/* * 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 #include /*AVX2*/ #include "config/aom_config.h" #include "config/av1_rtcd.h" #include "av1/common/av1_txfm.h" #include "av1/encoder/av1_fwd_txfm1d_cfg.h" #include "aom_dsp/txfm_common.h" #include "aom_ports/mem.h" #include "aom_dsp/x86/txfm_common_sse2.h" #include "aom_dsp/x86/txfm_common_avx2.h" static inline void load_buffer_8x8_avx2(const int16_t *input, __m256i *out, int stride, int flipud, int fliplr, int shift) { __m128i out1[8]; if (!flipud) { out1[0] = _mm_load_si128((const __m128i *)(input + 0 * stride)); out1[1] = _mm_load_si128((const __m128i *)(input + 1 * stride)); out1[2] = _mm_load_si128((const __m128i *)(input + 2 * stride)); out1[3] = _mm_load_si128((const __m128i *)(input + 3 * stride)); out1[4] = _mm_load_si128((const __m128i *)(input + 4 * stride)); out1[5] = _mm_load_si128((const __m128i *)(input + 5 * stride)); out1[6] = _mm_load_si128((const __m128i *)(input + 6 * stride)); out1[7] = _mm_load_si128((const __m128i *)(input + 7 * stride)); } else { out1[7] = _mm_load_si128((const __m128i *)(input + 0 * stride)); out1[6] = _mm_load_si128((const __m128i *)(input + 1 * stride)); out1[5] = _mm_load_si128((const __m128i *)(input + 2 * stride)); out1[4] = _mm_load_si128((const __m128i *)(input + 3 * stride)); out1[3] = _mm_load_si128((const __m128i *)(input + 4 * stride)); out1[2] = _mm_load_si128((const __m128i *)(input + 5 * stride)); out1[1] = _mm_load_si128((const __m128i *)(input + 6 * stride)); out1[0] = _mm_load_si128((const __m128i *)(input + 7 * stride)); } if (!fliplr) { out[0] = _mm256_cvtepi16_epi32(out1[0]); out[1] = _mm256_cvtepi16_epi32(out1[1]); out[2] = _mm256_cvtepi16_epi32(out1[2]); out[3] = _mm256_cvtepi16_epi32(out1[3]); out[4] = _mm256_cvtepi16_epi32(out1[4]); out[5] = _mm256_cvtepi16_epi32(out1[5]); out[6] = _mm256_cvtepi16_epi32(out1[6]); out[7] = _mm256_cvtepi16_epi32(out1[7]); } else { out[0] = _mm256_cvtepi16_epi32(mm_reverse_epi16(out1[0])); out[1] = _mm256_cvtepi16_epi32(mm_reverse_epi16(out1[1])); out[2] = _mm256_cvtepi16_epi32(mm_reverse_epi16(out1[2])); out[3] = _mm256_cvtepi16_epi32(mm_reverse_epi16(out1[3])); out[4] = _mm256_cvtepi16_epi32(mm_reverse_epi16(out1[4])); out[5] = _mm256_cvtepi16_epi32(mm_reverse_epi16(out1[5])); out[6] = _mm256_cvtepi16_epi32(mm_reverse_epi16(out1[6])); out[7] = _mm256_cvtepi16_epi32(mm_reverse_epi16(out1[7])); } out[0] = _mm256_slli_epi32(out[0], shift); out[1] = _mm256_slli_epi32(out[1], shift); out[2] = _mm256_slli_epi32(out[2], shift); out[3] = _mm256_slli_epi32(out[3], shift); out[4] = _mm256_slli_epi32(out[4], shift); out[5] = _mm256_slli_epi32(out[5], shift); out[6] = _mm256_slli_epi32(out[6], shift); out[7] = _mm256_slli_epi32(out[7], shift); } static inline void col_txfm_8x8_rounding(__m256i *in, int shift) { const __m256i rounding = _mm256_set1_epi32(1 << (shift - 1)); in[0] = _mm256_add_epi32(in[0], rounding); in[1] = _mm256_add_epi32(in[1], rounding); in[2] = _mm256_add_epi32(in[2], rounding); in[3] = _mm256_add_epi32(in[3], rounding); in[4] = _mm256_add_epi32(in[4], rounding); in[5] = _mm256_add_epi32(in[5], rounding); in[6] = _mm256_add_epi32(in[6], rounding); in[7] = _mm256_add_epi32(in[7], rounding); in[0] = _mm256_srai_epi32(in[0], shift); in[1] = _mm256_srai_epi32(in[1], shift); in[2] = _mm256_srai_epi32(in[2], shift); in[3] = _mm256_srai_epi32(in[3], shift); in[4] = _mm256_srai_epi32(in[4], shift); in[5] = _mm256_srai_epi32(in[5], shift); in[6] = _mm256_srai_epi32(in[6], shift); in[7] = _mm256_srai_epi32(in[7], shift); } static inline void load_buffer_8x16_avx2(const int16_t *input, __m256i *out, int stride, int flipud, int fliplr, int shift) { const int16_t *topL = input; const int16_t *botL = input + 8 * stride; const int16_t *tmp; if (flipud) { tmp = topL; topL = botL; botL = tmp; } load_buffer_8x8_avx2(topL, out, stride, flipud, fliplr, shift); load_buffer_8x8_avx2(botL, out + 8, stride, flipud, fliplr, shift); } static inline void load_buffer_16xn_avx2(const int16_t *input, __m256i *out, int stride, int height, int outstride, int flipud, int fliplr) { __m256i out1[64]; if (!flipud) { for (int i = 0; i < height; i++) { out1[i] = _mm256_loadu_si256((const __m256i *)(input + i * stride)); } } else { for (int i = 0; i < height; i++) { out1[(height - 1) - i] = _mm256_loadu_si256((const __m256i *)(input + i * stride)); } } if (!fliplr) { for (int i = 0; i < height; i++) { out[i * outstride] = _mm256_cvtepi16_epi32(_mm256_castsi256_si128(out1[i])); out[i * outstride + 1] = _mm256_cvtepi16_epi32(_mm256_extractf128_si256(out1[i], 1)); } } else { for (int i = 0; i < height; i++) { out[i * outstride + 1] = _mm256_cvtepi16_epi32( mm_reverse_epi16(_mm256_castsi256_si128(out1[i]))); out[i * outstride + 0] = _mm256_cvtepi16_epi32( mm_reverse_epi16(_mm256_extractf128_si256(out1[i], 1))); } } } static void fwd_txfm_transpose_8x8_avx2(const __m256i *in, __m256i *out, const int instride, const int outstride) { __m256i u0, u1, u2, u3, u4, u5, u6, u7; __m256i x0, x1; u0 = _mm256_unpacklo_epi32(in[0 * instride], in[1 * instride]); u1 = _mm256_unpackhi_epi32(in[0 * instride], in[1 * instride]); u2 = _mm256_unpacklo_epi32(in[2 * instride], in[3 * instride]); u3 = _mm256_unpackhi_epi32(in[2 * instride], in[3 * instride]); u4 = _mm256_unpacklo_epi32(in[4 * instride], in[5 * instride]); u5 = _mm256_unpackhi_epi32(in[4 * instride], in[5 * instride]); u6 = _mm256_unpacklo_epi32(in[6 * instride], in[7 * instride]); u7 = _mm256_unpackhi_epi32(in[6 * instride], in[7 * instride]); x0 = _mm256_unpacklo_epi64(u0, u2); x1 = _mm256_unpacklo_epi64(u4, u6); out[0 * outstride] = _mm256_permute2f128_si256(x0, x1, 0x20); out[4 * outstride] = _mm256_permute2f128_si256(x0, x1, 0x31); x0 = _mm256_unpackhi_epi64(u0, u2); x1 = _mm256_unpackhi_epi64(u4, u6); out[1 * outstride] = _mm256_permute2f128_si256(x0, x1, 0x20); out[5 * outstride] = _mm256_permute2f128_si256(x0, x1, 0x31); x0 = _mm256_unpacklo_epi64(u1, u3); x1 = _mm256_unpacklo_epi64(u5, u7); out[2 * outstride] = _mm256_permute2f128_si256(x0, x1, 0x20); out[6 * outstride] = _mm256_permute2f128_si256(x0, x1, 0x31); x0 = _mm256_unpackhi_epi64(u1, u3); x1 = _mm256_unpackhi_epi64(u5, u7); out[3 * outstride] = _mm256_permute2f128_si256(x0, x1, 0x20); out[7 * outstride] = _mm256_permute2f128_si256(x0, x1, 0x31); } static inline void round_shift_32_8xn_avx2(__m256i *in, int size, int bit, int stride) { if (bit < 0) { bit = -bit; __m256i round = _mm256_set1_epi32(1 << (bit - 1)); for (int i = 0; i < size; ++i) { in[stride * i] = _mm256_add_epi32(in[stride * i], round); in[stride * i] = _mm256_srai_epi32(in[stride * i], bit); } } else if (bit > 0) { for (int i = 0; i < size; ++i) { in[stride * i] = _mm256_slli_epi32(in[stride * i], bit); } } } static inline void store_buffer_avx2(const __m256i *const in, int32_t *out, const int stride, const int out_size) { for (int i = 0; i < out_size; ++i) { _mm256_store_si256((__m256i *)(out), in[i]); out += stride; } } static inline void fwd_txfm_transpose_16x16_avx2(const __m256i *in, __m256i *out) { fwd_txfm_transpose_8x8_avx2(&in[0], &out[0], 2, 2); fwd_txfm_transpose_8x8_avx2(&in[1], &out[16], 2, 2); fwd_txfm_transpose_8x8_avx2(&in[16], &out[1], 2, 2); fwd_txfm_transpose_8x8_avx2(&in[17], &out[17], 2, 2); } static inline __m256i av1_half_btf_avx2(const __m256i *w0, const __m256i *n0, const __m256i *w1, const __m256i *n1, const __m256i *rounding, int bit) { __m256i x, y; x = _mm256_mullo_epi32(*w0, *n0); y = _mm256_mullo_epi32(*w1, *n1); x = _mm256_add_epi32(x, y); x = _mm256_add_epi32(x, *rounding); x = _mm256_srai_epi32(x, bit); return x; } #define btf_32_avx2_type0(w0, w1, in0, in1, out0, out1, bit) \ do { \ const __m256i ww0 = _mm256_set1_epi32(w0); \ const __m256i ww1 = _mm256_set1_epi32(w1); \ const __m256i in0_w0 = _mm256_mullo_epi32(in0, ww0); \ const __m256i in1_w1 = _mm256_mullo_epi32(in1, ww1); \ out0 = _mm256_add_epi32(in0_w0, in1_w1); \ round_shift_32_8xn_avx2(&out0, 1, -bit, 1); \ const __m256i in0_w1 = _mm256_mullo_epi32(in0, ww1); \ const __m256i in1_w0 = _mm256_mullo_epi32(in1, ww0); \ out1 = _mm256_sub_epi32(in0_w1, in1_w0); \ round_shift_32_8xn_avx2(&out1, 1, -bit, 1); \ } while (0) #define btf_32_type0_avx2_new(ww0, ww1, in0, in1, out0, out1, r, bit) \ do { \ const __m256i in0_w0 = _mm256_mullo_epi32(in0, ww0); \ const __m256i in1_w1 = _mm256_mullo_epi32(in1, ww1); \ out0 = _mm256_add_epi32(in0_w0, in1_w1); \ out0 = _mm256_add_epi32(out0, r); \ out0 = _mm256_srai_epi32(out0, bit); \ const __m256i in0_w1 = _mm256_mullo_epi32(in0, ww1); \ const __m256i in1_w0 = _mm256_mullo_epi32(in1, ww0); \ out1 = _mm256_sub_epi32(in0_w1, in1_w0); \ out1 = _mm256_add_epi32(out1, r); \ out1 = _mm256_srai_epi32(out1, bit); \ } while (0) typedef void (*transform_1d_avx2)(__m256i *in, __m256i *out, const int8_t cos_bit, int instride, int outstride); static void fdct8_avx2(__m256i *in, __m256i *out, const int8_t bit, const int col_num, const int outstride) { const int32_t *cospi = cospi_arr(bit); const __m256i cospi32 = _mm256_set1_epi32(cospi[32]); const __m256i cospim32 = _mm256_set1_epi32(-cospi[32]); const __m256i cospi48 = _mm256_set1_epi32(cospi[48]); const __m256i cospi16 = _mm256_set1_epi32(cospi[16]); const __m256i cospi56 = _mm256_set1_epi32(cospi[56]); const __m256i cospi8 = _mm256_set1_epi32(cospi[8]); const __m256i cospi24 = _mm256_set1_epi32(cospi[24]); const __m256i cospi40 = _mm256_set1_epi32(cospi[40]); const __m256i rnding = _mm256_set1_epi32(1 << (bit - 1)); __m256i u[8], v[8]; for (int col = 0; col < col_num; ++col) { u[0] = _mm256_add_epi32(in[0 * col_num + col], in[7 * col_num + col]); v[7] = _mm256_sub_epi32(in[0 * col_num + col], in[7 * col_num + col]); u[1] = _mm256_add_epi32(in[1 * col_num + col], in[6 * col_num + col]); u[6] = _mm256_sub_epi32(in[1 * col_num + col], in[6 * col_num + col]); u[2] = _mm256_add_epi32(in[2 * col_num + col], in[5 * col_num + col]); u[5] = _mm256_sub_epi32(in[2 * col_num + col], in[5 * col_num + col]); u[3] = _mm256_add_epi32(in[3 * col_num + col], in[4 * col_num + col]); v[4] = _mm256_sub_epi32(in[3 * col_num + col], in[4 * col_num + col]); v[0] = _mm256_add_epi32(u[0], u[3]); v[3] = _mm256_sub_epi32(u[0], u[3]); v[1] = _mm256_add_epi32(u[1], u[2]); v[2] = _mm256_sub_epi32(u[1], u[2]); v[5] = _mm256_mullo_epi32(u[5], cospim32); v[6] = _mm256_mullo_epi32(u[6], cospi32); v[5] = _mm256_add_epi32(v[5], v[6]); v[5] = _mm256_add_epi32(v[5], rnding); v[5] = _mm256_srai_epi32(v[5], bit); u[0] = _mm256_mullo_epi32(u[5], cospi32); v[6] = _mm256_mullo_epi32(u[6], cospim32); v[6] = _mm256_sub_epi32(u[0], v[6]); v[6] = _mm256_add_epi32(v[6], rnding); v[6] = _mm256_srai_epi32(v[6], bit); // stage 3 // type 0 v[0] = _mm256_mullo_epi32(v[0], cospi32); v[1] = _mm256_mullo_epi32(v[1], cospi32); u[0] = _mm256_add_epi32(v[0], v[1]); u[0] = _mm256_add_epi32(u[0], rnding); u[0] = _mm256_srai_epi32(u[0], bit); u[1] = _mm256_sub_epi32(v[0], v[1]); u[1] = _mm256_add_epi32(u[1], rnding); u[1] = _mm256_srai_epi32(u[1], bit); // type 1 v[0] = _mm256_mullo_epi32(v[2], cospi48); v[1] = _mm256_mullo_epi32(v[3], cospi16); u[2] = _mm256_add_epi32(v[0], v[1]); u[2] = _mm256_add_epi32(u[2], rnding); u[2] = _mm256_srai_epi32(u[2], bit); v[0] = _mm256_mullo_epi32(v[2], cospi16); v[1] = _mm256_mullo_epi32(v[3], cospi48); u[3] = _mm256_sub_epi32(v[1], v[0]); u[3] = _mm256_add_epi32(u[3], rnding); u[3] = _mm256_srai_epi32(u[3], bit); u[4] = _mm256_add_epi32(v[4], v[5]); u[5] = _mm256_sub_epi32(v[4], v[5]); u[6] = _mm256_sub_epi32(v[7], v[6]); u[7] = _mm256_add_epi32(v[7], v[6]); // stage 4 // stage 5 v[0] = _mm256_mullo_epi32(u[4], cospi56); v[1] = _mm256_mullo_epi32(u[7], cospi8); v[0] = _mm256_add_epi32(v[0], v[1]); v[0] = _mm256_add_epi32(v[0], rnding); out[1 * outstride + col] = _mm256_srai_epi32(v[0], bit); // buf0[4] v[0] = _mm256_mullo_epi32(u[4], cospi8); v[1] = _mm256_mullo_epi32(u[7], cospi56); v[0] = _mm256_sub_epi32(v[1], v[0]); v[0] = _mm256_add_epi32(v[0], rnding); out[7 * outstride + col] = _mm256_srai_epi32(v[0], bit); // buf0[7] v[0] = _mm256_mullo_epi32(u[5], cospi24); v[1] = _mm256_mullo_epi32(u[6], cospi40); v[0] = _mm256_add_epi32(v[0], v[1]); v[0] = _mm256_add_epi32(v[0], rnding); out[5 * outstride + col] = _mm256_srai_epi32(v[0], bit); // buf0[5] v[0] = _mm256_mullo_epi32(u[5], cospi40); v[1] = _mm256_mullo_epi32(u[6], cospi24); v[0] = _mm256_sub_epi32(v[1], v[0]); v[0] = _mm256_add_epi32(v[0], rnding); out[3 * outstride + col] = _mm256_srai_epi32(v[0], bit); // buf0[6] out[0 * outstride + col] = u[0]; // buf0[0] out[4 * outstride + col] = u[1]; // buf0[1] out[2 * outstride + col] = u[2]; // buf0[2] out[6 * outstride + col] = u[3]; // buf0[3] } } static void fadst8_avx2(__m256i *in, __m256i *out, const int8_t bit, const int col_num, const int outstirde) { (void)col_num; const int32_t *cospi = cospi_arr(bit); const __m256i cospi32 = _mm256_set1_epi32(cospi[32]); const __m256i cospi16 = _mm256_set1_epi32(cospi[16]); const __m256i cospim16 = _mm256_set1_epi32(-cospi[16]); const __m256i cospi48 = _mm256_set1_epi32(cospi[48]); const __m256i cospim48 = _mm256_set1_epi32(-cospi[48]); const __m256i cospi4 = _mm256_set1_epi32(cospi[4]); const __m256i cospim4 = _mm256_set1_epi32(-cospi[4]); const __m256i cospi60 = _mm256_set1_epi32(cospi[60]); const __m256i cospi20 = _mm256_set1_epi32(cospi[20]); const __m256i cospim20 = _mm256_set1_epi32(-cospi[20]); const __m256i cospi44 = _mm256_set1_epi32(cospi[44]); const __m256i cospi28 = _mm256_set1_epi32(cospi[28]); const __m256i cospi36 = _mm256_set1_epi32(cospi[36]); const __m256i cospim36 = _mm256_set1_epi32(-cospi[36]); const __m256i cospi52 = _mm256_set1_epi32(cospi[52]); const __m256i cospim52 = _mm256_set1_epi32(-cospi[52]); const __m256i cospi12 = _mm256_set1_epi32(cospi[12]); const __m256i rnding = _mm256_set1_epi32(1 << (bit - 1)); const __m256i zero = _mm256_setzero_si256(); __m256i u0, u1, u2, u3, u4, u5, u6, u7; __m256i v0, v1, v2, v3, v4, v5, v6, v7; __m256i x, y; for (int col = 0; col < col_num; ++col) { u0 = in[0 * col_num + col]; u1 = _mm256_sub_epi32(zero, in[7 * col_num + col]); u2 = _mm256_sub_epi32(zero, in[3 * col_num + col]); u3 = in[4 * col_num + col]; u4 = _mm256_sub_epi32(zero, in[1 * col_num + col]); u5 = in[6 * col_num + col]; u6 = in[2 * col_num + col]; u7 = _mm256_sub_epi32(zero, in[5 * col_num + col]); // stage 2 v0 = u0; v1 = u1; x = _mm256_mullo_epi32(u2, cospi32); y = _mm256_mullo_epi32(u3, cospi32); v2 = _mm256_add_epi32(x, y); v2 = _mm256_add_epi32(v2, rnding); v2 = _mm256_srai_epi32(v2, bit); v3 = _mm256_sub_epi32(x, y); v3 = _mm256_add_epi32(v3, rnding); v3 = _mm256_srai_epi32(v3, bit); v4 = u4; v5 = u5; x = _mm256_mullo_epi32(u6, cospi32); y = _mm256_mullo_epi32(u7, cospi32); v6 = _mm256_add_epi32(x, y); v6 = _mm256_add_epi32(v6, rnding); v6 = _mm256_srai_epi32(v6, bit); v7 = _mm256_sub_epi32(x, y); v7 = _mm256_add_epi32(v7, rnding); v7 = _mm256_srai_epi32(v7, bit); // stage 3 u0 = _mm256_add_epi32(v0, v2); u1 = _mm256_add_epi32(v1, v3); u2 = _mm256_sub_epi32(v0, v2); u3 = _mm256_sub_epi32(v1, v3); u4 = _mm256_add_epi32(v4, v6); u5 = _mm256_add_epi32(v5, v7); u6 = _mm256_sub_epi32(v4, v6); u7 = _mm256_sub_epi32(v5, v7); // stage 4 v0 = u0; v1 = u1; v2 = u2; v3 = u3; x = _mm256_mullo_epi32(u4, cospi16); y = _mm256_mullo_epi32(u5, cospi48); v4 = _mm256_add_epi32(x, y); v4 = _mm256_add_epi32(v4, rnding); v4 = _mm256_srai_epi32(v4, bit); x = _mm256_mullo_epi32(u4, cospi48); y = _mm256_mullo_epi32(u5, cospim16); v5 = _mm256_add_epi32(x, y); v5 = _mm256_add_epi32(v5, rnding); v5 = _mm256_srai_epi32(v5, bit); x = _mm256_mullo_epi32(u6, cospim48); y = _mm256_mullo_epi32(u7, cospi16); v6 = _mm256_add_epi32(x, y); v6 = _mm256_add_epi32(v6, rnding); v6 = _mm256_srai_epi32(v6, bit); x = _mm256_mullo_epi32(u6, cospi16); y = _mm256_mullo_epi32(u7, cospi48); v7 = _mm256_add_epi32(x, y); v7 = _mm256_add_epi32(v7, rnding); v7 = _mm256_srai_epi32(v7, bit); // stage 5 u0 = _mm256_add_epi32(v0, v4); u1 = _mm256_add_epi32(v1, v5); u2 = _mm256_add_epi32(v2, v6); u3 = _mm256_add_epi32(v3, v7); u4 = _mm256_sub_epi32(v0, v4); u5 = _mm256_sub_epi32(v1, v5); u6 = _mm256_sub_epi32(v2, v6); u7 = _mm256_sub_epi32(v3, v7); // stage 6 x = _mm256_mullo_epi32(u0, cospi4); y = _mm256_mullo_epi32(u1, cospi60); v0 = _mm256_add_epi32(x, y); v0 = _mm256_add_epi32(v0, rnding); v0 = _mm256_srai_epi32(v0, bit); x = _mm256_mullo_epi32(u0, cospi60); y = _mm256_mullo_epi32(u1, cospim4); v1 = _mm256_add_epi32(x, y); v1 = _mm256_add_epi32(v1, rnding); v1 = _mm256_srai_epi32(v1, bit); x = _mm256_mullo_epi32(u2, cospi20); y = _mm256_mullo_epi32(u3, cospi44); v2 = _mm256_add_epi32(x, y); v2 = _mm256_add_epi32(v2, rnding); v2 = _mm256_srai_epi32(v2, bit); x = _mm256_mullo_epi32(u2, cospi44); y = _mm256_mullo_epi32(u3, cospim20); v3 = _mm256_add_epi32(x, y); v3 = _mm256_add_epi32(v3, rnding); v3 = _mm256_srai_epi32(v3, bit); x = _mm256_mullo_epi32(u4, cospi36); y = _mm256_mullo_epi32(u5, cospi28); v4 = _mm256_add_epi32(x, y); v4 = _mm256_add_epi32(v4, rnding); v4 = _mm256_srai_epi32(v4, bit); x = _mm256_mullo_epi32(u4, cospi28); y = _mm256_mullo_epi32(u5, cospim36); v5 = _mm256_add_epi32(x, y); v5 = _mm256_add_epi32(v5, rnding); v5 = _mm256_srai_epi32(v5, bit); x = _mm256_mullo_epi32(u6, cospi52); y = _mm256_mullo_epi32(u7, cospi12); v6 = _mm256_add_epi32(x, y); v6 = _mm256_add_epi32(v6, rnding); v6 = _mm256_srai_epi32(v6, bit); x = _mm256_mullo_epi32(u6, cospi12); y = _mm256_mullo_epi32(u7, cospim52); v7 = _mm256_add_epi32(x, y); v7 = _mm256_add_epi32(v7, rnding); v7 = _mm256_srai_epi32(v7, bit); // stage 7 out[0 * outstirde + col] = v1; out[1 * outstirde + col] = v6; out[2 * outstirde + col] = v3; out[3 * outstirde + col] = v4; out[4 * outstirde + col] = v5; out[5 * outstirde + col] = v2; out[6 * outstirde + col] = v7; out[7 * outstirde + col] = v0; } } static void idtx8_avx2(__m256i *in, __m256i *out, const int8_t bit, int col_num, int outstride) { (void)bit; (void)outstride; int num_iters = 8 * col_num; for (int i = 0; i < num_iters; i += 8) { out[i] = _mm256_add_epi32(in[i], in[i]); out[i + 1] = _mm256_add_epi32(in[i + 1], in[i + 1]); out[i + 2] = _mm256_add_epi32(in[i + 2], in[i + 2]); out[i + 3] = _mm256_add_epi32(in[i + 3], in[i + 3]); out[i + 4] = _mm256_add_epi32(in[i + 4], in[i + 4]); out[i + 5] = _mm256_add_epi32(in[i + 5], in[i + 5]); out[i + 6] = _mm256_add_epi32(in[i + 6], in[i + 6]); out[i + 7] = _mm256_add_epi32(in[i + 7], in[i + 7]); } } void av1_fwd_txfm2d_8x8_avx2(const int16_t *input, int32_t *coeff, int stride, TX_TYPE tx_type, int bd) { __m256i in[8], out[8]; const TX_SIZE tx_size = TX_8X8; const int8_t *shift = av1_fwd_txfm_shift_ls[tx_size]; const int txw_idx = get_txw_idx(tx_size); const int txh_idx = get_txh_idx(tx_size); const int width = tx_size_wide[tx_size]; const int width_div8 = (width >> 3); switch (tx_type) { case DCT_DCT: load_buffer_8x8_avx2(input, in, stride, 0, 0, shift[0]); fdct8_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); col_txfm_8x8_rounding(out, -shift[1]); fwd_txfm_transpose_8x8_avx2(out, in, width_div8, width_div8); fdct8_avx2(in, out, av1_fwd_cos_bit_row[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 8); break; case ADST_DCT: load_buffer_8x8_avx2(input, in, stride, 0, 0, shift[0]); fadst8_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); col_txfm_8x8_rounding(out, -shift[1]); fwd_txfm_transpose_8x8_avx2(out, in, width_div8, width_div8); fdct8_avx2(in, out, av1_fwd_cos_bit_row[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 8); break; case DCT_ADST: load_buffer_8x8_avx2(input, in, stride, 0, 0, shift[0]); fdct8_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); col_txfm_8x8_rounding(out, -shift[1]); fwd_txfm_transpose_8x8_avx2(out, in, width_div8, width_div8); fadst8_avx2(in, out, av1_fwd_cos_bit_row[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 8); break; case ADST_ADST: load_buffer_8x8_avx2(input, in, stride, 0, 0, shift[0]); fadst8_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); col_txfm_8x8_rounding(out, -shift[1]); fwd_txfm_transpose_8x8_avx2(out, in, width_div8, width_div8); fadst8_avx2(in, out, av1_fwd_cos_bit_row[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 8); break; case FLIPADST_DCT: load_buffer_8x8_avx2(input, in, stride, 1, 0, shift[0]); fadst8_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); col_txfm_8x8_rounding(out, -shift[1]); fwd_txfm_transpose_8x8_avx2(out, in, width_div8, width_div8); fdct8_avx2(in, out, av1_fwd_cos_bit_row[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 8); break; case DCT_FLIPADST: load_buffer_8x8_avx2(input, in, stride, 0, 1, shift[0]); fdct8_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); col_txfm_8x8_rounding(out, -shift[1]); fwd_txfm_transpose_8x8_avx2(out, in, width_div8, width_div8); fadst8_avx2(in, out, av1_fwd_cos_bit_row[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 8); break; case FLIPADST_FLIPADST: load_buffer_8x8_avx2(input, in, stride, 1, 1, shift[0]); fadst8_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); col_txfm_8x8_rounding(out, -shift[1]); fwd_txfm_transpose_8x8_avx2(out, in, width_div8, width_div8); fadst8_avx2(in, out, av1_fwd_cos_bit_row[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 8); break; case ADST_FLIPADST: load_buffer_8x8_avx2(input, in, stride, 0, 1, shift[0]); fadst8_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); col_txfm_8x8_rounding(out, -shift[1]); fwd_txfm_transpose_8x8_avx2(out, in, width_div8, width_div8); fadst8_avx2(in, out, av1_fwd_cos_bit_row[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 8); break; case FLIPADST_ADST: load_buffer_8x8_avx2(input, in, stride, 1, 0, shift[0]); fadst8_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); col_txfm_8x8_rounding(out, -shift[1]); fwd_txfm_transpose_8x8_avx2(out, in, width_div8, width_div8); fadst8_avx2(in, out, av1_fwd_cos_bit_row[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 8); break; case IDTX: load_buffer_8x8_avx2(input, in, stride, 0, 0, shift[0]); idtx8_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); col_txfm_8x8_rounding(out, -shift[1]); fwd_txfm_transpose_8x8_avx2(out, in, width_div8, width_div8); idtx8_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 8); break; case V_DCT: load_buffer_8x8_avx2(input, in, stride, 0, 0, shift[0]); fdct8_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); col_txfm_8x8_rounding(out, -shift[1]); fwd_txfm_transpose_8x8_avx2(out, in, width_div8, width_div8); idtx8_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 8); break; case H_DCT: load_buffer_8x8_avx2(input, in, stride, 0, 0, shift[0]); idtx8_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); col_txfm_8x8_rounding(out, -shift[1]); fwd_txfm_transpose_8x8_avx2(out, in, width_div8, width_div8); fdct8_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 8); break; case V_ADST: load_buffer_8x8_avx2(input, in, stride, 0, 0, shift[0]); fadst8_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); col_txfm_8x8_rounding(out, -shift[1]); fwd_txfm_transpose_8x8_avx2(out, in, width_div8, width_div8); idtx8_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 8); break; case H_ADST: load_buffer_8x8_avx2(input, in, stride, 0, 0, shift[0]); idtx8_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); col_txfm_8x8_rounding(out, -shift[1]); fwd_txfm_transpose_8x8_avx2(out, in, width_div8, width_div8); fadst8_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 8); break; case V_FLIPADST: load_buffer_8x8_avx2(input, in, stride, 1, 0, shift[0]); fadst8_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); col_txfm_8x8_rounding(out, -shift[1]); fwd_txfm_transpose_8x8_avx2(out, in, width_div8, width_div8); idtx8_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 8); break; case H_FLIPADST: load_buffer_8x8_avx2(input, in, stride, 0, 1, shift[0]); idtx8_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); col_txfm_8x8_rounding(out, -shift[1]); fwd_txfm_transpose_8x8_avx2(out, in, width_div8, width_div8); fadst8_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 8); break; default: assert(0); } (void)bd; } static void fdct16_avx2(__m256i *in, __m256i *out, const int8_t bit, const int col_num, const int outstride) { const int32_t *cospi = cospi_arr(bit); const __m256i cospi32 = _mm256_set1_epi32(cospi[32]); const __m256i cospim32 = _mm256_set1_epi32(-cospi[32]); const __m256i cospi48 = _mm256_set1_epi32(cospi[48]); const __m256i cospi16 = _mm256_set1_epi32(cospi[16]); const __m256i cospim48 = _mm256_set1_epi32(-cospi[48]); const __m256i cospim16 = _mm256_set1_epi32(-cospi[16]); const __m256i cospi56 = _mm256_set1_epi32(cospi[56]); const __m256i cospi8 = _mm256_set1_epi32(cospi[8]); const __m256i cospi24 = _mm256_set1_epi32(cospi[24]); const __m256i cospi40 = _mm256_set1_epi32(cospi[40]); const __m256i cospi60 = _mm256_set1_epi32(cospi[60]); const __m256i cospi4 = _mm256_set1_epi32(cospi[4]); const __m256i cospi28 = _mm256_set1_epi32(cospi[28]); const __m256i cospi36 = _mm256_set1_epi32(cospi[36]); const __m256i cospi44 = _mm256_set1_epi32(cospi[44]); const __m256i cospi20 = _mm256_set1_epi32(cospi[20]); const __m256i cospi12 = _mm256_set1_epi32(cospi[12]); const __m256i cospi52 = _mm256_set1_epi32(cospi[52]); const __m256i rnding = _mm256_set1_epi32(1 << (bit - 1)); __m256i u[16], v[16], x; int col; // Calculate the column 0, 1, 2, 3 for (col = 0; col < col_num; ++col) { // stage 0 // stage 1 u[0] = _mm256_add_epi32(in[0 * col_num + col], in[15 * col_num + col]); u[15] = _mm256_sub_epi32(in[0 * col_num + col], in[15 * col_num + col]); u[1] = _mm256_add_epi32(in[1 * col_num + col], in[14 * col_num + col]); u[14] = _mm256_sub_epi32(in[1 * col_num + col], in[14 * col_num + col]); u[2] = _mm256_add_epi32(in[2 * col_num + col], in[13 * col_num + col]); u[13] = _mm256_sub_epi32(in[2 * col_num + col], in[13 * col_num + col]); u[3] = _mm256_add_epi32(in[3 * col_num + col], in[12 * col_num + col]); u[12] = _mm256_sub_epi32(in[3 * col_num + col], in[12 * col_num + col]); u[4] = _mm256_add_epi32(in[4 * col_num + col], in[11 * col_num + col]); u[11] = _mm256_sub_epi32(in[4 * col_num + col], in[11 * col_num + col]); u[5] = _mm256_add_epi32(in[5 * col_num + col], in[10 * col_num + col]); u[10] = _mm256_sub_epi32(in[5 * col_num + col], in[10 * col_num + col]); u[6] = _mm256_add_epi32(in[6 * col_num + col], in[9 * col_num + col]); u[9] = _mm256_sub_epi32(in[6 * col_num + col], in[9 * col_num + col]); u[7] = _mm256_add_epi32(in[7 * col_num + col], in[8 * col_num + col]); u[8] = _mm256_sub_epi32(in[7 * col_num + col], in[8 * col_num + col]); // stage 2 v[0] = _mm256_add_epi32(u[0], u[7]); v[7] = _mm256_sub_epi32(u[0], u[7]); v[1] = _mm256_add_epi32(u[1], u[6]); v[6] = _mm256_sub_epi32(u[1], u[6]); v[2] = _mm256_add_epi32(u[2], u[5]); v[5] = _mm256_sub_epi32(u[2], u[5]); v[3] = _mm256_add_epi32(u[3], u[4]); v[4] = _mm256_sub_epi32(u[3], u[4]); v[8] = u[8]; v[9] = u[9]; v[10] = _mm256_mullo_epi32(u[10], cospim32); x = _mm256_mullo_epi32(u[13], cospi32); v[10] = _mm256_add_epi32(v[10], x); v[10] = _mm256_add_epi32(v[10], rnding); v[10] = _mm256_srai_epi32(v[10], bit); v[13] = _mm256_mullo_epi32(u[10], cospi32); x = _mm256_mullo_epi32(u[13], cospim32); v[13] = _mm256_sub_epi32(v[13], x); v[13] = _mm256_add_epi32(v[13], rnding); v[13] = _mm256_srai_epi32(v[13], bit); v[11] = _mm256_mullo_epi32(u[11], cospim32); x = _mm256_mullo_epi32(u[12], cospi32); v[11] = _mm256_add_epi32(v[11], x); v[11] = _mm256_add_epi32(v[11], rnding); v[11] = _mm256_srai_epi32(v[11], bit); v[12] = _mm256_mullo_epi32(u[11], cospi32); x = _mm256_mullo_epi32(u[12], cospim32); v[12] = _mm256_sub_epi32(v[12], x); v[12] = _mm256_add_epi32(v[12], rnding); v[12] = _mm256_srai_epi32(v[12], bit); v[14] = u[14]; v[15] = u[15]; // stage 3 u[0] = _mm256_add_epi32(v[0], v[3]); u[3] = _mm256_sub_epi32(v[0], v[3]); u[1] = _mm256_add_epi32(v[1], v[2]); u[2] = _mm256_sub_epi32(v[1], v[2]); u[4] = v[4]; u[5] = _mm256_mullo_epi32(v[5], cospim32); x = _mm256_mullo_epi32(v[6], cospi32); u[5] = _mm256_add_epi32(u[5], x); u[5] = _mm256_add_epi32(u[5], rnding); u[5] = _mm256_srai_epi32(u[5], bit); u[6] = _mm256_mullo_epi32(v[5], cospi32); x = _mm256_mullo_epi32(v[6], cospim32); u[6] = _mm256_sub_epi32(u[6], x); u[6] = _mm256_add_epi32(u[6], rnding); u[6] = _mm256_srai_epi32(u[6], bit); u[7] = v[7]; u[8] = _mm256_add_epi32(v[8], v[11]); u[11] = _mm256_sub_epi32(v[8], v[11]); u[9] = _mm256_add_epi32(v[9], v[10]); u[10] = _mm256_sub_epi32(v[9], v[10]); u[12] = _mm256_sub_epi32(v[15], v[12]); u[15] = _mm256_add_epi32(v[15], v[12]); u[13] = _mm256_sub_epi32(v[14], v[13]); u[14] = _mm256_add_epi32(v[14], v[13]); // stage 4 u[0] = _mm256_mullo_epi32(u[0], cospi32); u[1] = _mm256_mullo_epi32(u[1], cospi32); v[0] = _mm256_add_epi32(u[0], u[1]); v[0] = _mm256_add_epi32(v[0], rnding); v[0] = _mm256_srai_epi32(v[0], bit); v[1] = _mm256_sub_epi32(u[0], u[1]); v[1] = _mm256_add_epi32(v[1], rnding); v[1] = _mm256_srai_epi32(v[1], bit); v[2] = _mm256_mullo_epi32(u[2], cospi48); x = _mm256_mullo_epi32(u[3], cospi16); v[2] = _mm256_add_epi32(v[2], x); v[2] = _mm256_add_epi32(v[2], rnding); v[2] = _mm256_srai_epi32(v[2], bit); v[3] = _mm256_mullo_epi32(u[2], cospi16); x = _mm256_mullo_epi32(u[3], cospi48); v[3] = _mm256_sub_epi32(x, v[3]); v[3] = _mm256_add_epi32(v[3], rnding); v[3] = _mm256_srai_epi32(v[3], bit); v[4] = _mm256_add_epi32(u[4], u[5]); v[5] = _mm256_sub_epi32(u[4], u[5]); v[6] = _mm256_sub_epi32(u[7], u[6]); v[7] = _mm256_add_epi32(u[7], u[6]); v[8] = u[8]; v[9] = _mm256_mullo_epi32(u[9], cospim16); x = _mm256_mullo_epi32(u[14], cospi48); v[9] = _mm256_add_epi32(v[9], x); v[9] = _mm256_add_epi32(v[9], rnding); v[9] = _mm256_srai_epi32(v[9], bit); v[14] = _mm256_mullo_epi32(u[9], cospi48); x = _mm256_mullo_epi32(u[14], cospim16); v[14] = _mm256_sub_epi32(v[14], x); v[14] = _mm256_add_epi32(v[14], rnding); v[14] = _mm256_srai_epi32(v[14], bit); v[10] = _mm256_mullo_epi32(u[10], cospim48); x = _mm256_mullo_epi32(u[13], cospim16); v[10] = _mm256_add_epi32(v[10], x); v[10] = _mm256_add_epi32(v[10], rnding); v[10] = _mm256_srai_epi32(v[10], bit); v[13] = _mm256_mullo_epi32(u[10], cospim16); x = _mm256_mullo_epi32(u[13], cospim48); v[13] = _mm256_sub_epi32(v[13], x); v[13] = _mm256_add_epi32(v[13], rnding); v[13] = _mm256_srai_epi32(v[13], bit); v[11] = u[11]; v[12] = u[12]; v[15] = u[15]; // stage 5 u[0] = v[0]; u[1] = v[1]; u[2] = v[2]; u[3] = v[3]; u[4] = _mm256_mullo_epi32(v[4], cospi56); x = _mm256_mullo_epi32(v[7], cospi8); u[4] = _mm256_add_epi32(u[4], x); u[4] = _mm256_add_epi32(u[4], rnding); u[4] = _mm256_srai_epi32(u[4], bit); u[7] = _mm256_mullo_epi32(v[4], cospi8); x = _mm256_mullo_epi32(v[7], cospi56); u[7] = _mm256_sub_epi32(x, u[7]); u[7] = _mm256_add_epi32(u[7], rnding); u[7] = _mm256_srai_epi32(u[7], bit); u[5] = _mm256_mullo_epi32(v[5], cospi24); x = _mm256_mullo_epi32(v[6], cospi40); u[5] = _mm256_add_epi32(u[5], x); u[5] = _mm256_add_epi32(u[5], rnding); u[5] = _mm256_srai_epi32(u[5], bit); u[6] = _mm256_mullo_epi32(v[5], cospi40); x = _mm256_mullo_epi32(v[6], cospi24); u[6] = _mm256_sub_epi32(x, u[6]); u[6] = _mm256_add_epi32(u[6], rnding); u[6] = _mm256_srai_epi32(u[6], bit); u[8] = _mm256_add_epi32(v[8], v[9]); u[9] = _mm256_sub_epi32(v[8], v[9]); u[10] = _mm256_sub_epi32(v[11], v[10]); u[11] = _mm256_add_epi32(v[11], v[10]); u[12] = _mm256_add_epi32(v[12], v[13]); u[13] = _mm256_sub_epi32(v[12], v[13]); u[14] = _mm256_sub_epi32(v[15], v[14]); u[15] = _mm256_add_epi32(v[15], v[14]); // stage 6 v[0] = u[0]; v[1] = u[1]; v[2] = u[2]; v[3] = u[3]; v[4] = u[4]; v[5] = u[5]; v[6] = u[6]; v[7] = u[7]; v[8] = _mm256_mullo_epi32(u[8], cospi60); x = _mm256_mullo_epi32(u[15], cospi4); v[8] = _mm256_add_epi32(v[8], x); v[8] = _mm256_add_epi32(v[8], rnding); v[8] = _mm256_srai_epi32(v[8], bit); v[15] = _mm256_mullo_epi32(u[8], cospi4); x = _mm256_mullo_epi32(u[15], cospi60); v[15] = _mm256_sub_epi32(x, v[15]); v[15] = _mm256_add_epi32(v[15], rnding); v[15] = _mm256_srai_epi32(v[15], bit); v[9] = _mm256_mullo_epi32(u[9], cospi28); x = _mm256_mullo_epi32(u[14], cospi36); v[9] = _mm256_add_epi32(v[9], x); v[9] = _mm256_add_epi32(v[9], rnding); v[9] = _mm256_srai_epi32(v[9], bit); v[14] = _mm256_mullo_epi32(u[9], cospi36); x = _mm256_mullo_epi32(u[14], cospi28); v[14] = _mm256_sub_epi32(x, v[14]); v[14] = _mm256_add_epi32(v[14], rnding); v[14] = _mm256_srai_epi32(v[14], bit); v[10] = _mm256_mullo_epi32(u[10], cospi44); x = _mm256_mullo_epi32(u[13], cospi20); v[10] = _mm256_add_epi32(v[10], x); v[10] = _mm256_add_epi32(v[10], rnding); v[10] = _mm256_srai_epi32(v[10], bit); v[13] = _mm256_mullo_epi32(u[10], cospi20); x = _mm256_mullo_epi32(u[13], cospi44); v[13] = _mm256_sub_epi32(x, v[13]); v[13] = _mm256_add_epi32(v[13], rnding); v[13] = _mm256_srai_epi32(v[13], bit); v[11] = _mm256_mullo_epi32(u[11], cospi12); x = _mm256_mullo_epi32(u[12], cospi52); v[11] = _mm256_add_epi32(v[11], x); v[11] = _mm256_add_epi32(v[11], rnding); v[11] = _mm256_srai_epi32(v[11], bit); v[12] = _mm256_mullo_epi32(u[11], cospi52); x = _mm256_mullo_epi32(u[12], cospi12); v[12] = _mm256_sub_epi32(x, v[12]); v[12] = _mm256_add_epi32(v[12], rnding); v[12] = _mm256_srai_epi32(v[12], bit); out[0 * outstride + col] = v[0]; out[1 * outstride + col] = v[8]; out[2 * outstride + col] = v[4]; out[3 * outstride + col] = v[12]; out[4 * outstride + col] = v[2]; out[5 * outstride + col] = v[10]; out[6 * outstride + col] = v[6]; out[7 * outstride + col] = v[14]; out[8 * outstride + col] = v[1]; out[9 * outstride + col] = v[9]; out[10 * outstride + col] = v[5]; out[11 * outstride + col] = v[13]; out[12 * outstride + col] = v[3]; out[13 * outstride + col] = v[11]; out[14 * outstride + col] = v[7]; out[15 * outstride + col] = v[15]; } } static void fadst16_avx2(__m256i *in, __m256i *out, const int8_t bit, const int num_cols, const int outstride) { const int32_t *cospi = cospi_arr(bit); const __m256i cospi32 = _mm256_set1_epi32(cospi[32]); const __m256i cospi48 = _mm256_set1_epi32(cospi[48]); const __m256i cospi16 = _mm256_set1_epi32(cospi[16]); const __m256i cospim16 = _mm256_set1_epi32(-cospi[16]); const __m256i cospim48 = _mm256_set1_epi32(-cospi[48]); const __m256i cospi8 = _mm256_set1_epi32(cospi[8]); const __m256i cospi56 = _mm256_set1_epi32(cospi[56]); const __m256i cospim56 = _mm256_set1_epi32(-cospi[56]); const __m256i cospim8 = _mm256_set1_epi32(-cospi[8]); const __m256i cospi24 = _mm256_set1_epi32(cospi[24]); const __m256i cospim24 = _mm256_set1_epi32(-cospi[24]); const __m256i cospim40 = _mm256_set1_epi32(-cospi[40]); const __m256i cospi40 = _mm256_set1_epi32(cospi[40]); const __m256i cospi2 = _mm256_set1_epi32(cospi[2]); const __m256i cospi62 = _mm256_set1_epi32(cospi[62]); const __m256i cospim2 = _mm256_set1_epi32(-cospi[2]); const __m256i cospi10 = _mm256_set1_epi32(cospi[10]); const __m256i cospi54 = _mm256_set1_epi32(cospi[54]); const __m256i cospim10 = _mm256_set1_epi32(-cospi[10]); const __m256i cospi18 = _mm256_set1_epi32(cospi[18]); const __m256i cospi46 = _mm256_set1_epi32(cospi[46]); const __m256i cospim18 = _mm256_set1_epi32(-cospi[18]); const __m256i cospi26 = _mm256_set1_epi32(cospi[26]); const __m256i cospi38 = _mm256_set1_epi32(cospi[38]); const __m256i cospim26 = _mm256_set1_epi32(-cospi[26]); const __m256i cospi34 = _mm256_set1_epi32(cospi[34]); const __m256i cospi30 = _mm256_set1_epi32(cospi[30]); const __m256i cospim34 = _mm256_set1_epi32(-cospi[34]); const __m256i cospi42 = _mm256_set1_epi32(cospi[42]); const __m256i cospi22 = _mm256_set1_epi32(cospi[22]); const __m256i cospim42 = _mm256_set1_epi32(-cospi[42]); const __m256i cospi50 = _mm256_set1_epi32(cospi[50]); const __m256i cospi14 = _mm256_set1_epi32(cospi[14]); const __m256i cospim50 = _mm256_set1_epi32(-cospi[50]); const __m256i cospi58 = _mm256_set1_epi32(cospi[58]); const __m256i cospi6 = _mm256_set1_epi32(cospi[6]); const __m256i cospim58 = _mm256_set1_epi32(-cospi[58]); const __m256i rnding = _mm256_set1_epi32(1 << (bit - 1)); const __m256i zero = _mm256_setzero_si256(); __m256i u[16], v[16], x, y; int col; for (col = 0; col < num_cols; ++col) { // stage 0 // stage 1 u[0] = in[0 * num_cols + col]; u[1] = _mm256_sub_epi32(zero, in[15 * num_cols + col]); u[2] = _mm256_sub_epi32(zero, in[7 * num_cols + col]); u[3] = in[8 * num_cols + col]; u[4] = _mm256_sub_epi32(zero, in[3 * num_cols + col]); u[5] = in[12 * num_cols + col]; u[6] = in[4 * num_cols + col]; u[7] = _mm256_sub_epi32(zero, in[11 * num_cols + col]); u[8] = _mm256_sub_epi32(zero, in[1 * num_cols + col]); u[9] = in[14 * num_cols + col]; u[10] = in[6 * num_cols + col]; u[11] = _mm256_sub_epi32(zero, in[9 * num_cols + col]); u[12] = in[2 * num_cols + col]; u[13] = _mm256_sub_epi32(zero, in[13 * num_cols + col]); u[14] = _mm256_sub_epi32(zero, in[5 * num_cols + col]); u[15] = in[10 * num_cols + col]; // stage 2 v[0] = u[0]; v[1] = u[1]; x = _mm256_mullo_epi32(u[2], cospi32); y = _mm256_mullo_epi32(u[3], cospi32); v[2] = _mm256_add_epi32(x, y); v[2] = _mm256_add_epi32(v[2], rnding); v[2] = _mm256_srai_epi32(v[2], bit); v[3] = _mm256_sub_epi32(x, y); v[3] = _mm256_add_epi32(v[3], rnding); v[3] = _mm256_srai_epi32(v[3], bit); v[4] = u[4]; v[5] = u[5]; x = _mm256_mullo_epi32(u[6], cospi32); y = _mm256_mullo_epi32(u[7], cospi32); v[6] = _mm256_add_epi32(x, y); v[6] = _mm256_add_epi32(v[6], rnding); v[6] = _mm256_srai_epi32(v[6], bit); v[7] = _mm256_sub_epi32(x, y); v[7] = _mm256_add_epi32(v[7], rnding); v[7] = _mm256_srai_epi32(v[7], bit); v[8] = u[8]; v[9] = u[9]; x = _mm256_mullo_epi32(u[10], cospi32); y = _mm256_mullo_epi32(u[11], cospi32); v[10] = _mm256_add_epi32(x, y); v[10] = _mm256_add_epi32(v[10], rnding); v[10] = _mm256_srai_epi32(v[10], bit); v[11] = _mm256_sub_epi32(x, y); v[11] = _mm256_add_epi32(v[11], rnding); v[11] = _mm256_srai_epi32(v[11], bit); v[12] = u[12]; v[13] = u[13]; x = _mm256_mullo_epi32(u[14], cospi32); y = _mm256_mullo_epi32(u[15], cospi32); v[14] = _mm256_add_epi32(x, y); v[14] = _mm256_add_epi32(v[14], rnding); v[14] = _mm256_srai_epi32(v[14], bit); v[15] = _mm256_sub_epi32(x, y); v[15] = _mm256_add_epi32(v[15], rnding); v[15] = _mm256_srai_epi32(v[15], bit); // stage 3 u[0] = _mm256_add_epi32(v[0], v[2]); u[1] = _mm256_add_epi32(v[1], v[3]); u[2] = _mm256_sub_epi32(v[0], v[2]); u[3] = _mm256_sub_epi32(v[1], v[3]); u[4] = _mm256_add_epi32(v[4], v[6]); u[5] = _mm256_add_epi32(v[5], v[7]); u[6] = _mm256_sub_epi32(v[4], v[6]); u[7] = _mm256_sub_epi32(v[5], v[7]); u[8] = _mm256_add_epi32(v[8], v[10]); u[9] = _mm256_add_epi32(v[9], v[11]); u[10] = _mm256_sub_epi32(v[8], v[10]); u[11] = _mm256_sub_epi32(v[9], v[11]); u[12] = _mm256_add_epi32(v[12], v[14]); u[13] = _mm256_add_epi32(v[13], v[15]); u[14] = _mm256_sub_epi32(v[12], v[14]); u[15] = _mm256_sub_epi32(v[13], v[15]); // stage 4 v[0] = u[0]; v[1] = u[1]; v[2] = u[2]; v[3] = u[3]; v[4] = av1_half_btf_avx2(&cospi16, &u[4], &cospi48, &u[5], &rnding, bit); v[5] = av1_half_btf_avx2(&cospi48, &u[4], &cospim16, &u[5], &rnding, bit); v[6] = av1_half_btf_avx2(&cospim48, &u[6], &cospi16, &u[7], &rnding, bit); v[7] = av1_half_btf_avx2(&cospi16, &u[6], &cospi48, &u[7], &rnding, bit); v[8] = u[8]; v[9] = u[9]; v[10] = u[10]; v[11] = u[11]; v[12] = av1_half_btf_avx2(&cospi16, &u[12], &cospi48, &u[13], &rnding, bit); v[13] = av1_half_btf_avx2(&cospi48, &u[12], &cospim16, &u[13], &rnding, bit); v[14] = av1_half_btf_avx2(&cospim48, &u[14], &cospi16, &u[15], &rnding, bit); v[15] = av1_half_btf_avx2(&cospi16, &u[14], &cospi48, &u[15], &rnding, bit); // stage 5 u[0] = _mm256_add_epi32(v[0], v[4]); u[1] = _mm256_add_epi32(v[1], v[5]); u[2] = _mm256_add_epi32(v[2], v[6]); u[3] = _mm256_add_epi32(v[3], v[7]); u[4] = _mm256_sub_epi32(v[0], v[4]); u[5] = _mm256_sub_epi32(v[1], v[5]); u[6] = _mm256_sub_epi32(v[2], v[6]); u[7] = _mm256_sub_epi32(v[3], v[7]); u[8] = _mm256_add_epi32(v[8], v[12]); u[9] = _mm256_add_epi32(v[9], v[13]); u[10] = _mm256_add_epi32(v[10], v[14]); u[11] = _mm256_add_epi32(v[11], v[15]); u[12] = _mm256_sub_epi32(v[8], v[12]); u[13] = _mm256_sub_epi32(v[9], v[13]); u[14] = _mm256_sub_epi32(v[10], v[14]); u[15] = _mm256_sub_epi32(v[11], v[15]); // stage 6 v[0] = u[0]; v[1] = u[1]; v[2] = u[2]; v[3] = u[3]; v[4] = u[4]; v[5] = u[5]; v[6] = u[6]; v[7] = u[7]; v[8] = av1_half_btf_avx2(&cospi8, &u[8], &cospi56, &u[9], &rnding, bit); v[9] = av1_half_btf_avx2(&cospi56, &u[8], &cospim8, &u[9], &rnding, bit); v[10] = av1_half_btf_avx2(&cospi40, &u[10], &cospi24, &u[11], &rnding, bit); v[11] = av1_half_btf_avx2(&cospi24, &u[10], &cospim40, &u[11], &rnding, bit); v[12] = av1_half_btf_avx2(&cospim56, &u[12], &cospi8, &u[13], &rnding, bit); v[13] = av1_half_btf_avx2(&cospi8, &u[12], &cospi56, &u[13], &rnding, bit); v[14] = av1_half_btf_avx2(&cospim24, &u[14], &cospi40, &u[15], &rnding, bit); v[15] = av1_half_btf_avx2(&cospi40, &u[14], &cospi24, &u[15], &rnding, bit); // stage 7 u[0] = _mm256_add_epi32(v[0], v[8]); u[1] = _mm256_add_epi32(v[1], v[9]); u[2] = _mm256_add_epi32(v[2], v[10]); u[3] = _mm256_add_epi32(v[3], v[11]); u[4] = _mm256_add_epi32(v[4], v[12]); u[5] = _mm256_add_epi32(v[5], v[13]); u[6] = _mm256_add_epi32(v[6], v[14]); u[7] = _mm256_add_epi32(v[7], v[15]); u[8] = _mm256_sub_epi32(v[0], v[8]); u[9] = _mm256_sub_epi32(v[1], v[9]); u[10] = _mm256_sub_epi32(v[2], v[10]); u[11] = _mm256_sub_epi32(v[3], v[11]); u[12] = _mm256_sub_epi32(v[4], v[12]); u[13] = _mm256_sub_epi32(v[5], v[13]); u[14] = _mm256_sub_epi32(v[6], v[14]); u[15] = _mm256_sub_epi32(v[7], v[15]); // stage 8 v[0] = av1_half_btf_avx2(&cospi2, &u[0], &cospi62, &u[1], &rnding, bit); v[1] = av1_half_btf_avx2(&cospi62, &u[0], &cospim2, &u[1], &rnding, bit); v[2] = av1_half_btf_avx2(&cospi10, &u[2], &cospi54, &u[3], &rnding, bit); v[3] = av1_half_btf_avx2(&cospi54, &u[2], &cospim10, &u[3], &rnding, bit); v[4] = av1_half_btf_avx2(&cospi18, &u[4], &cospi46, &u[5], &rnding, bit); v[5] = av1_half_btf_avx2(&cospi46, &u[4], &cospim18, &u[5], &rnding, bit); v[6] = av1_half_btf_avx2(&cospi26, &u[6], &cospi38, &u[7], &rnding, bit); v[7] = av1_half_btf_avx2(&cospi38, &u[6], &cospim26, &u[7], &rnding, bit); v[8] = av1_half_btf_avx2(&cospi34, &u[8], &cospi30, &u[9], &rnding, bit); v[9] = av1_half_btf_avx2(&cospi30, &u[8], &cospim34, &u[9], &rnding, bit); v[10] = av1_half_btf_avx2(&cospi42, &u[10], &cospi22, &u[11], &rnding, bit); v[11] = av1_half_btf_avx2(&cospi22, &u[10], &cospim42, &u[11], &rnding, bit); v[12] = av1_half_btf_avx2(&cospi50, &u[12], &cospi14, &u[13], &rnding, bit); v[13] = av1_half_btf_avx2(&cospi14, &u[12], &cospim50, &u[13], &rnding, bit); v[14] = av1_half_btf_avx2(&cospi58, &u[14], &cospi6, &u[15], &rnding, bit); v[15] = av1_half_btf_avx2(&cospi6, &u[14], &cospim58, &u[15], &rnding, bit); // stage 9 out[0 * outstride + col] = v[1]; out[1 * outstride + col] = v[14]; out[2 * outstride + col] = v[3]; out[3 * outstride + col] = v[12]; out[4 * outstride + col] = v[5]; out[5 * outstride + col] = v[10]; out[6 * outstride + col] = v[7]; out[7 * outstride + col] = v[8]; out[8 * outstride + col] = v[9]; out[9 * outstride + col] = v[6]; out[10 * outstride + col] = v[11]; out[11 * outstride + col] = v[4]; out[12 * outstride + col] = v[13]; out[13 * outstride + col] = v[2]; out[14 * outstride + col] = v[15]; out[15 * outstride + col] = v[0]; } } static void idtx16_avx2(__m256i *in, __m256i *out, const int8_t bit, int col_num, const int outstride) { (void)bit; (void)outstride; __m256i fact = _mm256_set1_epi32(2 * NewSqrt2); __m256i offset = _mm256_set1_epi32(1 << (NewSqrt2Bits - 1)); __m256i a_low; int num_iters = 16 * col_num; for (int i = 0; i < num_iters; i++) { a_low = _mm256_mullo_epi32(in[i], fact); a_low = _mm256_add_epi32(a_low, offset); out[i] = _mm256_srai_epi32(a_low, NewSqrt2Bits); } } static const transform_1d_avx2 col_highbd_txfm8x16_arr[TX_TYPES] = { fdct16_avx2, // DCT_DCT fadst16_avx2, // ADST_DCT fdct16_avx2, // DCT_ADST fadst16_avx2, // ADST_ADST fadst16_avx2, // FLIPADST_DCT fdct16_avx2, // DCT_FLIPADST fadst16_avx2, // FLIPADST_FLIPADST fadst16_avx2, // ADST_FLIPADST fadst16_avx2, // FLIPADST_ADST idtx16_avx2, // IDTX fdct16_avx2, // V_DCT idtx16_avx2, // H_DCT fadst16_avx2, // V_ADST idtx16_avx2, // H_ADST fadst16_avx2, // V_FLIPADST idtx16_avx2 // H_FLIPADST }; static const transform_1d_avx2 row_highbd_txfm8x8_arr[TX_TYPES] = { fdct8_avx2, // DCT_DCT fdct8_avx2, // ADST_DCT fadst8_avx2, // DCT_ADST fadst8_avx2, // ADST_ADST fdct8_avx2, // FLIPADST_DCT fadst8_avx2, // DCT_FLIPADST fadst8_avx2, // FLIPADST_FLIPADST fadst8_avx2, // ADST_FLIPADST fadst8_avx2, // FLIPADST_ADST idtx8_avx2, // IDTX idtx8_avx2, // V_DCT fdct8_avx2, // H_DCT idtx8_avx2, // V_ADST fadst8_avx2, // H_ADST idtx8_avx2, // V_FLIPADST fadst8_avx2 // H_FLIPADST }; void av1_fwd_txfm2d_8x16_avx2(const int16_t *input, int32_t *coeff, int stride, TX_TYPE tx_type, int bd) { __m256i in[16], out[16]; const int8_t *shift = av1_fwd_txfm_shift_ls[TX_8X16]; const int txw_idx = get_txw_idx(TX_8X16); const int txh_idx = get_txh_idx(TX_8X16); const transform_1d_avx2 col_txfm = col_highbd_txfm8x16_arr[tx_type]; const transform_1d_avx2 row_txfm = row_highbd_txfm8x8_arr[tx_type]; const int8_t bit = av1_fwd_cos_bit_col[txw_idx][txh_idx]; int ud_flip, lr_flip; get_flip_cfg(tx_type, &ud_flip, &lr_flip); load_buffer_8x16_avx2(input, in, stride, ud_flip, lr_flip, shift[0]); col_txfm(in, out, bit, 1, 1); col_txfm_8x8_rounding(out, -shift[1]); col_txfm_8x8_rounding(&out[8], -shift[1]); fwd_txfm_transpose_8x8_avx2(out, in, 1, 2); fwd_txfm_transpose_8x8_avx2(&out[8], &in[1], 1, 2); row_txfm(in, out, bit, 2, 2); round_shift_rect_array_32_avx2(out, in, 16, -shift[2], NewSqrt2); store_buffer_avx2(in, coeff, 8, 16); (void)bd; } static const transform_1d_avx2 col_highbd_txfm8x8_arr[TX_TYPES] = { fdct8_avx2, // DCT_DCT fadst8_avx2, // ADST_DCT fdct8_avx2, // DCT_ADST fadst8_avx2, // ADST_ADST fadst8_avx2, // FLIPADST_DCT fdct8_avx2, // DCT_FLIPADST fadst8_avx2, // FLIPADST_FLIPADST fadst8_avx2, // ADST_FLIPADST fadst8_avx2, // FLIPADST_ADST idtx8_avx2, // IDTX fdct8_avx2, // V_DCT idtx8_avx2, // H_DCT fadst8_avx2, // V_ADST idtx8_avx2, // H_ADST fadst8_avx2, // V_FLIPADST idtx8_avx2 // H_FLIPADST }; static const transform_1d_avx2 row_highbd_txfm8x16_arr[TX_TYPES] = { fdct16_avx2, // DCT_DCT fdct16_avx2, // ADST_DCT fadst16_avx2, // DCT_ADST fadst16_avx2, // ADST_ADST fdct16_avx2, // FLIPADST_DCT fadst16_avx2, // DCT_FLIPADST fadst16_avx2, // FLIPADST_FLIPADST fadst16_avx2, // ADST_FLIPADST fadst16_avx2, // FLIPADST_ADST idtx16_avx2, // IDTX idtx16_avx2, // V_DCT fdct16_avx2, // H_DCT idtx16_avx2, // V_ADST fadst16_avx2, // H_ADST idtx16_avx2, // V_FLIPADST fadst16_avx2 // H_FLIPADST }; void av1_fwd_txfm2d_16x8_avx2(const int16_t *input, int32_t *coeff, int stride, TX_TYPE tx_type, int bd) { __m256i in[16], out[16]; const int8_t *shift = av1_fwd_txfm_shift_ls[TX_16X8]; const int txw_idx = get_txw_idx(TX_16X8); const int txh_idx = get_txh_idx(TX_16X8); const transform_1d_avx2 col_txfm = col_highbd_txfm8x8_arr[tx_type]; const transform_1d_avx2 row_txfm = row_highbd_txfm8x16_arr[tx_type]; const int8_t bit = av1_fwd_cos_bit_col[txw_idx][txh_idx]; int ud_flip, lr_flip; get_flip_cfg(tx_type, &ud_flip, &lr_flip); load_buffer_16xn_avx2(input, in, stride, 8, 2, ud_flip, lr_flip); round_shift_32_8xn_avx2(in, 16, shift[0], 1); col_txfm(in, out, bit, 2, 2); round_shift_32_8xn_avx2(out, 16, shift[1], 1); fwd_txfm_transpose_8x8_avx2(out, in, 2, 1); fwd_txfm_transpose_8x8_avx2(&out[1], &in[8], 2, 1); row_txfm(in, out, bit, 1, 1); round_shift_rect_array_32_avx2(out, out, 16, -shift[2], NewSqrt2); store_buffer_avx2(out, coeff, 8, 16); (void)bd; } void av1_fwd_txfm2d_16x16_avx2(const int16_t *input, int32_t *coeff, int stride, TX_TYPE tx_type, int bd) { __m256i in[32], out[32]; const TX_SIZE tx_size = TX_16X16; const int8_t *shift = av1_fwd_txfm_shift_ls[tx_size]; const int txw_idx = get_txw_idx(tx_size); const int txh_idx = get_txh_idx(tx_size); const int width = tx_size_wide[tx_size]; const int height = tx_size_high[tx_size]; const int width_div8 = (width >> 3); const int width_div16 = (width >> 4); const int size = (height << 1); switch (tx_type) { case DCT_DCT: load_buffer_16xn_avx2(input, in, stride, height, width_div8, 0, 0); round_shift_32_8xn_avx2(in, size, shift[0], width_div16); fdct16_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); round_shift_32_8xn_avx2(out, size, shift[1], width_div16); fwd_txfm_transpose_16x16_avx2(out, in); fdct16_avx2(in, out, av1_fwd_cos_bit_row[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 32); break; case ADST_DCT: load_buffer_16xn_avx2(input, in, stride, height, width_div8, 0, 0); round_shift_32_8xn_avx2(in, size, shift[0], width_div16); fadst16_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); round_shift_32_8xn_avx2(out, size, shift[1], width_div16); fwd_txfm_transpose_16x16_avx2(out, in); fdct16_avx2(in, out, av1_fwd_cos_bit_row[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 32); break; case DCT_ADST: load_buffer_16xn_avx2(input, in, stride, height, width_div8, 0, 0); round_shift_32_8xn_avx2(in, size, shift[0], width_div16); fdct16_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); round_shift_32_8xn_avx2(out, size, shift[1], width_div16); fwd_txfm_transpose_16x16_avx2(out, in); fadst16_avx2(in, out, av1_fwd_cos_bit_row[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 32); break; case ADST_ADST: load_buffer_16xn_avx2(input, in, stride, height, width_div8, 0, 0); round_shift_32_8xn_avx2(in, size, shift[0], width_div16); fadst16_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); round_shift_32_8xn_avx2(out, size, shift[1], width_div16); fwd_txfm_transpose_16x16_avx2(out, in); fadst16_avx2(in, out, av1_fwd_cos_bit_row[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 32); break; case FLIPADST_DCT: load_buffer_16xn_avx2(input, in, stride, height, width_div8, 1, 0); round_shift_32_8xn_avx2(in, size, shift[0], width_div16); fadst16_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); round_shift_32_8xn_avx2(out, size, shift[1], width_div16); fwd_txfm_transpose_16x16_avx2(out, in); fdct16_avx2(in, out, av1_fwd_cos_bit_row[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 32); break; case DCT_FLIPADST: load_buffer_16xn_avx2(input, in, stride, height, width_div8, 0, 1); round_shift_32_8xn_avx2(in, size, shift[0], width_div16); fdct16_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); round_shift_32_8xn_avx2(out, size, shift[1], width_div16); fwd_txfm_transpose_16x16_avx2(out, in); fadst16_avx2(in, out, av1_fwd_cos_bit_row[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 32); break; case FLIPADST_FLIPADST: load_buffer_16xn_avx2(input, in, stride, height, width_div8, 1, 1); round_shift_32_8xn_avx2(in, size, shift[0], width_div16); fadst16_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); round_shift_32_8xn_avx2(out, size, shift[1], width_div16); fwd_txfm_transpose_16x16_avx2(out, in); fadst16_avx2(in, out, av1_fwd_cos_bit_row[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 32); break; case ADST_FLIPADST: load_buffer_16xn_avx2(input, in, stride, height, width_div8, 0, 1); round_shift_32_8xn_avx2(in, size, shift[0], width_div16); fadst16_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); round_shift_32_8xn_avx2(out, size, shift[1], width_div16); fwd_txfm_transpose_16x16_avx2(out, in); fadst16_avx2(in, out, av1_fwd_cos_bit_row[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 32); break; case FLIPADST_ADST: load_buffer_16xn_avx2(input, in, stride, height, width_div8, 1, 0); round_shift_32_8xn_avx2(in, size, shift[0], width_div16); fadst16_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); round_shift_32_8xn_avx2(out, size, shift[1], width_div16); fwd_txfm_transpose_16x16_avx2(out, in); fadst16_avx2(in, out, av1_fwd_cos_bit_row[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 32); break; case IDTX: load_buffer_16xn_avx2(input, in, stride, height, width_div8, 0, 0); round_shift_32_8xn_avx2(in, size, shift[0], width_div16); idtx16_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); round_shift_32_8xn_avx2(out, size, shift[1], width_div16); fwd_txfm_transpose_16x16_avx2(out, in); idtx16_avx2(in, out, av1_fwd_cos_bit_row[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 32); break; case V_DCT: load_buffer_16xn_avx2(input, in, stride, height, width_div8, 0, 0); round_shift_32_8xn_avx2(in, size, shift[0], width_div16); fdct16_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); round_shift_32_8xn_avx2(out, size, shift[1], width_div16); fwd_txfm_transpose_16x16_avx2(out, in); idtx16_avx2(in, out, av1_fwd_cos_bit_row[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 32); break; case H_DCT: load_buffer_16xn_avx2(input, in, stride, height, width_div8, 0, 0); round_shift_32_8xn_avx2(in, size, shift[0], width_div16); idtx16_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); round_shift_32_8xn_avx2(out, size, shift[1], width_div16); fwd_txfm_transpose_16x16_avx2(out, in); fdct16_avx2(in, out, av1_fwd_cos_bit_row[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 32); break; case V_ADST: load_buffer_16xn_avx2(input, in, stride, height, width_div8, 0, 0); round_shift_32_8xn_avx2(in, size, shift[0], width_div16); fadst16_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); round_shift_32_8xn_avx2(out, size, shift[1], width_div16); fwd_txfm_transpose_16x16_avx2(out, in); idtx16_avx2(in, out, av1_fwd_cos_bit_row[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 32); break; case H_ADST: load_buffer_16xn_avx2(input, in, stride, height, width_div8, 0, 0); round_shift_32_8xn_avx2(in, size, shift[0], width_div16); idtx16_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); round_shift_32_8xn_avx2(out, size, shift[1], width_div16); fwd_txfm_transpose_16x16_avx2(out, in); fadst16_avx2(in, out, av1_fwd_cos_bit_row[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 32); break; case V_FLIPADST: load_buffer_16xn_avx2(input, in, stride, height, width_div8, 1, 0); round_shift_32_8xn_avx2(in, size, shift[0], width_div16); fadst16_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); round_shift_32_8xn_avx2(out, size, shift[1], width_div16); fwd_txfm_transpose_16x16_avx2(out, in); idtx16_avx2(in, out, av1_fwd_cos_bit_row[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 32); break; case H_FLIPADST: load_buffer_16xn_avx2(input, in, stride, height, width_div8, 0, 1); round_shift_32_8xn_avx2(in, size, shift[0], width_div16); idtx16_avx2(in, out, av1_fwd_cos_bit_col[txw_idx][txh_idx], width_div8, width_div8); round_shift_32_8xn_avx2(out, size, shift[1], width_div16); fwd_txfm_transpose_16x16_avx2(out, in); fadst16_avx2(in, out, av1_fwd_cos_bit_row[txw_idx][txh_idx], width_div8, width_div8); store_buffer_avx2(out, coeff, 8, 32); break; default: assert(0); } (void)bd; } static inline void fdct32_avx2(__m256i *input, __m256i *output, const int8_t cos_bit, const int instride, const int outstride) { __m256i buf0[32]; __m256i buf1[32]; const int32_t *cospi; int startidx = 0 * instride; int endidx = 31 * instride; // stage 0 // stage 1 buf1[0] = _mm256_add_epi32(input[startidx], input[endidx]); buf1[31] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; buf1[1] = _mm256_add_epi32(input[startidx], input[endidx]); buf1[30] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; buf1[2] = _mm256_add_epi32(input[startidx], input[endidx]); buf1[29] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; buf1[3] = _mm256_add_epi32(input[startidx], input[endidx]); buf1[28] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; buf1[4] = _mm256_add_epi32(input[startidx], input[endidx]); buf1[27] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; buf1[5] = _mm256_add_epi32(input[startidx], input[endidx]); buf1[26] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; buf1[6] = _mm256_add_epi32(input[startidx], input[endidx]); buf1[25] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; buf1[7] = _mm256_add_epi32(input[startidx], input[endidx]); buf1[24] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; buf1[8] = _mm256_add_epi32(input[startidx], input[endidx]); buf1[23] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; buf1[9] = _mm256_add_epi32(input[startidx], input[endidx]); buf1[22] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; buf1[10] = _mm256_add_epi32(input[startidx], input[endidx]); buf1[21] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; buf1[11] = _mm256_add_epi32(input[startidx], input[endidx]); buf1[20] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; buf1[12] = _mm256_add_epi32(input[startidx], input[endidx]); buf1[19] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; buf1[13] = _mm256_add_epi32(input[startidx], input[endidx]); buf1[18] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; buf1[14] = _mm256_add_epi32(input[startidx], input[endidx]); buf1[17] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; buf1[15] = _mm256_add_epi32(input[startidx], input[endidx]); buf1[16] = _mm256_sub_epi32(input[startidx], input[endidx]); // stage 2 cospi = cospi_arr(cos_bit); buf0[0] = _mm256_add_epi32(buf1[0], buf1[15]); buf0[15] = _mm256_sub_epi32(buf1[0], buf1[15]); buf0[1] = _mm256_add_epi32(buf1[1], buf1[14]); buf0[14] = _mm256_sub_epi32(buf1[1], buf1[14]); buf0[2] = _mm256_add_epi32(buf1[2], buf1[13]); buf0[13] = _mm256_sub_epi32(buf1[2], buf1[13]); buf0[3] = _mm256_add_epi32(buf1[3], buf1[12]); buf0[12] = _mm256_sub_epi32(buf1[3], buf1[12]); buf0[4] = _mm256_add_epi32(buf1[4], buf1[11]); buf0[11] = _mm256_sub_epi32(buf1[4], buf1[11]); buf0[5] = _mm256_add_epi32(buf1[5], buf1[10]); buf0[10] = _mm256_sub_epi32(buf1[5], buf1[10]); buf0[6] = _mm256_add_epi32(buf1[6], buf1[9]); buf0[9] = _mm256_sub_epi32(buf1[6], buf1[9]); buf0[7] = _mm256_add_epi32(buf1[7], buf1[8]); buf0[8] = _mm256_sub_epi32(buf1[7], buf1[8]); buf0[16] = buf1[16]; buf0[17] = buf1[17]; buf0[18] = buf1[18]; buf0[19] = buf1[19]; btf_32_avx2_type0(-cospi[32], cospi[32], buf1[20], buf1[27], buf0[20], buf0[27], cos_bit); btf_32_avx2_type0(-cospi[32], cospi[32], buf1[21], buf1[26], buf0[21], buf0[26], cos_bit); btf_32_avx2_type0(-cospi[32], cospi[32], buf1[22], buf1[25], buf0[22], buf0[25], cos_bit); btf_32_avx2_type0(-cospi[32], cospi[32], buf1[23], buf1[24], buf0[23], buf0[24], cos_bit); buf0[28] = buf1[28]; buf0[29] = buf1[29]; buf0[30] = buf1[30]; buf0[31] = buf1[31]; // stage 3 cospi = cospi_arr(cos_bit); buf1[0] = _mm256_add_epi32(buf0[0], buf0[7]); buf1[7] = _mm256_sub_epi32(buf0[0], buf0[7]); buf1[1] = _mm256_add_epi32(buf0[1], buf0[6]); buf1[6] = _mm256_sub_epi32(buf0[1], buf0[6]); buf1[2] = _mm256_add_epi32(buf0[2], buf0[5]); buf1[5] = _mm256_sub_epi32(buf0[2], buf0[5]); buf1[3] = _mm256_add_epi32(buf0[3], buf0[4]); buf1[4] = _mm256_sub_epi32(buf0[3], buf0[4]); buf1[8] = buf0[8]; buf1[9] = buf0[9]; btf_32_avx2_type0(-cospi[32], cospi[32], buf0[10], buf0[13], buf1[10], buf1[13], cos_bit); btf_32_avx2_type0(-cospi[32], cospi[32], buf0[11], buf0[12], buf1[11], buf1[12], cos_bit); buf1[14] = buf0[14]; buf1[15] = buf0[15]; buf1[16] = _mm256_add_epi32(buf0[16], buf0[23]); buf1[23] = _mm256_sub_epi32(buf0[16], buf0[23]); buf1[17] = _mm256_add_epi32(buf0[17], buf0[22]); buf1[22] = _mm256_sub_epi32(buf0[17], buf0[22]); buf1[18] = _mm256_add_epi32(buf0[18], buf0[21]); buf1[21] = _mm256_sub_epi32(buf0[18], buf0[21]); buf1[19] = _mm256_add_epi32(buf0[19], buf0[20]); buf1[20] = _mm256_sub_epi32(buf0[19], buf0[20]); buf1[24] = _mm256_sub_epi32(buf0[31], buf0[24]); buf1[31] = _mm256_add_epi32(buf0[31], buf0[24]); buf1[25] = _mm256_sub_epi32(buf0[30], buf0[25]); buf1[30] = _mm256_add_epi32(buf0[30], buf0[25]); buf1[26] = _mm256_sub_epi32(buf0[29], buf0[26]); buf1[29] = _mm256_add_epi32(buf0[29], buf0[26]); buf1[27] = _mm256_sub_epi32(buf0[28], buf0[27]); buf1[28] = _mm256_add_epi32(buf0[28], buf0[27]); // stage 4 cospi = cospi_arr(cos_bit); buf0[0] = _mm256_add_epi32(buf1[0], buf1[3]); buf0[3] = _mm256_sub_epi32(buf1[0], buf1[3]); buf0[1] = _mm256_add_epi32(buf1[1], buf1[2]); buf0[2] = _mm256_sub_epi32(buf1[1], buf1[2]); buf0[4] = buf1[4]; btf_32_avx2_type0(-cospi[32], cospi[32], buf1[5], buf1[6], buf0[5], buf0[6], cos_bit); buf0[7] = buf1[7]; buf0[8] = _mm256_add_epi32(buf1[8], buf1[11]); buf0[11] = _mm256_sub_epi32(buf1[8], buf1[11]); buf0[9] = _mm256_add_epi32(buf1[9], buf1[10]); buf0[10] = _mm256_sub_epi32(buf1[9], buf1[10]); buf0[12] = _mm256_sub_epi32(buf1[15], buf1[12]); buf0[15] = _mm256_add_epi32(buf1[15], buf1[12]); buf0[13] = _mm256_sub_epi32(buf1[14], buf1[13]); buf0[14] = _mm256_add_epi32(buf1[14], buf1[13]); buf0[16] = buf1[16]; buf0[17] = buf1[17]; btf_32_avx2_type0(-cospi[16], cospi[48], buf1[18], buf1[29], buf0[18], buf0[29], cos_bit); btf_32_avx2_type0(-cospi[16], cospi[48], buf1[19], buf1[28], buf0[19], buf0[28], cos_bit); btf_32_avx2_type0(-cospi[48], -cospi[16], buf1[20], buf1[27], buf0[20], buf0[27], cos_bit); btf_32_avx2_type0(-cospi[48], -cospi[16], buf1[21], buf1[26], buf0[21], buf0[26], cos_bit); buf0[22] = buf1[22]; buf0[23] = buf1[23]; buf0[24] = buf1[24]; buf0[25] = buf1[25]; buf0[30] = buf1[30]; buf0[31] = buf1[31]; // stage 5 cospi = cospi_arr(cos_bit); btf_32_avx2_type0(cospi[32], cospi[32], buf0[0], buf0[1], buf1[0], buf1[1], cos_bit); btf_32_avx2_type0(cospi[16], cospi[48], buf0[3], buf0[2], buf1[2], buf1[3], cos_bit); buf1[4] = _mm256_add_epi32(buf0[4], buf0[5]); buf1[5] = _mm256_sub_epi32(buf0[4], buf0[5]); buf1[6] = _mm256_sub_epi32(buf0[7], buf0[6]); buf1[7] = _mm256_add_epi32(buf0[7], buf0[6]); buf1[8] = buf0[8]; btf_32_avx2_type0(-cospi[16], cospi[48], buf0[9], buf0[14], buf1[9], buf1[14], cos_bit); btf_32_avx2_type0(-cospi[48], -cospi[16], buf0[10], buf0[13], buf1[10], buf1[13], cos_bit); buf1[11] = buf0[11]; buf1[12] = buf0[12]; buf1[15] = buf0[15]; buf1[16] = _mm256_add_epi32(buf0[16], buf0[19]); buf1[19] = _mm256_sub_epi32(buf0[16], buf0[19]); buf1[17] = _mm256_add_epi32(buf0[17], buf0[18]); buf1[18] = _mm256_sub_epi32(buf0[17], buf0[18]); buf1[20] = _mm256_sub_epi32(buf0[23], buf0[20]); buf1[23] = _mm256_add_epi32(buf0[23], buf0[20]); buf1[21] = _mm256_sub_epi32(buf0[22], buf0[21]); buf1[22] = _mm256_add_epi32(buf0[22], buf0[21]); buf1[24] = _mm256_add_epi32(buf0[24], buf0[27]); buf1[27] = _mm256_sub_epi32(buf0[24], buf0[27]); buf1[25] = _mm256_add_epi32(buf0[25], buf0[26]); buf1[26] = _mm256_sub_epi32(buf0[25], buf0[26]); buf1[28] = _mm256_sub_epi32(buf0[31], buf0[28]); buf1[31] = _mm256_add_epi32(buf0[31], buf0[28]); buf1[29] = _mm256_sub_epi32(buf0[30], buf0[29]); buf1[30] = _mm256_add_epi32(buf0[30], buf0[29]); // stage 6 cospi = cospi_arr(cos_bit); buf0[0] = buf1[0]; buf0[1] = buf1[1]; buf0[2] = buf1[2]; buf0[3] = buf1[3]; btf_32_avx2_type0(cospi[8], cospi[56], buf1[7], buf1[4], buf0[4], buf0[7], cos_bit); btf_32_avx2_type0(cospi[40], cospi[24], buf1[6], buf1[5], buf0[5], buf0[6], cos_bit); buf0[8] = _mm256_add_epi32(buf1[8], buf1[9]); buf0[9] = _mm256_sub_epi32(buf1[8], buf1[9]); buf0[10] = _mm256_sub_epi32(buf1[11], buf1[10]); buf0[11] = _mm256_add_epi32(buf1[11], buf1[10]); buf0[12] = _mm256_add_epi32(buf1[12], buf1[13]); buf0[13] = _mm256_sub_epi32(buf1[12], buf1[13]); buf0[14] = _mm256_sub_epi32(buf1[15], buf1[14]); buf0[15] = _mm256_add_epi32(buf1[15], buf1[14]); buf0[16] = buf1[16]; btf_32_avx2_type0(-cospi[8], cospi[56], buf1[17], buf1[30], buf0[17], buf0[30], cos_bit); btf_32_avx2_type0(-cospi[56], -cospi[8], buf1[18], buf1[29], buf0[18], buf0[29], cos_bit); buf0[19] = buf1[19]; buf0[20] = buf1[20]; btf_32_avx2_type0(-cospi[40], cospi[24], buf1[21], buf1[26], buf0[21], buf0[26], cos_bit); btf_32_avx2_type0(-cospi[24], -cospi[40], buf1[22], buf1[25], buf0[22], buf0[25], cos_bit); buf0[23] = buf1[23]; buf0[24] = buf1[24]; buf0[27] = buf1[27]; buf0[28] = buf1[28]; buf0[31] = buf1[31]; // stage 7 cospi = cospi_arr(cos_bit); buf1[0] = buf0[0]; buf1[1] = buf0[1]; buf1[2] = buf0[2]; buf1[3] = buf0[3]; buf1[4] = buf0[4]; buf1[5] = buf0[5]; buf1[6] = buf0[6]; buf1[7] = buf0[7]; btf_32_avx2_type0(cospi[4], cospi[60], buf0[15], buf0[8], buf1[8], buf1[15], cos_bit); btf_32_avx2_type0(cospi[36], cospi[28], buf0[14], buf0[9], buf1[9], buf1[14], cos_bit); btf_32_avx2_type0(cospi[20], cospi[44], buf0[13], buf0[10], buf1[10], buf1[13], cos_bit); btf_32_avx2_type0(cospi[52], cospi[12], buf0[12], buf0[11], buf1[11], buf1[12], cos_bit); buf1[16] = _mm256_add_epi32(buf0[16], buf0[17]); buf1[17] = _mm256_sub_epi32(buf0[16], buf0[17]); buf1[18] = _mm256_sub_epi32(buf0[19], buf0[18]); buf1[19] = _mm256_add_epi32(buf0[19], buf0[18]); buf1[20] = _mm256_add_epi32(buf0[20], buf0[21]); buf1[21] = _mm256_sub_epi32(buf0[20], buf0[21]); buf1[22] = _mm256_sub_epi32(buf0[23], buf0[22]); buf1[23] = _mm256_add_epi32(buf0[23], buf0[22]); buf1[24] = _mm256_add_epi32(buf0[24], buf0[25]); buf1[25] = _mm256_sub_epi32(buf0[24], buf0[25]); buf1[26] = _mm256_sub_epi32(buf0[27], buf0[26]); buf1[27] = _mm256_add_epi32(buf0[27], buf0[26]); buf1[28] = _mm256_add_epi32(buf0[28], buf0[29]); buf1[29] = _mm256_sub_epi32(buf0[28], buf0[29]); buf1[30] = _mm256_sub_epi32(buf0[31], buf0[30]); buf1[31] = _mm256_add_epi32(buf0[31], buf0[30]); // stage 8 cospi = cospi_arr(cos_bit); buf0[0] = buf1[0]; buf0[1] = buf1[1]; buf0[2] = buf1[2]; buf0[3] = buf1[3]; buf0[4] = buf1[4]; buf0[5] = buf1[5]; buf0[6] = buf1[6]; buf0[7] = buf1[7]; buf0[8] = buf1[8]; buf0[9] = buf1[9]; buf0[10] = buf1[10]; buf0[11] = buf1[11]; buf0[12] = buf1[12]; buf0[13] = buf1[13]; buf0[14] = buf1[14]; buf0[15] = buf1[15]; btf_32_avx2_type0(cospi[2], cospi[62], buf1[31], buf1[16], buf0[16], buf0[31], cos_bit); btf_32_avx2_type0(cospi[34], cospi[30], buf1[30], buf1[17], buf0[17], buf0[30], cos_bit); btf_32_avx2_type0(cospi[18], cospi[46], buf1[29], buf1[18], buf0[18], buf0[29], cos_bit); btf_32_avx2_type0(cospi[50], cospi[14], buf1[28], buf1[19], buf0[19], buf0[28], cos_bit); btf_32_avx2_type0(cospi[10], cospi[54], buf1[27], buf1[20], buf0[20], buf0[27], cos_bit); btf_32_avx2_type0(cospi[42], cospi[22], buf1[26], buf1[21], buf0[21], buf0[26], cos_bit); btf_32_avx2_type0(cospi[26], cospi[38], buf1[25], buf1[22], buf0[22], buf0[25], cos_bit); btf_32_avx2_type0(cospi[58], cospi[6], buf1[24], buf1[23], buf0[23], buf0[24], cos_bit); startidx = 0 * outstride; endidx = 31 * outstride; // stage 9 output[startidx] = buf0[0]; output[endidx] = buf0[31]; startidx += outstride; endidx -= outstride; output[startidx] = buf0[16]; output[endidx] = buf0[15]; startidx += outstride; endidx -= outstride; output[startidx] = buf0[8]; output[endidx] = buf0[23]; startidx += outstride; endidx -= outstride; output[startidx] = buf0[24]; output[endidx] = buf0[7]; startidx += outstride; endidx -= outstride; output[startidx] = buf0[4]; output[endidx] = buf0[27]; startidx += outstride; endidx -= outstride; output[startidx] = buf0[20]; output[endidx] = buf0[11]; startidx += outstride; endidx -= outstride; output[startidx] = buf0[12]; output[endidx] = buf0[19]; startidx += outstride; endidx -= outstride; output[startidx] = buf0[28]; output[endidx] = buf0[3]; startidx += outstride; endidx -= outstride; output[startidx] = buf0[2]; output[endidx] = buf0[29]; startidx += outstride; endidx -= outstride; output[startidx] = buf0[18]; output[endidx] = buf0[13]; startidx += outstride; endidx -= outstride; output[startidx] = buf0[10]; output[endidx] = buf0[21]; startidx += outstride; endidx -= outstride; output[startidx] = buf0[26]; output[endidx] = buf0[5]; startidx += outstride; endidx -= outstride; output[startidx] = buf0[6]; output[endidx] = buf0[25]; startidx += outstride; endidx -= outstride; output[startidx] = buf0[22]; output[endidx] = buf0[9]; startidx += outstride; endidx -= outstride; output[startidx] = buf0[14]; output[endidx] = buf0[17]; startidx += outstride; endidx -= outstride; output[startidx] = buf0[30]; output[endidx] = buf0[1]; } static inline void idtx32x32_avx2(__m256i *input, __m256i *output, const int8_t cos_bit, int instride, int outstride) { (void)cos_bit; for (int i = 0; i < 32; i += 8) { output[i * outstride] = _mm256_slli_epi32(input[i * instride], 2); output[(i + 1) * outstride] = _mm256_slli_epi32(input[(i + 1) * instride], 2); output[(i + 2) * outstride] = _mm256_slli_epi32(input[(i + 2) * instride], 2); output[(i + 3) * outstride] = _mm256_slli_epi32(input[(i + 3) * instride], 2); output[(i + 4) * outstride] = _mm256_slli_epi32(input[(i + 4) * instride], 2); output[(i + 5) * outstride] = _mm256_slli_epi32(input[(i + 5) * instride], 2); output[(i + 6) * outstride] = _mm256_slli_epi32(input[(i + 6) * instride], 2); output[(i + 7) * outstride] = _mm256_slli_epi32(input[(i + 7) * instride], 2); } } static const transform_1d_avx2 col_txfm8x32_arr[TX_TYPES] = { fdct32_avx2, // DCT_DCT NULL, // ADST_DCT NULL, // DCT_ADST NULL, // ADST_ADST NULL, // FLIPADST_DCT NULL, // DCT_FLIPADST NULL, // FLIPADST_FLIPADST NULL, // ADST_FLIPADST NULL, // FLIPADST_ADST idtx32x32_avx2, // IDTX NULL, // V_DCT NULL, // H_DCT NULL, // V_ADST NULL, // H_ADST NULL, // V_FLIPADST NULL // H_FLIPADST }; static const transform_1d_avx2 row_txfm8x32_arr[TX_TYPES] = { fdct32_avx2, // DCT_DCT NULL, // ADST_DCT NULL, // DCT_ADST NULL, // ADST_ADST NULL, // FLIPADST_DCT NULL, // DCT_FLIPADST NULL, // FLIPADST_FLIPADST NULL, // ADST_FLIPADST NULL, // FLIPADST_ADST idtx32x32_avx2, // IDTX NULL, // V_DCT NULL, // H_DCT NULL, // V_ADST NULL, // H_ADST NULL, // V_FLIPADST NULL // H_FLIPADST }; void av1_fwd_txfm2d_32x32_avx2(const int16_t *input, int32_t *output, int stride, TX_TYPE tx_type, int bd) { (void)bd; __m256i buf0[128], buf1[128]; const int tx_size = TX_32X32; const int8_t *shift = av1_fwd_txfm_shift_ls[tx_size]; const int txw_idx = get_txw_idx(tx_size); const int txh_idx = get_txh_idx(tx_size); const int cos_bit_col = av1_fwd_cos_bit_col[txw_idx][txh_idx]; const int cos_bit_row = av1_fwd_cos_bit_row[txw_idx][txh_idx]; const int width = tx_size_wide[tx_size]; const int height = tx_size_high[tx_size]; const transform_1d_avx2 col_txfm = col_txfm8x32_arr[tx_type]; const transform_1d_avx2 row_txfm = row_txfm8x32_arr[tx_type]; int r, c; const int width_div16 = (width >> 4); const int width_div8 = (width >> 3); for (int i = 0; i < width_div16; i++) { load_buffer_16xn_avx2(input + (i << 4), &buf0[(i << 1)], stride, height, width_div8, 0, 0); round_shift_32_8xn_avx2(&buf0[(i << 1)], height, shift[0], width_div8); round_shift_32_8xn_avx2(&buf0[(i << 1) + 1], height, shift[0], width_div8); col_txfm(&buf0[(i << 1)], &buf0[(i << 1)], cos_bit_col, width_div8, width_div8); col_txfm(&buf0[(i << 1) + 1], &buf0[(i << 1) + 1], cos_bit_col, width_div8, width_div8); round_shift_32_8xn_avx2(&buf0[(i << 1)], height, shift[1], width_div8); round_shift_32_8xn_avx2(&buf0[(i << 1) + 1], height, shift[1], width_div8); } for (r = 0; r < height; r += 8) { for (c = 0; c < width_div8; c++) { fwd_txfm_transpose_8x8_avx2(&buf0[r * width_div8 + c], &buf1[c * 8 * width_div8 + (r >> 3)], width_div8, width_div8); } } for (int i = 0; i < width_div16; i++) { row_txfm(&buf1[(i << 1)], &buf1[(i << 1)], cos_bit_row, width_div8, width_div8); row_txfm(&buf1[(i << 1) + 1], &buf1[(i << 1) + 1], cos_bit_row, width_div8, width_div8); round_shift_32_8xn_avx2(&buf1[(i << 1)], height, shift[2], width_div8); round_shift_32_8xn_avx2(&buf1[(i << 1) + 1], height, shift[2], width_div8); } store_buffer_avx2(buf1, output, 8, 128); } static inline void fdct64_stage2_avx2(__m256i *x1, __m256i *x2, __m256i *cospi_m32, __m256i *cospi_p32, const __m256i *__rounding, int8_t cos_bit) { x2[0] = _mm256_add_epi32(x1[0], x1[31]); x2[31] = _mm256_sub_epi32(x1[0], x1[31]); x2[1] = _mm256_add_epi32(x1[1], x1[30]); x2[30] = _mm256_sub_epi32(x1[1], x1[30]); x2[2] = _mm256_add_epi32(x1[2], x1[29]); x2[29] = _mm256_sub_epi32(x1[2], x1[29]); x2[3] = _mm256_add_epi32(x1[3], x1[28]); x2[28] = _mm256_sub_epi32(x1[3], x1[28]); x2[4] = _mm256_add_epi32(x1[4], x1[27]); x2[27] = _mm256_sub_epi32(x1[4], x1[27]); x2[5] = _mm256_add_epi32(x1[5], x1[26]); x2[26] = _mm256_sub_epi32(x1[5], x1[26]); x2[6] = _mm256_add_epi32(x1[6], x1[25]); x2[25] = _mm256_sub_epi32(x1[6], x1[25]); x2[7] = _mm256_add_epi32(x1[7], x1[24]); x2[24] = _mm256_sub_epi32(x1[7], x1[24]); x2[8] = _mm256_add_epi32(x1[8], x1[23]); x2[23] = _mm256_sub_epi32(x1[8], x1[23]); x2[9] = _mm256_add_epi32(x1[9], x1[22]); x2[22] = _mm256_sub_epi32(x1[9], x1[22]); x2[10] = _mm256_add_epi32(x1[10], x1[21]); x2[21] = _mm256_sub_epi32(x1[10], x1[21]); x2[11] = _mm256_add_epi32(x1[11], x1[20]); x2[20] = _mm256_sub_epi32(x1[11], x1[20]); x2[12] = _mm256_add_epi32(x1[12], x1[19]); x2[19] = _mm256_sub_epi32(x1[12], x1[19]); x2[13] = _mm256_add_epi32(x1[13], x1[18]); x2[18] = _mm256_sub_epi32(x1[13], x1[18]); x2[14] = _mm256_add_epi32(x1[14], x1[17]); x2[17] = _mm256_sub_epi32(x1[14], x1[17]); x2[15] = _mm256_add_epi32(x1[15], x1[16]); x2[16] = _mm256_sub_epi32(x1[15], x1[16]); x2[32] = x1[32]; x2[33] = x1[33]; x2[34] = x1[34]; x2[35] = x1[35]; x2[36] = x1[36]; x2[37] = x1[37]; x2[38] = x1[38]; x2[39] = x1[39]; btf_32_type0_avx2_new(*cospi_m32, *cospi_p32, x1[40], x1[55], x2[40], x2[55], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m32, *cospi_p32, x1[41], x1[54], x2[41], x2[54], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m32, *cospi_p32, x1[42], x1[53], x2[42], x2[53], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m32, *cospi_p32, x1[43], x1[52], x2[43], x2[52], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m32, *cospi_p32, x1[44], x1[51], x2[44], x2[51], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m32, *cospi_p32, x1[45], x1[50], x2[45], x2[50], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m32, *cospi_p32, x1[46], x1[49], x2[46], x2[49], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m32, *cospi_p32, x1[47], x1[48], x2[47], x2[48], *__rounding, cos_bit); x2[56] = x1[56]; x2[57] = x1[57]; x2[58] = x1[58]; x2[59] = x1[59]; x2[60] = x1[60]; x2[61] = x1[61]; x2[62] = x1[62]; x2[63] = x1[63]; } static inline void fdct64_stage3_avx2(__m256i *x2, __m256i *x3, __m256i *cospi_m32, __m256i *cospi_p32, const __m256i *__rounding, int8_t cos_bit) { x3[0] = _mm256_add_epi32(x2[0], x2[15]); x3[15] = _mm256_sub_epi32(x2[0], x2[15]); x3[1] = _mm256_add_epi32(x2[1], x2[14]); x3[14] = _mm256_sub_epi32(x2[1], x2[14]); x3[2] = _mm256_add_epi32(x2[2], x2[13]); x3[13] = _mm256_sub_epi32(x2[2], x2[13]); x3[3] = _mm256_add_epi32(x2[3], x2[12]); x3[12] = _mm256_sub_epi32(x2[3], x2[12]); x3[4] = _mm256_add_epi32(x2[4], x2[11]); x3[11] = _mm256_sub_epi32(x2[4], x2[11]); x3[5] = _mm256_add_epi32(x2[5], x2[10]); x3[10] = _mm256_sub_epi32(x2[5], x2[10]); x3[6] = _mm256_add_epi32(x2[6], x2[9]); x3[9] = _mm256_sub_epi32(x2[6], x2[9]); x3[7] = _mm256_add_epi32(x2[7], x2[8]); x3[8] = _mm256_sub_epi32(x2[7], x2[8]); x3[16] = x2[16]; x3[17] = x2[17]; x3[18] = x2[18]; x3[19] = x2[19]; btf_32_type0_avx2_new(*cospi_m32, *cospi_p32, x2[20], x2[27], x3[20], x3[27], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m32, *cospi_p32, x2[21], x2[26], x3[21], x3[26], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m32, *cospi_p32, x2[22], x2[25], x3[22], x3[25], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m32, *cospi_p32, x2[23], x2[24], x3[23], x3[24], *__rounding, cos_bit); x3[28] = x2[28]; x3[29] = x2[29]; x3[30] = x2[30]; x3[31] = x2[31]; x3[32] = _mm256_add_epi32(x2[32], x2[47]); x3[47] = _mm256_sub_epi32(x2[32], x2[47]); x3[33] = _mm256_add_epi32(x2[33], x2[46]); x3[46] = _mm256_sub_epi32(x2[33], x2[46]); x3[34] = _mm256_add_epi32(x2[34], x2[45]); x3[45] = _mm256_sub_epi32(x2[34], x2[45]); x3[35] = _mm256_add_epi32(x2[35], x2[44]); x3[44] = _mm256_sub_epi32(x2[35], x2[44]); x3[36] = _mm256_add_epi32(x2[36], x2[43]); x3[43] = _mm256_sub_epi32(x2[36], x2[43]); x3[37] = _mm256_add_epi32(x2[37], x2[42]); x3[42] = _mm256_sub_epi32(x2[37], x2[42]); x3[38] = _mm256_add_epi32(x2[38], x2[41]); x3[41] = _mm256_sub_epi32(x2[38], x2[41]); x3[39] = _mm256_add_epi32(x2[39], x2[40]); x3[40] = _mm256_sub_epi32(x2[39], x2[40]); x3[48] = _mm256_sub_epi32(x2[63], x2[48]); x3[63] = _mm256_add_epi32(x2[63], x2[48]); x3[49] = _mm256_sub_epi32(x2[62], x2[49]); x3[62] = _mm256_add_epi32(x2[62], x2[49]); x3[50] = _mm256_sub_epi32(x2[61], x2[50]); x3[61] = _mm256_add_epi32(x2[61], x2[50]); x3[51] = _mm256_sub_epi32(x2[60], x2[51]); x3[60] = _mm256_add_epi32(x2[60], x2[51]); x3[52] = _mm256_sub_epi32(x2[59], x2[52]); x3[59] = _mm256_add_epi32(x2[59], x2[52]); x3[53] = _mm256_sub_epi32(x2[58], x2[53]); x3[58] = _mm256_add_epi32(x2[58], x2[53]); x3[54] = _mm256_sub_epi32(x2[57], x2[54]); x3[57] = _mm256_add_epi32(x2[57], x2[54]); x3[55] = _mm256_sub_epi32(x2[56], x2[55]); x3[56] = _mm256_add_epi32(x2[56], x2[55]); } static inline void fdct64_stage4_avx2(__m256i *x3, __m256i *x4, __m256i *cospi_m32, __m256i *cospi_p32, __m256i *cospi_m16, __m256i *cospi_p48, __m256i *cospi_m48, const __m256i *__rounding, int8_t cos_bit) { x4[0] = _mm256_add_epi32(x3[0], x3[7]); x4[7] = _mm256_sub_epi32(x3[0], x3[7]); x4[1] = _mm256_add_epi32(x3[1], x3[6]); x4[6] = _mm256_sub_epi32(x3[1], x3[6]); x4[2] = _mm256_add_epi32(x3[2], x3[5]); x4[5] = _mm256_sub_epi32(x3[2], x3[5]); x4[3] = _mm256_add_epi32(x3[3], x3[4]); x4[4] = _mm256_sub_epi32(x3[3], x3[4]); x4[8] = x3[8]; x4[9] = x3[9]; btf_32_type0_avx2_new(*cospi_m32, *cospi_p32, x3[10], x3[13], x4[10], x4[13], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m32, *cospi_p32, x3[11], x3[12], x4[11], x4[12], *__rounding, cos_bit); x4[14] = x3[14]; x4[15] = x3[15]; x4[16] = _mm256_add_epi32(x3[16], x3[23]); x4[23] = _mm256_sub_epi32(x3[16], x3[23]); x4[17] = _mm256_add_epi32(x3[17], x3[22]); x4[22] = _mm256_sub_epi32(x3[17], x3[22]); x4[18] = _mm256_add_epi32(x3[18], x3[21]); x4[21] = _mm256_sub_epi32(x3[18], x3[21]); x4[19] = _mm256_add_epi32(x3[19], x3[20]); x4[20] = _mm256_sub_epi32(x3[19], x3[20]); x4[24] = _mm256_sub_epi32(x3[31], x3[24]); x4[31] = _mm256_add_epi32(x3[31], x3[24]); x4[25] = _mm256_sub_epi32(x3[30], x3[25]); x4[30] = _mm256_add_epi32(x3[30], x3[25]); x4[26] = _mm256_sub_epi32(x3[29], x3[26]); x4[29] = _mm256_add_epi32(x3[29], x3[26]); x4[27] = _mm256_sub_epi32(x3[28], x3[27]); x4[28] = _mm256_add_epi32(x3[28], x3[27]); x4[32] = x3[32]; x4[33] = x3[33]; x4[34] = x3[34]; x4[35] = x3[35]; btf_32_type0_avx2_new(*cospi_m16, *cospi_p48, x3[36], x3[59], x4[36], x4[59], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m16, *cospi_p48, x3[37], x3[58], x4[37], x4[58], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m16, *cospi_p48, x3[38], x3[57], x4[38], x4[57], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m16, *cospi_p48, x3[39], x3[56], x4[39], x4[56], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m48, *cospi_m16, x3[40], x3[55], x4[40], x4[55], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m48, *cospi_m16, x3[41], x3[54], x4[41], x4[54], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m48, *cospi_m16, x3[42], x3[53], x4[42], x4[53], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m48, *cospi_m16, x3[43], x3[52], x4[43], x4[52], *__rounding, cos_bit); x4[44] = x3[44]; x4[45] = x3[45]; x4[46] = x3[46]; x4[47] = x3[47]; x4[48] = x3[48]; x4[49] = x3[49]; x4[50] = x3[50]; x4[51] = x3[51]; x4[60] = x3[60]; x4[61] = x3[61]; x4[62] = x3[62]; x4[63] = x3[63]; } static inline void fdct64_stage5_avx2(__m256i *x4, __m256i *x5, __m256i *cospi_m32, __m256i *cospi_p32, __m256i *cospi_m16, __m256i *cospi_p48, __m256i *cospi_m48, const __m256i *__rounding, int8_t cos_bit) { x5[0] = _mm256_add_epi32(x4[0], x4[3]); x5[3] = _mm256_sub_epi32(x4[0], x4[3]); x5[1] = _mm256_add_epi32(x4[1], x4[2]); x5[2] = _mm256_sub_epi32(x4[1], x4[2]); x5[4] = x4[4]; btf_32_type0_avx2_new(*cospi_m32, *cospi_p32, x4[5], x4[6], x5[5], x5[6], *__rounding, cos_bit); x5[7] = x4[7]; x5[8] = _mm256_add_epi32(x4[8], x4[11]); x5[11] = _mm256_sub_epi32(x4[8], x4[11]); x5[9] = _mm256_add_epi32(x4[9], x4[10]); x5[10] = _mm256_sub_epi32(x4[9], x4[10]); x5[12] = _mm256_sub_epi32(x4[15], x4[12]); x5[15] = _mm256_add_epi32(x4[15], x4[12]); x5[13] = _mm256_sub_epi32(x4[14], x4[13]); x5[14] = _mm256_add_epi32(x4[14], x4[13]); x5[16] = x4[16]; x5[17] = x4[17]; btf_32_type0_avx2_new(*cospi_m16, *cospi_p48, x4[18], x4[29], x5[18], x5[29], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m16, *cospi_p48, x4[19], x4[28], x5[19], x5[28], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m48, *cospi_m16, x4[20], x4[27], x5[20], x5[27], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m48, *cospi_m16, x4[21], x4[26], x5[21], x5[26], *__rounding, cos_bit); x5[22] = x4[22]; x5[23] = x4[23]; x5[24] = x4[24]; x5[25] = x4[25]; x5[30] = x4[30]; x5[31] = x4[31]; x5[32] = _mm256_add_epi32(x4[32], x4[39]); x5[39] = _mm256_sub_epi32(x4[32], x4[39]); x5[33] = _mm256_add_epi32(x4[33], x4[38]); x5[38] = _mm256_sub_epi32(x4[33], x4[38]); x5[34] = _mm256_add_epi32(x4[34], x4[37]); x5[37] = _mm256_sub_epi32(x4[34], x4[37]); x5[35] = _mm256_add_epi32(x4[35], x4[36]); x5[36] = _mm256_sub_epi32(x4[35], x4[36]); x5[40] = _mm256_sub_epi32(x4[47], x4[40]); x5[47] = _mm256_add_epi32(x4[47], x4[40]); x5[41] = _mm256_sub_epi32(x4[46], x4[41]); x5[46] = _mm256_add_epi32(x4[46], x4[41]); x5[42] = _mm256_sub_epi32(x4[45], x4[42]); x5[45] = _mm256_add_epi32(x4[45], x4[42]); x5[43] = _mm256_sub_epi32(x4[44], x4[43]); x5[44] = _mm256_add_epi32(x4[44], x4[43]); x5[48] = _mm256_add_epi32(x4[48], x4[55]); x5[55] = _mm256_sub_epi32(x4[48], x4[55]); x5[49] = _mm256_add_epi32(x4[49], x4[54]); x5[54] = _mm256_sub_epi32(x4[49], x4[54]); x5[50] = _mm256_add_epi32(x4[50], x4[53]); x5[53] = _mm256_sub_epi32(x4[50], x4[53]); x5[51] = _mm256_add_epi32(x4[51], x4[52]); x5[52] = _mm256_sub_epi32(x4[51], x4[52]); x5[56] = _mm256_sub_epi32(x4[63], x4[56]); x5[63] = _mm256_add_epi32(x4[63], x4[56]); x5[57] = _mm256_sub_epi32(x4[62], x4[57]); x5[62] = _mm256_add_epi32(x4[62], x4[57]); x5[58] = _mm256_sub_epi32(x4[61], x4[58]); x5[61] = _mm256_add_epi32(x4[61], x4[58]); x5[59] = _mm256_sub_epi32(x4[60], x4[59]); x5[60] = _mm256_add_epi32(x4[60], x4[59]); } static inline void fdct64_stage6_avx2( __m256i *x5, __m256i *x6, __m256i *cospi_p16, __m256i *cospi_p32, __m256i *cospi_m16, __m256i *cospi_p48, __m256i *cospi_m48, __m256i *cospi_m08, __m256i *cospi_p56, __m256i *cospi_m56, __m256i *cospi_m40, __m256i *cospi_p24, __m256i *cospi_m24, const __m256i *__rounding, int8_t cos_bit) { btf_32_type0_avx2_new(*cospi_p32, *cospi_p32, x5[0], x5[1], x6[0], x6[1], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_p16, *cospi_p48, x5[3], x5[2], x6[2], x6[3], *__rounding, cos_bit); x6[4] = _mm256_add_epi32(x5[4], x5[5]); x6[5] = _mm256_sub_epi32(x5[4], x5[5]); x6[6] = _mm256_sub_epi32(x5[7], x5[6]); x6[7] = _mm256_add_epi32(x5[7], x5[6]); x6[8] = x5[8]; btf_32_type0_avx2_new(*cospi_m16, *cospi_p48, x5[9], x5[14], x6[9], x6[14], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m48, *cospi_m16, x5[10], x5[13], x6[10], x6[13], *__rounding, cos_bit); x6[11] = x5[11]; x6[12] = x5[12]; x6[15] = x5[15]; x6[16] = _mm256_add_epi32(x5[16], x5[19]); x6[19] = _mm256_sub_epi32(x5[16], x5[19]); x6[17] = _mm256_add_epi32(x5[17], x5[18]); x6[18] = _mm256_sub_epi32(x5[17], x5[18]); x6[20] = _mm256_sub_epi32(x5[23], x5[20]); x6[23] = _mm256_add_epi32(x5[23], x5[20]); x6[21] = _mm256_sub_epi32(x5[22], x5[21]); x6[22] = _mm256_add_epi32(x5[22], x5[21]); x6[24] = _mm256_add_epi32(x5[24], x5[27]); x6[27] = _mm256_sub_epi32(x5[24], x5[27]); x6[25] = _mm256_add_epi32(x5[25], x5[26]); x6[26] = _mm256_sub_epi32(x5[25], x5[26]); x6[28] = _mm256_sub_epi32(x5[31], x5[28]); x6[31] = _mm256_add_epi32(x5[31], x5[28]); x6[29] = _mm256_sub_epi32(x5[30], x5[29]); x6[30] = _mm256_add_epi32(x5[30], x5[29]); x6[32] = x5[32]; x6[33] = x5[33]; btf_32_type0_avx2_new(*cospi_m08, *cospi_p56, x5[34], x5[61], x6[34], x6[61], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m08, *cospi_p56, x5[35], x5[60], x6[35], x6[60], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m56, *cospi_m08, x5[36], x5[59], x6[36], x6[59], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m56, *cospi_m08, x5[37], x5[58], x6[37], x6[58], *__rounding, cos_bit); x6[38] = x5[38]; x6[39] = x5[39]; x6[40] = x5[40]; x6[41] = x5[41]; btf_32_type0_avx2_new(*cospi_m40, *cospi_p24, x5[42], x5[53], x6[42], x6[53], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m40, *cospi_p24, x5[43], x5[52], x6[43], x6[52], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m24, *cospi_m40, x5[44], x5[51], x6[44], x6[51], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m24, *cospi_m40, x5[45], x5[50], x6[45], x6[50], *__rounding, cos_bit); x6[46] = x5[46]; x6[47] = x5[47]; x6[48] = x5[48]; x6[49] = x5[49]; x6[54] = x5[54]; x6[55] = x5[55]; x6[56] = x5[56]; x6[57] = x5[57]; x6[62] = x5[62]; x6[63] = x5[63]; } static inline void fdct64_stage7_avx2(__m256i *x6, __m256i *x7, __m256i *cospi_p08, __m256i *cospi_p56, __m256i *cospi_p40, __m256i *cospi_p24, __m256i *cospi_m08, __m256i *cospi_m56, __m256i *cospi_m40, __m256i *cospi_m24, const __m256i *__rounding, int8_t cos_bit) { x7[0] = x6[0]; x7[1] = x6[1]; x7[2] = x6[2]; x7[3] = x6[3]; btf_32_type0_avx2_new(*cospi_p08, *cospi_p56, x6[7], x6[4], x7[4], x7[7], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_p40, *cospi_p24, x6[6], x6[5], x7[5], x7[6], *__rounding, cos_bit); x7[8] = _mm256_add_epi32(x6[8], x6[9]); x7[9] = _mm256_sub_epi32(x6[8], x6[9]); x7[10] = _mm256_sub_epi32(x6[11], x6[10]); x7[11] = _mm256_add_epi32(x6[11], x6[10]); x7[12] = _mm256_add_epi32(x6[12], x6[13]); x7[13] = _mm256_sub_epi32(x6[12], x6[13]); x7[14] = _mm256_sub_epi32(x6[15], x6[14]); x7[15] = _mm256_add_epi32(x6[15], x6[14]); x7[16] = x6[16]; btf_32_type0_avx2_new(*cospi_m08, *cospi_p56, x6[17], x6[30], x7[17], x7[30], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m56, *cospi_m08, x6[18], x6[29], x7[18], x7[29], *__rounding, cos_bit); x7[19] = x6[19]; x7[20] = x6[20]; btf_32_type0_avx2_new(*cospi_m40, *cospi_p24, x6[21], x6[26], x7[21], x7[26], *__rounding, cos_bit); btf_32_type0_avx2_new(*cospi_m24, *cospi_m40, x6[22], x6[25], x7[22], x7[25], *__rounding, cos_bit); x7[23] = x6[23]; x7[24] = x6[24]; x7[27] = x6[27]; x7[28] = x6[28]; x7[31] = x6[31]; x7[32] = _mm256_add_epi32(x6[32], x6[35]); x7[35] = _mm256_sub_epi32(x6[32], x6[35]); x7[33] = _mm256_add_epi32(x6[33], x6[34]); x7[34] = _mm256_sub_epi32(x6[33], x6[34]); x7[36] = _mm256_sub_epi32(x6[39], x6[36]); x7[39] = _mm256_add_epi32(x6[39], x6[36]); x7[37] = _mm256_sub_epi32(x6[38], x6[37]); x7[38] = _mm256_add_epi32(x6[38], x6[37]); x7[40] = _mm256_add_epi32(x6[40], x6[43]); x7[43] = _mm256_sub_epi32(x6[40], x6[43]); x7[41] = _mm256_add_epi32(x6[41], x6[42]); x7[42] = _mm256_sub_epi32(x6[41], x6[42]); x7[44] = _mm256_sub_epi32(x6[47], x6[44]); x7[47] = _mm256_add_epi32(x6[47], x6[44]); x7[45] = _mm256_sub_epi32(x6[46], x6[45]); x7[46] = _mm256_add_epi32(x6[46], x6[45]); x7[48] = _mm256_add_epi32(x6[48], x6[51]); x7[51] = _mm256_sub_epi32(x6[48], x6[51]); x7[49] = _mm256_add_epi32(x6[49], x6[50]); x7[50] = _mm256_sub_epi32(x6[49], x6[50]); x7[52] = _mm256_sub_epi32(x6[55], x6[52]); x7[55] = _mm256_add_epi32(x6[55], x6[52]); x7[53] = _mm256_sub_epi32(x6[54], x6[53]); x7[54] = _mm256_add_epi32(x6[54], x6[53]); x7[56] = _mm256_add_epi32(x6[56], x6[59]); x7[59] = _mm256_sub_epi32(x6[56], x6[59]); x7[57] = _mm256_add_epi32(x6[57], x6[58]); x7[58] = _mm256_sub_epi32(x6[57], x6[58]); x7[60] = _mm256_sub_epi32(x6[63], x6[60]); x7[63] = _mm256_add_epi32(x6[63], x6[60]); x7[61] = _mm256_sub_epi32(x6[62], x6[61]); x7[62] = _mm256_add_epi32(x6[62], x6[61]); } static inline void fdct64_stage8_avx2(__m256i *x7, __m256i *x8, const int32_t *cospi, const __m256i *__rounding, int8_t cos_bit) { __m256i cospi_p60 = _mm256_set1_epi32(cospi[60]); __m256i cospi_p04 = _mm256_set1_epi32(cospi[4]); __m256i cospi_p28 = _mm256_set1_epi32(cospi[28]); __m256i cospi_p36 = _mm256_set1_epi32(cospi[36]); __m256i cospi_p44 = _mm256_set1_epi32(cospi[44]); __m256i cospi_p20 = _mm256_set1_epi32(cospi[20]); __m256i cospi_p12 = _mm256_set1_epi32(cospi[12]); __m256i cospi_p52 = _mm256_set1_epi32(cospi[52]); __m256i cospi_m04 = _mm256_set1_epi32(-cospi[4]); __m256i cospi_m60 = _mm256_set1_epi32(-cospi[60]); __m256i cospi_m36 = _mm256_set1_epi32(-cospi[36]); __m256i cospi_m28 = _mm256_set1_epi32(-cospi[28]); __m256i cospi_m20 = _mm256_set1_epi32(-cospi[20]); __m256i cospi_m44 = _mm256_set1_epi32(-cospi[44]); __m256i cospi_m52 = _mm256_set1_epi32(-cospi[52]); __m256i cospi_m12 = _mm256_set1_epi32(-cospi[12]); x8[0] = x7[0]; x8[1] = x7[1]; x8[2] = x7[2]; x8[3] = x7[3]; x8[4] = x7[4]; x8[5] = x7[5]; x8[6] = x7[6]; x8[7] = x7[7]; btf_32_type0_avx2_new(cospi_p04, cospi_p60, x7[15], x7[8], x8[8], x8[15], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_p36, cospi_p28, x7[14], x7[9], x8[9], x8[14], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_p20, cospi_p44, x7[13], x7[10], x8[10], x8[13], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_p52, cospi_p12, x7[12], x7[11], x8[11], x8[12], *__rounding, cos_bit); x8[16] = _mm256_add_epi32(x7[16], x7[17]); x8[17] = _mm256_sub_epi32(x7[16], x7[17]); x8[18] = _mm256_sub_epi32(x7[19], x7[18]); x8[19] = _mm256_add_epi32(x7[19], x7[18]); x8[20] = _mm256_add_epi32(x7[20], x7[21]); x8[21] = _mm256_sub_epi32(x7[20], x7[21]); x8[22] = _mm256_sub_epi32(x7[23], x7[22]); x8[23] = _mm256_add_epi32(x7[23], x7[22]); x8[24] = _mm256_add_epi32(x7[24], x7[25]); x8[25] = _mm256_sub_epi32(x7[24], x7[25]); x8[26] = _mm256_sub_epi32(x7[27], x7[26]); x8[27] = _mm256_add_epi32(x7[27], x7[26]); x8[28] = _mm256_add_epi32(x7[28], x7[29]); x8[29] = _mm256_sub_epi32(x7[28], x7[29]); x8[30] = _mm256_sub_epi32(x7[31], x7[30]); x8[31] = _mm256_add_epi32(x7[31], x7[30]); x8[32] = x7[32]; btf_32_type0_avx2_new(cospi_m04, cospi_p60, x7[33], x7[62], x8[33], x8[62], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_m60, cospi_m04, x7[34], x7[61], x8[34], x8[61], *__rounding, cos_bit); x8[35] = x7[35]; x8[36] = x7[36]; btf_32_type0_avx2_new(cospi_m36, cospi_p28, x7[37], x7[58], x8[37], x8[58], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_m28, cospi_m36, x7[38], x7[57], x8[38], x8[57], *__rounding, cos_bit); x8[39] = x7[39]; x8[40] = x7[40]; btf_32_type0_avx2_new(cospi_m20, cospi_p44, x7[41], x7[54], x8[41], x8[54], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_m44, cospi_m20, x7[42], x7[53], x8[42], x8[53], *__rounding, cos_bit); x8[43] = x7[43]; x8[44] = x7[44]; btf_32_type0_avx2_new(cospi_m52, cospi_p12, x7[45], x7[50], x8[45], x8[50], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_m12, cospi_m52, x7[46], x7[49], x8[46], x8[49], *__rounding, cos_bit); x8[47] = x7[47]; x8[48] = x7[48]; x8[51] = x7[51]; x8[52] = x7[52]; x8[55] = x7[55]; x8[56] = x7[56]; x8[59] = x7[59]; x8[60] = x7[60]; x8[63] = x7[63]; } static inline void fdct64_stage9_avx2(__m256i *x8, __m256i *x9, const int32_t *cospi, const __m256i *__rounding, int8_t cos_bit) { __m256i cospi_p62 = _mm256_set1_epi32(cospi[62]); __m256i cospi_p02 = _mm256_set1_epi32(cospi[2]); __m256i cospi_p30 = _mm256_set1_epi32(cospi[30]); __m256i cospi_p34 = _mm256_set1_epi32(cospi[34]); __m256i cospi_p46 = _mm256_set1_epi32(cospi[46]); __m256i cospi_p18 = _mm256_set1_epi32(cospi[18]); __m256i cospi_p14 = _mm256_set1_epi32(cospi[14]); __m256i cospi_p50 = _mm256_set1_epi32(cospi[50]); __m256i cospi_p54 = _mm256_set1_epi32(cospi[54]); __m256i cospi_p10 = _mm256_set1_epi32(cospi[10]); __m256i cospi_p22 = _mm256_set1_epi32(cospi[22]); __m256i cospi_p42 = _mm256_set1_epi32(cospi[42]); __m256i cospi_p38 = _mm256_set1_epi32(cospi[38]); __m256i cospi_p26 = _mm256_set1_epi32(cospi[26]); __m256i cospi_p06 = _mm256_set1_epi32(cospi[6]); __m256i cospi_p58 = _mm256_set1_epi32(cospi[58]); x9[0] = x8[0]; x9[1] = x8[1]; x9[2] = x8[2]; x9[3] = x8[3]; x9[4] = x8[4]; x9[5] = x8[5]; x9[6] = x8[6]; x9[7] = x8[7]; x9[8] = x8[8]; x9[9] = x8[9]; x9[10] = x8[10]; x9[11] = x8[11]; x9[12] = x8[12]; x9[13] = x8[13]; x9[14] = x8[14]; x9[15] = x8[15]; btf_32_type0_avx2_new(cospi_p02, cospi_p62, x8[31], x8[16], x9[16], x9[31], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_p34, cospi_p30, x8[30], x8[17], x9[17], x9[30], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_p18, cospi_p46, x8[29], x8[18], x9[18], x9[29], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_p50, cospi_p14, x8[28], x8[19], x9[19], x9[28], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_p10, cospi_p54, x8[27], x8[20], x9[20], x9[27], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_p42, cospi_p22, x8[26], x8[21], x9[21], x9[26], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_p26, cospi_p38, x8[25], x8[22], x9[22], x9[25], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_p58, cospi_p06, x8[24], x8[23], x9[23], x9[24], *__rounding, cos_bit); x9[32] = _mm256_add_epi32(x8[32], x8[33]); x9[33] = _mm256_sub_epi32(x8[32], x8[33]); x9[34] = _mm256_sub_epi32(x8[35], x8[34]); x9[35] = _mm256_add_epi32(x8[35], x8[34]); x9[36] = _mm256_add_epi32(x8[36], x8[37]); x9[37] = _mm256_sub_epi32(x8[36], x8[37]); x9[38] = _mm256_sub_epi32(x8[39], x8[38]); x9[39] = _mm256_add_epi32(x8[39], x8[38]); x9[40] = _mm256_add_epi32(x8[40], x8[41]); x9[41] = _mm256_sub_epi32(x8[40], x8[41]); x9[42] = _mm256_sub_epi32(x8[43], x8[42]); x9[43] = _mm256_add_epi32(x8[43], x8[42]); x9[44] = _mm256_add_epi32(x8[44], x8[45]); x9[45] = _mm256_sub_epi32(x8[44], x8[45]); x9[46] = _mm256_sub_epi32(x8[47], x8[46]); x9[47] = _mm256_add_epi32(x8[47], x8[46]); x9[48] = _mm256_add_epi32(x8[48], x8[49]); x9[49] = _mm256_sub_epi32(x8[48], x8[49]); x9[50] = _mm256_sub_epi32(x8[51], x8[50]); x9[51] = _mm256_add_epi32(x8[51], x8[50]); x9[52] = _mm256_add_epi32(x8[52], x8[53]); x9[53] = _mm256_sub_epi32(x8[52], x8[53]); x9[54] = _mm256_sub_epi32(x8[55], x8[54]); x9[55] = _mm256_add_epi32(x8[55], x8[54]); x9[56] = _mm256_add_epi32(x8[56], x8[57]); x9[57] = _mm256_sub_epi32(x8[56], x8[57]); x9[58] = _mm256_sub_epi32(x8[59], x8[58]); x9[59] = _mm256_add_epi32(x8[59], x8[58]); x9[60] = _mm256_add_epi32(x8[60], x8[61]); x9[61] = _mm256_sub_epi32(x8[60], x8[61]); x9[62] = _mm256_sub_epi32(x8[63], x8[62]); x9[63] = _mm256_add_epi32(x8[63], x8[62]); } static inline void fdct64_stage10_avx2(__m256i *x9, __m256i *x10, const int32_t *cospi, const __m256i *__rounding, int8_t cos_bit) { __m256i cospi_p63 = _mm256_set1_epi32(cospi[63]); __m256i cospi_p01 = _mm256_set1_epi32(cospi[1]); __m256i cospi_p31 = _mm256_set1_epi32(cospi[31]); __m256i cospi_p33 = _mm256_set1_epi32(cospi[33]); __m256i cospi_p47 = _mm256_set1_epi32(cospi[47]); __m256i cospi_p17 = _mm256_set1_epi32(cospi[17]); __m256i cospi_p15 = _mm256_set1_epi32(cospi[15]); __m256i cospi_p49 = _mm256_set1_epi32(cospi[49]); __m256i cospi_p55 = _mm256_set1_epi32(cospi[55]); __m256i cospi_p09 = _mm256_set1_epi32(cospi[9]); __m256i cospi_p23 = _mm256_set1_epi32(cospi[23]); __m256i cospi_p41 = _mm256_set1_epi32(cospi[41]); __m256i cospi_p39 = _mm256_set1_epi32(cospi[39]); __m256i cospi_p25 = _mm256_set1_epi32(cospi[25]); __m256i cospi_p07 = _mm256_set1_epi32(cospi[7]); __m256i cospi_p57 = _mm256_set1_epi32(cospi[57]); __m256i cospi_p59 = _mm256_set1_epi32(cospi[59]); __m256i cospi_p05 = _mm256_set1_epi32(cospi[5]); __m256i cospi_p27 = _mm256_set1_epi32(cospi[27]); __m256i cospi_p37 = _mm256_set1_epi32(cospi[37]); __m256i cospi_p43 = _mm256_set1_epi32(cospi[43]); __m256i cospi_p21 = _mm256_set1_epi32(cospi[21]); __m256i cospi_p11 = _mm256_set1_epi32(cospi[11]); __m256i cospi_p53 = _mm256_set1_epi32(cospi[53]); __m256i cospi_p51 = _mm256_set1_epi32(cospi[51]); __m256i cospi_p13 = _mm256_set1_epi32(cospi[13]); __m256i cospi_p19 = _mm256_set1_epi32(cospi[19]); __m256i cospi_p45 = _mm256_set1_epi32(cospi[45]); __m256i cospi_p35 = _mm256_set1_epi32(cospi[35]); __m256i cospi_p29 = _mm256_set1_epi32(cospi[29]); __m256i cospi_p03 = _mm256_set1_epi32(cospi[3]); __m256i cospi_p61 = _mm256_set1_epi32(cospi[61]); x10[0] = x9[0]; x10[1] = x9[1]; x10[2] = x9[2]; x10[3] = x9[3]; x10[4] = x9[4]; x10[5] = x9[5]; x10[6] = x9[6]; x10[7] = x9[7]; x10[8] = x9[8]; x10[9] = x9[9]; x10[10] = x9[10]; x10[11] = x9[11]; x10[12] = x9[12]; x10[13] = x9[13]; x10[14] = x9[14]; x10[15] = x9[15]; x10[16] = x9[16]; x10[17] = x9[17]; x10[18] = x9[18]; x10[19] = x9[19]; x10[20] = x9[20]; x10[21] = x9[21]; x10[22] = x9[22]; x10[23] = x9[23]; x10[24] = x9[24]; x10[25] = x9[25]; x10[26] = x9[26]; x10[27] = x9[27]; x10[28] = x9[28]; x10[29] = x9[29]; x10[30] = x9[30]; x10[31] = x9[31]; btf_32_type0_avx2_new(cospi_p01, cospi_p63, x9[63], x9[32], x10[32], x10[63], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_p33, cospi_p31, x9[62], x9[33], x10[33], x10[62], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_p17, cospi_p47, x9[61], x9[34], x10[34], x10[61], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_p49, cospi_p15, x9[60], x9[35], x10[35], x10[60], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_p09, cospi_p55, x9[59], x9[36], x10[36], x10[59], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_p41, cospi_p23, x9[58], x9[37], x10[37], x10[58], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_p25, cospi_p39, x9[57], x9[38], x10[38], x10[57], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_p57, cospi_p07, x9[56], x9[39], x10[39], x10[56], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_p05, cospi_p59, x9[55], x9[40], x10[40], x10[55], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_p37, cospi_p27, x9[54], x9[41], x10[41], x10[54], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_p21, cospi_p43, x9[53], x9[42], x10[42], x10[53], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_p53, cospi_p11, x9[52], x9[43], x10[43], x10[52], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_p13, cospi_p51, x9[51], x9[44], x10[44], x10[51], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_p45, cospi_p19, x9[50], x9[45], x10[45], x10[50], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_p29, cospi_p35, x9[49], x9[46], x10[46], x10[49], *__rounding, cos_bit); btf_32_type0_avx2_new(cospi_p61, cospi_p03, x9[48], x9[47], x10[47], x10[48], *__rounding, cos_bit); } static void fdct64_avx2(__m256i *input, __m256i *output, int8_t cos_bit, const int instride, const int outstride) { const int32_t *cospi = cospi_arr(cos_bit); const __m256i __rounding = _mm256_set1_epi32(1 << (cos_bit - 1)); __m256i cospi_m32 = _mm256_set1_epi32(-cospi[32]); __m256i cospi_p32 = _mm256_set1_epi32(cospi[32]); __m256i cospi_m16 = _mm256_set1_epi32(-cospi[16]); __m256i cospi_p48 = _mm256_set1_epi32(cospi[48]); __m256i cospi_m48 = _mm256_set1_epi32(-cospi[48]); __m256i cospi_p16 = _mm256_set1_epi32(cospi[16]); __m256i cospi_m08 = _mm256_set1_epi32(-cospi[8]); __m256i cospi_p56 = _mm256_set1_epi32(cospi[56]); __m256i cospi_m56 = _mm256_set1_epi32(-cospi[56]); __m256i cospi_m40 = _mm256_set1_epi32(-cospi[40]); __m256i cospi_p24 = _mm256_set1_epi32(cospi[24]); __m256i cospi_m24 = _mm256_set1_epi32(-cospi[24]); __m256i cospi_p08 = _mm256_set1_epi32(cospi[8]); __m256i cospi_p40 = _mm256_set1_epi32(cospi[40]); int startidx = 0 * instride; int endidx = 63 * instride; // stage 1 __m256i x1[64]; x1[0] = _mm256_add_epi32(input[startidx], input[endidx]); x1[63] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[1] = _mm256_add_epi32(input[startidx], input[endidx]); x1[62] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[2] = _mm256_add_epi32(input[startidx], input[endidx]); x1[61] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[3] = _mm256_add_epi32(input[startidx], input[endidx]); x1[60] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[4] = _mm256_add_epi32(input[startidx], input[endidx]); x1[59] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[5] = _mm256_add_epi32(input[startidx], input[endidx]); x1[58] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[6] = _mm256_add_epi32(input[startidx], input[endidx]); x1[57] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[7] = _mm256_add_epi32(input[startidx], input[endidx]); x1[56] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[8] = _mm256_add_epi32(input[startidx], input[endidx]); x1[55] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[9] = _mm256_add_epi32(input[startidx], input[endidx]); x1[54] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[10] = _mm256_add_epi32(input[startidx], input[endidx]); x1[53] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[11] = _mm256_add_epi32(input[startidx], input[endidx]); x1[52] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[12] = _mm256_add_epi32(input[startidx], input[endidx]); x1[51] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[13] = _mm256_add_epi32(input[startidx], input[endidx]); x1[50] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[14] = _mm256_add_epi32(input[startidx], input[endidx]); x1[49] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[15] = _mm256_add_epi32(input[startidx], input[endidx]); x1[48] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[16] = _mm256_add_epi32(input[startidx], input[endidx]); x1[47] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[17] = _mm256_add_epi32(input[startidx], input[endidx]); x1[46] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[18] = _mm256_add_epi32(input[startidx], input[endidx]); x1[45] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[19] = _mm256_add_epi32(input[startidx], input[endidx]); x1[44] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[20] = _mm256_add_epi32(input[startidx], input[endidx]); x1[43] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[21] = _mm256_add_epi32(input[startidx], input[endidx]); x1[42] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[22] = _mm256_add_epi32(input[startidx], input[endidx]); x1[41] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[23] = _mm256_add_epi32(input[startidx], input[endidx]); x1[40] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[24] = _mm256_add_epi32(input[startidx], input[endidx]); x1[39] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[25] = _mm256_add_epi32(input[startidx], input[endidx]); x1[38] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[26] = _mm256_add_epi32(input[startidx], input[endidx]); x1[37] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[27] = _mm256_add_epi32(input[startidx], input[endidx]); x1[36] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[28] = _mm256_add_epi32(input[startidx], input[endidx]); x1[35] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[29] = _mm256_add_epi32(input[startidx], input[endidx]); x1[34] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[30] = _mm256_add_epi32(input[startidx], input[endidx]); x1[33] = _mm256_sub_epi32(input[startidx], input[endidx]); startidx += instride; endidx -= instride; x1[31] = _mm256_add_epi32(input[startidx], input[endidx]); x1[32] = _mm256_sub_epi32(input[startidx], input[endidx]); // stage 2 __m256i x2[64]; fdct64_stage2_avx2(x1, x2, &cospi_m32, &cospi_p32, &__rounding, cos_bit); // stage 3 fdct64_stage3_avx2(x2, x1, &cospi_m32, &cospi_p32, &__rounding, cos_bit); // stage 4 fdct64_stage4_avx2(x1, x2, &cospi_m32, &cospi_p32, &cospi_m16, &cospi_p48, &cospi_m48, &__rounding, cos_bit); // stage 5 fdct64_stage5_avx2(x2, x1, &cospi_m32, &cospi_p32, &cospi_m16, &cospi_p48, &cospi_m48, &__rounding, cos_bit); // stage 6 fdct64_stage6_avx2(x1, x2, &cospi_p16, &cospi_p32, &cospi_m16, &cospi_p48, &cospi_m48, &cospi_m08, &cospi_p56, &cospi_m56, &cospi_m40, &cospi_p24, &cospi_m24, &__rounding, cos_bit); // stage 7 fdct64_stage7_avx2(x2, x1, &cospi_p08, &cospi_p56, &cospi_p40, &cospi_p24, &cospi_m08, &cospi_m56, &cospi_m40, &cospi_m24, &__rounding, cos_bit); // stage 8 fdct64_stage8_avx2(x1, x2, cospi, &__rounding, cos_bit); // stage 9 fdct64_stage9_avx2(x2, x1, cospi, &__rounding, cos_bit); // stage 10 fdct64_stage10_avx2(x1, x2, cospi, &__rounding, cos_bit); startidx = 0 * outstride; endidx = 63 * outstride; // stage 11 output[startidx] = x2[0]; output[endidx] = x2[63]; startidx += outstride; endidx -= outstride; output[startidx] = x2[32]; output[endidx] = x2[31]; startidx += outstride; endidx -= outstride; output[startidx] = x2[16]; output[endidx] = x2[47]; startidx += outstride; endidx -= outstride; output[startidx] = x2[48]; output[endidx] = x2[15]; startidx += outstride; endidx -= outstride; output[startidx] = x2[8]; output[endidx] = x2[55]; startidx += outstride; endidx -= outstride; output[startidx] = x2[40]; output[endidx] = x2[23]; startidx += outstride; endidx -= outstride; output[startidx] = x2[24]; output[endidx] = x2[39]; startidx += outstride; endidx -= outstride; output[startidx] = x2[56]; output[endidx] = x2[7]; startidx += outstride; endidx -= outstride; output[startidx] = x2[4]; output[endidx] = x2[59]; startidx += outstride; endidx -= outstride; output[startidx] = x2[36]; output[endidx] = x2[27]; startidx += outstride; endidx -= outstride; output[startidx] = x2[20]; output[endidx] = x2[43]; startidx += outstride; endidx -= outstride; output[startidx] = x2[52]; output[endidx] = x2[11]; startidx += outstride; endidx -= outstride; output[startidx] = x2[12]; output[endidx] = x2[51]; startidx += outstride; endidx -= outstride; output[startidx] = x2[44]; output[endidx] = x2[19]; startidx += outstride; endidx -= outstride; output[startidx] = x2[28]; output[endidx] = x2[35]; startidx += outstride; endidx -= outstride; output[startidx] = x2[60]; output[endidx] = x2[3]; startidx += outstride; endidx -= outstride; output[startidx] = x2[2]; output[endidx] = x2[61]; startidx += outstride; endidx -= outstride; output[startidx] = x2[34]; output[endidx] = x2[29]; startidx += outstride; endidx -= outstride; output[startidx] = x2[18]; output[endidx] = x2[45]; startidx += outstride; endidx -= outstride; output[startidx] = x2[50]; output[endidx] = x2[13]; startidx += outstride; endidx -= outstride; output[startidx] = x2[10]; output[endidx] = x2[53]; startidx += outstride; endidx -= outstride; output[startidx] = x2[42]; output[endidx] = x2[21]; startidx += outstride; endidx -= outstride; output[startidx] = x2[26]; output[endidx] = x2[37]; startidx += outstride; endidx -= outstride; output[startidx] = x2[58]; output[endidx] = x2[5]; startidx += outstride; endidx -= outstride; output[startidx] = x2[6]; output[endidx] = x2[57]; startidx += outstride; endidx -= outstride; output[startidx] = x2[38]; output[endidx] = x2[25]; startidx += outstride; endidx -= outstride; output[startidx] = x2[22]; output[endidx] = x2[41]; startidx += outstride; endidx -= outstride; output[startidx] = x2[54]; output[endidx] = x2[9]; startidx += outstride; endidx -= outstride; output[startidx] = x2[14]; output[endidx] = x2[49]; startidx += outstride; endidx -= outstride; output[startidx] = x2[46]; output[endidx] = x2[17]; startidx += outstride; endidx -= outstride; output[startidx] = x2[30]; output[endidx] = x2[33]; startidx += outstride; endidx -= outstride; output[startidx] = x2[62]; output[endidx] = x2[1]; } void av1_fwd_txfm2d_64x64_avx2(const int16_t *input, int32_t *output, int stride, TX_TYPE tx_type, int bd) { (void)bd; (void)tx_type; assert(tx_type == DCT_DCT); const TX_SIZE tx_size = TX_64X64; __m256i buf0[512], buf1[512]; const int8_t *shift = av1_fwd_txfm_shift_ls[tx_size]; const int txw_idx = get_txw_idx(tx_size); const int txh_idx = get_txh_idx(tx_size); const int cos_bit_col = av1_fwd_cos_bit_col[txw_idx][txh_idx]; const int cos_bit_row = av1_fwd_cos_bit_row[txw_idx][txh_idx]; const int width = tx_size_wide[tx_size]; const int height = tx_size_high[tx_size]; const transform_1d_avx2 col_txfm = fdct64_avx2; const transform_1d_avx2 row_txfm = fdct64_avx2; const int width_div16 = (width >> 4); const int width_div8 = (width >> 3); int r, c; for (int i = 0; i < width_div16; i++) { load_buffer_16xn_avx2(input + (i << 4), &buf0[i << 1], stride, height, width_div8, 0, 0); round_shift_32_8xn_avx2(&buf0[i << 1], height, shift[0], width_div8); round_shift_32_8xn_avx2(&buf0[(i << 1) + 1], height, shift[0], width_div8); col_txfm(&buf0[i << 1], &buf0[i << 1], cos_bit_col, width_div8, width_div8); col_txfm(&buf0[(i << 1) + 1], &buf0[(i << 1) + 1], cos_bit_col, width_div8, width_div8); round_shift_32_8xn_avx2(&buf0[i << 1], height, shift[1], width_div8); round_shift_32_8xn_avx2(&buf0[(i << 1) + 1], height, shift[1], width_div8); } for (r = 0; r < height; r += 8) { for (c = 0; c < width_div8; c++) { fwd_txfm_transpose_8x8_avx2(&buf0[r * width_div8 + c], &buf1[c * 8 * width_div8 + (r >> 3)], width_div8, width_div8); } } for (int i = 0; i < 2; i++) { row_txfm(&buf1[i << 1], &buf0[i << 1], cos_bit_row, width_div8, width_div16); row_txfm(&buf1[(i << 1) + 1], &buf0[(i << 1) + 1], cos_bit_row, width_div8, width_div16); round_shift_32_8xn_avx2(&buf0[i << 1], (height >> 1), shift[2], width_div16); round_shift_32_8xn_avx2(&buf0[(i << 1) + 1], (height >> 1), shift[2], width_div16); } store_buffer_avx2(buf0, output, 8, 128); }