpackhi_epi16(s2, s3);
	s[6] = _mm_unpackhi_epi16(s4, s5);

	s[0 + 8] = _mm_unpacklo_epi16(s1, s2);
	s[1 + 8] = _mm_unpacklo_epi16(s3, s4);
	s[2 + 8] = _mm_unpacklo_epi16(s5, s6);

	s[4 + 8] = _mm_unpackhi_epi16(s1, s2);
	s[5 + 8] = _mm_unpackhi_epi16(s3, s4);
	s[6 + 8] = _mm_unpackhi_epi16(s5, s6);

	for (i = 0; i < h; i += 2) {
	data = &src_ptr[i * src_stride + j];

	__m128i s7 = _mm_loadu_si128((__m128i )(data + 7 src_stride));
	__m128i s8 = _mm_loadu_si128((__m128i )(data + 8 src_stride));

	s[3] = _mm_unpacklo_epi16(s6, s7);
	s[7] = _mm_unpackhi_epi16(s6, s7);

	s[3 + 8] = _mm_unpacklo_epi16(s7, s8);
	s[7 + 8] = _mm_unpackhi_epi16(s7, s8);

	const __m128i res_a0 = convolve(s, coeffs_y);
	__m128i res_a_round0 = _mm_sll_epi32(res_a0, round_shift_bits);
	res_a_round0 = _mm_sra_epi32(_mm_add_epi32(res_a_round0, round_const_y),
	round_shift_y);

	const __m128i res_a1 = convolve(s + 8, coeffs_y);
	__m128i res_a_round1 = _mm_sll_epi32(res_a1, round_shift_bits);
	res_a_round1 = _mm_sra_epi32(_mm_add_epi32(res_a_round1, round_const_y),
	round_shift_y);

	__m128i res_unsigned_lo_0 = _mm_add_epi32(res_a_round0, offset_const);
	__m128i res_unsigned_lo_1 = _mm_add_epi32(res_a_round1, offset_const);

	if (w - j < 8) {
	if (do_average) {
	const __m128i data_0 =
	_mm_loadl_epi64((__m128i )(&dst[i dst_stride + j]));
	const __m128i data_1 = _mm_loadl_epi64(
	(__m128i )(&dst[i dst_stride + j + dst_stride]));

	const __m128i data_ref_0 = _mm_unpacklo_epi16(data_0, zero);
	const __m128i data_ref_1 = _mm_unpacklo_epi16(data_1, zero);

	const __m128i comp_avg_res_0 =
	highbd_comp_avg_sse4_1(&data_ref_0, &res_unsigned_lo_0, &wt0,
	&wt1, use_dist_wtd_comp_avg);
	const __m128i comp_avg_res_1 =
	highbd_comp_avg_sse4_1(&data_ref_1, &res_unsigned_lo_1, &wt0,
	&wt1, use_dist_wtd_comp_avg);

	const __m128i round_result_0 =
	highbd_convolve_rounding_sse2(&comp_avg_res_0, &offset_const,
	&rounding_const, rounding_shift);
	const __m128i round_result_1 =
	highbd_convolve_rounding_sse2(&comp_avg_res_1, &offset_const,
	&rounding_const, rounding_shift);

	const __m128i res_16b_0 =
	_mm_packus_epi32(round_result_0, round_result_0);
	const __m128i res_clip_0 =
	_mm_min_epi16(res_16b_0, clip_pixel_to_bd);
	const __m128i res_16b_1 =
	_mm_packus_epi32(round_result_1, round_result_1);
	const __m128i res_clip_1 =
	_mm_min_epi16(res_16b_1, clip_pixel_to_bd);

	_mm_storel_epi64((__m128i )(&dst0[i dst_stride0 + j]),
	res_clip_0);
	_mm_storel_epi64(
	(__m128i )(&dst0[i dst_stride0 + j + dst_stride0]),
	res_clip_1);

	} else {
	__m128i res_16b_0 =
	_mm_packus_epi32(res_unsigned_lo_0, res_unsigned_lo_0);

	__m128i res_16b_1 =
	_mm_packus_epi32(res_unsigned_lo_1, res_unsigned_lo_1);

	_mm_storel_epi64((__m128i )&dst[i dst_stride + j], res_16b_0);
	_mm_storel_epi64((__m128i )&dst[i dst_stride + j + dst_stride],
	res_16b_1);
	}
	} else {
	const __m128i res_b0 = convolve(s + 4, coeffs_y);
	__m128i res_b_round0 = _mm_sll_epi32(res_b0, round_shift_bits);
	res_b_round0 = _mm_sra_epi32(
	_mm_add_epi32(res_b_round0, round_const_y), round_shift_y);

	const __m128i res_b1 = convolve(s + 4 + 8, coeffs_y);
	__m128i res_b_round1 = _mm_sll_epi32(res_b1, round_shift_bits);
	res_b_round1 = _mm_sra_epi32(
	_mm_add_epi32(res_b_round1, round_const_y), round_shift_y);

	__m128i res_unsigned_hi_0 = _mm_add_epi32(res_b_round0, offset_const);
	__m128i res_unsigned_hi_1 = _mm_add_epi32(res_b_round1, offset_const);

	if (do_average) {
	const __m128i data_0 =
	_mm_loadu_si128((__m128i )(&dst[i dst_stride + j]));
	const __m128i data_1 = _mm_loadu_si128(
	(__m128i )(&dst[i dst_stride + j + dst_stride]));
	const __m128i data_ref_0_lo_0 = _mm_unpacklo_epi16(data_0, zero);
	const __m128i data_ref_0_lo_1 = _mm_unpacklo_epi16(data_1, zero);

	const __m128i data_ref_0_hi_0 = _mm_unpackhi_epi16(data_0, zero);
	const __m128i data_ref_0_hi_1 = _mm_unpackhi_epi16(data_1, zero);

	const __m128i comp_avg_res_lo_0 =
	highbd_comp_avg_sse4_1(&data_ref_0_lo_0, &res_unsigned_lo_0,
	&wt0, &wt1, use_dist_wtd_comp_avg);
	const __m128i comp_avg_res_lo_1 =
	highbd_comp_avg_sse4_1(&data_ref_0_lo_1, &res_unsigned_lo_1,
	&wt0, &wt1, use_dist_wtd_comp_avg);
	const __m128i comp_avg_res_hi_0 =
	highbd_comp_avg_sse4_1(&data_ref_0_hi_0, &res_unsigned_hi_0,
	&wt0, &wt1, use_dist_wtd_comp_avg);
	const __m128i comp_avg_res_hi_1 =
	highbd_comp_avg_sse4_1(&data_ref_0_hi_1, &res_unsigned_hi_1,
	&wt0, &wt1, use_dist_wtd_comp_avg);

	const __m128i round_result_lo_0 =
	highbd_convolve_rounding_sse2(&comp_avg_res_lo_0, &offset_const,
	&rounding_const, rounding_shift);
	const __m128i round_result_lo_1 =
	highbd_convolve_rounding_sse2(&comp_avg_res_lo_1, &offset_const,
	&rounding_const, rounding_shift);
	const __m128i round_result_hi_0 =
	highbd_convolve_rounding_sse2(&comp_avg_res_hi_0, &offset_const,
	&rounding_const, rounding_shift);
	const __m128i round_result_hi_1 =
	highbd_convolve_rounding_sse2(&comp_avg_res_hi_1, &offset_const,
	&rounding_const, rounding_shift);

	const __m128i res_16b_0 =
	_mm_packus_epi32(round_result_lo_0, round_result_hi_0);
	const __m128i res_clip_0 =
	_mm_min_epi16(res_16b_0, clip_pixel_to_bd);

	const __m128i res_16b_1 =
	_mm_packus_epi32(round_result_lo_1, round_result_hi_1);
	const __m128i res_clip_1 =
	_mm_min_epi16(res_16b_1, clip_pixel_to_bd);

	_mm_store_si128((__m128i )(&dst0[i dst_stride0 + j]),
	res_clip_0);
	_mm_store_si128(
	(__m128i )(&dst0[i dst_stride0 + j + dst_stride0]),
	res_clip_1);
	} else {
	__m128i res_16bit0 =
	_mm_packus_epi32(res_unsigned_lo_0, res_unsigned_hi_0);
	__m128i res_16bit1 =
	_mm_packus_epi32(res_unsigned_lo_1, res_unsigned_hi_1);
	_mm_store_si128((__m128i )(&dst[i dst_stride + j]), res_16bit0);
	_mm_store_si128((__m128i )(&dst[i dst_stride + j + dst_stride]),
	res_16bit1);
	}
	}
	s[0] = s[1];
	s[1] = s[2];
	s[2] = s[3];

	s[4] = s[5];
	s[5] = s[6];
	s[6] = s[7];

	s[0 + 8] = s[1 + 8];
	s[1 + 8] = s[2 + 8];
	s[2 + 8] = s[3 + 8];

	s[4 + 8] = s[5 + 8];
	s[5 + 8] = s[6 + 8];
	s[6 + 8] = s[7 + 8];

	s6 = s8;
	}
	}
	}
	}

	void av1_highbd_dist_wtd_convolve_x_sse4_1(
	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;
	__m128i 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 __m128i wt0 = _mm_set1_epi32(w0);
	const __m128i wt1 = _mm_set1_epi32(w1);
	const __m128i zero = _mm_setzero_si128();

	const __m128i round_const_x =
	_mm_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 __m128i offset_const = _mm_set1_epi32(offset);
	const int rounding_shift =
	2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
	const __m128i rounding_const = _mm_set1_epi32((1 << rounding_shift) >> 1);
	const __m128i clip_pixel_to_bd =
	_mm_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 += 1) {
	const __m128i row00 =
	_mm_loadu_si128((__m128i )&src_ptr[i src_stride + j]);
	const __m128i row01 =
	_mm_loadu_si128((__m128i )&src_ptr[i src_stride + (j + 8)]);

	// even pixels
	s[0] = _mm_alignr_epi8(row01, row00, 0);
	s[1] = _mm_alignr_epi8(row01, row00, 4);
	s[2] = _mm_alignr_epi8(row01, row00, 8);
	s[3] = _mm_alignr_epi8(row01, row00, 12);

	__m128i res_even = convolve(s, coeffs_x);
	res_even =
	_mm_sra_epi32(_mm_add_epi32(res_even, round_const_x), round_shift_x);

	// odd pixels
	s[0] = _mm_alignr_epi8(row01, row00, 2);
	s[1] = _mm_alignr_epi8(row01, row00, 6);
	s[2] = _mm_alignr_epi8(row01, row00, 10);
	s[3] = _mm_alignr_epi8(row01, row00, 14);

	__m128i res_odd = convolve(s, coeffs_x);
	res_odd =
	_mm_sra_epi32(_mm_add_epi32(res_odd, round_const_x), round_shift_x);

	res_even = _mm_sll_epi32(res_even, round_shift_bits);
	res_odd = _mm_sll_epi32(res_odd, round_shift_bits);

	__m128i res1 = _mm_unpacklo_epi32(res_even, res_odd);
	__m128i res_unsigned_lo = _mm_add_epi32(res1, offset_const);
	if (w - j < 8) {
	if (do_average) {
	const __m128i data_0 =
	_mm_loadl_epi64((__m128i )(&dst[i dst_stride + j]));
	const __m128i data_ref_0 = _mm_unpacklo_epi16(data_0, zero);

	const __m128i comp_avg_res = highbd_comp_avg_sse4_1(
	&data_ref_0, &res_unsigned_lo, &wt0, &wt1, use_dist_wtd_comp_avg);
	const __m128i round_result = highbd_convolve_rounding_sse2(
	&comp_avg_res, &offset_const, &rounding_const, rounding_shift);

	const __m128i res_16b = _mm_packus_epi32(round_result, round_result);
	const __m128i res_clip = _mm_min_epi16(res_16b, clip_pixel_to_bd);
	_mm_storel_epi64((__m128i )(&dst0[i dst_stride0 + j]), res_clip);
	} else {
	__m128i res_16b = _mm_packus_epi32(res_unsigned_lo, res_unsigned_lo);
	_mm_storel_epi64((__m128i )&dst[i dst_stride + j], res_16b);
	}
	} else {
	__m128i res2 = _mm_unpackhi_epi32(res_even, res_odd);
	__m128i res_unsigned_hi = _mm_add_epi32(res2, offset_const);
	if (do_average) {
	const __m128i data_0 =
	_mm_loadu_si128((__m128i )(&dst[i dst_stride + j]));
	const __m128i data_ref_0_lo = _mm_unpacklo_epi16(data_0, zero);
	const __m128i data_ref_0_hi = _mm_unpackhi_epi16(data_0, zero);

	const __m128i comp_avg_res_lo =
	highbd_comp_avg_sse4_1(&data_ref_0_lo, &res_unsigned_lo, &wt0,
	&wt1, use_dist_wtd_comp_avg);
	const __m128i comp_avg_res_hi =
	highbd_comp_avg_sse4_1(&data_ref_0_hi, &res_unsigned_hi, &wt0,
	&wt1, use_dist_wtd_comp_avg);

	const __m128i round_result_lo = highbd_convolve_rounding_sse2(
	&comp_avg_res_lo, &offset_const, &rounding_const, rounding_shift);
	const __m128i round_result_hi = highbd_convolve_rounding_sse2(
	&comp_avg_res_hi, &offset_const, &rounding_const, rounding_shift);

	const __m128i res_16b =
	_mm_packus_epi32(round_result_lo, round_result_hi);
	const __m128i res_clip = _mm_min_epi16(res_16b, clip_pixel_to_bd);
	_mm_store_si128((__m128i )(&dst0[i dst_stride0 + j]), res_clip);
	} else {
	__m128i res_16b = _mm_packus_epi32(res_unsigned_lo, res_unsigned_hi);
	_mm_store_si128((__m128i )(&dst[i dst_stride + j]), res_16b);
	}
	}
	}
	}
	}