| /* |
| * Copyright (c) 2016, Alliance for Open Media. All rights reserved |
| * |
| * This source code is subject to the terms of the BSD 2 Clause License and |
| * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License |
| * was not distributed with this source code in the LICENSE file, you can |
| * obtain it at www.aomedia.org/license/software. If the Alliance for Open |
| * Media Patent License 1.0 was not distributed with this source code in the |
| * PATENTS file, you can obtain it at www.aomedia.org/license/patent. |
| */ |
| #include <assert.h> |
| #include <smmintrin.h> /* SSE4.1 */ |
| |
| #include "config/aom_config.h" |
| #include "config/av1_rtcd.h" |
| |
| #include "av1/common/av1_inv_txfm1d_cfg.h" |
| #include "av1/common/x86/highbd_txfm_utility_sse4.h" |
| |
| static INLINE void load_buffer_4x4(const int32_t *coeff, __m128i *in) { |
| in[0] = _mm_load_si128((const __m128i *)(coeff + 0)); |
| in[1] = _mm_load_si128((const __m128i *)(coeff + 4)); |
| in[2] = _mm_load_si128((const __m128i *)(coeff + 8)); |
| in[3] = _mm_load_si128((const __m128i *)(coeff + 12)); |
| } |
| |
| static void addsub_sse4_1(const __m128i in0, const __m128i in1, __m128i *out0, |
| __m128i *out1, const __m128i *clamp_lo, |
| const __m128i *clamp_hi) { |
| __m128i a0 = _mm_add_epi32(in0, in1); |
| __m128i a1 = _mm_sub_epi32(in0, in1); |
| |
| a0 = _mm_max_epi32(a0, *clamp_lo); |
| a0 = _mm_min_epi32(a0, *clamp_hi); |
| a1 = _mm_max_epi32(a1, *clamp_lo); |
| a1 = _mm_min_epi32(a1, *clamp_hi); |
| |
| *out0 = a0; |
| *out1 = a1; |
| } |
| |
| static void addsub_no_clamp_sse4_1(const __m128i in0, const __m128i in1, |
| __m128i *out0, __m128i *out1) { |
| __m128i a0 = _mm_add_epi32(in0, in1); |
| __m128i a1 = _mm_sub_epi32(in0, in1); |
| |
| *out0 = a0; |
| *out1 = a1; |
| } |
| |
| static void addsub_shift_sse4_1(const __m128i in0, const __m128i in1, |
| __m128i *out0, __m128i *out1, |
| const __m128i *clamp_lo, |
| const __m128i *clamp_hi, int shift) { |
| __m128i offset = _mm_set1_epi32((1 << shift) >> 1); |
| __m128i in0_w_offset = _mm_add_epi32(in0, offset); |
| __m128i a0 = _mm_add_epi32(in0_w_offset, in1); |
| __m128i a1 = _mm_sub_epi32(in0_w_offset, in1); |
| |
| a0 = _mm_max_epi32(a0, *clamp_lo); |
| a0 = _mm_min_epi32(a0, *clamp_hi); |
| a1 = _mm_max_epi32(a1, *clamp_lo); |
| a1 = _mm_min_epi32(a1, *clamp_hi); |
| |
| a0 = _mm_sra_epi32(a0, _mm_cvtsi32_si128(shift)); |
| a1 = _mm_sra_epi32(a1, _mm_cvtsi32_si128(shift)); |
| |
| *out0 = a0; |
| *out1 = a1; |
| } |
| |
| static void neg_shift_sse4_1(const __m128i in0, const __m128i in1, |
| __m128i *out0, __m128i *out1, |
| const __m128i *clamp_lo, const __m128i *clamp_hi, |
| int shift) { |
| __m128i offset = _mm_set1_epi32((1 << shift) >> 1); |
| __m128i a0 = _mm_add_epi32(offset, in0); |
| __m128i a1 = _mm_sub_epi32(offset, in1); |
| |
| a0 = _mm_max_epi32(a0, *clamp_lo); |
| a0 = _mm_min_epi32(a0, *clamp_hi); |
| a1 = _mm_max_epi32(a1, *clamp_lo); |
| a1 = _mm_min_epi32(a1, *clamp_hi); |
| |
| a0 = _mm_sra_epi32(a0, _mm_cvtsi32_si128(shift)); |
| a1 = _mm_sra_epi32(a1, _mm_cvtsi32_si128(shift)); |
| |
| *out0 = a0; |
| *out1 = a1; |
| } |
| |
| static void idct4x4_sse4_1(__m128i *in, int bit, int do_cols, int bd) { |
| const int32_t *cospi = cospi_arr(bit); |
| const __m128i cospi32 = _mm_set1_epi32(cospi[32]); |
| const __m128i cospi48 = _mm_set1_epi32(cospi[48]); |
| const __m128i cospi16 = _mm_set1_epi32(cospi[16]); |
| const __m128i cospim16 = _mm_set1_epi32(-cospi[16]); |
| const __m128i rnding = _mm_set1_epi32(1 << (bit - 1)); |
| const int log_range = AOMMAX(16, bd + (do_cols ? 6 : 8)); |
| const __m128i clamp_lo = _mm_set1_epi32(-(1 << (log_range - 1))); |
| const __m128i clamp_hi = _mm_set1_epi32((1 << (log_range - 1)) - 1); |
| |
| __m128i u0, u1, u2, u3; |
| __m128i v0, v1, v2, v3, x, y; |
| |
| v0 = _mm_unpacklo_epi32(in[0], in[1]); |
| v1 = _mm_unpackhi_epi32(in[0], in[1]); |
| v2 = _mm_unpacklo_epi32(in[2], in[3]); |
| v3 = _mm_unpackhi_epi32(in[2], in[3]); |
| |
| u0 = _mm_unpacklo_epi64(v0, v2); |
| u1 = _mm_unpackhi_epi64(v0, v2); |
| u2 = _mm_unpacklo_epi64(v1, v3); |
| u3 = _mm_unpackhi_epi64(v1, v3); |
| |
| x = _mm_mullo_epi32(u0, cospi32); |
| y = _mm_mullo_epi32(u2, cospi32); |
| v0 = _mm_add_epi32(x, y); |
| v0 = _mm_add_epi32(v0, rnding); |
| v0 = _mm_srai_epi32(v0, bit); |
| |
| v1 = _mm_sub_epi32(x, y); |
| v1 = _mm_add_epi32(v1, rnding); |
| v1 = _mm_srai_epi32(v1, bit); |
| |
| x = _mm_mullo_epi32(u1, cospi48); |
| y = _mm_mullo_epi32(u3, cospim16); |
| v2 = _mm_add_epi32(x, y); |
| v2 = _mm_add_epi32(v2, rnding); |
| v2 = _mm_srai_epi32(v2, bit); |
| |
| x = _mm_mullo_epi32(u1, cospi16); |
| y = _mm_mullo_epi32(u3, cospi48); |
| v3 = _mm_add_epi32(x, y); |
| v3 = _mm_add_epi32(v3, rnding); |
| v3 = _mm_srai_epi32(v3, bit); |
| |
| addsub_sse4_1(v0, v3, in + 0, in + 3, &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v1, v2, in + 1, in + 2, &clamp_lo, &clamp_hi); |
| } |
| |
| static void iadst4x4_sse4_1(__m128i *in, int bit) { |
| const int32_t *sinpi = sinpi_arr(bit); |
| const __m128i rnding = _mm_set1_epi32(1 << (bit - 1)); |
| const __m128i sinpi1 = _mm_set1_epi32((int)sinpi[1]); |
| const __m128i sinpi2 = _mm_set1_epi32((int)sinpi[2]); |
| const __m128i sinpi3 = _mm_set1_epi32((int)sinpi[3]); |
| const __m128i sinpi4 = _mm_set1_epi32((int)sinpi[4]); |
| __m128i t; |
| __m128i s0, s1, s2, s3, s4, s5, s6, s7; |
| __m128i x0, x1, x2, x3; |
| __m128i u0, u1, u2, u3; |
| __m128i v0, v1, v2, v3; |
| |
| v0 = _mm_unpacklo_epi32(in[0], in[1]); |
| v1 = _mm_unpackhi_epi32(in[0], in[1]); |
| v2 = _mm_unpacklo_epi32(in[2], in[3]); |
| v3 = _mm_unpackhi_epi32(in[2], in[3]); |
| |
| x0 = _mm_unpacklo_epi64(v0, v2); |
| x1 = _mm_unpackhi_epi64(v0, v2); |
| x2 = _mm_unpacklo_epi64(v1, v3); |
| x3 = _mm_unpackhi_epi64(v1, v3); |
| |
| s0 = _mm_mullo_epi32(x0, sinpi1); |
| s1 = _mm_mullo_epi32(x0, sinpi2); |
| s2 = _mm_mullo_epi32(x1, sinpi3); |
| s3 = _mm_mullo_epi32(x2, sinpi4); |
| s4 = _mm_mullo_epi32(x2, sinpi1); |
| s5 = _mm_mullo_epi32(x3, sinpi2); |
| s6 = _mm_mullo_epi32(x3, sinpi4); |
| t = _mm_sub_epi32(x0, x2); |
| s7 = _mm_add_epi32(t, x3); |
| |
| t = _mm_add_epi32(s0, s3); |
| s0 = _mm_add_epi32(t, s5); |
| t = _mm_sub_epi32(s1, s4); |
| s1 = _mm_sub_epi32(t, s6); |
| s3 = s2; |
| s2 = _mm_mullo_epi32(s7, sinpi3); |
| |
| u0 = _mm_add_epi32(s0, s3); |
| u1 = _mm_add_epi32(s1, s3); |
| u2 = s2; |
| t = _mm_add_epi32(s0, s1); |
| u3 = _mm_sub_epi32(t, s3); |
| |
| u0 = _mm_add_epi32(u0, rnding); |
| u0 = _mm_srai_epi32(u0, bit); |
| |
| u1 = _mm_add_epi32(u1, rnding); |
| u1 = _mm_srai_epi32(u1, bit); |
| |
| u2 = _mm_add_epi32(u2, rnding); |
| u2 = _mm_srai_epi32(u2, bit); |
| |
| u3 = _mm_add_epi32(u3, rnding); |
| u3 = _mm_srai_epi32(u3, bit); |
| |
| in[0] = u0; |
| in[1] = u1; |
| in[2] = u2; |
| in[3] = u3; |
| } |
| |
| static INLINE void round_shift_4x4(__m128i *in, int shift) { |
| __m128i rnding = _mm_set1_epi32(1 << (shift - 1)); |
| |
| in[0] = _mm_add_epi32(in[0], rnding); |
| in[1] = _mm_add_epi32(in[1], rnding); |
| in[2] = _mm_add_epi32(in[2], rnding); |
| in[3] = _mm_add_epi32(in[3], rnding); |
| |
| in[0] = _mm_srai_epi32(in[0], shift); |
| in[1] = _mm_srai_epi32(in[1], shift); |
| in[2] = _mm_srai_epi32(in[2], shift); |
| in[3] = _mm_srai_epi32(in[3], shift); |
| } |
| |
| static INLINE __m128i highbd_clamp_epi16(__m128i u, int bd) { |
| const __m128i zero = _mm_setzero_si128(); |
| const __m128i one = _mm_set1_epi16(1); |
| const __m128i max = _mm_sub_epi16(_mm_slli_epi16(one, bd), one); |
| __m128i clamped, mask; |
| |
| mask = _mm_cmpgt_epi16(u, max); |
| clamped = _mm_andnot_si128(mask, u); |
| mask = _mm_and_si128(mask, max); |
| clamped = _mm_or_si128(mask, clamped); |
| mask = _mm_cmpgt_epi16(clamped, zero); |
| clamped = _mm_and_si128(clamped, mask); |
| |
| return clamped; |
| } |
| |
| static void write_buffer_4x4(__m128i *in, uint16_t *output, int stride, |
| int fliplr, int flipud, int shift, int bd) { |
| const __m128i zero = _mm_setzero_si128(); |
| __m128i u0, u1, u2, u3; |
| __m128i v0, v1, v2, v3; |
| |
| round_shift_4x4(in, shift); |
| |
| v0 = _mm_loadl_epi64((__m128i const *)(output + 0 * stride)); |
| v1 = _mm_loadl_epi64((__m128i const *)(output + 1 * stride)); |
| v2 = _mm_loadl_epi64((__m128i const *)(output + 2 * stride)); |
| v3 = _mm_loadl_epi64((__m128i const *)(output + 3 * stride)); |
| |
| v0 = _mm_unpacklo_epi16(v0, zero); |
| v1 = _mm_unpacklo_epi16(v1, zero); |
| v2 = _mm_unpacklo_epi16(v2, zero); |
| v3 = _mm_unpacklo_epi16(v3, zero); |
| |
| if (fliplr) { |
| in[0] = _mm_shuffle_epi32(in[0], 0x1B); |
| in[1] = _mm_shuffle_epi32(in[1], 0x1B); |
| in[2] = _mm_shuffle_epi32(in[2], 0x1B); |
| in[3] = _mm_shuffle_epi32(in[3], 0x1B); |
| } |
| |
| if (flipud) { |
| u0 = _mm_add_epi32(in[3], v0); |
| u1 = _mm_add_epi32(in[2], v1); |
| u2 = _mm_add_epi32(in[1], v2); |
| u3 = _mm_add_epi32(in[0], v3); |
| } else { |
| u0 = _mm_add_epi32(in[0], v0); |
| u1 = _mm_add_epi32(in[1], v1); |
| u2 = _mm_add_epi32(in[2], v2); |
| u3 = _mm_add_epi32(in[3], v3); |
| } |
| |
| v0 = _mm_packus_epi32(u0, u1); |
| v2 = _mm_packus_epi32(u2, u3); |
| |
| u0 = highbd_clamp_epi16(v0, bd); |
| u2 = highbd_clamp_epi16(v2, bd); |
| |
| v0 = _mm_unpacklo_epi64(u0, u0); |
| v1 = _mm_unpackhi_epi64(u0, u0); |
| v2 = _mm_unpacklo_epi64(u2, u2); |
| v3 = _mm_unpackhi_epi64(u2, u2); |
| |
| _mm_storel_epi64((__m128i *)(output + 0 * stride), v0); |
| _mm_storel_epi64((__m128i *)(output + 1 * stride), v1); |
| _mm_storel_epi64((__m128i *)(output + 2 * stride), v2); |
| _mm_storel_epi64((__m128i *)(output + 3 * stride), v3); |
| } |
| |
| void av1_inv_txfm2d_add_4x4_sse4_1(const int32_t *coeff, uint16_t *output, |
| int stride, TX_TYPE tx_type, int bd) { |
| __m128i in[4]; |
| const int8_t *shift = inv_txfm_shift_ls[TX_4X4]; |
| const int txw_idx = get_txw_idx(TX_4X4); |
| const int txh_idx = get_txh_idx(TX_4X4); |
| |
| switch (tx_type) { |
| case DCT_DCT: |
| load_buffer_4x4(coeff, in); |
| idct4x4_sse4_1(in, inv_cos_bit_row[txw_idx][txh_idx], 0, bd); |
| idct4x4_sse4_1(in, inv_cos_bit_col[txw_idx][txh_idx], 1, bd); |
| write_buffer_4x4(in, output, stride, 0, 0, -shift[1], bd); |
| break; |
| case ADST_DCT: |
| load_buffer_4x4(coeff, in); |
| idct4x4_sse4_1(in, inv_cos_bit_row[txw_idx][txh_idx], 0, bd); |
| iadst4x4_sse4_1(in, inv_cos_bit_col[txw_idx][txh_idx]); |
| write_buffer_4x4(in, output, stride, 0, 0, -shift[1], bd); |
| break; |
| case DCT_ADST: |
| load_buffer_4x4(coeff, in); |
| iadst4x4_sse4_1(in, inv_cos_bit_row[txw_idx][txh_idx]); |
| idct4x4_sse4_1(in, inv_cos_bit_col[txw_idx][txh_idx], 1, bd); |
| write_buffer_4x4(in, output, stride, 0, 0, -shift[1], bd); |
| break; |
| case ADST_ADST: |
| load_buffer_4x4(coeff, in); |
| iadst4x4_sse4_1(in, inv_cos_bit_row[txw_idx][txh_idx]); |
| iadst4x4_sse4_1(in, inv_cos_bit_col[txw_idx][txh_idx]); |
| write_buffer_4x4(in, output, stride, 0, 0, -shift[1], bd); |
| break; |
| case FLIPADST_DCT: |
| load_buffer_4x4(coeff, in); |
| idct4x4_sse4_1(in, inv_cos_bit_row[txw_idx][txh_idx], 0, bd); |
| iadst4x4_sse4_1(in, inv_cos_bit_col[txw_idx][txh_idx]); |
| write_buffer_4x4(in, output, stride, 0, 1, -shift[1], bd); |
| break; |
| case DCT_FLIPADST: |
| load_buffer_4x4(coeff, in); |
| iadst4x4_sse4_1(in, inv_cos_bit_row[txw_idx][txh_idx]); |
| idct4x4_sse4_1(in, inv_cos_bit_col[txw_idx][txh_idx], 1, bd); |
| write_buffer_4x4(in, output, stride, 1, 0, -shift[1], bd); |
| break; |
| case FLIPADST_FLIPADST: |
| load_buffer_4x4(coeff, in); |
| iadst4x4_sse4_1(in, inv_cos_bit_row[txw_idx][txh_idx]); |
| iadst4x4_sse4_1(in, inv_cos_bit_col[txw_idx][txh_idx]); |
| write_buffer_4x4(in, output, stride, 1, 1, -shift[1], bd); |
| break; |
| case ADST_FLIPADST: |
| load_buffer_4x4(coeff, in); |
| iadst4x4_sse4_1(in, inv_cos_bit_row[txw_idx][txh_idx]); |
| iadst4x4_sse4_1(in, inv_cos_bit_col[txw_idx][txh_idx]); |
| write_buffer_4x4(in, output, stride, 1, 0, -shift[1], bd); |
| break; |
| case FLIPADST_ADST: |
| load_buffer_4x4(coeff, in); |
| iadst4x4_sse4_1(in, inv_cos_bit_row[txw_idx][txh_idx]); |
| iadst4x4_sse4_1(in, inv_cos_bit_col[txw_idx][txh_idx]); |
| write_buffer_4x4(in, output, stride, 0, 1, -shift[1], bd); |
| break; |
| default: assert(0); |
| } |
| } |
| |
| // 8x8 |
| static void load_buffer_8x8(const int32_t *coeff, __m128i *in) { |
| in[0] = _mm_load_si128((const __m128i *)(coeff + 0)); |
| in[1] = _mm_load_si128((const __m128i *)(coeff + 4)); |
| in[2] = _mm_load_si128((const __m128i *)(coeff + 8)); |
| in[3] = _mm_load_si128((const __m128i *)(coeff + 12)); |
| in[4] = _mm_load_si128((const __m128i *)(coeff + 16)); |
| in[5] = _mm_load_si128((const __m128i *)(coeff + 20)); |
| in[6] = _mm_load_si128((const __m128i *)(coeff + 24)); |
| in[7] = _mm_load_si128((const __m128i *)(coeff + 28)); |
| in[8] = _mm_load_si128((const __m128i *)(coeff + 32)); |
| in[9] = _mm_load_si128((const __m128i *)(coeff + 36)); |
| in[10] = _mm_load_si128((const __m128i *)(coeff + 40)); |
| in[11] = _mm_load_si128((const __m128i *)(coeff + 44)); |
| in[12] = _mm_load_si128((const __m128i *)(coeff + 48)); |
| in[13] = _mm_load_si128((const __m128i *)(coeff + 52)); |
| in[14] = _mm_load_si128((const __m128i *)(coeff + 56)); |
| in[15] = _mm_load_si128((const __m128i *)(coeff + 60)); |
| } |
| |
| static void idct8x8_sse4_1(__m128i *in, __m128i *out, int bit, int do_cols, |
| int bd, int out_shift) { |
| const int32_t *cospi = cospi_arr(bit); |
| const __m128i cospi56 = _mm_set1_epi32(cospi[56]); |
| const __m128i cospim8 = _mm_set1_epi32(-cospi[8]); |
| const __m128i cospi24 = _mm_set1_epi32(cospi[24]); |
| const __m128i cospim40 = _mm_set1_epi32(-cospi[40]); |
| const __m128i cospi40 = _mm_set1_epi32(cospi[40]); |
| const __m128i cospi8 = _mm_set1_epi32(cospi[8]); |
| const __m128i cospi32 = _mm_set1_epi32(cospi[32]); |
| const __m128i cospi48 = _mm_set1_epi32(cospi[48]); |
| const __m128i cospim16 = _mm_set1_epi32(-cospi[16]); |
| const __m128i cospi16 = _mm_set1_epi32(cospi[16]); |
| const __m128i rnding = _mm_set1_epi32(1 << (bit - 1)); |
| const int log_range = AOMMAX(16, bd + (do_cols ? 6 : 8)); |
| const __m128i clamp_lo = _mm_set1_epi32(-(1 << (log_range - 1))); |
| const __m128i clamp_hi = _mm_set1_epi32((1 << (log_range - 1)) - 1); |
| __m128i u0, u1, u2, u3, u4, u5, u6, u7; |
| __m128i v0, v1, v2, v3, v4, v5, v6, v7; |
| __m128i x, y; |
| int col; |
| |
| // Note: |
| // Even column: 0, 2, ..., 14 |
| // Odd column: 1, 3, ..., 15 |
| // one even column plus one odd column constructs one row (8 coeffs) |
| // total we have 8 rows (8x8). |
| for (col = 0; col < 2; ++col) { |
| // stage 0 |
| // stage 1 |
| // stage 2 |
| u0 = in[0 * 2 + col]; |
| u1 = in[4 * 2 + col]; |
| u2 = in[2 * 2 + col]; |
| u3 = in[6 * 2 + col]; |
| |
| x = _mm_mullo_epi32(in[1 * 2 + col], cospi56); |
| y = _mm_mullo_epi32(in[7 * 2 + col], cospim8); |
| u4 = _mm_add_epi32(x, y); |
| u4 = _mm_add_epi32(u4, rnding); |
| u4 = _mm_srai_epi32(u4, bit); |
| |
| x = _mm_mullo_epi32(in[1 * 2 + col], cospi8); |
| y = _mm_mullo_epi32(in[7 * 2 + col], cospi56); |
| u7 = _mm_add_epi32(x, y); |
| u7 = _mm_add_epi32(u7, rnding); |
| u7 = _mm_srai_epi32(u7, bit); |
| |
| x = _mm_mullo_epi32(in[5 * 2 + col], cospi24); |
| y = _mm_mullo_epi32(in[3 * 2 + col], cospim40); |
| u5 = _mm_add_epi32(x, y); |
| u5 = _mm_add_epi32(u5, rnding); |
| u5 = _mm_srai_epi32(u5, bit); |
| |
| x = _mm_mullo_epi32(in[5 * 2 + col], cospi40); |
| y = _mm_mullo_epi32(in[3 * 2 + col], cospi24); |
| u6 = _mm_add_epi32(x, y); |
| u6 = _mm_add_epi32(u6, rnding); |
| u6 = _mm_srai_epi32(u6, bit); |
| |
| // stage 3 |
| x = _mm_mullo_epi32(u0, cospi32); |
| y = _mm_mullo_epi32(u1, cospi32); |
| v0 = _mm_add_epi32(x, y); |
| v0 = _mm_add_epi32(v0, rnding); |
| v0 = _mm_srai_epi32(v0, bit); |
| |
| v1 = _mm_sub_epi32(x, y); |
| v1 = _mm_add_epi32(v1, rnding); |
| v1 = _mm_srai_epi32(v1, bit); |
| |
| x = _mm_mullo_epi32(u2, cospi48); |
| y = _mm_mullo_epi32(u3, cospim16); |
| v2 = _mm_add_epi32(x, y); |
| v2 = _mm_add_epi32(v2, rnding); |
| v2 = _mm_srai_epi32(v2, bit); |
| |
| x = _mm_mullo_epi32(u2, cospi16); |
| y = _mm_mullo_epi32(u3, cospi48); |
| v3 = _mm_add_epi32(x, y); |
| v3 = _mm_add_epi32(v3, rnding); |
| v3 = _mm_srai_epi32(v3, bit); |
| |
| addsub_sse4_1(u4, u5, &v4, &v5, &clamp_lo, &clamp_hi); |
| addsub_sse4_1(u7, u6, &v7, &v6, &clamp_lo, &clamp_hi); |
| |
| // stage 4 |
| addsub_sse4_1(v0, v3, &u0, &u3, &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v1, v2, &u1, &u2, &clamp_lo, &clamp_hi); |
| u4 = v4; |
| u7 = v7; |
| |
| x = _mm_mullo_epi32(v5, cospi32); |
| y = _mm_mullo_epi32(v6, cospi32); |
| u6 = _mm_add_epi32(y, x); |
| u6 = _mm_add_epi32(u6, rnding); |
| u6 = _mm_srai_epi32(u6, bit); |
| |
| u5 = _mm_sub_epi32(y, x); |
| u5 = _mm_add_epi32(u5, rnding); |
| u5 = _mm_srai_epi32(u5, bit); |
| |
| // stage 5 |
| if (do_cols) { |
| addsub_no_clamp_sse4_1(u0, u7, out + 0 * 2 + col, out + 7 * 2 + col); |
| addsub_no_clamp_sse4_1(u1, u6, out + 1 * 2 + col, out + 6 * 2 + col); |
| addsub_no_clamp_sse4_1(u2, u5, out + 2 * 2 + col, out + 5 * 2 + col); |
| addsub_no_clamp_sse4_1(u3, u4, out + 3 * 2 + col, out + 4 * 2 + col); |
| } else { |
| addsub_shift_sse4_1(u0, u7, out + 0 * 2 + col, out + 7 * 2 + col, |
| &clamp_lo, &clamp_hi, out_shift); |
| addsub_shift_sse4_1(u1, u6, out + 1 * 2 + col, out + 6 * 2 + col, |
| &clamp_lo, &clamp_hi, out_shift); |
| addsub_shift_sse4_1(u2, u5, out + 2 * 2 + col, out + 5 * 2 + col, |
| &clamp_lo, &clamp_hi, out_shift); |
| addsub_shift_sse4_1(u3, u4, out + 3 * 2 + col, out + 4 * 2 + col, |
| &clamp_lo, &clamp_hi, out_shift); |
| } |
| } |
| } |
| |
| static void iadst8x8_sse4_1(__m128i *in, __m128i *out, int bit, int do_cols, |
| int bd, int out_shift) { |
| const int32_t *cospi = cospi_arr(bit); |
| const __m128i cospi4 = _mm_set1_epi32(cospi[4]); |
| const __m128i cospi60 = _mm_set1_epi32(cospi[60]); |
| const __m128i cospi20 = _mm_set1_epi32(cospi[20]); |
| const __m128i cospi44 = _mm_set1_epi32(cospi[44]); |
| const __m128i cospi36 = _mm_set1_epi32(cospi[36]); |
| const __m128i cospi28 = _mm_set1_epi32(cospi[28]); |
| const __m128i cospi52 = _mm_set1_epi32(cospi[52]); |
| const __m128i cospi12 = _mm_set1_epi32(cospi[12]); |
| const __m128i cospi16 = _mm_set1_epi32(cospi[16]); |
| const __m128i cospi48 = _mm_set1_epi32(cospi[48]); |
| const __m128i cospim48 = _mm_set1_epi32(-cospi[48]); |
| const __m128i cospi32 = _mm_set1_epi32(cospi[32]); |
| const __m128i rnding = _mm_set1_epi32(1 << (bit - 1)); |
| const __m128i kZero = _mm_setzero_si128(); |
| const int log_range = AOMMAX(16, bd + (do_cols ? 6 : 8)); |
| const __m128i clamp_lo = _mm_set1_epi32(-(1 << (log_range - 1))); |
| const __m128i clamp_hi = _mm_set1_epi32((1 << (log_range - 1)) - 1); |
| __m128i u[8], v[8], x; |
| |
| // Even 8 points: 0, 2, ..., 14 |
| // stage 0 |
| // stage 1 |
| // stage 2 |
| // (1) |
| u[0] = _mm_mullo_epi32(in[14], cospi4); |
| x = _mm_mullo_epi32(in[0], cospi60); |
| u[0] = _mm_add_epi32(u[0], x); |
| u[0] = _mm_add_epi32(u[0], rnding); |
| u[0] = _mm_srai_epi32(u[0], bit); |
| |
| u[1] = _mm_mullo_epi32(in[14], cospi60); |
| x = _mm_mullo_epi32(in[0], cospi4); |
| u[1] = _mm_sub_epi32(u[1], x); |
| u[1] = _mm_add_epi32(u[1], rnding); |
| u[1] = _mm_srai_epi32(u[1], bit); |
| |
| // (2) |
| u[2] = _mm_mullo_epi32(in[10], cospi20); |
| x = _mm_mullo_epi32(in[4], cospi44); |
| u[2] = _mm_add_epi32(u[2], x); |
| u[2] = _mm_add_epi32(u[2], rnding); |
| u[2] = _mm_srai_epi32(u[2], bit); |
| |
| u[3] = _mm_mullo_epi32(in[10], cospi44); |
| x = _mm_mullo_epi32(in[4], cospi20); |
| u[3] = _mm_sub_epi32(u[3], x); |
| u[3] = _mm_add_epi32(u[3], rnding); |
| u[3] = _mm_srai_epi32(u[3], bit); |
| |
| // (3) |
| u[4] = _mm_mullo_epi32(in[6], cospi36); |
| x = _mm_mullo_epi32(in[8], cospi28); |
| u[4] = _mm_add_epi32(u[4], x); |
| u[4] = _mm_add_epi32(u[4], rnding); |
| u[4] = _mm_srai_epi32(u[4], bit); |
| |
| u[5] = _mm_mullo_epi32(in[6], cospi28); |
| x = _mm_mullo_epi32(in[8], cospi36); |
| u[5] = _mm_sub_epi32(u[5], x); |
| u[5] = _mm_add_epi32(u[5], rnding); |
| u[5] = _mm_srai_epi32(u[5], bit); |
| |
| // (4) |
| u[6] = _mm_mullo_epi32(in[2], cospi52); |
| x = _mm_mullo_epi32(in[12], cospi12); |
| u[6] = _mm_add_epi32(u[6], x); |
| u[6] = _mm_add_epi32(u[6], rnding); |
| u[6] = _mm_srai_epi32(u[6], bit); |
| |
| u[7] = _mm_mullo_epi32(in[2], cospi12); |
| x = _mm_mullo_epi32(in[12], cospi52); |
| u[7] = _mm_sub_epi32(u[7], x); |
| u[7] = _mm_add_epi32(u[7], rnding); |
| u[7] = _mm_srai_epi32(u[7], bit); |
| |
| // stage 3 |
| addsub_sse4_1(u[0], u[4], &v[0], &v[4], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(u[1], u[5], &v[1], &v[5], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(u[2], u[6], &v[2], &v[6], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(u[3], u[7], &v[3], &v[7], &clamp_lo, &clamp_hi); |
| |
| // stage 4 |
| u[0] = v[0]; |
| u[1] = v[1]; |
| u[2] = v[2]; |
| u[3] = v[3]; |
| |
| u[4] = _mm_mullo_epi32(v[4], cospi16); |
| x = _mm_mullo_epi32(v[5], cospi48); |
| u[4] = _mm_add_epi32(u[4], x); |
| u[4] = _mm_add_epi32(u[4], rnding); |
| u[4] = _mm_srai_epi32(u[4], bit); |
| |
| u[5] = _mm_mullo_epi32(v[4], cospi48); |
| x = _mm_mullo_epi32(v[5], cospi16); |
| u[5] = _mm_sub_epi32(u[5], x); |
| u[5] = _mm_add_epi32(u[5], rnding); |
| u[5] = _mm_srai_epi32(u[5], bit); |
| |
| u[6] = _mm_mullo_epi32(v[6], cospim48); |
| x = _mm_mullo_epi32(v[7], cospi16); |
| u[6] = _mm_add_epi32(u[6], x); |
| u[6] = _mm_add_epi32(u[6], rnding); |
| u[6] = _mm_srai_epi32(u[6], bit); |
| |
| u[7] = _mm_mullo_epi32(v[6], cospi16); |
| x = _mm_mullo_epi32(v[7], cospim48); |
| u[7] = _mm_sub_epi32(u[7], x); |
| u[7] = _mm_add_epi32(u[7], rnding); |
| u[7] = _mm_srai_epi32(u[7], bit); |
| |
| // stage 5 |
| addsub_sse4_1(u[0], u[2], &v[0], &v[2], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(u[1], u[3], &v[1], &v[3], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(u[4], u[6], &v[4], &v[6], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(u[5], u[7], &v[5], &v[7], &clamp_lo, &clamp_hi); |
| |
| // stage 6 |
| u[0] = v[0]; |
| u[1] = v[1]; |
| u[4] = v[4]; |
| u[5] = v[5]; |
| |
| v[0] = _mm_mullo_epi32(v[2], cospi32); |
| x = _mm_mullo_epi32(v[3], cospi32); |
| u[2] = _mm_add_epi32(v[0], x); |
| u[2] = _mm_add_epi32(u[2], rnding); |
| u[2] = _mm_srai_epi32(u[2], bit); |
| |
| u[3] = _mm_sub_epi32(v[0], x); |
| u[3] = _mm_add_epi32(u[3], rnding); |
| u[3] = _mm_srai_epi32(u[3], bit); |
| |
| v[0] = _mm_mullo_epi32(v[6], cospi32); |
| x = _mm_mullo_epi32(v[7], cospi32); |
| u[6] = _mm_add_epi32(v[0], x); |
| u[6] = _mm_add_epi32(u[6], rnding); |
| u[6] = _mm_srai_epi32(u[6], bit); |
| |
| u[7] = _mm_sub_epi32(v[0], x); |
| u[7] = _mm_add_epi32(u[7], rnding); |
| u[7] = _mm_srai_epi32(u[7], bit); |
| |
| // stage 7 |
| if (do_cols) { |
| out[0] = u[0]; |
| out[2] = _mm_sub_epi32(kZero, u[4]); |
| out[4] = u[6]; |
| out[6] = _mm_sub_epi32(kZero, u[2]); |
| out[8] = u[3]; |
| out[10] = _mm_sub_epi32(kZero, u[7]); |
| out[12] = u[5]; |
| out[14] = _mm_sub_epi32(kZero, u[1]); |
| } else { |
| neg_shift_sse4_1(u[0], u[4], out + 0, out + 2, &clamp_lo, &clamp_hi, |
| out_shift); |
| neg_shift_sse4_1(u[6], u[2], out + 4, out + 6, &clamp_lo, &clamp_hi, |
| out_shift); |
| neg_shift_sse4_1(u[3], u[7], out + 8, out + 10, &clamp_lo, &clamp_hi, |
| out_shift); |
| neg_shift_sse4_1(u[5], u[1], out + 12, out + 14, &clamp_lo, &clamp_hi, |
| out_shift); |
| } |
| |
| // Odd 8 points: 1, 3, ..., 15 |
| // stage 0 |
| // stage 1 |
| // stage 2 |
| // (1) |
| u[0] = _mm_mullo_epi32(in[15], cospi4); |
| x = _mm_mullo_epi32(in[1], cospi60); |
| u[0] = _mm_add_epi32(u[0], x); |
| u[0] = _mm_add_epi32(u[0], rnding); |
| u[0] = _mm_srai_epi32(u[0], bit); |
| |
| u[1] = _mm_mullo_epi32(in[15], cospi60); |
| x = _mm_mullo_epi32(in[1], cospi4); |
| u[1] = _mm_sub_epi32(u[1], x); |
| u[1] = _mm_add_epi32(u[1], rnding); |
| u[1] = _mm_srai_epi32(u[1], bit); |
| |
| // (2) |
| u[2] = _mm_mullo_epi32(in[11], cospi20); |
| x = _mm_mullo_epi32(in[5], cospi44); |
| u[2] = _mm_add_epi32(u[2], x); |
| u[2] = _mm_add_epi32(u[2], rnding); |
| u[2] = _mm_srai_epi32(u[2], bit); |
| |
| u[3] = _mm_mullo_epi32(in[11], cospi44); |
| x = _mm_mullo_epi32(in[5], cospi20); |
| u[3] = _mm_sub_epi32(u[3], x); |
| u[3] = _mm_add_epi32(u[3], rnding); |
| u[3] = _mm_srai_epi32(u[3], bit); |
| |
| // (3) |
| u[4] = _mm_mullo_epi32(in[7], cospi36); |
| x = _mm_mullo_epi32(in[9], cospi28); |
| u[4] = _mm_add_epi32(u[4], x); |
| u[4] = _mm_add_epi32(u[4], rnding); |
| u[4] = _mm_srai_epi32(u[4], bit); |
| |
| u[5] = _mm_mullo_epi32(in[7], cospi28); |
| x = _mm_mullo_epi32(in[9], cospi36); |
| u[5] = _mm_sub_epi32(u[5], x); |
| u[5] = _mm_add_epi32(u[5], rnding); |
| u[5] = _mm_srai_epi32(u[5], bit); |
| |
| // (4) |
| u[6] = _mm_mullo_epi32(in[3], cospi52); |
| x = _mm_mullo_epi32(in[13], cospi12); |
| u[6] = _mm_add_epi32(u[6], x); |
| u[6] = _mm_add_epi32(u[6], rnding); |
| u[6] = _mm_srai_epi32(u[6], bit); |
| |
| u[7] = _mm_mullo_epi32(in[3], cospi12); |
| x = _mm_mullo_epi32(in[13], cospi52); |
| u[7] = _mm_sub_epi32(u[7], x); |
| u[7] = _mm_add_epi32(u[7], rnding); |
| u[7] = _mm_srai_epi32(u[7], bit); |
| |
| // stage 3 |
| addsub_sse4_1(u[0], u[4], &v[0], &v[4], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(u[1], u[5], &v[1], &v[5], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(u[2], u[6], &v[2], &v[6], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(u[3], u[7], &v[3], &v[7], &clamp_lo, &clamp_hi); |
| |
| // stage 4 |
| u[0] = v[0]; |
| u[1] = v[1]; |
| u[2] = v[2]; |
| u[3] = v[3]; |
| |
| u[4] = _mm_mullo_epi32(v[4], cospi16); |
| x = _mm_mullo_epi32(v[5], cospi48); |
| u[4] = _mm_add_epi32(u[4], x); |
| u[4] = _mm_add_epi32(u[4], rnding); |
| u[4] = _mm_srai_epi32(u[4], bit); |
| |
| u[5] = _mm_mullo_epi32(v[4], cospi48); |
| x = _mm_mullo_epi32(v[5], cospi16); |
| u[5] = _mm_sub_epi32(u[5], x); |
| u[5] = _mm_add_epi32(u[5], rnding); |
| u[5] = _mm_srai_epi32(u[5], bit); |
| |
| u[6] = _mm_mullo_epi32(v[6], cospim48); |
| x = _mm_mullo_epi32(v[7], cospi16); |
| u[6] = _mm_add_epi32(u[6], x); |
| u[6] = _mm_add_epi32(u[6], rnding); |
| u[6] = _mm_srai_epi32(u[6], bit); |
| |
| u[7] = _mm_mullo_epi32(v[6], cospi16); |
| x = _mm_mullo_epi32(v[7], cospim48); |
| u[7] = _mm_sub_epi32(u[7], x); |
| u[7] = _mm_add_epi32(u[7], rnding); |
| u[7] = _mm_srai_epi32(u[7], bit); |
| |
| // stage 5 |
| addsub_sse4_1(u[0], u[2], &v[0], &v[2], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(u[1], u[3], &v[1], &v[3], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(u[4], u[6], &v[4], &v[6], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(u[5], u[7], &v[5], &v[7], &clamp_lo, &clamp_hi); |
| |
| // stage 6 |
| u[0] = v[0]; |
| u[1] = v[1]; |
| u[4] = v[4]; |
| u[5] = v[5]; |
| |
| v[0] = _mm_mullo_epi32(v[2], cospi32); |
| x = _mm_mullo_epi32(v[3], cospi32); |
| u[2] = _mm_add_epi32(v[0], x); |
| u[2] = _mm_add_epi32(u[2], rnding); |
| u[2] = _mm_srai_epi32(u[2], bit); |
| |
| u[3] = _mm_sub_epi32(v[0], x); |
| u[3] = _mm_add_epi32(u[3], rnding); |
| u[3] = _mm_srai_epi32(u[3], bit); |
| |
| v[0] = _mm_mullo_epi32(v[6], cospi32); |
| x = _mm_mullo_epi32(v[7], cospi32); |
| u[6] = _mm_add_epi32(v[0], x); |
| u[6] = _mm_add_epi32(u[6], rnding); |
| u[6] = _mm_srai_epi32(u[6], bit); |
| |
| u[7] = _mm_sub_epi32(v[0], x); |
| u[7] = _mm_add_epi32(u[7], rnding); |
| u[7] = _mm_srai_epi32(u[7], bit); |
| |
| // stage 7 |
| if (do_cols) { |
| out[1] = u[0]; |
| out[3] = _mm_sub_epi32(kZero, u[4]); |
| out[5] = u[6]; |
| out[7] = _mm_sub_epi32(kZero, u[2]); |
| out[9] = u[3]; |
| out[11] = _mm_sub_epi32(kZero, u[7]); |
| out[13] = u[5]; |
| out[15] = _mm_sub_epi32(kZero, u[1]); |
| } else { |
| neg_shift_sse4_1(u[0], u[4], out + 1, out + 3, &clamp_lo, &clamp_hi, |
| out_shift); |
| neg_shift_sse4_1(u[6], u[2], out + 5, out + 7, &clamp_lo, &clamp_hi, |
| out_shift); |
| neg_shift_sse4_1(u[3], u[7], out + 9, out + 11, &clamp_lo, &clamp_hi, |
| out_shift); |
| neg_shift_sse4_1(u[5], u[1], out + 13, out + 15, &clamp_lo, &clamp_hi, |
| out_shift); |
| } |
| } |
| |
| static void round_shift_8x8(__m128i *in, int shift) { |
| round_shift_4x4(&in[0], shift); |
| round_shift_4x4(&in[4], shift); |
| round_shift_4x4(&in[8], shift); |
| round_shift_4x4(&in[12], shift); |
| } |
| |
| static __m128i get_recon_8x8(const __m128i pred, __m128i res_lo, __m128i res_hi, |
| int fliplr, int bd) { |
| __m128i x0, x1; |
| const __m128i zero = _mm_setzero_si128(); |
| |
| x0 = _mm_unpacklo_epi16(pred, zero); |
| x1 = _mm_unpackhi_epi16(pred, zero); |
| |
| if (fliplr) { |
| res_lo = _mm_shuffle_epi32(res_lo, 0x1B); |
| res_hi = _mm_shuffle_epi32(res_hi, 0x1B); |
| x0 = _mm_add_epi32(res_hi, x0); |
| x1 = _mm_add_epi32(res_lo, x1); |
| |
| } else { |
| x0 = _mm_add_epi32(res_lo, x0); |
| x1 = _mm_add_epi32(res_hi, x1); |
| } |
| |
| x0 = _mm_packus_epi32(x0, x1); |
| return highbd_clamp_epi16(x0, bd); |
| } |
| |
| static void write_buffer_8x8(__m128i *in, uint16_t *output, int stride, |
| int fliplr, int flipud, int shift, int bd) { |
| __m128i u0, u1, u2, u3, u4, u5, u6, u7; |
| __m128i v0, v1, v2, v3, v4, v5, v6, v7; |
| |
| round_shift_8x8(in, shift); |
| |
| v0 = _mm_load_si128((__m128i const *)(output + 0 * stride)); |
| v1 = _mm_load_si128((__m128i const *)(output + 1 * stride)); |
| v2 = _mm_load_si128((__m128i const *)(output + 2 * stride)); |
| v3 = _mm_load_si128((__m128i const *)(output + 3 * stride)); |
| v4 = _mm_load_si128((__m128i const *)(output + 4 * stride)); |
| v5 = _mm_load_si128((__m128i const *)(output + 5 * stride)); |
| v6 = _mm_load_si128((__m128i const *)(output + 6 * stride)); |
| v7 = _mm_load_si128((__m128i const *)(output + 7 * stride)); |
| |
| if (flipud) { |
| u0 = get_recon_8x8(v0, in[14], in[15], fliplr, bd); |
| u1 = get_recon_8x8(v1, in[12], in[13], fliplr, bd); |
| u2 = get_recon_8x8(v2, in[10], in[11], fliplr, bd); |
| u3 = get_recon_8x8(v3, in[8], in[9], fliplr, bd); |
| u4 = get_recon_8x8(v4, in[6], in[7], fliplr, bd); |
| u5 = get_recon_8x8(v5, in[4], in[5], fliplr, bd); |
| u6 = get_recon_8x8(v6, in[2], in[3], fliplr, bd); |
| u7 = get_recon_8x8(v7, in[0], in[1], fliplr, bd); |
| } else { |
| u0 = get_recon_8x8(v0, in[0], in[1], fliplr, bd); |
| u1 = get_recon_8x8(v1, in[2], in[3], fliplr, bd); |
| u2 = get_recon_8x8(v2, in[4], in[5], fliplr, bd); |
| u3 = get_recon_8x8(v3, in[6], in[7], fliplr, bd); |
| u4 = get_recon_8x8(v4, in[8], in[9], fliplr, bd); |
| u5 = get_recon_8x8(v5, in[10], in[11], fliplr, bd); |
| u6 = get_recon_8x8(v6, in[12], in[13], fliplr, bd); |
| u7 = get_recon_8x8(v7, in[14], in[15], fliplr, bd); |
| } |
| |
| _mm_store_si128((__m128i *)(output + 0 * stride), u0); |
| _mm_store_si128((__m128i *)(output + 1 * stride), u1); |
| _mm_store_si128((__m128i *)(output + 2 * stride), u2); |
| _mm_store_si128((__m128i *)(output + 3 * stride), u3); |
| _mm_store_si128((__m128i *)(output + 4 * stride), u4); |
| _mm_store_si128((__m128i *)(output + 5 * stride), u5); |
| _mm_store_si128((__m128i *)(output + 6 * stride), u6); |
| _mm_store_si128((__m128i *)(output + 7 * stride), u7); |
| } |
| |
| void av1_inv_txfm2d_add_8x8_sse4_1(const int32_t *coeff, uint16_t *output, |
| int stride, TX_TYPE tx_type, int bd) { |
| __m128i in[16], out[16]; |
| const int8_t *shift = inv_txfm_shift_ls[TX_8X8]; |
| const int txw_idx = get_txw_idx(TX_8X8); |
| const int txh_idx = get_txh_idx(TX_8X8); |
| |
| switch (tx_type) { |
| case DCT_DCT: |
| load_buffer_8x8(coeff, in); |
| transpose_8x8(in, out); |
| idct8x8_sse4_1(out, in, inv_cos_bit_row[txw_idx][txh_idx], 0, bd, |
| -shift[0]); |
| transpose_8x8(in, out); |
| idct8x8_sse4_1(out, in, inv_cos_bit_col[txw_idx][txh_idx], 1, bd, 0); |
| write_buffer_8x8(in, output, stride, 0, 0, -shift[1], bd); |
| break; |
| case DCT_ADST: |
| load_buffer_8x8(coeff, in); |
| transpose_8x8(in, out); |
| iadst8x8_sse4_1(out, in, inv_cos_bit_row[txw_idx][txh_idx], 0, bd, |
| -shift[0]); |
| transpose_8x8(in, out); |
| idct8x8_sse4_1(out, in, inv_cos_bit_col[txw_idx][txh_idx], 1, bd, 0); |
| write_buffer_8x8(in, output, stride, 0, 0, -shift[1], bd); |
| break; |
| case ADST_DCT: |
| load_buffer_8x8(coeff, in); |
| transpose_8x8(in, out); |
| idct8x8_sse4_1(out, in, inv_cos_bit_row[txw_idx][txh_idx], 0, bd, |
| -shift[0]); |
| transpose_8x8(in, out); |
| iadst8x8_sse4_1(out, in, inv_cos_bit_col[txw_idx][txh_idx], 1, bd, 0); |
| write_buffer_8x8(in, output, stride, 0, 0, -shift[1], bd); |
| break; |
| case ADST_ADST: |
| load_buffer_8x8(coeff, in); |
| transpose_8x8(in, out); |
| iadst8x8_sse4_1(out, in, inv_cos_bit_row[txw_idx][txh_idx], 0, bd, |
| -shift[0]); |
| transpose_8x8(in, out); |
| iadst8x8_sse4_1(out, in, inv_cos_bit_col[txw_idx][txh_idx], 1, bd, 0); |
| write_buffer_8x8(in, output, stride, 0, 0, -shift[1], bd); |
| break; |
| case FLIPADST_DCT: |
| load_buffer_8x8(coeff, in); |
| transpose_8x8(in, out); |
| idct8x8_sse4_1(out, in, inv_cos_bit_row[txw_idx][txh_idx], 0, bd, |
| -shift[0]); |
| transpose_8x8(in, out); |
| iadst8x8_sse4_1(out, in, inv_cos_bit_col[txw_idx][txh_idx], 1, bd, 0); |
| write_buffer_8x8(in, output, stride, 0, 1, -shift[1], bd); |
| break; |
| case DCT_FLIPADST: |
| load_buffer_8x8(coeff, in); |
| transpose_8x8(in, out); |
| iadst8x8_sse4_1(out, in, inv_cos_bit_row[txw_idx][txh_idx], 0, bd, |
| -shift[0]); |
| transpose_8x8(in, out); |
| idct8x8_sse4_1(out, in, inv_cos_bit_col[txw_idx][txh_idx], 1, bd, 0); |
| write_buffer_8x8(in, output, stride, 1, 0, -shift[1], bd); |
| break; |
| case ADST_FLIPADST: |
| load_buffer_8x8(coeff, in); |
| transpose_8x8(in, out); |
| iadst8x8_sse4_1(out, in, inv_cos_bit_row[txw_idx][txh_idx], 0, bd, |
| -shift[0]); |
| transpose_8x8(in, out); |
| iadst8x8_sse4_1(out, in, inv_cos_bit_col[txw_idx][txh_idx], 1, bd, 0); |
| write_buffer_8x8(in, output, stride, 1, 0, -shift[1], bd); |
| break; |
| case FLIPADST_FLIPADST: |
| load_buffer_8x8(coeff, in); |
| transpose_8x8(in, out); |
| iadst8x8_sse4_1(out, in, inv_cos_bit_row[txw_idx][txh_idx], 0, bd, |
| -shift[0]); |
| transpose_8x8(in, out); |
| iadst8x8_sse4_1(out, in, inv_cos_bit_col[txw_idx][txh_idx], 1, bd, 0); |
| write_buffer_8x8(in, output, stride, 1, 1, -shift[1], bd); |
| break; |
| case FLIPADST_ADST: |
| load_buffer_8x8(coeff, in); |
| transpose_8x8(in, out); |
| iadst8x8_sse4_1(out, in, inv_cos_bit_row[txw_idx][txh_idx], 0, bd, |
| -shift[0]); |
| transpose_8x8(in, out); |
| iadst8x8_sse4_1(out, in, inv_cos_bit_col[txw_idx][txh_idx], 1, bd, 0); |
| write_buffer_8x8(in, output, stride, 0, 1, -shift[1], bd); |
| break; |
| default: assert(0); |
| } |
| } |
| |
| // 16x16 |
| static void load_buffer_16x16(const int32_t *coeff, __m128i *in) { |
| int i; |
| for (i = 0; i < 64; ++i) { |
| in[i] = _mm_load_si128((const __m128i *)(coeff + (i << 2))); |
| } |
| } |
| |
| static void assign_8x8_input_from_16x16(const __m128i *in, __m128i *in8x8, |
| int col) { |
| int i; |
| for (i = 0; i < 16; i += 2) { |
| in8x8[i] = in[col]; |
| in8x8[i + 1] = in[col + 1]; |
| col += 4; |
| } |
| } |
| |
| static void swap_addr(uint16_t **output1, uint16_t **output2) { |
| uint16_t *tmp; |
| tmp = *output1; |
| *output1 = *output2; |
| *output2 = tmp; |
| } |
| |
| static void write_buffer_16x16(__m128i *in, uint16_t *output, int stride, |
| int fliplr, int flipud, int shift, int bd) { |
| __m128i in8x8[16]; |
| uint16_t *leftUp = &output[0]; |
| uint16_t *rightUp = &output[8]; |
| uint16_t *leftDown = &output[8 * stride]; |
| uint16_t *rightDown = &output[8 * stride + 8]; |
| |
| if (fliplr) { |
| swap_addr(&leftUp, &rightUp); |
| swap_addr(&leftDown, &rightDown); |
| } |
| |
| if (flipud) { |
| swap_addr(&leftUp, &leftDown); |
| swap_addr(&rightUp, &rightDown); |
| } |
| |
| // Left-up quarter |
| assign_8x8_input_from_16x16(in, in8x8, 0); |
| write_buffer_8x8(in8x8, leftUp, stride, fliplr, flipud, shift, bd); |
| |
| // Right-up quarter |
| assign_8x8_input_from_16x16(in, in8x8, 2); |
| write_buffer_8x8(in8x8, rightUp, stride, fliplr, flipud, shift, bd); |
| |
| // Left-down quarter |
| assign_8x8_input_from_16x16(in, in8x8, 32); |
| write_buffer_8x8(in8x8, leftDown, stride, fliplr, flipud, shift, bd); |
| |
| // Right-down quarter |
| assign_8x8_input_from_16x16(in, in8x8, 34); |
| write_buffer_8x8(in8x8, rightDown, stride, fliplr, flipud, shift, bd); |
| } |
| |
| static void idct16x16_sse4_1(__m128i *in, __m128i *out, int bit, int do_cols, |
| int bd, int out_shift) { |
| const int32_t *cospi = cospi_arr(bit); |
| const __m128i cospi60 = _mm_set1_epi32(cospi[60]); |
| const __m128i cospim4 = _mm_set1_epi32(-cospi[4]); |
| const __m128i cospi28 = _mm_set1_epi32(cospi[28]); |
| const __m128i cospim36 = _mm_set1_epi32(-cospi[36]); |
| const __m128i cospi44 = _mm_set1_epi32(cospi[44]); |
| const __m128i cospi20 = _mm_set1_epi32(cospi[20]); |
| const __m128i cospim20 = _mm_set1_epi32(-cospi[20]); |
| const __m128i cospi12 = _mm_set1_epi32(cospi[12]); |
| const __m128i cospim52 = _mm_set1_epi32(-cospi[52]); |
| const __m128i cospi52 = _mm_set1_epi32(cospi[52]); |
| const __m128i cospi36 = _mm_set1_epi32(cospi[36]); |
| const __m128i cospi4 = _mm_set1_epi32(cospi[4]); |
| const __m128i cospi56 = _mm_set1_epi32(cospi[56]); |
| const __m128i cospim8 = _mm_set1_epi32(-cospi[8]); |
| const __m128i cospi24 = _mm_set1_epi32(cospi[24]); |
| const __m128i cospim40 = _mm_set1_epi32(-cospi[40]); |
| const __m128i cospi40 = _mm_set1_epi32(cospi[40]); |
| const __m128i cospi8 = _mm_set1_epi32(cospi[8]); |
| const __m128i cospi32 = _mm_set1_epi32(cospi[32]); |
| const __m128i cospi48 = _mm_set1_epi32(cospi[48]); |
| const __m128i cospi16 = _mm_set1_epi32(cospi[16]); |
| const __m128i cospim16 = _mm_set1_epi32(-cospi[16]); |
| const __m128i cospim48 = _mm_set1_epi32(-cospi[48]); |
| const __m128i rnding = _mm_set1_epi32(1 << (bit - 1)); |
| const int log_range = AOMMAX(16, bd + (do_cols ? 6 : 8)); |
| const __m128i clamp_lo = _mm_set1_epi32(-(1 << (log_range - 1))); |
| const __m128i clamp_hi = _mm_set1_epi32((1 << (log_range - 1)) - 1); |
| __m128i u[16], v[16], x, y; |
| int col; |
| |
| for (col = 0; col < 4; ++col) { |
| // stage 0 |
| // stage 1 |
| u[0] = in[0 * 4 + col]; |
| u[1] = in[8 * 4 + col]; |
| u[2] = in[4 * 4 + col]; |
| u[3] = in[12 * 4 + col]; |
| u[4] = in[2 * 4 + col]; |
| u[5] = in[10 * 4 + col]; |
| u[6] = in[6 * 4 + col]; |
| u[7] = in[14 * 4 + col]; |
| u[8] = in[1 * 4 + col]; |
| u[9] = in[9 * 4 + col]; |
| u[10] = in[5 * 4 + col]; |
| u[11] = in[13 * 4 + col]; |
| u[12] = in[3 * 4 + col]; |
| u[13] = in[11 * 4 + col]; |
| u[14] = in[7 * 4 + col]; |
| u[15] = in[15 * 4 + col]; |
| |
| // stage 2 |
| 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] = half_btf_sse4_1(&cospi60, &u[8], &cospim4, &u[15], &rnding, bit); |
| v[9] = half_btf_sse4_1(&cospi28, &u[9], &cospim36, &u[14], &rnding, bit); |
| v[10] = half_btf_sse4_1(&cospi44, &u[10], &cospim20, &u[13], &rnding, bit); |
| v[11] = half_btf_sse4_1(&cospi12, &u[11], &cospim52, &u[12], &rnding, bit); |
| v[12] = half_btf_sse4_1(&cospi52, &u[11], &cospi12, &u[12], &rnding, bit); |
| v[13] = half_btf_sse4_1(&cospi20, &u[10], &cospi44, &u[13], &rnding, bit); |
| v[14] = half_btf_sse4_1(&cospi36, &u[9], &cospi28, &u[14], &rnding, bit); |
| v[15] = half_btf_sse4_1(&cospi4, &u[8], &cospi60, &u[15], &rnding, bit); |
| |
| // stage 3 |
| u[0] = v[0]; |
| u[1] = v[1]; |
| u[2] = v[2]; |
| u[3] = v[3]; |
| u[4] = half_btf_sse4_1(&cospi56, &v[4], &cospim8, &v[7], &rnding, bit); |
| u[5] = half_btf_sse4_1(&cospi24, &v[5], &cospim40, &v[6], &rnding, bit); |
| u[6] = half_btf_sse4_1(&cospi40, &v[5], &cospi24, &v[6], &rnding, bit); |
| u[7] = half_btf_sse4_1(&cospi8, &v[4], &cospi56, &v[7], &rnding, bit); |
| addsub_sse4_1(v[8], v[9], &u[8], &u[9], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[11], v[10], &u[11], &u[10], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[12], v[13], &u[12], &u[13], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[15], v[14], &u[15], &u[14], &clamp_lo, &clamp_hi); |
| |
| // stage 4 |
| x = _mm_mullo_epi32(u[0], cospi32); |
| y = _mm_mullo_epi32(u[1], cospi32); |
| v[0] = _mm_add_epi32(x, y); |
| v[0] = _mm_add_epi32(v[0], rnding); |
| v[0] = _mm_srai_epi32(v[0], bit); |
| |
| v[1] = _mm_sub_epi32(x, y); |
| v[1] = _mm_add_epi32(v[1], rnding); |
| v[1] = _mm_srai_epi32(v[1], bit); |
| |
| v[2] = half_btf_sse4_1(&cospi48, &u[2], &cospim16, &u[3], &rnding, bit); |
| v[3] = half_btf_sse4_1(&cospi16, &u[2], &cospi48, &u[3], &rnding, bit); |
| addsub_sse4_1(u[4], u[5], &v[4], &v[5], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(u[7], u[6], &v[7], &v[6], &clamp_lo, &clamp_hi); |
| v[8] = u[8]; |
| v[9] = half_btf_sse4_1(&cospim16, &u[9], &cospi48, &u[14], &rnding, bit); |
| v[10] = half_btf_sse4_1(&cospim48, &u[10], &cospim16, &u[13], &rnding, bit); |
| v[11] = u[11]; |
| v[12] = u[12]; |
| v[13] = half_btf_sse4_1(&cospim16, &u[10], &cospi48, &u[13], &rnding, bit); |
| v[14] = half_btf_sse4_1(&cospi48, &u[9], &cospi16, &u[14], &rnding, bit); |
| v[15] = u[15]; |
| |
| // stage 5 |
| addsub_sse4_1(v[0], v[3], &u[0], &u[3], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[1], v[2], &u[1], &u[2], &clamp_lo, &clamp_hi); |
| u[4] = v[4]; |
| |
| x = _mm_mullo_epi32(v[5], cospi32); |
| y = _mm_mullo_epi32(v[6], cospi32); |
| u[5] = _mm_sub_epi32(y, x); |
| u[5] = _mm_add_epi32(u[5], rnding); |
| u[5] = _mm_srai_epi32(u[5], bit); |
| |
| u[6] = _mm_add_epi32(y, x); |
| u[6] = _mm_add_epi32(u[6], rnding); |
| u[6] = _mm_srai_epi32(u[6], bit); |
| |
| u[7] = v[7]; |
| addsub_sse4_1(v[8], v[11], &u[8], &u[11], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[9], v[10], &u[9], &u[10], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[15], v[12], &u[15], &u[12], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[14], v[13], &u[14], &u[13], &clamp_lo, &clamp_hi); |
| |
| // stage 6 |
| addsub_sse4_1(u[0], u[7], &v[0], &v[7], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(u[1], u[6], &v[1], &v[6], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(u[2], u[5], &v[2], &v[5], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(u[3], u[4], &v[3], &v[4], &clamp_lo, &clamp_hi); |
| v[8] = u[8]; |
| v[9] = u[9]; |
| |
| x = _mm_mullo_epi32(u[10], cospi32); |
| y = _mm_mullo_epi32(u[13], cospi32); |
| v[10] = _mm_sub_epi32(y, x); |
| v[10] = _mm_add_epi32(v[10], rnding); |
| v[10] = _mm_srai_epi32(v[10], bit); |
| |
| v[13] = _mm_add_epi32(x, y); |
| v[13] = _mm_add_epi32(v[13], rnding); |
| v[13] = _mm_srai_epi32(v[13], bit); |
| |
| x = _mm_mullo_epi32(u[11], cospi32); |
| y = _mm_mullo_epi32(u[12], cospi32); |
| v[11] = _mm_sub_epi32(y, x); |
| v[11] = _mm_add_epi32(v[11], rnding); |
| v[11] = _mm_srai_epi32(v[11], bit); |
| |
| v[12] = _mm_add_epi32(x, y); |
| v[12] = _mm_add_epi32(v[12], rnding); |
| v[12] = _mm_srai_epi32(v[12], bit); |
| |
| v[14] = u[14]; |
| v[15] = u[15]; |
| |
| // stage 7 |
| if (do_cols) { |
| addsub_no_clamp_sse4_1(v[0], v[15], out + 0 * 4 + col, |
| out + 15 * 4 + col); |
| addsub_no_clamp_sse4_1(v[1], v[14], out + 1 * 4 + col, |
| out + 14 * 4 + col); |
| addsub_no_clamp_sse4_1(v[2], v[13], out + 2 * 4 + col, |
| out + 13 * 4 + col); |
| addsub_no_clamp_sse4_1(v[3], v[12], out + 3 * 4 + col, |
| out + 12 * 4 + col); |
| addsub_no_clamp_sse4_1(v[4], v[11], out + 4 * 4 + col, |
| out + 11 * 4 + col); |
| addsub_no_clamp_sse4_1(v[5], v[10], out + 5 * 4 + col, |
| out + 10 * 4 + col); |
| addsub_no_clamp_sse4_1(v[6], v[9], out + 6 * 4 + col, out + 9 * 4 + col); |
| addsub_no_clamp_sse4_1(v[7], v[8], out + 7 * 4 + col, out + 8 * 4 + col); |
| } else { |
| addsub_shift_sse4_1(v[0], v[15], out + 0 * 4 + col, out + 15 * 4 + col, |
| &clamp_lo, &clamp_hi, out_shift); |
| addsub_shift_sse4_1(v[1], v[14], out + 1 * 4 + col, out + 14 * 4 + col, |
| &clamp_lo, &clamp_hi, out_shift); |
| addsub_shift_sse4_1(v[2], v[13], out + 2 * 4 + col, out + 13 * 4 + col, |
| &clamp_lo, &clamp_hi, out_shift); |
| addsub_shift_sse4_1(v[3], v[12], out + 3 * 4 + col, out + 12 * 4 + col, |
| &clamp_lo, &clamp_hi, out_shift); |
| addsub_shift_sse4_1(v[4], v[11], out + 4 * 4 + col, out + 11 * 4 + col, |
| &clamp_lo, &clamp_hi, out_shift); |
| addsub_shift_sse4_1(v[5], v[10], out + 5 * 4 + col, out + 10 * 4 + col, |
| &clamp_lo, &clamp_hi, out_shift); |
| addsub_shift_sse4_1(v[6], v[9], out + 6 * 4 + col, out + 9 * 4 + col, |
| &clamp_lo, &clamp_hi, out_shift); |
| addsub_shift_sse4_1(v[7], v[8], out + 7 * 4 + col, out + 8 * 4 + col, |
| &clamp_lo, &clamp_hi, out_shift); |
| } |
| } |
| } |
| |
| static void iadst16x16_sse4_1(__m128i *in, __m128i *out, int bit, int do_cols, |
| int bd, int out_shift) { |
| const int32_t *cospi = cospi_arr(bit); |
| const __m128i cospi2 = _mm_set1_epi32(cospi[2]); |
| const __m128i cospi62 = _mm_set1_epi32(cospi[62]); |
| const __m128i cospi10 = _mm_set1_epi32(cospi[10]); |
| const __m128i cospi54 = _mm_set1_epi32(cospi[54]); |
| const __m128i cospi18 = _mm_set1_epi32(cospi[18]); |
| const __m128i cospi46 = _mm_set1_epi32(cospi[46]); |
| const __m128i cospi26 = _mm_set1_epi32(cospi[26]); |
| const __m128i cospi38 = _mm_set1_epi32(cospi[38]); |
| const __m128i cospi34 = _mm_set1_epi32(cospi[34]); |
| const __m128i cospi30 = _mm_set1_epi32(cospi[30]); |
| const __m128i cospi42 = _mm_set1_epi32(cospi[42]); |
| const __m128i cospi22 = _mm_set1_epi32(cospi[22]); |
| const __m128i cospi50 = _mm_set1_epi32(cospi[50]); |
| const __m128i cospi14 = _mm_set1_epi32(cospi[14]); |
| const __m128i cospi58 = _mm_set1_epi32(cospi[58]); |
| const __m128i cospi6 = _mm_set1_epi32(cospi[6]); |
| const __m128i cospi8 = _mm_set1_epi32(cospi[8]); |
| const __m128i cospi56 = _mm_set1_epi32(cospi[56]); |
| const __m128i cospi40 = _mm_set1_epi32(cospi[40]); |
| const __m128i cospi24 = _mm_set1_epi32(cospi[24]); |
| const __m128i cospim56 = _mm_set1_epi32(-cospi[56]); |
| const __m128i cospim24 = _mm_set1_epi32(-cospi[24]); |
| const __m128i cospi48 = _mm_set1_epi32(cospi[48]); |
| const __m128i cospi16 = _mm_set1_epi32(cospi[16]); |
| const __m128i cospim48 = _mm_set1_epi32(-cospi[48]); |
| const __m128i cospi32 = _mm_set1_epi32(cospi[32]); |
| const __m128i rnding = _mm_set1_epi32(1 << (bit - 1)); |
| const int log_range = AOMMAX(16, bd + (do_cols ? 6 : 8)); |
| const __m128i clamp_lo = _mm_set1_epi32(-(1 << (log_range - 1))); |
| const __m128i clamp_hi = _mm_set1_epi32((1 << (log_range - 1)) - 1); |
| __m128i u[16], v[16], x, y; |
| const int col_num = 4; |
| int col; |
| |
| // Calculate the column 0, 1, 2, 3 |
| for (col = 0; col < col_num; ++col) { |
| // stage 0 |
| // stage 1 |
| // stage 2 |
| v[0] = _mm_mullo_epi32(in[15 * col_num + col], cospi2); |
| x = _mm_mullo_epi32(in[0 * col_num + col], cospi62); |
| v[0] = _mm_add_epi32(v[0], x); |
| v[0] = _mm_add_epi32(v[0], rnding); |
| v[0] = _mm_srai_epi32(v[0], bit); |
| |
| v[1] = _mm_mullo_epi32(in[15 * col_num + col], cospi62); |
| x = _mm_mullo_epi32(in[0 * col_num + col], cospi2); |
| v[1] = _mm_sub_epi32(v[1], x); |
| v[1] = _mm_add_epi32(v[1], rnding); |
| v[1] = _mm_srai_epi32(v[1], bit); |
| |
| v[2] = _mm_mullo_epi32(in[13 * col_num + col], cospi10); |
| x = _mm_mullo_epi32(in[2 * col_num + col], cospi54); |
| v[2] = _mm_add_epi32(v[2], x); |
| v[2] = _mm_add_epi32(v[2], rnding); |
| v[2] = _mm_srai_epi32(v[2], bit); |
| |
| v[3] = _mm_mullo_epi32(in[13 * col_num + col], cospi54); |
| x = _mm_mullo_epi32(in[2 * col_num + col], cospi10); |
| v[3] = _mm_sub_epi32(v[3], x); |
| v[3] = _mm_add_epi32(v[3], rnding); |
| v[3] = _mm_srai_epi32(v[3], bit); |
| |
| v[4] = _mm_mullo_epi32(in[11 * col_num + col], cospi18); |
| x = _mm_mullo_epi32(in[4 * col_num + col], cospi46); |
| v[4] = _mm_add_epi32(v[4], x); |
| v[4] = _mm_add_epi32(v[4], rnding); |
| v[4] = _mm_srai_epi32(v[4], bit); |
| |
| v[5] = _mm_mullo_epi32(in[11 * col_num + col], cospi46); |
| x = _mm_mullo_epi32(in[4 * col_num + col], cospi18); |
| v[5] = _mm_sub_epi32(v[5], x); |
| v[5] = _mm_add_epi32(v[5], rnding); |
| v[5] = _mm_srai_epi32(v[5], bit); |
| |
| v[6] = _mm_mullo_epi32(in[9 * col_num + col], cospi26); |
| x = _mm_mullo_epi32(in[6 * col_num + col], cospi38); |
| v[6] = _mm_add_epi32(v[6], x); |
| v[6] = _mm_add_epi32(v[6], rnding); |
| v[6] = _mm_srai_epi32(v[6], bit); |
| |
| v[7] = _mm_mullo_epi32(in[9 * col_num + col], cospi38); |
| x = _mm_mullo_epi32(in[6 * col_num + col], cospi26); |
| v[7] = _mm_sub_epi32(v[7], x); |
| v[7] = _mm_add_epi32(v[7], rnding); |
| v[7] = _mm_srai_epi32(v[7], bit); |
| |
| v[8] = _mm_mullo_epi32(in[7 * col_num + col], cospi34); |
| x = _mm_mullo_epi32(in[8 * col_num + col], cospi30); |
| v[8] = _mm_add_epi32(v[8], x); |
| v[8] = _mm_add_epi32(v[8], rnding); |
| v[8] = _mm_srai_epi32(v[8], bit); |
| |
| v[9] = _mm_mullo_epi32(in[7 * col_num + col], cospi30); |
| x = _mm_mullo_epi32(in[8 * col_num + col], cospi34); |
| v[9] = _mm_sub_epi32(v[9], x); |
| v[9] = _mm_add_epi32(v[9], rnding); |
| v[9] = _mm_srai_epi32(v[9], bit); |
| |
| v[10] = _mm_mullo_epi32(in[5 * col_num + col], cospi42); |
| x = _mm_mullo_epi32(in[10 * col_num + col], cospi22); |
| v[10] = _mm_add_epi32(v[10], x); |
| v[10] = _mm_add_epi32(v[10], rnding); |
| v[10] = _mm_srai_epi32(v[10], bit); |
| |
| v[11] = _mm_mullo_epi32(in[5 * col_num + col], cospi22); |
| x = _mm_mullo_epi32(in[10 * col_num + col], cospi42); |
| v[11] = _mm_sub_epi32(v[11], x); |
| v[11] = _mm_add_epi32(v[11], rnding); |
| v[11] = _mm_srai_epi32(v[11], bit); |
| |
| v[12] = _mm_mullo_epi32(in[3 * col_num + col], cospi50); |
| x = _mm_mullo_epi32(in[12 * col_num + col], cospi14); |
| v[12] = _mm_add_epi32(v[12], x); |
| v[12] = _mm_add_epi32(v[12], rnding); |
| v[12] = _mm_srai_epi32(v[12], bit); |
| |
| v[13] = _mm_mullo_epi32(in[3 * col_num + col], cospi14); |
| x = _mm_mullo_epi32(in[12 * col_num + col], cospi50); |
| v[13] = _mm_sub_epi32(v[13], x); |
| v[13] = _mm_add_epi32(v[13], rnding); |
| v[13] = _mm_srai_epi32(v[13], bit); |
| |
| v[14] = _mm_mullo_epi32(in[1 * col_num + col], cospi58); |
| x = _mm_mullo_epi32(in[14 * col_num + col], cospi6); |
| v[14] = _mm_add_epi32(v[14], x); |
| v[14] = _mm_add_epi32(v[14], rnding); |
| v[14] = _mm_srai_epi32(v[14], bit); |
| |
| v[15] = _mm_mullo_epi32(in[1 * col_num + col], cospi6); |
| x = _mm_mullo_epi32(in[14 * col_num + col], cospi58); |
| v[15] = _mm_sub_epi32(v[15], x); |
| v[15] = _mm_add_epi32(v[15], rnding); |
| v[15] = _mm_srai_epi32(v[15], bit); |
| |
| // stage 3 |
| addsub_sse4_1(v[0], v[8], &u[0], &u[8], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[1], v[9], &u[1], &u[9], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[2], v[10], &u[2], &u[10], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[3], v[11], &u[3], &u[11], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[4], v[12], &u[4], &u[12], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[5], v[13], &u[5], &u[13], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[6], v[14], &u[6], &u[14], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[7], v[15], &u[7], &u[15], &clamp_lo, &clamp_hi); |
| |
| // stage 4 |
| 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] = _mm_mullo_epi32(u[8], cospi8); |
| x = _mm_mullo_epi32(u[9], cospi56); |
| v[8] = _mm_add_epi32(v[8], x); |
| v[8] = _mm_add_epi32(v[8], rnding); |
| v[8] = _mm_srai_epi32(v[8], bit); |
| |
| v[9] = _mm_mullo_epi32(u[8], cospi56); |
| x = _mm_mullo_epi32(u[9], cospi8); |
| v[9] = _mm_sub_epi32(v[9], x); |
| v[9] = _mm_add_epi32(v[9], rnding); |
| v[9] = _mm_srai_epi32(v[9], bit); |
| |
| v[10] = _mm_mullo_epi32(u[10], cospi40); |
| x = _mm_mullo_epi32(u[11], cospi24); |
| v[10] = _mm_add_epi32(v[10], x); |
| v[10] = _mm_add_epi32(v[10], rnding); |
| v[10] = _mm_srai_epi32(v[10], bit); |
| |
| v[11] = _mm_mullo_epi32(u[10], cospi24); |
| x = _mm_mullo_epi32(u[11], cospi40); |
| v[11] = _mm_sub_epi32(v[11], x); |
| v[11] = _mm_add_epi32(v[11], rnding); |
| v[11] = _mm_srai_epi32(v[11], bit); |
| |
| v[12] = _mm_mullo_epi32(u[12], cospim56); |
| x = _mm_mullo_epi32(u[13], cospi8); |
| v[12] = _mm_add_epi32(v[12], x); |
| v[12] = _mm_add_epi32(v[12], rnding); |
| v[12] = _mm_srai_epi32(v[12], bit); |
| |
| v[13] = _mm_mullo_epi32(u[12], cospi8); |
| x = _mm_mullo_epi32(u[13], cospim56); |
| v[13] = _mm_sub_epi32(v[13], x); |
| v[13] = _mm_add_epi32(v[13], rnding); |
| v[13] = _mm_srai_epi32(v[13], bit); |
| |
| v[14] = _mm_mullo_epi32(u[14], cospim24); |
| x = _mm_mullo_epi32(u[15], cospi40); |
| v[14] = _mm_add_epi32(v[14], x); |
| v[14] = _mm_add_epi32(v[14], rnding); |
| v[14] = _mm_srai_epi32(v[14], bit); |
| |
| v[15] = _mm_mullo_epi32(u[14], cospi40); |
| x = _mm_mullo_epi32(u[15], cospim24); |
| v[15] = _mm_sub_epi32(v[15], x); |
| v[15] = _mm_add_epi32(v[15], rnding); |
| v[15] = _mm_srai_epi32(v[15], bit); |
| |
| // stage 5 |
| addsub_sse4_1(v[0], v[4], &u[0], &u[4], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[1], v[5], &u[1], &u[5], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[2], v[6], &u[2], &u[6], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[3], v[7], &u[3], &u[7], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[8], v[12], &u[8], &u[12], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[9], v[13], &u[9], &u[13], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[10], v[14], &u[10], &u[14], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[11], v[15], &u[11], &u[15], &clamp_lo, &clamp_hi); |
| |
| // stage 6 |
| v[0] = u[0]; |
| v[1] = u[1]; |
| v[2] = u[2]; |
| v[3] = u[3]; |
| |
| v[4] = _mm_mullo_epi32(u[4], cospi16); |
| x = _mm_mullo_epi32(u[5], cospi48); |
| v[4] = _mm_add_epi32(v[4], x); |
| v[4] = _mm_add_epi32(v[4], rnding); |
| v[4] = _mm_srai_epi32(v[4], bit); |
| |
| v[5] = _mm_mullo_epi32(u[4], cospi48); |
| x = _mm_mullo_epi32(u[5], cospi16); |
| v[5] = _mm_sub_epi32(v[5], x); |
| v[5] = _mm_add_epi32(v[5], rnding); |
| v[5] = _mm_srai_epi32(v[5], bit); |
| |
| v[6] = _mm_mullo_epi32(u[6], cospim48); |
| x = _mm_mullo_epi32(u[7], cospi16); |
| v[6] = _mm_add_epi32(v[6], x); |
| v[6] = _mm_add_epi32(v[6], rnding); |
| v[6] = _mm_srai_epi32(v[6], bit); |
| |
| v[7] = _mm_mullo_epi32(u[6], cospi16); |
| x = _mm_mullo_epi32(u[7], cospim48); |
| v[7] = _mm_sub_epi32(v[7], x); |
| v[7] = _mm_add_epi32(v[7], rnding); |
| v[7] = _mm_srai_epi32(v[7], bit); |
| |
| v[8] = u[8]; |
| v[9] = u[9]; |
| v[10] = u[10]; |
| v[11] = u[11]; |
| |
| v[12] = _mm_mullo_epi32(u[12], cospi16); |
| x = _mm_mullo_epi32(u[13], cospi48); |
| v[12] = _mm_add_epi32(v[12], x); |
| v[12] = _mm_add_epi32(v[12], rnding); |
| v[12] = _mm_srai_epi32(v[12], bit); |
| |
| v[13] = _mm_mullo_epi32(u[12], cospi48); |
| x = _mm_mullo_epi32(u[13], cospi16); |
| v[13] = _mm_sub_epi32(v[13], x); |
| v[13] = _mm_add_epi32(v[13], rnding); |
| v[13] = _mm_srai_epi32(v[13], bit); |
| |
| v[14] = _mm_mullo_epi32(u[14], cospim48); |
| x = _mm_mullo_epi32(u[15], cospi16); |
| v[14] = _mm_add_epi32(v[14], x); |
| v[14] = _mm_add_epi32(v[14], rnding); |
| v[14] = _mm_srai_epi32(v[14], bit); |
| |
| v[15] = _mm_mullo_epi32(u[14], cospi16); |
| x = _mm_mullo_epi32(u[15], cospim48); |
| v[15] = _mm_sub_epi32(v[15], x); |
| v[15] = _mm_add_epi32(v[15], rnding); |
| v[15] = _mm_srai_epi32(v[15], bit); |
| |
| // stage 7 |
| addsub_sse4_1(v[0], v[2], &u[0], &u[2], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[1], v[3], &u[1], &u[3], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[4], v[6], &u[4], &u[6], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[5], v[7], &u[5], &u[7], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[8], v[10], &u[8], &u[10], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[9], v[11], &u[9], &u[11], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[12], v[14], &u[12], &u[14], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[13], v[15], &u[13], &u[15], &clamp_lo, &clamp_hi); |
| |
| // stage 8 |
| v[0] = u[0]; |
| v[1] = u[1]; |
| |
| y = _mm_mullo_epi32(u[2], cospi32); |
| x = _mm_mullo_epi32(u[3], cospi32); |
| v[2] = _mm_add_epi32(y, x); |
| v[2] = _mm_add_epi32(v[2], rnding); |
| v[2] = _mm_srai_epi32(v[2], bit); |
| |
| v[3] = _mm_sub_epi32(y, x); |
| v[3] = _mm_add_epi32(v[3], rnding); |
| v[3] = _mm_srai_epi32(v[3], bit); |
| |
| v[4] = u[4]; |
| v[5] = u[5]; |
| |
| y = _mm_mullo_epi32(u[6], cospi32); |
| x = _mm_mullo_epi32(u[7], cospi32); |
| v[6] = _mm_add_epi32(y, x); |
| v[6] = _mm_add_epi32(v[6], rnding); |
| v[6] = _mm_srai_epi32(v[6], bit); |
| |
| v[7] = _mm_sub_epi32(y, x); |
| v[7] = _mm_add_epi32(v[7], rnding); |
| v[7] = _mm_srai_epi32(v[7], bit); |
| |
| v[8] = u[8]; |
| v[9] = u[9]; |
| |
| y = _mm_mullo_epi32(u[10], cospi32); |
| x = _mm_mullo_epi32(u[11], cospi32); |
| v[10] = _mm_add_epi32(y, x); |
| v[10] = _mm_add_epi32(v[10], rnding); |
| v[10] = _mm_srai_epi32(v[10], bit); |
| |
| v[11] = _mm_sub_epi32(y, x); |
| v[11] = _mm_add_epi32(v[11], rnding); |
| v[11] = _mm_srai_epi32(v[11], bit); |
| |
| v[12] = u[12]; |
| v[13] = u[13]; |
| |
| y = _mm_mullo_epi32(u[14], cospi32); |
| x = _mm_mullo_epi32(u[15], cospi32); |
| v[14] = _mm_add_epi32(y, x); |
| v[14] = _mm_add_epi32(v[14], rnding); |
| v[14] = _mm_srai_epi32(v[14], bit); |
| |
| v[15] = _mm_sub_epi32(y, x); |
| v[15] = _mm_add_epi32(v[15], rnding); |
| v[15] = _mm_srai_epi32(v[15], bit); |
| |
| // stage 9 |
| if (do_cols) { |
| out[0 * col_num + col] = v[0]; |
| out[1 * col_num + col] = _mm_sub_epi32(_mm_setzero_si128(), v[8]); |
| out[2 * col_num + col] = v[12]; |
| out[3 * col_num + col] = _mm_sub_epi32(_mm_setzero_si128(), v[4]); |
| out[4 * col_num + col] = v[6]; |
| out[5 * col_num + col] = _mm_sub_epi32(_mm_setzero_si128(), v[14]); |
| out[6 * col_num + col] = v[10]; |
| out[7 * col_num + col] = _mm_sub_epi32(_mm_setzero_si128(), v[2]); |
| out[8 * col_num + col] = v[3]; |
| out[9 * col_num + col] = _mm_sub_epi32(_mm_setzero_si128(), v[11]); |
| out[10 * col_num + col] = v[15]; |
| out[11 * col_num + col] = _mm_sub_epi32(_mm_setzero_si128(), v[7]); |
| out[12 * col_num + col] = v[5]; |
| out[13 * col_num + col] = _mm_sub_epi32(_mm_setzero_si128(), v[13]); |
| out[14 * col_num + col] = v[9]; |
| out[15 * col_num + col] = _mm_sub_epi32(_mm_setzero_si128(), v[1]); |
| } else { |
| neg_shift_sse4_1(v[0], v[8], out + 0 * col_num + col, |
| out + 1 * col_num + col, &clamp_lo, &clamp_hi, |
| out_shift); |
| neg_shift_sse4_1(v[12], v[4], out + 2 * col_num + col, |
| out + 3 * col_num + col, &clamp_lo, &clamp_hi, |
| out_shift); |
| neg_shift_sse4_1(v[6], v[14], out + 4 * col_num + col, |
| out + 5 * col_num + col, &clamp_lo, &clamp_hi, |
| out_shift); |
| neg_shift_sse4_1(v[10], v[2], out + 6 * col_num + col, |
| out + 7 * col_num + col, &clamp_lo, &clamp_hi, |
| out_shift); |
| neg_shift_sse4_1(v[3], v[11], out + 8 * col_num + col, |
| out + 9 * col_num + col, &clamp_lo, &clamp_hi, |
| out_shift); |
| neg_shift_sse4_1(v[15], v[7], out + 10 * col_num + col, |
| out + 11 * col_num + col, &clamp_lo, &clamp_hi, |
| out_shift); |
| neg_shift_sse4_1(v[5], v[13], out + 12 * col_num + col, |
| out + 13 * col_num + col, &clamp_lo, &clamp_hi, |
| out_shift); |
| neg_shift_sse4_1(v[9], v[1], out + 14 * col_num + col, |
| out + 15 * col_num + col, &clamp_lo, &clamp_hi, |
| out_shift); |
| } |
| } |
| } |
| |
| void av1_inv_txfm2d_add_16x16_sse4_1(const int32_t *coeff, uint16_t *output, |
| int stride, TX_TYPE tx_type, int bd) { |
| __m128i in[64], out[64]; |
| const int8_t *shift = inv_txfm_shift_ls[TX_16X16]; |
| const int txw_idx = get_txw_idx(TX_16X16); |
| const int txh_idx = get_txh_idx(TX_16X16); |
| |
| switch (tx_type) { |
| case DCT_DCT: |
| load_buffer_16x16(coeff, in); |
| transpose_16x16(in, out); |
| idct16x16_sse4_1(out, in, inv_cos_bit_row[txw_idx][txh_idx], 0, bd, |
| -shift[0]); |
| transpose_16x16(in, out); |
| idct16x16_sse4_1(out, in, inv_cos_bit_col[txw_idx][txh_idx], 1, bd, 0); |
| write_buffer_16x16(in, output, stride, 0, 0, -shift[1], bd); |
| break; |
| case DCT_ADST: |
| load_buffer_16x16(coeff, in); |
| transpose_16x16(in, out); |
| iadst16x16_sse4_1(out, in, inv_cos_bit_row[txw_idx][txh_idx], 0, bd, |
| -shift[0]); |
| transpose_16x16(in, out); |
| idct16x16_sse4_1(out, in, inv_cos_bit_col[txw_idx][txh_idx], 1, bd, 0); |
| write_buffer_16x16(in, output, stride, 0, 0, -shift[1], bd); |
| break; |
| case ADST_DCT: |
| load_buffer_16x16(coeff, in); |
| transpose_16x16(in, out); |
| idct16x16_sse4_1(out, in, inv_cos_bit_row[txw_idx][txh_idx], 0, bd, |
| -shift[0]); |
| transpose_16x16(in, out); |
| iadst16x16_sse4_1(out, in, inv_cos_bit_col[txw_idx][txh_idx], 1, bd, 0); |
| write_buffer_16x16(in, output, stride, 0, 0, -shift[1], bd); |
| break; |
| case ADST_ADST: |
| load_buffer_16x16(coeff, in); |
| transpose_16x16(in, out); |
| iadst16x16_sse4_1(out, in, inv_cos_bit_row[txw_idx][txh_idx], 0, bd, |
| -shift[0]); |
| transpose_16x16(in, out); |
| iadst16x16_sse4_1(out, in, inv_cos_bit_col[txw_idx][txh_idx], 1, bd, 0); |
| write_buffer_16x16(in, output, stride, 0, 0, -shift[1], bd); |
| break; |
| case FLIPADST_DCT: |
| load_buffer_16x16(coeff, in); |
| transpose_16x16(in, out); |
| idct16x16_sse4_1(out, in, inv_cos_bit_row[txw_idx][txh_idx], 0, bd, |
| -shift[0]); |
| transpose_16x16(in, out); |
| iadst16x16_sse4_1(out, in, inv_cos_bit_col[txw_idx][txh_idx], 1, bd, 0); |
| write_buffer_16x16(in, output, stride, 0, 1, -shift[1], bd); |
| break; |
| case DCT_FLIPADST: |
| load_buffer_16x16(coeff, in); |
| transpose_16x16(in, out); |
| iadst16x16_sse4_1(out, in, inv_cos_bit_row[txw_idx][txh_idx], 0, bd, |
| -shift[0]); |
| transpose_16x16(in, out); |
| idct16x16_sse4_1(out, in, inv_cos_bit_col[txw_idx][txh_idx], 1, bd, 0); |
| write_buffer_16x16(in, output, stride, 1, 0, -shift[1], bd); |
| break; |
| case ADST_FLIPADST: |
| load_buffer_16x16(coeff, in); |
| transpose_16x16(in, out); |
| iadst16x16_sse4_1(out, in, inv_cos_bit_row[txw_idx][txh_idx], 0, bd, |
| -shift[0]); |
| transpose_16x16(in, out); |
| iadst16x16_sse4_1(out, in, inv_cos_bit_col[txw_idx][txh_idx], 1, bd, 0); |
| write_buffer_16x16(in, output, stride, 1, 0, -shift[1], bd); |
| break; |
| case FLIPADST_FLIPADST: |
| load_buffer_16x16(coeff, in); |
| transpose_16x16(in, out); |
| iadst16x16_sse4_1(out, in, inv_cos_bit_row[txw_idx][txh_idx], 0, bd, |
| -shift[0]); |
| transpose_16x16(in, out); |
| iadst16x16_sse4_1(out, in, inv_cos_bit_col[txw_idx][txh_idx], 1, bd, 0); |
| write_buffer_16x16(in, output, stride, 1, 1, -shift[1], bd); |
| break; |
| case FLIPADST_ADST: |
| load_buffer_16x16(coeff, in); |
| transpose_16x16(in, out); |
| iadst16x16_sse4_1(out, in, inv_cos_bit_row[txw_idx][txh_idx], 0, bd, |
| -shift[0]); |
| transpose_16x16(in, out); |
| iadst16x16_sse4_1(out, in, inv_cos_bit_col[txw_idx][txh_idx], 1, bd, 0); |
| write_buffer_16x16(in, output, stride, 0, 1, -shift[1], bd); |
| break; |
| default: assert(0); |
| } |
| } |
| |
| static void load_buffer_64x64_lower_32x32(const int32_t *coeff, __m128i *in) { |
| int i, j; |
| |
| __m128i zero = _mm_setzero_si128(); |
| |
| for (i = 0; i < 32; ++i) { |
| for (j = 0; j < 8; ++j) { |
| in[16 * i + j] = |
| _mm_loadu_si128((const __m128i *)(coeff + 32 * i + 4 * j)); |
| in[16 * i + j + 8] = zero; |
| } |
| } |
| |
| for (i = 0; i < 512; ++i) in[512 + i] = zero; |
| } |
| |
| static void transpose_64x64(__m128i *in, __m128i *out, int do_cols) { |
| int i, j; |
| for (i = 0; i < (do_cols ? 16 : 8); ++i) { |
| for (j = 0; j < 8; ++j) { |
| TRANSPOSE_4X4(in[(4 * i + 0) * 16 + j], in[(4 * i + 1) * 16 + j], |
| in[(4 * i + 2) * 16 + j], in[(4 * i + 3) * 16 + j], |
| out[(4 * j + 0) * 16 + i], out[(4 * j + 1) * 16 + i], |
| out[(4 * j + 2) * 16 + i], out[(4 * j + 3) * 16 + i]); |
| } |
| } |
| } |
| |
| static void assign_16x16_input_from_32x32(const __m128i *in, __m128i *in16x16, |
| int col) { |
| int i; |
| for (i = 0; i < 16 * 16 / 4; i += 4) { |
| in16x16[i] = in[col]; |
| in16x16[i + 1] = in[col + 1]; |
| in16x16[i + 2] = in[col + 2]; |
| in16x16[i + 3] = in[col + 3]; |
| col += 8; |
| } |
| } |
| |
| static void write_buffer_32x32(__m128i *in, uint16_t *output, int stride, |
| int fliplr, int flipud, int shift, int bd) { |
| __m128i in16x16[16 * 16 / 4]; |
| uint16_t *leftUp = &output[0]; |
| uint16_t *rightUp = &output[16]; |
| uint16_t *leftDown = &output[16 * stride]; |
| uint16_t *rightDown = &output[16 * stride + 16]; |
| |
| if (fliplr) { |
| swap_addr(&leftUp, &rightUp); |
| swap_addr(&leftDown, &rightDown); |
| } |
| |
| if (flipud) { |
| swap_addr(&leftUp, &leftDown); |
| swap_addr(&rightUp, &rightDown); |
| } |
| |
| // Left-up quarter |
| assign_16x16_input_from_32x32(in, in16x16, 0); |
| write_buffer_16x16(in16x16, leftUp, stride, fliplr, flipud, shift, bd); |
| |
| // Right-up quarter |
| assign_16x16_input_from_32x32(in, in16x16, 32 / 2 / 4); |
| write_buffer_16x16(in16x16, rightUp, stride, fliplr, flipud, shift, bd); |
| |
| // Left-down quarter |
| assign_16x16_input_from_32x32(in, in16x16, 32 * 32 / 2 / 4); |
| write_buffer_16x16(in16x16, leftDown, stride, fliplr, flipud, shift, bd); |
| |
| // Right-down quarter |
| assign_16x16_input_from_32x32(in, in16x16, 32 * 32 / 2 / 4 + 32 / 2 / 4); |
| write_buffer_16x16(in16x16, rightDown, stride, fliplr, flipud, shift, bd); |
| } |
| |
| static void assign_32x32_input_from_64x64(const __m128i *in, __m128i *in32x32, |
| int col) { |
| int i; |
| for (i = 0; i < 32 * 32 / 4; i += 8) { |
| in32x32[i] = in[col]; |
| in32x32[i + 1] = in[col + 1]; |
| in32x32[i + 2] = in[col + 2]; |
| in32x32[i + 3] = in[col + 3]; |
| in32x32[i + 4] = in[col + 4]; |
| in32x32[i + 5] = in[col + 5]; |
| in32x32[i + 6] = in[col + 6]; |
| in32x32[i + 7] = in[col + 7]; |
| col += 16; |
| } |
| } |
| |
| static void write_buffer_64x64(__m128i *in, uint16_t *output, int stride, |
| int fliplr, int flipud, int shift, int bd) { |
| __m128i in32x32[32 * 32 / 4]; |
| uint16_t *leftUp = &output[0]; |
| uint16_t *rightUp = &output[32]; |
| uint16_t *leftDown = &output[32 * stride]; |
| uint16_t *rightDown = &output[32 * stride + 32]; |
| |
| if (fliplr) { |
| swap_addr(&leftUp, &rightUp); |
| swap_addr(&leftDown, &rightDown); |
| } |
| |
| if (flipud) { |
| swap_addr(&leftUp, &leftDown); |
| swap_addr(&rightUp, &rightDown); |
| } |
| |
| // Left-up quarter |
| assign_32x32_input_from_64x64(in, in32x32, 0); |
| write_buffer_32x32(in32x32, leftUp, stride, fliplr, flipud, shift, bd); |
| |
| // Right-up quarter |
| assign_32x32_input_from_64x64(in, in32x32, 64 / 2 / 4); |
| write_buffer_32x32(in32x32, rightUp, stride, fliplr, flipud, shift, bd); |
| |
| // Left-down quarter |
| assign_32x32_input_from_64x64(in, in32x32, 64 * 64 / 2 / 4); |
| write_buffer_32x32(in32x32, leftDown, stride, fliplr, flipud, shift, bd); |
| |
| // Right-down quarter |
| assign_32x32_input_from_64x64(in, in32x32, 64 * 64 / 2 / 4 + 64 / 2 / 4); |
| write_buffer_32x32(in32x32, rightDown, stride, fliplr, flipud, shift, bd); |
| } |
| |
| static void idct64x64_sse4_1(__m128i *in, __m128i *out, int bit, int do_cols, |
| int bd, int out_shift) { |
| int i, j; |
| const int32_t *cospi = cospi_arr(bit); |
| const __m128i rnding = _mm_set1_epi32(1 << (bit - 1)); |
| const int log_range = AOMMAX(16, bd + (do_cols ? 6 : 8)); |
| const __m128i clamp_lo = _mm_set1_epi32(-(1 << (log_range - 1))); |
| const __m128i clamp_hi = _mm_set1_epi32((1 << (log_range - 1)) - 1); |
| int col; |
| |
| const __m128i cospi1 = _mm_set1_epi32(cospi[1]); |
| const __m128i cospi2 = _mm_set1_epi32(cospi[2]); |
| const __m128i cospi3 = _mm_set1_epi32(cospi[3]); |
| const __m128i cospi4 = _mm_set1_epi32(cospi[4]); |
| const __m128i cospi5 = _mm_set1_epi32(cospi[5]); |
| const __m128i cospi6 = _mm_set1_epi32(cospi[6]); |
| const __m128i cospi7 = _mm_set1_epi32(cospi[7]); |
| const __m128i cospi8 = _mm_set1_epi32(cospi[8]); |
| const __m128i cospi9 = _mm_set1_epi32(cospi[9]); |
| const __m128i cospi10 = _mm_set1_epi32(cospi[10]); |
| const __m128i cospi11 = _mm_set1_epi32(cospi[11]); |
| const __m128i cospi12 = _mm_set1_epi32(cospi[12]); |
| const __m128i cospi13 = _mm_set1_epi32(cospi[13]); |
| const __m128i cospi14 = _mm_set1_epi32(cospi[14]); |
| const __m128i cospi15 = _mm_set1_epi32(cospi[15]); |
| const __m128i cospi16 = _mm_set1_epi32(cospi[16]); |
| const __m128i cospi17 = _mm_set1_epi32(cospi[17]); |
| const __m128i cospi18 = _mm_set1_epi32(cospi[18]); |
| const __m128i cospi19 = _mm_set1_epi32(cospi[19]); |
| const __m128i cospi20 = _mm_set1_epi32(cospi[20]); |
| const __m128i cospi21 = _mm_set1_epi32(cospi[21]); |
| const __m128i cospi22 = _mm_set1_epi32(cospi[22]); |
| const __m128i cospi23 = _mm_set1_epi32(cospi[23]); |
| const __m128i cospi24 = _mm_set1_epi32(cospi[24]); |
| const __m128i cospi25 = _mm_set1_epi32(cospi[25]); |
| const __m128i cospi26 = _mm_set1_epi32(cospi[26]); |
| const __m128i cospi27 = _mm_set1_epi32(cospi[27]); |
| const __m128i cospi28 = _mm_set1_epi32(cospi[28]); |
| const __m128i cospi29 = _mm_set1_epi32(cospi[29]); |
| const __m128i cospi30 = _mm_set1_epi32(cospi[30]); |
| const __m128i cospi31 = _mm_set1_epi32(cospi[31]); |
| const __m128i cospi32 = _mm_set1_epi32(cospi[32]); |
| const __m128i cospi35 = _mm_set1_epi32(cospi[35]); |
| const __m128i cospi36 = _mm_set1_epi32(cospi[36]); |
| const __m128i cospi38 = _mm_set1_epi32(cospi[38]); |
| const __m128i cospi39 = _mm_set1_epi32(cospi[39]); |
| const __m128i cospi40 = _mm_set1_epi32(cospi[40]); |
| const __m128i cospi43 = _mm_set1_epi32(cospi[43]); |
| const __m128i cospi44 = _mm_set1_epi32(cospi[44]); |
| const __m128i cospi46 = _mm_set1_epi32(cospi[46]); |
| const __m128i cospi47 = _mm_set1_epi32(cospi[47]); |
| const __m128i cospi48 = _mm_set1_epi32(cospi[48]); |
| const __m128i cospi51 = _mm_set1_epi32(cospi[51]); |
| const __m128i cospi52 = _mm_set1_epi32(cospi[52]); |
| const __m128i cospi54 = _mm_set1_epi32(cospi[54]); |
| const __m128i cospi55 = _mm_set1_epi32(cospi[55]); |
| const __m128i cospi56 = _mm_set1_epi32(cospi[56]); |
| const __m128i cospi59 = _mm_set1_epi32(cospi[59]); |
| const __m128i cospi60 = _mm_set1_epi32(cospi[60]); |
| const __m128i cospi62 = _mm_set1_epi32(cospi[62]); |
| const __m128i cospi63 = _mm_set1_epi32(cospi[63]); |
| |
| const __m128i cospim4 = _mm_set1_epi32(-cospi[4]); |
| const __m128i cospim8 = _mm_set1_epi32(-cospi[8]); |
| const __m128i cospim12 = _mm_set1_epi32(-cospi[12]); |
| const __m128i cospim16 = _mm_set1_epi32(-cospi[16]); |
| const __m128i cospim20 = _mm_set1_epi32(-cospi[20]); |
| const __m128i cospim24 = _mm_set1_epi32(-cospi[24]); |
| const __m128i cospim28 = _mm_set1_epi32(-cospi[28]); |
| const __m128i cospim32 = _mm_set1_epi32(-cospi[32]); |
| const __m128i cospim33 = _mm_set1_epi32(-cospi[33]); |
| const __m128i cospim34 = _mm_set1_epi32(-cospi[34]); |
| const __m128i cospim36 = _mm_set1_epi32(-cospi[36]); |
| const __m128i cospim37 = _mm_set1_epi32(-cospi[37]); |
| const __m128i cospim40 = _mm_set1_epi32(-cospi[40]); |
| const __m128i cospim41 = _mm_set1_epi32(-cospi[41]); |
| const __m128i cospim42 = _mm_set1_epi32(-cospi[42]); |
| const __m128i cospim44 = _mm_set1_epi32(-cospi[44]); |
| const __m128i cospim45 = _mm_set1_epi32(-cospi[45]); |
| const __m128i cospim48 = _mm_set1_epi32(-cospi[48]); |
| const __m128i cospim49 = _mm_set1_epi32(-cospi[49]); |
| const __m128i cospim50 = _mm_set1_epi32(-cospi[50]); |
| const __m128i cospim52 = _mm_set1_epi32(-cospi[52]); |
| const __m128i cospim53 = _mm_set1_epi32(-cospi[53]); |
| const __m128i cospim56 = _mm_set1_epi32(-cospi[56]); |
| const __m128i cospim57 = _mm_set1_epi32(-cospi[57]); |
| const __m128i cospim58 = _mm_set1_epi32(-cospi[58]); |
| const __m128i cospim60 = _mm_set1_epi32(-cospi[60]); |
| const __m128i cospim61 = _mm_set1_epi32(-cospi[61]); |
| |
| for (col = 0; col < (do_cols ? 64 / 4 : 32 / 4); ++col) { |
| __m128i u[64], v[64]; |
| |
| // stage 1 |
| u[32] = in[1 * 16 + col]; |
| u[34] = in[17 * 16 + col]; |
| u[36] = in[9 * 16 + col]; |
| u[38] = in[25 * 16 + col]; |
| u[40] = in[5 * 16 + col]; |
| u[42] = in[21 * 16 + col]; |
| u[44] = in[13 * 16 + col]; |
| u[46] = in[29 * 16 + col]; |
| u[48] = in[3 * 16 + col]; |
| u[50] = in[19 * 16 + col]; |
| u[52] = in[11 * 16 + col]; |
| u[54] = in[27 * 16 + col]; |
| u[56] = in[7 * 16 + col]; |
| u[58] = in[23 * 16 + col]; |
| u[60] = in[15 * 16 + col]; |
| u[62] = in[31 * 16 + col]; |
| |
| v[16] = in[2 * 16 + col]; |
| v[18] = in[18 * 16 + col]; |
| v[20] = in[10 * 16 + col]; |
| v[22] = in[26 * 16 + col]; |
| v[24] = in[6 * 16 + col]; |
| v[26] = in[22 * 16 + col]; |
| v[28] = in[14 * 16 + col]; |
| v[30] = in[30 * 16 + col]; |
| |
| u[8] = in[4 * 16 + col]; |
| u[10] = in[20 * 16 + col]; |
| u[12] = in[12 * 16 + col]; |
| u[14] = in[28 * 16 + col]; |
| |
| v[4] = in[8 * 16 + col]; |
| v[6] = in[24 * 16 + col]; |
| |
| u[0] = in[0 * 16 + col]; |
| u[2] = in[16 * 16 + col]; |
| |
| // stage 2 |
| v[32] = half_btf_0_sse4_1(&cospi63, &u[32], &rnding, bit); |
| v[33] = half_btf_0_sse4_1(&cospim33, &u[62], &rnding, bit); |
| v[34] = half_btf_0_sse4_1(&cospi47, &u[34], &rnding, bit); |
| v[35] = half_btf_0_sse4_1(&cospim49, &u[60], &rnding, bit); |
| v[36] = half_btf_0_sse4_1(&cospi55, &u[36], &rnding, bit); |
| v[37] = half_btf_0_sse4_1(&cospim41, &u[58], &rnding, bit); |
| v[38] = half_btf_0_sse4_1(&cospi39, &u[38], &rnding, bit); |
| v[39] = half_btf_0_sse4_1(&cospim57, &u[56], &rnding, bit); |
| v[40] = half_btf_0_sse4_1(&cospi59, &u[40], &rnding, bit); |
| v[41] = half_btf_0_sse4_1(&cospim37, &u[54], &rnding, bit); |
| v[42] = half_btf_0_sse4_1(&cospi43, &u[42], &rnding, bit); |
| v[43] = half_btf_0_sse4_1(&cospim53, &u[52], &rnding, bit); |
| v[44] = half_btf_0_sse4_1(&cospi51, &u[44], &rnding, bit); |
| v[45] = half_btf_0_sse4_1(&cospim45, &u[50], &rnding, bit); |
| v[46] = half_btf_0_sse4_1(&cospi35, &u[46], &rnding, bit); |
| v[47] = half_btf_0_sse4_1(&cospim61, &u[48], &rnding, bit); |
| v[48] = half_btf_0_sse4_1(&cospi3, &u[48], &rnding, bit); |
| v[49] = half_btf_0_sse4_1(&cospi29, &u[46], &rnding, bit); |
| v[50] = half_btf_0_sse4_1(&cospi19, &u[50], &rnding, bit); |
| v[51] = half_btf_0_sse4_1(&cospi13, &u[44], &rnding, bit); |
| v[52] = half_btf_0_sse4_1(&cospi11, &u[52], &rnding, bit); |
| v[53] = half_btf_0_sse4_1(&cospi21, &u[42], &rnding, bit); |
| v[54] = half_btf_0_sse4_1(&cospi27, &u[54], &rnding, bit); |
| v[55] = half_btf_0_sse4_1(&cospi5, &u[40], &rnding, bit); |
| v[56] = half_btf_0_sse4_1(&cospi7, &u[56], &rnding, bit); |
| v[57] = half_btf_0_sse4_1(&cospi25, &u[38], &rnding, bit); |
| v[58] = half_btf_0_sse4_1(&cospi23, &u[58], &rnding, bit); |
| v[59] = half_btf_0_sse4_1(&cospi9, &u[36], &rnding, bit); |
| v[60] = half_btf_0_sse4_1(&cospi15, &u[60], &rnding, bit); |
| v[61] = half_btf_0_sse4_1(&cospi17, &u[34], &rnding, bit); |
| v[62] = half_btf_0_sse4_1(&cospi31, &u[62], &rnding, bit); |
| v[63] = half_btf_0_sse4_1(&cospi1, &u[32], &rnding, bit); |
| |
| // stage 3 |
| u[16] = half_btf_0_sse4_1(&cospi62, &v[16], &rnding, bit); |
| u[17] = half_btf_0_sse4_1(&cospim34, &v[30], &rnding, bit); |
| u[18] = half_btf_0_sse4_1(&cospi46, &v[18], &rnding, bit); |
| u[19] = half_btf_0_sse4_1(&cospim50, &v[28], &rnding, bit); |
| u[20] = half_btf_0_sse4_1(&cospi54, &v[20], &rnding, bit); |
| u[21] = half_btf_0_sse4_1(&cospim42, &v[26], &rnding, bit); |
| u[22] = half_btf_0_sse4_1(&cospi38, &v[22], &rnding, bit); |
| u[23] = half_btf_0_sse4_1(&cospim58, &v[24], &rnding, bit); |
| u[24] = half_btf_0_sse4_1(&cospi6, &v[24], &rnding, bit); |
| u[25] = half_btf_0_sse4_1(&cospi26, &v[22], &rnding, bit); |
| u[26] = half_btf_0_sse4_1(&cospi22, &v[26], &rnding, bit); |
| u[27] = half_btf_0_sse4_1(&cospi10, &v[20], &rnding, bit); |
| u[28] = half_btf_0_sse4_1(&cospi14, &v[28], &rnding, bit); |
| u[29] = half_btf_0_sse4_1(&cospi18, &v[18], &rnding, bit); |
| u[30] = half_btf_0_sse4_1(&cospi30, &v[30], &rnding, bit); |
| u[31] = half_btf_0_sse4_1(&cospi2, &v[16], &rnding, bit); |
| |
| for (i = 32; i < 64; i += 4) { |
| addsub_sse4_1(v[i + 0], v[i + 1], &u[i + 0], &u[i + 1], &clamp_lo, |
| &clamp_hi); |
| addsub_sse4_1(v[i + 3], v[i + 2], &u[i + 3], &u[i + 2], &clamp_lo, |
| &clamp_hi); |
| } |
| |
| // stage 4 |
| v[8] = half_btf_0_sse4_1(&cospi60, &u[8], &rnding, bit); |
| v[9] = half_btf_0_sse4_1(&cospim36, &u[14], &rnding, bit); |
| v[10] = half_btf_0_sse4_1(&cospi44, &u[10], &rnding, bit); |
| v[11] = half_btf_0_sse4_1(&cospim52, &u[12], &rnding, bit); |
| v[12] = half_btf_0_sse4_1(&cospi12, &u[12], &rnding, bit); |
| v[13] = half_btf_0_sse4_1(&cospi20, &u[10], &rnding, bit); |
| v[14] = half_btf_0_sse4_1(&cospi28, &u[14], &rnding, bit); |
| v[15] = half_btf_0_sse4_1(&cospi4, &u[8], &rnding, bit); |
| |
| for (i = 16; i < 32; i += 4) { |
| addsub_sse4_1(u[i + 0], u[i + 1], &v[i + 0], &v[i + 1], &clamp_lo, |
| &clamp_hi); |
| addsub_sse4_1(u[i + 3], u[i + 2], &v[i + 3], &v[i + 2], &clamp_lo, |
| &clamp_hi); |
| } |
| |
| for (i = 32; i < 64; i += 4) { |
| v[i + 0] = u[i + 0]; |
| v[i + 3] = u[i + 3]; |
| } |
| |
| v[33] = half_btf_sse4_1(&cospim4, &u[33], &cospi60, &u[62], &rnding, bit); |
| v[34] = half_btf_sse4_1(&cospim60, &u[34], &cospim4, &u[61], &rnding, bit); |
| v[37] = half_btf_sse4_1(&cospim36, &u[37], &cospi28, &u[58], &rnding, bit); |
| v[38] = half_btf_sse4_1(&cospim28, &u[38], &cospim36, &u[57], &rnding, bit); |
| v[41] = half_btf_sse4_1(&cospim20, &u[41], &cospi44, &u[54], &rnding, bit); |
| v[42] = half_btf_sse4_1(&cospim44, &u[42], &cospim20, &u[53], &rnding, bit); |
| v[45] = half_btf_sse4_1(&cospim52, &u[45], &cospi12, &u[50], &rnding, bit); |
| v[46] = half_btf_sse4_1(&cospim12, &u[46], &cospim52, &u[49], &rnding, bit); |
| v[49] = half_btf_sse4_1(&cospim52, &u[46], &cospi12, &u[49], &rnding, bit); |
| v[50] = half_btf_sse4_1(&cospi12, &u[45], &cospi52, &u[50], &rnding, bit); |
| v[53] = half_btf_sse4_1(&cospim20, &u[42], &cospi44, &u[53], &rnding, bit); |
| v[54] = half_btf_sse4_1(&cospi44, &u[41], &cospi20, &u[54], &rnding, bit); |
| v[57] = half_btf_sse4_1(&cospim36, &u[38], &cospi28, &u[57], &rnding, bit); |
| v[58] = half_btf_sse4_1(&cospi28, &u[37], &cospi36, &u[58], &rnding, bit); |
| v[61] = half_btf_sse4_1(&cospim4, &u[34], &cospi60, &u[61], &rnding, bit); |
| v[62] = half_btf_sse4_1(&cospi60, &u[33], &cospi4, &u[62], &rnding, bit); |
| |
| // stage 5 |
| u[4] = half_btf_0_sse4_1(&cospi56, &v[4], &rnding, bit); |
| u[5] = half_btf_0_sse4_1(&cospim40, &v[6], &rnding, bit); |
| u[6] = half_btf_0_sse4_1(&cospi24, &v[6], &rnding, bit); |
| u[7] = half_btf_0_sse4_1(&cospi8, &v[4], &rnding, bit); |
| |
| for (i = 8; i < 16; i += 4) { |
| addsub_sse4_1(v[i + 0], v[i + 1], &u[i + 0], &u[i + 1], &clamp_lo, |
| &clamp_hi); |
| addsub_sse4_1(v[i + 3], v[i + 2], &u[i + 3], &u[i + 2], &clamp_lo, |
| &clamp_hi); |
| } |
| |
| for (i = 16; i < 32; i += 4) { |
| u[i + 0] = v[i + 0]; |
| u[i + 3] = v[i + 3]; |
| } |
| |
| u[17] = half_btf_sse4_1(&cospim8, &v[17], &cospi56, &v[30], &rnding, bit); |
| u[18] = half_btf_sse4_1(&cospim56, &v[18], &cospim8, &v[29], &rnding, bit); |
| u[21] = half_btf_sse4_1(&cospim40, &v[21], &cospi24, &v[26], &rnding, bit); |
| u[22] = half_btf_sse4_1(&cospim24, &v[22], &cospim40, &v[25], &rnding, bit); |
| u[25] = half_btf_sse4_1(&cospim40, &v[22], &cospi24, &v[25], &rnding, bit); |
| u[26] = half_btf_sse4_1(&cospi24, &v[21], &cospi40, &v[26], &rnding, bit); |
| u[29] = half_btf_sse4_1(&cospim8, &v[18], &cospi56, &v[29], &rnding, bit); |
| u[30] = half_btf_sse4_1(&cospi56, &v[17], &cospi8, &v[30], &rnding, bit); |
| |
| for (i = 32; i < 64; i += 8) { |
| addsub_sse4_1(v[i + 0], v[i + 3], &u[i + 0], &u[i + 3], &clamp_lo, |
| &clamp_hi); |
| addsub_sse4_1(v[i + 1], v[i + 2], &u[i + 1], &u[i + 2], &clamp_lo, |
| &clamp_hi); |
| |
| addsub_sse4_1(v[i + 7], v[i + 4], &u[i + 7], &u[i + 4], &clamp_lo, |
| &clamp_hi); |
| addsub_sse4_1(v[i + 6], v[i + 5], &u[i + 6], &u[i + 5], &clamp_lo, |
| &clamp_hi); |
| } |
| |
| // stage 6 |
| v[0] = half_btf_0_sse4_1(&cospi32, &u[0], &rnding, bit); |
| v[1] = half_btf_0_sse4_1(&cospi32, &u[0], &rnding, bit); |
| v[2] = half_btf_0_sse4_1(&cospi48, &u[2], &rnding, bit); |
| v[3] = half_btf_0_sse4_1(&cospi16, &u[2], &rnding, bit); |
| |
| addsub_sse4_1(u[4], u[5], &v[4], &v[5], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(u[7], u[6], &v[7], &v[6], &clamp_lo, &clamp_hi); |
| |
| for (i = 8; i < 16; i += 4) { |
| v[i + 0] = u[i + 0]; |
| v[i + 3] = u[i + 3]; |
| } |
| |
| v[9] = half_btf_sse4_1(&cospim16, &u[9], &cospi48, &u[14], &rnding, bit); |
| v[10] = half_btf_sse4_1(&cospim48, &u[10], &cospim16, &u[13], &rnding, bit); |
| v[13] = half_btf_sse4_1(&cospim16, &u[10], &cospi48, &u[13], &rnding, bit); |
| v[14] = half_btf_sse4_1(&cospi48, &u[9], &cospi16, &u[14], &rnding, bit); |
| |
| for (i = 16; i < 32; i += 8) { |
| addsub_sse4_1(u[i + 0], u[i + 3], &v[i + 0], &v[i + 3], &clamp_lo, |
| &clamp_hi); |
| addsub_sse4_1(u[i + 1], u[i + 2], &v[i + 1], &v[i + 2], &clamp_lo, |
| &clamp_hi); |
| |
| addsub_sse4_1(u[i + 7], u[i + 4], &v[i + 7], &v[i + 4], &clamp_lo, |
| &clamp_hi); |
| addsub_sse4_1(u[i + 6], u[i + 5], &v[i + 6], &v[i + 5], &clamp_lo, |
| &clamp_hi); |
| } |
| |
| for (i = 32; i < 64; i += 8) { |
| v[i + 0] = u[i + 0]; |
| v[i + 1] = u[i + 1]; |
| v[i + 6] = u[i + 6]; |
| v[i + 7] = u[i + 7]; |
| } |
| |
| v[34] = half_btf_sse4_1(&cospim8, &u[34], &cospi56, &u[61], &rnding, bit); |
| v[35] = half_btf_sse4_1(&cospim8, &u[35], &cospi56, &u[60], &rnding, bit); |
| v[36] = half_btf_sse4_1(&cospim56, &u[36], &cospim8, &u[59], &rnding, bit); |
| v[37] = half_btf_sse4_1(&cospim56, &u[37], &cospim8, &u[58], &rnding, bit); |
| v[42] = half_btf_sse4_1(&cospim40, &u[42], &cospi24, &u[53], &rnding, bit); |
| v[43] = half_btf_sse4_1(&cospim40, &u[43], &cospi24, &u[52], &rnding, bit); |
| v[44] = half_btf_sse4_1(&cospim24, &u[44], &cospim40, &u[51], &rnding, bit); |
| v[45] = half_btf_sse4_1(&cospim24, &u[45], &cospim40, &u[50], &rnding, bit); |
| v[50] = half_btf_sse4_1(&cospim40, &u[45], &cospi24, &u[50], &rnding, bit); |
| v[51] = half_btf_sse4_1(&cospim40, &u[44], &cospi24, &u[51], &rnding, bit); |
| v[52] = half_btf_sse4_1(&cospi24, &u[43], &cospi40, &u[52], &rnding, bit); |
| v[53] = half_btf_sse4_1(&cospi24, &u[42], &cospi40, &u[53], &rnding, bit); |
| v[58] = half_btf_sse4_1(&cospim8, &u[37], &cospi56, &u[58], &rnding, bit); |
| v[59] = half_btf_sse4_1(&cospim8, &u[36], &cospi56, &u[59], &rnding, bit); |
| v[60] = half_btf_sse4_1(&cospi56, &u[35], &cospi8, &u[60], &rnding, bit); |
| v[61] = half_btf_sse4_1(&cospi56, &u[34], &cospi8, &u[61], &rnding, bit); |
| |
| // stage 7 |
| addsub_sse4_1(v[0], v[3], &u[0], &u[3], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[1], v[2], &u[1], &u[2], &clamp_lo, &clamp_hi); |
| |
| u[4] = v[4]; |
| u[7] = v[7]; |
| u[5] = half_btf_sse4_1(&cospim32, &v[5], &cospi32, &v[6], &rnding, bit); |
| u[6] = half_btf_sse4_1(&cospi32, &v[5], &cospi32, &v[6], &rnding, bit); |
| |
| addsub_sse4_1(v[8], v[11], &u[8], &u[11], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[9], v[10], &u[9], &u[10], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[15], v[12], &u[15], &u[12], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[14], v[13], &u[14], &u[13], &clamp_lo, &clamp_hi); |
| |
| for (i = 16; i < 32; i += 8) { |
| u[i + 0] = v[i + 0]; |
| u[i + 1] = v[i + 1]; |
| u[i + 6] = v[i + 6]; |
| u[i + 7] = v[i + 7]; |
| } |
| |
| u[18] = half_btf_sse4_1(&cospim16, &v[18], &cospi48, &v[29], &rnding, bit); |
| u[19] = half_btf_sse4_1(&cospim16, &v[19], &cospi48, &v[28], &rnding, bit); |
| u[20] = half_btf_sse4_1(&cospim48, &v[20], &cospim16, &v[27], &rnding, bit); |
| u[21] = half_btf_sse4_1(&cospim48, &v[21], &cospim16, &v[26], &rnding, bit); |
| u[26] = half_btf_sse4_1(&cospim16, &v[21], &cospi48, &v[26], &rnding, bit); |
| u[27] = half_btf_sse4_1(&cospim16, &v[20], &cospi48, &v[27], &rnding, bit); |
| u[28] = half_btf_sse4_1(&cospi48, &v[19], &cospi16, &v[28], &rnding, bit); |
| u[29] = half_btf_sse4_1(&cospi48, &v[18], &cospi16, &v[29], &rnding, bit); |
| |
| for (i = 32; i < 64; i += 16) { |
| for (j = i; j < i + 4; j++) { |
| addsub_sse4_1(v[j], v[j ^ 7], &u[j], &u[j ^ 7], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(v[j ^ 15], v[j ^ 8], &u[j ^ 15], &u[j ^ 8], &clamp_lo, |
| &clamp_hi); |
| } |
| } |
| |
| // stage 8 |
| for (i = 0; i < 4; ++i) { |
| addsub_sse4_1(u[i], u[7 - i], &v[i], &v[7 - i], &clamp_lo, &clamp_hi); |
| } |
| |
| v[8] = u[8]; |
| v[9] = u[9]; |
| v[14] = u[14]; |
| v[15] = u[15]; |
| |
| v[10] = half_btf_sse4_1(&cospim32, &u[10], &cospi32, &u[13], &rnding, bit); |
| v[11] = half_btf_sse4_1(&cospim32, &u[11], &cospi32, &u[12], &rnding, bit); |
| v[12] = half_btf_sse4_1(&cospi32, &u[11], &cospi32, &u[12], &rnding, bit); |
| v[13] = half_btf_sse4_1(&cospi32, &u[10], &cospi32, &u[13], &rnding, bit); |
| |
| for (i = 16; i < 20; ++i) { |
| addsub_sse4_1(u[i], u[i ^ 7], &v[i], &v[i ^ 7], &clamp_lo, &clamp_hi); |
| addsub_sse4_1(u[i ^ 15], u[i ^ 8], &v[i ^ 15], &v[i ^ 8], &clamp_lo, |
| &clamp_hi); |
| } |
| |
| for (i = 32; i < 36; ++i) { |
| v[i] = u[i]; |
| v[i + 12] = u[i + 12]; |
| v[i + 16] = u[i + 16]; |
| v[i + 28] = u[i + 28]; |
| } |
| |
| v[36] = half_btf_sse4_1(&cospim16, &u[36], &cospi48, &u[59], &rnding, bit); |
| v[37] = half_btf_sse4_1(&cospim16, &u[37], &cospi48, &u[58], &rnding, bit); |
| v[38] = half_btf_sse4_1(&cospim16, &u[38], &cospi48, &u[57], &rnding, bit); |
| v[39] = half_btf_sse4_1(&cospim16, &u[39], &cospi48, &u[56], &rnding, bit); |
| v[40] = half_btf_sse4_1(&cospim48, &u[40], &cospim16, &u[55], &rnding, bit); |
| v[41] = half_btf_sse4_1(&cospim48, &u[41], &cospim16, &u[54], &rnding, bit); |
| v[42] = half_btf_sse4_1(&cospim48, &u[42], &cospim16, &u[53], &rnding, bit); |
| v[43] = half_btf_sse4_1(&cospim48, &u[43], &cospim16, &u[52], &rnding, bit); |
| v[52] = half_btf_sse4_1(&cospim16, &u[43], &cospi48, &u[52], &rnding, bit); |
| v[53] = half_btf_sse4_1(&cospim16, &u[42], &cospi48, &u[53], &rnding, bit); |
| v[54] = half_btf_sse4_1(&cospim16, &u[41], &cospi48, &u[54], &rnding, bit); |
| v[55] = half_btf_sse4_1(&cospim16, &u[40], &cospi48, &u[55], &rnding, bit); |
| v[56] = half_btf_sse4_1(&cospi48, &u[39], &cospi16, &u[56], &rnding, bit); |
| v[57] = half_btf_sse4_1(&cospi48, &u[38], &cospi16, &u[57], &rnding, bit); |
| v[58] = half_btf_sse4_1(&cospi48, &u[37], &cospi16, &u[58], &rnding, bit); |
| v[59] = half_btf_sse4_1(&cospi48, &u[36], &cospi16, &u[59], &rnding, bit); |
| |
| // stage 9 |
| for (i = 0; i < 8; ++i) { |
| addsub_sse4_1(v[i], v[15 - i], &u[i], &u[15 - i], &clamp_lo, &clamp_hi); |
| } |
| |
| for (i = 16; i < 20; ++i) { |
| u[i] = v[i]; |
| u[i + 12] = v[i + 12]; |
| } |
| |
| u[20] = half_btf_sse4_1(&cospim32, &v[20], &cospi32, &v[27], &rnding, bit); |
| u[21] = half_btf_sse4_1(&cospim32, &v[21], &cospi32, &v[26], &rnding, bit); |
| u[22] = half_btf_sse4_1(&cospim32, &v[22], &cospi32, &v[25], &rnding, bit); |
| u[23] = half_btf_sse4_1(&cospim32, &v[23], &cospi32, &v[24], &rnding, bit); |
| u[24] = half_btf_sse4_1(&cospi32, &v[23], &cospi32, &v[24], &rnding, bit); |
| u[25] = half_btf_sse4_1(&cospi32, &v[22], &cospi32, &v[25], &rnding, bit); |
| u[26] = half_btf_sse4_1(&cospi32, &v[21], &cospi32, &v[26], &rnding, bit); |
| u[27] = half_btf_sse4_1(&cospi32, &v[20], &cospi32, &v[27], &rnding, bit); |
| |
| for (i = 32; i < 40; i++) { |
| addsub_sse4_1(v[i], v[i ^ 15], &u[i], &u[i ^ 15], &clamp_lo, &clamp_hi); |
| } |
| |
| for (i = 48; i < 56; i++) { |
| addsub_sse4_1(v[i ^ 15], v[i], &u[i ^ 15], &u[i], &clamp_lo, &clamp_hi); |
| } |
| |
| // stage 10 |
| for (i = 0; i < 16; i++) { |
| addsub_sse4_1(u[i], u[31 - i], &v[i], &v[31 - i], &clamp_lo, &clamp_hi); |
| } |
| |
| for (i = 32; i < 40; i++) v[i] = u[i]; |
| |
| v[40] = half_btf_sse4_1(&cospim32, &u[40], &cospi32, &u[55], &rnding, bit); |
| v[41] = half_btf_sse4_1(&cospim32, &u[41], &cospi32, &u[54], &rnding, bit); |
| v[42] = half_btf_sse4_1(&cospim32, &u[42], &cospi32, &u[53], &rnding, bit); |
| v[43] = half_btf_sse4_1(&cospim32, &u[43], &cospi32, &u[52], &rnding, bit); |
| v[44] = half_btf_sse4_1(&cospim32, &u[44], &cospi32, &u[51], &rnding, bit); |
| v[45] = half_btf_sse4_1(&cospim32, &u[45], &cospi32, &u[50], &rnding, bit); |
| v[46] = half_btf_sse4_1(&cospim32, &u[46], &cospi32, &u[49], &rnding, bit); |
| v[47] = half_btf_sse4_1(&cospim32, &u[47], &cospi32, &u[48], &rnding, bit); |
| v[48] = half_btf_sse4_1(&cospi32, &u[47], &cospi32, &u[48], &rnding, bit); |
| v[49] = half_btf_sse4_1(&cospi32, &u[46], &cospi32, &u[49], &rnding, bit); |
| v[50] = half_btf_sse4_1(&cospi32, &u[45], &cospi32, &u[50], &rnding, bit); |
| v[51] = half_btf_sse4_1(&cospi32, &u[44], &cospi32, &u[51], &rnding, bit); |
| v[52] = half_btf_sse4_1(&cospi32, &u[43], &cospi32, &u[52], &rnding, bit); |
| v[53] = half_btf_sse4_1(&cospi32, &u[42], &cospi32, &u[53], &rnding, bit); |
| v[54] = half_btf_sse4_1(&cospi32, &u[41], &cospi32, &u[54], &rnding, bit); |
| v[55] = half_btf_sse4_1(&cospi32, &u[40], &cospi32, &u[55], &rnding, bit); |
| |
| for (i = 56; i < 64; i++) v[i] = u[i]; |
| |
| // stage 11 |
| if (do_cols) { |
| for (i = 0; i < 32; i++) { |
| addsub_no_clamp_sse4_1(v[i], v[63 - i], &out[16 * (i) + col], |
| &out[16 * (63 - i) + col]); |
| } |
| } else { |
| for (i = 0; i < 32; i++) { |
| addsub_shift_sse4_1(v[i], v[63 - i], &out[16 * (i) + col], |
| &out[16 * (63 - i) + col], &clamp_lo, &clamp_hi, |
| out_shift); |
| } |
| } |
| } |
| } |
| |
| void av1_inv_txfm2d_add_64x64_sse4_1(const int32_t *coeff, uint16_t *output, |
| int stride, TX_TYPE tx_type, int bd) { |
| __m128i in[64 * 64 / 4], out[64 * 64 / 4]; |
| const int8_t *shift = inv_txfm_shift_ls[TX_64X64]; |
| const int txw_idx = tx_size_wide_log2[TX_64X64] - tx_size_wide_log2[0]; |
| const int txh_idx = tx_size_high_log2[TX_64X64] - tx_size_high_log2[0]; |
| |
| switch (tx_type) { |
| case DCT_DCT: |
| load_buffer_64x64_lower_32x32(coeff, in); |
| transpose_64x64(in, out, 0); |
| idct64x64_sse4_1(out, in, inv_cos_bit_row[txw_idx][txh_idx], 0, bd, |
| -shift[0]); |
| transpose_64x64(in, out, 1); |
| idct64x64_sse4_1(out, in, inv_cos_bit_col[txw_idx][txh_idx], 1, bd, 0); |
| write_buffer_64x64(in, output, stride, 0, 0, -shift[1], bd); |
| break; |
| |
| default: |
| av1_inv_txfm2d_add_64x64_c(coeff, output, stride, tx_type, bd); |
| break; |
| } |
| } |