diff options
Diffstat (limited to 'third_party/aom/av1/common/x86/convolve_avx2.c')
-rw-r--r-- | third_party/aom/av1/common/x86/convolve_avx2.c | 277 |
1 files changed, 0 insertions, 277 deletions
diff --git a/third_party/aom/av1/common/x86/convolve_avx2.c b/third_party/aom/av1/common/x86/convolve_avx2.c deleted file mode 100644 index 0e91ea947..000000000 --- a/third_party/aom/av1/common/x86/convolve_avx2.c +++ /dev/null @@ -1,277 +0,0 @@ -/* - * Copyright (c) 2017, 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_dsp/aom_dsp_common.h" -#include "aom_dsp/x86/convolve_avx2.h" -#include "aom_dsp/x86/synonyms.h" - -void av1_convolve_y_sr_avx2(const uint8_t *src, int src_stride, uint8_t *dst, - int dst_stride, int w, int h, - const InterpFilterParams *filter_params_x, - const InterpFilterParams *filter_params_y, - const int subpel_x_q4, const int subpel_y_q4, - ConvolveParams *conv_params) { - int i, j; - const int fo_vert = filter_params_y->taps / 2 - 1; - const uint8_t *const src_ptr = src - fo_vert * src_stride; - - // right shift is F-1 because we are already dividing - // filter co-efficients by 2 - const int right_shift_bits = (FILTER_BITS - 1); - const __m128i right_shift = _mm_cvtsi32_si128(right_shift_bits); - const __m256i right_shift_const = - _mm256_set1_epi16((1 << right_shift_bits) >> 1); - __m256i coeffs[4], s[8]; - - assert(conv_params->round_0 <= FILTER_BITS); - assert(((conv_params->round_0 + conv_params->round_1) <= (FILTER_BITS + 1)) || - ((conv_params->round_0 + conv_params->round_1) == (2 * FILTER_BITS))); - - prepare_coeffs_lowbd(filter_params_y, subpel_y_q4, coeffs); - - (void)filter_params_x; - (void)subpel_x_q4; - (void)conv_params; - - for (j = 0; j < w; j += 16) { - const uint8_t *data = &src_ptr[j]; - __m256i src6; - - // Load lines a and b. Line a to lower 128, line b to upper 128 - const __m256i src_01a = _mm256_permute2x128_si256( - _mm256_castsi128_si256( - _mm_loadu_si128((__m128i *)(data + 0 * src_stride))), - _mm256_castsi128_si256( - _mm_loadu_si128((__m128i *)(data + 1 * src_stride))), - 0x20); - - const __m256i src_12a = _mm256_permute2x128_si256( - _mm256_castsi128_si256( - _mm_loadu_si128((__m128i *)(data + 1 * src_stride))), - _mm256_castsi128_si256( - _mm_loadu_si128((__m128i *)(data + 2 * src_stride))), - 0x20); - - const __m256i src_23a = _mm256_permute2x128_si256( - _mm256_castsi128_si256( - _mm_loadu_si128((__m128i *)(data + 2 * src_stride))), - _mm256_castsi128_si256( - _mm_loadu_si128((__m128i *)(data + 3 * src_stride))), - 0x20); - - const __m256i src_34a = _mm256_permute2x128_si256( - _mm256_castsi128_si256( - _mm_loadu_si128((__m128i *)(data + 3 * src_stride))), - _mm256_castsi128_si256( - _mm_loadu_si128((__m128i *)(data + 4 * src_stride))), - 0x20); - - const __m256i src_45a = _mm256_permute2x128_si256( - _mm256_castsi128_si256( - _mm_loadu_si128((__m128i *)(data + 4 * src_stride))), - _mm256_castsi128_si256( - _mm_loadu_si128((__m128i *)(data + 5 * src_stride))), - 0x20); - - src6 = _mm256_castsi128_si256( - _mm_loadu_si128((__m128i *)(data + 6 * src_stride))); - const __m256i src_56a = _mm256_permute2x128_si256( - _mm256_castsi128_si256( - _mm_loadu_si128((__m128i *)(data + 5 * src_stride))), - src6, 0x20); - - s[0] = _mm256_unpacklo_epi8(src_01a, src_12a); - s[1] = _mm256_unpacklo_epi8(src_23a, src_34a); - s[2] = _mm256_unpacklo_epi8(src_45a, src_56a); - - s[4] = _mm256_unpackhi_epi8(src_01a, src_12a); - s[5] = _mm256_unpackhi_epi8(src_23a, src_34a); - s[6] = _mm256_unpackhi_epi8(src_45a, src_56a); - - for (i = 0; i < h; i += 2) { - data = &src_ptr[i * src_stride + j]; - const __m256i src_67a = _mm256_permute2x128_si256( - src6, - _mm256_castsi128_si256( - _mm_loadu_si128((__m128i *)(data + 7 * src_stride))), - 0x20); - - src6 = _mm256_castsi128_si256( - _mm_loadu_si128((__m128i *)(data + 8 * src_stride))); - const __m256i src_78a = _mm256_permute2x128_si256( - _mm256_castsi128_si256( - _mm_loadu_si128((__m128i *)(data + 7 * src_stride))), - src6, 0x20); - - s[3] = _mm256_unpacklo_epi8(src_67a, src_78a); - s[7] = _mm256_unpackhi_epi8(src_67a, src_78a); - - const __m256i res_lo = convolve_lowbd(s, coeffs); - - /* rounding code */ - // shift by F - 1 - const __m256i res_16b_lo = _mm256_sra_epi16( - _mm256_add_epi16(res_lo, right_shift_const), right_shift); - // 8 bit conversion and saturation to uint8 - __m256i res_8b_lo = _mm256_packus_epi16(res_16b_lo, res_16b_lo); - - if (w - j > 8) { - const __m256i res_hi = convolve_lowbd(s + 4, coeffs); - - /* rounding code */ - // shift by F - 1 - const __m256i res_16b_hi = _mm256_sra_epi16( - _mm256_add_epi16(res_hi, right_shift_const), right_shift); - // 8 bit conversion and saturation to uint8 - __m256i res_8b_hi = _mm256_packus_epi16(res_16b_hi, res_16b_hi); - - __m256i res_a = _mm256_unpacklo_epi64(res_8b_lo, res_8b_hi); - - const __m128i res_0 = _mm256_castsi256_si128(res_a); - const __m128i res_1 = _mm256_extracti128_si256(res_a, 1); - - _mm_storeu_si128((__m128i *)&dst[i * dst_stride + j], res_0); - _mm_storeu_si128((__m128i *)&dst[i * dst_stride + j + dst_stride], - res_1); - } else { - const __m128i res_0 = _mm256_castsi256_si128(res_8b_lo); - const __m128i res_1 = _mm256_extracti128_si256(res_8b_lo, 1); - if (w - j > 4) { - _mm_storel_epi64((__m128i *)&dst[i * dst_stride + j], res_0); - _mm_storel_epi64((__m128i *)&dst[i * dst_stride + j + dst_stride], - res_1); - } else if (w - j > 2) { - xx_storel_32(&dst[i * dst_stride + j], res_0); - xx_storel_32(&dst[i * dst_stride + j + dst_stride], res_1); - } else { - __m128i *const p_0 = (__m128i *)&dst[i * dst_stride + j]; - __m128i *const p_1 = (__m128i *)&dst[i * dst_stride + j + dst_stride]; - *(uint16_t *)p_0 = _mm_cvtsi128_si32(res_0); - *(uint16_t *)p_1 = _mm_cvtsi128_si32(res_1); - } - } - - s[0] = s[1]; - s[1] = s[2]; - s[2] = s[3]; - - s[4] = s[5]; - s[5] = s[6]; - s[6] = s[7]; - } - } -} - -void av1_convolve_x_sr_avx2(const uint8_t *src, int src_stride, uint8_t *dst, - int dst_stride, int w, int h, - const InterpFilterParams *filter_params_x, - const InterpFilterParams *filter_params_y, - const int subpel_x_q4, const int subpel_y_q4, - ConvolveParams *conv_params) { - int i, j; - const int fo_horiz = filter_params_x->taps / 2 - 1; - const uint8_t *const src_ptr = src - fo_horiz; - const int bits = FILTER_BITS - conv_params->round_0; - - __m256i filt[4], coeffs[4]; - - filt[0] = _mm256_load_si256((__m256i const *)filt_global_avx2); - filt[1] = _mm256_load_si256((__m256i const *)(filt_global_avx2 + 32)); - filt[2] = _mm256_load_si256((__m256i const *)(filt_global_avx2 + 32 * 2)); - filt[3] = _mm256_load_si256((__m256i const *)(filt_global_avx2 + 32 * 3)); - - prepare_coeffs_lowbd(filter_params_x, subpel_x_q4, coeffs); - - const __m256i round_0_const = - _mm256_set1_epi16((1 << (conv_params->round_0 - 1)) >> 1); - const __m128i round_0_shift = _mm_cvtsi32_si128(conv_params->round_0 - 1); - const __m256i round_const = _mm256_set1_epi16((1 << bits) >> 1); - const __m128i round_shift = _mm_cvtsi32_si128(bits); - - (void)filter_params_y; - (void)subpel_y_q4; - - assert(bits >= 0); - assert((FILTER_BITS - conv_params->round_1) >= 0 || - ((conv_params->round_0 + conv_params->round_1) == 2 * FILTER_BITS)); - assert(conv_params->round_0 > 0); - - if (w <= 8) { - for (i = 0; i < h; i += 2) { - const __m256i data = _mm256_permute2x128_si256( - _mm256_castsi128_si256( - _mm_loadu_si128((__m128i *)(&src_ptr[i * src_stride]))), - _mm256_castsi128_si256(_mm_loadu_si128( - (__m128i *)(&src_ptr[i * src_stride + src_stride]))), - 0x20); - - __m256i res_16b = convolve_lowbd_x(data, coeffs, filt); - - res_16b = _mm256_sra_epi16(_mm256_add_epi16(res_16b, round_0_const), - round_0_shift); - - res_16b = - _mm256_sra_epi16(_mm256_add_epi16(res_16b, round_const), round_shift); - - /* rounding code */ - // 8 bit conversion and saturation to uint8 - __m256i res_8b = _mm256_packus_epi16(res_16b, res_16b); - - const __m128i res_0 = _mm256_castsi256_si128(res_8b); - const __m128i res_1 = _mm256_extracti128_si256(res_8b, 1); - if (w > 4) { - _mm_storel_epi64((__m128i *)&dst[i * dst_stride], res_0); - _mm_storel_epi64((__m128i *)&dst[i * dst_stride + dst_stride], res_1); - } else if (w > 2) { - xx_storel_32(&dst[i * dst_stride], res_0); - xx_storel_32(&dst[i * dst_stride + dst_stride], res_1); - } else { - __m128i *const p_0 = (__m128i *)&dst[i * dst_stride]; - __m128i *const p_1 = (__m128i *)&dst[i * dst_stride + dst_stride]; - *(uint16_t *)p_0 = _mm_cvtsi128_si32(res_0); - *(uint16_t *)p_1 = _mm_cvtsi128_si32(res_1); - } - } - } else { - for (i = 0; i < h; ++i) { - for (j = 0; j < w; j += 16) { - // 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 8 9 10 11 12 13 14 15 16 17 18 - // 19 20 21 22 23 - const __m256i data = _mm256_inserti128_si256( - _mm256_loadu_si256((__m256i *)&src_ptr[(i * src_stride) + j]), - _mm_loadu_si128((__m128i *)&src_ptr[(i * src_stride) + (j + 8)]), - 1); - - __m256i res_16b = convolve_lowbd_x(data, coeffs, filt); - - res_16b = _mm256_sra_epi16(_mm256_add_epi16(res_16b, round_0_const), - round_0_shift); - - res_16b = _mm256_sra_epi16(_mm256_add_epi16(res_16b, round_const), - round_shift); - - /* rounding code */ - // 8 bit conversion and saturation to uint8 - __m256i res_8b = _mm256_packus_epi16(res_16b, res_16b); - - // Store values into the destination buffer - // 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 - res_8b = _mm256_permute4x64_epi64(res_8b, 216); - __m128i res = _mm256_castsi256_si128(res_8b); - _mm_storeu_si128((__m128i *)&dst[i * dst_stride + j], res); - } - } - } -} |