| /* |
| * Copyright (c) 2020, 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 <assert.h> |
| #include <immintrin.h> // AVX2 |
| |
| #include "config/aom_dsp_rtcd.h" |
| #include "aom_dsp/aom_filter.h" |
| #include "aom_dsp/x86/synonyms.h" |
| |
| typedef void (*high_variance_fn_t)(const uint16_t *src, int src_stride, |
| const uint16_t *ref, int ref_stride, |
| uint32_t *sse, int *sum); |
| |
| static uint32_t aom_highbd_var_filter_block2d_bil_avx2( |
| const uint8_t *src_ptr8, unsigned int src_pixels_per_line, int pixel_step, |
| unsigned int output_height, unsigned int output_width, |
| const uint32_t xoffset, const uint32_t yoffset, const uint8_t *dst_ptr8, |
| int dst_stride, uint32_t *sse) { |
| const __m256i filter1 = |
| _mm256_set1_epi32((int)(bilinear_filters_2t[xoffset][1] << 16) | |
| bilinear_filters_2t[xoffset][0]); |
| const __m256i filter2 = |
| _mm256_set1_epi32((int)(bilinear_filters_2t[yoffset][1] << 16) | |
| bilinear_filters_2t[yoffset][0]); |
| const __m256i one = _mm256_set1_epi16(1); |
| const int bitshift = 0x40; |
| (void)pixel_step; |
| unsigned int i, j, prev = 0, curr = 2; |
| uint16_t *src_ptr = CONVERT_TO_SHORTPTR(src_ptr8); |
| uint16_t *dst_ptr = CONVERT_TO_SHORTPTR(dst_ptr8); |
| uint16_t *src_ptr_ref = src_ptr; |
| uint16_t *dst_ptr_ref = dst_ptr; |
| int64_t sum_long = 0; |
| uint64_t sse_long = 0; |
| unsigned int rshift = 0, inc = 1; |
| __m256i rbias = _mm256_set1_epi32(bitshift); |
| __m256i opointer[8]; |
| unsigned int range; |
| if (xoffset == 0) { |
| if (yoffset == 0) { // xoffset==0 && yoffset==0 |
| range = output_width / 16; |
| if (output_height == 8) inc = 2; |
| if (output_height == 4) inc = 4; |
| for (j = 0; j < range * output_height * inc / 16; j++) { |
| if (j % (output_height * inc / 16) == 0) { |
| src_ptr = src_ptr_ref; |
| src_ptr_ref += 16; |
| dst_ptr = dst_ptr_ref; |
| dst_ptr_ref += 16; |
| } |
| __m256i sum1 = _mm256_setzero_si256(); |
| __m256i sse1 = _mm256_setzero_si256(); |
| for (i = 0; i < 16 / inc; ++i) { |
| __m256i V_S_SRC = _mm256_loadu_si256((const __m256i *)src_ptr); |
| src_ptr += src_pixels_per_line; |
| __m256i V_D_DST = _mm256_loadu_si256((const __m256i *)dst_ptr); |
| dst_ptr += dst_stride; |
| |
| __m256i V_R_SUB = _mm256_sub_epi16(V_S_SRC, V_D_DST); |
| __m256i V_R_MAD = _mm256_madd_epi16(V_R_SUB, V_R_SUB); |
| |
| sum1 = _mm256_add_epi16(sum1, V_R_SUB); |
| sse1 = _mm256_add_epi32(sse1, V_R_MAD); |
| } |
| |
| __m256i v_sum0 = _mm256_madd_epi16(sum1, one); |
| __m256i v_d_l = _mm256_unpacklo_epi32(v_sum0, sse1); |
| __m256i v_d_h = _mm256_unpackhi_epi32(v_sum0, sse1); |
| __m256i v_d_lh = _mm256_add_epi32(v_d_l, v_d_h); |
| const __m128i v_d0_d = _mm256_castsi256_si128(v_d_lh); |
| const __m128i v_d1_d = _mm256_extracti128_si256(v_d_lh, 1); |
| __m128i v_d = _mm_add_epi32(v_d0_d, v_d1_d); |
| v_d = _mm_add_epi32(v_d, _mm_srli_si128(v_d, 8)); |
| sum_long += _mm_extract_epi32(v_d, 0); |
| sse_long += _mm_extract_epi32(v_d, 1); |
| } |
| |
| rshift = get_msb(output_height) + get_msb(output_width); |
| |
| } else if (yoffset == 4) { // xoffset==0 && yoffset==4 |
| range = output_width / 16; |
| if (output_height == 8) inc = 2; |
| if (output_height == 4) inc = 4; |
| for (j = 0; j < range * output_height * inc / 16; j++) { |
| if (j % (output_height * inc / 16) == 0) { |
| src_ptr = src_ptr_ref; |
| src_ptr_ref += 16; |
| dst_ptr = dst_ptr_ref; |
| dst_ptr_ref += 16; |
| |
| opointer[0] = _mm256_loadu_si256((const __m256i *)src_ptr); |
| src_ptr += src_pixels_per_line; |
| curr = 0; |
| } |
| |
| __m256i sum1 = _mm256_setzero_si256(); |
| __m256i sse1 = _mm256_setzero_si256(); |
| |
| for (i = 0; i < 16 / inc; ++i) { |
| prev = curr; |
| curr = (curr == 0) ? 1 : 0; |
| opointer[curr] = _mm256_loadu_si256((const __m256i *)src_ptr); |
| src_ptr += src_pixels_per_line; |
| |
| __m256i V_S_SRC = _mm256_avg_epu16(opointer[curr], opointer[prev]); |
| |
| __m256i V_D_DST = _mm256_loadu_si256((const __m256i *)dst_ptr); |
| dst_ptr += dst_stride; |
| __m256i V_R_SUB = _mm256_sub_epi16(V_S_SRC, V_D_DST); |
| __m256i V_R_MAD = _mm256_madd_epi16(V_R_SUB, V_R_SUB); |
| sum1 = _mm256_add_epi16(sum1, V_R_SUB); |
| sse1 = _mm256_add_epi32(sse1, V_R_MAD); |
| } |
| |
| __m256i v_sum0 = _mm256_madd_epi16(sum1, one); |
| __m256i v_d_l = _mm256_unpacklo_epi32(v_sum0, sse1); |
| __m256i v_d_h = _mm256_unpackhi_epi32(v_sum0, sse1); |
| __m256i v_d_lh = _mm256_add_epi32(v_d_l, v_d_h); |
| const __m128i v_d0_d = _mm256_castsi256_si128(v_d_lh); |
| const __m128i v_d1_d = _mm256_extracti128_si256(v_d_lh, 1); |
| __m128i v_d = _mm_add_epi32(v_d0_d, v_d1_d); |
| v_d = _mm_add_epi32(v_d, _mm_srli_si128(v_d, 8)); |
| sum_long += _mm_extract_epi32(v_d, 0); |
| sse_long += _mm_extract_epi32(v_d, 1); |
| } |
| |
| rshift = get_msb(output_height) + get_msb(output_width); |
| |
| } else { // xoffset==0 && yoffset==1,2,3,5,6,7 |
| range = output_width / 16; |
| if (output_height == 8) inc = 2; |
| if (output_height == 4) inc = 4; |
| for (j = 0; j < range * output_height * inc / 16; j++) { |
| if (j % (output_height * inc / 16) == 0) { |
| src_ptr = src_ptr_ref; |
| src_ptr_ref += 16; |
| dst_ptr = dst_ptr_ref; |
| dst_ptr_ref += 16; |
| |
| opointer[0] = _mm256_loadu_si256((const __m256i *)src_ptr); |
| src_ptr += src_pixels_per_line; |
| curr = 0; |
| } |
| |
| __m256i sum1 = _mm256_setzero_si256(); |
| __m256i sse1 = _mm256_setzero_si256(); |
| |
| for (i = 0; i < 16 / inc; ++i) { |
| prev = curr; |
| curr = (curr == 0) ? 1 : 0; |
| opointer[curr] = _mm256_loadu_si256((const __m256i *)src_ptr); |
| src_ptr += src_pixels_per_line; |
| |
| __m256i V_S_M1 = |
| _mm256_unpacklo_epi16(opointer[prev], opointer[curr]); |
| __m256i V_S_M2 = |
| _mm256_unpackhi_epi16(opointer[prev], opointer[curr]); |
| |
| __m256i V_S_MAD1 = _mm256_madd_epi16(V_S_M1, filter2); |
| __m256i V_S_MAD2 = _mm256_madd_epi16(V_S_M2, filter2); |
| |
| __m256i V_S_S1 = |
| _mm256_srli_epi32(_mm256_add_epi32(V_S_MAD1, rbias), 7); |
| __m256i V_S_S2 = |
| _mm256_srli_epi32(_mm256_add_epi32(V_S_MAD2, rbias), 7); |
| |
| __m256i V_S_SRC = _mm256_packus_epi32(V_S_S1, V_S_S2); |
| |
| __m256i V_D_DST = _mm256_loadu_si256((const __m256i *)dst_ptr); |
| dst_ptr += dst_stride; |
| |
| __m256i V_R_SUB = _mm256_sub_epi16(V_S_SRC, V_D_DST); |
| __m256i V_R_MAD = _mm256_madd_epi16(V_R_SUB, V_R_SUB); |
| |
| sum1 = _mm256_add_epi16(sum1, V_R_SUB); |
| sse1 = _mm256_add_epi32(sse1, V_R_MAD); |
| } |
| |
| __m256i v_sum0 = _mm256_madd_epi16(sum1, one); |
| __m256i v_d_l = _mm256_unpacklo_epi32(v_sum0, sse1); |
| __m256i v_d_h = _mm256_unpackhi_epi32(v_sum0, sse1); |
| __m256i v_d_lh = _mm256_add_epi32(v_d_l, v_d_h); |
| const __m128i v_d0_d = _mm256_castsi256_si128(v_d_lh); |
| const __m128i v_d1_d = _mm256_extracti128_si256(v_d_lh, 1); |
| __m128i v_d = _mm_add_epi32(v_d0_d, v_d1_d); |
| v_d = _mm_add_epi32(v_d, _mm_srli_si128(v_d, 8)); |
| sum_long += _mm_extract_epi32(v_d, 0); |
| sse_long += _mm_extract_epi32(v_d, 1); |
| } |
| |
| rshift = get_msb(output_height) + get_msb(output_width); |
| } |
| } else if (xoffset == 4) { |
| if (yoffset == 0) { // xoffset==4 && yoffset==0 |
| range = output_width / 16; |
| if (output_height == 8) inc = 2; |
| if (output_height == 4) inc = 4; |
| for (j = 0; j < range * output_height * inc / 16; j++) { |
| if (j % (output_height * inc / 16) == 0) { |
| src_ptr = src_ptr_ref; |
| src_ptr_ref += 16; |
| dst_ptr = dst_ptr_ref; |
| dst_ptr_ref += 16; |
| __m256i V_H_D1 = _mm256_loadu_si256((const __m256i *)src_ptr); |
| __m256i V_H_D2 = _mm256_loadu_si256((const __m256i *)(src_ptr + 1)); |
| src_ptr += src_pixels_per_line; |
| |
| opointer[0] = _mm256_avg_epu16(V_H_D1, V_H_D2); |
| |
| curr = 0; |
| } |
| |
| __m256i sum1 = _mm256_setzero_si256(); |
| __m256i sse1 = _mm256_setzero_si256(); |
| |
| for (i = 0; i < 16 / inc; ++i) { |
| prev = curr; |
| curr = (curr == 0) ? 1 : 0; |
| __m256i V_V_D1 = _mm256_loadu_si256((const __m256i *)src_ptr); |
| __m256i V_V_D2 = _mm256_loadu_si256((const __m256i *)(src_ptr + 1)); |
| src_ptr += src_pixels_per_line; |
| |
| opointer[curr] = _mm256_avg_epu16(V_V_D1, V_V_D2); |
| |
| __m256i V_S_M1 = |
| _mm256_unpacklo_epi16(opointer[prev], opointer[curr]); |
| __m256i V_S_M2 = |
| _mm256_unpackhi_epi16(opointer[prev], opointer[curr]); |
| |
| __m256i V_S_MAD1 = _mm256_madd_epi16(V_S_M1, filter2); |
| __m256i V_S_MAD2 = _mm256_madd_epi16(V_S_M2, filter2); |
| |
| __m256i V_S_S1 = |
| _mm256_srli_epi32(_mm256_add_epi32(V_S_MAD1, rbias), 7); |
| __m256i V_S_S2 = |
| _mm256_srli_epi32(_mm256_add_epi32(V_S_MAD2, rbias), 7); |
| |
| __m256i V_S_SRC = _mm256_packus_epi32(V_S_S1, V_S_S2); |
| |
| __m256i V_D_DST = _mm256_loadu_si256((const __m256i *)dst_ptr); |
| dst_ptr += dst_stride; |
| |
| __m256i V_R_SUB = _mm256_sub_epi16(V_S_SRC, V_D_DST); |
| __m256i V_R_MAD = _mm256_madd_epi16(V_R_SUB, V_R_SUB); |
| |
| sum1 = _mm256_add_epi16(sum1, V_R_SUB); |
| sse1 = _mm256_add_epi32(sse1, V_R_MAD); |
| } |
| |
| __m256i v_sum0 = _mm256_madd_epi16(sum1, one); |
| __m256i v_d_l = _mm256_unpacklo_epi32(v_sum0, sse1); |
| __m256i v_d_h = _mm256_unpackhi_epi32(v_sum0, sse1); |
| __m256i v_d_lh = _mm256_add_epi32(v_d_l, v_d_h); |
| const __m128i v_d0_d = _mm256_castsi256_si128(v_d_lh); |
| const __m128i v_d1_d = _mm256_extracti128_si256(v_d_lh, 1); |
| __m128i v_d = _mm_add_epi32(v_d0_d, v_d1_d); |
| v_d = _mm_add_epi32(v_d, _mm_srli_si128(v_d, 8)); |
| sum_long += _mm_extract_epi32(v_d, 0); |
| sse_long += _mm_extract_epi32(v_d, 1); |
| } |
| |
| rshift = get_msb(output_height) + get_msb(output_width); |
| |
| } else if (yoffset == 4) { // xoffset==4 && yoffset==4 |
| range = output_width / 16; |
| if (output_height == 8) inc = 2; |
| if (output_height == 4) inc = 4; |
| for (j = 0; j < range * output_height * inc / 16; j++) { |
| if (j % (output_height * inc / 16) == 0) { |
| src_ptr = src_ptr_ref; |
| src_ptr_ref += 16; |
| dst_ptr = dst_ptr_ref; |
| dst_ptr_ref += 16; |
| |
| __m256i V_H_D1 = _mm256_loadu_si256((const __m256i *)src_ptr); |
| __m256i V_H_D2 = _mm256_loadu_si256((const __m256i *)(src_ptr + 1)); |
| src_ptr += src_pixels_per_line; |
| opointer[0] = _mm256_avg_epu16(V_H_D1, V_H_D2); |
| curr = 0; |
| } |
| |
| __m256i sum1 = _mm256_setzero_si256(); |
| __m256i sse1 = _mm256_setzero_si256(); |
| |
| for (i = 0; i < 16 / inc; ++i) { |
| prev = curr; |
| curr = (curr == 0) ? 1 : 0; |
| __m256i V_V_D1 = _mm256_loadu_si256((const __m256i *)src_ptr); |
| __m256i V_V_D2 = _mm256_loadu_si256((const __m256i *)(src_ptr + 1)); |
| src_ptr += src_pixels_per_line; |
| opointer[curr] = _mm256_avg_epu16(V_V_D1, V_V_D2); |
| __m256i V_S_SRC = _mm256_avg_epu16(opointer[curr], opointer[prev]); |
| |
| __m256i V_D_DST = _mm256_loadu_si256((const __m256i *)dst_ptr); |
| dst_ptr += dst_stride; |
| __m256i V_R_SUB = _mm256_sub_epi16(V_S_SRC, V_D_DST); |
| __m256i V_R_MAD = _mm256_madd_epi16(V_R_SUB, V_R_SUB); |
| sum1 = _mm256_add_epi16(sum1, V_R_SUB); |
| sse1 = _mm256_add_epi32(sse1, V_R_MAD); |
| } |
| |
| __m256i v_sum0 = _mm256_madd_epi16(sum1, one); |
| __m256i v_d_l = _mm256_unpacklo_epi32(v_sum0, sse1); |
| __m256i v_d_h = _mm256_unpackhi_epi32(v_sum0, sse1); |
| __m256i v_d_lh = _mm256_add_epi32(v_d_l, v_d_h); |
| const __m128i v_d0_d = _mm256_castsi256_si128(v_d_lh); |
| const __m128i v_d1_d = _mm256_extracti128_si256(v_d_lh, 1); |
| __m128i v_d = _mm_add_epi32(v_d0_d, v_d1_d); |
| v_d = _mm_add_epi32(v_d, _mm_srli_si128(v_d, 8)); |
| sum_long += _mm_extract_epi32(v_d, 0); |
| sse_long += _mm_extract_epi32(v_d, 1); |
| } |
| |
| rshift = get_msb(output_height) + get_msb(output_width); |
| |
| } else { // xoffset==4 && yoffset==1,2,3,5,6,7 |
| range = output_width / 16; |
| if (output_height == 8) inc = 2; |
| if (output_height == 4) inc = 4; |
| for (j = 0; j < range * output_height * inc / 16; j++) { |
| if (j % (output_height * inc / 16) == 0) { |
| src_ptr = src_ptr_ref; |
| src_ptr_ref += 16; |
| dst_ptr = dst_ptr_ref; |
| dst_ptr_ref += 16; |
| |
| __m256i V_H_D1 = _mm256_loadu_si256((const __m256i *)src_ptr); |
| __m256i V_H_D2 = _mm256_loadu_si256((const __m256i *)(src_ptr + 1)); |
| src_ptr += src_pixels_per_line; |
| opointer[0] = _mm256_avg_epu16(V_H_D1, V_H_D2); |
| curr = 0; |
| } |
| |
| __m256i sum1 = _mm256_setzero_si256(); |
| __m256i sse1 = _mm256_setzero_si256(); |
| |
| for (i = 0; i < 16 / inc; ++i) { |
| prev = curr; |
| curr = (curr == 0) ? 1 : 0; |
| __m256i V_V_D1 = _mm256_loadu_si256((const __m256i *)src_ptr); |
| __m256i V_V_D2 = _mm256_loadu_si256((const __m256i *)(src_ptr + 1)); |
| src_ptr += src_pixels_per_line; |
| opointer[curr] = _mm256_avg_epu16(V_V_D1, V_V_D2); |
| |
| __m256i V_S_M1 = |
| _mm256_unpacklo_epi16(opointer[prev], opointer[curr]); |
| __m256i V_S_M2 = |
| _mm256_unpackhi_epi16(opointer[prev], opointer[curr]); |
| |
| __m256i V_S_MAD1 = _mm256_madd_epi16(V_S_M1, filter2); |
| __m256i V_S_MAD2 = _mm256_madd_epi16(V_S_M2, filter2); |
| |
| __m256i V_S_S1 = |
| _mm256_srli_epi32(_mm256_add_epi32(V_S_MAD1, rbias), 7); |
| __m256i V_S_S2 = |
| _mm256_srli_epi32(_mm256_add_epi32(V_S_MAD2, rbias), 7); |
| |
| __m256i V_S_SRC = _mm256_packus_epi32(V_S_S1, V_S_S2); |
| |
| __m256i V_D_DST = _mm256_loadu_si256((const __m256i *)dst_ptr); |
| dst_ptr += dst_stride; |
| |
| __m256i V_R_SUB = _mm256_sub_epi16(V_S_SRC, V_D_DST); |
| __m256i V_R_MAD = _mm256_madd_epi16(V_R_SUB, V_R_SUB); |
| |
| sum1 = _mm256_add_epi16(sum1, V_R_SUB); |
| sse1 = _mm256_add_epi32(sse1, V_R_MAD); |
| } |
| |
| __m256i v_sum0 = _mm256_madd_epi16(sum1, one); |
| __m256i v_d_l = _mm256_unpacklo_epi32(v_sum0, sse1); |
| __m256i v_d_h = _mm256_unpackhi_epi32(v_sum0, sse1); |
| __m256i v_d_lh = _mm256_add_epi32(v_d_l, v_d_h); |
| const __m128i v_d0_d = _mm256_castsi256_si128(v_d_lh); |
| const __m128i v_d1_d = _mm256_extracti128_si256(v_d_lh, 1); |
| __m128i v_d = _mm_add_epi32(v_d0_d, v_d1_d); |
| v_d = _mm_add_epi32(v_d, _mm_srli_si128(v_d, 8)); |
| sum_long += _mm_extract_epi32(v_d, 0); |
| sse_long += _mm_extract_epi32(v_d, 1); |
| } |
| |
| rshift = get_msb(output_height) + get_msb(output_width); |
| } |
| } else if (yoffset == 0) { // xoffset==1,2,3,5,6,7 && yoffset==0 |
| range = output_width / 16; |
| if (output_height == 8) inc = 2; |
| if (output_height == 4) inc = 4; |
| for (j = 0; j < range * output_height * inc / 16; j++) { |
| if (j % (output_height * inc / 16) == 0) { |
| src_ptr = src_ptr_ref; |
| src_ptr_ref += 16; |
| dst_ptr = dst_ptr_ref; |
| dst_ptr_ref += 16; |
| |
| curr = 0; |
| } |
| |
| __m256i sum1 = _mm256_setzero_si256(); |
| __m256i sse1 = _mm256_setzero_si256(); |
| |
| for (i = 0; i < 16 / inc; ++i) { |
| __m256i V_V_D1 = _mm256_loadu_si256((const __m256i *)src_ptr); |
| __m256i V_V_D2 = _mm256_loadu_si256((const __m256i *)(src_ptr + 1)); |
| src_ptr += src_pixels_per_line; |
| __m256i V_V_M1 = _mm256_unpacklo_epi16(V_V_D1, V_V_D2); |
| __m256i V_V_M2 = _mm256_unpackhi_epi16(V_V_D1, V_V_D2); |
| __m256i V_V_MAD1 = _mm256_madd_epi16(V_V_M1, filter1); |
| __m256i V_V_MAD2 = _mm256_madd_epi16(V_V_M2, filter1); |
| __m256i V_V_S1 = |
| _mm256_srli_epi32(_mm256_add_epi32(V_V_MAD1, rbias), 7); |
| __m256i V_V_S2 = |
| _mm256_srli_epi32(_mm256_add_epi32(V_V_MAD2, rbias), 7); |
| opointer[curr] = _mm256_packus_epi32(V_V_S1, V_V_S2); |
| |
| __m256i V_D_DST = _mm256_loadu_si256((const __m256i *)dst_ptr); |
| dst_ptr += dst_stride; |
| __m256i V_R_SUB = _mm256_sub_epi16(opointer[curr], V_D_DST); |
| __m256i V_R_MAD = _mm256_madd_epi16(V_R_SUB, V_R_SUB); |
| |
| sum1 = _mm256_add_epi16(sum1, V_R_SUB); |
| sse1 = _mm256_add_epi32(sse1, V_R_MAD); |
| } |
| |
| __m256i v_sum0 = _mm256_madd_epi16(sum1, one); |
| __m256i v_d_l = _mm256_unpacklo_epi32(v_sum0, sse1); |
| __m256i v_d_h = _mm256_unpackhi_epi32(v_sum0, sse1); |
| __m256i v_d_lh = _mm256_add_epi32(v_d_l, v_d_h); |
| const __m128i v_d0_d = _mm256_castsi256_si128(v_d_lh); |
| const __m128i v_d1_d = _mm256_extracti128_si256(v_d_lh, 1); |
| __m128i v_d = _mm_add_epi32(v_d0_d, v_d1_d); |
| v_d = _mm_add_epi32(v_d, _mm_srli_si128(v_d, 8)); |
| sum_long += _mm_extract_epi32(v_d, 0); |
| sse_long += _mm_extract_epi32(v_d, 1); |
| } |
| |
| rshift = get_msb(output_height) + get_msb(output_width); |
| |
| } else if (yoffset == 4) { // xoffset==1,2,3,5,6,7 && yoffset==4 |
| |
| range = output_width / 16; |
| if (output_height == 8) inc = 2; |
| if (output_height == 4) inc = 4; |
| for (j = 0; j < range * output_height * inc / 16; j++) { |
| if (j % (output_height * inc / 16) == 0) { |
| src_ptr = src_ptr_ref; |
| src_ptr_ref += 16; |
| dst_ptr = dst_ptr_ref; |
| dst_ptr_ref += 16; |
| |
| __m256i V_H_D1 = _mm256_loadu_si256((const __m256i *)src_ptr); |
| __m256i V_H_D2 = _mm256_loadu_si256((const __m256i *)(src_ptr + 1)); |
| src_ptr += src_pixels_per_line; |
| |
| __m256i V_H_M1 = _mm256_unpacklo_epi16(V_H_D1, V_H_D2); |
| __m256i V_H_M2 = _mm256_unpackhi_epi16(V_H_D1, V_H_D2); |
| |
| __m256i V_H_MAD1 = _mm256_madd_epi16(V_H_M1, filter1); |
| __m256i V_H_MAD2 = _mm256_madd_epi16(V_H_M2, filter1); |
| |
| __m256i V_H_S1 = |
| _mm256_srli_epi32(_mm256_add_epi32(V_H_MAD1, rbias), 7); |
| __m256i V_H_S2 = |
| _mm256_srli_epi32(_mm256_add_epi32(V_H_MAD2, rbias), 7); |
| |
| opointer[0] = _mm256_packus_epi32(V_H_S1, V_H_S2); |
| |
| curr = 0; |
| } |
| |
| __m256i sum1 = _mm256_setzero_si256(); |
| __m256i sse1 = _mm256_setzero_si256(); |
| |
| for (i = 0; i < 16 / inc; ++i) { |
| prev = curr; |
| curr = (curr == 0) ? 1 : 0; |
| __m256i V_V_D1 = _mm256_loadu_si256((const __m256i *)src_ptr); |
| __m256i V_V_D2 = _mm256_loadu_si256((const __m256i *)(src_ptr + 1)); |
| src_ptr += src_pixels_per_line; |
| __m256i V_V_M1 = _mm256_unpacklo_epi16(V_V_D1, V_V_D2); |
| __m256i V_V_M2 = _mm256_unpackhi_epi16(V_V_D1, V_V_D2); |
| __m256i V_V_MAD1 = _mm256_madd_epi16(V_V_M1, filter1); |
| __m256i V_V_MAD2 = _mm256_madd_epi16(V_V_M2, filter1); |
| __m256i V_V_S1 = |
| _mm256_srli_epi32(_mm256_add_epi32(V_V_MAD1, rbias), 7); |
| __m256i V_V_S2 = |
| _mm256_srli_epi32(_mm256_add_epi32(V_V_MAD2, rbias), 7); |
| opointer[curr] = _mm256_packus_epi32(V_V_S1, V_V_S2); |
| |
| __m256i V_S_SRC = _mm256_avg_epu16(opointer[prev], opointer[curr]); |
| |
| __m256i V_D_DST = _mm256_loadu_si256((const __m256i *)dst_ptr); |
| dst_ptr += dst_stride; |
| |
| __m256i V_R_SUB = _mm256_sub_epi16(V_S_SRC, V_D_DST); |
| __m256i V_R_MAD = _mm256_madd_epi16(V_R_SUB, V_R_SUB); |
| |
| sum1 = _mm256_add_epi16(sum1, V_R_SUB); |
| sse1 = _mm256_add_epi32(sse1, V_R_MAD); |
| } |
| |
| __m256i v_sum0 = _mm256_madd_epi16(sum1, one); |
| __m256i v_d_l = _mm256_unpacklo_epi32(v_sum0, sse1); |
| __m256i v_d_h = _mm256_unpackhi_epi32(v_sum0, sse1); |
| __m256i v_d_lh = _mm256_add_epi32(v_d_l, v_d_h); |
| const __m128i v_d0_d = _mm256_castsi256_si128(v_d_lh); |
| const __m128i v_d1_d = _mm256_extracti128_si256(v_d_lh, 1); |
| __m128i v_d = _mm_add_epi32(v_d0_d, v_d1_d); |
| v_d = _mm_add_epi32(v_d, _mm_srli_si128(v_d, 8)); |
| sum_long += _mm_extract_epi32(v_d, 0); |
| sse_long += _mm_extract_epi32(v_d, 1); |
| } |
| |
| rshift = get_msb(output_height) + get_msb(output_width); |
| |
| } else { // xoffset==1,2,3,5,6,7 && yoffset==1,2,3,5,6,7 |
| range = output_width / 16; |
| if (output_height == 8) inc = 2; |
| if (output_height == 4) inc = 4; |
| unsigned int nloop = 16 / inc; |
| for (j = 0; j < range * output_height * inc / 16; j++) { |
| if (j % (output_height * inc / 16) == 0) { |
| src_ptr = src_ptr_ref; |
| src_ptr_ref += 16; |
| dst_ptr = dst_ptr_ref; |
| dst_ptr_ref += 16; |
| |
| __m256i V_H_D1 = _mm256_loadu_si256((const __m256i *)src_ptr); |
| __m256i V_H_D2 = _mm256_loadu_si256((const __m256i *)(src_ptr + 1)); |
| src_ptr += src_pixels_per_line; |
| |
| __m256i V_H_M1 = _mm256_unpacklo_epi16(V_H_D1, V_H_D2); |
| __m256i V_H_M2 = _mm256_unpackhi_epi16(V_H_D1, V_H_D2); |
| |
| __m256i V_H_MAD1 = _mm256_madd_epi16(V_H_M1, filter1); |
| __m256i V_H_MAD2 = _mm256_madd_epi16(V_H_M2, filter1); |
| |
| __m256i V_H_S1 = |
| _mm256_srli_epi32(_mm256_add_epi32(V_H_MAD1, rbias), 7); |
| __m256i V_H_S2 = |
| _mm256_srli_epi32(_mm256_add_epi32(V_H_MAD2, rbias), 7); |
| |
| opointer[0] = _mm256_packus_epi32(V_H_S1, V_H_S2); |
| |
| curr = 0; |
| } |
| |
| __m256i sum1 = _mm256_setzero_si256(); |
| __m256i sse1 = _mm256_setzero_si256(); |
| |
| for (i = 0; i < nloop; ++i) { |
| prev = curr; |
| curr = !curr; |
| __m256i V_V_D1 = _mm256_loadu_si256((const __m256i *)src_ptr); |
| __m256i V_V_D2 = _mm256_loadu_si256((const __m256i *)(src_ptr + 1)); |
| src_ptr += src_pixels_per_line; |
| __m256i V_V_M1 = _mm256_unpacklo_epi16(V_V_D1, V_V_D2); |
| __m256i V_V_M2 = _mm256_unpackhi_epi16(V_V_D1, V_V_D2); |
| __m256i V_V_MAD1 = _mm256_madd_epi16(V_V_M1, filter1); |
| __m256i V_V_MAD2 = _mm256_madd_epi16(V_V_M2, filter1); |
| __m256i V_V_S1 = |
| _mm256_srli_epi32(_mm256_add_epi32(V_V_MAD1, rbias), 7); |
| __m256i V_V_S2 = |
| _mm256_srli_epi32(_mm256_add_epi32(V_V_MAD2, rbias), 7); |
| opointer[curr] = _mm256_packus_epi32(V_V_S1, V_V_S2); |
| |
| __m256i V_S_M1 = _mm256_unpacklo_epi16(opointer[prev], opointer[curr]); |
| __m256i V_S_M2 = _mm256_unpackhi_epi16(opointer[prev], opointer[curr]); |
| |
| __m256i V_S_MAD1 = _mm256_madd_epi16(V_S_M1, filter2); |
| __m256i V_S_MAD2 = _mm256_madd_epi16(V_S_M2, filter2); |
| |
| __m256i V_S_S1 = |
| _mm256_srli_epi32(_mm256_add_epi32(V_S_MAD1, rbias), 7); |
| __m256i V_S_S2 = |
| _mm256_srli_epi32(_mm256_add_epi32(V_S_MAD2, rbias), 7); |
| |
| __m256i V_S_SRC = _mm256_packus_epi32(V_S_S1, V_S_S2); |
| |
| __m256i V_D_DST = _mm256_loadu_si256((const __m256i *)dst_ptr); |
| dst_ptr += dst_stride; |
| |
| __m256i V_R_SUB = _mm256_sub_epi16(V_S_SRC, V_D_DST); |
| __m256i V_R_MAD = _mm256_madd_epi16(V_R_SUB, V_R_SUB); |
| |
| sum1 = _mm256_add_epi16(sum1, V_R_SUB); |
| sse1 = _mm256_add_epi32(sse1, V_R_MAD); |
| } |
| |
| __m256i v_sum0 = _mm256_madd_epi16(sum1, one); |
| __m256i v_d_l = _mm256_unpacklo_epi32(v_sum0, sse1); |
| __m256i v_d_h = _mm256_unpackhi_epi32(v_sum0, sse1); |
| __m256i v_d_lh = _mm256_add_epi32(v_d_l, v_d_h); |
| const __m128i v_d0_d = _mm256_castsi256_si128(v_d_lh); |
| const __m128i v_d1_d = _mm256_extracti128_si256(v_d_lh, 1); |
| __m128i v_d = _mm_add_epi32(v_d0_d, v_d1_d); |
| v_d = _mm_add_epi32(v_d, _mm_srli_si128(v_d, 8)); |
| sum_long += _mm_extract_epi32(v_d, 0); |
| sse_long += _mm_extract_epi32(v_d, 1); |
| } |
| |
| rshift = get_msb(output_height) + get_msb(output_width); |
| } |
| |
| *sse = (uint32_t)ROUND_POWER_OF_TWO(sse_long, 4); |
| int sum = (int)ROUND_POWER_OF_TWO(sum_long, 2); |
| |
| int32_t var = *sse - (uint32_t)(((int64_t)sum * sum) >> rshift); |
| |
| return (var > 0) ? var : 0; |
| } |
| |
| void aom_highbd_calc8x8var_avx2(const uint16_t *src, int src_stride, |
| const uint16_t *ref, int ref_stride, |
| uint32_t *sse, int *sum) { |
| __m256i v_sum_d = _mm256_setzero_si256(); |
| __m256i v_sse_d = _mm256_setzero_si256(); |
| for (int i = 0; i < 8; i += 2) { |
| const __m128i v_p_a0 = _mm_loadu_si128((const __m128i *)src); |
| const __m128i v_p_a1 = _mm_loadu_si128((const __m128i *)(src + src_stride)); |
| const __m128i v_p_b0 = _mm_loadu_si128((const __m128i *)ref); |
| const __m128i v_p_b1 = _mm_loadu_si128((const __m128i *)(ref + ref_stride)); |
| __m256i v_p_a = _mm256_castsi128_si256(v_p_a0); |
| __m256i v_p_b = _mm256_castsi128_si256(v_p_b0); |
| v_p_a = _mm256_inserti128_si256(v_p_a, v_p_a1, 1); |
| v_p_b = _mm256_inserti128_si256(v_p_b, v_p_b1, 1); |
| const __m256i v_diff = _mm256_sub_epi16(v_p_a, v_p_b); |
| const __m256i v_sqrdiff = _mm256_madd_epi16(v_diff, v_diff); |
| v_sum_d = _mm256_add_epi16(v_sum_d, v_diff); |
| v_sse_d = _mm256_add_epi32(v_sse_d, v_sqrdiff); |
| src += src_stride * 2; |
| ref += ref_stride * 2; |
| } |
| __m256i v_sum00 = _mm256_cvtepi16_epi32(_mm256_castsi256_si128(v_sum_d)); |
| __m256i v_sum01 = _mm256_cvtepi16_epi32(_mm256_extracti128_si256(v_sum_d, 1)); |
| __m256i v_sum0 = _mm256_add_epi32(v_sum00, v_sum01); |
| __m256i v_d_l = _mm256_unpacklo_epi32(v_sum0, v_sse_d); |
| __m256i v_d_h = _mm256_unpackhi_epi32(v_sum0, v_sse_d); |
| __m256i v_d_lh = _mm256_add_epi32(v_d_l, v_d_h); |
| const __m128i v_d0_d = _mm256_castsi256_si128(v_d_lh); |
| const __m128i v_d1_d = _mm256_extracti128_si256(v_d_lh, 1); |
| __m128i v_d = _mm_add_epi32(v_d0_d, v_d1_d); |
| v_d = _mm_add_epi32(v_d, _mm_srli_si128(v_d, 8)); |
| *sum = _mm_extract_epi32(v_d, 0); |
| *sse = _mm_extract_epi32(v_d, 1); |
| } |
| |
| void aom_highbd_calc16x16var_avx2(const uint16_t *src, int src_stride, |
| const uint16_t *ref, int ref_stride, |
| uint32_t *sse, int *sum) { |
| __m256i v_sum_d = _mm256_setzero_si256(); |
| __m256i v_sse_d = _mm256_setzero_si256(); |
| const __m256i one = _mm256_set1_epi16(1); |
| for (int i = 0; i < 16; ++i) { |
| const __m256i v_p_a = _mm256_loadu_si256((const __m256i *)src); |
| const __m256i v_p_b = _mm256_loadu_si256((const __m256i *)ref); |
| const __m256i v_diff = _mm256_sub_epi16(v_p_a, v_p_b); |
| const __m256i v_sqrdiff = _mm256_madd_epi16(v_diff, v_diff); |
| v_sum_d = _mm256_add_epi16(v_sum_d, v_diff); |
| v_sse_d = _mm256_add_epi32(v_sse_d, v_sqrdiff); |
| src += src_stride; |
| ref += ref_stride; |
| } |
| __m256i v_sum0 = _mm256_madd_epi16(v_sum_d, one); |
| __m256i v_d_l = _mm256_unpacklo_epi32(v_sum0, v_sse_d); |
| __m256i v_d_h = _mm256_unpackhi_epi32(v_sum0, v_sse_d); |
| __m256i v_d_lh = _mm256_add_epi32(v_d_l, v_d_h); |
| const __m128i v_d0_d = _mm256_castsi256_si128(v_d_lh); |
| const __m128i v_d1_d = _mm256_extracti128_si256(v_d_lh, 1); |
| __m128i v_d = _mm_add_epi32(v_d0_d, v_d1_d); |
| v_d = _mm_add_epi32(v_d, _mm_srli_si128(v_d, 8)); |
| *sum = _mm_extract_epi32(v_d, 0); |
| *sse = _mm_extract_epi32(v_d, 1); |
| } |
| |
| static void highbd_10_variance_avx2(const uint16_t *src, int src_stride, |
| const uint16_t *ref, int ref_stride, int w, |
| int h, uint32_t *sse, int *sum, |
| high_variance_fn_t var_fn, int block_size) { |
| int i, j; |
| uint64_t sse_long = 0; |
| int32_t sum_long = 0; |
| |
| for (i = 0; i < h; i += block_size) { |
| for (j = 0; j < w; j += block_size) { |
| unsigned int sse0; |
| int sum0; |
| var_fn(src + src_stride * i + j, src_stride, ref + ref_stride * i + j, |
| ref_stride, &sse0, &sum0); |
| sse_long += sse0; |
| sum_long += sum0; |
| } |
| } |
| *sum = ROUND_POWER_OF_TWO(sum_long, 2); |
| *sse = (uint32_t)ROUND_POWER_OF_TWO(sse_long, 4); |
| } |
| |
| #define VAR_FN(w, h, block_size, shift) \ |
| uint32_t aom_highbd_10_variance##w##x##h##_avx2( \ |
| const uint8_t *src8, int src_stride, const uint8_t *ref8, \ |
| int ref_stride, uint32_t *sse) { \ |
| int sum; \ |
| int64_t var; \ |
| uint16_t *src = CONVERT_TO_SHORTPTR(src8); \ |
| uint16_t *ref = CONVERT_TO_SHORTPTR(ref8); \ |
| highbd_10_variance_avx2( \ |
| src, src_stride, ref, ref_stride, w, h, sse, &sum, \ |
| aom_highbd_calc##block_size##x##block_size##var_avx2, block_size); \ |
| var = (int64_t)(*sse) - (((int64_t)sum * sum) >> shift); \ |
| return (var >= 0) ? (uint32_t)var : 0; \ |
| } |
| |
| VAR_FN(128, 128, 16, 14) |
| VAR_FN(128, 64, 16, 13) |
| VAR_FN(64, 128, 16, 13) |
| VAR_FN(64, 64, 16, 12) |
| VAR_FN(64, 32, 16, 11) |
| VAR_FN(32, 64, 16, 11) |
| VAR_FN(32, 32, 16, 10) |
| VAR_FN(32, 16, 16, 9) |
| VAR_FN(16, 32, 16, 9) |
| VAR_FN(16, 16, 16, 8) |
| VAR_FN(16, 8, 8, 7) |
| VAR_FN(16, 4, 16, 6) |
| VAR_FN(8, 32, 8, 8) |
| VAR_FN(32, 8, 8, 8) |
| VAR_FN(16, 64, 16, 10) |
| VAR_FN(64, 16, 16, 10) |
| VAR_FN(8, 16, 8, 7) |
| VAR_FN(8, 8, 8, 6) |
| |
| #undef VAR_FN |
| |
| #define SSE2_HEIGHT(H) \ |
| uint32_t aom_highbd_10_sub_pixel_variance8x##H##_sse2( \ |
| const uint8_t *src8, int src_stride, int x_offset, int y_offset, \ |
| const uint8_t *dst8, int dst_stride, uint32_t *sse_ptr); |
| |
| SSE2_HEIGHT(8) |
| SSE2_HEIGHT(16) |
| |
| #undef SSE2_Height |
| |
| #define HIGHBD_SUBPIX_VAR(W, H) \ |
| uint32_t aom_highbd_10_sub_pixel_variance##W##x##H##_avx2( \ |
| const uint8_t *src, int src_stride, int xoffset, int yoffset, \ |
| const uint8_t *dst, int dst_stride, uint32_t *sse) { \ |
| if (W == 8 && H == 16) \ |
| return aom_highbd_10_sub_pixel_variance8x16_sse2( \ |
| src, src_stride, xoffset, yoffset, dst, dst_stride, sse); \ |
| else if (W == 8 && H == 8) \ |
| return aom_highbd_10_sub_pixel_variance8x8_sse2( \ |
| src, src_stride, xoffset, yoffset, dst, dst_stride, sse); \ |
| else \ |
| return aom_highbd_var_filter_block2d_bil_avx2( \ |
| src, src_stride, 1, H, W, xoffset, yoffset, dst, dst_stride, sse); \ |
| } |
| |
| HIGHBD_SUBPIX_VAR(128, 128) |
| HIGHBD_SUBPIX_VAR(128, 64) |
| HIGHBD_SUBPIX_VAR(64, 128) |
| HIGHBD_SUBPIX_VAR(64, 64) |
| HIGHBD_SUBPIX_VAR(64, 32) |
| HIGHBD_SUBPIX_VAR(32, 64) |
| HIGHBD_SUBPIX_VAR(32, 32) |
| HIGHBD_SUBPIX_VAR(32, 16) |
| HIGHBD_SUBPIX_VAR(16, 32) |
| HIGHBD_SUBPIX_VAR(16, 16) |
| HIGHBD_SUBPIX_VAR(16, 8) |
| HIGHBD_SUBPIX_VAR(8, 16) |
| HIGHBD_SUBPIX_VAR(8, 8) |
| |
| #undef HIGHBD_SUBPIX_VAR |
| |
| uint64_t aom_mse_4xh_16bit_highbd_avx2(uint16_t *dst, int dstride, |
| uint16_t *src, int sstride, int h) { |
| uint64_t sum = 0; |
| __m128i reg0_4x16, reg1_4x16, reg2_4x16, reg3_4x16; |
| __m256i src0_8x16, src1_8x16, src_16x16; |
| __m256i dst0_8x16, dst1_8x16, dst_16x16; |
| __m256i res0_4x64, res1_4x64, res2_4x64, res3_4x64; |
| __m256i sub_result; |
| const __m256i zeros = _mm256_broadcastsi128_si256(_mm_setzero_si128()); |
| __m256i square_result = _mm256_broadcastsi128_si256(_mm_setzero_si128()); |
| for (int i = 0; i < h; i += 4) { |
| reg0_4x16 = _mm_loadl_epi64((__m128i const *)(&dst[(i + 0) * dstride])); |
| reg1_4x16 = _mm_loadl_epi64((__m128i const *)(&dst[(i + 1) * dstride])); |
| reg2_4x16 = _mm_loadl_epi64((__m128i const *)(&dst[(i + 2) * dstride])); |
| reg3_4x16 = _mm_loadl_epi64((__m128i const *)(&dst[(i + 3) * dstride])); |
| dst0_8x16 = |
| _mm256_castsi128_si256(_mm_unpacklo_epi64(reg0_4x16, reg1_4x16)); |
| dst1_8x16 = |
| _mm256_castsi128_si256(_mm_unpacklo_epi64(reg2_4x16, reg3_4x16)); |
| dst_16x16 = _mm256_permute2x128_si256(dst0_8x16, dst1_8x16, 0x20); |
| |
| reg0_4x16 = _mm_loadl_epi64((__m128i const *)(&src[(i + 0) * sstride])); |
| reg1_4x16 = _mm_loadl_epi64((__m128i const *)(&src[(i + 1) * sstride])); |
| reg2_4x16 = _mm_loadl_epi64((__m128i const *)(&src[(i + 2) * sstride])); |
| reg3_4x16 = _mm_loadl_epi64((__m128i const *)(&src[(i + 3) * sstride])); |
| src0_8x16 = |
| _mm256_castsi128_si256(_mm_unpacklo_epi64(reg0_4x16, reg1_4x16)); |
| src1_8x16 = |
| _mm256_castsi128_si256(_mm_unpacklo_epi64(reg2_4x16, reg3_4x16)); |
| src_16x16 = _mm256_permute2x128_si256(src0_8x16, src1_8x16, 0x20); |
| |
| sub_result = _mm256_abs_epi16(_mm256_sub_epi16(src_16x16, dst_16x16)); |
| |
| src_16x16 = _mm256_unpacklo_epi16(sub_result, zeros); |
| dst_16x16 = _mm256_unpackhi_epi16(sub_result, zeros); |
| |
| src_16x16 = _mm256_madd_epi16(src_16x16, src_16x16); |
| dst_16x16 = _mm256_madd_epi16(dst_16x16, dst_16x16); |
| |
| res0_4x64 = _mm256_unpacklo_epi32(src_16x16, zeros); |
| res1_4x64 = _mm256_unpackhi_epi32(src_16x16, zeros); |
| res2_4x64 = _mm256_unpacklo_epi32(dst_16x16, zeros); |
| res3_4x64 = _mm256_unpackhi_epi32(dst_16x16, zeros); |
| |
| square_result = _mm256_add_epi64( |
| square_result, |
| _mm256_add_epi64( |
| _mm256_add_epi64(_mm256_add_epi64(res0_4x64, res1_4x64), res2_4x64), |
| res3_4x64)); |
| } |
| const __m128i sum_2x64 = |
| _mm_add_epi64(_mm256_castsi256_si128(square_result), |
| _mm256_extracti128_si256(square_result, 1)); |
| const __m128i sum_1x64 = _mm_add_epi64(sum_2x64, _mm_srli_si128(sum_2x64, 8)); |
| xx_storel_64(&sum, sum_1x64); |
| return sum; |
| } |
| |
| uint64_t aom_mse_8xh_16bit_highbd_avx2(uint16_t *dst, int dstride, |
| uint16_t *src, int sstride, int h) { |
| uint64_t sum = 0; |
| __m256i src0_8x16, src1_8x16, src_16x16; |
| __m256i dst0_8x16, dst1_8x16, dst_16x16; |
| __m256i res0_4x64, res1_4x64, res2_4x64, res3_4x64; |
| __m256i sub_result; |
| const __m256i zeros = _mm256_broadcastsi128_si256(_mm_setzero_si128()); |
| __m256i square_result = _mm256_broadcastsi128_si256(_mm_setzero_si128()); |
| |
| for (int i = 0; i < h; i += 2) { |
| dst0_8x16 = |
| _mm256_castsi128_si256(_mm_loadu_si128((__m128i *)&dst[i * dstride])); |
| dst1_8x16 = _mm256_castsi128_si256( |
| _mm_loadu_si128((__m128i *)&dst[(i + 1) * dstride])); |
| dst_16x16 = _mm256_permute2x128_si256(dst0_8x16, dst1_8x16, 0x20); |
| |
| src0_8x16 = |
| _mm256_castsi128_si256(_mm_loadu_si128((__m128i *)&src[i * sstride])); |
| src1_8x16 = _mm256_castsi128_si256( |
| _mm_loadu_si128((__m128i *)&src[(i + 1) * sstride])); |
| src_16x16 = _mm256_permute2x128_si256(src0_8x16, src1_8x16, 0x20); |
| |
| sub_result = _mm256_abs_epi16(_mm256_sub_epi16(src_16x16, dst_16x16)); |
| |
| src_16x16 = _mm256_unpacklo_epi16(sub_result, zeros); |
| dst_16x16 = _mm256_unpackhi_epi16(sub_result, zeros); |
| |
| src_16x16 = _mm256_madd_epi16(src_16x16, src_16x16); |
| dst_16x16 = _mm256_madd_epi16(dst_16x16, dst_16x16); |
| |
| res0_4x64 = _mm256_unpacklo_epi32(src_16x16, zeros); |
| res1_4x64 = _mm256_unpackhi_epi32(src_16x16, zeros); |
| res2_4x64 = _mm256_unpacklo_epi32(dst_16x16, zeros); |
| res3_4x64 = _mm256_unpackhi_epi32(dst_16x16, zeros); |
| |
| square_result = _mm256_add_epi64( |
| square_result, |
| _mm256_add_epi64( |
| _mm256_add_epi64(_mm256_add_epi64(res0_4x64, res1_4x64), res2_4x64), |
| res3_4x64)); |
| } |
| |
| const __m128i sum_2x64 = |
| _mm_add_epi64(_mm256_castsi256_si128(square_result), |
| _mm256_extracti128_si256(square_result, 1)); |
| const __m128i sum_1x64 = _mm_add_epi64(sum_2x64, _mm_srli_si128(sum_2x64, 8)); |
| xx_storel_64(&sum, sum_1x64); |
| return sum; |
| } |
| |
| uint64_t aom_mse_wxh_16bit_highbd_avx2(uint16_t *dst, int dstride, |
| uint16_t *src, int sstride, int w, |
| int h) { |
| assert((w == 8 || w == 4) && (h == 8 || h == 4) && |
| "w=8/4 and h=8/4 must satisfy"); |
| switch (w) { |
| case 4: return aom_mse_4xh_16bit_highbd_avx2(dst, dstride, src, sstride, h); |
| case 8: return aom_mse_8xh_16bit_highbd_avx2(dst, dstride, src, sstride, h); |
| default: assert(0 && "unsupported width"); return -1; |
| } |
| } |
