diff options
Diffstat (limited to 'third_party/aom/av1/common/x86/reconinter_avx2.c')
-rw-r--r-- | third_party/aom/av1/common/x86/reconinter_avx2.c | 620 |
1 files changed, 620 insertions, 0 deletions
diff --git a/third_party/aom/av1/common/x86/reconinter_avx2.c b/third_party/aom/av1/common/x86/reconinter_avx2.c new file mode 100644 index 000000000..f645e0454 --- /dev/null +++ b/third_party/aom/av1/common/x86/reconinter_avx2.c @@ -0,0 +1,620 @@ +/* + * 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 "config/av1_rtcd.h" + +#include "aom/aom_integer.h" +#include "aom_dsp/blend.h" +#include "aom_dsp/x86/synonyms.h" +#include "aom_dsp/x86/synonyms_avx2.h" +#include "av1/common/blockd.h" + +static INLINE __m256i calc_mask_avx2(const __m256i mask_base, const __m256i s0, + const __m256i s1) { + const __m256i diff = _mm256_abs_epi16(_mm256_sub_epi16(s0, s1)); + return _mm256_abs_epi16( + _mm256_add_epi16(mask_base, _mm256_srli_epi16(diff, 4))); + // clamp(diff, 0, 64) can be skiped for diff is always in the range ( 38, 54) +} +void av1_build_compound_diffwtd_mask_avx2(uint8_t *mask, + DIFFWTD_MASK_TYPE mask_type, + const uint8_t *src0, int stride0, + const uint8_t *src1, int stride1, + int h, int w) { + const int mb = (mask_type == DIFFWTD_38_INV) ? AOM_BLEND_A64_MAX_ALPHA : 0; + const __m256i y_mask_base = _mm256_set1_epi16(38 - mb); + int i = 0; + if (4 == w) { + do { + const __m128i s0A = xx_loadl_32(src0); + const __m128i s0B = xx_loadl_32(src0 + stride0); + const __m128i s0C = xx_loadl_32(src0 + stride0 * 2); + const __m128i s0D = xx_loadl_32(src0 + stride0 * 3); + const __m128i s0AB = _mm_unpacklo_epi32(s0A, s0B); + const __m128i s0CD = _mm_unpacklo_epi32(s0C, s0D); + const __m128i s0ABCD = _mm_unpacklo_epi64(s0AB, s0CD); + const __m256i s0ABCD_w = _mm256_cvtepu8_epi16(s0ABCD); + + const __m128i s1A = xx_loadl_32(src1); + const __m128i s1B = xx_loadl_32(src1 + stride1); + const __m128i s1C = xx_loadl_32(src1 + stride1 * 2); + const __m128i s1D = xx_loadl_32(src1 + stride1 * 3); + const __m128i s1AB = _mm_unpacklo_epi32(s1A, s1B); + const __m128i s1CD = _mm_unpacklo_epi32(s1C, s1D); + const __m128i s1ABCD = _mm_unpacklo_epi64(s1AB, s1CD); + const __m256i s1ABCD_w = _mm256_cvtepu8_epi16(s1ABCD); + const __m256i m16 = calc_mask_avx2(y_mask_base, s0ABCD_w, s1ABCD_w); + const __m256i m8 = _mm256_packus_epi16(m16, _mm256_setzero_si256()); + const __m128i x_m8 = + _mm256_castsi256_si128(_mm256_permute4x64_epi64(m8, 0xd8)); + xx_storeu_128(mask, x_m8); + src0 += (stride0 << 2); + src1 += (stride1 << 2); + mask += 16; + i += 4; + } while (i < h); + } else if (8 == w) { + do { + const __m128i s0A = xx_loadl_64(src0); + const __m128i s0B = xx_loadl_64(src0 + stride0); + const __m128i s0C = xx_loadl_64(src0 + stride0 * 2); + const __m128i s0D = xx_loadl_64(src0 + stride0 * 3); + const __m256i s0AC_w = _mm256_cvtepu8_epi16(_mm_unpacklo_epi64(s0A, s0C)); + const __m256i s0BD_w = _mm256_cvtepu8_epi16(_mm_unpacklo_epi64(s0B, s0D)); + const __m128i s1A = xx_loadl_64(src1); + const __m128i s1B = xx_loadl_64(src1 + stride1); + const __m128i s1C = xx_loadl_64(src1 + stride1 * 2); + const __m128i s1D = xx_loadl_64(src1 + stride1 * 3); + const __m256i s1AB_w = _mm256_cvtepu8_epi16(_mm_unpacklo_epi64(s1A, s1C)); + const __m256i s1CD_w = _mm256_cvtepu8_epi16(_mm_unpacklo_epi64(s1B, s1D)); + const __m256i m16AC = calc_mask_avx2(y_mask_base, s0AC_w, s1AB_w); + const __m256i m16BD = calc_mask_avx2(y_mask_base, s0BD_w, s1CD_w); + const __m256i m8 = _mm256_packus_epi16(m16AC, m16BD); + yy_storeu_256(mask, m8); + src0 += stride0 << 2; + src1 += stride1 << 2; + mask += 32; + i += 4; + } while (i < h); + } else if (16 == w) { + do { + const __m128i s0A = xx_load_128(src0); + const __m128i s0B = xx_load_128(src0 + stride0); + const __m128i s1A = xx_load_128(src1); + const __m128i s1B = xx_load_128(src1 + stride1); + const __m256i s0AL = _mm256_cvtepu8_epi16(s0A); + const __m256i s0BL = _mm256_cvtepu8_epi16(s0B); + const __m256i s1AL = _mm256_cvtepu8_epi16(s1A); + const __m256i s1BL = _mm256_cvtepu8_epi16(s1B); + + const __m256i m16AL = calc_mask_avx2(y_mask_base, s0AL, s1AL); + const __m256i m16BL = calc_mask_avx2(y_mask_base, s0BL, s1BL); + + const __m256i m8 = + _mm256_permute4x64_epi64(_mm256_packus_epi16(m16AL, m16BL), 0xd8); + yy_storeu_256(mask, m8); + src0 += stride0 << 1; + src1 += stride1 << 1; + mask += 32; + i += 2; + } while (i < h); + } else { + do { + int j = 0; + do { + const __m256i s0 = yy_loadu_256(src0 + j); + const __m256i s1 = yy_loadu_256(src1 + j); + const __m256i s0L = _mm256_cvtepu8_epi16(_mm256_castsi256_si128(s0)); + const __m256i s1L = _mm256_cvtepu8_epi16(_mm256_castsi256_si128(s1)); + const __m256i s0H = + _mm256_cvtepu8_epi16(_mm256_extracti128_si256(s0, 1)); + const __m256i s1H = + _mm256_cvtepu8_epi16(_mm256_extracti128_si256(s1, 1)); + const __m256i m16L = calc_mask_avx2(y_mask_base, s0L, s1L); + const __m256i m16H = calc_mask_avx2(y_mask_base, s0H, s1H); + const __m256i m8 = + _mm256_permute4x64_epi64(_mm256_packus_epi16(m16L, m16H), 0xd8); + yy_storeu_256(mask + j, m8); + j += 32; + } while (j < w); + src0 += stride0; + src1 += stride1; + mask += w; + i += 1; + } while (i < h); + } +} + +static INLINE __m256i calc_mask_d16_avx2(const __m256i *data_src0, + const __m256i *data_src1, + const __m256i *round_const, + const __m256i *mask_base_16, + const __m256i *clip_diff, int round) { + const __m256i diffa = _mm256_subs_epu16(*data_src0, *data_src1); + const __m256i diffb = _mm256_subs_epu16(*data_src1, *data_src0); + const __m256i diff = _mm256_max_epu16(diffa, diffb); + const __m256i diff_round = + _mm256_srli_epi16(_mm256_adds_epu16(diff, *round_const), round); + const __m256i diff_factor = _mm256_srli_epi16(diff_round, DIFF_FACTOR_LOG2); + const __m256i diff_mask = _mm256_adds_epi16(diff_factor, *mask_base_16); + const __m256i diff_clamp = _mm256_min_epi16(diff_mask, *clip_diff); + return diff_clamp; +} + +static INLINE __m256i calc_mask_d16_inv_avx2(const __m256i *data_src0, + const __m256i *data_src1, + const __m256i *round_const, + const __m256i *mask_base_16, + const __m256i *clip_diff, + int round) { + const __m256i diffa = _mm256_subs_epu16(*data_src0, *data_src1); + const __m256i diffb = _mm256_subs_epu16(*data_src1, *data_src0); + const __m256i diff = _mm256_max_epu16(diffa, diffb); + const __m256i diff_round = + _mm256_srli_epi16(_mm256_adds_epu16(diff, *round_const), round); + const __m256i diff_factor = _mm256_srli_epi16(diff_round, DIFF_FACTOR_LOG2); + const __m256i diff_mask = _mm256_adds_epi16(diff_factor, *mask_base_16); + const __m256i diff_clamp = _mm256_min_epi16(diff_mask, *clip_diff); + const __m256i diff_const_16 = _mm256_sub_epi16(*clip_diff, diff_clamp); + return diff_const_16; +} + +static INLINE void build_compound_diffwtd_mask_d16_avx2( + uint8_t *mask, const CONV_BUF_TYPE *src0, int src0_stride, + const CONV_BUF_TYPE *src1, int src1_stride, int h, int w, int shift) { + const int mask_base = 38; + const __m256i _r = _mm256_set1_epi16((1 << shift) >> 1); + const __m256i y38 = _mm256_set1_epi16(mask_base); + const __m256i y64 = _mm256_set1_epi16(AOM_BLEND_A64_MAX_ALPHA); + int i = 0; + if (w == 4) { + do { + const __m128i s0A = xx_loadl_64(src0); + const __m128i s0B = xx_loadl_64(src0 + src0_stride); + const __m128i s0C = xx_loadl_64(src0 + src0_stride * 2); + const __m128i s0D = xx_loadl_64(src0 + src0_stride * 3); + const __m128i s1A = xx_loadl_64(src1); + const __m128i s1B = xx_loadl_64(src1 + src1_stride); + const __m128i s1C = xx_loadl_64(src1 + src1_stride * 2); + const __m128i s1D = xx_loadl_64(src1 + src1_stride * 3); + const __m256i s0 = yy_set_m128i(_mm_unpacklo_epi64(s0C, s0D), + _mm_unpacklo_epi64(s0A, s0B)); + const __m256i s1 = yy_set_m128i(_mm_unpacklo_epi64(s1C, s1D), + _mm_unpacklo_epi64(s1A, s1B)); + const __m256i m16 = calc_mask_d16_avx2(&s0, &s1, &_r, &y38, &y64, shift); + const __m256i m8 = _mm256_packus_epi16(m16, _mm256_setzero_si256()); + xx_storeu_128(mask, + _mm256_castsi256_si128(_mm256_permute4x64_epi64(m8, 0xd8))); + src0 += src0_stride << 2; + src1 += src1_stride << 2; + mask += 16; + i += 4; + } while (i < h); + } else if (w == 8) { + do { + const __m256i s0AB = yy_loadu2_128(src0 + src0_stride, src0); + const __m256i s0CD = + yy_loadu2_128(src0 + src0_stride * 3, src0 + src0_stride * 2); + const __m256i s1AB = yy_loadu2_128(src1 + src1_stride, src1); + const __m256i s1CD = + yy_loadu2_128(src1 + src1_stride * 3, src1 + src1_stride * 2); + const __m256i m16AB = + calc_mask_d16_avx2(&s0AB, &s1AB, &_r, &y38, &y64, shift); + const __m256i m16CD = + calc_mask_d16_avx2(&s0CD, &s1CD, &_r, &y38, &y64, shift); + const __m256i m8 = _mm256_packus_epi16(m16AB, m16CD); + yy_storeu_256(mask, _mm256_permute4x64_epi64(m8, 0xd8)); + src0 += src0_stride << 2; + src1 += src1_stride << 2; + mask += 32; + i += 4; + } while (i < h); + } else if (w == 16) { + do { + const __m256i s0A = yy_loadu_256(src0); + const __m256i s0B = yy_loadu_256(src0 + src0_stride); + const __m256i s1A = yy_loadu_256(src1); + const __m256i s1B = yy_loadu_256(src1 + src1_stride); + const __m256i m16A = + calc_mask_d16_avx2(&s0A, &s1A, &_r, &y38, &y64, shift); + const __m256i m16B = + calc_mask_d16_avx2(&s0B, &s1B, &_r, &y38, &y64, shift); + const __m256i m8 = _mm256_packus_epi16(m16A, m16B); + yy_storeu_256(mask, _mm256_permute4x64_epi64(m8, 0xd8)); + src0 += src0_stride << 1; + src1 += src1_stride << 1; + mask += 32; + i += 2; + } while (i < h); + } else if (w == 32) { + do { + const __m256i s0A = yy_loadu_256(src0); + const __m256i s0B = yy_loadu_256(src0 + 16); + const __m256i s1A = yy_loadu_256(src1); + const __m256i s1B = yy_loadu_256(src1 + 16); + const __m256i m16A = + calc_mask_d16_avx2(&s0A, &s1A, &_r, &y38, &y64, shift); + const __m256i m16B = + calc_mask_d16_avx2(&s0B, &s1B, &_r, &y38, &y64, shift); + const __m256i m8 = _mm256_packus_epi16(m16A, m16B); + yy_storeu_256(mask, _mm256_permute4x64_epi64(m8, 0xd8)); + src0 += src0_stride; + src1 += src1_stride; + mask += 32; + i += 1; + } while (i < h); + } else if (w == 64) { + do { + const __m256i s0A = yy_loadu_256(src0); + const __m256i s0B = yy_loadu_256(src0 + 16); + const __m256i s0C = yy_loadu_256(src0 + 32); + const __m256i s0D = yy_loadu_256(src0 + 48); + const __m256i s1A = yy_loadu_256(src1); + const __m256i s1B = yy_loadu_256(src1 + 16); + const __m256i s1C = yy_loadu_256(src1 + 32); + const __m256i s1D = yy_loadu_256(src1 + 48); + const __m256i m16A = + calc_mask_d16_avx2(&s0A, &s1A, &_r, &y38, &y64, shift); + const __m256i m16B = + calc_mask_d16_avx2(&s0B, &s1B, &_r, &y38, &y64, shift); + const __m256i m16C = + calc_mask_d16_avx2(&s0C, &s1C, &_r, &y38, &y64, shift); + const __m256i m16D = + calc_mask_d16_avx2(&s0D, &s1D, &_r, &y38, &y64, shift); + const __m256i m8AB = _mm256_packus_epi16(m16A, m16B); + const __m256i m8CD = _mm256_packus_epi16(m16C, m16D); + yy_storeu_256(mask, _mm256_permute4x64_epi64(m8AB, 0xd8)); + yy_storeu_256(mask + 32, _mm256_permute4x64_epi64(m8CD, 0xd8)); + src0 += src0_stride; + src1 += src1_stride; + mask += 64; + i += 1; + } while (i < h); + } else { + do { + const __m256i s0A = yy_loadu_256(src0); + const __m256i s0B = yy_loadu_256(src0 + 16); + const __m256i s0C = yy_loadu_256(src0 + 32); + const __m256i s0D = yy_loadu_256(src0 + 48); + const __m256i s0E = yy_loadu_256(src0 + 64); + const __m256i s0F = yy_loadu_256(src0 + 80); + const __m256i s0G = yy_loadu_256(src0 + 96); + const __m256i s0H = yy_loadu_256(src0 + 112); + const __m256i s1A = yy_loadu_256(src1); + const __m256i s1B = yy_loadu_256(src1 + 16); + const __m256i s1C = yy_loadu_256(src1 + 32); + const __m256i s1D = yy_loadu_256(src1 + 48); + const __m256i s1E = yy_loadu_256(src1 + 64); + const __m256i s1F = yy_loadu_256(src1 + 80); + const __m256i s1G = yy_loadu_256(src1 + 96); + const __m256i s1H = yy_loadu_256(src1 + 112); + const __m256i m16A = + calc_mask_d16_avx2(&s0A, &s1A, &_r, &y38, &y64, shift); + const __m256i m16B = + calc_mask_d16_avx2(&s0B, &s1B, &_r, &y38, &y64, shift); + const __m256i m16C = + calc_mask_d16_avx2(&s0C, &s1C, &_r, &y38, &y64, shift); + const __m256i m16D = + calc_mask_d16_avx2(&s0D, &s1D, &_r, &y38, &y64, shift); + const __m256i m16E = + calc_mask_d16_avx2(&s0E, &s1E, &_r, &y38, &y64, shift); + const __m256i m16F = + calc_mask_d16_avx2(&s0F, &s1F, &_r, &y38, &y64, shift); + const __m256i m16G = + calc_mask_d16_avx2(&s0G, &s1G, &_r, &y38, &y64, shift); + const __m256i m16H = + calc_mask_d16_avx2(&s0H, &s1H, &_r, &y38, &y64, shift); + const __m256i m8AB = _mm256_packus_epi16(m16A, m16B); + const __m256i m8CD = _mm256_packus_epi16(m16C, m16D); + const __m256i m8EF = _mm256_packus_epi16(m16E, m16F); + const __m256i m8GH = _mm256_packus_epi16(m16G, m16H); + yy_storeu_256(mask, _mm256_permute4x64_epi64(m8AB, 0xd8)); + yy_storeu_256(mask + 32, _mm256_permute4x64_epi64(m8CD, 0xd8)); + yy_storeu_256(mask + 64, _mm256_permute4x64_epi64(m8EF, 0xd8)); + yy_storeu_256(mask + 96, _mm256_permute4x64_epi64(m8GH, 0xd8)); + src0 += src0_stride; + src1 += src1_stride; + mask += 128; + i += 1; + } while (i < h); + } +} + +static INLINE void build_compound_diffwtd_mask_d16_inv_avx2( + uint8_t *mask, const CONV_BUF_TYPE *src0, int src0_stride, + const CONV_BUF_TYPE *src1, int src1_stride, int h, int w, int shift) { + const int mask_base = 38; + const __m256i _r = _mm256_set1_epi16((1 << shift) >> 1); + const __m256i y38 = _mm256_set1_epi16(mask_base); + const __m256i y64 = _mm256_set1_epi16(AOM_BLEND_A64_MAX_ALPHA); + int i = 0; + if (w == 4) { + do { + const __m128i s0A = xx_loadl_64(src0); + const __m128i s0B = xx_loadl_64(src0 + src0_stride); + const __m128i s0C = xx_loadl_64(src0 + src0_stride * 2); + const __m128i s0D = xx_loadl_64(src0 + src0_stride * 3); + const __m128i s1A = xx_loadl_64(src1); + const __m128i s1B = xx_loadl_64(src1 + src1_stride); + const __m128i s1C = xx_loadl_64(src1 + src1_stride * 2); + const __m128i s1D = xx_loadl_64(src1 + src1_stride * 3); + const __m256i s0 = yy_set_m128i(_mm_unpacklo_epi64(s0C, s0D), + _mm_unpacklo_epi64(s0A, s0B)); + const __m256i s1 = yy_set_m128i(_mm_unpacklo_epi64(s1C, s1D), + _mm_unpacklo_epi64(s1A, s1B)); + const __m256i m16 = + calc_mask_d16_inv_avx2(&s0, &s1, &_r, &y38, &y64, shift); + const __m256i m8 = _mm256_packus_epi16(m16, _mm256_setzero_si256()); + xx_storeu_128(mask, + _mm256_castsi256_si128(_mm256_permute4x64_epi64(m8, 0xd8))); + src0 += src0_stride << 2; + src1 += src1_stride << 2; + mask += 16; + i += 4; + } while (i < h); + } else if (w == 8) { + do { + const __m256i s0AB = yy_loadu2_128(src0 + src0_stride, src0); + const __m256i s0CD = + yy_loadu2_128(src0 + src0_stride * 3, src0 + src0_stride * 2); + const __m256i s1AB = yy_loadu2_128(src1 + src1_stride, src1); + const __m256i s1CD = + yy_loadu2_128(src1 + src1_stride * 3, src1 + src1_stride * 2); + const __m256i m16AB = + calc_mask_d16_inv_avx2(&s0AB, &s1AB, &_r, &y38, &y64, shift); + const __m256i m16CD = + calc_mask_d16_inv_avx2(&s0CD, &s1CD, &_r, &y38, &y64, shift); + const __m256i m8 = _mm256_packus_epi16(m16AB, m16CD); + yy_storeu_256(mask, _mm256_permute4x64_epi64(m8, 0xd8)); + src0 += src0_stride << 2; + src1 += src1_stride << 2; + mask += 32; + i += 4; + } while (i < h); + } else if (w == 16) { + do { + const __m256i s0A = yy_loadu_256(src0); + const __m256i s0B = yy_loadu_256(src0 + src0_stride); + const __m256i s1A = yy_loadu_256(src1); + const __m256i s1B = yy_loadu_256(src1 + src1_stride); + const __m256i m16A = + calc_mask_d16_inv_avx2(&s0A, &s1A, &_r, &y38, &y64, shift); + const __m256i m16B = + calc_mask_d16_inv_avx2(&s0B, &s1B, &_r, &y38, &y64, shift); + const __m256i m8 = _mm256_packus_epi16(m16A, m16B); + yy_storeu_256(mask, _mm256_permute4x64_epi64(m8, 0xd8)); + src0 += src0_stride << 1; + src1 += src1_stride << 1; + mask += 32; + i += 2; + } while (i < h); + } else if (w == 32) { + do { + const __m256i s0A = yy_loadu_256(src0); + const __m256i s0B = yy_loadu_256(src0 + 16); + const __m256i s1A = yy_loadu_256(src1); + const __m256i s1B = yy_loadu_256(src1 + 16); + const __m256i m16A = + calc_mask_d16_inv_avx2(&s0A, &s1A, &_r, &y38, &y64, shift); + const __m256i m16B = + calc_mask_d16_inv_avx2(&s0B, &s1B, &_r, &y38, &y64, shift); + const __m256i m8 = _mm256_packus_epi16(m16A, m16B); + yy_storeu_256(mask, _mm256_permute4x64_epi64(m8, 0xd8)); + src0 += src0_stride; + src1 += src1_stride; + mask += 32; + i += 1; + } while (i < h); + } else if (w == 64) { + do { + const __m256i s0A = yy_loadu_256(src0); + const __m256i s0B = yy_loadu_256(src0 + 16); + const __m256i s0C = yy_loadu_256(src0 + 32); + const __m256i s0D = yy_loadu_256(src0 + 48); + const __m256i s1A = yy_loadu_256(src1); + const __m256i s1B = yy_loadu_256(src1 + 16); + const __m256i s1C = yy_loadu_256(src1 + 32); + const __m256i s1D = yy_loadu_256(src1 + 48); + const __m256i m16A = + calc_mask_d16_inv_avx2(&s0A, &s1A, &_r, &y38, &y64, shift); + const __m256i m16B = + calc_mask_d16_inv_avx2(&s0B, &s1B, &_r, &y38, &y64, shift); + const __m256i m16C = + calc_mask_d16_inv_avx2(&s0C, &s1C, &_r, &y38, &y64, shift); + const __m256i m16D = + calc_mask_d16_inv_avx2(&s0D, &s1D, &_r, &y38, &y64, shift); + const __m256i m8AB = _mm256_packus_epi16(m16A, m16B); + const __m256i m8CD = _mm256_packus_epi16(m16C, m16D); + yy_storeu_256(mask, _mm256_permute4x64_epi64(m8AB, 0xd8)); + yy_storeu_256(mask + 32, _mm256_permute4x64_epi64(m8CD, 0xd8)); + src0 += src0_stride; + src1 += src1_stride; + mask += 64; + i += 1; + } while (i < h); + } else { + do { + const __m256i s0A = yy_loadu_256(src0); + const __m256i s0B = yy_loadu_256(src0 + 16); + const __m256i s0C = yy_loadu_256(src0 + 32); + const __m256i s0D = yy_loadu_256(src0 + 48); + const __m256i s0E = yy_loadu_256(src0 + 64); + const __m256i s0F = yy_loadu_256(src0 + 80); + const __m256i s0G = yy_loadu_256(src0 + 96); + const __m256i s0H = yy_loadu_256(src0 + 112); + const __m256i s1A = yy_loadu_256(src1); + const __m256i s1B = yy_loadu_256(src1 + 16); + const __m256i s1C = yy_loadu_256(src1 + 32); + const __m256i s1D = yy_loadu_256(src1 + 48); + const __m256i s1E = yy_loadu_256(src1 + 64); + const __m256i s1F = yy_loadu_256(src1 + 80); + const __m256i s1G = yy_loadu_256(src1 + 96); + const __m256i s1H = yy_loadu_256(src1 + 112); + const __m256i m16A = + calc_mask_d16_inv_avx2(&s0A, &s1A, &_r, &y38, &y64, shift); + const __m256i m16B = + calc_mask_d16_inv_avx2(&s0B, &s1B, &_r, &y38, &y64, shift); + const __m256i m16C = + calc_mask_d16_inv_avx2(&s0C, &s1C, &_r, &y38, &y64, shift); + const __m256i m16D = + calc_mask_d16_inv_avx2(&s0D, &s1D, &_r, &y38, &y64, shift); + const __m256i m16E = + calc_mask_d16_inv_avx2(&s0E, &s1E, &_r, &y38, &y64, shift); + const __m256i m16F = + calc_mask_d16_inv_avx2(&s0F, &s1F, &_r, &y38, &y64, shift); + const __m256i m16G = + calc_mask_d16_inv_avx2(&s0G, &s1G, &_r, &y38, &y64, shift); + const __m256i m16H = + calc_mask_d16_inv_avx2(&s0H, &s1H, &_r, &y38, &y64, shift); + const __m256i m8AB = _mm256_packus_epi16(m16A, m16B); + const __m256i m8CD = _mm256_packus_epi16(m16C, m16D); + const __m256i m8EF = _mm256_packus_epi16(m16E, m16F); + const __m256i m8GH = _mm256_packus_epi16(m16G, m16H); + yy_storeu_256(mask, _mm256_permute4x64_epi64(m8AB, 0xd8)); + yy_storeu_256(mask + 32, _mm256_permute4x64_epi64(m8CD, 0xd8)); + yy_storeu_256(mask + 64, _mm256_permute4x64_epi64(m8EF, 0xd8)); + yy_storeu_256(mask + 96, _mm256_permute4x64_epi64(m8GH, 0xd8)); + src0 += src0_stride; + src1 += src1_stride; + mask += 128; + i += 1; + } while (i < h); + } +} + +void av1_build_compound_diffwtd_mask_d16_avx2( + uint8_t *mask, DIFFWTD_MASK_TYPE mask_type, const CONV_BUF_TYPE *src0, + int src0_stride, const CONV_BUF_TYPE *src1, int src1_stride, int h, int w, + ConvolveParams *conv_params, int bd) { + const int shift = + 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1 + (bd - 8); + // When rounding constant is added, there is a possibility of overflow. + // However that much precision is not required. Code should very well work for + // other values of DIFF_FACTOR_LOG2 and AOM_BLEND_A64_MAX_ALPHA as well. But + // there is a possibility of corner case bugs. + assert(DIFF_FACTOR_LOG2 == 4); + assert(AOM_BLEND_A64_MAX_ALPHA == 64); + + if (mask_type == DIFFWTD_38) { + build_compound_diffwtd_mask_d16_avx2(mask, src0, src0_stride, src1, + src1_stride, h, w, shift); + } else { + build_compound_diffwtd_mask_d16_inv_avx2(mask, src0, src0_stride, src1, + src1_stride, h, w, shift); + } +} + +void av1_build_compound_diffwtd_mask_highbd_avx2( + uint8_t *mask, DIFFWTD_MASK_TYPE mask_type, const uint8_t *src0, + int src0_stride, const uint8_t *src1, int src1_stride, int h, int w, + int bd) { + if (w < 16) { + av1_build_compound_diffwtd_mask_highbd_ssse3( + mask, mask_type, src0, src0_stride, src1, src1_stride, h, w, bd); + } else { + assert(mask_type == DIFFWTD_38 || mask_type == DIFFWTD_38_INV); + assert(bd >= 8); + assert((w % 16) == 0); + const __m256i y0 = _mm256_setzero_si256(); + const __m256i yAOM_BLEND_A64_MAX_ALPHA = + _mm256_set1_epi16(AOM_BLEND_A64_MAX_ALPHA); + const int mask_base = 38; + const __m256i ymask_base = _mm256_set1_epi16(mask_base); + const uint16_t *ssrc0 = CONVERT_TO_SHORTPTR(src0); + const uint16_t *ssrc1 = CONVERT_TO_SHORTPTR(src1); + if (bd == 8) { + if (mask_type == DIFFWTD_38_INV) { + for (int i = 0; i < h; ++i) { + for (int j = 0; j < w; j += 16) { + __m256i s0 = _mm256_loadu_si256((const __m256i *)&ssrc0[j]); + __m256i s1 = _mm256_loadu_si256((const __m256i *)&ssrc1[j]); + __m256i diff = _mm256_srai_epi16( + _mm256_abs_epi16(_mm256_sub_epi16(s0, s1)), DIFF_FACTOR_LOG2); + __m256i m = _mm256_min_epi16( + _mm256_max_epi16(y0, _mm256_add_epi16(diff, ymask_base)), + yAOM_BLEND_A64_MAX_ALPHA); + m = _mm256_sub_epi16(yAOM_BLEND_A64_MAX_ALPHA, m); + m = _mm256_packus_epi16(m, m); + m = _mm256_permute4x64_epi64(m, _MM_SHUFFLE(0, 0, 2, 0)); + __m128i m0 = _mm256_castsi256_si128(m); + _mm_storeu_si128((__m128i *)&mask[j], m0); + } + ssrc0 += src0_stride; + ssrc1 += src1_stride; + mask += w; + } + } else { + for (int i = 0; i < h; ++i) { + for (int j = 0; j < w; j += 16) { + __m256i s0 = _mm256_loadu_si256((const __m256i *)&ssrc0[j]); + __m256i s1 = _mm256_loadu_si256((const __m256i *)&ssrc1[j]); + __m256i diff = _mm256_srai_epi16( + _mm256_abs_epi16(_mm256_sub_epi16(s0, s1)), DIFF_FACTOR_LOG2); + __m256i m = _mm256_min_epi16( + _mm256_max_epi16(y0, _mm256_add_epi16(diff, ymask_base)), + yAOM_BLEND_A64_MAX_ALPHA); + m = _mm256_packus_epi16(m, m); + m = _mm256_permute4x64_epi64(m, _MM_SHUFFLE(0, 0, 2, 0)); + __m128i m0 = _mm256_castsi256_si128(m); + _mm_storeu_si128((__m128i *)&mask[j], m0); + } + ssrc0 += src0_stride; + ssrc1 += src1_stride; + mask += w; + } + } + } else { + const __m128i xshift = xx_set1_64_from_32i(bd - 8 + DIFF_FACTOR_LOG2); + if (mask_type == DIFFWTD_38_INV) { + for (int i = 0; i < h; ++i) { + for (int j = 0; j < w; j += 16) { + __m256i s0 = _mm256_loadu_si256((const __m256i *)&ssrc0[j]); + __m256i s1 = _mm256_loadu_si256((const __m256i *)&ssrc1[j]); + __m256i diff = _mm256_sra_epi16( + _mm256_abs_epi16(_mm256_sub_epi16(s0, s1)), xshift); + __m256i m = _mm256_min_epi16( + _mm256_max_epi16(y0, _mm256_add_epi16(diff, ymask_base)), + yAOM_BLEND_A64_MAX_ALPHA); + m = _mm256_sub_epi16(yAOM_BLEND_A64_MAX_ALPHA, m); + m = _mm256_packus_epi16(m, m); + m = _mm256_permute4x64_epi64(m, _MM_SHUFFLE(0, 0, 2, 0)); + __m128i m0 = _mm256_castsi256_si128(m); + _mm_storeu_si128((__m128i *)&mask[j], m0); + } + ssrc0 += src0_stride; + ssrc1 += src1_stride; + mask += w; + } + } else { + for (int i = 0; i < h; ++i) { + for (int j = 0; j < w; j += 16) { + __m256i s0 = _mm256_loadu_si256((const __m256i *)&ssrc0[j]); + __m256i s1 = _mm256_loadu_si256((const __m256i *)&ssrc1[j]); + __m256i diff = _mm256_sra_epi16( + _mm256_abs_epi16(_mm256_sub_epi16(s0, s1)), xshift); + __m256i m = _mm256_min_epi16( + _mm256_max_epi16(y0, _mm256_add_epi16(diff, ymask_base)), + yAOM_BLEND_A64_MAX_ALPHA); + m = _mm256_packus_epi16(m, m); + m = _mm256_permute4x64_epi64(m, _MM_SHUFFLE(0, 0, 2, 0)); + __m128i m0 = _mm256_castsi256_si128(m); + _mm_storeu_si128((__m128i *)&mask[j], m0); + } + ssrc0 += src0_stride; + ssrc1 += src1_stride; + mask += w; + } + } + } + } +} |