diff options
Diffstat (limited to 'third_party/aom/aom_dsp/x86/variance_impl_avx2.c')
| -rw-r--r-- | third_party/aom/aom_dsp/x86/variance_impl_avx2.c | 517 |
1 files changed, 0 insertions, 517 deletions
diff --git a/third_party/aom/aom_dsp/x86/variance_impl_avx2.c b/third_party/aom/aom_dsp/x86/variance_impl_avx2.c deleted file mode 100644 index 88e27aef3..000000000 --- a/third_party/aom/aom_dsp/x86/variance_impl_avx2.c +++ /dev/null @@ -1,517 +0,0 @@ -/* - * Copyright (c) 2016, Alliance for Open Media. All rights reserved - * - * This source code is subject to the terms of the BSD 2 Clause License and - * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License - * was not distributed with this source code in the LICENSE file, you can - * obtain it at www.aomedia.org/license/software. If the Alliance for Open - * Media Patent License 1.0 was not distributed with this source code in the - * PATENTS file, you can obtain it at www.aomedia.org/license/patent. - */ - -#include <immintrin.h> // AVX2 - -#include "config/aom_dsp_rtcd.h" - -#include "aom_ports/mem.h" - -/* clang-format off */ -DECLARE_ALIGNED(32, static const uint8_t, bilinear_filters_avx2[512]) = { - 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, - 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, - 14, 2, 14, 2, 14, 2, 14, 2, 14, 2, 14, 2, 14, 2, 14, 2, - 14, 2, 14, 2, 14, 2, 14, 2, 14, 2, 14, 2, 14, 2, 14, 2, - 12, 4, 12, 4, 12, 4, 12, 4, 12, 4, 12, 4, 12, 4, 12, 4, - 12, 4, 12, 4, 12, 4, 12, 4, 12, 4, 12, 4, 12, 4, 12, 4, - 10, 6, 10, 6, 10, 6, 10, 6, 10, 6, 10, 6, 10, 6, 10, 6, - 10, 6, 10, 6, 10, 6, 10, 6, 10, 6, 10, 6, 10, 6, 10, 6, - 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, - 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, - 6, 10, 6, 10, 6, 10, 6, 10, 6, 10, 6, 10, 6, 10, 6, 10, - 6, 10, 6, 10, 6, 10, 6, 10, 6, 10, 6, 10, 6, 10, 6, 10, - 4, 12, 4, 12, 4, 12, 4, 12, 4, 12, 4, 12, 4, 12, 4, 12, - 4, 12, 4, 12, 4, 12, 4, 12, 4, 12, 4, 12, 4, 12, 4, 12, - 2, 14, 2, 14, 2, 14, 2, 14, 2, 14, 2, 14, 2, 14, 2, 14, - 2, 14, 2, 14, 2, 14, 2, 14, 2, 14, 2, 14, 2, 14, 2, 14, -}; -/* clang-format on */ - -#define FILTER_SRC(filter) \ - /* filter the source */ \ - exp_src_lo = _mm256_maddubs_epi16(exp_src_lo, filter); \ - exp_src_hi = _mm256_maddubs_epi16(exp_src_hi, filter); \ - \ - /* add 8 to source */ \ - exp_src_lo = _mm256_add_epi16(exp_src_lo, pw8); \ - exp_src_hi = _mm256_add_epi16(exp_src_hi, pw8); \ - \ - /* divide source by 16 */ \ - exp_src_lo = _mm256_srai_epi16(exp_src_lo, 4); \ - exp_src_hi = _mm256_srai_epi16(exp_src_hi, 4); - -#define MERGE_WITH_SRC(src_reg, reg) \ - exp_src_lo = _mm256_unpacklo_epi8(src_reg, reg); \ - exp_src_hi = _mm256_unpackhi_epi8(src_reg, reg); - -#define LOAD_SRC_DST \ - /* load source and destination */ \ - src_reg = _mm256_loadu_si256((__m256i const *)(src)); \ - dst_reg = _mm256_loadu_si256((__m256i const *)(dst)); - -#define AVG_NEXT_SRC(src_reg, size_stride) \ - src_next_reg = _mm256_loadu_si256((__m256i const *)(src + size_stride)); \ - /* average between current and next stride source */ \ - src_reg = _mm256_avg_epu8(src_reg, src_next_reg); - -#define MERGE_NEXT_SRC(src_reg, size_stride) \ - src_next_reg = _mm256_loadu_si256((__m256i const *)(src + size_stride)); \ - MERGE_WITH_SRC(src_reg, src_next_reg) - -#define CALC_SUM_SSE_INSIDE_LOOP \ - /* expand each byte to 2 bytes */ \ - exp_dst_lo = _mm256_unpacklo_epi8(dst_reg, zero_reg); \ - exp_dst_hi = _mm256_unpackhi_epi8(dst_reg, zero_reg); \ - /* source - dest */ \ - exp_src_lo = _mm256_sub_epi16(exp_src_lo, exp_dst_lo); \ - exp_src_hi = _mm256_sub_epi16(exp_src_hi, exp_dst_hi); \ - /* caculate sum */ \ - sum_reg = _mm256_add_epi16(sum_reg, exp_src_lo); \ - exp_src_lo = _mm256_madd_epi16(exp_src_lo, exp_src_lo); \ - sum_reg = _mm256_add_epi16(sum_reg, exp_src_hi); \ - exp_src_hi = _mm256_madd_epi16(exp_src_hi, exp_src_hi); \ - /* calculate sse */ \ - sse_reg = _mm256_add_epi32(sse_reg, exp_src_lo); \ - sse_reg = _mm256_add_epi32(sse_reg, exp_src_hi); - -// final calculation to sum and sse -#define CALC_SUM_AND_SSE \ - res_cmp = _mm256_cmpgt_epi16(zero_reg, sum_reg); \ - sse_reg_hi = _mm256_srli_si256(sse_reg, 8); \ - sum_reg_lo = _mm256_unpacklo_epi16(sum_reg, res_cmp); \ - sum_reg_hi = _mm256_unpackhi_epi16(sum_reg, res_cmp); \ - sse_reg = _mm256_add_epi32(sse_reg, sse_reg_hi); \ - sum_reg = _mm256_add_epi32(sum_reg_lo, sum_reg_hi); \ - \ - sse_reg_hi = _mm256_srli_si256(sse_reg, 4); \ - sum_reg_hi = _mm256_srli_si256(sum_reg, 8); \ - \ - sse_reg = _mm256_add_epi32(sse_reg, sse_reg_hi); \ - sum_reg = _mm256_add_epi32(sum_reg, sum_reg_hi); \ - *((int *)sse) = _mm_cvtsi128_si32(_mm256_castsi256_si128(sse_reg)) + \ - _mm_cvtsi128_si32(_mm256_extractf128_si256(sse_reg, 1)); \ - sum_reg_hi = _mm256_srli_si256(sum_reg, 4); \ - sum_reg = _mm256_add_epi32(sum_reg, sum_reg_hi); \ - sum = _mm_cvtsi128_si32(_mm256_castsi256_si128(sum_reg)) + \ - _mm_cvtsi128_si32(_mm256_extractf128_si256(sum_reg, 1)); - -unsigned int aom_sub_pixel_variance32xh_avx2(const uint8_t *src, int src_stride, - int x_offset, int y_offset, - const uint8_t *dst, int dst_stride, - int height, unsigned int *sse) { - __m256i src_reg, dst_reg, exp_src_lo, exp_src_hi, exp_dst_lo, exp_dst_hi; - __m256i sse_reg, sum_reg, sse_reg_hi, res_cmp, sum_reg_lo, sum_reg_hi; - __m256i zero_reg; - int i, sum; - sum_reg = _mm256_set1_epi16(0); - sse_reg = _mm256_set1_epi16(0); - zero_reg = _mm256_set1_epi16(0); - - // x_offset = 0 and y_offset = 0 - if (x_offset == 0) { - if (y_offset == 0) { - for (i = 0; i < height; i++) { - LOAD_SRC_DST - // expend each byte to 2 bytes - MERGE_WITH_SRC(src_reg, zero_reg) - CALC_SUM_SSE_INSIDE_LOOP - src += src_stride; - dst += dst_stride; - } - // x_offset = 0 and y_offset = 8 - } else if (y_offset == 8) { - __m256i src_next_reg; - for (i = 0; i < height; i++) { - LOAD_SRC_DST - AVG_NEXT_SRC(src_reg, src_stride) - // expend each byte to 2 bytes - MERGE_WITH_SRC(src_reg, zero_reg) - CALC_SUM_SSE_INSIDE_LOOP - src += src_stride; - dst += dst_stride; - } - // x_offset = 0 and y_offset = bilin interpolation - } else { - __m256i filter, pw8, src_next_reg; - - y_offset <<= 5; - filter = _mm256_load_si256( - (__m256i const *)(bilinear_filters_avx2 + y_offset)); - pw8 = _mm256_set1_epi16(8); - for (i = 0; i < height; i++) { - LOAD_SRC_DST - MERGE_NEXT_SRC(src_reg, src_stride) - FILTER_SRC(filter) - CALC_SUM_SSE_INSIDE_LOOP - src += src_stride; - dst += dst_stride; - } - } - // x_offset = 8 and y_offset = 0 - } else if (x_offset == 8) { - if (y_offset == 0) { - __m256i src_next_reg; - for (i = 0; i < height; i++) { - LOAD_SRC_DST - AVG_NEXT_SRC(src_reg, 1) - // expand each byte to 2 bytes - MERGE_WITH_SRC(src_reg, zero_reg) - CALC_SUM_SSE_INSIDE_LOOP - src += src_stride; - dst += dst_stride; - } - // x_offset = 8 and y_offset = 8 - } else if (y_offset == 8) { - __m256i src_next_reg, src_avg; - // load source and another source starting from the next - // following byte - src_reg = _mm256_loadu_si256((__m256i const *)(src)); - AVG_NEXT_SRC(src_reg, 1) - for (i = 0; i < height; i++) { - src_avg = src_reg; - src += src_stride; - LOAD_SRC_DST - AVG_NEXT_SRC(src_reg, 1) - // average between previous average to current average - src_avg = _mm256_avg_epu8(src_avg, src_reg); - // expand each byte to 2 bytes - MERGE_WITH_SRC(src_avg, zero_reg) - // save current source average - CALC_SUM_SSE_INSIDE_LOOP - dst += dst_stride; - } - // x_offset = 8 and y_offset = bilin interpolation - } else { - __m256i filter, pw8, src_next_reg, src_avg; - y_offset <<= 5; - filter = _mm256_load_si256( - (__m256i const *)(bilinear_filters_avx2 + y_offset)); - pw8 = _mm256_set1_epi16(8); - // load source and another source starting from the next - // following byte - src_reg = _mm256_loadu_si256((__m256i const *)(src)); - AVG_NEXT_SRC(src_reg, 1) - for (i = 0; i < height; i++) { - // save current source average - src_avg = src_reg; - src += src_stride; - LOAD_SRC_DST - AVG_NEXT_SRC(src_reg, 1) - MERGE_WITH_SRC(src_avg, src_reg) - FILTER_SRC(filter) - CALC_SUM_SSE_INSIDE_LOOP - dst += dst_stride; - } - } - // x_offset = bilin interpolation and y_offset = 0 - } else { - if (y_offset == 0) { - __m256i filter, pw8, src_next_reg; - x_offset <<= 5; - filter = _mm256_load_si256( - (__m256i const *)(bilinear_filters_avx2 + x_offset)); - pw8 = _mm256_set1_epi16(8); - for (i = 0; i < height; i++) { - LOAD_SRC_DST - MERGE_NEXT_SRC(src_reg, 1) - FILTER_SRC(filter) - CALC_SUM_SSE_INSIDE_LOOP - src += src_stride; - dst += dst_stride; - } - // x_offset = bilin interpolation and y_offset = 8 - } else if (y_offset == 8) { - __m256i filter, pw8, src_next_reg, src_pack; - x_offset <<= 5; - filter = _mm256_load_si256( - (__m256i const *)(bilinear_filters_avx2 + x_offset)); - pw8 = _mm256_set1_epi16(8); - src_reg = _mm256_loadu_si256((__m256i const *)(src)); - MERGE_NEXT_SRC(src_reg, 1) - FILTER_SRC(filter) - // convert each 16 bit to 8 bit to each low and high lane source - src_pack = _mm256_packus_epi16(exp_src_lo, exp_src_hi); - for (i = 0; i < height; i++) { - src += src_stride; - LOAD_SRC_DST - MERGE_NEXT_SRC(src_reg, 1) - FILTER_SRC(filter) - src_reg = _mm256_packus_epi16(exp_src_lo, exp_src_hi); - // average between previous pack to the current - src_pack = _mm256_avg_epu8(src_pack, src_reg); - MERGE_WITH_SRC(src_pack, zero_reg) - CALC_SUM_SSE_INSIDE_LOOP - src_pack = src_reg; - dst += dst_stride; - } - // x_offset = bilin interpolation and y_offset = bilin interpolation - } else { - __m256i xfilter, yfilter, pw8, src_next_reg, src_pack; - x_offset <<= 5; - xfilter = _mm256_load_si256( - (__m256i const *)(bilinear_filters_avx2 + x_offset)); - y_offset <<= 5; - yfilter = _mm256_load_si256( - (__m256i const *)(bilinear_filters_avx2 + y_offset)); - pw8 = _mm256_set1_epi16(8); - // load source and another source starting from the next - // following byte - src_reg = _mm256_loadu_si256((__m256i const *)(src)); - MERGE_NEXT_SRC(src_reg, 1) - - FILTER_SRC(xfilter) - // convert each 16 bit to 8 bit to each low and high lane source - src_pack = _mm256_packus_epi16(exp_src_lo, exp_src_hi); - for (i = 0; i < height; i++) { - src += src_stride; - LOAD_SRC_DST - MERGE_NEXT_SRC(src_reg, 1) - FILTER_SRC(xfilter) - src_reg = _mm256_packus_epi16(exp_src_lo, exp_src_hi); - // merge previous pack to current pack source - MERGE_WITH_SRC(src_pack, src_reg) - // filter the source - FILTER_SRC(yfilter) - src_pack = src_reg; - CALC_SUM_SSE_INSIDE_LOOP - dst += dst_stride; - } - } - } - CALC_SUM_AND_SSE - _mm256_zeroupper(); - return sum; -} - -unsigned int aom_sub_pixel_avg_variance32xh_avx2( - const uint8_t *src, int src_stride, int x_offset, int y_offset, - const uint8_t *dst, int dst_stride, const uint8_t *sec, int sec_stride, - int height, unsigned int *sse) { - __m256i sec_reg; - __m256i src_reg, dst_reg, exp_src_lo, exp_src_hi, exp_dst_lo, exp_dst_hi; - __m256i sse_reg, sum_reg, sse_reg_hi, res_cmp, sum_reg_lo, sum_reg_hi; - __m256i zero_reg; - int i, sum; - sum_reg = _mm256_set1_epi16(0); - sse_reg = _mm256_set1_epi16(0); - zero_reg = _mm256_set1_epi16(0); - - // x_offset = 0 and y_offset = 0 - if (x_offset == 0) { - if (y_offset == 0) { - for (i = 0; i < height; i++) { - LOAD_SRC_DST - sec_reg = _mm256_loadu_si256((__m256i const *)(sec)); - src_reg = _mm256_avg_epu8(src_reg, sec_reg); - sec += sec_stride; - // expend each byte to 2 bytes - MERGE_WITH_SRC(src_reg, zero_reg) - CALC_SUM_SSE_INSIDE_LOOP - src += src_stride; - dst += dst_stride; - } - } else if (y_offset == 8) { - __m256i src_next_reg; - for (i = 0; i < height; i++) { - LOAD_SRC_DST - AVG_NEXT_SRC(src_reg, src_stride) - sec_reg = _mm256_loadu_si256((__m256i const *)(sec)); - src_reg = _mm256_avg_epu8(src_reg, sec_reg); - sec += sec_stride; - // expend each byte to 2 bytes - MERGE_WITH_SRC(src_reg, zero_reg) - CALC_SUM_SSE_INSIDE_LOOP - src += src_stride; - dst += dst_stride; - } - // x_offset = 0 and y_offset = bilin interpolation - } else { - __m256i filter, pw8, src_next_reg; - - y_offset <<= 5; - filter = _mm256_load_si256( - (__m256i const *)(bilinear_filters_avx2 + y_offset)); - pw8 = _mm256_set1_epi16(8); - for (i = 0; i < height; i++) { - LOAD_SRC_DST - MERGE_NEXT_SRC(src_reg, src_stride) - FILTER_SRC(filter) - src_reg = _mm256_packus_epi16(exp_src_lo, exp_src_hi); - sec_reg = _mm256_loadu_si256((__m256i const *)(sec)); - src_reg = _mm256_avg_epu8(src_reg, sec_reg); - sec += sec_stride; - MERGE_WITH_SRC(src_reg, zero_reg) - CALC_SUM_SSE_INSIDE_LOOP - src += src_stride; - dst += dst_stride; - } - } - // x_offset = 8 and y_offset = 0 - } else if (x_offset == 8) { - if (y_offset == 0) { - __m256i src_next_reg; - for (i = 0; i < height; i++) { - LOAD_SRC_DST - AVG_NEXT_SRC(src_reg, 1) - sec_reg = _mm256_loadu_si256((__m256i const *)(sec)); - src_reg = _mm256_avg_epu8(src_reg, sec_reg); - sec += sec_stride; - // expand each byte to 2 bytes - MERGE_WITH_SRC(src_reg, zero_reg) - CALC_SUM_SSE_INSIDE_LOOP - src += src_stride; - dst += dst_stride; - } - // x_offset = 8 and y_offset = 8 - } else if (y_offset == 8) { - __m256i src_next_reg, src_avg; - // load source and another source starting from the next - // following byte - src_reg = _mm256_loadu_si256((__m256i const *)(src)); - AVG_NEXT_SRC(src_reg, 1) - for (i = 0; i < height; i++) { - // save current source average - src_avg = src_reg; - src += src_stride; - LOAD_SRC_DST - AVG_NEXT_SRC(src_reg, 1) - // average between previous average to current average - src_avg = _mm256_avg_epu8(src_avg, src_reg); - sec_reg = _mm256_loadu_si256((__m256i const *)(sec)); - src_avg = _mm256_avg_epu8(src_avg, sec_reg); - sec += sec_stride; - // expand each byte to 2 bytes - MERGE_WITH_SRC(src_avg, zero_reg) - CALC_SUM_SSE_INSIDE_LOOP - dst += dst_stride; - } - // x_offset = 8 and y_offset = bilin interpolation - } else { - __m256i filter, pw8, src_next_reg, src_avg; - y_offset <<= 5; - filter = _mm256_load_si256( - (__m256i const *)(bilinear_filters_avx2 + y_offset)); - pw8 = _mm256_set1_epi16(8); - // load source and another source starting from the next - // following byte - src_reg = _mm256_loadu_si256((__m256i const *)(src)); - AVG_NEXT_SRC(src_reg, 1) - for (i = 0; i < height; i++) { - // save current source average - src_avg = src_reg; - src += src_stride; - LOAD_SRC_DST - AVG_NEXT_SRC(src_reg, 1) - MERGE_WITH_SRC(src_avg, src_reg) - FILTER_SRC(filter) - src_avg = _mm256_packus_epi16(exp_src_lo, exp_src_hi); - sec_reg = _mm256_loadu_si256((__m256i const *)(sec)); - src_avg = _mm256_avg_epu8(src_avg, sec_reg); - // expand each byte to 2 bytes - MERGE_WITH_SRC(src_avg, zero_reg) - sec += sec_stride; - CALC_SUM_SSE_INSIDE_LOOP - dst += dst_stride; - } - } - // x_offset = bilin interpolation and y_offset = 0 - } else { - if (y_offset == 0) { - __m256i filter, pw8, src_next_reg; - x_offset <<= 5; - filter = _mm256_load_si256( - (__m256i const *)(bilinear_filters_avx2 + x_offset)); - pw8 = _mm256_set1_epi16(8); - for (i = 0; i < height; i++) { - LOAD_SRC_DST - MERGE_NEXT_SRC(src_reg, 1) - FILTER_SRC(filter) - src_reg = _mm256_packus_epi16(exp_src_lo, exp_src_hi); - sec_reg = _mm256_loadu_si256((__m256i const *)(sec)); - src_reg = _mm256_avg_epu8(src_reg, sec_reg); - MERGE_WITH_SRC(src_reg, zero_reg) - sec += sec_stride; - CALC_SUM_SSE_INSIDE_LOOP - src += src_stride; - dst += dst_stride; - } - // x_offset = bilin interpolation and y_offset = 8 - } else if (y_offset == 8) { - __m256i filter, pw8, src_next_reg, src_pack; - x_offset <<= 5; - filter = _mm256_load_si256( - (__m256i const *)(bilinear_filters_avx2 + x_offset)); - pw8 = _mm256_set1_epi16(8); - src_reg = _mm256_loadu_si256((__m256i const *)(src)); - MERGE_NEXT_SRC(src_reg, 1) - FILTER_SRC(filter) - // convert each 16 bit to 8 bit to each low and high lane source - src_pack = _mm256_packus_epi16(exp_src_lo, exp_src_hi); - for (i = 0; i < height; i++) { - src += src_stride; - LOAD_SRC_DST - MERGE_NEXT_SRC(src_reg, 1) - FILTER_SRC(filter) - src_reg = _mm256_packus_epi16(exp_src_lo, exp_src_hi); - // average between previous pack to the current - src_pack = _mm256_avg_epu8(src_pack, src_reg); - sec_reg = _mm256_loadu_si256((__m256i const *)(sec)); - src_pack = _mm256_avg_epu8(src_pack, sec_reg); - sec += sec_stride; - MERGE_WITH_SRC(src_pack, zero_reg) - src_pack = src_reg; - CALC_SUM_SSE_INSIDE_LOOP - dst += dst_stride; - } - // x_offset = bilin interpolation and y_offset = bilin interpolation - } else { - __m256i xfilter, yfilter, pw8, src_next_reg, src_pack; - x_offset <<= 5; - xfilter = _mm256_load_si256( - (__m256i const *)(bilinear_filters_avx2 + x_offset)); - y_offset <<= 5; - yfilter = _mm256_load_si256( - (__m256i const *)(bilinear_filters_avx2 + y_offset)); - pw8 = _mm256_set1_epi16(8); - // load source and another source starting from the next - // following byte - src_reg = _mm256_loadu_si256((__m256i const *)(src)); - MERGE_NEXT_SRC(src_reg, 1) - - FILTER_SRC(xfilter) - // convert each 16 bit to 8 bit to each low and high lane source - src_pack = _mm256_packus_epi16(exp_src_lo, exp_src_hi); - for (i = 0; i < height; i++) { - src += src_stride; - LOAD_SRC_DST - MERGE_NEXT_SRC(src_reg, 1) - FILTER_SRC(xfilter) - src_reg = _mm256_packus_epi16(exp_src_lo, exp_src_hi); - // merge previous pack to current pack source - MERGE_WITH_SRC(src_pack, src_reg) - // filter the source - FILTER_SRC(yfilter) - src_pack = _mm256_packus_epi16(exp_src_lo, exp_src_hi); - sec_reg = _mm256_loadu_si256((__m256i const *)(sec)); - src_pack = _mm256_avg_epu8(src_pack, sec_reg); - MERGE_WITH_SRC(src_pack, zero_reg) - src_pack = src_reg; - sec += sec_stride; - CALC_SUM_SSE_INSIDE_LOOP - dst += dst_stride; - } - } - } - CALC_SUM_AND_SSE - _mm256_zeroupper(); - return sum; -} |