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aomedia/aom/5c61149cca835f51ab2ecfb75c7a63c5a9c161d4/./aom_dsp/x86/convolve_avx2.h
blob: a00ede2de651f65ade0ebb8f9a4deebbde225b58 [file]
/*
* 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.
*/
#ifndef AOM_AOM_DSP_X86_CONVOLVE_AVX2_H_
#define AOM_AOM_DSP_X86_CONVOLVE_AVX2_H_
// filters for 16
DECLARE_ALIGNED(32, static const uint8_t, filt_global_avx2[]) = {
0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 0, 1, 1,
2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 2, 3, 3, 4, 4, 5,
5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 2, 3, 3, 4, 4, 5, 5, 6, 6,
7, 7, 8, 8, 9, 9, 10, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10,
10, 11, 11, 12, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11,
12, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 14, 6, 7,
7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 14
};
DECLARE_ALIGNED(32, static const uint8_t, filt_d4_global_avx2[]) = {
0, 1, 2, 3, 1, 2, 3, 4, 2, 3, 4, 5, 3, 4, 5, 6, 0, 1, 2, 3, 1, 2,
3, 4, 2, 3, 4, 5, 3, 4, 5, 6, 4, 5, 6, 7, 5, 6, 7, 8, 6, 7, 8, 9,
7, 8, 9, 10, 4, 5, 6, 7, 5, 6, 7, 8, 6, 7, 8, 9, 7, 8, 9, 10,
};
DECLARE_ALIGNED(32, static const uint8_t, filt4_d4_global_avx2[]) = {
2, 3, 4, 5, 3, 4, 5, 6, 4, 5, 6, 7, 5, 6, 7, 8,
2, 3, 4, 5, 3, 4, 5, 6, 4, 5, 6, 7, 5, 6, 7, 8,
};
DECLARE_ALIGNED(32, static const uint8_t, filt_center_global_avx2[32]) = {
3, 255, 4, 255, 5, 255, 6, 255, 7, 255, 8, 255, 9, 255, 10, 255,
3, 255, 4, 255, 5, 255, 6, 255, 7, 255, 8, 255, 9, 255, 10, 255
};
DECLARE_ALIGNED(32, static const uint8_t,
filt1_global_avx2[32]) = { 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5,
6, 6, 7, 7, 8, 0, 1, 1, 2, 2, 3,
3, 4, 4, 5, 5, 6, 6, 7, 7, 8 };
DECLARE_ALIGNED(32, static const uint8_t,
filt2_global_avx2[32]) = { 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7,
8, 8, 9, 9, 10, 2, 3, 3, 4, 4, 5,
5, 6, 6, 7, 7, 8, 8, 9, 9, 10 };
DECLARE_ALIGNED(32, static const uint8_t, filt3_global_avx2[32]) = {
4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12,
4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12
};
DECLARE_ALIGNED(32, static const uint8_t, filt4_global_avx2[32]) = {
6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 14,
6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 14
};
#define CONVOLVE_SR_HORIZONTAL_FILTER_4TAP \
for (i = 0; i < (im_h - 2); i += 2) { \
__m256i data = _mm256_castsi128_si256( \
_mm_loadu_si128((__m128i *)&src_ptr[(i * src_stride) + j])); \
data = _mm256_inserti128_si256( \
data, \
_mm_loadu_si128( \
(__m128i *)&src_ptr[(i * src_stride) + j + src_stride]), \
1); \
__m256i res = convolve_lowbd_x_4tap(data, coeffs_h + 1, filt); \
res = \
_mm256_sra_epi16(_mm256_add_epi16(res, round_const_h), round_shift_h); \
_mm256_store_si256((__m256i *)&im_block[i * im_stride], res); \
} \
__m256i data_1 = _mm256_castsi128_si256( \
_mm_loadu_si128((__m128i *)&src_ptr[(i * src_stride) + j])); \
__m256i res = convolve_lowbd_x_4tap(data_1, coeffs_h + 1, filt); \
res = _mm256_sra_epi16(_mm256_add_epi16(res, round_const_h), round_shift_h); \
_mm256_store_si256((__m256i *)&im_block[i * im_stride], res);
#define CONVOLVE_SR_VERTICAL_FILTER_4TAP \
__m256i s[6]; \
__m256i src_0 = _mm256_loadu_si256((__m256i *)(im_block + 0 * im_stride)); \
__m256i src_1 = _mm256_loadu_si256((__m256i *)(im_block + 1 * im_stride)); \
__m256i src_2 = _mm256_loadu_si256((__m256i *)(im_block + 2 * im_stride)); \
__m256i src_3 = _mm256_loadu_si256((__m256i *)(im_block + 3 * im_stride)); \
\
s[0] = _mm256_unpacklo_epi16(src_0, src_1); \
s[1] = _mm256_unpacklo_epi16(src_2, src_3); \
s[3] = _mm256_unpackhi_epi16(src_0, src_1); \
s[4] = _mm256_unpackhi_epi16(src_2, src_3); \
\
for (i = 0; i < h; i += 2) { \
const int16_t *data = &im_block[i * im_stride]; \
const __m256i s4 = _mm256_loadu_si256((__m256i *)(data + 4 * im_stride)); \
const __m256i s5 = _mm256_loadu_si256((__m256i *)(data + 5 * im_stride)); \
s[2] = _mm256_unpacklo_epi16(s4, s5); \
s[5] = _mm256_unpackhi_epi16(s4, s5); \
\
__m256i res_a = convolve_4tap(s, coeffs_v + 1); \
__m256i res_b = convolve_4tap(s + 3, coeffs_v + 1); \
\
res_a = \
_mm256_sra_epi32(_mm256_add_epi32(res_a, sum_round_v), sum_shift_v); \
res_b = \
_mm256_sra_epi32(_mm256_add_epi32(res_b, sum_round_v), sum_shift_v); \
const __m256i res_a_round = _mm256_sra_epi32( \
_mm256_add_epi32(res_a, round_const_v), round_shift_v); \
const __m256i res_b_round = _mm256_sra_epi32( \
_mm256_add_epi32(res_b, round_const_v), round_shift_v); \
const __m256i res_16bit = _mm256_packs_epi32(res_a_round, res_b_round); \
const __m256i res_8b = _mm256_packus_epi16(res_16bit, res_16bit); \
const __m128i res_0 = _mm256_castsi256_si128(res_8b); \
const __m128i res_1 = _mm256_extracti128_si256(res_8b, 1); \
\
__m128i *const p_0 = (__m128i *)&dst[i * dst_stride + j]; \
__m128i *const p_1 = (__m128i *)&dst[i * dst_stride + j + dst_stride]; \
if (w - j > 4) { \
_mm_storel_epi64(p_0, res_0); \
_mm_storel_epi64(p_1, res_1); \
} else if (w == 4) { \
xx_storel_32(p_0, res_0); \
xx_storel_32(p_1, res_1); \
} else { \
*(uint16_t *)p_0 = (uint16_t)_mm_cvtsi128_si32(res_0); \
*(uint16_t *)p_1 = (uint16_t)_mm_cvtsi128_si32(res_1); \
} \
\
s[0] = s[1]; \
s[1] = s[2]; \
s[3] = s[4]; \
s[4] = s[5]; \
}
#define CONVOLVE_SR_HORIZONTAL_FILTER_6TAP \
for (i = 0; i < (im_h - 2); i += 2) { \
__m256i data = _mm256_castsi128_si256( \
_mm_loadu_si128((__m128i *)&src_ptr[(i * src_stride) + j])); \
data = _mm256_inserti128_si256( \
data, \
_mm_loadu_si128( \
(__m128i *)&src_ptr[(i * src_stride) + j + src_stride]), \
1); \
\
__m256i res = convolve_lowbd_x_6tap(data, coeffs_h, filt); \
res = \
_mm256_sra_epi16(_mm256_add_epi16(res, round_const_h), round_shift_h); \
_mm256_store_si256((__m256i *)&im_block[i * im_stride], res); \
} \
\
__m256i data_1 = _mm256_castsi128_si256( \
_mm_loadu_si128((__m128i *)&src_ptr[(i * src_stride) + j])); \
\
__m256i res = convolve_lowbd_x_6tap(data_1, coeffs_h, filt); \
\
res = _mm256_sra_epi16(_mm256_add_epi16(res, round_const_h), round_shift_h); \
\
_mm256_store_si256((__m256i *)&im_block[i * im_stride], res);
#define CONVOLVE_SR_VERTICAL_FILTER_6TAP \
__m256i src_0 = _mm256_loadu_si256((__m256i *)(im_block + 0 * im_stride)); \
__m256i src_1 = _mm256_loadu_si256((__m256i *)(im_block + 1 * im_stride)); \
__m256i src_2 = _mm256_loadu_si256((__m256i *)(im_block + 2 * im_stride)); \
__m256i src_3 = _mm256_loadu_si256((__m256i *)(im_block + 3 * im_stride)); \
\
__m256i s[8]; \
s[0] = _mm256_unpacklo_epi16(src_0, src_1); \
s[1] = _mm256_unpacklo_epi16(src_2, src_3); \
\
s[3] = _mm256_unpackhi_epi16(src_0, src_1); \
s[4] = _mm256_unpackhi_epi16(src_2, src_3); \
\
for (i = 0; i < h; i += 2) { \
const int16_t *data = &im_block[i * im_stride]; \
\
const __m256i s6 = _mm256_loadu_si256((__m256i *)(data + 4 * im_stride)); \
const __m256i s7 = _mm256_loadu_si256((__m256i *)(data + 5 * im_stride)); \
\
s[2] = _mm256_unpacklo_epi16(s6, s7); \
s[5] = _mm256_unpackhi_epi16(s6, s7); \
\
__m256i res_a = convolve_6tap(s, coeffs_v); \
__m256i res_b = convolve_6tap(s + 3, coeffs_v); \
\
res_a = \
_mm256_sra_epi32(_mm256_add_epi32(res_a, sum_round_v), sum_shift_v); \
res_b = \
_mm256_sra_epi32(_mm256_add_epi32(res_b, sum_round_v), sum_shift_v); \
\
const __m256i res_a_round = _mm256_sra_epi32( \
_mm256_add_epi32(res_a, round_const_v), round_shift_v); \
const __m256i res_b_round = _mm256_sra_epi32( \
_mm256_add_epi32(res_b, round_const_v), round_shift_v); \
\
const __m256i res_16bit = _mm256_packs_epi32(res_a_round, res_b_round); \
const __m256i res_8b = _mm256_packus_epi16(res_16bit, res_16bit); \
\
const __m128i res_0 = _mm256_castsi256_si128(res_8b); \
const __m128i res_1 = _mm256_extracti128_si256(res_8b, 1); \
\
__m128i *const p_0 = (__m128i *)&dst[i * dst_stride + j]; \
__m128i *const p_1 = (__m128i *)&dst[i * dst_stride + j + dst_stride]; \
if (w - j > 4) { \
_mm_storel_epi64(p_0, res_0); \
_mm_storel_epi64(p_1, res_1); \
} else if (w == 4) { \
xx_storel_32(p_0, res_0); \
xx_storel_32(p_1, res_1); \
} else { \
*(uint16_t *)p_0 = (uint16_t)_mm_cvtsi128_si32(res_0); \
*(uint16_t *)p_1 = (uint16_t)_mm_cvtsi128_si32(res_1); \
} \
\
s[0] = s[1]; \
s[1] = s[2]; \
\
s[3] = s[4]; \
s[4] = s[5]; \
}
#define CONVOLVE_SR_HORIZONTAL_FILTER_8TAP \
for (i = 0; i < (im_h - 2); i += 2) { \
__m256i data = _mm256_castsi128_si256( \
_mm_loadu_si128((__m128i *)&src_ptr[(i * src_stride) + j])); \
data = _mm256_inserti128_si256( \
data, \
_mm_loadu_si128( \
(__m128i *)&src_ptr[(i * src_stride) + j + src_stride]), \
1); \
\
__m256i res = convolve_lowbd_x(data, coeffs_h, filt); \
res = \
_mm256_sra_epi16(_mm256_add_epi16(res, round_const_h), round_shift_h); \
_mm256_store_si256((__m256i *)&im_block[i * im_stride], res); \
} \
\
__m256i data_1 = _mm256_castsi128_si256( \
_mm_loadu_si128((__m128i *)&src_ptr[(i * src_stride) + j])); \
\
__m256i res = convolve_lowbd_x(data_1, coeffs_h, filt); \
\
res = _mm256_sra_epi16(_mm256_add_epi16(res, round_const_h), round_shift_h); \
\
_mm256_store_si256((__m256i *)&im_block[i * im_stride], res);
#define CONVOLVE_SR_VERTICAL_FILTER_8TAP \
__m256i src_0 = _mm256_loadu_si256((__m256i *)(im_block + 0 * im_stride)); \
__m256i src_1 = _mm256_loadu_si256((__m256i *)(im_block + 1 * im_stride)); \
__m256i src_2 = _mm256_loadu_si256((__m256i *)(im_block + 2 * im_stride)); \
__m256i src_3 = _mm256_loadu_si256((__m256i *)(im_block + 3 * im_stride)); \
__m256i src_4 = _mm256_loadu_si256((__m256i *)(im_block + 4 * im_stride)); \
__m256i src_5 = _mm256_loadu_si256((__m256i *)(im_block + 5 * im_stride)); \
\
__m256i s[8]; \
s[0] = _mm256_unpacklo_epi16(src_0, src_1); \
s[1] = _mm256_unpacklo_epi16(src_2, src_3); \
s[2] = _mm256_unpacklo_epi16(src_4, src_5); \
\
s[4] = _mm256_unpackhi_epi16(src_0, src_1); \
s[5] = _mm256_unpackhi_epi16(src_2, src_3); \
s[6] = _mm256_unpackhi_epi16(src_4, src_5); \
\
for (i = 0; i < h; i += 2) { \
const int16_t *data = &im_block[i * im_stride]; \
\
const __m256i s6 = _mm256_loadu_si256((__m256i *)(data + 6 * im_stride)); \
const __m256i s7 = _mm256_loadu_si256((__m256i *)(data + 7 * im_stride)); \
\
s[3] = _mm256_unpacklo_epi16(s6, s7); \
s[7] = _mm256_unpackhi_epi16(s6, s7); \
\
__m256i res_a = convolve(s, coeffs_v); \
__m256i res_b = convolve(s + 4, coeffs_v); \
\
res_a = \
_mm256_sra_epi32(_mm256_add_epi32(res_a, sum_round_v), sum_shift_v); \
res_b = \
_mm256_sra_epi32(_mm256_add_epi32(res_b, sum_round_v), sum_shift_v); \
\
const __m256i res_a_round = _mm256_sra_epi32( \
_mm256_add_epi32(res_a, round_const_v), round_shift_v); \
const __m256i res_b_round = _mm256_sra_epi32( \
_mm256_add_epi32(res_b, round_const_v), round_shift_v); \
\
const __m256i res_16bit = _mm256_packs_epi32(res_a_round, res_b_round); \
const __m256i res_8b = _mm256_packus_epi16(res_16bit, res_16bit); \
\
const __m128i res_0 = _mm256_castsi256_si128(res_8b); \
const __m128i res_1 = _mm256_extracti128_si256(res_8b, 1); \
\
__m128i *const p_0 = (__m128i *)&dst[i * dst_stride + j]; \
__m128i *const p_1 = (__m128i *)&dst[i * dst_stride + j + dst_stride]; \
if (w - j > 4) { \
_mm_storel_epi64(p_0, res_0); \
_mm_storel_epi64(p_1, res_1); \
} else if (w == 4) { \
xx_storel_32(p_0, res_0); \
xx_storel_32(p_1, res_1); \
} else { \
*(uint16_t *)p_0 = (uint16_t)_mm_cvtsi128_si32(res_0); \
*(uint16_t *)p_1 = (uint16_t)_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]; \
}
#define CONVOLVE_SR_HORIZONTAL_FILTER_12TAP \
const __m256i v_zero = _mm256_setzero_si256(); \
__m256i s[12]; \
if (w <= 4) { \
for (i = 0; i < im_h; i += 2) { \
const __m256i data = _mm256_permute2x128_si256( \
_mm256_castsi128_si256( \
_mm_loadu_si128((__m128i *)(&src_ptr[i * src_stride + j]))), \
_mm256_castsi128_si256(_mm_loadu_si128( \
(__m128i *)(&src_ptr[i * src_stride + src_stride + j]))), \
0x20); \
const __m256i s_16l = _mm256_unpacklo_epi8(data, v_zero); \
const __m256i s_16h = _mm256_unpackhi_epi8(data, v_zero); \
const __m256i s_ll = _mm256_unpacklo_epi16(s_16l, s_16l); \
const __m256i s_lh = _mm256_unpackhi_epi16(s_16l, s_16l); \
\
const __m256i s_hl = _mm256_unpacklo_epi16(s_16h, s_16h); \
const __m256i s_hh = _mm256_unpackhi_epi16(s_16h, s_16h); \
\
s[0] = _mm256_alignr_epi8(s_lh, s_ll, 2); \
s[1] = _mm256_alignr_epi8(s_lh, s_ll, 10); \
s[2] = _mm256_alignr_epi8(s_hl, s_lh, 2); \
s[3] = _mm256_alignr_epi8(s_hl, s_lh, 10); \
s[4] = _mm256_alignr_epi8(s_hh, s_hl, 2); \
s[5] = _mm256_alignr_epi8(s_hh, s_hl, 10); \
\
const __m256i res_lo = convolve_12taps(s, coeffs_h); \
\
__m256i res_32b_lo = _mm256_sra_epi32( \
_mm256_add_epi32(res_lo, round_const_h12), round_shift_h12); \
__m256i res_16b_lo = _mm256_packs_epi32(res_32b_lo, res_32b_lo); \
const __m128i res_0 = _mm256_extracti128_si256(res_16b_lo, 0); \
const __m128i res_1 = _mm256_extracti128_si256(res_16b_lo, 1); \
if (w > 2) { \
_mm_storel_epi64((__m128i *)&im_block[i * im_stride], res_0); \
_mm_storel_epi64((__m128i *)&im_block[i * im_stride + im_stride], \
res_1); \
} else { \
uint32_t horiz_2; \
horiz_2 = (uint32_t)_mm_cvtsi128_si32(res_0); \
im_block[i * im_stride] = (uint16_t)horiz_2; \
im_block[i * im_stride + 1] = (uint16_t)(horiz_2 >> 16); \
horiz_2 = (uint32_t)_mm_cvtsi128_si32(res_1); \
im_block[i * im_stride + im_stride] = (uint16_t)horiz_2; \
im_block[i * im_stride + im_stride + 1] = (uint16_t)(horiz_2 >> 16); \
} \
} \
} else { \
for (i = 0; i < im_h; i++) { \
const __m256i data = _mm256_permute2x128_si256( \
_mm256_castsi128_si256( \
_mm_loadu_si128((__m128i *)(&src_ptr[i * src_stride + j]))), \
_mm256_castsi128_si256( \
_mm_loadu_si128((__m128i *)(&src_ptr[i * src_stride + j + 4]))), \
0x20); \
const __m256i s_16l = _mm256_unpacklo_epi8(data, v_zero); \
const __m256i s_16h = _mm256_unpackhi_epi8(data, v_zero); \
\
const __m256i s_ll = _mm256_unpacklo_epi16(s_16l, s_16l); \
const __m256i s_lh = _mm256_unpackhi_epi16(s_16l, s_16l); \
\
const __m256i s_hl = _mm256_unpacklo_epi16(s_16h, s_16h); \
const __m256i s_hh = _mm256_unpackhi_epi16(s_16h, s_16h); \
\
s[0] = _mm256_alignr_epi8(s_lh, s_ll, 2); \
s[1] = _mm256_alignr_epi8(s_lh, s_ll, 10); \
s[2] = _mm256_alignr_epi8(s_hl, s_lh, 2); \
s[3] = _mm256_alignr_epi8(s_hl, s_lh, 10); \
s[4] = _mm256_alignr_epi8(s_hh, s_hl, 2); \
s[5] = _mm256_alignr_epi8(s_hh, s_hl, 10); \
\
const __m256i res_lo = convolve_12taps(s, coeffs_h); \
\
__m256i res_32b_lo = _mm256_sra_epi32( \
_mm256_add_epi32(res_lo, round_const_h12), round_shift_h12); \
\
__m256i res_16b_lo = _mm256_packs_epi32(res_32b_lo, res_32b_lo); \
_mm_store_si128((__m128i *)&im_block[i * im_stride], \
_mm256_extracti128_si256( \
_mm256_permute4x64_epi64(res_16b_lo, 0x88), 0)); \
} \
}
#define CONVOLVE_SR_VERTICAL_FILTER_12TAP \
__m256i src_0 = _mm256_loadu_si256((__m256i *)(im_block + 0 * im_stride)); \
__m256i src_1 = _mm256_loadu_si256((__m256i *)(im_block + 1 * im_stride)); \
__m256i src_2 = _mm256_loadu_si256((__m256i *)(im_block + 2 * im_stride)); \
__m256i src_3 = _mm256_loadu_si256((__m256i *)(im_block + 3 * im_stride)); \
__m256i src_4 = _mm256_loadu_si256((__m256i *)(im_block + 4 * im_stride)); \
__m256i src_5 = _mm256_loadu_si256((__m256i *)(im_block + 5 * im_stride)); \
__m256i src_6 = _mm256_loadu_si256((__m256i *)(im_block + 6 * im_stride)); \
__m256i src_7 = _mm256_loadu_si256((__m256i *)(im_block + 7 * im_stride)); \
__m256i src_8 = _mm256_loadu_si256((__m256i *)(im_block + 8 * im_stride)); \
__m256i src_9 = _mm256_loadu_si256((__m256i *)(im_block + 9 * im_stride)); \
\
s[0] = _mm256_unpacklo_epi16(src_0, src_1); \
s[1] = _mm256_unpacklo_epi16(src_2, src_3); \
s[2] = _mm256_unpacklo_epi16(src_4, src_5); \
s[3] = _mm256_unpacklo_epi16(src_6, src_7); \
s[4] = _mm256_unpacklo_epi16(src_8, src_9); \
\
s[6] = _mm256_unpackhi_epi16(src_0, src_1); \
s[7] = _mm256_unpackhi_epi16(src_2, src_3); \
s[8] = _mm256_unpackhi_epi16(src_4, src_5); \
s[9] = _mm256_unpackhi_epi16(src_6, src_7); \
s[10] = _mm256_unpackhi_epi16(src_8, src_9); \
\
for (i = 0; i < h; i += 2) { \
const int16_t *data = &im_block[i * im_stride]; \
\
const __m256i s6 = _mm256_loadu_si256((__m256i *)(data + 10 * im_stride)); \
const __m256i s7 = _mm256_loadu_si256((__m256i *)(data + 11 * im_stride)); \
\
s[5] = _mm256_unpacklo_epi16(s6, s7); \
s[11] = _mm256_unpackhi_epi16(s6, s7); \
\
__m256i res_a = convolve_12taps(s, coeffs_v); \
__m256i res_b = convolve_12taps(s + 6, coeffs_v); \
\
res_a = \
_mm256_sra_epi32(_mm256_add_epi32(res_a, sum_round_v), sum_shift_v); \
res_b = \
_mm256_sra_epi32(_mm256_add_epi32(res_b, sum_round_v), sum_shift_v); \
\
const __m256i res_a_round = _mm256_sra_epi32( \
_mm256_add_epi32(res_a, round_const_v), round_shift_v); \
const __m256i res_b_round = _mm256_sra_epi32( \
_mm256_add_epi32(res_b, round_const_v), round_shift_v); \
\
const __m256i res_16bit = _mm256_packs_epi32(res_a_round, res_b_round); \
const __m256i res_8b = _mm256_packus_epi16(res_16bit, res_16bit); \
\
const __m128i res_0 = _mm256_castsi256_si128(res_8b); \
const __m128i res_1 = _mm256_extracti128_si256(res_8b, 1); \
\
__m128i *const p_0 = (__m128i *)&dst[i * dst_stride + j]; \
__m128i *const p_1 = (__m128i *)&dst[i * dst_stride + j + dst_stride]; \
if (w - j > 4) { \
_mm_storel_epi64(p_0, res_0); \
_mm_storel_epi64(p_1, res_1); \
} else if (w == 4) { \
xx_storel_32(p_0, res_0); \
xx_storel_32(p_1, res_1); \
} else { \
*(uint16_t *)p_0 = (uint16_t)_mm_cvtsi128_si32(res_0); \
*(uint16_t *)p_1 = (uint16_t)_mm_cvtsi128_si32(res_1); \
} \
\
s[0] = s[1]; \
s[1] = s[2]; \
s[2] = s[3]; \
s[3] = s[4]; \
s[4] = s[5]; \
\
s[6] = s[7]; \
s[7] = s[8]; \
s[8] = s[9]; \
s[9] = s[10]; \
s[10] = s[11]; \
}
#define DIST_WTD_CONVOLVE_HORIZONTAL_FILTER_8TAP \
do { \
for (i = 0; i < im_h; i += 2) { \
__m256i data = \
_mm256_castsi128_si256(_mm_loadu_si128((__m128i *)src_h)); \
if (i + 1 < im_h) \
data = _mm256_inserti128_si256( \
data, _mm_loadu_si128((__m128i *)(src_h + src_stride)), 1); \
src_h += (src_stride << 1); \
__m256i res = convolve_lowbd_x(data, coeffs_x, filt); \
\
res = _mm256_sra_epi16(_mm256_add_epi16(res, round_const_h), \
round_shift_h); \
\
_mm256_store_si256((__m256i *)&im_block[i * im_stride], res); \
} \
} while (0)
#define DIST_WTD_CONVOLVE_VERTICAL_FILTER_8TAP \
do { \
__m256i s[8]; \
__m256i s0 = _mm256_loadu_si256((__m256i *)(im_block + 0 * im_stride)); \
__m256i s1 = _mm256_loadu_si256((__m256i *)(im_block + 1 * im_stride)); \
__m256i s2 = _mm256_loadu_si256((__m256i *)(im_block + 2 * im_stride)); \
__m256i s3 = _mm256_loadu_si256((__m256i *)(im_block + 3 * im_stride)); \
__m256i s4 = _mm256_loadu_si256((__m256i *)(im_block + 4 * im_stride)); \
__m256i s5 = _mm256_loadu_si256((__m256i *)(im_block + 5 * im_stride)); \
\
s[0] = _mm256_unpacklo_epi16(s0, s1); \
s[1] = _mm256_unpacklo_epi16(s2, s3); \
s[2] = _mm256_unpacklo_epi16(s4, s5); \
\
s[4] = _mm256_unpackhi_epi16(s0, s1); \
s[5] = _mm256_unpackhi_epi16(s2, s3); \
s[6] = _mm256_unpackhi_epi16(s4, s5); \
\
for (i = 0; i < h; i += 2) { \
const int16_t *data = &im_block[i * im_stride]; \
\
const __m256i s6 = \
_mm256_loadu_si256((__m256i *)(data + 6 * im_stride)); \
const __m256i s7 = \
_mm256_loadu_si256((__m256i *)(data + 7 * im_stride)); \
\
s[3] = _mm256_unpacklo_epi16(s6, s7); \
s[7] = _mm256_unpackhi_epi16(s6, s7); \
\
const __m256i res_a = convolve(s, coeffs_y); \
const __m256i res_a_round = _mm256_sra_epi32( \
_mm256_add_epi32(res_a, round_const_v), round_shift_v); \
\
if (w - j > 4) { \
const __m256i res_b = convolve(s + 4, coeffs_y); \
const __m256i res_b_round = _mm256_sra_epi32( \
_mm256_add_epi32(res_b, round_const_v), round_shift_v); \
const __m256i res_16b = _mm256_packs_epi32(res_a_round, res_b_round); \
const __m256i res_unsigned = _mm256_add_epi16(res_16b, offset_const); \
\
if (do_average) { \
const __m256i data_ref_0 = \
load_line2_avx2(&dst[i * dst_stride + j], \
&dst[i * dst_stride + j + dst_stride]); \
const __m256i comp_avg_res = comp_avg(&data_ref_0, &res_unsigned, \
&wt, use_dist_wtd_comp_avg); \
\
const __m256i round_result = convolve_rounding( \
&comp_avg_res, &offset_const, &rounding_const, rounding_shift); \
\
const __m256i res_8 = \
_mm256_packus_epi16(round_result, round_result); \
const __m128i res_0 = _mm256_castsi256_si128(res_8); \
const __m128i res_1 = _mm256_extracti128_si256(res_8, 1); \
\
_mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_0); \
_mm_storel_epi64( \
(__m128i *)((&dst0[i * dst_stride0 + j + dst_stride0])), res_1); \
} else { \
const __m128i res_0 = _mm256_castsi256_si128(res_unsigned); \
_mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0); \
\
const __m128i res_1 = _mm256_extracti128_si256(res_unsigned, 1); \
_mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]), \
res_1); \
} \
} else { \
const __m256i res_16b = _mm256_packs_epi32(res_a_round, res_a_round); \
const __m256i res_unsigned = _mm256_add_epi16(res_16b, offset_const); \
\
if (do_average) { \
const __m256i data_ref_0 = \
load_line2_avx2(&dst[i * dst_stride + j], \
&dst[i * dst_stride + j + dst_stride]); \
\
const __m256i comp_avg_res = comp_avg(&data_ref_0, &res_unsigned, \
&wt, use_dist_wtd_comp_avg); \
\
const __m256i round_result = convolve_rounding( \
&comp_avg_res, &offset_const, &rounding_const, rounding_shift); \
\
const __m256i res_8 = \
_mm256_packus_epi16(round_result, round_result); \
const __m128i res_0 = _mm256_castsi256_si128(res_8); \
const __m128i res_1 = _mm256_extracti128_si256(res_8, 1); \
\
*(int *)(&dst0[i * dst_stride0 + j]) = _mm_cvtsi128_si32(res_0); \
*(int *)(&dst0[i * dst_stride0 + j + dst_stride0]) = \
_mm_cvtsi128_si32(res_1); \
\
} else { \
const __m128i res_0 = _mm256_castsi256_si128(res_unsigned); \
_mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0); \
\
const __m128i res_1 = _mm256_extracti128_si256(res_unsigned, 1); \
_mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]), \
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]; \
} \
} while (0)
static INLINE void prepare_coeffs_lowbd(
const InterpFilterParams *const filter_params, const int subpel_q4,
__m256i *const coeffs /* [4] */) {
const int16_t *const filter = av1_get_interp_filter_subpel_kernel(
filter_params, subpel_q4 & SUBPEL_MASK);
const __m128i coeffs_8 = _mm_loadu_si128((__m128i *)filter);
const __m256i filter_coeffs = _mm256_broadcastsi128_si256(coeffs_8);
// right shift all filter co-efficients by 1 to reduce the bits required.
// This extra right shift will be taken care of at the end while rounding
// the result.
// Since all filter co-efficients are even, this change will not affect the
// end result
assert(_mm_test_all_zeros(_mm_and_si128(coeffs_8, _mm_set1_epi16(1)),
_mm_set1_epi16((short)0xffff)));
const __m256i coeffs_1 = _mm256_srai_epi16(filter_coeffs, 1);
// coeffs 0 1 0 1 0 1 0 1
coeffs[0] = _mm256_shuffle_epi8(coeffs_1, _mm256_set1_epi16(0x0200u));
// coeffs 2 3 2 3 2 3 2 3
coeffs[1] = _mm256_shuffle_epi8(coeffs_1, _mm256_set1_epi16(0x0604u));
// coeffs 4 5 4 5 4 5 4 5
coeffs[2] = _mm256_shuffle_epi8(coeffs_1, _mm256_set1_epi16(0x0a08u));
// coeffs 6 7 6 7 6 7 6 7
coeffs[3] = _mm256_shuffle_epi8(coeffs_1, _mm256_set1_epi16(0x0e0cu));
}
static INLINE void prepare_coeffs_6t_lowbd(
const InterpFilterParams *const filter_params, const int subpel_q4,
__m256i *const coeffs /* [4] */) {
const int16_t *const filter = av1_get_interp_filter_subpel_kernel(
filter_params, subpel_q4 & SUBPEL_MASK);
const __m128i coeffs_8 = _mm_loadu_si128((__m128i *)filter);
const __m256i filter_coeffs = _mm256_broadcastsi128_si256(coeffs_8);
// right shift all filter co-efficients by 1 to reduce the bits required.
// This extra right shift will be taken care of at the end while rounding
// the result.
// Since all filter co-efficients are even, this change will not affect the
// end result
assert(_mm_test_all_zeros(_mm_and_si128(coeffs_8, _mm_set1_epi16(1)),
_mm_set1_epi16((int16_t)0xffff)));
const __m256i coeffs_1 = _mm256_srai_epi16(filter_coeffs, 1);
// coeffs 1 2 1 2 1 2 1 2
coeffs[0] = _mm256_shuffle_epi8(coeffs_1, _mm256_set1_epi16(0x0402u));
// coeffs 3 4 3 4 3 4 3 4
coeffs[1] = _mm256_shuffle_epi8(coeffs_1, _mm256_set1_epi16(0x0806u));
// coeffs 5 6 5 6 5 6 5 6
coeffs[2] = _mm256_shuffle_epi8(coeffs_1, _mm256_set1_epi16(0x0c0au));
}
static INLINE void prepare_coeffs_6t(
const InterpFilterParams *const filter_params, const int subpel_q4,
__m256i *const coeffs /* [4] */) {
const int16_t *filter = av1_get_interp_filter_subpel_kernel(
filter_params, subpel_q4 & SUBPEL_MASK);
const __m128i coeff_8 = _mm_loadu_si128((__m128i *)(filter + 1));
const __m256i coeff = _mm256_broadcastsi128_si256(coeff_8);
// coeffs 1 2 1 2 1 2 1 2
coeffs[0] = _mm256_shuffle_epi32(coeff, 0x00);
// coeffs 3 4 3 4 3 4 3 4
coeffs[1] = _mm256_shuffle_epi32(coeff, 0x55);
// coeffs 5 6 5 6 5 6 5 6
coeffs[2] = _mm256_shuffle_epi32(coeff, 0xaa);
}
static INLINE void prepare_coeffs(const InterpFilterParams *const filter_params,
const int subpel_q4,
__m256i *const coeffs /* [4] */) {
const int16_t *filter = av1_get_interp_filter_subpel_kernel(
filter_params, subpel_q4 & SUBPEL_MASK);
const __m128i coeff_8 = _mm_loadu_si128((__m128i *)filter);
const __m256i coeff = _mm256_broadcastsi128_si256(coeff_8);
// coeffs 0 1 0 1 0 1 0 1
coeffs[0] = _mm256_shuffle_epi32(coeff, 0x00);
// coeffs 2 3 2 3 2 3 2 3
coeffs[1] = _mm256_shuffle_epi32(coeff, 0x55);
// coeffs 4 5 4 5 4 5 4 5
coeffs[2] = _mm256_shuffle_epi32(coeff, 0xaa);
// coeffs 6 7 6 7 6 7 6 7
coeffs[3] = _mm256_shuffle_epi32(coeff, 0xff);
}
static INLINE void prepare_coeffs_12taps(
const InterpFilterParams *const filter_params, const int subpel_q4,
__m256i *const coeffs /* [4] */) {
const int16_t *filter = av1_get_interp_filter_subpel_kernel(
filter_params, subpel_q4 & SUBPEL_MASK);
__m128i coeff_8 = _mm_loadu_si128((__m128i *)filter);
__m256i coeff = _mm256_broadcastsi128_si256(coeff_8);
// coeffs 0 1 0 1 0 1 0 1
coeffs[0] = _mm256_shuffle_epi32(coeff, 0x00);
// coeffs 2 3 2 3 2 3 2 3
coeffs[1] = _mm256_shuffle_epi32(coeff, 0x55);
// coeffs 4 5 4 5 4 5 4 5
coeffs[2] = _mm256_shuffle_epi32(coeff, 0xaa);
// coeffs 6 7 6 7 6 7 6 7
coeffs[3] = _mm256_shuffle_epi32(coeff, 0xff);
// coeffs 8 9 10 11 0 0 0 0
coeff_8 = _mm_loadl_epi64((__m128i *)(filter + 8));
coeff = _mm256_broadcastq_epi64(coeff_8);
coeffs[4] = _mm256_shuffle_epi32(coeff, 0x00); // coeffs 8 9 8 9 8 9 8 9
coeffs[5] = _mm256_shuffle_epi32(coeff, 0x55); // coeffs 10 11 10 11.. 10 11
}
static INLINE __m256i convolve_lowbd(const __m256i *const s,
const __m256i *const coeffs) {
const __m256i res_01 = _mm256_maddubs_epi16(s[0], coeffs[0]);
const __m256i res_23 = _mm256_maddubs_epi16(s[1], coeffs[1]);
const __m256i res_45 = _mm256_maddubs_epi16(s[2], coeffs[2]);
const __m256i res_67 = _mm256_maddubs_epi16(s[3], coeffs[3]);
// order: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
const __m256i res = _mm256_add_epi16(_mm256_add_epi16(res_01, res_45),
_mm256_add_epi16(res_23, res_67));
return res;
}
static INLINE __m256i convolve_lowbd_6tap(const __m256i *const s,
const __m256i *const coeffs) {
const __m256i res_01 = _mm256_maddubs_epi16(s[0], coeffs[0]);
const __m256i res_23 = _mm256_maddubs_epi16(s[1], coeffs[1]);
const __m256i res_45 = _mm256_maddubs_epi16(s[2], coeffs[2]);
// order: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
const __m256i res =
_mm256_add_epi16(_mm256_add_epi16(res_01, res_45), res_23);
return res;
}
static INLINE __m256i convolve_lowbd_4tap(const __m256i *const s,
const __m256i *const coeffs) {
const __m256i res_23 = _mm256_maddubs_epi16(s[0], coeffs[0]);
const __m256i res_45 = _mm256_maddubs_epi16(s[1], coeffs[1]);
// order: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
const __m256i res = _mm256_add_epi16(res_45, res_23);
return res;
}
static INLINE __m256i convolve_6tap(const __m256i *const s,
const __m256i *const coeffs) {
const __m256i res_0 = _mm256_madd_epi16(s[0], coeffs[0]);
const __m256i res_1 = _mm256_madd_epi16(s[1], coeffs[1]);
const __m256i res_2 = _mm256_madd_epi16(s[2], coeffs[2]);
const __m256i res = _mm256_add_epi32(_mm256_add_epi32(res_0, res_1), res_2);
return res;
}
static INLINE __m256i convolve_12taps(const __m256i *const s,
const __m256i *const coeffs) {
const __m256i res_0 = _mm256_madd_epi16(s[0], coeffs[0]);
const __m256i res_1 = _mm256_madd_epi16(s[1], coeffs[1]);
const __m256i res_2 = _mm256_madd_epi16(s[2], coeffs[2]);
const __m256i res_3 = _mm256_madd_epi16(s[3], coeffs[3]);
const __m256i res_4 = _mm256_madd_epi16(s[4], coeffs[4]);
const __m256i res_5 = _mm256_madd_epi16(s[5], coeffs[5]);
const __m256i res1 = _mm256_add_epi32(_mm256_add_epi32(res_0, res_1),
_mm256_add_epi32(res_2, res_3));
const __m256i res = _mm256_add_epi32(_mm256_add_epi32(res_4, res_5), res1);
return res;
}
static INLINE __m256i convolve(const __m256i *const s,
const __m256i *const coeffs) {
const __m256i res_0 = _mm256_madd_epi16(s[0], coeffs[0]);
const __m256i res_1 = _mm256_madd_epi16(s[1], coeffs[1]);
const __m256i res_2 = _mm256_madd_epi16(s[2], coeffs[2]);
const __m256i res_3 = _mm256_madd_epi16(s[3], coeffs[3]);
const __m256i res = _mm256_add_epi32(_mm256_add_epi32(res_0, res_1),
_mm256_add_epi32(res_2, res_3));
return res;
}
static INLINE __m256i convolve_4tap(const __m256i *const s,
const __m256i *const coeffs) {
const __m256i res_1 = _mm256_madd_epi16(s[0], coeffs[0]);
const __m256i res_2 = _mm256_madd_epi16(s[1], coeffs[1]);
const __m256i res = _mm256_add_epi32(res_1, res_2);
return res;
}
static INLINE __m256i convolve_lowbd_x(const __m256i data,
const __m256i *const coeffs,
const __m256i *const filt) {
__m256i s[4];
s[0] = _mm256_shuffle_epi8(data, filt[0]);
s[1] = _mm256_shuffle_epi8(data, filt[1]);
s[2] = _mm256_shuffle_epi8(data, filt[2]);
s[3] = _mm256_shuffle_epi8(data, filt[3]);
return convolve_lowbd(s, coeffs);
}
static INLINE __m256i convolve_lowbd_x_6tap(const __m256i data,
const __m256i *const coeffs,
const __m256i *const filt) {
__m256i s[4];
s[0] = _mm256_shuffle_epi8(data, filt[0]);
s[1] = _mm256_shuffle_epi8(data, filt[1]);
s[2] = _mm256_shuffle_epi8(data, filt[2]);
return convolve_lowbd_6tap(s, coeffs);
}
static INLINE __m256i convolve_lowbd_x_4tap(const __m256i data,
const __m256i *const coeffs,
const __m256i *const filt) {
__m256i s[2];
s[0] = _mm256_shuffle_epi8(data, filt[0]);
s[1] = _mm256_shuffle_epi8(data, filt[1]);
return convolve_lowbd_4tap(s, coeffs);
}
static INLINE void add_store_aligned_256(CONV_BUF_TYPE *const dst,
const __m256i *const res,
const int do_average) {
__m256i d;
if (do_average) {
d = _mm256_load_si256((__m256i *)dst);
d = _mm256_add_epi32(d, *res);
d = _mm256_srai_epi32(d, 1);
} else {
d = *res;
}
_mm256_store_si256((__m256i *)dst, d);
}
static INLINE __m256i comp_avg(const __m256i *const data_ref_0,
const __m256i *const res_unsigned,
const __m256i *const wt,
const int use_dist_wtd_comp_avg) {
__m256i res;
if (use_dist_wtd_comp_avg) {
const __m256i data_lo = _mm256_unpacklo_epi16(*data_ref_0, *res_unsigned);
const __m256i data_hi = _mm256_unpackhi_epi16(*data_ref_0, *res_unsigned);
const __m256i wt_res_lo = _mm256_madd_epi16(data_lo, *wt);
const __m256i wt_res_hi = _mm256_madd_epi16(data_hi, *wt);
const __m256i res_lo = _mm256_srai_epi32(wt_res_lo, DIST_PRECISION_BITS);
const __m256i res_hi = _mm256_srai_epi32(wt_res_hi, DIST_PRECISION_BITS);
res = _mm256_packs_epi32(res_lo, res_hi);
} else {
const __m256i wt_res = _mm256_add_epi16(*data_ref_0, *res_unsigned);
res = _mm256_srai_epi16(wt_res, 1);
}
return res;
}
static INLINE __m256i convolve_rounding(const __m256i *const res_unsigned,
const __m256i *const offset_const,
const __m256i *const round_const,
const int round_shift) {
const __m256i res_signed = _mm256_sub_epi16(*res_unsigned, *offset_const);
const __m256i res_round = _mm256_srai_epi16(
_mm256_add_epi16(res_signed, *round_const), round_shift);
return res_round;
}
static INLINE __m256i highbd_comp_avg(const __m256i *const data_ref_0,
const __m256i *const res_unsigned,
const __m256i *const wt0,
const __m256i *const wt1,
const int use_dist_wtd_comp_avg) {
__m256i res;
if (use_dist_wtd_comp_avg) {
const __m256i wt0_res = _mm256_mullo_epi32(*data_ref_0, *wt0);
const __m256i wt1_res = _mm256_mullo_epi32(*res_unsigned, *wt1);
const __m256i wt_res = _mm256_add_epi32(wt0_res, wt1_res);
res = _mm256_srai_epi32(wt_res, DIST_PRECISION_BITS);
} else {
const __m256i wt_res = _mm256_add_epi32(*data_ref_0, *res_unsigned);
res = _mm256_srai_epi32(wt_res, 1);
}
return res;
}
static INLINE __m256i highbd_convolve_rounding(
const __m256i *const res_unsigned, const __m256i *const offset_const,
const __m256i *const round_const, const int round_shift) {
const __m256i res_signed = _mm256_sub_epi32(*res_unsigned, *offset_const);
const __m256i res_round = _mm256_srai_epi32(
_mm256_add_epi32(res_signed, *round_const), round_shift);
return res_round;
}
#endif // AOM_AOM_DSP_X86_CONVOLVE_AVX2_H_