diff options
Diffstat (limited to 'libvpx/vp9/encoder/x86')
| -rw-r--r-- | libvpx/vp9/encoder/x86/vp9_dct32x32_sse2.c | 2650 | ||||
| -rw-r--r-- | libvpx/vp9/encoder/x86/vp9_dct_sse2.c | 1232 | ||||
| -rw-r--r-- | libvpx/vp9/encoder/x86/vp9_quantize_ssse3.asm | 28 | ||||
| -rw-r--r-- | libvpx/vp9/encoder/x86/vp9_subpel_variance.asm | 12 | ||||
| -rw-r--r-- | libvpx/vp9/encoder/x86/vp9_variance_impl_mmx.asm | 16 | ||||
| -rw-r--r-- | libvpx/vp9/encoder/x86/vp9_variance_sse2.c | 8 |
6 files changed, 2701 insertions, 1245 deletions
diff --git a/libvpx/vp9/encoder/x86/vp9_dct32x32_sse2.c b/libvpx/vp9/encoder/x86/vp9_dct32x32_sse2.c new file mode 100644 index 0000000..95ae266 --- /dev/null +++ b/libvpx/vp9/encoder/x86/vp9_dct32x32_sse2.c @@ -0,0 +1,2650 @@ +/* + * Copyright (c) 2012 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <emmintrin.h> // SSE2 +#include "vp9/common/vp9_idct.h" // for cospi constants +#include "vpx_ports/mem.h" + +#if FDCT32x32_HIGH_PRECISION +static INLINE __m128i k_madd_epi32(__m128i a, __m128i b) { + __m128i buf0, buf1; + buf0 = _mm_mul_epu32(a, b); + a = _mm_srli_epi64(a, 32); + b = _mm_srli_epi64(b, 32); + buf1 = _mm_mul_epu32(a, b); + return _mm_add_epi64(buf0, buf1); +} + +static INLINE __m128i k_packs_epi64(__m128i a, __m128i b) { + __m128i buf0 = _mm_shuffle_epi32(a, _MM_SHUFFLE(0, 0, 2, 0)); + __m128i buf1 = _mm_shuffle_epi32(b, _MM_SHUFFLE(0, 0, 2, 0)); + return _mm_unpacklo_epi64(buf0, buf1); +} + +static INLINE __m128i k_cvtlo_epi16(__m128i a, __m128i mask16, __m128i kZero) { + // convert the lower 4 signed 16-bit integers into 4 signed 32-bit integers + __m128i sign_bit = _mm_and_si128(a, mask16); + __m128i b = _mm_unpacklo_epi16(a, kZero); + sign_bit = _mm_cmplt_epi16(sign_bit, kZero); + sign_bit = _mm_unpacklo_epi16(kZero, sign_bit); + return _mm_or_si128(sign_bit, b); +} + +static INLINE __m128i k_cvthi_epi16(__m128i a, __m128i mask16, __m128i kZero) { + // convert the lower 4 signed 16-bit integers into 4 signed 32-bit integers + __m128i sign_bit = _mm_and_si128(a, mask16); + __m128i b = _mm_unpackhi_epi16(a, kZero); + sign_bit = _mm_cmplt_epi16(sign_bit, kZero); + sign_bit = _mm_unpackhi_epi16(kZero, sign_bit); + return _mm_or_si128(sign_bit, b); +} +#endif + +void FDCT32x32_2D(int16_t *input, + int16_t *output_org, int pitch) { + // Calculate pre-multiplied strides + const int str1 = pitch >> 1; + const int str2 = pitch; + const int str3 = pitch + str1; + // We need an intermediate buffer between passes. + DECLARE_ALIGNED(16, int16_t, intermediate[32 * 32]); + // Constants + // When we use them, in one case, they are all the same. In all others + // it's a pair of them that we need to repeat four times. This is done + // by constructing the 32 bit constant corresponding to that pair. + const __m128i k__cospi_p16_p16 = _mm_set1_epi16(+cospi_16_64); + const __m128i k__cospi_p16_m16 = pair_set_epi16(+cospi_16_64, -cospi_16_64); + const __m128i k__cospi_m08_p24 = pair_set_epi16(-cospi_8_64, cospi_24_64); + const __m128i k__cospi_m24_m08 = pair_set_epi16(-cospi_24_64, -cospi_8_64); + const __m128i k__cospi_p24_p08 = pair_set_epi16(+cospi_24_64, cospi_8_64); + const __m128i k__cospi_p12_p20 = pair_set_epi16(+cospi_12_64, cospi_20_64); + const __m128i k__cospi_m20_p12 = pair_set_epi16(-cospi_20_64, cospi_12_64); + const __m128i k__cospi_m04_p28 = pair_set_epi16(-cospi_4_64, cospi_28_64); + const __m128i k__cospi_p28_p04 = pair_set_epi16(+cospi_28_64, cospi_4_64); + const __m128i k__cospi_m28_m04 = pair_set_epi16(-cospi_28_64, -cospi_4_64); + const __m128i k__cospi_m12_m20 = pair_set_epi16(-cospi_12_64, -cospi_20_64); + const __m128i k__cospi_p30_p02 = pair_set_epi16(+cospi_30_64, cospi_2_64); + const __m128i k__cospi_p14_p18 = pair_set_epi16(+cospi_14_64, cospi_18_64); + const __m128i k__cospi_p22_p10 = pair_set_epi16(+cospi_22_64, cospi_10_64); + const __m128i k__cospi_p06_p26 = pair_set_epi16(+cospi_6_64, cospi_26_64); + const __m128i k__cospi_m26_p06 = pair_set_epi16(-cospi_26_64, cospi_6_64); + const __m128i k__cospi_m10_p22 = pair_set_epi16(-cospi_10_64, cospi_22_64); + const __m128i k__cospi_m18_p14 = pair_set_epi16(-cospi_18_64, cospi_14_64); + const __m128i k__cospi_m02_p30 = pair_set_epi16(-cospi_2_64, cospi_30_64); + const __m128i k__cospi_p31_p01 = pair_set_epi16(+cospi_31_64, cospi_1_64); + const __m128i k__cospi_p15_p17 = pair_set_epi16(+cospi_15_64, cospi_17_64); + const __m128i k__cospi_p23_p09 = pair_set_epi16(+cospi_23_64, cospi_9_64); + const __m128i k__cospi_p07_p25 = pair_set_epi16(+cospi_7_64, cospi_25_64); + const __m128i k__cospi_m25_p07 = pair_set_epi16(-cospi_25_64, cospi_7_64); + const __m128i k__cospi_m09_p23 = pair_set_epi16(-cospi_9_64, cospi_23_64); + const __m128i k__cospi_m17_p15 = pair_set_epi16(-cospi_17_64, cospi_15_64); + const __m128i k__cospi_m01_p31 = pair_set_epi16(-cospi_1_64, cospi_31_64); + const __m128i k__cospi_p27_p05 = pair_set_epi16(+cospi_27_64, cospi_5_64); + const __m128i k__cospi_p11_p21 = pair_set_epi16(+cospi_11_64, cospi_21_64); + const __m128i k__cospi_p19_p13 = pair_set_epi16(+cospi_19_64, cospi_13_64); + const __m128i k__cospi_p03_p29 = pair_set_epi16(+cospi_3_64, cospi_29_64); + const __m128i k__cospi_m29_p03 = pair_set_epi16(-cospi_29_64, cospi_3_64); + const __m128i k__cospi_m13_p19 = pair_set_epi16(-cospi_13_64, cospi_19_64); + const __m128i k__cospi_m21_p11 = pair_set_epi16(-cospi_21_64, cospi_11_64); + const __m128i k__cospi_m05_p27 = pair_set_epi16(-cospi_5_64, cospi_27_64); + const __m128i k__DCT_CONST_ROUNDING = _mm_set1_epi32(DCT_CONST_ROUNDING); + const __m128i kZero = _mm_set1_epi16(0); + const __m128i kOne = _mm_set1_epi16(1); + // Do the two transform/transpose passes + int pass; + for (pass = 0; pass < 2; ++pass) { + // We process eight columns (transposed rows in second pass) at a time. + int column_start; + for (column_start = 0; column_start < 32; column_start += 8) { + __m128i step1[32]; + __m128i step2[32]; + __m128i step3[32]; + __m128i out[32]; + // Stage 1 + // Note: even though all the loads below are aligned, using the aligned + // intrinsic make the code slightly slower. + if (0 == pass) { + int16_t *in = &input[column_start]; + // step1[i] = (in[ 0 * stride] + in[(32 - 1) * stride]) << 2; + // Note: the next four blocks could be in a loop. That would help the + // instruction cache but is actually slower. + { + int16_t *ina = in + 0 * str1; + int16_t *inb = in + 31 * str1; + __m128i *step1a = &step1[ 0]; + __m128i *step1b = &step1[31]; + const __m128i ina0 = _mm_loadu_si128((const __m128i *)(ina)); + const __m128i ina1 = _mm_loadu_si128((const __m128i *)(ina + str1)); + const __m128i ina2 = _mm_loadu_si128((const __m128i *)(ina + str2)); + const __m128i ina3 = _mm_loadu_si128((const __m128i *)(ina + str3)); + const __m128i inb3 = _mm_loadu_si128((const __m128i *)(inb - str3)); + const __m128i inb2 = _mm_loadu_si128((const __m128i *)(inb - str2)); + const __m128i inb1 = _mm_loadu_si128((const __m128i *)(inb - str1)); + const __m128i inb0 = _mm_loadu_si128((const __m128i *)(inb)); + step1a[ 0] = _mm_add_epi16(ina0, inb0); + step1a[ 1] = _mm_add_epi16(ina1, inb1); + step1a[ 2] = _mm_add_epi16(ina2, inb2); + step1a[ 3] = _mm_add_epi16(ina3, inb3); + step1b[-3] = _mm_sub_epi16(ina3, inb3); + step1b[-2] = _mm_sub_epi16(ina2, inb2); + step1b[-1] = _mm_sub_epi16(ina1, inb1); + step1b[-0] = _mm_sub_epi16(ina0, inb0); + step1a[ 0] = _mm_slli_epi16(step1a[ 0], 2); + step1a[ 1] = _mm_slli_epi16(step1a[ 1], 2); + step1a[ 2] = _mm_slli_epi16(step1a[ 2], 2); + step1a[ 3] = _mm_slli_epi16(step1a[ 3], 2); + step1b[-3] = _mm_slli_epi16(step1b[-3], 2); + step1b[-2] = _mm_slli_epi16(step1b[-2], 2); + step1b[-1] = _mm_slli_epi16(step1b[-1], 2); + step1b[-0] = _mm_slli_epi16(step1b[-0], 2); + } + { + int16_t *ina = in + 4 * str1; + int16_t *inb = in + 27 * str1; + __m128i *step1a = &step1[ 4]; + __m128i *step1b = &step1[27]; + const __m128i ina0 = _mm_loadu_si128((const __m128i *)(ina)); + const __m128i ina1 = _mm_loadu_si128((const __m128i *)(ina + str1)); + const __m128i ina2 = _mm_loadu_si128((const __m128i *)(ina + str2)); + const __m128i ina3 = _mm_loadu_si128((const __m128i *)(ina + str3)); + const __m128i inb3 = _mm_loadu_si128((const __m128i *)(inb - str3)); + const __m128i inb2 = _mm_loadu_si128((const __m128i *)(inb - str2)); + const __m128i inb1 = _mm_loadu_si128((const __m128i *)(inb - str1)); + const __m128i inb0 = _mm_loadu_si128((const __m128i *)(inb)); + step1a[ 0] = _mm_add_epi16(ina0, inb0); + step1a[ 1] = _mm_add_epi16(ina1, inb1); + step1a[ 2] = _mm_add_epi16(ina2, inb2); + step1a[ 3] = _mm_add_epi16(ina3, inb3); + step1b[-3] = _mm_sub_epi16(ina3, inb3); + step1b[-2] = _mm_sub_epi16(ina2, inb2); + step1b[-1] = _mm_sub_epi16(ina1, inb1); + step1b[-0] = _mm_sub_epi16(ina0, inb0); + step1a[ 0] = _mm_slli_epi16(step1a[ 0], 2); + step1a[ 1] = _mm_slli_epi16(step1a[ 1], 2); + step1a[ 2] = _mm_slli_epi16(step1a[ 2], 2); + step1a[ 3] = _mm_slli_epi16(step1a[ 3], 2); + step1b[-3] = _mm_slli_epi16(step1b[-3], 2); + step1b[-2] = _mm_slli_epi16(step1b[-2], 2); + step1b[-1] = _mm_slli_epi16(step1b[-1], 2); + step1b[-0] = _mm_slli_epi16(step1b[-0], 2); + } + { + int16_t *ina = in + 8 * str1; + int16_t *inb = in + 23 * str1; + __m128i *step1a = &step1[ 8]; + __m128i *step1b = &step1[23]; + const __m128i ina0 = _mm_loadu_si128((const __m128i *)(ina)); + const __m128i ina1 = _mm_loadu_si128((const __m128i *)(ina + str1)); + const __m128i ina2 = _mm_loadu_si128((const __m128i *)(ina + str2)); + const __m128i ina3 = _mm_loadu_si128((const __m128i *)(ina + str3)); + const __m128i inb3 = _mm_loadu_si128((const __m128i *)(inb - str3)); + const __m128i inb2 = _mm_loadu_si128((const __m128i *)(inb - str2)); + const __m128i inb1 = _mm_loadu_si128((const __m128i *)(inb - str1)); + const __m128i inb0 = _mm_loadu_si128((const __m128i *)(inb)); + step1a[ 0] = _mm_add_epi16(ina0, inb0); + step1a[ 1] = _mm_add_epi16(ina1, inb1); + step1a[ 2] = _mm_add_epi16(ina2, inb2); + step1a[ 3] = _mm_add_epi16(ina3, inb3); + step1b[-3] = _mm_sub_epi16(ina3, inb3); + step1b[-2] = _mm_sub_epi16(ina2, inb2); + step1b[-1] = _mm_sub_epi16(ina1, inb1); + step1b[-0] = _mm_sub_epi16(ina0, inb0); + step1a[ 0] = _mm_slli_epi16(step1a[ 0], 2); + step1a[ 1] = _mm_slli_epi16(step1a[ 1], 2); + step1a[ 2] = _mm_slli_epi16(step1a[ 2], 2); + step1a[ 3] = _mm_slli_epi16(step1a[ 3], 2); + step1b[-3] = _mm_slli_epi16(step1b[-3], 2); + step1b[-2] = _mm_slli_epi16(step1b[-2], 2); + step1b[-1] = _mm_slli_epi16(step1b[-1], 2); + step1b[-0] = _mm_slli_epi16(step1b[-0], 2); + } + { + int16_t *ina = in + 12 * str1; + int16_t *inb = in + 19 * str1; + __m128i *step1a = &step1[12]; + __m128i *step1b = &step1[19]; + const __m128i ina0 = _mm_loadu_si128((const __m128i *)(ina)); + const __m128i ina1 = _mm_loadu_si128((const __m128i *)(ina + str1)); + const __m128i ina2 = _mm_loadu_si128((const __m128i *)(ina + str2)); + const __m128i ina3 = _mm_loadu_si128((const __m128i *)(ina + str3)); + const __m128i inb3 = _mm_loadu_si128((const __m128i *)(inb - str3)); + const __m128i inb2 = _mm_loadu_si128((const __m128i *)(inb - str2)); + const __m128i inb1 = _mm_loadu_si128((const __m128i *)(inb - str1)); + const __m128i inb0 = _mm_loadu_si128((const __m128i *)(inb)); + step1a[ 0] = _mm_add_epi16(ina0, inb0); + step1a[ 1] = _mm_add_epi16(ina1, inb1); + step1a[ 2] = _mm_add_epi16(ina2, inb2); + step1a[ 3] = _mm_add_epi16(ina3, inb3); + step1b[-3] = _mm_sub_epi16(ina3, inb3); + step1b[-2] = _mm_sub_epi16(ina2, inb2); + step1b[-1] = _mm_sub_epi16(ina1, inb1); + step1b[-0] = _mm_sub_epi16(ina0, inb0); + step1a[ 0] = _mm_slli_epi16(step1a[ 0], 2); + step1a[ 1] = _mm_slli_epi16(step1a[ 1], 2); + step1a[ 2] = _mm_slli_epi16(step1a[ 2], 2); + step1a[ 3] = _mm_slli_epi16(step1a[ 3], 2); + step1b[-3] = _mm_slli_epi16(step1b[-3], 2); + step1b[-2] = _mm_slli_epi16(step1b[-2], 2); + step1b[-1] = _mm_slli_epi16(step1b[-1], 2); + step1b[-0] = _mm_slli_epi16(step1b[-0], 2); + } + } else { + int16_t *in = &intermediate[column_start]; + // step1[i] = in[ 0 * 32] + in[(32 - 1) * 32]; + // Note: using the same approach as above to have common offset is + // counter-productive as all offsets can be calculated at compile + // time. + // Note: the next four blocks could be in a loop. That would help the + // instruction cache but is actually slower. + { + __m128i in00 = _mm_loadu_si128((const __m128i *)(in + 0 * 32)); + __m128i in01 = _mm_loadu_si128((const __m128i *)(in + 1 * 32)); + __m128i in02 = _mm_loadu_si128((const __m128i *)(in + 2 * 32)); + __m128i in03 = _mm_loadu_si128((const __m128i *)(in + 3 * 32)); + __m128i in28 = _mm_loadu_si128((const __m128i *)(in + 28 * 32)); + __m128i in29 = _mm_loadu_si128((const __m128i *)(in + 29 * 32)); + __m128i in30 = _mm_loadu_si128((const __m128i *)(in + 30 * 32)); + __m128i in31 = _mm_loadu_si128((const __m128i *)(in + 31 * 32)); + step1[ 0] = _mm_add_epi16(in00, in31); + step1[ 1] = _mm_add_epi16(in01, in30); + step1[ 2] = _mm_add_epi16(in02, in29); + step1[ 3] = _mm_add_epi16(in03, in28); + step1[28] = _mm_sub_epi16(in03, in28); + step1[29] = _mm_sub_epi16(in02, in29); + step1[30] = _mm_sub_epi16(in01, in30); + step1[31] = _mm_sub_epi16(in00, in31); + } + { + __m128i in04 = _mm_loadu_si128((const __m128i *)(in + 4 * 32)); + __m128i in05 = _mm_loadu_si128((const __m128i *)(in + 5 * 32)); + __m128i in06 = _mm_loadu_si128((const __m128i *)(in + 6 * 32)); + __m128i in07 = _mm_loadu_si128((const __m128i *)(in + 7 * 32)); + __m128i in24 = _mm_loadu_si128((const __m128i *)(in + 24 * 32)); + __m128i in25 = _mm_loadu_si128((const __m128i *)(in + 25 * 32)); + __m128i in26 = _mm_loadu_si128((const __m128i *)(in + 26 * 32)); + __m128i in27 = _mm_loadu_si128((const __m128i *)(in + 27 * 32)); + step1[ 4] = _mm_add_epi16(in04, in27); + step1[ 5] = _mm_add_epi16(in05, in26); + step1[ 6] = _mm_add_epi16(in06, in25); + step1[ 7] = _mm_add_epi16(in07, in24); + step1[24] = _mm_sub_epi16(in07, in24); + step1[25] = _mm_sub_epi16(in06, in25); + step1[26] = _mm_sub_epi16(in05, in26); + step1[27] = _mm_sub_epi16(in04, in27); + } + { + __m128i in08 = _mm_loadu_si128((const __m128i *)(in + 8 * 32)); + __m128i in09 = _mm_loadu_si128((const __m128i *)(in + 9 * 32)); + __m128i in10 = _mm_loadu_si128((const __m128i *)(in + 10 * 32)); + __m128i in11 = _mm_loadu_si128((const __m128i *)(in + 11 * 32)); + __m128i in20 = _mm_loadu_si128((const __m128i *)(in + 20 * 32)); + __m128i in21 = _mm_loadu_si128((const __m128i *)(in + 21 * 32)); + __m128i in22 = _mm_loadu_si128((const __m128i *)(in + 22 * 32)); + __m128i in23 = _mm_loadu_si128((const __m128i *)(in + 23 * 32)); + step1[ 8] = _mm_add_epi16(in08, in23); + step1[ 9] = _mm_add_epi16(in09, in22); + step1[10] = _mm_add_epi16(in10, in21); + step1[11] = _mm_add_epi16(in11, in20); + step1[20] = _mm_sub_epi16(in11, in20); + step1[21] = _mm_sub_epi16(in10, in21); + step1[22] = _mm_sub_epi16(in09, in22); + step1[23] = _mm_sub_epi16(in08, in23); + } + { + __m128i in12 = _mm_loadu_si128((const __m128i *)(in + 12 * 32)); + __m128i in13 = _mm_loadu_si128((const __m128i *)(in + 13 * 32)); + __m128i in14 = _mm_loadu_si128((const __m128i *)(in + 14 * 32)); + __m128i in15 = _mm_loadu_si128((const __m128i *)(in + 15 * 32)); + __m128i in16 = _mm_loadu_si128((const __m128i *)(in + 16 * 32)); + __m128i in17 = _mm_loadu_si128((const __m128i *)(in + 17 * 32)); + __m128i in18 = _mm_loadu_si128((const __m128i *)(in + 18 * 32)); + __m128i in19 = _mm_loadu_si128((const __m128i *)(in + 19 * 32)); + step1[12] = _mm_add_epi16(in12, in19); + step1[13] = _mm_add_epi16(in13, in18); + step1[14] = _mm_add_epi16(in14, in17); + step1[15] = _mm_add_epi16(in15, in16); + step1[16] = _mm_sub_epi16(in15, in16); + step1[17] = _mm_sub_epi16(in14, in17); + step1[18] = _mm_sub_epi16(in13, in18); + step1[19] = _mm_sub_epi16(in12, in19); + } + } + // Stage 2 + { + step2[ 0] = _mm_add_epi16(step1[0], step1[15]); + step2[ 1] = _mm_add_epi16(step1[1], step1[14]); + step2[ 2] = _mm_add_epi16(step1[2], step1[13]); + step2[ 3] = _mm_add_epi16(step1[3], step1[12]); + step2[ 4] = _mm_add_epi16(step1[4], step1[11]); + step2[ 5] = _mm_add_epi16(step1[5], step1[10]); + step2[ 6] = _mm_add_epi16(step1[6], step1[ 9]); + step2[ 7] = _mm_add_epi16(step1[7], step1[ 8]); + step2[ 8] = _mm_sub_epi16(step1[7], step1[ 8]); + step2[ 9] = _mm_sub_epi16(step1[6], step1[ 9]); + step2[10] = _mm_sub_epi16(step1[5], step1[10]); + step2[11] = _mm_sub_epi16(step1[4], step1[11]); + step2[12] = _mm_sub_epi16(step1[3], step1[12]); + step2[13] = _mm_sub_epi16(step1[2], step1[13]); + step2[14] = _mm_sub_epi16(step1[1], step1[14]); + step2[15] = _mm_sub_epi16(step1[0], step1[15]); + } + { + const __m128i s2_20_0 = _mm_unpacklo_epi16(step1[27], step1[20]); + const __m128i s2_20_1 = _mm_unpackhi_epi16(step1[27], step1[20]); + const __m128i s2_21_0 = _mm_unpacklo_epi16(step1[26], step1[21]); + const __m128i s2_21_1 = _mm_unpackhi_epi16(step1[26], step1[21]); + const __m128i s2_22_0 = _mm_unpacklo_epi16(step1[25], step1[22]); + const __m128i s2_22_1 = _mm_unpackhi_epi16(step1[25], step1[22]); + const __m128i s2_23_0 = _mm_unpacklo_epi16(step1[24], step1[23]); + const __m128i s2_23_1 = _mm_unpackhi_epi16(step1[24], step1[23]); + const __m128i s2_20_2 = _mm_madd_epi16(s2_20_0, k__cospi_p16_m16); + const __m128i s2_20_3 = _mm_madd_epi16(s2_20_1, k__cospi_p16_m16); + const __m128i s2_21_2 = _mm_madd_epi16(s2_21_0, k__cospi_p16_m16); + const __m128i s2_21_3 = _mm_madd_epi16(s2_21_1, k__cospi_p16_m16); + const __m128i s2_22_2 = _mm_madd_epi16(s2_22_0, k__cospi_p16_m16); + const __m128i s2_22_3 = _mm_madd_epi16(s2_22_1, k__cospi_p16_m16); + const __m128i s2_23_2 = _mm_madd_epi16(s2_23_0, k__cospi_p16_m16); + const __m128i s2_23_3 = _mm_madd_epi16(s2_23_1, k__cospi_p16_m16); + const __m128i s2_24_2 = _mm_madd_epi16(s2_23_0, k__cospi_p16_p16); + const __m128i s2_24_3 = _mm_madd_epi16(s2_23_1, k__cospi_p16_p16); + const __m128i s2_25_2 = _mm_madd_epi16(s2_22_0, k__cospi_p16_p16); + const __m128i s2_25_3 = _mm_madd_epi16(s2_22_1, k__cospi_p16_p16); + const __m128i s2_26_2 = _mm_madd_epi16(s2_21_0, k__cospi_p16_p16); + const __m128i s2_26_3 = _mm_madd_epi16(s2_21_1, k__cospi_p16_p16); + const __m128i s2_27_2 = _mm_madd_epi16(s2_20_0, k__cospi_p16_p16); + const __m128i s2_27_3 = _mm_madd_epi16(s2_20_1, k__cospi_p16_p16); + // dct_const_round_shift + const __m128i s2_20_4 = _mm_add_epi32(s2_20_2, k__DCT_CONST_ROUNDING); + const __m128i s2_20_5 = _mm_add_epi32(s2_20_3, k__DCT_CONST_ROUNDING); + const __m128i s2_21_4 = _mm_add_epi32(s2_21_2, k__DCT_CONST_ROUNDING); + const __m128i s2_21_5 = _mm_add_epi32(s2_21_3, k__DCT_CONST_ROUNDING); + const __m128i s2_22_4 = _mm_add_epi32(s2_22_2, k__DCT_CONST_ROUNDING); + const __m128i s2_22_5 = _mm_add_epi32(s2_22_3, k__DCT_CONST_ROUNDING); + const __m128i s2_23_4 = _mm_add_epi32(s2_23_2, k__DCT_CONST_ROUNDING); + const __m128i s2_23_5 = _mm_add_epi32(s2_23_3, k__DCT_CONST_ROUNDING); + const __m128i s2_24_4 = _mm_add_epi32(s2_24_2, k__DCT_CONST_ROUNDING); + const __m128i s2_24_5 = _mm_add_epi32(s2_24_3, k__DCT_CONST_ROUNDING); + const __m128i s2_25_4 = _mm_add_epi32(s2_25_2, k__DCT_CONST_ROUNDING); + const __m128i s2_25_5 = _mm_add_epi32(s2_25_3, k__DCT_CONST_ROUNDING); + const __m128i s2_26_4 = _mm_add_epi32(s2_26_2, k__DCT_CONST_ROUNDING); + const __m128i s2_26_5 = _mm_add_epi32(s2_26_3, k__DCT_CONST_ROUNDING); + const __m128i s2_27_4 = _mm_add_epi32(s2_27_2, k__DCT_CONST_ROUNDING); + const __m128i s2_27_5 = _mm_add_epi32(s2_27_3, k__DCT_CONST_ROUNDING); + const __m128i s2_20_6 = _mm_srai_epi32(s2_20_4, DCT_CONST_BITS); + const __m128i s2_20_7 = _mm_srai_epi32(s2_20_5, DCT_CONST_BITS); + const __m128i s2_21_6 = _mm_srai_epi32(s2_21_4, DCT_CONST_BITS); + const __m128i s2_21_7 = _mm_srai_epi32(s2_21_5, DCT_CONST_BITS); + const __m128i s2_22_6 = _mm_srai_epi32(s2_22_4, DCT_CONST_BITS); + const __m128i s2_22_7 = _mm_srai_epi32(s2_22_5, DCT_CONST_BITS); + const __m128i s2_23_6 = _mm_srai_epi32(s2_23_4, DCT_CONST_BITS); + const __m128i s2_23_7 = _mm_srai_epi32(s2_23_5, DCT_CONST_BITS); + const __m128i s2_24_6 = _mm_srai_epi32(s2_24_4, DCT_CONST_BITS); + const __m128i s2_24_7 = _mm_srai_epi32(s2_24_5, DCT_CONST_BITS); + const __m128i s2_25_6 = _mm_srai_epi32(s2_25_4, DCT_CONST_BITS); + const __m128i s2_25_7 = _mm_srai_epi32(s2_25_5, DCT_CONST_BITS); + const __m128i s2_26_6 = _mm_srai_epi32(s2_26_4, DCT_CONST_BITS); + const __m128i s2_26_7 = _mm_srai_epi32(s2_26_5, DCT_CONST_BITS); + const __m128i s2_27_6 = _mm_srai_epi32(s2_27_4, DCT_CONST_BITS); + const __m128i s2_27_7 = _mm_srai_epi32(s2_27_5, DCT_CONST_BITS); + // Combine + step2[20] = _mm_packs_epi32(s2_20_6, s2_20_7); + step2[21] = _mm_packs_epi32(s2_21_6, s2_21_7); + step2[22] = _mm_packs_epi32(s2_22_6, s2_22_7); + step2[23] = _mm_packs_epi32(s2_23_6, s2_23_7); + step2[24] = _mm_packs_epi32(s2_24_6, s2_24_7); + step2[25] = _mm_packs_epi32(s2_25_6, s2_25_7); + step2[26] = _mm_packs_epi32(s2_26_6, s2_26_7); + step2[27] = _mm_packs_epi32(s2_27_6, s2_27_7); + } + +#if !FDCT32x32_HIGH_PRECISION + // dump the magnitude by half, hence the intermediate values are within + // the range of 16 bits. + if (1 == pass) { + __m128i s3_00_0 = _mm_cmplt_epi16(step2[ 0], kZero); + __m128i s3_01_0 = _mm_cmplt_epi16(step2[ 1], kZero); + __m128i s3_02_0 = _mm_cmplt_epi16(step2[ 2], kZero); + __m128i s3_03_0 = _mm_cmplt_epi16(step2[ 3], kZero); + __m128i s3_04_0 = _mm_cmplt_epi16(step2[ 4], kZero); + __m128i s3_05_0 = _mm_cmplt_epi16(step2[ 5], kZero); + __m128i s3_06_0 = _mm_cmplt_epi16(step2[ 6], kZero); + __m128i s3_07_0 = _mm_cmplt_epi16(step2[ 7], kZero); + __m128i s2_08_0 = _mm_cmplt_epi16(step2[ 8], kZero); + __m128i s2_09_0 = _mm_cmplt_epi16(step2[ 9], kZero); + __m128i s3_10_0 = _mm_cmplt_epi16(step2[10], kZero); + __m128i s3_11_0 = _mm_cmplt_epi16(step2[11], kZero); + __m128i s3_12_0 = _mm_cmplt_epi16(step2[12], kZero); + __m128i s3_13_0 = _mm_cmplt_epi16(step2[13], kZero); + __m128i s2_14_0 = _mm_cmplt_epi16(step2[14], kZero); + __m128i s2_15_0 = _mm_cmplt_epi16(step2[15], kZero); + __m128i s3_16_0 = _mm_cmplt_epi16(step1[16], kZero); + __m128i s3_17_0 = _mm_cmplt_epi16(step1[17], kZero); + __m128i s3_18_0 = _mm_cmplt_epi16(step1[18], kZero); + __m128i s3_19_0 = _mm_cmplt_epi16(step1[19], kZero); + __m128i s3_20_0 = _mm_cmplt_epi16(step2[20], kZero); + __m128i s3_21_0 = _mm_cmplt_epi16(step2[21], kZero); + __m128i s3_22_0 = _mm_cmplt_epi16(step2[22], kZero); + __m128i s3_23_0 = _mm_cmplt_epi16(step2[23], kZero); + __m128i s3_24_0 = _mm_cmplt_epi16(step2[24], kZero); + __m128i s3_25_0 = _mm_cmplt_epi16(step2[25], kZero); + __m128i s3_26_0 = _mm_cmplt_epi16(step2[26], kZero); + __m128i s3_27_0 = _mm_cmplt_epi16(step2[27], kZero); + __m128i s3_28_0 = _mm_cmplt_epi16(step1[28], kZero); + __m128i s3_29_0 = _mm_cmplt_epi16(step1[29], kZero); + __m128i s3_30_0 = _mm_cmplt_epi16(step1[30], kZero); + __m128i s3_31_0 = _mm_cmplt_epi16(step1[31], kZero); + + step2[ 0] = _mm_sub_epi16(step2[ 0], s3_00_0); + step2[ 1] = _mm_sub_epi16(step2[ 1], s3_01_0); + step2[ 2] = _mm_sub_epi16(step2[ 2], s3_02_0); + step2[ 3] = _mm_sub_epi16(step2[ 3], s3_03_0); + step2[ 4] = _mm_sub_epi16(step2[ 4], s3_04_0); + step2[ 5] = _mm_sub_epi16(step2[ 5], s3_05_0); + step2[ 6] = _mm_sub_epi16(step2[ 6], s3_06_0); + step2[ 7] = _mm_sub_epi16(step2[ 7], s3_07_0); + step2[ 8] = _mm_sub_epi16(step2[ 8], s2_08_0); + step2[ 9] = _mm_sub_epi16(step2[ 9], s2_09_0); + step2[10] = _mm_sub_epi16(step2[10], s3_10_0); + step2[11] = _mm_sub_epi16(step2[11], s3_11_0); + step2[12] = _mm_sub_epi16(step2[12], s3_12_0); + step2[13] = _mm_sub_epi16(step2[13], s3_13_0); + step2[14] = _mm_sub_epi16(step2[14], s2_14_0); + step2[15] = _mm_sub_epi16(step2[15], s2_15_0); + step1[16] = _mm_sub_epi16(step1[16], s3_16_0); + step1[17] = _mm_sub_epi16(step1[17], s3_17_0); + step1[18] = _mm_sub_epi16(step1[18], s3_18_0); + step1[19] = _mm_sub_epi16(step1[19], s3_19_0); + step2[20] = _mm_sub_epi16(step2[20], s3_20_0); + step2[21] = _mm_sub_epi16(step2[21], s3_21_0); + step2[22] = _mm_sub_epi16(step2[22], s3_22_0); + step2[23] = _mm_sub_epi16(step2[23], s3_23_0); + step2[24] = _mm_sub_epi16(step2[24], s3_24_0); + step2[25] = _mm_sub_epi16(step2[25], s3_25_0); + step2[26] = _mm_sub_epi16(step2[26], s3_26_0); + step2[27] = _mm_sub_epi16(step2[27], s3_27_0); + step1[28] = _mm_sub_epi16(step1[28], s3_28_0); + step1[29] = _mm_sub_epi16(step1[29], s3_29_0); + step1[30] = _mm_sub_epi16(step1[30], s3_30_0); + step1[31] = _mm_sub_epi16(step1[31], s3_31_0); + + step2[ 0] = _mm_add_epi16(step2[ 0], kOne); + step2[ 1] = _mm_add_epi16(step2[ 1], kOne); + step2[ 2] = _mm_add_epi16(step2[ 2], kOne); + step2[ 3] = _mm_add_epi16(step2[ 3], kOne); + step2[ 4] = _mm_add_epi16(step2[ 4], kOne); + step2[ 5] = _mm_add_epi16(step2[ 5], kOne); + step2[ 6] = _mm_add_epi16(step2[ 6], kOne); + step2[ 7] = _mm_add_epi16(step2[ 7], kOne); + step2[ 8] = _mm_add_epi16(step2[ 8], kOne); + step2[ 9] = _mm_add_epi16(step2[ 9], kOne); + step2[10] = _mm_add_epi16(step2[10], kOne); + step2[11] = _mm_add_epi16(step2[11], kOne); + step2[12] = _mm_add_epi16(step2[12], kOne); + step2[13] = _mm_add_epi16(step2[13], kOne); + step2[14] = _mm_add_epi16(step2[14], kOne); + step2[15] = _mm_add_epi16(step2[15], kOne); + step1[16] = _mm_add_epi16(step1[16], kOne); + step1[17] = _mm_add_epi16(step1[17], kOne); + step1[18] = _mm_add_epi16(step1[18], kOne); + step1[19] = _mm_add_epi16(step1[19], kOne); + step2[20] = _mm_add_epi16(step2[20], kOne); + step2[21] = _mm_add_epi16(step2[21], kOne); + step2[22] = _mm_add_epi16(step2[22], kOne); + step2[23] = _mm_add_epi16(step2[23], kOne); + step2[24] = _mm_add_epi16(step2[24], kOne); + step2[25] = _mm_add_epi16(step2[25], kOne); + step2[26] = _mm_add_epi16(step2[26], kOne); + step2[27] = _mm_add_epi16(step2[27], kOne); + step1[28] = _mm_add_epi16(step1[28], kOne); + step1[29] = _mm_add_epi16(step1[29], kOne); + step1[30] = _mm_add_epi16(step1[30], kOne); + step1[31] = _mm_add_epi16(step1[31], kOne); + + step2[ 0] = _mm_srai_epi16(step2[ 0], 2); + step2[ 1] = _mm_srai_epi16(step2[ 1], 2); + step2[ 2] = _mm_srai_epi16(step2[ 2], 2); + step2[ 3] = _mm_srai_epi16(step2[ 3], 2); + step2[ 4] = _mm_srai_epi16(step2[ 4], 2); + step2[ 5] = _mm_srai_epi16(step2[ 5], 2); + step2[ 6] = _mm_srai_epi16(step2[ 6], 2); + step2[ 7] = _mm_srai_epi16(step2[ 7], 2); + step2[ 8] = _mm_srai_epi16(step2[ 8], 2); + step2[ 9] = _mm_srai_epi16(step2[ 9], 2); + step2[10] = _mm_srai_epi16(step2[10], 2); + step2[11] = _mm_srai_epi16(step2[11], 2); + step2[12] = _mm_srai_epi16(step2[12], 2); + step2[13] = _mm_srai_epi16(step2[13], 2); + step2[14] = _mm_srai_epi16(step2[14], 2); + step2[15] = _mm_srai_epi16(step2[15], 2); + step1[16] = _mm_srai_epi16(step1[16], 2); + step1[17] = _mm_srai_epi16(step1[17], 2); + step1[18] = _mm_srai_epi16(step1[18], 2); + step1[19] = _mm_srai_epi16(step1[19], 2); + step2[20] = _mm_srai_epi16(step2[20], 2); + step2[21] = _mm_srai_epi16(step2[21], 2); + step2[22] = _mm_srai_epi16(step2[22], 2); + step2[23] = _mm_srai_epi16(step2[23], 2); + step2[24] = _mm_srai_epi16(step2[24], 2); + step2[25] = _mm_srai_epi16(step2[25], 2); + step2[26] = _mm_srai_epi16(step2[26], 2); + step2[27] = _mm_srai_epi16(step2[27], 2); + step1[28] = _mm_srai_epi16(step1[28], 2); + step1[29] = _mm_srai_epi16(step1[29], 2); + step1[30] = _mm_srai_epi16(step1[30], 2); + step1[31] = _mm_srai_epi16(step1[31], 2); + } +#endif + +#if FDCT32x32_HIGH_PRECISION + if (pass == 0) { +#endif + // Stage 3 + { + step3[0] = _mm_add_epi16(step2[(8 - 1)], step2[0]); + step3[1] = _mm_add_epi16(step2[(8 - 2)], step2[1]); + step3[2] = _mm_add_epi16(step2[(8 - 3)], step2[2]); + step3[3] = _mm_add_epi16(step2[(8 - 4)], step2[3]); + step3[4] = _mm_sub_epi16(step2[(8 - 5)], step2[4]); + step3[5] = _mm_sub_epi16(step2[(8 - 6)], step2[5]); + step3[6] = _mm_sub_epi16(step2[(8 - 7)], step2[6]); + step3[7] = _mm_sub_epi16(step2[(8 - 8)], step2[7]); + } + { + const __m128i s3_10_0 = _mm_unpacklo_epi16(step2[13], step2[10]); + const __m128i s3_10_1 = _mm_unpackhi_epi16(step2[13], step2[10]); + const __m128i s3_11_0 = _mm_unpacklo_epi16(step2[12], step2[11]); + const __m128i s3_11_1 = _mm_unpackhi_epi16(step2[12], step2[11]); + const __m128i s3_10_2 = _mm_madd_epi16(s3_10_0, k__cospi_p16_m16); + const __m128i s3_10_3 = _mm_madd_epi16(s3_10_1, k__cospi_p16_m16); + const __m128i s3_11_2 = _mm_madd_epi16(s3_11_0, k__cospi_p16_m16); + const __m128i s3_11_3 = _mm_madd_epi16(s3_11_1, k__cospi_p16_m16); + const __m128i s3_12_2 = _mm_madd_epi16(s3_11_0, k__cospi_p16_p16); + const __m128i s3_12_3 = _mm_madd_epi16(s3_11_1, k__cospi_p16_p16); + const __m128i s3_13_2 = _mm_madd_epi16(s3_10_0, k__cospi_p16_p16); + const __m128i s3_13_3 = _mm_madd_epi16(s3_10_1, k__cospi_p16_p16); + // dct_const_round_shift + const __m128i s3_10_4 = _mm_add_epi32(s3_10_2, k__DCT_CONST_ROUNDING); + const __m128i s3_10_5 = _mm_add_epi32(s3_10_3, k__DCT_CONST_ROUNDING); + const __m128i s3_11_4 = _mm_add_epi32(s3_11_2, k__DCT_CONST_ROUNDING); + const __m128i s3_11_5 = _mm_add_epi32(s3_11_3, k__DCT_CONST_ROUNDING); + const __m128i s3_12_4 = _mm_add_epi32(s3_12_2, k__DCT_CONST_ROUNDING); + const __m128i s3_12_5 = _mm_add_epi32(s3_12_3, k__DCT_CONST_ROUNDING); + const __m128i s3_13_4 = _mm_add_epi32(s3_13_2, k__DCT_CONST_ROUNDING); + const __m128i s3_13_5 = _mm_add_epi32(s3_13_3, k__DCT_CONST_ROUNDING); + const __m128i s3_10_6 = _mm_srai_epi32(s3_10_4, DCT_CONST_BITS); + const __m128i s3_10_7 = _mm_srai_epi32(s3_10_5, DCT_CONST_BITS); + const __m128i s3_11_6 = _mm_srai_epi32(s3_11_4, DCT_CONST_BITS); + const __m128i s3_11_7 = _mm_srai_epi32(s3_11_5, DCT_CONST_BITS); + const __m128i s3_12_6 = _mm_srai_epi32(s3_12_4, DCT_CONST_BITS); + const __m128i s3_12_7 = _mm_srai_epi32(s3_12_5, DCT_CONST_BITS); + const __m128i s3_13_6 = _mm_srai_epi32(s3_13_4, DCT_CONST_BITS); + const __m128i s3_13_7 = _mm_srai_epi32(s3_13_5, DCT_CONST_BITS); + // Combine + step3[10] = _mm_packs_epi32(s3_10_6, s3_10_7); + step3[11] = _mm_packs_epi32(s3_11_6, s3_11_7); + step3[12] = _mm_packs_epi32(s3_12_6, s3_12_7); + step3[13] = _mm_packs_epi32(s3_13_6, s3_13_7); + } + { + step3[16] = _mm_add_epi16(step2[23], step1[16]); + step3[17] = _mm_add_epi16(step2[22], step1[17]); + step3[18] = _mm_add_epi16(step2[21], step1[18]); + step3[19] = _mm_add_epi16(step2[20], step1[19]); + step3[20] = _mm_sub_epi16(step1[19], step2[20]); + step3[21] = _mm_sub_epi16(step1[18], step2[21]); + step3[22] = _mm_sub_epi16(step1[17], step2[22]); + step3[23] = _mm_sub_epi16(step1[16], step2[23]); + step3[24] = _mm_sub_epi16(step1[31], step2[24]); + step3[25] = _mm_sub_epi16(step1[30], step2[25]); + step3[26] = _mm_sub_epi16(step1[29], step2[26]); + step3[27] = _mm_sub_epi16(step1[28], step2[27]); + step3[28] = _mm_add_epi16(step2[27], step1[28]); + step3[29] = _mm_add_epi16(step2[26], step1[29]); + step3[30] = _mm_add_epi16(step2[25], step1[30]); + step3[31] = _mm_add_epi16(step2[24], step1[31]); + } + + // Stage 4 + { + step1[ 0] = _mm_add_epi16(step3[ 3], step3[ 0]); + step1[ 1] = _mm_add_epi16(step3[ 2], step3[ 1]); + step1[ 2] = _mm_sub_epi16(step3[ 1], step3[ 2]); + step1[ 3] = _mm_sub_epi16(step3[ 0], step3[ 3]); + step1[ 8] = _mm_add_epi16(step3[11], step2[ 8]); + step1[ 9] = _mm_add_epi16(step3[10], step2[ 9]); + step1[10] = _mm_sub_epi16(step2[ 9], step3[10]); + step1[11] = _mm_sub_epi16(step2[ 8], step3[11]); + step1[12] = _mm_sub_epi16(step2[15], step3[12]); + step1[13] = _mm_sub_epi16(step2[14], step3[13]); + step1[14] = _mm_add_epi16(step3[13], step2[14]); + step1[15] = _mm_add_epi16(step3[12], step2[15]); + } + { + const __m128i s1_05_0 = _mm_unpacklo_epi16(step3[6], step3[5]); + const __m128i s1_05_1 = _mm_unpackhi_epi16(step3[6], step3[5]); + const __m128i s1_05_2 = _mm_madd_epi16(s1_05_0, k__cospi_p16_m16); + const __m128i s1_05_3 = _mm_madd_epi16(s1_05_1, k__cospi_p16_m16); + const __m128i s1_06_2 = _mm_madd_epi16(s1_05_0, k__cospi_p16_p16); + const __m128i s1_06_3 = _mm_madd_epi16(s1_05_1, k__cospi_p16_p16); + // dct_const_round_shift + const __m128i s1_05_4 = _mm_add_epi32(s1_05_2, k__DCT_CONST_ROUNDING); + const __m128i s1_05_5 = _mm_add_epi32(s1_05_3, k__DCT_CONST_ROUNDING); + const __m128i s1_06_4 = _mm_add_epi32(s1_06_2, k__DCT_CONST_ROUNDING); + const __m128i s1_06_5 = _mm_add_epi32(s1_06_3, k__DCT_CONST_ROUNDING); + const __m128i s1_05_6 = _mm_srai_epi32(s1_05_4, DCT_CONST_BITS); + const __m128i s1_05_7 = _mm_srai_epi32(s1_05_5, DCT_CONST_BITS); + const __m128i s1_06_6 = _mm_srai_epi32(s1_06_4, DCT_CONST_BITS); + const __m128i s1_06_7 = _mm_srai_epi32(s1_06_5, DCT_CONST_BITS); + // Combine + step1[5] = _mm_packs_epi32(s1_05_6, s1_05_7); + step1[6] = _mm_packs_epi32(s1_06_6, s1_06_7); + } + { + const __m128i s1_18_0 = _mm_unpacklo_epi16(step3[18], step3[29]); + const __m128i s1_18_1 = _mm_unpackhi_epi16(step3[18], step3[29]); + const __m128i s1_19_0 = _mm_unpacklo_epi16(step3[19], step3[28]); + const __m128i s1_19_1 = _mm_unpackhi_epi16(step3[19], step3[28]); + const __m128i s1_20_0 = _mm_unpacklo_epi16(step3[20], step3[27]); + const __m128i s1_20_1 = _mm_unpackhi_epi16(step3[20], step3[27]); + const __m128i s1_21_0 = _mm_unpacklo_epi16(step3[21], step3[26]); + const __m128i s1_21_1 = _mm_unpackhi_epi16(step3[21], step3[26]); + const __m128i s1_18_2 = _mm_madd_epi16(s1_18_0, k__cospi_m08_p24); + const __m128i s1_18_3 = _mm_madd_epi16(s1_18_1, k__cospi_m08_p24); + const __m128i s1_19_2 = _mm_madd_epi16(s1_19_0, k__cospi_m08_p24); + const __m128i s1_19_3 = _mm_madd_epi16(s1_19_1, k__cospi_m08_p24); + const __m128i s1_20_2 = _mm_madd_epi16(s1_20_0, k__cospi_m24_m08); + const __m128i s1_20_3 = _mm_madd_epi16(s1_20_1, k__cospi_m24_m08); + const __m128i s1_21_2 = _mm_madd_epi16(s1_21_0, k__cospi_m24_m08); + const __m128i s1_21_3 = _mm_madd_epi16(s1_21_1, k__cospi_m24_m08); + const __m128i s1_26_2 = _mm_madd_epi16(s1_21_0, k__cospi_m08_p24); + const __m128i s1_26_3 = _mm_madd_epi16(s1_21_1, k__cospi_m08_p24); + const __m128i s1_27_2 = _mm_madd_epi16(s1_20_0, k__cospi_m08_p24); + const __m128i s1_27_3 = _mm_madd_epi16(s1_20_1, k__cospi_m08_p24); + const __m128i s1_28_2 = _mm_madd_epi16(s1_19_0, k__cospi_p24_p08); + const __m128i s1_28_3 = _mm_madd_epi16(s1_19_1, k__cospi_p24_p08); + const __m128i s1_29_2 = _mm_madd_epi16(s1_18_0, k__cospi_p24_p08); + const __m128i s1_29_3 = _mm_madd_epi16(s1_18_1, k__cospi_p24_p08); + // dct_const_round_shift + const __m128i s1_18_4 = _mm_add_epi32(s1_18_2, k__DCT_CONST_ROUNDING); + const __m128i s1_18_5 = _mm_add_epi32(s1_18_3, k__DCT_CONST_ROUNDING); + const __m128i s1_19_4 = _mm_add_epi32(s1_19_2, k__DCT_CONST_ROUNDING); + const __m128i s1_19_5 = _mm_add_epi32(s1_19_3, k__DCT_CONST_ROUNDING); + const __m128i s1_20_4 = _mm_add_epi32(s1_20_2, k__DCT_CONST_ROUNDING); + const __m128i s1_20_5 = _mm_add_epi32(s1_20_3, k__DCT_CONST_ROUNDING); + const __m128i s1_21_4 = _mm_add_epi32(s1_21_2, k__DCT_CONST_ROUNDING); + const __m128i s1_21_5 = _mm_add_epi32(s1_21_3, k__DCT_CONST_ROUNDING); + const __m128i s1_26_4 = _mm_add_epi32(s1_26_2, k__DCT_CONST_ROUNDING); + const __m128i s1_26_5 = _mm_add_epi32(s1_26_3, k__DCT_CONST_ROUNDING); + const __m128i s1_27_4 = _mm_add_epi32(s1_27_2, k__DCT_CONST_ROUNDING); + const __m128i s1_27_5 = _mm_add_epi32(s1_27_3, k__DCT_CONST_ROUNDING); + const __m128i s1_28_4 = _mm_add_epi32(s1_28_2, k__DCT_CONST_ROUNDING); + const __m128i s1_28_5 = _mm_add_epi32(s1_28_3, k__DCT_CONST_ROUNDING); + const __m128i s1_29_4 = _mm_add_epi32(s1_29_2, k__DCT_CONST_ROUNDING); + const __m128i s1_29_5 = _mm_add_epi32(s1_29_3, k__DCT_CONST_ROUNDING); + const __m128i s1_18_6 = _mm_srai_epi32(s1_18_4, DCT_CONST_BITS); + const __m128i s1_18_7 = _mm_srai_epi32(s1_18_5, DCT_CONST_BITS); + const __m128i s1_19_6 = _mm_srai_epi32(s1_19_4, DCT_CONST_BITS); + const __m128i s1_19_7 = _mm_srai_epi32(s1_19_5, DCT_CONST_BITS); + const __m128i s1_20_6 = _mm_srai_epi32(s1_20_4, DCT_CONST_BITS); + const __m128i s1_20_7 = _mm_srai_epi32(s1_20_5, DCT_CONST_BITS); + const __m128i s1_21_6 = _mm_srai_epi32(s1_21_4, DCT_CONST_BITS); + const __m128i s1_21_7 = _mm_srai_epi32(s1_21_5, DCT_CONST_BITS); + const __m128i s1_26_6 = _mm_srai_epi32(s1_26_4, DCT_CONST_BITS); + const __m128i s1_26_7 = _mm_srai_epi32(s1_26_5, DCT_CONST_BITS); + const __m128i s1_27_6 = _mm_srai_epi32(s1_27_4, DCT_CONST_BITS); + const __m128i s1_27_7 = _mm_srai_epi32(s1_27_5, DCT_CONST_BITS); + const __m128i s1_28_6 = _mm_srai_epi32(s1_28_4, DCT_CONST_BITS); + const __m128i s1_28_7 = _mm_srai_epi32(s1_28_5, DCT_CONST_BITS); + const __m128i s1_29_6 = _mm_srai_epi32(s1_29_4, DCT_CONST_BITS); + const __m128i s1_29_7 = _mm_srai_epi32(s1_29_5, DCT_CONST_BITS); + // Combine + step1[18] = _mm_packs_epi32(s1_18_6, s1_18_7); + step1[19] = _mm_packs_epi32(s1_19_6, s1_19_7); + step1[20] = _mm_packs_epi32(s1_20_6, s1_20_7); + step1[21] = _mm_packs_epi32(s1_21_6, s1_21_7); + step1[26] = _mm_packs_epi32(s1_26_6, s1_26_7); + step1[27] = _mm_packs_epi32(s1_27_6, s1_27_7); + step1[28] = _mm_packs_epi32(s1_28_6, s1_28_7); + step1[29] = _mm_packs_epi32(s1_29_6, s1_29_7); + } + // Stage 5 + { + step2[4] = _mm_add_epi16(step1[5], step3[4]); + step2[5] = _mm_sub_epi16(step3[4], step1[5]); + step2[6] = _mm_sub_epi16(step3[7], step1[6]); + step2[7] = _mm_add_epi16(step1[6], step3[7]); + } + { + const __m128i out_00_0 = _mm_unpacklo_epi16(step1[0], step1[1]); + const __m128i out_00_1 = _mm_unpackhi_epi16(step1[0], step1[1]); + const __m128i out_08_0 = _mm_unpacklo_epi16(step1[2], step1[3]); + const __m128i out_08_1 = _mm_unpackhi_epi16(step1[2], step1[3]); + const __m128i out_00_2 = _mm_madd_epi16(out_00_0, k__cospi_p16_p16); + const __m128i out_00_3 = _mm_madd_epi16(out_00_1, k__cospi_p16_p16); + const __m128i out_16_2 = _mm_madd_epi16(out_00_0, k__cospi_p16_m16); + const __m128i out_16_3 = _mm_madd_epi16(out_00_1, k__cospi_p16_m16); + const __m128i out_08_2 = _mm_madd_epi16(out_08_0, k__cospi_p24_p08); + const __m128i out_08_3 = _mm_madd_epi16(out_08_1, k__cospi_p24_p08); + const __m128i out_24_2 = _mm_madd_epi16(out_08_0, k__cospi_m08_p24); + const __m128i out_24_3 = _mm_madd_epi16(out_08_1, k__cospi_m08_p24); + // dct_const_round_shift + const __m128i out_00_4 = _mm_add_epi32(out_00_2, k__DCT_CONST_ROUNDING); + const __m128i out_00_5 = _mm_add_epi32(out_00_3, k__DCT_CONST_ROUNDING); + const __m128i out_16_4 = _mm_add_epi32(out_16_2, k__DCT_CONST_ROUNDING); + const __m128i out_16_5 = _mm_add_epi32(out_16_3, k__DCT_CONST_ROUNDING); + const __m128i out_08_4 = _mm_add_epi32(out_08_2, k__DCT_CONST_ROUNDING); + const __m128i out_08_5 = _mm_add_epi32(out_08_3, k__DCT_CONST_ROUNDING); + const __m128i out_24_4 = _mm_add_epi32(out_24_2, k__DCT_CONST_ROUNDING); + const __m128i out_24_5 = _mm_add_epi32(out_24_3, k__DCT_CONST_ROUNDING); + const __m128i out_00_6 = _mm_srai_epi32(out_00_4, DCT_CONST_BITS); + const __m128i out_00_7 = _mm_srai_epi32(out_00_5, DCT_CONST_BITS); + const __m128i out_16_6 = _mm_srai_epi32(out_16_4, DCT_CONST_BITS); + const __m128i out_16_7 = _mm_srai_epi32(out_16_5, DCT_CONST_BITS); + const __m128i out_08_6 = _mm_srai_epi32(out_08_4, DCT_CONST_BITS); + const __m128i out_08_7 = _mm_srai_epi32(out_08_5, DCT_CONST_BITS); + const __m128i out_24_6 = _mm_srai_epi32(out_24_4, DCT_CONST_BITS); + const __m128i out_24_7 = _mm_srai_epi32(out_24_5, DCT_CONST_BITS); + // Combine + out[ 0] = _mm_packs_epi32(out_00_6, out_00_7); + out[16] = _mm_packs_epi32(out_16_6, out_16_7); + out[ 8] = _mm_packs_epi32(out_08_6, out_08_7); + out[24] = _mm_packs_epi32(out_24_6, out_24_7); + } + { + const __m128i s2_09_0 = _mm_unpacklo_epi16(step1[ 9], step1[14]); + const __m128i s2_09_1 = _mm_unpackhi_epi16(step1[ 9], step1[14]); + const __m128i s2_10_0 = _mm_unpacklo_epi16(step1[10], step1[13]); + const __m128i s2_10_1 = _mm_unpackhi_epi16(step1[10], step1[13]); + const __m128i s2_09_2 = _mm_madd_epi16(s2_09_0, k__cospi_m08_p24); + const __m128i s2_09_3 = _mm_madd_epi16(s2_09_1, k__cospi_m08_p24); + const __m128i s2_10_2 = _mm_madd_epi16(s2_10_0, k__cospi_m24_m08); + const __m128i s2_10_3 = _mm_madd_epi16(s2_10_1, k__cospi_m24_m08); + const __m128i s2_13_2 = _mm_madd_epi16(s2_10_0, k__cospi_m08_p24); + const __m128i s2_13_3 = _mm_madd_epi16(s2_10_1, k__cospi_m08_p24); + const __m128i s2_14_2 = _mm_madd_epi16(s2_09_0, k__cospi_p24_p08); + const __m128i s2_14_3 = _mm_madd_epi16(s2_09_1, k__cospi_p24_p08); + // dct_const_round_shift + const __m128i s2_09_4 = _mm_add_epi32(s2_09_2, k__DCT_CONST_ROUNDING); + const __m128i s2_09_5 = _mm_add_epi32(s2_09_3, k__DCT_CONST_ROUNDING); + const __m128i s2_10_4 = _mm_add_epi32(s2_10_2, k__DCT_CONST_ROUNDING); + const __m128i s2_10_5 = _mm_add_epi32(s2_10_3, k__DCT_CONST_ROUNDING); + const __m128i s2_13_4 = _mm_add_epi32(s2_13_2, k__DCT_CONST_ROUNDING); + const __m128i s2_13_5 = _mm_add_epi32(s2_13_3, k__DCT_CONST_ROUNDING); + const __m128i s2_14_4 = _mm_add_epi32(s2_14_2, k__DCT_CONST_ROUNDING); + const __m128i s2_14_5 = _mm_add_epi32(s2_14_3, k__DCT_CONST_ROUNDING); + const __m128i s2_09_6 = _mm_srai_epi32(s2_09_4, DCT_CONST_BITS); + const __m128i s2_09_7 = _mm_srai_epi32(s2_09_5, DCT_CONST_BITS); + const __m128i s2_10_6 = _mm_srai_epi32(s2_10_4, DCT_CONST_BITS); + const __m128i s2_10_7 = _mm_srai_epi32(s2_10_5, DCT_CONST_BITS); + const __m128i s2_13_6 = _mm_srai_epi32(s2_13_4, DCT_CONST_BITS); + const __m128i s2_13_7 = _mm_srai_epi32(s2_13_5, DCT_CONST_BITS); + const __m128i s2_14_6 = _mm_srai_epi32(s2_14_4, DCT_CONST_BITS); + const __m128i s2_14_7 = _mm_srai_epi32(s2_14_5, DCT_CONST_BITS); + // Combine + step2[ 9] = _mm_packs_epi32(s2_09_6, s2_09_7); + step2[10] = _mm_packs_epi32(s2_10_6, s2_10_7); + step2[13] = _mm_packs_epi32(s2_13_6, s2_13_7); + step2[14] = _mm_packs_epi32(s2_14_6, s2_14_7); + } + { + step2[16] = _mm_add_epi16(step1[19], step3[16]); + step2[17] = _mm_add_epi16(step1[18], step3[17]); + step2[18] = _mm_sub_epi16(step3[17], step1[18]); + step2[19] = _mm_sub_epi16(step3[16], step1[19]); + step2[20] = _mm_sub_epi16(step3[23], step1[20]); + step2[21] = _mm_sub_epi16(step3[22], step1[21]); + step2[22] = _mm_add_epi16(step1[21], step3[22]); + step2[23] = _mm_add_epi16(step1[20], step3[23]); + step2[24] = _mm_add_epi16(step1[27], step3[24]); + step2[25] = _mm_add_epi16(step1[26], step3[25]); + step2[26] = _mm_sub_epi16(step3[25], step1[26]); + step2[27] = _mm_sub_epi16(step3[24], step1[27]); + step2[28] = _mm_sub_epi16(step3[31], step1[28]); + step2[29] = _mm_sub_epi16(step3[30], step1[29]); + step2[30] = _mm_add_epi16(step1[29], step3[30]); + step2[31] = _mm_add_epi16(step1[28], step3[31]); + } + // Stage 6 + { + const __m128i out_04_0 = _mm_unpacklo_epi16(step2[4], step2[7]); + const __m128i out_04_1 = _mm_unpackhi_epi16(step2[4], step2[7]); + const __m128i out_20_0 = _mm_unpacklo_epi16(step2[5], step2[6]); + const __m128i out_20_1 = _mm_unpackhi_epi16(step2[5], step2[6]); + const __m128i out_12_0 = _mm_unpacklo_epi16(step2[5], step2[6]); + const __m128i out_12_1 = _mm_unpackhi_epi16(step2[5], step2[6]); + const __m128i out_28_0 = _mm_unpacklo_epi16(step2[4], step2[7]); + const __m128i out_28_1 = _mm_unpackhi_epi16(step2[4], step2[7]); + const __m128i out_04_2 = _mm_madd_epi16(out_04_0, k__cospi_p28_p04); + const __m128i out_04_3 = _mm_madd_epi16(out_04_1, k__cospi_p28_p04); + const __m128i out_20_2 = _mm_madd_epi16(out_20_0, k__cospi_p12_p20); + const __m128i out_20_3 = _mm_madd_epi16(out_20_1, k__cospi_p12_p20); + const __m128i out_12_2 = _mm_madd_epi16(out_12_0, k__cospi_m20_p12); + const __m128i out_12_3 = _mm_madd_epi16(out_12_1, k__cospi_m20_p12); + const __m128i out_28_2 = _mm_madd_epi16(out_28_0, k__cospi_m04_p28); + const __m128i out_28_3 = _mm_madd_epi16(out_28_1, k__cospi_m04_p28); + // dct_const_round_shift + const __m128i out_04_4 = _mm_add_epi32(out_04_2, k__DCT_CONST_ROUNDING); + const __m128i out_04_5 = _mm_add_epi32(out_04_3, k__DCT_CONST_ROUNDING); + const __m128i out_20_4 = _mm_add_epi32(out_20_2, k__DCT_CONST_ROUNDING); + const __m128i out_20_5 = _mm_add_epi32(out_20_3, k__DCT_CONST_ROUNDING); + const __m128i out_12_4 = _mm_add_epi32(out_12_2, k__DCT_CONST_ROUNDING); + const __m128i out_12_5 = _mm_add_epi32(out_12_3, k__DCT_CONST_ROUNDING); + const __m128i out_28_4 = _mm_add_epi32(out_28_2, k__DCT_CONST_ROUNDING); + const __m128i out_28_5 = _mm_add_epi32(out_28_3, k__DCT_CONST_ROUNDING); + const __m128i out_04_6 = _mm_srai_epi32(out_04_4, DCT_CONST_BITS); + const __m128i out_04_7 = _mm_srai_epi32(out_04_5, DCT_CONST_BITS); + const __m128i out_20_6 = _mm_srai_epi32(out_20_4, DCT_CONST_BITS); + const __m128i out_20_7 = _mm_srai_epi32(out_20_5, DCT_CONST_BITS); + const __m128i out_12_6 = _mm_srai_epi32(out_12_4, DCT_CONST_BITS); + const __m128i out_12_7 = _mm_srai_epi32(out_12_5, DCT_CONST_BITS); + const __m128i out_28_6 = _mm_srai_epi32(out_28_4, DCT_CONST_BITS); + const __m128i out_28_7 = _mm_srai_epi32(out_28_5, DCT_CONST_BITS); + // Combine + out[ 4] = _mm_packs_epi32(out_04_6, out_04_7); + out[20] = _mm_packs_epi32(out_20_6, out_20_7); + out[12] = _mm_packs_epi32(out_12_6, out_12_7); + out[28] = _mm_packs_epi32(out_28_6, out_28_7); + } + { + step3[ 8] = _mm_add_epi16(step2[ 9], step1[ 8]); + step3[ 9] = _mm_sub_epi16(step1[ 8], step2[ 9]); + step3[10] = _mm_sub_epi16(step1[11], step2[10]); + step3[11] = _mm_add_epi16(step2[10], step1[11]); + step3[12] = _mm_add_epi16(step2[13], step1[12]); + step3[13] = _mm_sub_epi16(step1[12], step2[13]); + step3[14] = _mm_sub_epi16(step1[15], step2[14]); + step3[15] = _mm_add_epi16(step2[14], step1[15]); + } + { + const __m128i s3_17_0 = _mm_unpacklo_epi16(step2[17], step2[30]); + const __m128i s3_17_1 = _mm_unpackhi_epi16(step2[17], step2[30]); + const __m128i s3_18_0 = _mm_unpacklo_epi16(step2[18], step2[29]); + const __m128i s3_18_1 = _mm_unpackhi_epi16(step2[18], step2[29]); + const __m128i s3_21_0 = _mm_unpacklo_epi16(step2[21], step2[26]); + const __m128i s3_21_1 = _mm_unpackhi_epi16(step2[21], step2[26]); + const __m128i s3_22_0 = _mm_unpacklo_epi16(step2[22], step2[25]); + const __m128i s3_22_1 = _mm_unpackhi_epi16(step2[22], step2[25]); + const __m128i s3_17_2 = _mm_madd_epi16(s3_17_0, k__cospi_m04_p28); + const __m128i s3_17_3 = _mm_madd_epi16(s3_17_1, k__cospi_m04_p28); + const __m128i s3_18_2 = _mm_madd_epi16(s3_18_0, k__cospi_m28_m04); + const __m128i s3_18_3 = _mm_madd_epi16(s3_18_1, k__cospi_m28_m04); + const __m128i s3_21_2 = _mm_madd_epi16(s3_21_0, k__cospi_m20_p12); + const __m128i s3_21_3 = _mm_madd_epi16(s3_21_1, k__cospi_m20_p12); + const __m128i s3_22_2 = _mm_madd_epi16(s3_22_0, k__cospi_m12_m20); + const __m128i s3_22_3 = _mm_madd_epi16(s3_22_1, k__cospi_m12_m20); + const __m128i s3_25_2 = _mm_madd_epi16(s3_22_0, k__cospi_m20_p12); + const __m128i s3_25_3 = _mm_madd_epi16(s3_22_1, k__cospi_m20_p12); + const __m128i s3_26_2 = _mm_madd_epi16(s3_21_0, k__cospi_p12_p20); + const __m128i s3_26_3 = _mm_madd_epi16(s3_21_1, k__cospi_p12_p20); + const __m128i s3_29_2 = _mm_madd_epi16(s3_18_0, k__cospi_m04_p28); + const __m128i s3_29_3 = _mm_madd_epi16(s3_18_1, k__cospi_m04_p28); + const __m128i s3_30_2 = _mm_madd_epi16(s3_17_0, k__cospi_p28_p04); + const __m128i s3_30_3 = _mm_madd_epi16(s3_17_1, k__cospi_p28_p04); + // dct_const_round_shift + const __m128i s3_17_4 = _mm_add_epi32(s3_17_2, k__DCT_CONST_ROUNDING); + const __m128i s3_17_5 = _mm_add_epi32(s3_17_3, k__DCT_CONST_ROUNDING); + const __m128i s3_18_4 = _mm_add_epi32(s3_18_2, k__DCT_CONST_ROUNDING); + const __m128i s3_18_5 = _mm_add_epi32(s3_18_3, k__DCT_CONST_ROUNDING); + const __m128i s3_21_4 = _mm_add_epi32(s3_21_2, k__DCT_CONST_ROUNDING); + const __m128i s3_21_5 = _mm_add_epi32(s3_21_3, k__DCT_CONST_ROUNDING); + const __m128i s3_22_4 = _mm_add_epi32(s3_22_2, k__DCT_CONST_ROUNDING); + const __m128i s3_22_5 = _mm_add_epi32(s3_22_3, k__DCT_CONST_ROUNDING); + const __m128i s3_17_6 = _mm_srai_epi32(s3_17_4, DCT_CONST_BITS); + const __m128i s3_17_7 = _mm_srai_epi32(s3_17_5, DCT_CONST_BITS); + const __m128i s3_18_6 = _mm_srai_epi32(s3_18_4, DCT_CONST_BITS); + const __m128i s3_18_7 = _mm_srai_epi32(s3_18_5, DCT_CONST_BITS); + const __m128i s3_21_6 = _mm_srai_epi32(s3_21_4, DCT_CONST_BITS); + const __m128i s3_21_7 = _mm_srai_epi32(s3_21_5, DCT_CONST_BITS); + const __m128i s3_22_6 = _mm_srai_epi32(s3_22_4, DCT_CONST_BITS); + const __m128i s3_22_7 = _mm_srai_epi32(s3_22_5, DCT_CONST_BITS); + const __m128i s3_25_4 = _mm_add_epi32(s3_25_2, k__DCT_CONST_ROUNDING); + const __m128i s3_25_5 = _mm_add_epi32(s3_25_3, k__DCT_CONST_ROUNDING); + const __m128i s3_26_4 = _mm_add_epi32(s3_26_2, k__DCT_CONST_ROUNDING); + const __m128i s3_26_5 = _mm_add_epi32(s3_26_3, k__DCT_CONST_ROUNDING); + const __m128i s3_29_4 = _mm_add_epi32(s3_29_2, k__DCT_CONST_ROUNDING); + const __m128i s3_29_5 = _mm_add_epi32(s3_29_3, k__DCT_CONST_ROUNDING); + const __m128i s3_30_4 = _mm_add_epi32(s3_30_2, k__DCT_CONST_ROUNDING); + const __m128i s3_30_5 = _mm_add_epi32(s3_30_3, k__DCT_CONST_ROUNDING); + const __m128i s3_25_6 = _mm_srai_epi32(s3_25_4, DCT_CONST_BITS); + const __m128i s3_25_7 = _mm_srai_epi32(s3_25_5, DCT_CONST_BITS); + const __m128i s3_26_6 = _mm_srai_epi32(s3_26_4, DCT_CONST_BITS); + const __m128i s3_26_7 = _mm_srai_epi32(s3_26_5, DCT_CONST_BITS); + const __m128i s3_29_6 = _mm_srai_epi32(s3_29_4, DCT_CONST_BITS); + const __m128i s3_29_7 = _mm_srai_epi32(s3_29_5, DCT_CONST_BITS); + const __m128i s3_30_6 = _mm_srai_epi32(s3_30_4, DCT_CONST_BITS); + const __m128i s3_30_7 = _mm_srai_epi32(s3_30_5, DCT_CONST_BITS); + // Combine + step3[17] = _mm_packs_epi32(s3_17_6, s3_17_7); + step3[18] = _mm_packs_epi32(s3_18_6, s3_18_7); + step3[21] = _mm_packs_epi32(s3_21_6, s3_21_7); + step3[22] = _mm_packs_epi32(s3_22_6, s3_22_7); + // Combine + step3[25] = _mm_packs_epi32(s3_25_6, s3_25_7); + step3[26] = _mm_packs_epi32(s3_26_6, s3_26_7); + step3[29] = _mm_packs_epi32(s3_29_6, s3_29_7); + step3[30] = _mm_packs_epi32(s3_30_6, s3_30_7); + } + // Stage 7 + { + const __m128i out_02_0 = _mm_unpacklo_epi16(step3[ 8], step3[15]); + const __m128i out_02_1 = _mm_unpackhi_epi16(step3[ 8], step3[15]); + const __m128i out_18_0 = _mm_unpacklo_epi16(step3[ 9], step3[14]); + const __m128i out_18_1 = _mm_unpackhi_epi16(step3[ 9], step3[14]); + const __m128i out_10_0 = _mm_unpacklo_epi16(step3[10], step3[13]); + const __m128i out_10_1 = _mm_unpackhi_epi16(step3[10], step3[13]); + const __m128i out_26_0 = _mm_unpacklo_epi16(step3[11], step3[12]); + const __m128i out_26_1 = _mm_unpackhi_epi16(step3[11], step3[12]); + const __m128i out_02_2 = _mm_madd_epi16(out_02_0, k__cospi_p30_p02); + const __m128i out_02_3 = _mm_madd_epi16(out_02_1, k__cospi_p30_p02); + const __m128i out_18_2 = _mm_madd_epi16(out_18_0, k__cospi_p14_p18); + const __m128i out_18_3 = _mm_madd_epi16(out_18_1, k__cospi_p14_p18); + const __m128i out_10_2 = _mm_madd_epi16(out_10_0, k__cospi_p22_p10); + const __m128i out_10_3 = _mm_madd_epi16(out_10_1, k__cospi_p22_p10); + const __m128i out_26_2 = _mm_madd_epi16(out_26_0, k__cospi_p06_p26); + const __m128i out_26_3 = _mm_madd_epi16(out_26_1, k__cospi_p06_p26); + const __m128i out_06_2 = _mm_madd_epi16(out_26_0, k__cospi_m26_p06); + const __m128i out_06_3 = _mm_madd_epi16(out_26_1, k__cospi_m26_p06); + const __m128i out_22_2 = _mm_madd_epi16(out_10_0, k__cospi_m10_p22); + const __m128i out_22_3 = _mm_madd_epi16(out_10_1, k__cospi_m10_p22); + const __m128i out_14_2 = _mm_madd_epi16(out_18_0, k__cospi_m18_p14); + const __m128i out_14_3 = _mm_madd_epi16(out_18_1, k__cospi_m18_p14); + const __m128i out_30_2 = _mm_madd_epi16(out_02_0, k__cospi_m02_p30); + const __m128i out_30_3 = _mm_madd_epi16(out_02_1, k__cospi_m02_p30); + // dct_const_round_shift + const __m128i out_02_4 = _mm_add_epi32(out_02_2, k__DCT_CONST_ROUNDING); + const __m128i out_02_5 = _mm_add_epi32(out_02_3, k__DCT_CONST_ROUNDING); + const __m128i out_18_4 = _mm_add_epi32(out_18_2, k__DCT_CONST_ROUNDING); + const __m128i out_18_5 = _mm_add_epi32(out_18_3, k__DCT_CONST_ROUNDING); + const __m128i out_10_4 = _mm_add_epi32(out_10_2, k__DCT_CONST_ROUNDING); + const __m128i out_10_5 = _mm_add_epi32(out_10_3, k__DCT_CONST_ROUNDING); + const __m128i out_26_4 = _mm_add_epi32(out_26_2, k__DCT_CONST_ROUNDING); + const __m128i out_26_5 = _mm_add_epi32(out_26_3, k__DCT_CONST_ROUNDING); + const __m128i out_06_4 = _mm_add_epi32(out_06_2, k__DCT_CONST_ROUNDING); + const __m128i out_06_5 = _mm_add_epi32(out_06_3, k__DCT_CONST_ROUNDING); + const __m128i out_22_4 = _mm_add_epi32(out_22_2, k__DCT_CONST_ROUNDING); + const __m128i out_22_5 = _mm_add_epi32(out_22_3, k__DCT_CONST_ROUNDING); + const __m128i out_14_4 = _mm_add_epi32(out_14_2, k__DCT_CONST_ROUNDING); + const __m128i out_14_5 = _mm_add_epi32(out_14_3, k__DCT_CONST_ROUNDING); + const __m128i out_30_4 = _mm_add_epi32(out_30_2, k__DCT_CONST_ROUNDING); + const __m128i out_30_5 = _mm_add_epi32(out_30_3, k__DCT_CONST_ROUNDING); + const __m128i out_02_6 = _mm_srai_epi32(out_02_4, DCT_CONST_BITS); + const __m128i out_02_7 = _mm_srai_epi32(out_02_5, DCT_CONST_BITS); + const __m128i out_18_6 = _mm_srai_epi32(out_18_4, DCT_CONST_BITS); + const __m128i out_18_7 = _mm_srai_epi32(out_18_5, DCT_CONST_BITS); + const __m128i out_10_6 = _mm_srai_epi32(out_10_4, DCT_CONST_BITS); + const __m128i out_10_7 = _mm_srai_epi32(out_10_5, DCT_CONST_BITS); + const __m128i out_26_6 = _mm_srai_epi32(out_26_4, DCT_CONST_BITS); + const __m128i out_26_7 = _mm_srai_epi32(out_26_5, DCT_CONST_BITS); + const __m128i out_06_6 = _mm_srai_epi32(out_06_4, DCT_CONST_BITS); + const __m128i out_06_7 = _mm_srai_epi32(out_06_5, DCT_CONST_BITS); + const __m128i out_22_6 = _mm_srai_epi32(out_22_4, DCT_CONST_BITS); + const __m128i out_22_7 = _mm_srai_epi32(out_22_5, DCT_CONST_BITS); + const __m128i out_14_6 = _mm_srai_epi32(out_14_4, DCT_CONST_BITS); + const __m128i out_14_7 = _mm_srai_epi32(out_14_5, DCT_CONST_BITS); + const __m128i out_30_6 = _mm_srai_epi32(out_30_4, DCT_CONST_BITS); + const __m128i out_30_7 = _mm_srai_epi32(out_30_5, DCT_CONST_BITS); + // Combine + out[ 2] = _mm_packs_epi32(out_02_6, out_02_7); + out[18] = _mm_packs_epi32(out_18_6, out_18_7); + out[10] = _mm_packs_epi32(out_10_6, out_10_7); + out[26] = _mm_packs_epi32(out_26_6, out_26_7); + out[ 6] = _mm_packs_epi32(out_06_6, out_06_7); + out[22] = _mm_packs_epi32(out_22_6, out_22_7); + out[14] = _mm_packs_epi32(out_14_6, out_14_7); + out[30] = _mm_packs_epi32(out_30_6, out_30_7); + } + { + step1[16] = _mm_add_epi16(step3[17], step2[16]); + step1[17] = _mm_sub_epi16(step2[16], step3[17]); + step1[18] = _mm_sub_epi16(step2[19], step3[18]); + step1[19] = _mm_add_epi16(step3[18], step2[19]); + step1[20] = _mm_add_epi16(step3[21], step2[20]); + step1[21] = _mm_sub_epi16(step2[20], step3[21]); + step1[22] = _mm_sub_epi16(step2[23], step3[22]); + step1[23] = _mm_add_epi16(step3[22], step2[23]); + step1[24] = _mm_add_epi16(step3[25], step2[24]); + step1[25] = _mm_sub_epi16(step2[24], step3[25]); + step1[26] = _mm_sub_epi16(step2[27], step3[26]); + step1[27] = _mm_add_epi16(step3[26], step2[27]); + step1[28] = _mm_add_epi16(step3[29], step2[28]); + step1[29] = _mm_sub_epi16(step2[28], step3[29]); + step1[30] = _mm_sub_epi16(step2[31], step3[30]); + step1[31] = _mm_add_epi16(step3[30], step2[31]); + } + // Final stage --- outputs indices are bit-reversed. + { + const __m128i out_01_0 = _mm_unpacklo_epi16(step1[16], step1[31]); + const __m128i out_01_1 = _mm_unpackhi_epi16(step1[16], step1[31]); + const __m128i out_17_0 = _mm_unpacklo_epi16(step1[17], step1[30]); + const __m128i out_17_1 = _mm_unpackhi_epi16(step1[17], step1[30]); + const __m128i out_09_0 = _mm_unpacklo_epi16(step1[18], step1[29]); + const __m128i out_09_1 = _mm_unpackhi_epi16(step1[18], step1[29]); + const __m128i out_25_0 = _mm_unpacklo_epi16(step1[19], step1[28]); + const __m128i out_25_1 = _mm_unpackhi_epi16(step1[19], step1[28]); + const __m128i out_01_2 = _mm_madd_epi16(out_01_0, k__cospi_p31_p01); + const __m128i out_01_3 = _mm_madd_epi16(out_01_1, k__cospi_p31_p01); + const __m128i out_17_2 = _mm_madd_epi16(out_17_0, k__cospi_p15_p17); + const __m128i out_17_3 = _mm_madd_epi16(out_17_1, k__cospi_p15_p17); + const __m128i out_09_2 = _mm_madd_epi16(out_09_0, k__cospi_p23_p09); + const __m128i out_09_3 = _mm_madd_epi16(out_09_1, k__cospi_p23_p09); + const __m128i out_25_2 = _mm_madd_epi16(out_25_0, k__cospi_p07_p25); + const __m128i out_25_3 = _mm_madd_epi16(out_25_1, k__cospi_p07_p25); + const __m128i out_07_2 = _mm_madd_epi16(out_25_0, k__cospi_m25_p07); + const __m128i out_07_3 = _mm_madd_epi16(out_25_1, k__cospi_m25_p07); + const __m128i out_23_2 = _mm_madd_epi16(out_09_0, k__cospi_m09_p23); + const __m128i out_23_3 = _mm_madd_epi16(out_09_1, k__cospi_m09_p23); + const __m128i out_15_2 = _mm_madd_epi16(out_17_0, k__cospi_m17_p15); + const __m128i out_15_3 = _mm_madd_epi16(out_17_1, k__cospi_m17_p15); + const __m128i out_31_2 = _mm_madd_epi16(out_01_0, k__cospi_m01_p31); + const __m128i out_31_3 = _mm_madd_epi16(out_01_1, k__cospi_m01_p31); + // dct_const_round_shift + const __m128i out_01_4 = _mm_add_epi32(out_01_2, k__DCT_CONST_ROUNDING); + const __m128i out_01_5 = _mm_add_epi32(out_01_3, k__DCT_CONST_ROUNDING); + const __m128i out_17_4 = _mm_add_epi32(out_17_2, k__DCT_CONST_ROUNDING); + const __m128i out_17_5 = _mm_add_epi32(out_17_3, k__DCT_CONST_ROUNDING); + const __m128i out_09_4 = _mm_add_epi32(out_09_2, k__DCT_CONST_ROUNDING); + const __m128i out_09_5 = _mm_add_epi32(out_09_3, k__DCT_CONST_ROUNDING); + const __m128i out_25_4 = _mm_add_epi32(out_25_2, k__DCT_CONST_ROUNDING); + const __m128i out_25_5 = _mm_add_epi32(out_25_3, k__DCT_CONST_ROUNDING); + const __m128i out_07_4 = _mm_add_epi32(out_07_2, k__DCT_CONST_ROUNDING); + const __m128i out_07_5 = _mm_add_epi32(out_07_3, k__DCT_CONST_ROUNDING); + const __m128i out_23_4 = _mm_add_epi32(out_23_2, k__DCT_CONST_ROUNDING); + const __m128i out_23_5 = _mm_add_epi32(out_23_3, k__DCT_CONST_ROUNDING); + const __m128i out_15_4 = _mm_add_epi32(out_15_2, k__DCT_CONST_ROUNDING); + const __m128i out_15_5 = _mm_add_epi32(out_15_3, k__DCT_CONST_ROUNDING); + const __m128i out_31_4 = _mm_add_epi32(out_31_2, k__DCT_CONST_ROUNDING); + const __m128i out_31_5 = _mm_add_epi32(out_31_3, k__DCT_CONST_ROUNDING); + const __m128i out_01_6 = _mm_srai_epi32(out_01_4, DCT_CONST_BITS); + const __m128i out_01_7 = _mm_srai_epi32(out_01_5, DCT_CONST_BITS); + const __m128i out_17_6 = _mm_srai_epi32(out_17_4, DCT_CONST_BITS); + const __m128i out_17_7 = _mm_srai_epi32(out_17_5, DCT_CONST_BITS); + const __m128i out_09_6 = _mm_srai_epi32(out_09_4, DCT_CONST_BITS); + const __m128i out_09_7 = _mm_srai_epi32(out_09_5, DCT_CONST_BITS); + const __m128i out_25_6 = _mm_srai_epi32(out_25_4, DCT_CONST_BITS); + const __m128i out_25_7 = _mm_srai_epi32(out_25_5, DCT_CONST_BITS); + const __m128i out_07_6 = _mm_srai_epi32(out_07_4, DCT_CONST_BITS); + const __m128i out_07_7 = _mm_srai_epi32(out_07_5, DCT_CONST_BITS); + const __m128i out_23_6 = _mm_srai_epi32(out_23_4, DCT_CONST_BITS); + const __m128i out_23_7 = _mm_srai_epi32(out_23_5, DCT_CONST_BITS); + const __m128i out_15_6 = _mm_srai_epi32(out_15_4, DCT_CONST_BITS); + const __m128i out_15_7 = _mm_srai_epi32(out_15_5, DCT_CONST_BITS); + const __m128i out_31_6 = _mm_srai_epi32(out_31_4, DCT_CONST_BITS); + const __m128i out_31_7 = _mm_srai_epi32(out_31_5, DCT_CONST_BITS); + // Combine + out[ 1] = _mm_packs_epi32(out_01_6, out_01_7); + out[17] = _mm_packs_epi32(out_17_6, out_17_7); + out[ 9] = _mm_packs_epi32(out_09_6, out_09_7); + out[25] = _mm_packs_epi32(out_25_6, out_25_7); + out[ 7] = _mm_packs_epi32(out_07_6, out_07_7); + out[23] = _mm_packs_epi32(out_23_6, out_23_7); + out[15] = _mm_packs_epi32(out_15_6, out_15_7); + out[31] = _mm_packs_epi32(out_31_6, out_31_7); + } + { + const __m128i out_05_0 = _mm_unpacklo_epi16(step1[20], step1[27]); + const __m128i out_05_1 = _mm_unpackhi_epi16(step1[20], step1[27]); + const __m128i out_21_0 = _mm_unpacklo_epi16(step1[21], step1[26]); + const __m128i out_21_1 = _mm_unpackhi_epi16(step1[21], step1[26]); + const __m128i out_13_0 = _mm_unpacklo_epi16(step1[22], step1[25]); + const __m128i out_13_1 = _mm_unpackhi_epi16(step1[22], step1[25]); + const __m128i out_29_0 = _mm_unpacklo_epi16(step1[23], step1[24]); + const __m128i out_29_1 = _mm_unpackhi_epi16(step1[23], step1[24]); + const __m128i out_05_2 = _mm_madd_epi16(out_05_0, k__cospi_p27_p05); + const __m128i out_05_3 = _mm_madd_epi16(out_05_1, k__cospi_p27_p05); + const __m128i out_21_2 = _mm_madd_epi16(out_21_0, k__cospi_p11_p21); + const __m128i out_21_3 = _mm_madd_epi16(out_21_1, k__cospi_p11_p21); + const __m128i out_13_2 = _mm_madd_epi16(out_13_0, k__cospi_p19_p13); + const __m128i out_13_3 = _mm_madd_epi16(out_13_1, k__cospi_p19_p13); + const __m128i out_29_2 = _mm_madd_epi16(out_29_0, k__cospi_p03_p29); + const __m128i out_29_3 = _mm_madd_epi16(out_29_1, k__cospi_p03_p29); + const __m128i out_03_2 = _mm_madd_epi16(out_29_0, k__cospi_m29_p03); + const __m128i out_03_3 = _mm_madd_epi16(out_29_1, k__cospi_m29_p03); + const __m128i out_19_2 = _mm_madd_epi16(out_13_0, k__cospi_m13_p19); + const __m128i out_19_3 = _mm_madd_epi16(out_13_1, k__cospi_m13_p19); + const __m128i out_11_2 = _mm_madd_epi16(out_21_0, k__cospi_m21_p11); + const __m128i out_11_3 = _mm_madd_epi16(out_21_1, k__cospi_m21_p11); + const __m128i out_27_2 = _mm_madd_epi16(out_05_0, k__cospi_m05_p27); + const __m128i out_27_3 = _mm_madd_epi16(out_05_1, k__cospi_m05_p27); + // dct_const_round_shift + const __m128i out_05_4 = _mm_add_epi32(out_05_2, k__DCT_CONST_ROUNDING); + const __m128i out_05_5 = _mm_add_epi32(out_05_3, k__DCT_CONST_ROUNDING); + const __m128i out_21_4 = _mm_add_epi32(out_21_2, k__DCT_CONST_ROUNDING); + const __m128i out_21_5 = _mm_add_epi32(out_21_3, k__DCT_CONST_ROUNDING); + const __m128i out_13_4 = _mm_add_epi32(out_13_2, k__DCT_CONST_ROUNDING); + const __m128i out_13_5 = _mm_add_epi32(out_13_3, k__DCT_CONST_ROUNDING); + const __m128i out_29_4 = _mm_add_epi32(out_29_2, k__DCT_CONST_ROUNDING); + const __m128i out_29_5 = _mm_add_epi32(out_29_3, k__DCT_CONST_ROUNDING); + const __m128i out_03_4 = _mm_add_epi32(out_03_2, k__DCT_CONST_ROUNDING); + const __m128i out_03_5 = _mm_add_epi32(out_03_3, k__DCT_CONST_ROUNDING); + const __m128i out_19_4 = _mm_add_epi32(out_19_2, k__DCT_CONST_ROUNDING); + const __m128i out_19_5 = _mm_add_epi32(out_19_3, k__DCT_CONST_ROUNDING); + const __m128i out_11_4 = _mm_add_epi32(out_11_2, k__DCT_CONST_ROUNDING); + const __m128i out_11_5 = _mm_add_epi32(out_11_3, k__DCT_CONST_ROUNDING); + const __m128i out_27_4 = _mm_add_epi32(out_27_2, k__DCT_CONST_ROUNDING); + const __m128i out_27_5 = _mm_add_epi32(out_27_3, k__DCT_CONST_ROUNDING); + const __m128i out_05_6 = _mm_srai_epi32(out_05_4, DCT_CONST_BITS); + const __m128i out_05_7 = _mm_srai_epi32(out_05_5, DCT_CONST_BITS); + const __m128i out_21_6 = _mm_srai_epi32(out_21_4, DCT_CONST_BITS); + const __m128i out_21_7 = _mm_srai_epi32(out_21_5, DCT_CONST_BITS); + const __m128i out_13_6 = _mm_srai_epi32(out_13_4, DCT_CONST_BITS); + const __m128i out_13_7 = _mm_srai_epi32(out_13_5, DCT_CONST_BITS); + const __m128i out_29_6 = _mm_srai_epi32(out_29_4, DCT_CONST_BITS); + const __m128i out_29_7 = _mm_srai_epi32(out_29_5, DCT_CONST_BITS); + const __m128i out_03_6 = _mm_srai_epi32(out_03_4, DCT_CONST_BITS); + const __m128i out_03_7 = _mm_srai_epi32(out_03_5, DCT_CONST_BITS); + const __m128i out_19_6 = _mm_srai_epi32(out_19_4, DCT_CONST_BITS); + const __m128i out_19_7 = _mm_srai_epi32(out_19_5, DCT_CONST_BITS); + const __m128i out_11_6 = _mm_srai_epi32(out_11_4, DCT_CONST_BITS); + const __m128i out_11_7 = _mm_srai_epi32(out_11_5, DCT_CONST_BITS); + const __m128i out_27_6 = _mm_srai_epi32(out_27_4, DCT_CONST_BITS); + const __m128i out_27_7 = _mm_srai_epi32(out_27_5, DCT_CONST_BITS); + // Combine + out[ 5] = _mm_packs_epi32(out_05_6, out_05_7); + out[21] = _mm_packs_epi32(out_21_6, out_21_7); + out[13] = _mm_packs_epi32(out_13_6, out_13_7); + out[29] = _mm_packs_epi32(out_29_6, out_29_7); + out[ 3] = _mm_packs_epi32(out_03_6, out_03_7); + out[19] = _mm_packs_epi32(out_19_6, out_19_7); + out[11] = _mm_packs_epi32(out_11_6, out_11_7); + out[27] = _mm_packs_epi32(out_27_6, out_27_7); + } +#if FDCT32x32_HIGH_PRECISION + } else { + __m128i lstep1[64], lstep2[64], lstep3[64]; + __m128i u[32], v[32], sign[16]; + const __m128i mask16 = _mm_set1_epi32(0x80008000); + const __m128i K32One = _mm_set_epi32(1, 1, 1, 1); + // start using 32-bit operations + // stage 3 + { + // expanding to 32-bit length priori to addition operations + lstep2[ 0] = k_cvtlo_epi16(step2[ 0], mask16, kZero); + lstep2[ 1] = k_cvthi_epi16(step2[ 0], mask16, kZero); + lstep2[ 2] = k_cvtlo_epi16(step2[ 1], mask16, kZero); + lstep2[ 3] = k_cvthi_epi16(step2[ 1], mask16, kZero); + lstep2[ 4] = k_cvtlo_epi16(step2[ 2], mask16, kZero); + lstep2[ 5] = k_cvthi_epi16(step2[ 2], mask16, kZero); + lstep2[ 6] = k_cvtlo_epi16(step2[ 3], mask16, kZero); + lstep2[ 7] = k_cvthi_epi16(step2[ 3], mask16, kZero); + lstep2[ 8] = k_cvtlo_epi16(step2[ 4], mask16, kZero); + lstep2[ 9] = k_cvthi_epi16(step2[ 4], mask16, kZero); + lstep2[10] = k_cvtlo_epi16(step2[ 5], mask16, kZero); + lstep2[11] = k_cvthi_epi16(step2[ 5], mask16, kZero); + lstep2[12] = k_cvtlo_epi16(step2[ 6], mask16, kZero); + lstep2[13] = k_cvthi_epi16(step2[ 6], mask16, kZero); + lstep2[14] = k_cvtlo_epi16(step2[ 7], mask16, kZero); + lstep2[15] = k_cvthi_epi16(step2[ 7], mask16, kZero); + + lstep3[ 0] = _mm_add_epi32(lstep2[14], lstep2[ 0]); + lstep3[ 1] = _mm_add_epi32(lstep2[15], lstep2[ 1]); + lstep3[ 2] = _mm_add_epi32(lstep2[12], lstep2[ 2]); + lstep3[ 3] = _mm_add_epi32(lstep2[13], lstep2[ 3]); + lstep3[ 4] = _mm_add_epi32(lstep2[10], lstep2[ 4]); + lstep3[ 5] = _mm_add_epi32(lstep2[11], lstep2[ 5]); + lstep3[ 6] = _mm_add_epi32(lstep2[ 8], lstep2[ 6]); + lstep3[ 7] = _mm_add_epi32(lstep2[ 9], lstep2[ 7]); + lstep3[ 8] = _mm_sub_epi32(lstep2[ 6], lstep2[ 8]); + lstep3[ 9] = _mm_sub_epi32(lstep2[ 7], lstep2[ 9]); + lstep3[10] = _mm_sub_epi32(lstep2[ 4], lstep2[10]); + lstep3[11] = _mm_sub_epi32(lstep2[ 5], lstep2[11]); + lstep3[12] = _mm_sub_epi32(lstep2[ 2], lstep2[12]); + lstep3[13] = _mm_sub_epi32(lstep2[ 3], lstep2[13]); + lstep3[14] = _mm_sub_epi32(lstep2[ 0], lstep2[14]); + lstep3[15] = _mm_sub_epi32(lstep2[ 1], lstep2[15]); + } + { + const __m128i s3_10_0 = _mm_unpacklo_epi16(step2[13], step2[10]); + const __m128i s3_10_1 = _mm_unpackhi_epi16(step2[13], step2[10]); + const __m128i s3_11_0 = _mm_unpacklo_epi16(step2[12], step2[11]); + const __m128i s3_11_1 = _mm_unpackhi_epi16(step2[12], step2[11]); + const __m128i s3_10_2 = _mm_madd_epi16(s3_10_0, k__cospi_p16_m16); + const __m128i s3_10_3 = _mm_madd_epi16(s3_10_1, k__cospi_p16_m16); + const __m128i s3_11_2 = _mm_madd_epi16(s3_11_0, k__cospi_p16_m16); + const __m128i s3_11_3 = _mm_madd_epi16(s3_11_1, k__cospi_p16_m16); + const __m128i s3_12_2 = _mm_madd_epi16(s3_11_0, k__cospi_p16_p16); + const __m128i s3_12_3 = _mm_madd_epi16(s3_11_1, k__cospi_p16_p16); + const __m128i s3_13_2 = _mm_madd_epi16(s3_10_0, k__cospi_p16_p16); + const __m128i s3_13_3 = _mm_madd_epi16(s3_10_1, k__cospi_p16_p16); + // dct_const_round_shift + const __m128i s3_10_4 = _mm_add_epi32(s3_10_2, k__DCT_CONST_ROUNDING); + const __m128i s3_10_5 = _mm_add_epi32(s3_10_3, k__DCT_CONST_ROUNDING); + const __m128i s3_11_4 = _mm_add_epi32(s3_11_2, k__DCT_CONST_ROUNDING); + const __m128i s3_11_5 = _mm_add_epi32(s3_11_3, k__DCT_CONST_ROUNDING); + const __m128i s3_12_4 = _mm_add_epi32(s3_12_2, k__DCT_CONST_ROUNDING); + const __m128i s3_12_5 = _mm_add_epi32(s3_12_3, k__DCT_CONST_ROUNDING); + const __m128i s3_13_4 = _mm_add_epi32(s3_13_2, k__DCT_CONST_ROUNDING); + const __m128i s3_13_5 = _mm_add_epi32(s3_13_3, k__DCT_CONST_ROUNDING); + lstep3[20] = _mm_srai_epi32(s3_10_4, DCT_CONST_BITS); + lstep3[21] = _mm_srai_epi32(s3_10_5, DCT_CONST_BITS); + lstep3[22] = _mm_srai_epi32(s3_11_4, DCT_CONST_BITS); + lstep3[23] = _mm_srai_epi32(s3_11_5, DCT_CONST_BITS); + lstep3[24] = _mm_srai_epi32(s3_12_4, DCT_CONST_BITS); + lstep3[25] = _mm_srai_epi32(s3_12_5, DCT_CONST_BITS); + lstep3[26] = _mm_srai_epi32(s3_13_4, DCT_CONST_BITS); + lstep3[27] = _mm_srai_epi32(s3_13_5, DCT_CONST_BITS); + } + { + lstep2[40] = k_cvtlo_epi16(step2[20], mask16, kZero); + lstep2[41] = k_cvthi_epi16(step2[20], mask16, kZero); + lstep2[42] = k_cvtlo_epi16(step2[21], mask16, kZero); + lstep2[43] = k_cvthi_epi16(step2[21], mask16, kZero); + lstep2[44] = k_cvtlo_epi16(step2[22], mask16, kZero); + lstep2[45] = k_cvthi_epi16(step2[22], mask16, kZero); + lstep2[46] = k_cvtlo_epi16(step2[23], mask16, kZero); + lstep2[47] = k_cvthi_epi16(step2[23], mask16, kZero); + lstep2[48] = k_cvtlo_epi16(step2[24], mask16, kZero); + lstep2[49] = k_cvthi_epi16(step2[24], mask16, kZero); + lstep2[50] = k_cvtlo_epi16(step2[25], mask16, kZero); + lstep2[51] = k_cvthi_epi16(step2[25], mask16, kZero); + lstep2[52] = k_cvtlo_epi16(step2[26], mask16, kZero); + lstep2[53] = k_cvthi_epi16(step2[26], mask16, kZero); + lstep2[54] = k_cvtlo_epi16(step2[27], mask16, kZero); + lstep2[55] = k_cvthi_epi16(step2[27], mask16, kZero); + + lstep1[32] = k_cvtlo_epi16(step1[16], mask16, kZero); + lstep1[33] = k_cvthi_epi16(step1[16], mask16, kZero); + lstep1[34] = k_cvtlo_epi16(step1[17], mask16, kZero); + lstep1[35] = k_cvthi_epi16(step1[17], mask16, kZero); + lstep1[36] = k_cvtlo_epi16(step1[18], mask16, kZero); + lstep1[37] = k_cvthi_epi16(step1[18], mask16, kZero); + lstep1[38] = k_cvtlo_epi16(step1[19], mask16, kZero); + lstep1[39] = k_cvthi_epi16(step1[19], mask16, kZero); + lstep1[56] = k_cvtlo_epi16(step1[28], mask16, kZero); + lstep1[57] = k_cvthi_epi16(step1[28], mask16, kZero); + lstep1[58] = k_cvtlo_epi16(step1[29], mask16, kZero); + lstep1[59] = k_cvthi_epi16(step1[29], mask16, kZero); + lstep1[60] = k_cvtlo_epi16(step1[30], mask16, kZero); + lstep1[61] = k_cvthi_epi16(step1[30], mask16, kZero); + lstep1[62] = k_cvtlo_epi16(step1[31], mask16, kZero); + lstep1[63] = k_cvthi_epi16(step1[31], mask16, kZero); + + lstep3[32] = _mm_add_epi32(lstep2[46], lstep1[32]); + lstep3[33] = _mm_add_epi32(lstep2[47], lstep1[33]); + lstep3[34] = _mm_add_epi32(lstep2[44], lstep1[34]); + lstep3[35] = _mm_add_epi32(lstep2[45], lstep1[35]); + lstep3[36] = _mm_add_epi32(lstep2[42], lstep1[36]); + lstep3[37] = _mm_add_epi32(lstep2[43], lstep1[37]); + lstep3[38] = _mm_add_epi32(lstep2[40], lstep1[38]); + lstep3[39] = _mm_add_epi32(lstep2[41], lstep1[39]); + lstep3[40] = _mm_sub_epi32(lstep1[38], lstep2[40]); + lstep3[41] = _mm_sub_epi32(lstep1[39], lstep2[41]); + lstep3[42] = _mm_sub_epi32(lstep1[36], lstep2[42]); + lstep3[43] = _mm_sub_epi32(lstep1[37], lstep2[43]); + lstep3[44] = _mm_sub_epi32(lstep1[34], lstep2[44]); + lstep3[45] = _mm_sub_epi32(lstep1[35], lstep2[45]); + lstep3[46] = _mm_sub_epi32(lstep1[32], lstep2[46]); + lstep3[47] = _mm_sub_epi32(lstep1[33], lstep2[47]); + lstep3[48] = _mm_sub_epi32(lstep1[62], lstep2[48]); + lstep3[49] = _mm_sub_epi32(lstep1[63], lstep2[49]); + lstep3[50] = _mm_sub_epi32(lstep1[60], lstep2[50]); + lstep3[51] = _mm_sub_epi32(lstep1[61], lstep2[51]); + lstep3[52] = _mm_sub_epi32(lstep1[58], lstep2[52]); + lstep3[53] = _mm_sub_epi32(lstep1[59], lstep2[53]); + lstep3[54] = _mm_sub_epi32(lstep1[56], lstep2[54]); + lstep3[55] = _mm_sub_epi32(lstep1[57], lstep2[55]); + lstep3[56] = _mm_add_epi32(lstep2[54], lstep1[56]); + lstep3[57] = _mm_add_epi32(lstep2[55], lstep1[57]); + lstep3[58] = _mm_add_epi32(lstep2[52], lstep1[58]); + lstep3[59] = _mm_add_epi32(lstep2[53], lstep1[59]); + lstep3[60] = _mm_add_epi32(lstep2[50], lstep1[60]); + lstep3[61] = _mm_add_epi32(lstep2[51], lstep1[61]); + lstep3[62] = _mm_add_epi32(lstep2[48], lstep1[62]); + lstep3[63] = _mm_add_epi32(lstep2[49], lstep1[63]); + } + + // stage 4 + { + // expanding to 32-bit length priori to addition operations + lstep2[16] = k_cvtlo_epi16(step2[ 8], mask16, kZero); + lstep2[17] = k_cvthi_epi16(step2[ 8], mask16, kZero); + lstep2[18] = k_cvtlo_epi16(step2[ 9], mask16, kZero); + lstep2[19] = k_cvthi_epi16(step2[ 9], mask16, kZero); + lstep2[28] = k_cvtlo_epi16(step2[14], mask16, kZero); + lstep2[29] = k_cvthi_epi16(step2[14], mask16, kZero); + lstep2[30] = k_cvtlo_epi16(step2[15], mask16, kZero); + lstep2[31] = k_cvthi_epi16(step2[15], mask16, kZero); + + lstep1[ 0] = _mm_add_epi32(lstep3[ 6], lstep3[ 0]); + lstep1[ 1] = _mm_add_epi32(lstep3[ 7], lstep3[ 1]); + lstep1[ 2] = _mm_add_epi32(lstep3[ 4], lstep3[ 2]); + lstep1[ 3] = _mm_add_epi32(lstep3[ 5], lstep3[ 3]); + lstep1[ 4] = _mm_sub_epi32(lstep3[ 2], lstep3[ 4]); + lstep1[ 5] = _mm_sub_epi32(lstep3[ 3], lstep3[ 5]); + lstep1[ 6] = _mm_sub_epi32(lstep3[ 0], lstep3[ 6]); + lstep1[ 7] = _mm_sub_epi32(lstep3[ 1], lstep3[ 7]); + lstep1[16] = _mm_add_epi32(lstep3[22], lstep2[16]); + lstep1[17] = _mm_add_epi32(lstep3[23], lstep2[17]); + lstep1[18] = _mm_add_epi32(lstep3[20], lstep2[18]); + lstep1[19] = _mm_add_epi32(lstep3[21], lstep2[19]); + lstep1[20] = _mm_sub_epi32(lstep2[18], lstep3[20]); + lstep1[21] = _mm_sub_epi32(lstep2[19], lstep3[21]); + lstep1[22] = _mm_sub_epi32(lstep2[16], lstep3[22]); + lstep1[23] = _mm_sub_epi32(lstep2[17], lstep3[23]); + lstep1[24] = _mm_sub_epi32(lstep2[30], lstep3[24]); + lstep1[25] = _mm_sub_epi32(lstep2[31], lstep3[25]); + lstep1[26] = _mm_sub_epi32(lstep2[28], lstep3[26]); + lstep1[27] = _mm_sub_epi32(lstep2[29], lstep3[27]); + lstep1[28] = _mm_add_epi32(lstep3[26], lstep2[28]); + lstep1[29] = _mm_add_epi32(lstep3[27], lstep2[29]); + lstep1[30] = _mm_add_epi32(lstep3[24], lstep2[30]); + lstep1[31] = _mm_add_epi32(lstep3[25], lstep2[31]); + } + { + // to be continued... + // + const __m128i k32_p16_p16 = pair_set_epi32(cospi_16_64, cospi_16_64); + const __m128i k32_p16_m16 = pair_set_epi32(cospi_16_64, -cospi_16_64); + + u[0] = _mm_unpacklo_epi32(lstep3[12], lstep3[10]); + u[1] = _mm_unpackhi_epi32(lstep3[12], lstep3[10]); + u[2] = _mm_unpacklo_epi32(lstep3[13], lstep3[11]); + u[3] = _mm_unpackhi_epi32(lstep3[13], lstep3[11]); + + // TODO(jingning): manually inline k_madd_epi32_ to further hide + // instruction latency. + v[ 0] = k_madd_epi32(u[0], k32_p16_m16); + v[ 1] = k_madd_epi32(u[1], k32_p16_m16); + v[ 2] = k_madd_epi32(u[2], k32_p16_m16); + v[ 3] = k_madd_epi32(u[3], k32_p16_m16); + v[ 4] = k_madd_epi32(u[0], k32_p16_p16); + v[ 5] = k_madd_epi32(u[1], k32_p16_p16); + v[ 6] = k_madd_epi32(u[2], k32_p16_p16); + v[ 7] = k_madd_epi32(u[3], k32_p16_p16); + + u[0] = k_packs_epi64(v[0], v[1]); + u[1] = k_packs_epi64(v[2], v[3]); + u[2] = k_packs_epi64(v[4], v[5]); + u[3] = k_packs_epi64(v[6], v[7]); + + v[0] = _mm_add_epi32(u[0], k__DCT_CONST_ROUNDING); + v[1] = _mm_add_epi32(u[1], k__DCT_CONST_ROUNDING); + v[2] = _mm_add_epi32(u[2], k__DCT_CONST_ROUNDING); + v[3] = _mm_add_epi32(u[3], k__DCT_CONST_ROUNDING); + + lstep1[10] = _mm_srai_epi32(v[0], DCT_CONST_BITS); + lstep1[11] = _mm_srai_epi32(v[1], DCT_CONST_BITS); + lstep1[12] = _mm_srai_epi32(v[2], DCT_CONST_BITS); + lstep1[13] = _mm_srai_epi32(v[3], DCT_CONST_BITS); + } + { + const __m128i k32_m08_p24 = pair_set_epi32(-cospi_8_64, cospi_24_64); + const __m128i k32_m24_m08 = pair_set_epi32(-cospi_24_64, -cospi_8_64); + const __m128i k32_p24_p08 = pair_set_epi32(cospi_24_64, cospi_8_64); + + u[ 0] = _mm_unpacklo_epi32(lstep3[36], lstep3[58]); + u[ 1] = _mm_unpackhi_epi32(lstep3[36], lstep3[58]); + u[ 2] = _mm_unpacklo_epi32(lstep3[37], lstep3[59]); + u[ 3] = _mm_unpackhi_epi32(lstep3[37], lstep3[59]); + u[ 4] = _mm_unpacklo_epi32(lstep3[38], lstep3[56]); + u[ 5] = _mm_unpackhi_epi32(lstep3[38], lstep3[56]); + u[ 6] = _mm_unpacklo_epi32(lstep3[39], lstep3[57]); + u[ 7] = _mm_unpackhi_epi32(lstep3[39], lstep3[57]); + u[ 8] = _mm_unpacklo_epi32(lstep3[40], lstep3[54]); + u[ 9] = _mm_unpackhi_epi32(lstep3[40], lstep3[54]); + u[10] = _mm_unpacklo_epi32(lstep3[41], lstep3[55]); + u[11] = _mm_unpackhi_epi32(lstep3[41], lstep3[55]); + u[12] = _mm_unpacklo_epi32(lstep3[42], lstep3[52]); + u[13] = _mm_unpackhi_epi32(lstep3[42], lstep3[52]); + u[14] = _mm_unpacklo_epi32(lstep3[43], lstep3[53]); + u[15] = _mm_unpackhi_epi32(lstep3[43], lstep3[53]); + + v[ 0] = k_madd_epi32(u[ 0], k32_m08_p24); + v[ 1] = k_madd_epi32(u[ 1], k32_m08_p24); + v[ 2] = k_madd_epi32(u[ 2], k32_m08_p24); + v[ 3] = k_madd_epi32(u[ 3], k32_m08_p24); + v[ 4] = k_madd_epi32(u[ 4], k32_m08_p24); + v[ 5] = k_madd_epi32(u[ 5], k32_m08_p24); + v[ 6] = k_madd_epi32(u[ 6], k32_m08_p24); + v[ 7] = k_madd_epi32(u[ 7], k32_m08_p24); + v[ 8] = k_madd_epi32(u[ 8], k32_m24_m08); + v[ 9] = k_madd_epi32(u[ 9], k32_m24_m08); + v[10] = k_madd_epi32(u[10], k32_m24_m08); + v[11] = k_madd_epi32(u[11], k32_m24_m08); + v[12] = k_madd_epi32(u[12], k32_m24_m08); + v[13] = k_madd_epi32(u[13], k32_m24_m08); + v[14] = k_madd_epi32(u[14], k32_m24_m08); + v[15] = k_madd_epi32(u[15], k32_m24_m08); + v[16] = k_madd_epi32(u[12], k32_m08_p24); + v[17] = k_madd_epi32(u[13], k32_m08_p24); + v[18] = k_madd_epi32(u[14], k32_m08_p24); + v[19] = k_madd_epi32(u[15], k32_m08_p24); + v[20] = k_madd_epi32(u[ 8], k32_m08_p24); + v[21] = k_madd_epi32(u[ 9], k32_m08_p24); + v[22] = k_madd_epi32(u[10], k32_m08_p24); + v[23] = k_madd_epi32(u[11], k32_m08_p24); + v[24] = k_madd_epi32(u[ 4], k32_p24_p08); + v[25] = k_madd_epi32(u[ 5], k32_p24_p08); + v[26] = k_madd_epi32(u[ 6], k32_p24_p08); + v[27] = k_madd_epi32(u[ 7], k32_p24_p08); + v[28] = k_madd_epi32(u[ 0], k32_p24_p08); + v[29] = k_madd_epi32(u[ 1], k32_p24_p08); + v[30] = k_madd_epi32(u[ 2], k32_p24_p08); + v[31] = k_madd_epi32(u[ 3], k32_p24_p08); + + u[ 0] = k_packs_epi64(v[ 0], v[ 1]); + u[ 1] = k_packs_epi64(v[ 2], v[ 3]); + u[ 2] = k_packs_epi64(v[ 4], v[ 5]); + u[ 3] = k_packs_epi64(v[ 6], v[ 7]); + u[ 4] = k_packs_epi64(v[ 8], v[ 9]); + u[ 5] = k_packs_epi64(v[10], v[11]); + u[ 6] = k_packs_epi64(v[12], v[13]); + u[ 7] = k_packs_epi64(v[14], v[15]); + u[ 8] = k_packs_epi64(v[16], v[17]); + u[ 9] = k_packs_epi64(v[18], v[19]); + u[10] = k_packs_epi64(v[20], v[21]); + u[11] = k_packs_epi64(v[22], v[23]); + u[12] = k_packs_epi64(v[24], v[25]); + u[13] = k_packs_epi64(v[26], v[27]); + u[14] = k_packs_epi64(v[28], v[29]); + u[15] = k_packs_epi64(v[30], v[31]); + + v[ 0] = _mm_add_epi32(u[ 0], k__DCT_CONST_ROUNDING); + v[ 1] = _mm_add_epi32(u[ 1], k__DCT_CONST_ROUNDING); + v[ 2] = _mm_add_epi32(u[ 2], k__DCT_CONST_ROUNDING); + v[ 3] = _mm_add_epi32(u[ 3], k__DCT_CONST_ROUNDING); + v[ 4] = _mm_add_epi32(u[ 4], k__DCT_CONST_ROUNDING); + v[ 5] = _mm_add_epi32(u[ 5], k__DCT_CONST_ROUNDING); + v[ 6] = _mm_add_epi32(u[ 6], k__DCT_CONST_ROUNDING); + v[ 7] = _mm_add_epi32(u[ 7], k__DCT_CONST_ROUNDING); + v[ 8] = _mm_add_epi32(u[ 8], k__DCT_CONST_ROUNDING); + v[ 9] = _mm_add_epi32(u[ 9], k__DCT_CONST_ROUNDING); + v[10] = _mm_add_epi32(u[10], k__DCT_CONST_ROUNDING); + v[11] = _mm_add_epi32(u[11], k__DCT_CONST_ROUNDING); + v[12] = _mm_add_epi32(u[12], k__DCT_CONST_ROUNDING); + v[13] = _mm_add_epi32(u[13], k__DCT_CONST_ROUNDING); + v[14] = _mm_add_epi32(u[14], k__DCT_CONST_ROUNDING); + v[15] = _mm_add_epi32(u[15], k__DCT_CONST_ROUNDING); + + lstep1[36] = _mm_srai_epi32(v[ 0], DCT_CONST_BITS); + lstep1[37] = _mm_srai_epi32(v[ 1], DCT_CONST_BITS); + lstep1[38] = _mm_srai_epi32(v[ 2], DCT_CONST_BITS); + lstep1[39] = _mm_srai_epi32(v[ 3], DCT_CONST_BITS); + lstep1[40] = _mm_srai_epi32(v[ 4], DCT_CONST_BITS); + lstep1[41] = _mm_srai_epi32(v[ 5], DCT_CONST_BITS); + lstep1[42] = _mm_srai_epi32(v[ 6], DCT_CONST_BITS); + lstep1[43] = _mm_srai_epi32(v[ 7], DCT_CONST_BITS); + lstep1[52] = _mm_srai_epi32(v[ 8], DCT_CONST_BITS); + lstep1[53] = _mm_srai_epi32(v[ 9], DCT_CONST_BITS); + lstep1[54] = _mm_srai_epi32(v[10], DCT_CONST_BITS); + lstep1[55] = _mm_srai_epi32(v[11], DCT_CONST_BITS); + lstep1[56] = _mm_srai_epi32(v[12], DCT_CONST_BITS); + lstep1[57] = _mm_srai_epi32(v[13], DCT_CONST_BITS); + lstep1[58] = _mm_srai_epi32(v[14], DCT_CONST_BITS); + lstep1[59] = _mm_srai_epi32(v[15], DCT_CONST_BITS); + } + // stage 5 + { + lstep2[ 8] = _mm_add_epi32(lstep1[10], lstep3[ 8]); + lstep2[ 9] = _mm_add_epi32(lstep1[11], lstep3[ 9]); + lstep2[10] = _mm_sub_epi32(lstep3[ 8], lstep1[10]); + lstep2[11] = _mm_sub_epi32(lstep3[ 9], lstep1[11]); + lstep2[12] = _mm_sub_epi32(lstep3[14], lstep1[12]); + lstep2[13] = _mm_sub_epi32(lstep3[15], lstep1[13]); + lstep2[14] = _mm_add_epi32(lstep1[12], lstep3[14]); + lstep2[15] = _mm_add_epi32(lstep1[13], lstep3[15]); + } + { + const __m128i k32_p16_p16 = pair_set_epi32(cospi_16_64, cospi_16_64); + const __m128i k32_p16_m16 = pair_set_epi32(cospi_16_64, -cospi_16_64); + const __m128i k32_p24_p08 = pair_set_epi32(cospi_24_64, cospi_8_64); + const __m128i k32_m08_p24 = pair_set_epi32(-cospi_8_64, cospi_24_64); + + u[0] = _mm_unpacklo_epi32(lstep1[0], lstep1[2]); + u[1] = _mm_unpackhi_epi32(lstep1[0], lstep1[2]); + u[2] = _mm_unpacklo_epi32(lstep1[1], lstep1[3]); + u[3] = _mm_unpackhi_epi32(lstep1[1], lstep1[3]); + u[4] = _mm_unpacklo_epi32(lstep1[4], lstep1[6]); + u[5] = _mm_unpackhi_epi32(lstep1[4], lstep1[6]); + u[6] = _mm_unpacklo_epi32(lstep1[5], lstep1[7]); + u[7] = _mm_unpackhi_epi32(lstep1[5], lstep1[7]); + + // TODO(jingning): manually inline k_madd_epi32_ to further hide + // instruction latency. + v[ 0] = k_madd_epi32(u[0], k32_p16_p16); + v[ 1] = k_madd_epi32(u[1], k32_p16_p16); + v[ 2] = k_madd_epi32(u[2], k32_p16_p16); + v[ 3] = k_madd_epi32(u[3], k32_p16_p16); + v[ 4] = k_madd_epi32(u[0], k32_p16_m16); + v[ 5] = k_madd_epi32(u[1], k32_p16_m16); + v[ 6] = k_madd_epi32(u[2], k32_p16_m16); + v[ 7] = k_madd_epi32(u[3], k32_p16_m16); + v[ 8] = k_madd_epi32(u[4], k32_p24_p08); + v[ 9] = k_madd_epi32(u[5], k32_p24_p08); + v[10] = k_madd_epi32(u[6], k32_p24_p08); + v[11] = k_madd_epi32(u[7], k32_p24_p08); + v[12] = k_madd_epi32(u[4], k32_m08_p24); + v[13] = k_madd_epi32(u[5], k32_m08_p24); + v[14] = k_madd_epi32(u[6], k32_m08_p24); + v[15] = k_madd_epi32(u[7], k32_m08_p24); + + u[0] = k_packs_epi64(v[0], v[1]); + u[1] = k_packs_epi64(v[2], v[3]); + u[2] = k_packs_epi64(v[4], v[5]); + u[3] = k_packs_epi64(v[6], v[7]); + u[4] = k_packs_epi64(v[8], v[9]); + u[5] = k_packs_epi64(v[10], v[11]); + u[6] = k_packs_epi64(v[12], v[13]); + u[7] = k_packs_epi64(v[14], v[15]); + + v[0] = _mm_add_epi32(u[0], k__DCT_CONST_ROUNDING); + v[1] = _mm_add_epi32(u[1], k__DCT_CONST_ROUNDING); + v[2] = _mm_add_epi32(u[2], k__DCT_CONST_ROUNDING); + v[3] = _mm_add_epi32(u[3], k__DCT_CONST_ROUNDING); + v[4] = _mm_add_epi32(u[4], k__DCT_CONST_ROUNDING); + v[5] = _mm_add_epi32(u[5], k__DCT_CONST_ROUNDING); + v[6] = _mm_add_epi32(u[6], k__DCT_CONST_ROUNDING); + v[7] = _mm_add_epi32(u[7], k__DCT_CONST_ROUNDING); + + u[0] = _mm_srai_epi32(v[0], DCT_CONST_BITS); + u[1] = _mm_srai_epi32(v[1], DCT_CONST_BITS); + u[2] = _mm_srai_epi32(v[2], DCT_CONST_BITS); + u[3] = _mm_srai_epi32(v[3], DCT_CONST_BITS); + u[4] = _mm_srai_epi32(v[4], DCT_CONST_BITS); + u[5] = _mm_srai_epi32(v[5], DCT_CONST_BITS); + u[6] = _mm_srai_epi32(v[6], DCT_CONST_BITS); + u[7] = _mm_srai_epi32(v[7], DCT_CONST_BITS); + + sign[0] = _mm_cmplt_epi32(u[0], kZero); + sign[1] = _mm_cmplt_epi32(u[1], kZero); + sign[2] = _mm_cmplt_epi32(u[2], kZero); + sign[3] = _mm_cmplt_epi32(u[3], kZero); + sign[4] = _mm_cmplt_epi32(u[4], kZero); + sign[5] = _mm_cmplt_epi32(u[5], kZero); + sign[6] = _mm_cmplt_epi32(u[6], kZero); + sign[7] = _mm_cmplt_epi32(u[7], kZero); + + u[0] = _mm_sub_epi32(u[0], sign[0]); + u[1] = _mm_sub_epi32(u[1], sign[1]); + u[2] = _mm_sub_epi32(u[2], sign[2]); + u[3] = _mm_sub_epi32(u[3], sign[3]); + u[4] = _mm_sub_epi32(u[4], sign[4]); + u[5] = _mm_sub_epi32(u[5], sign[5]); + u[6] = _mm_sub_epi32(u[6], sign[6]); + u[7] = _mm_sub_epi32(u[7], sign[7]); + + u[0] = _mm_add_epi32(u[0], K32One); + u[1] = _mm_add_epi32(u[1], K32One); + u[2] = _mm_add_epi32(u[2], K32One); + u[3] = _mm_add_epi32(u[3], K32One); + u[4] = _mm_add_epi32(u[4], K32One); + u[5] = _mm_add_epi32(u[5], K32One); + u[6] = _mm_add_epi32(u[6], K32One); + u[7] = _mm_add_epi32(u[7], K32One); + + u[0] = _mm_srai_epi32(u[0], 2); + u[1] = _mm_srai_epi32(u[1], 2); + u[2] = _mm_srai_epi32(u[2], 2); + u[3] = _mm_srai_epi32(u[3], 2); + u[4] = _mm_srai_epi32(u[4], 2); + u[5] = _mm_srai_epi32(u[5], 2); + u[6] = _mm_srai_epi32(u[6], 2); + u[7] = _mm_srai_epi32(u[7], 2); + + // Combine + out[ 0] = _mm_packs_epi32(u[0], u[1]); + out[16] = _mm_packs_epi32(u[2], u[3]); + out[ 8] = _mm_packs_epi32(u[4], u[5]); + out[24] = _mm_packs_epi32(u[6], u[7]); + } + { + const __m128i k32_m08_p24 = pair_set_epi32(-cospi_8_64, cospi_24_64); + const __m128i k32_m24_m08 = pair_set_epi32(-cospi_24_64, -cospi_8_64); + const __m128i k32_p24_p08 = pair_set_epi32(cospi_24_64, cospi_8_64); + + u[0] = _mm_unpacklo_epi32(lstep1[18], lstep1[28]); + u[1] = _mm_unpackhi_epi32(lstep1[18], lstep1[28]); + u[2] = _mm_unpacklo_epi32(lstep1[19], lstep1[29]); + u[3] = _mm_unpackhi_epi32(lstep1[19], lstep1[29]); + u[4] = _mm_unpacklo_epi32(lstep1[20], lstep1[26]); + u[5] = _mm_unpackhi_epi32(lstep1[20], lstep1[26]); + u[6] = _mm_unpacklo_epi32(lstep1[21], lstep1[27]); + u[7] = _mm_unpackhi_epi32(lstep1[21], lstep1[27]); + + v[0] = k_madd_epi32(u[0], k32_m08_p24); + v[1] = k_madd_epi32(u[1], k32_m08_p24); + v[2] = k_madd_epi32(u[2], k32_m08_p24); + v[3] = k_madd_epi32(u[3], k32_m08_p24); + v[4] = k_madd_epi32(u[4], k32_m24_m08); + v[5] = k_madd_epi32(u[5], k32_m24_m08); + v[6] = k_madd_epi32(u[6], k32_m24_m08); + v[7] = k_madd_epi32(u[7], k32_m24_m08); + v[ 8] = k_madd_epi32(u[4], k32_m08_p24); + v[ 9] = k_madd_epi32(u[5], k32_m08_p24); + v[10] = k_madd_epi32(u[6], k32_m08_p24); + v[11] = k_madd_epi32(u[7], k32_m08_p24); + v[12] = k_madd_epi32(u[0], k32_p24_p08); + v[13] = k_madd_epi32(u[1], k32_p24_p08); + v[14] = k_madd_epi32(u[2], k32_p24_p08); + v[15] = k_madd_epi32(u[3], k32_p24_p08); + + u[0] = k_packs_epi64(v[0], v[1]); + u[1] = k_packs_epi64(v[2], v[3]); + u[2] = k_packs_epi64(v[4], v[5]); + u[3] = k_packs_epi64(v[6], v[7]); + u[4] = k_packs_epi64(v[8], v[9]); + u[5] = k_packs_epi64(v[10], v[11]); + u[6] = k_packs_epi64(v[12], v[13]); + u[7] = k_packs_epi64(v[14], v[15]); + + u[0] = _mm_add_epi32(u[0], k__DCT_CONST_ROUNDING); + u[1] = _mm_add_epi32(u[1], k__DCT_CONST_ROUNDING); + u[2] = _mm_add_epi32(u[2], k__DCT_CONST_ROUNDING); + u[3] = _mm_add_epi32(u[3], k__DCT_CONST_ROUNDING); + u[4] = _mm_add_epi32(u[4], k__DCT_CONST_ROUNDING); + u[5] = _mm_add_epi32(u[5], k__DCT_CONST_ROUNDING); + u[6] = _mm_add_epi32(u[6], k__DCT_CONST_ROUNDING); + u[7] = _mm_add_epi32(u[7], k__DCT_CONST_ROUNDING); + + lstep2[18] = _mm_srai_epi32(u[0], DCT_CONST_BITS); + lstep2[19] = _mm_srai_epi32(u[1], DCT_CONST_BITS); + lstep2[20] = _mm_srai_epi32(u[2], DCT_CONST_BITS); + lstep2[21] = _mm_srai_epi32(u[3], DCT_CONST_BITS); + lstep2[26] = _mm_srai_epi32(u[4], DCT_CONST_BITS); + lstep2[27] = _mm_srai_epi32(u[5], DCT_CONST_BITS); + lstep2[28] = _mm_srai_epi32(u[6], DCT_CONST_BITS); + lstep2[29] = _mm_srai_epi32(u[7], DCT_CONST_BITS); + } + { + lstep2[32] = _mm_add_epi32(lstep1[38], lstep3[32]); + lstep2[33] = _mm_add_epi32(lstep1[39], lstep3[33]); + lstep2[34] = _mm_add_epi32(lstep1[36], lstep3[34]); + lstep2[35] = _mm_add_epi32(lstep1[37], lstep3[35]); + lstep2[36] = _mm_sub_epi32(lstep3[34], lstep1[36]); + lstep2[37] = _mm_sub_epi32(lstep3[35], lstep1[37]); + lstep2[38] = _mm_sub_epi32(lstep3[32], lstep1[38]); + lstep2[39] = _mm_sub_epi32(lstep3[33], lstep1[39]); + lstep2[40] = _mm_sub_epi32(lstep3[46], lstep1[40]); + lstep2[41] = _mm_sub_epi32(lstep3[47], lstep1[41]); + lstep2[42] = _mm_sub_epi32(lstep3[44], lstep1[42]); + lstep2[43] = _mm_sub_epi32(lstep3[45], lstep1[43]); + lstep2[44] = _mm_add_epi32(lstep1[42], lstep3[44]); + lstep2[45] = _mm_add_epi32(lstep1[43], lstep3[45]); + lstep2[46] = _mm_add_epi32(lstep1[40], lstep3[46]); + lstep2[47] = _mm_add_epi32(lstep1[41], lstep3[47]); + lstep2[48] = _mm_add_epi32(lstep1[54], lstep3[48]); + lstep2[49] = _mm_add_epi32(lstep1[55], lstep3[49]); + lstep2[50] = _mm_add_epi32(lstep1[52], lstep3[50]); + lstep2[51] = _mm_add_epi32(lstep1[53], lstep3[51]); + lstep2[52] = _mm_sub_epi32(lstep3[50], lstep1[52]); + lstep2[53] = _mm_sub_epi32(lstep3[51], lstep1[53]); + lstep2[54] = _mm_sub_epi32(lstep3[48], lstep1[54]); + lstep2[55] = _mm_sub_epi32(lstep3[49], lstep1[55]); + lstep2[56] = _mm_sub_epi32(lstep3[62], lstep1[56]); + lstep2[57] = _mm_sub_epi32(lstep3[63], lstep1[57]); + lstep2[58] = _mm_sub_epi32(lstep3[60], lstep1[58]); + lstep2[59] = _mm_sub_epi32(lstep3[61], lstep1[59]); + lstep2[60] = _mm_add_epi32(lstep1[58], lstep3[60]); + lstep2[61] = _mm_add_epi32(lstep1[59], lstep3[61]); + lstep2[62] = _mm_add_epi32(lstep1[56], lstep3[62]); + lstep2[63] = _mm_add_epi32(lstep1[57], lstep3[63]); + } + // stage 6 + { + const __m128i k32_p28_p04 = pair_set_epi32(cospi_28_64, cospi_4_64); + const __m128i k32_p12_p20 = pair_set_epi32(cospi_12_64, cospi_20_64); + const __m128i k32_m20_p12 = pair_set_epi32(-cospi_20_64, cospi_12_64); + const __m128i k32_m04_p28 = pair_set_epi32(-cospi_4_64, cospi_28_64); + + u[0] = _mm_unpacklo_epi32(lstep2[ 8], lstep2[14]); + u[1] = _mm_unpackhi_epi32(lstep2[ 8], lstep2[14]); + u[2] = _mm_unpacklo_epi32(lstep2[ 9], lstep2[15]); + u[3] = _mm_unpackhi_epi32(lstep2[ 9], lstep2[15]); + u[4] = _mm_unpacklo_epi32(lstep2[10], lstep2[12]); + u[5] = _mm_unpackhi_epi32(lstep2[10], lstep2[12]); + u[6] = _mm_unpacklo_epi32(lstep2[11], lstep2[13]); + u[7] = _mm_unpackhi_epi32(lstep2[11], lstep2[13]); + u[8] = _mm_unpacklo_epi32(lstep2[10], lstep2[12]); + u[9] = _mm_unpackhi_epi32(lstep2[10], lstep2[12]); + u[10] = _mm_unpacklo_epi32(lstep2[11], lstep2[13]); + u[11] = _mm_unpackhi_epi32(lstep2[11], lstep2[13]); + u[12] = _mm_unpacklo_epi32(lstep2[ 8], lstep2[14]); + u[13] = _mm_unpackhi_epi32(lstep2[ 8], lstep2[14]); + u[14] = _mm_unpacklo_epi32(lstep2[ 9], lstep2[15]); + u[15] = _mm_unpackhi_epi32(lstep2[ 9], lstep2[15]); + + v[0] = k_madd_epi32(u[0], k32_p28_p04); + v[1] = k_madd_epi32(u[1], k32_p28_p04); + v[2] = k_madd_epi32(u[2], k32_p28_p04); + v[3] = k_madd_epi32(u[3], k32_p28_p04); + v[4] = k_madd_epi32(u[4], k32_p12_p20); + v[5] = k_madd_epi32(u[5], k32_p12_p20); + v[6] = k_madd_epi32(u[6], k32_p12_p20); + v[7] = k_madd_epi32(u[7], k32_p12_p20); + v[ 8] = k_madd_epi32(u[ 8], k32_m20_p12); + v[ 9] = k_madd_epi32(u[ 9], k32_m20_p12); + v[10] = k_madd_epi32(u[10], k32_m20_p12); + v[11] = k_madd_epi32(u[11], k32_m20_p12); + v[12] = k_madd_epi32(u[12], k32_m04_p28); + v[13] = k_madd_epi32(u[13], k32_m04_p28); + v[14] = k_madd_epi32(u[14], k32_m04_p28); + v[15] = k_madd_epi32(u[15], k32_m04_p28); + + u[0] = k_packs_epi64(v[0], v[1]); + u[1] = k_packs_epi64(v[2], v[3]); + u[2] = k_packs_epi64(v[4], v[5]); + u[3] = k_packs_epi64(v[6], v[7]); + u[4] = k_packs_epi64(v[8], v[9]); + u[5] = k_packs_epi64(v[10], v[11]); + u[6] = k_packs_epi64(v[12], v[13]); + u[7] = k_packs_epi64(v[14], v[15]); + + v[0] = _mm_add_epi32(u[0], k__DCT_CONST_ROUNDING); + v[1] = _mm_add_epi32(u[1], k__DCT_CONST_ROUNDING); + v[2] = _mm_add_epi32(u[2], k__DCT_CONST_ROUNDING); + v[3] = _mm_add_epi32(u[3], k__DCT_CONST_ROUNDING); + v[4] = _mm_add_epi32(u[4], k__DCT_CONST_ROUNDING); + v[5] = _mm_add_epi32(u[5], k__DCT_CONST_ROUNDING); + v[6] = _mm_add_epi32(u[6], k__DCT_CONST_ROUNDING); + v[7] = _mm_add_epi32(u[7], k__DCT_CONST_ROUNDING); + + u[0] = _mm_srai_epi32(v[0], DCT_CONST_BITS); + u[1] = _mm_srai_epi32(v[1], DCT_CONST_BITS); + u[2] = _mm_srai_epi32(v[2], DCT_CONST_BITS); + u[3] = _mm_srai_epi32(v[3], DCT_CONST_BITS); + u[4] = _mm_srai_epi32(v[4], DCT_CONST_BITS); + u[5] = _mm_srai_epi32(v[5], DCT_CONST_BITS); + u[6] = _mm_srai_epi32(v[6], DCT_CONST_BITS); + u[7] = _mm_srai_epi32(v[7], DCT_CONST_BITS); + + sign[0] = _mm_cmplt_epi32(u[0], kZero); + sign[1] = _mm_cmplt_epi32(u[1], kZero); + sign[2] = _mm_cmplt_epi32(u[2], kZero); + sign[3] = _mm_cmplt_epi32(u[3], kZero); + sign[4] = _mm_cmplt_epi32(u[4], kZero); + sign[5] = _mm_cmplt_epi32(u[5], kZero); + sign[6] = _mm_cmplt_epi32(u[6], kZero); + sign[7] = _mm_cmplt_epi32(u[7], kZero); + + u[0] = _mm_sub_epi32(u[0], sign[0]); + u[1] = _mm_sub_epi32(u[1], sign[1]); + u[2] = _mm_sub_epi32(u[2], sign[2]); + u[3] = _mm_sub_epi32(u[3], sign[3]); + u[4] = _mm_sub_epi32(u[4], sign[4]); + u[5] = _mm_sub_epi32(u[5], sign[5]); + u[6] = _mm_sub_epi32(u[6], sign[6]); + u[7] = _mm_sub_epi32(u[7], sign[7]); + + u[0] = _mm_add_epi32(u[0], K32One); + u[1] = _mm_add_epi32(u[1], K32One); + u[2] = _mm_add_epi32(u[2], K32One); + u[3] = _mm_add_epi32(u[3], K32One); + u[4] = _mm_add_epi32(u[4], K32One); + u[5] = _mm_add_epi32(u[5], K32One); + u[6] = _mm_add_epi32(u[6], K32One); + u[7] = _mm_add_epi32(u[7], K32One); + + u[0] = _mm_srai_epi32(u[0], 2); + u[1] = _mm_srai_epi32(u[1], 2); + u[2] = _mm_srai_epi32(u[2], 2); + u[3] = _mm_srai_epi32(u[3], 2); + u[4] = _mm_srai_epi32(u[4], 2); + u[5] = _mm_srai_epi32(u[5], 2); + u[6] = _mm_srai_epi32(u[6], 2); + u[7] = _mm_srai_epi32(u[7], 2); + + out[ 4] = _mm_packs_epi32(u[0], u[1]); + out[20] = _mm_packs_epi32(u[2], u[3]); + out[12] = _mm_packs_epi32(u[4], u[5]); + out[28] = _mm_packs_epi32(u[6], u[7]); + } + { + lstep3[16] = _mm_add_epi32(lstep2[18], lstep1[16]); + lstep3[17] = _mm_add_epi32(lstep2[19], lstep1[17]); + lstep3[18] = _mm_sub_epi32(lstep1[16], lstep2[18]); + lstep3[19] = _mm_sub_epi32(lstep1[17], lstep2[19]); + lstep3[20] = _mm_sub_epi32(lstep1[22], lstep2[20]); + lstep3[21] = _mm_sub_epi32(lstep1[23], lstep2[21]); + lstep3[22] = _mm_add_epi32(lstep2[20], lstep1[22]); + lstep3[23] = _mm_add_epi32(lstep2[21], lstep1[23]); + lstep3[24] = _mm_add_epi32(lstep2[26], lstep1[24]); + lstep3[25] = _mm_add_epi32(lstep2[27], lstep1[25]); + lstep3[26] = _mm_sub_epi32(lstep1[24], lstep2[26]); + lstep3[27] = _mm_sub_epi32(lstep1[25], lstep2[27]); + lstep3[28] = _mm_sub_epi32(lstep1[30], lstep2[28]); + lstep3[29] = _mm_sub_epi32(lstep1[31], lstep2[29]); + lstep3[30] = _mm_add_epi32(lstep2[28], lstep1[30]); + lstep3[31] = _mm_add_epi32(lstep2[29], lstep1[31]); + } + { + const __m128i k32_m04_p28 = pair_set_epi32(-cospi_4_64, cospi_28_64); + const __m128i k32_m28_m04 = pair_set_epi32(-cospi_28_64, -cospi_4_64); + const __m128i k32_m20_p12 = pair_set_epi32(-cospi_20_64, cospi_12_64); + const __m128i k32_m12_m20 = pair_set_epi32(-cospi_12_64, + -cospi_20_64); + const __m128i k32_p12_p20 = pair_set_epi32(cospi_12_64, cospi_20_64); + const __m128i k32_p28_p04 = pair_set_epi32(cospi_28_64, cospi_4_64); + + u[ 0] = _mm_unpacklo_epi32(lstep2[34], lstep2[60]); + u[ 1] = _mm_unpackhi_epi32(lstep2[34], lstep2[60]); + u[ 2] = _mm_unpacklo_epi32(lstep2[35], lstep2[61]); + u[ 3] = _mm_unpackhi_epi32(lstep2[35], lstep2[61]); + u[ 4] = _mm_unpacklo_epi32(lstep2[36], lstep2[58]); + u[ 5] = _mm_unpackhi_epi32(lstep2[36], lstep2[58]); + u[ 6] = _mm_unpacklo_epi32(lstep2[37], lstep2[59]); + u[ 7] = _mm_unpackhi_epi32(lstep2[37], lstep2[59]); + u[ 8] = _mm_unpacklo_epi32(lstep2[42], lstep2[52]); + u[ 9] = _mm_unpackhi_epi32(lstep2[42], lstep2[52]); + u[10] = _mm_unpacklo_epi32(lstep2[43], lstep2[53]); + u[11] = _mm_unpackhi_epi32(lstep2[43], lstep2[53]); + u[12] = _mm_unpacklo_epi32(lstep2[44], lstep2[50]); + u[13] = _mm_unpackhi_epi32(lstep2[44], lstep2[50]); + u[14] = _mm_unpacklo_epi32(lstep2[45], lstep2[51]); + u[15] = _mm_unpackhi_epi32(lstep2[45], lstep2[51]); + + v[ 0] = k_madd_epi32(u[ 0], k32_m04_p28); + v[ 1] = k_madd_epi32(u[ 1], k32_m04_p28); + v[ 2] = k_madd_epi32(u[ 2], k32_m04_p28); + v[ 3] = k_madd_epi32(u[ 3], k32_m04_p28); + v[ 4] = k_madd_epi32(u[ 4], k32_m28_m04); + v[ 5] = k_madd_epi32(u[ 5], k32_m28_m04); + v[ 6] = k_madd_epi32(u[ 6], k32_m28_m04); + v[ 7] = k_madd_epi32(u[ 7], k32_m28_m04); + v[ 8] = k_madd_epi32(u[ 8], k32_m20_p12); + v[ 9] = k_madd_epi32(u[ 9], k32_m20_p12); + v[10] = k_madd_epi32(u[10], k32_m20_p12); + v[11] = k_madd_epi32(u[11], k32_m20_p12); + v[12] = k_madd_epi32(u[12], k32_m12_m20); + v[13] = k_madd_epi32(u[13], k32_m12_m20); + v[14] = k_madd_epi32(u[14], k32_m12_m20); + v[15] = k_madd_epi32(u[15], k32_m12_m20); + v[16] = k_madd_epi32(u[12], k32_m20_p12); + v[17] = k_madd_epi32(u[13], k32_m20_p12); + v[18] = k_madd_epi32(u[14], k32_m20_p12); + v[19] = k_madd_epi32(u[15], k32_m20_p12); + v[20] = k_madd_epi32(u[ 8], k32_p12_p20); + v[21] = k_madd_epi32(u[ 9], k32_p12_p20); + v[22] = k_madd_epi32(u[10], k32_p12_p20); + v[23] = k_madd_epi32(u[11], k32_p12_p20); + v[24] = k_madd_epi32(u[ 4], k32_m04_p28); + v[25] = k_madd_epi32(u[ 5], k32_m04_p28); + v[26] = k_madd_epi32(u[ 6], k32_m04_p28); + v[27] = k_madd_epi32(u[ 7], k32_m04_p28); + v[28] = k_madd_epi32(u[ 0], k32_p28_p04); + v[29] = k_madd_epi32(u[ 1], k32_p28_p04); + v[30] = k_madd_epi32(u[ 2], k32_p28_p04); + v[31] = k_madd_epi32(u[ 3], k32_p28_p04); + + u[ 0] = k_packs_epi64(v[ 0], v[ 1]); + u[ 1] = k_packs_epi64(v[ 2], v[ 3]); + u[ 2] = k_packs_epi64(v[ 4], v[ 5]); + u[ 3] = k_packs_epi64(v[ 6], v[ 7]); + u[ 4] = k_packs_epi64(v[ 8], v[ 9]); + u[ 5] = k_packs_epi64(v[10], v[11]); + u[ 6] = k_packs_epi64(v[12], v[13]); + u[ 7] = k_packs_epi64(v[14], v[15]); + u[ 8] = k_packs_epi64(v[16], v[17]); + u[ 9] = k_packs_epi64(v[18], v[19]); + u[10] = k_packs_epi64(v[20], v[21]); + u[11] = k_packs_epi64(v[22], v[23]); + u[12] = k_packs_epi64(v[24], v[25]); + u[13] = k_packs_epi64(v[26], v[27]); + u[14] = k_packs_epi64(v[28], v[29]); + u[15] = k_packs_epi64(v[30], v[31]); + + v[ 0] = _mm_add_epi32(u[ 0], k__DCT_CONST_ROUNDING); + v[ 1] = _mm_add_epi32(u[ 1], k__DCT_CONST_ROUNDING); + v[ 2] = _mm_add_epi32(u[ 2], k__DCT_CONST_ROUNDING); + v[ 3] = _mm_add_epi32(u[ 3], k__DCT_CONST_ROUNDING); + v[ 4] = _mm_add_epi32(u[ 4], k__DCT_CONST_ROUNDING); + v[ 5] = _mm_add_epi32(u[ 5], k__DCT_CONST_ROUNDING); + v[ 6] = _mm_add_epi32(u[ 6], k__DCT_CONST_ROUNDING); + v[ 7] = _mm_add_epi32(u[ 7], k__DCT_CONST_ROUNDING); + v[ 8] = _mm_add_epi32(u[ 8], k__DCT_CONST_ROUNDING); + v[ 9] = _mm_add_epi32(u[ 9], k__DCT_CONST_ROUNDING); + v[10] = _mm_add_epi32(u[10], k__DCT_CONST_ROUNDING); + v[11] = _mm_add_epi32(u[11], k__DCT_CONST_ROUNDING); + v[12] = _mm_add_epi32(u[12], k__DCT_CONST_ROUNDING); + v[13] = _mm_add_epi32(u[13], k__DCT_CONST_ROUNDING); + v[14] = _mm_add_epi32(u[14], k__DCT_CONST_ROUNDING); + v[15] = _mm_add_epi32(u[15], k__DCT_CONST_ROUNDING); + + lstep3[34] = _mm_srai_epi32(v[ 0], DCT_CONST_BITS); + lstep3[35] = _mm_srai_epi32(v[ 1], DCT_CONST_BITS); + lstep3[36] = _mm_srai_epi32(v[ 2], DCT_CONST_BITS); + lstep3[37] = _mm_srai_epi32(v[ 3], DCT_CONST_BITS); + lstep3[42] = _mm_srai_epi32(v[ 4], DCT_CONST_BITS); + lstep3[43] = _mm_srai_epi32(v[ 5], DCT_CONST_BITS); + lstep3[44] = _mm_srai_epi32(v[ 6], DCT_CONST_BITS); + lstep3[45] = _mm_srai_epi32(v[ 7], DCT_CONST_BITS); + lstep3[50] = _mm_srai_epi32(v[ 8], DCT_CONST_BITS); + lstep3[51] = _mm_srai_epi32(v[ 9], DCT_CONST_BITS); + lstep3[52] = _mm_srai_epi32(v[10], DCT_CONST_BITS); + lstep3[53] = _mm_srai_epi32(v[11], DCT_CONST_BITS); + lstep3[58] = _mm_srai_epi32(v[12], DCT_CONST_BITS); + lstep3[59] = _mm_srai_epi32(v[13], DCT_CONST_BITS); + lstep3[60] = _mm_srai_epi32(v[14], DCT_CONST_BITS); + lstep3[61] = _mm_srai_epi32(v[15], DCT_CONST_BITS); + } + // stage 7 + { + const __m128i k32_p30_p02 = pair_set_epi32(cospi_30_64, cospi_2_64); + const __m128i k32_p14_p18 = pair_set_epi32(cospi_14_64, cospi_18_64); + const __m128i k32_p22_p10 = pair_set_epi32(cospi_22_64, cospi_10_64); + const __m128i k32_p06_p26 = pair_set_epi32(cospi_6_64, cospi_26_64); + const __m128i k32_m26_p06 = pair_set_epi32(-cospi_26_64, cospi_6_64); + const __m128i k32_m10_p22 = pair_set_epi32(-cospi_10_64, cospi_22_64); + const __m128i k32_m18_p14 = pair_set_epi32(-cospi_18_64, cospi_14_64); + const __m128i k32_m02_p30 = pair_set_epi32(-cospi_2_64, cospi_30_64); + + u[ 0] = _mm_unpacklo_epi32(lstep3[16], lstep3[30]); + u[ 1] = _mm_unpackhi_epi32(lstep3[16], lstep3[30]); + u[ 2] = _mm_unpacklo_epi32(lstep3[17], lstep3[31]); + u[ 3] = _mm_unpackhi_epi32(lstep3[17], lstep3[31]); + u[ 4] = _mm_unpacklo_epi32(lstep3[18], lstep3[28]); + u[ 5] = _mm_unpackhi_epi32(lstep3[18], lstep3[28]); + u[ 6] = _mm_unpacklo_epi32(lstep3[19], lstep3[29]); + u[ 7] = _mm_unpackhi_epi32(lstep3[19], lstep3[29]); + u[ 8] = _mm_unpacklo_epi32(lstep3[20], lstep3[26]); + u[ 9] = _mm_unpackhi_epi32(lstep3[20], lstep3[26]); + u[10] = _mm_unpacklo_epi32(lstep3[21], lstep3[27]); + u[11] = _mm_unpackhi_epi32(lstep3[21], lstep3[27]); + u[12] = _mm_unpacklo_epi32(lstep3[22], lstep3[24]); + u[13] = _mm_unpackhi_epi32(lstep3[22], lstep3[24]); + u[14] = _mm_unpacklo_epi32(lstep3[23], lstep3[25]); + u[15] = _mm_unpackhi_epi32(lstep3[23], lstep3[25]); + + v[ 0] = k_madd_epi32(u[ 0], k32_p30_p02); + v[ 1] = k_madd_epi32(u[ 1], k32_p30_p02); + v[ 2] = k_madd_epi32(u[ 2], k32_p30_p02); + v[ 3] = k_madd_epi32(u[ 3], k32_p30_p02); + v[ 4] = k_madd_epi32(u[ 4], k32_p14_p18); + v[ 5] = k_madd_epi32(u[ 5], k32_p14_p18); + v[ 6] = k_madd_epi32(u[ 6], k32_p14_p18); + v[ 7] = k_madd_epi32(u[ 7], k32_p14_p18); + v[ 8] = k_madd_epi32(u[ 8], k32_p22_p10); + v[ 9] = k_madd_epi32(u[ 9], k32_p22_p10); + v[10] = k_madd_epi32(u[10], k32_p22_p10); + v[11] = k_madd_epi32(u[11], k32_p22_p10); + v[12] = k_madd_epi32(u[12], k32_p06_p26); + v[13] = k_madd_epi32(u[13], k32_p06_p26); + v[14] = k_madd_epi32(u[14], k32_p06_p26); + v[15] = k_madd_epi32(u[15], k32_p06_p26); + v[16] = k_madd_epi32(u[12], k32_m26_p06); + v[17] = k_madd_epi32(u[13], k32_m26_p06); + v[18] = k_madd_epi32(u[14], k32_m26_p06); + v[19] = k_madd_epi32(u[15], k32_m26_p06); + v[20] = k_madd_epi32(u[ 8], k32_m10_p22); + v[21] = k_madd_epi32(u[ 9], k32_m10_p22); + v[22] = k_madd_epi32(u[10], k32_m10_p22); + v[23] = k_madd_epi32(u[11], k32_m10_p22); + v[24] = k_madd_epi32(u[ 4], k32_m18_p14); + v[25] = k_madd_epi32(u[ 5], k32_m18_p14); + v[26] = k_madd_epi32(u[ 6], k32_m18_p14); + v[27] = k_madd_epi32(u[ 7], k32_m18_p14); + v[28] = k_madd_epi32(u[ 0], k32_m02_p30); + v[29] = k_madd_epi32(u[ 1], k32_m02_p30); + v[30] = k_madd_epi32(u[ 2], k32_m02_p30); + v[31] = k_madd_epi32(u[ 3], k32_m02_p30); + + u[ 0] = k_packs_epi64(v[ 0], v[ 1]); + u[ 1] = k_packs_epi64(v[ 2], v[ 3]); + u[ 2] = k_packs_epi64(v[ 4], v[ 5]); + u[ 3] = k_packs_epi64(v[ 6], v[ 7]); + u[ 4] = k_packs_epi64(v[ 8], v[ 9]); + u[ 5] = k_packs_epi64(v[10], v[11]); + u[ 6] = k_packs_epi64(v[12], v[13]); + u[ 7] = k_packs_epi64(v[14], v[15]); + u[ 8] = k_packs_epi64(v[16], v[17]); + u[ 9] = k_packs_epi64(v[18], v[19]); + u[10] = k_packs_epi64(v[20], v[21]); + u[11] = k_packs_epi64(v[22], v[23]); + u[12] = k_packs_epi64(v[24], v[25]); + u[13] = k_packs_epi64(v[26], v[27]); + u[14] = k_packs_epi64(v[28], v[29]); + u[15] = k_packs_epi64(v[30], v[31]); + + v[ 0] = _mm_add_epi32(u[ 0], k__DCT_CONST_ROUNDING); + v[ 1] = _mm_add_epi32(u[ 1], k__DCT_CONST_ROUNDING); + v[ 2] = _mm_add_epi32(u[ 2], k__DCT_CONST_ROUNDING); + v[ 3] = _mm_add_epi32(u[ 3], k__DCT_CONST_ROUNDING); + v[ 4] = _mm_add_epi32(u[ 4], k__DCT_CONST_ROUNDING); + v[ 5] = _mm_add_epi32(u[ 5], k__DCT_CONST_ROUNDING); + v[ 6] = _mm_add_epi32(u[ 6], k__DCT_CONST_ROUNDING); + v[ 7] = _mm_add_epi32(u[ 7], k__DCT_CONST_ROUNDING); + v[ 8] = _mm_add_epi32(u[ 8], k__DCT_CONST_ROUNDING); + v[ 9] = _mm_add_epi32(u[ 9], k__DCT_CONST_ROUNDING); + v[10] = _mm_add_epi32(u[10], k__DCT_CONST_ROUNDING); + v[11] = _mm_add_epi32(u[11], k__DCT_CONST_ROUNDING); + v[12] = _mm_add_epi32(u[12], k__DCT_CONST_ROUNDING); + v[13] = _mm_add_epi32(u[13], k__DCT_CONST_ROUNDING); + v[14] = _mm_add_epi32(u[14], k__DCT_CONST_ROUNDING); + v[15] = _mm_add_epi32(u[15], k__DCT_CONST_ROUNDING); + + u[ 0] = _mm_srai_epi32(v[ 0], DCT_CONST_BITS); + u[ 1] = _mm_srai_epi32(v[ 1], DCT_CONST_BITS); + u[ 2] = _mm_srai_epi32(v[ 2], DCT_CONST_BITS); + u[ 3] = _mm_srai_epi32(v[ 3], DCT_CONST_BITS); + u[ 4] = _mm_srai_epi32(v[ 4], DCT_CONST_BITS); + u[ 5] = _mm_srai_epi32(v[ 5], DCT_CONST_BITS); + u[ 6] = _mm_srai_epi32(v[ 6], DCT_CONST_BITS); + u[ 7] = _mm_srai_epi32(v[ 7], DCT_CONST_BITS); + u[ 8] = _mm_srai_epi32(v[ 8], DCT_CONST_BITS); + u[ 9] = _mm_srai_epi32(v[ 9], DCT_CONST_BITS); + u[10] = _mm_srai_epi32(v[10], DCT_CONST_BITS); + u[11] = _mm_srai_epi32(v[11], DCT_CONST_BITS); + u[12] = _mm_srai_epi32(v[12], DCT_CONST_BITS); + u[13] = _mm_srai_epi32(v[13], DCT_CONST_BITS); + u[14] = _mm_srai_epi32(v[14], DCT_CONST_BITS); + u[15] = _mm_srai_epi32(v[15], DCT_CONST_BITS); + + v[ 0] = _mm_cmplt_epi32(u[ 0], kZero); + v[ 1] = _mm_cmplt_epi32(u[ 1], kZero); + v[ 2] = _mm_cmplt_epi32(u[ 2], kZero); + v[ 3] = _mm_cmplt_epi32(u[ 3], kZero); + v[ 4] = _mm_cmplt_epi32(u[ 4], kZero); + v[ 5] = _mm_cmplt_epi32(u[ 5], kZero); + v[ 6] = _mm_cmplt_epi32(u[ 6], kZero); + v[ 7] = _mm_cmplt_epi32(u[ 7], kZero); + v[ 8] = _mm_cmplt_epi32(u[ 8], kZero); + v[ 9] = _mm_cmplt_epi32(u[ 9], kZero); + v[10] = _mm_cmplt_epi32(u[10], kZero); + v[11] = _mm_cmplt_epi32(u[11], kZero); + v[12] = _mm_cmplt_epi32(u[12], kZero); + v[13] = _mm_cmplt_epi32(u[13], kZero); + v[14] = _mm_cmplt_epi32(u[14], kZero); + v[15] = _mm_cmplt_epi32(u[15], kZero); + + u[ 0] = _mm_sub_epi32(u[ 0], v[ 0]); + u[ 1] = _mm_sub_epi32(u[ 1], v[ 1]); + u[ 2] = _mm_sub_epi32(u[ 2], v[ 2]); + u[ 3] = _mm_sub_epi32(u[ 3], v[ 3]); + u[ 4] = _mm_sub_epi32(u[ 4], v[ 4]); + u[ 5] = _mm_sub_epi32(u[ 5], v[ 5]); + u[ 6] = _mm_sub_epi32(u[ 6], v[ 6]); + u[ 7] = _mm_sub_epi32(u[ 7], v[ 7]); + u[ 8] = _mm_sub_epi32(u[ 8], v[ 8]); + u[ 9] = _mm_sub_epi32(u[ 9], v[ 9]); + u[10] = _mm_sub_epi32(u[10], v[10]); + u[11] = _mm_sub_epi32(u[11], v[11]); + u[12] = _mm_sub_epi32(u[12], v[12]); + u[13] = _mm_sub_epi32(u[13], v[13]); + u[14] = _mm_sub_epi32(u[14], v[14]); + u[15] = _mm_sub_epi32(u[15], v[15]); + + v[ 0] = _mm_add_epi32(u[ 0], K32One); + v[ 1] = _mm_add_epi32(u[ 1], K32One); + v[ 2] = _mm_add_epi32(u[ 2], K32One); + v[ 3] = _mm_add_epi32(u[ 3], K32One); + v[ 4] = _mm_add_epi32(u[ 4], K32One); + v[ 5] = _mm_add_epi32(u[ 5], K32One); + v[ 6] = _mm_add_epi32(u[ 6], K32One); + v[ 7] = _mm_add_epi32(u[ 7], K32One); + v[ 8] = _mm_add_epi32(u[ 8], K32One); + v[ 9] = _mm_add_epi32(u[ 9], K32One); + v[10] = _mm_add_epi32(u[10], K32One); + v[11] = _mm_add_epi32(u[11], K32One); + v[12] = _mm_add_epi32(u[12], K32One); + v[13] = _mm_add_epi32(u[13], K32One); + v[14] = _mm_add_epi32(u[14], K32One); + v[15] = _mm_add_epi32(u[15], K32One); + + u[ 0] = _mm_srai_epi32(v[ 0], 2); + u[ 1] = _mm_srai_epi32(v[ 1], 2); + u[ 2] = _mm_srai_epi32(v[ 2], 2); + u[ 3] = _mm_srai_epi32(v[ 3], 2); + u[ 4] = _mm_srai_epi32(v[ 4], 2); + u[ 5] = _mm_srai_epi32(v[ 5], 2); + u[ 6] = _mm_srai_epi32(v[ 6], 2); + u[ 7] = _mm_srai_epi32(v[ 7], 2); + u[ 8] = _mm_srai_epi32(v[ 8], 2); + u[ 9] = _mm_srai_epi32(v[ 9], 2); + u[10] = _mm_srai_epi32(v[10], 2); + u[11] = _mm_srai_epi32(v[11], 2); + u[12] = _mm_srai_epi32(v[12], 2); + u[13] = _mm_srai_epi32(v[13], 2); + u[14] = _mm_srai_epi32(v[14], 2); + u[15] = _mm_srai_epi32(v[15], 2); + + out[ 2] = _mm_packs_epi32(u[0], u[1]); + out[18] = _mm_packs_epi32(u[2], u[3]); + out[10] = _mm_packs_epi32(u[4], u[5]); + out[26] = _mm_packs_epi32(u[6], u[7]); + out[ 6] = _mm_packs_epi32(u[8], u[9]); + out[22] = _mm_packs_epi32(u[10], u[11]); + out[14] = _mm_packs_epi32(u[12], u[13]); + out[30] = _mm_packs_epi32(u[14], u[15]); + } + { + lstep1[32] = _mm_add_epi32(lstep3[34], lstep2[32]); + lstep1[33] = _mm_add_epi32(lstep3[35], lstep2[33]); + lstep1[34] = _mm_sub_epi32(lstep2[32], lstep3[34]); + lstep1[35] = _mm_sub_epi32(lstep2[33], lstep3[35]); + lstep1[36] = _mm_sub_epi32(lstep2[38], lstep3[36]); + lstep1[37] = _mm_sub_epi32(lstep2[39], lstep3[37]); + lstep1[38] = _mm_add_epi32(lstep3[36], lstep2[38]); + lstep1[39] = _mm_add_epi32(lstep3[37], lstep2[39]); + lstep1[40] = _mm_add_epi32(lstep3[42], lstep2[40]); + lstep1[41] = _mm_add_epi32(lstep3[43], lstep2[41]); + lstep1[42] = _mm_sub_epi32(lstep2[40], lstep3[42]); + lstep1[43] = _mm_sub_epi32(lstep2[41], lstep3[43]); + lstep1[44] = _mm_sub_epi32(lstep2[46], lstep3[44]); + lstep1[45] = _mm_sub_epi32(lstep2[47], lstep3[45]); + lstep1[46] = _mm_add_epi32(lstep3[44], lstep2[46]); + lstep1[47] = _mm_add_epi32(lstep3[45], lstep2[47]); + lstep1[48] = _mm_add_epi32(lstep3[50], lstep2[48]); + lstep1[49] = _mm_add_epi32(lstep3[51], lstep2[49]); + lstep1[50] = _mm_sub_epi32(lstep2[48], lstep3[50]); + lstep1[51] = _mm_sub_epi32(lstep2[49], lstep3[51]); + lstep1[52] = _mm_sub_epi32(lstep2[54], lstep3[52]); + lstep1[53] = _mm_sub_epi32(lstep2[55], lstep3[53]); + lstep1[54] = _mm_add_epi32(lstep3[52], lstep2[54]); + lstep1[55] = _mm_add_epi32(lstep3[53], lstep2[55]); + lstep1[56] = _mm_add_epi32(lstep3[58], lstep2[56]); + lstep1[57] = _mm_add_epi32(lstep3[59], lstep2[57]); + lstep1[58] = _mm_sub_epi32(lstep2[56], lstep3[58]); + lstep1[59] = _mm_sub_epi32(lstep2[57], lstep3[59]); + lstep1[60] = _mm_sub_epi32(lstep2[62], lstep3[60]); + lstep1[61] = _mm_sub_epi32(lstep2[63], lstep3[61]); + lstep1[62] = _mm_add_epi32(lstep3[60], lstep2[62]); + lstep1[63] = _mm_add_epi32(lstep3[61], lstep2[63]); + } + // stage 8 + { + const __m128i k32_p31_p01 = pair_set_epi32(cospi_31_64, cospi_1_64); + const __m128i k32_p15_p17 = pair_set_epi32(cospi_15_64, cospi_17_64); + const __m128i k32_p23_p09 = pair_set_epi32(cospi_23_64, cospi_9_64); + const __m128i k32_p07_p25 = pair_set_epi32(cospi_7_64, cospi_25_64); + const __m128i k32_m25_p07 = pair_set_epi32(-cospi_25_64, cospi_7_64); + const __m128i k32_m09_p23 = pair_set_epi32(-cospi_9_64, cospi_23_64); + const __m128i k32_m17_p15 = pair_set_epi32(-cospi_17_64, cospi_15_64); + const __m128i k32_m01_p31 = pair_set_epi32(-cospi_1_64, cospi_31_64); + + u[ 0] = _mm_unpacklo_epi32(lstep1[32], lstep1[62]); + u[ 1] = _mm_unpackhi_epi32(lstep1[32], lstep1[62]); + u[ 2] = _mm_unpacklo_epi32(lstep1[33], lstep1[63]); + u[ 3] = _mm_unpackhi_epi32(lstep1[33], lstep1[63]); + u[ 4] = _mm_unpacklo_epi32(lstep1[34], lstep1[60]); + u[ 5] = _mm_unpackhi_epi32(lstep1[34], lstep1[60]); + u[ 6] = _mm_unpacklo_epi32(lstep1[35], lstep1[61]); + u[ 7] = _mm_unpackhi_epi32(lstep1[35], lstep1[61]); + u[ 8] = _mm_unpacklo_epi32(lstep1[36], lstep1[58]); + u[ 9] = _mm_unpackhi_epi32(lstep1[36], lstep1[58]); + u[10] = _mm_unpacklo_epi32(lstep1[37], lstep1[59]); + u[11] = _mm_unpackhi_epi32(lstep1[37], lstep1[59]); + u[12] = _mm_unpacklo_epi32(lstep1[38], lstep1[56]); + u[13] = _mm_unpackhi_epi32(lstep1[38], lstep1[56]); + u[14] = _mm_unpacklo_epi32(lstep1[39], lstep1[57]); + u[15] = _mm_unpackhi_epi32(lstep1[39], lstep1[57]); + + v[ 0] = k_madd_epi32(u[ 0], k32_p31_p01); + v[ 1] = k_madd_epi32(u[ 1], k32_p31_p01); + v[ 2] = k_madd_epi32(u[ 2], k32_p31_p01); + v[ 3] = k_madd_epi32(u[ 3], k32_p31_p01); + v[ 4] = k_madd_epi32(u[ 4], k32_p15_p17); + v[ 5] = k_madd_epi32(u[ 5], k32_p15_p17); + v[ 6] = k_madd_epi32(u[ 6], k32_p15_p17); + v[ 7] = k_madd_epi32(u[ 7], k32_p15_p17); + v[ 8] = k_madd_epi32(u[ 8], k32_p23_p09); + v[ 9] = k_madd_epi32(u[ 9], k32_p23_p09); + v[10] = k_madd_epi32(u[10], k32_p23_p09); + v[11] = k_madd_epi32(u[11], k32_p23_p09); + v[12] = k_madd_epi32(u[12], k32_p07_p25); + v[13] = k_madd_epi32(u[13], k32_p07_p25); + v[14] = k_madd_epi32(u[14], k32_p07_p25); + v[15] = k_madd_epi32(u[15], k32_p07_p25); + v[16] = k_madd_epi32(u[12], k32_m25_p07); + v[17] = k_madd_epi32(u[13], k32_m25_p07); + v[18] = k_madd_epi32(u[14], k32_m25_p07); + v[19] = k_madd_epi32(u[15], k32_m25_p07); + v[20] = k_madd_epi32(u[ 8], k32_m09_p23); + v[21] = k_madd_epi32(u[ 9], k32_m09_p23); + v[22] = k_madd_epi32(u[10], k32_m09_p23); + v[23] = k_madd_epi32(u[11], k32_m09_p23); + v[24] = k_madd_epi32(u[ 4], k32_m17_p15); + v[25] = k_madd_epi32(u[ 5], k32_m17_p15); + v[26] = k_madd_epi32(u[ 6], k32_m17_p15); + v[27] = k_madd_epi32(u[ 7], k32_m17_p15); + v[28] = k_madd_epi32(u[ 0], k32_m01_p31); + v[29] = k_madd_epi32(u[ 1], k32_m01_p31); + v[30] = k_madd_epi32(u[ 2], k32_m01_p31); + v[31] = k_madd_epi32(u[ 3], k32_m01_p31); + + u[ 0] = k_packs_epi64(v[ 0], v[ 1]); + u[ 1] = k_packs_epi64(v[ 2], v[ 3]); + u[ 2] = k_packs_epi64(v[ 4], v[ 5]); + u[ 3] = k_packs_epi64(v[ 6], v[ 7]); + u[ 4] = k_packs_epi64(v[ 8], v[ 9]); + u[ 5] = k_packs_epi64(v[10], v[11]); + u[ 6] = k_packs_epi64(v[12], v[13]); + u[ 7] = k_packs_epi64(v[14], v[15]); + u[ 8] = k_packs_epi64(v[16], v[17]); + u[ 9] = k_packs_epi64(v[18], v[19]); + u[10] = k_packs_epi64(v[20], v[21]); + u[11] = k_packs_epi64(v[22], v[23]); + u[12] = k_packs_epi64(v[24], v[25]); + u[13] = k_packs_epi64(v[26], v[27]); + u[14] = k_packs_epi64(v[28], v[29]); + u[15] = k_packs_epi64(v[30], v[31]); + + v[ 0] = _mm_add_epi32(u[ 0], k__DCT_CONST_ROUNDING); + v[ 1] = _mm_add_epi32(u[ 1], k__DCT_CONST_ROUNDING); + v[ 2] = _mm_add_epi32(u[ 2], k__DCT_CONST_ROUNDING); + v[ 3] = _mm_add_epi32(u[ 3], k__DCT_CONST_ROUNDING); + v[ 4] = _mm_add_epi32(u[ 4], k__DCT_CONST_ROUNDING); + v[ 5] = _mm_add_epi32(u[ 5], k__DCT_CONST_ROUNDING); + v[ 6] = _mm_add_epi32(u[ 6], k__DCT_CONST_ROUNDING); + v[ 7] = _mm_add_epi32(u[ 7], k__DCT_CONST_ROUNDING); + v[ 8] = _mm_add_epi32(u[ 8], k__DCT_CONST_ROUNDING); + v[ 9] = _mm_add_epi32(u[ 9], k__DCT_CONST_ROUNDING); + v[10] = _mm_add_epi32(u[10], k__DCT_CONST_ROUNDING); + v[11] = _mm_add_epi32(u[11], k__DCT_CONST_ROUNDING); + v[12] = _mm_add_epi32(u[12], k__DCT_CONST_ROUNDING); + v[13] = _mm_add_epi32(u[13], k__DCT_CONST_ROUNDING); + v[14] = _mm_add_epi32(u[14], k__DCT_CONST_ROUNDING); + v[15] = _mm_add_epi32(u[15], k__DCT_CONST_ROUNDING); + + u[ 0] = _mm_srai_epi32(v[ 0], DCT_CONST_BITS); + u[ 1] = _mm_srai_epi32(v[ 1], DCT_CONST_BITS); + u[ 2] = _mm_srai_epi32(v[ 2], DCT_CONST_BITS); + u[ 3] = _mm_srai_epi32(v[ 3], DCT_CONST_BITS); + u[ 4] = _mm_srai_epi32(v[ 4], DCT_CONST_BITS); + u[ 5] = _mm_srai_epi32(v[ 5], DCT_CONST_BITS); + u[ 6] = _mm_srai_epi32(v[ 6], DCT_CONST_BITS); + u[ 7] = _mm_srai_epi32(v[ 7], DCT_CONST_BITS); + u[ 8] = _mm_srai_epi32(v[ 8], DCT_CONST_BITS); + u[ 9] = _mm_srai_epi32(v[ 9], DCT_CONST_BITS); + u[10] = _mm_srai_epi32(v[10], DCT_CONST_BITS); + u[11] = _mm_srai_epi32(v[11], DCT_CONST_BITS); + u[12] = _mm_srai_epi32(v[12], DCT_CONST_BITS); + u[13] = _mm_srai_epi32(v[13], DCT_CONST_BITS); + u[14] = _mm_srai_epi32(v[14], DCT_CONST_BITS); + u[15] = _mm_srai_epi32(v[15], DCT_CONST_BITS); + + v[ 0] = _mm_cmplt_epi32(u[ 0], kZero); + v[ 1] = _mm_cmplt_epi32(u[ 1], kZero); + v[ 2] = _mm_cmplt_epi32(u[ 2], kZero); + v[ 3] = _mm_cmplt_epi32(u[ 3], kZero); + v[ 4] = _mm_cmplt_epi32(u[ 4], kZero); + v[ 5] = _mm_cmplt_epi32(u[ 5], kZero); + v[ 6] = _mm_cmplt_epi32(u[ 6], kZero); + v[ 7] = _mm_cmplt_epi32(u[ 7], kZero); + v[ 8] = _mm_cmplt_epi32(u[ 8], kZero); + v[ 9] = _mm_cmplt_epi32(u[ 9], kZero); + v[10] = _mm_cmplt_epi32(u[10], kZero); + v[11] = _mm_cmplt_epi32(u[11], kZero); + v[12] = _mm_cmplt_epi32(u[12], kZero); + v[13] = _mm_cmplt_epi32(u[13], kZero); + v[14] = _mm_cmplt_epi32(u[14], kZero); + v[15] = _mm_cmplt_epi32(u[15], kZero); + + u[ 0] = _mm_sub_epi32(u[ 0], v[ 0]); + u[ 1] = _mm_sub_epi32(u[ 1], v[ 1]); + u[ 2] = _mm_sub_epi32(u[ 2], v[ 2]); + u[ 3] = _mm_sub_epi32(u[ 3], v[ 3]); + u[ 4] = _mm_sub_epi32(u[ 4], v[ 4]); + u[ 5] = _mm_sub_epi32(u[ 5], v[ 5]); + u[ 6] = _mm_sub_epi32(u[ 6], v[ 6]); + u[ 7] = _mm_sub_epi32(u[ 7], v[ 7]); + u[ 8] = _mm_sub_epi32(u[ 8], v[ 8]); + u[ 9] = _mm_sub_epi32(u[ 9], v[ 9]); + u[10] = _mm_sub_epi32(u[10], v[10]); + u[11] = _mm_sub_epi32(u[11], v[11]); + u[12] = _mm_sub_epi32(u[12], v[12]); + u[13] = _mm_sub_epi32(u[13], v[13]); + u[14] = _mm_sub_epi32(u[14], v[14]); + u[15] = _mm_sub_epi32(u[15], v[15]); + + v[0] = _mm_add_epi32(u[0], K32One); + v[1] = _mm_add_epi32(u[1], K32One); + v[2] = _mm_add_epi32(u[2], K32One); + v[3] = _mm_add_epi32(u[3], K32One); + v[4] = _mm_add_epi32(u[4], K32One); + v[5] = _mm_add_epi32(u[5], K32One); + v[6] = _mm_add_epi32(u[6], K32One); + v[7] = _mm_add_epi32(u[7], K32One); + v[8] = _mm_add_epi32(u[8], K32One); + v[9] = _mm_add_epi32(u[9], K32One); + v[10] = _mm_add_epi32(u[10], K32One); + v[11] = _mm_add_epi32(u[11], K32One); + v[12] = _mm_add_epi32(u[12], K32One); + v[13] = _mm_add_epi32(u[13], K32One); + v[14] = _mm_add_epi32(u[14], K32One); + v[15] = _mm_add_epi32(u[15], K32One); + + u[0] = _mm_srai_epi32(v[0], 2); + u[1] = _mm_srai_epi32(v[1], 2); + u[2] = _mm_srai_epi32(v[2], 2); + u[3] = _mm_srai_epi32(v[3], 2); + u[4] = _mm_srai_epi32(v[4], 2); + u[5] = _mm_srai_epi32(v[5], 2); + u[6] = _mm_srai_epi32(v[6], 2); + u[7] = _mm_srai_epi32(v[7], 2); + u[8] = _mm_srai_epi32(v[8], 2); + u[9] = _mm_srai_epi32(v[9], 2); + u[10] = _mm_srai_epi32(v[10], 2); + u[11] = _mm_srai_epi32(v[11], 2); + u[12] = _mm_srai_epi32(v[12], 2); + u[13] = _mm_srai_epi32(v[13], 2); + u[14] = _mm_srai_epi32(v[14], 2); + u[15] = _mm_srai_epi32(v[15], 2); + + out[ 1] = _mm_packs_epi32(u[0], u[1]); + out[17] = _mm_packs_epi32(u[2], u[3]); + out[ 9] = _mm_packs_epi32(u[4], u[5]); + out[25] = _mm_packs_epi32(u[6], u[7]); + out[ 7] = _mm_packs_epi32(u[8], u[9]); + out[23] = _mm_packs_epi32(u[10], u[11]); + out[15] = _mm_packs_epi32(u[12], u[13]); + out[31] = _mm_packs_epi32(u[14], u[15]); + } + { + const __m128i k32_p27_p05 = pair_set_epi32(cospi_27_64, cospi_5_64); + const __m128i k32_p11_p21 = pair_set_epi32(cospi_11_64, cospi_21_64); + const __m128i k32_p19_p13 = pair_set_epi32(cospi_19_64, cospi_13_64); + const __m128i k32_p03_p29 = pair_set_epi32(cospi_3_64, cospi_29_64); + const __m128i k32_m29_p03 = pair_set_epi32(-cospi_29_64, cospi_3_64); + const __m128i k32_m13_p19 = pair_set_epi32(-cospi_13_64, cospi_19_64); + const __m128i k32_m21_p11 = pair_set_epi32(-cospi_21_64, cospi_11_64); + const __m128i k32_m05_p27 = pair_set_epi32(-cospi_5_64, cospi_27_64); + + u[ 0] = _mm_unpacklo_epi32(lstep1[40], lstep1[54]); + u[ 1] = _mm_unpackhi_epi32(lstep1[40], lstep1[54]); + u[ 2] = _mm_unpacklo_epi32(lstep1[41], lstep1[55]); + u[ 3] = _mm_unpackhi_epi32(lstep1[41], lstep1[55]); + u[ 4] = _mm_unpacklo_epi32(lstep1[42], lstep1[52]); + u[ 5] = _mm_unpackhi_epi32(lstep1[42], lstep1[52]); + u[ 6] = _mm_unpacklo_epi32(lstep1[43], lstep1[53]); + u[ 7] = _mm_unpackhi_epi32(lstep1[43], lstep1[53]); + u[ 8] = _mm_unpacklo_epi32(lstep1[44], lstep1[50]); + u[ 9] = _mm_unpackhi_epi32(lstep1[44], lstep1[50]); + u[10] = _mm_unpacklo_epi32(lstep1[45], lstep1[51]); + u[11] = _mm_unpackhi_epi32(lstep1[45], lstep1[51]); + u[12] = _mm_unpacklo_epi32(lstep1[46], lstep1[48]); + u[13] = _mm_unpackhi_epi32(lstep1[46], lstep1[48]); + u[14] = _mm_unpacklo_epi32(lstep1[47], lstep1[49]); + u[15] = _mm_unpackhi_epi32(lstep1[47], lstep1[49]); + + v[ 0] = k_madd_epi32(u[ 0], k32_p27_p05); + v[ 1] = k_madd_epi32(u[ 1], k32_p27_p05); + v[ 2] = k_madd_epi32(u[ 2], k32_p27_p05); + v[ 3] = k_madd_epi32(u[ 3], k32_p27_p05); + v[ 4] = k_madd_epi32(u[ 4], k32_p11_p21); + v[ 5] = k_madd_epi32(u[ 5], k32_p11_p21); + v[ 6] = k_madd_epi32(u[ 6], k32_p11_p21); + v[ 7] = k_madd_epi32(u[ 7], k32_p11_p21); + v[ 8] = k_madd_epi32(u[ 8], k32_p19_p13); + v[ 9] = k_madd_epi32(u[ 9], k32_p19_p13); + v[10] = k_madd_epi32(u[10], k32_p19_p13); + v[11] = k_madd_epi32(u[11], k32_p19_p13); + v[12] = k_madd_epi32(u[12], k32_p03_p29); + v[13] = k_madd_epi32(u[13], k32_p03_p29); + v[14] = k_madd_epi32(u[14], k32_p03_p29); + v[15] = k_madd_epi32(u[15], k32_p03_p29); + v[16] = k_madd_epi32(u[12], k32_m29_p03); + v[17] = k_madd_epi32(u[13], k32_m29_p03); + v[18] = k_madd_epi32(u[14], k32_m29_p03); + v[19] = k_madd_epi32(u[15], k32_m29_p03); + v[20] = k_madd_epi32(u[ 8], k32_m13_p19); + v[21] = k_madd_epi32(u[ 9], k32_m13_p19); + v[22] = k_madd_epi32(u[10], k32_m13_p19); + v[23] = k_madd_epi32(u[11], k32_m13_p19); + v[24] = k_madd_epi32(u[ 4], k32_m21_p11); + v[25] = k_madd_epi32(u[ 5], k32_m21_p11); + v[26] = k_madd_epi32(u[ 6], k32_m21_p11); + v[27] = k_madd_epi32(u[ 7], k32_m21_p11); + v[28] = k_madd_epi32(u[ 0], k32_m05_p27); + v[29] = k_madd_epi32(u[ 1], k32_m05_p27); + v[30] = k_madd_epi32(u[ 2], k32_m05_p27); + v[31] = k_madd_epi32(u[ 3], k32_m05_p27); + + u[ 0] = k_packs_epi64(v[ 0], v[ 1]); + u[ 1] = k_packs_epi64(v[ 2], v[ 3]); + u[ 2] = k_packs_epi64(v[ 4], v[ 5]); + u[ 3] = k_packs_epi64(v[ 6], v[ 7]); + u[ 4] = k_packs_epi64(v[ 8], v[ 9]); + u[ 5] = k_packs_epi64(v[10], v[11]); + u[ 6] = k_packs_epi64(v[12], v[13]); + u[ 7] = k_packs_epi64(v[14], v[15]); + u[ 8] = k_packs_epi64(v[16], v[17]); + u[ 9] = k_packs_epi64(v[18], v[19]); + u[10] = k_packs_epi64(v[20], v[21]); + u[11] = k_packs_epi64(v[22], v[23]); + u[12] = k_packs_epi64(v[24], v[25]); + u[13] = k_packs_epi64(v[26], v[27]); + u[14] = k_packs_epi64(v[28], v[29]); + u[15] = k_packs_epi64(v[30], v[31]); + + v[ 0] = _mm_add_epi32(u[ 0], k__DCT_CONST_ROUNDING); + v[ 1] = _mm_add_epi32(u[ 1], k__DCT_CONST_ROUNDING); + v[ 2] = _mm_add_epi32(u[ 2], k__DCT_CONST_ROUNDING); + v[ 3] = _mm_add_epi32(u[ 3], k__DCT_CONST_ROUNDING); + v[ 4] = _mm_add_epi32(u[ 4], k__DCT_CONST_ROUNDING); + v[ 5] = _mm_add_epi32(u[ 5], k__DCT_CONST_ROUNDING); + v[ 6] = _mm_add_epi32(u[ 6], k__DCT_CONST_ROUNDING); + v[ 7] = _mm_add_epi32(u[ 7], k__DCT_CONST_ROUNDING); + v[ 8] = _mm_add_epi32(u[ 8], k__DCT_CONST_ROUNDING); + v[ 9] = _mm_add_epi32(u[ 9], k__DCT_CONST_ROUNDING); + v[10] = _mm_add_epi32(u[10], k__DCT_CONST_ROUNDING); + v[11] = _mm_add_epi32(u[11], k__DCT_CONST_ROUNDING); + v[12] = _mm_add_epi32(u[12], k__DCT_CONST_ROUNDING); + v[13] = _mm_add_epi32(u[13], k__DCT_CONST_ROUNDING); + v[14] = _mm_add_epi32(u[14], k__DCT_CONST_ROUNDING); + v[15] = _mm_add_epi32(u[15], k__DCT_CONST_ROUNDING); + + u[ 0] = _mm_srai_epi32(v[ 0], DCT_CONST_BITS); + u[ 1] = _mm_srai_epi32(v[ 1], DCT_CONST_BITS); + u[ 2] = _mm_srai_epi32(v[ 2], DCT_CONST_BITS); + u[ 3] = _mm_srai_epi32(v[ 3], DCT_CONST_BITS); + u[ 4] = _mm_srai_epi32(v[ 4], DCT_CONST_BITS); + u[ 5] = _mm_srai_epi32(v[ 5], DCT_CONST_BITS); + u[ 6] = _mm_srai_epi32(v[ 6], DCT_CONST_BITS); + u[ 7] = _mm_srai_epi32(v[ 7], DCT_CONST_BITS); + u[ 8] = _mm_srai_epi32(v[ 8], DCT_CONST_BITS); + u[ 9] = _mm_srai_epi32(v[ 9], DCT_CONST_BITS); + u[10] = _mm_srai_epi32(v[10], DCT_CONST_BITS); + u[11] = _mm_srai_epi32(v[11], DCT_CONST_BITS); + u[12] = _mm_srai_epi32(v[12], DCT_CONST_BITS); + u[13] = _mm_srai_epi32(v[13], DCT_CONST_BITS); + u[14] = _mm_srai_epi32(v[14], DCT_CONST_BITS); + u[15] = _mm_srai_epi32(v[15], DCT_CONST_BITS); + + v[ 0] = _mm_cmplt_epi32(u[ 0], kZero); + v[ 1] = _mm_cmplt_epi32(u[ 1], kZero); + v[ 2] = _mm_cmplt_epi32(u[ 2], kZero); + v[ 3] = _mm_cmplt_epi32(u[ 3], kZero); + v[ 4] = _mm_cmplt_epi32(u[ 4], kZero); + v[ 5] = _mm_cmplt_epi32(u[ 5], kZero); + v[ 6] = _mm_cmplt_epi32(u[ 6], kZero); + v[ 7] = _mm_cmplt_epi32(u[ 7], kZero); + v[ 8] = _mm_cmplt_epi32(u[ 8], kZero); + v[ 9] = _mm_cmplt_epi32(u[ 9], kZero); + v[10] = _mm_cmplt_epi32(u[10], kZero); + v[11] = _mm_cmplt_epi32(u[11], kZero); + v[12] = _mm_cmplt_epi32(u[12], kZero); + v[13] = _mm_cmplt_epi32(u[13], kZero); + v[14] = _mm_cmplt_epi32(u[14], kZero); + v[15] = _mm_cmplt_epi32(u[15], kZero); + + u[ 0] = _mm_sub_epi32(u[ 0], v[ 0]); + u[ 1] = _mm_sub_epi32(u[ 1], v[ 1]); + u[ 2] = _mm_sub_epi32(u[ 2], v[ 2]); + u[ 3] = _mm_sub_epi32(u[ 3], v[ 3]); + u[ 4] = _mm_sub_epi32(u[ 4], v[ 4]); + u[ 5] = _mm_sub_epi32(u[ 5], v[ 5]); + u[ 6] = _mm_sub_epi32(u[ 6], v[ 6]); + u[ 7] = _mm_sub_epi32(u[ 7], v[ 7]); + u[ 8] = _mm_sub_epi32(u[ 8], v[ 8]); + u[ 9] = _mm_sub_epi32(u[ 9], v[ 9]); + u[10] = _mm_sub_epi32(u[10], v[10]); + u[11] = _mm_sub_epi32(u[11], v[11]); + u[12] = _mm_sub_epi32(u[12], v[12]); + u[13] = _mm_sub_epi32(u[13], v[13]); + u[14] = _mm_sub_epi32(u[14], v[14]); + u[15] = _mm_sub_epi32(u[15], v[15]); + + v[0] = _mm_add_epi32(u[0], K32One); + v[1] = _mm_add_epi32(u[1], K32One); + v[2] = _mm_add_epi32(u[2], K32One); + v[3] = _mm_add_epi32(u[3], K32One); + v[4] = _mm_add_epi32(u[4], K32One); + v[5] = _mm_add_epi32(u[5], K32One); + v[6] = _mm_add_epi32(u[6], K32One); + v[7] = _mm_add_epi32(u[7], K32One); + v[8] = _mm_add_epi32(u[8], K32One); + v[9] = _mm_add_epi32(u[9], K32One); + v[10] = _mm_add_epi32(u[10], K32One); + v[11] = _mm_add_epi32(u[11], K32One); + v[12] = _mm_add_epi32(u[12], K32One); + v[13] = _mm_add_epi32(u[13], K32One); + v[14] = _mm_add_epi32(u[14], K32One); + v[15] = _mm_add_epi32(u[15], K32One); + + u[0] = _mm_srai_epi32(v[0], 2); + u[1] = _mm_srai_epi32(v[1], 2); + u[2] = _mm_srai_epi32(v[2], 2); + u[3] = _mm_srai_epi32(v[3], 2); + u[4] = _mm_srai_epi32(v[4], 2); + u[5] = _mm_srai_epi32(v[5], 2); + u[6] = _mm_srai_epi32(v[6], 2); + u[7] = _mm_srai_epi32(v[7], 2); + u[8] = _mm_srai_epi32(v[8], 2); + u[9] = _mm_srai_epi32(v[9], 2); + u[10] = _mm_srai_epi32(v[10], 2); + u[11] = _mm_srai_epi32(v[11], 2); + u[12] = _mm_srai_epi32(v[12], 2); + u[13] = _mm_srai_epi32(v[13], 2); + u[14] = _mm_srai_epi32(v[14], 2); + u[15] = _mm_srai_epi32(v[15], 2); + + out[ 5] = _mm_packs_epi32(u[0], u[1]); + out[21] = _mm_packs_epi32(u[2], u[3]); + out[13] = _mm_packs_epi32(u[4], u[5]); + out[29] = _mm_packs_epi32(u[6], u[7]); + out[ 3] = _mm_packs_epi32(u[8], u[9]); + out[19] = _mm_packs_epi32(u[10], u[11]); + out[11] = _mm_packs_epi32(u[12], u[13]); + out[27] = _mm_packs_epi32(u[14], u[15]); + } + } +#endif + // Transpose the results, do it as four 8x8 transposes. + { + int transpose_block; + int16_t *output; + if (0 == pass) { + output = &intermediate[column_start * 32]; + } else { + output = &output_org[column_start * 32]; + } + for (transpose_block = 0; transpose_block < 4; ++transpose_block) { + __m128i *this_out = &out[8 * transpose_block]; + // 00 01 02 03 04 05 06 07 + // 10 11 12 13 14 15 16 17 + // 20 21 22 23 24 25 26 27 + // 30 31 32 33 34 35 36 37 + // 40 41 42 43 44 45 46 47 + // 50 51 52 53 54 55 56 57 + // 60 61 62 63 64 65 66 67 + // 70 71 72 73 74 75 76 77 + const __m128i tr0_0 = _mm_unpacklo_epi16(this_out[0], this_out[1]); + const __m128i tr0_1 = _mm_unpacklo_epi16(this_out[2], this_out[3]); + const __m128i tr0_2 = _mm_unpackhi_epi16(this_out[0], this_out[1]); + const __m128i tr0_3 = _mm_unpackhi_epi16(this_out[2], this_out[3]); + const __m128i tr0_4 = _mm_unpacklo_epi16(this_out[4], this_out[5]); + const __m128i tr0_5 = _mm_unpacklo_epi16(this_out[6], this_out[7]); + const __m128i tr0_6 = _mm_unpackhi_epi16(this_out[4], this_out[5]); + const __m128i tr0_7 = _mm_unpackhi_epi16(this_out[6], this_out[7]); + // 00 10 01 11 02 12 03 13 + // 20 30 21 31 22 32 23 33 + // 04 14 05 15 06 16 07 17 + // 24 34 25 35 26 36 27 37 + // 40 50 41 51 42 52 43 53 + // 60 70 61 71 62 72 63 73 + // 54 54 55 55 56 56 57 57 + // 64 74 65 75 66 76 67 77 + const __m128i tr1_0 = _mm_unpacklo_epi32(tr0_0, tr0_1); + const __m128i tr1_1 = _mm_unpacklo_epi32(tr0_2, tr0_3); + const __m128i tr1_2 = _mm_unpackhi_epi32(tr0_0, tr0_1); + const __m128i tr1_3 = _mm_unpackhi_epi32(tr0_2, tr0_3); + const __m128i tr1_4 = _mm_unpacklo_epi32(tr0_4, tr0_5); + const __m128i tr1_5 = _mm_unpacklo_epi32(tr0_6, tr0_7); + const __m128i tr1_6 = _mm_unpackhi_epi32(tr0_4, tr0_5); + const __m128i tr1_7 = _mm_unpackhi_epi32(tr0_6, tr0_7); + // 00 10 20 30 01 11 21 31 + // 40 50 60 70 41 51 61 71 + // 02 12 22 32 03 13 23 33 + // 42 52 62 72 43 53 63 73 + // 04 14 24 34 05 15 21 36 + // 44 54 64 74 45 55 61 76 + // 06 16 26 36 07 17 27 37 + // 46 56 66 76 47 57 67 77 + __m128i tr2_0 = _mm_unpacklo_epi64(tr1_0, tr1_4); + __m128i tr2_1 = _mm_unpackhi_epi64(tr1_0, tr1_4); + __m128i tr2_2 = _mm_unpacklo_epi64(tr1_2, tr1_6); + __m128i tr2_3 = _mm_unpackhi_epi64(tr1_2, tr1_6); + __m128i tr2_4 = _mm_unpacklo_epi64(tr1_1, tr1_5); + __m128i tr2_5 = _mm_unpackhi_epi64(tr1_1, tr1_5); + __m128i tr2_6 = _mm_unpacklo_epi64(tr1_3, tr1_7); + __m128i tr2_7 = _mm_unpackhi_epi64(tr1_3, tr1_7); + // 00 10 20 30 40 50 60 70 + // 01 11 21 31 41 51 61 71 + // 02 12 22 32 42 52 62 72 + // 03 13 23 33 43 53 63 73 + // 04 14 24 34 44 54 64 74 + // 05 15 25 35 45 55 65 75 + // 06 16 26 36 46 56 66 76 + // 07 17 27 37 47 57 67 77 + if (0 == pass) { + // output[j] = (output[j] + 1 + (output[j] > 0)) >> 2; + // TODO(cd): see quality impact of only doing + // output[j] = (output[j] + 1) >> 2; + // which would remove the code between here ... + __m128i tr2_0_0 = _mm_cmpgt_epi16(tr2_0, kZero); + __m128i tr2_1_0 = _mm_cmpgt_epi16(tr2_1, kZero); + __m128i tr2_2_0 = _mm_cmpgt_epi16(tr2_2, kZero); + __m128i tr2_3_0 = _mm_cmpgt_epi16(tr2_3, kZero); + __m128i tr2_4_0 = _mm_cmpgt_epi16(tr2_4, kZero); + __m128i tr2_5_0 = _mm_cmpgt_epi16(tr2_5, kZero); + __m128i tr2_6_0 = _mm_cmpgt_epi16(tr2_6, kZero); + __m128i tr2_7_0 = _mm_cmpgt_epi16(tr2_7, kZero); + tr2_0 = _mm_sub_epi16(tr2_0, tr2_0_0); + tr2_1 = _mm_sub_epi16(tr2_1, tr2_1_0); + tr2_2 = _mm_sub_epi16(tr2_2, tr2_2_0); + tr2_3 = _mm_sub_epi16(tr2_3, tr2_3_0); + tr2_4 = _mm_sub_epi16(tr2_4, tr2_4_0); + tr2_5 = _mm_sub_epi16(tr2_5, tr2_5_0); + tr2_6 = _mm_sub_epi16(tr2_6, tr2_6_0); + tr2_7 = _mm_sub_epi16(tr2_7, tr2_7_0); + // ... and here. + // PS: also change code in vp9/encoder/vp9_dct.c + tr2_0 = _mm_add_epi16(tr2_0, kOne); + tr2_1 = _mm_add_epi16(tr2_1, kOne); + tr2_2 = _mm_add_epi16(tr2_2, kOne); + tr2_3 = _mm_add_epi16(tr2_3, kOne); + tr2_4 = _mm_add_epi16(tr2_4, kOne); + tr2_5 = _mm_add_epi16(tr2_5, kOne); + tr2_6 = _mm_add_epi16(tr2_6, kOne); + tr2_7 = _mm_add_epi16(tr2_7, kOne); + tr2_0 = _mm_srai_epi16(tr2_0, 2); + tr2_1 = _mm_srai_epi16(tr2_1, 2); + tr2_2 = _mm_srai_epi16(tr2_2, 2); + tr2_3 = _mm_srai_epi16(tr2_3, 2); + tr2_4 = _mm_srai_epi16(tr2_4, 2); + tr2_5 = _mm_srai_epi16(tr2_5, 2); + tr2_6 = _mm_srai_epi16(tr2_6, 2); + tr2_7 = _mm_srai_epi16(tr2_7, 2); + } + // Note: even though all these stores are aligned, using the aligned + // intrinsic make the code slightly slower. + _mm_storeu_si128((__m128i *)(output + 0 * 32), tr2_0); + _mm_storeu_si128((__m128i *)(output + 1 * 32), tr2_1); + _mm_storeu_si128((__m128i *)(output + 2 * 32), tr2_2); + _mm_storeu_si128((__m128i *)(output + 3 * 32), tr2_3); + _mm_storeu_si128((__m128i *)(output + 4 * 32), tr2_4); + _mm_storeu_si128((__m128i *)(output + 5 * 32), tr2_5); + _mm_storeu_si128((__m128i *)(output + 6 * 32), tr2_6); + _mm_storeu_si128((__m128i *)(output + 7 * 32), tr2_7); + // Process next 8x8 + output += 8; + } + } + } + } +} diff --git a/libvpx/vp9/encoder/x86/vp9_dct_sse2.c b/libvpx/vp9/encoder/x86/vp9_dct_sse2.c index bf09c7a..eb271fe 100644 --- a/libvpx/vp9/encoder/x86/vp9_dct_sse2.c +++ b/libvpx/vp9/encoder/x86/vp9_dct_sse2.c @@ -2572,1224 +2572,14 @@ void vp9_short_fht16x16_sse2(int16_t *input, int16_t *output, write_buffer_16x16(output, in0, in1, 16); } -void vp9_short_fdct32x32_rd_sse2(int16_t *input, - int16_t *output_org, int pitch) { - // Calculate pre-multiplied strides - const int str1 = pitch >> 1; - const int str2 = pitch; - const int str3 = pitch + str1; - // We need an intermediate buffer between passes. - DECLARE_ALIGNED(16, int16_t, intermediate[32 * 32]); - // Constants - // When we use them, in one case, they are all the same. In all others - // it's a pair of them that we need to repeat four times. This is done - // by constructing the 32 bit constant corresponding to that pair. - const __m128i k__cospi_p16_p16 = _mm_set1_epi16(+cospi_16_64); - const __m128i k__cospi_p16_m16 = pair_set_epi16(+cospi_16_64, -cospi_16_64); - const __m128i k__cospi_m08_p24 = pair_set_epi16(-cospi_8_64, cospi_24_64); - const __m128i k__cospi_m24_m08 = pair_set_epi16(-cospi_24_64, -cospi_8_64); - const __m128i k__cospi_p24_p08 = pair_set_epi16(+cospi_24_64, cospi_8_64); - const __m128i k__cospi_p12_p20 = pair_set_epi16(+cospi_12_64, cospi_20_64); - const __m128i k__cospi_m20_p12 = pair_set_epi16(-cospi_20_64, cospi_12_64); - const __m128i k__cospi_m04_p28 = pair_set_epi16(-cospi_4_64, cospi_28_64); - const __m128i k__cospi_p28_p04 = pair_set_epi16(+cospi_28_64, cospi_4_64); - const __m128i k__cospi_m28_m04 = pair_set_epi16(-cospi_28_64, -cospi_4_64); - const __m128i k__cospi_m12_m20 = pair_set_epi16(-cospi_12_64, -cospi_20_64); - const __m128i k__cospi_p30_p02 = pair_set_epi16(+cospi_30_64, cospi_2_64); - const __m128i k__cospi_p14_p18 = pair_set_epi16(+cospi_14_64, cospi_18_64); - const __m128i k__cospi_p22_p10 = pair_set_epi16(+cospi_22_64, cospi_10_64); - const __m128i k__cospi_p06_p26 = pair_set_epi16(+cospi_6_64, cospi_26_64); - const __m128i k__cospi_m26_p06 = pair_set_epi16(-cospi_26_64, cospi_6_64); - const __m128i k__cospi_m10_p22 = pair_set_epi16(-cospi_10_64, cospi_22_64); - const __m128i k__cospi_m18_p14 = pair_set_epi16(-cospi_18_64, cospi_14_64); - const __m128i k__cospi_m02_p30 = pair_set_epi16(-cospi_2_64, cospi_30_64); - const __m128i k__cospi_p31_p01 = pair_set_epi16(+cospi_31_64, cospi_1_64); - const __m128i k__cospi_p15_p17 = pair_set_epi16(+cospi_15_64, cospi_17_64); - const __m128i k__cospi_p23_p09 = pair_set_epi16(+cospi_23_64, cospi_9_64); - const __m128i k__cospi_p07_p25 = pair_set_epi16(+cospi_7_64, cospi_25_64); - const __m128i k__cospi_m25_p07 = pair_set_epi16(-cospi_25_64, cospi_7_64); - const __m128i k__cospi_m09_p23 = pair_set_epi16(-cospi_9_64, cospi_23_64); - const __m128i k__cospi_m17_p15 = pair_set_epi16(-cospi_17_64, cospi_15_64); - const __m128i k__cospi_m01_p31 = pair_set_epi16(-cospi_1_64, cospi_31_64); - const __m128i k__cospi_p27_p05 = pair_set_epi16(+cospi_27_64, cospi_5_64); - const __m128i k__cospi_p11_p21 = pair_set_epi16(+cospi_11_64, cospi_21_64); - const __m128i k__cospi_p19_p13 = pair_set_epi16(+cospi_19_64, cospi_13_64); - const __m128i k__cospi_p03_p29 = pair_set_epi16(+cospi_3_64, cospi_29_64); - const __m128i k__cospi_m29_p03 = pair_set_epi16(-cospi_29_64, cospi_3_64); - const __m128i k__cospi_m13_p19 = pair_set_epi16(-cospi_13_64, cospi_19_64); - const __m128i k__cospi_m21_p11 = pair_set_epi16(-cospi_21_64, cospi_11_64); - const __m128i k__cospi_m05_p27 = pair_set_epi16(-cospi_5_64, cospi_27_64); - const __m128i k__DCT_CONST_ROUNDING = _mm_set1_epi32(DCT_CONST_ROUNDING); - const __m128i kZero = _mm_set1_epi16(0); - const __m128i kOne = _mm_set1_epi16(1); - // Do the two transform/transpose passes - int pass; - for (pass = 0; pass < 2; ++pass) { - // We process eight columns (transposed rows in second pass) at a time. - int column_start; - for (column_start = 0; column_start < 32; column_start += 8) { - __m128i step1[32]; - __m128i step2[32]; - __m128i step3[32]; - __m128i out[32]; - // Stage 1 - // Note: even though all the loads below are aligned, using the aligned - // intrinsic make the code slightly slower. - if (0 == pass) { - int16_t *in = &input[column_start]; - // step1[i] = (in[ 0 * stride] + in[(32 - 1) * stride]) << 2; - // Note: the next four blocks could be in a loop. That would help the - // instruction cache but is actually slower. - { - int16_t *ina = in + 0 * str1; - int16_t *inb = in + 31 * str1; - __m128i *step1a = &step1[ 0]; - __m128i *step1b = &step1[31]; - const __m128i ina0 = _mm_loadu_si128((const __m128i *)(ina)); - const __m128i ina1 = _mm_loadu_si128((const __m128i *)(ina + str1)); - const __m128i ina2 = _mm_loadu_si128((const __m128i *)(ina + str2)); - const __m128i ina3 = _mm_loadu_si128((const __m128i *)(ina + str3)); - const __m128i inb3 = _mm_loadu_si128((const __m128i *)(inb - str3)); - const __m128i inb2 = _mm_loadu_si128((const __m128i *)(inb - str2)); - const __m128i inb1 = _mm_loadu_si128((const __m128i *)(inb - str1)); - const __m128i inb0 = _mm_loadu_si128((const __m128i *)(inb)); - step1a[ 0] = _mm_add_epi16(ina0, inb0); - step1a[ 1] = _mm_add_epi16(ina1, inb1); - step1a[ 2] = _mm_add_epi16(ina2, inb2); - step1a[ 3] = _mm_add_epi16(ina3, inb3); - step1b[-3] = _mm_sub_epi16(ina3, inb3); - step1b[-2] = _mm_sub_epi16(ina2, inb2); - step1b[-1] = _mm_sub_epi16(ina1, inb1); - step1b[-0] = _mm_sub_epi16(ina0, inb0); - step1a[ 0] = _mm_slli_epi16(step1a[ 0], 2); - step1a[ 1] = _mm_slli_epi16(step1a[ 1], 2); - step1a[ 2] = _mm_slli_epi16(step1a[ 2], 2); - step1a[ 3] = _mm_slli_epi16(step1a[ 3], 2); - step1b[-3] = _mm_slli_epi16(step1b[-3], 2); - step1b[-2] = _mm_slli_epi16(step1b[-2], 2); - step1b[-1] = _mm_slli_epi16(step1b[-1], 2); - step1b[-0] = _mm_slli_epi16(step1b[-0], 2); - } - { - int16_t *ina = in + 4 * str1; - int16_t *inb = in + 27 * str1; - __m128i *step1a = &step1[ 4]; - __m128i *step1b = &step1[27]; - const __m128i ina0 = _mm_loadu_si128((const __m128i *)(ina)); - const __m128i ina1 = _mm_loadu_si128((const __m128i *)(ina + str1)); - const __m128i ina2 = _mm_loadu_si128((const __m128i *)(ina + str2)); - const __m128i ina3 = _mm_loadu_si128((const __m128i *)(ina + str3)); - const __m128i inb3 = _mm_loadu_si128((const __m128i *)(inb - str3)); - const __m128i inb2 = _mm_loadu_si128((const __m128i *)(inb - str2)); - const __m128i inb1 = _mm_loadu_si128((const __m128i *)(inb - str1)); - const __m128i inb0 = _mm_loadu_si128((const __m128i *)(inb)); - step1a[ 0] = _mm_add_epi16(ina0, inb0); - step1a[ 1] = _mm_add_epi16(ina1, inb1); - step1a[ 2] = _mm_add_epi16(ina2, inb2); - step1a[ 3] = _mm_add_epi16(ina3, inb3); - step1b[-3] = _mm_sub_epi16(ina3, inb3); - step1b[-2] = _mm_sub_epi16(ina2, inb2); - step1b[-1] = _mm_sub_epi16(ina1, inb1); - step1b[-0] = _mm_sub_epi16(ina0, inb0); - step1a[ 0] = _mm_slli_epi16(step1a[ 0], 2); - step1a[ 1] = _mm_slli_epi16(step1a[ 1], 2); - step1a[ 2] = _mm_slli_epi16(step1a[ 2], 2); - step1a[ 3] = _mm_slli_epi16(step1a[ 3], 2); - step1b[-3] = _mm_slli_epi16(step1b[-3], 2); - step1b[-2] = _mm_slli_epi16(step1b[-2], 2); - step1b[-1] = _mm_slli_epi16(step1b[-1], 2); - step1b[-0] = _mm_slli_epi16(step1b[-0], 2); - } - { - int16_t *ina = in + 8 * str1; - int16_t *inb = in + 23 * str1; - __m128i *step1a = &step1[ 8]; - __m128i *step1b = &step1[23]; - const __m128i ina0 = _mm_loadu_si128((const __m128i *)(ina)); - const __m128i ina1 = _mm_loadu_si128((const __m128i *)(ina + str1)); - const __m128i ina2 = _mm_loadu_si128((const __m128i *)(ina + str2)); - const __m128i ina3 = _mm_loadu_si128((const __m128i *)(ina + str3)); - const __m128i inb3 = _mm_loadu_si128((const __m128i *)(inb - str3)); - const __m128i inb2 = _mm_loadu_si128((const __m128i *)(inb - str2)); - const __m128i inb1 = _mm_loadu_si128((const __m128i *)(inb - str1)); - const __m128i inb0 = _mm_loadu_si128((const __m128i *)(inb)); - step1a[ 0] = _mm_add_epi16(ina0, inb0); - step1a[ 1] = _mm_add_epi16(ina1, inb1); - step1a[ 2] = _mm_add_epi16(ina2, inb2); - step1a[ 3] = _mm_add_epi16(ina3, inb3); - step1b[-3] = _mm_sub_epi16(ina3, inb3); - step1b[-2] = _mm_sub_epi16(ina2, inb2); - step1b[-1] = _mm_sub_epi16(ina1, inb1); - step1b[-0] = _mm_sub_epi16(ina0, inb0); - step1a[ 0] = _mm_slli_epi16(step1a[ 0], 2); - step1a[ 1] = _mm_slli_epi16(step1a[ 1], 2); - step1a[ 2] = _mm_slli_epi16(step1a[ 2], 2); - step1a[ 3] = _mm_slli_epi16(step1a[ 3], 2); - step1b[-3] = _mm_slli_epi16(step1b[-3], 2); - step1b[-2] = _mm_slli_epi16(step1b[-2], 2); - step1b[-1] = _mm_slli_epi16(step1b[-1], 2); - step1b[-0] = _mm_slli_epi16(step1b[-0], 2); - } - { - int16_t *ina = in + 12 * str1; - int16_t *inb = in + 19 * str1; - __m128i *step1a = &step1[12]; - __m128i *step1b = &step1[19]; - const __m128i ina0 = _mm_loadu_si128((const __m128i *)(ina)); - const __m128i ina1 = _mm_loadu_si128((const __m128i *)(ina + str1)); - const __m128i ina2 = _mm_loadu_si128((const __m128i *)(ina + str2)); - const __m128i ina3 = _mm_loadu_si128((const __m128i *)(ina + str3)); - const __m128i inb3 = _mm_loadu_si128((const __m128i *)(inb - str3)); - const __m128i inb2 = _mm_loadu_si128((const __m128i *)(inb - str2)); - const __m128i inb1 = _mm_loadu_si128((const __m128i *)(inb - str1)); - const __m128i inb0 = _mm_loadu_si128((const __m128i *)(inb)); - step1a[ 0] = _mm_add_epi16(ina0, inb0); - step1a[ 1] = _mm_add_epi16(ina1, inb1); - step1a[ 2] = _mm_add_epi16(ina2, inb2); - step1a[ 3] = _mm_add_epi16(ina3, inb3); - step1b[-3] = _mm_sub_epi16(ina3, inb3); - step1b[-2] = _mm_sub_epi16(ina2, inb2); - step1b[-1] = _mm_sub_epi16(ina1, inb1); - step1b[-0] = _mm_sub_epi16(ina0, inb0); - step1a[ 0] = _mm_slli_epi16(step1a[ 0], 2); - step1a[ 1] = _mm_slli_epi16(step1a[ 1], 2); - step1a[ 2] = _mm_slli_epi16(step1a[ 2], 2); - step1a[ 3] = _mm_slli_epi16(step1a[ 3], 2); - step1b[-3] = _mm_slli_epi16(step1b[-3], 2); - step1b[-2] = _mm_slli_epi16(step1b[-2], 2); - step1b[-1] = _mm_slli_epi16(step1b[-1], 2); - step1b[-0] = _mm_slli_epi16(step1b[-0], 2); - } - } else { - int16_t *in = &intermediate[column_start]; - // step1[i] = in[ 0 * 32] + in[(32 - 1) * 32]; - // Note: using the same approach as above to have common offset is - // counter-productive as all offsets can be calculated at compile - // time. - // Note: the next four blocks could be in a loop. That would help the - // instruction cache but is actually slower. - { - __m128i in00 = _mm_loadu_si128((const __m128i *)(in + 0 * 32)); - __m128i in01 = _mm_loadu_si128((const __m128i *)(in + 1 * 32)); - __m128i in02 = _mm_loadu_si128((const __m128i *)(in + 2 * 32)); - __m128i in03 = _mm_loadu_si128((const __m128i *)(in + 3 * 32)); - __m128i in28 = _mm_loadu_si128((const __m128i *)(in + 28 * 32)); - __m128i in29 = _mm_loadu_si128((const __m128i *)(in + 29 * 32)); - __m128i in30 = _mm_loadu_si128((const __m128i *)(in + 30 * 32)); - __m128i in31 = _mm_loadu_si128((const __m128i *)(in + 31 * 32)); - step1[ 0] = _mm_add_epi16(in00, in31); - step1[ 1] = _mm_add_epi16(in01, in30); - step1[ 2] = _mm_add_epi16(in02, in29); - step1[ 3] = _mm_add_epi16(in03, in28); - step1[28] = _mm_sub_epi16(in03, in28); - step1[29] = _mm_sub_epi16(in02, in29); - step1[30] = _mm_sub_epi16(in01, in30); - step1[31] = _mm_sub_epi16(in00, in31); - } - { - __m128i in04 = _mm_loadu_si128((const __m128i *)(in + 4 * 32)); - __m128i in05 = _mm_loadu_si128((const __m128i *)(in + 5 * 32)); - __m128i in06 = _mm_loadu_si128((const __m128i *)(in + 6 * 32)); - __m128i in07 = _mm_loadu_si128((const __m128i *)(in + 7 * 32)); - __m128i in24 = _mm_loadu_si128((const __m128i *)(in + 24 * 32)); - __m128i in25 = _mm_loadu_si128((const __m128i *)(in + 25 * 32)); - __m128i in26 = _mm_loadu_si128((const __m128i *)(in + 26 * 32)); - __m128i in27 = _mm_loadu_si128((const __m128i *)(in + 27 * 32)); - step1[ 4] = _mm_add_epi16(in04, in27); - step1[ 5] = _mm_add_epi16(in05, in26); - step1[ 6] = _mm_add_epi16(in06, in25); - step1[ 7] = _mm_add_epi16(in07, in24); - step1[24] = _mm_sub_epi16(in07, in24); - step1[25] = _mm_sub_epi16(in06, in25); - step1[26] = _mm_sub_epi16(in05, in26); - step1[27] = _mm_sub_epi16(in04, in27); - } - { - __m128i in08 = _mm_loadu_si128((const __m128i *)(in + 8 * 32)); - __m128i in09 = _mm_loadu_si128((const __m128i *)(in + 9 * 32)); - __m128i in10 = _mm_loadu_si128((const __m128i *)(in + 10 * 32)); - __m128i in11 = _mm_loadu_si128((const __m128i *)(in + 11 * 32)); - __m128i in20 = _mm_loadu_si128((const __m128i *)(in + 20 * 32)); - __m128i in21 = _mm_loadu_si128((const __m128i *)(in + 21 * 32)); - __m128i in22 = _mm_loadu_si128((const __m128i *)(in + 22 * 32)); - __m128i in23 = _mm_loadu_si128((const __m128i *)(in + 23 * 32)); - step1[ 8] = _mm_add_epi16(in08, in23); - step1[ 9] = _mm_add_epi16(in09, in22); - step1[10] = _mm_add_epi16(in10, in21); - step1[11] = _mm_add_epi16(in11, in20); - step1[20] = _mm_sub_epi16(in11, in20); - step1[21] = _mm_sub_epi16(in10, in21); - step1[22] = _mm_sub_epi16(in09, in22); - step1[23] = _mm_sub_epi16(in08, in23); - } - { - __m128i in12 = _mm_loadu_si128((const __m128i *)(in + 12 * 32)); - __m128i in13 = _mm_loadu_si128((const __m128i *)(in + 13 * 32)); - __m128i in14 = _mm_loadu_si128((const __m128i *)(in + 14 * 32)); - __m128i in15 = _mm_loadu_si128((const __m128i *)(in + 15 * 32)); - __m128i in16 = _mm_loadu_si128((const __m128i *)(in + 16 * 32)); - __m128i in17 = _mm_loadu_si128((const __m128i *)(in + 17 * 32)); - __m128i in18 = _mm_loadu_si128((const __m128i *)(in + 18 * 32)); - __m128i in19 = _mm_loadu_si128((const __m128i *)(in + 19 * 32)); - step1[12] = _mm_add_epi16(in12, in19); - step1[13] = _mm_add_epi16(in13, in18); - step1[14] = _mm_add_epi16(in14, in17); - step1[15] = _mm_add_epi16(in15, in16); - step1[16] = _mm_sub_epi16(in15, in16); - step1[17] = _mm_sub_epi16(in14, in17); - step1[18] = _mm_sub_epi16(in13, in18); - step1[19] = _mm_sub_epi16(in12, in19); - } - } - // Stage 2 - { - step2[ 0] = _mm_add_epi16(step1[0], step1[15]); - step2[ 1] = _mm_add_epi16(step1[1], step1[14]); - step2[ 2] = _mm_add_epi16(step1[2], step1[13]); - step2[ 3] = _mm_add_epi16(step1[3], step1[12]); - step2[ 4] = _mm_add_epi16(step1[4], step1[11]); - step2[ 5] = _mm_add_epi16(step1[5], step1[10]); - step2[ 6] = _mm_add_epi16(step1[6], step1[ 9]); - step2[ 7] = _mm_add_epi16(step1[7], step1[ 8]); - step2[ 8] = _mm_sub_epi16(step1[7], step1[ 8]); - step2[ 9] = _mm_sub_epi16(step1[6], step1[ 9]); - step2[10] = _mm_sub_epi16(step1[5], step1[10]); - step2[11] = _mm_sub_epi16(step1[4], step1[11]); - step2[12] = _mm_sub_epi16(step1[3], step1[12]); - step2[13] = _mm_sub_epi16(step1[2], step1[13]); - step2[14] = _mm_sub_epi16(step1[1], step1[14]); - step2[15] = _mm_sub_epi16(step1[0], step1[15]); - } - { - const __m128i s2_20_0 = _mm_unpacklo_epi16(step1[27], step1[20]); - const __m128i s2_20_1 = _mm_unpackhi_epi16(step1[27], step1[20]); - const __m128i s2_21_0 = _mm_unpacklo_epi16(step1[26], step1[21]); - const __m128i s2_21_1 = _mm_unpackhi_epi16(step1[26], step1[21]); - const __m128i s2_22_0 = _mm_unpacklo_epi16(step1[25], step1[22]); - const __m128i s2_22_1 = _mm_unpackhi_epi16(step1[25], step1[22]); - const __m128i s2_23_0 = _mm_unpacklo_epi16(step1[24], step1[23]); - const __m128i s2_23_1 = _mm_unpackhi_epi16(step1[24], step1[23]); - const __m128i s2_20_2 = _mm_madd_epi16(s2_20_0, k__cospi_p16_m16); - const __m128i s2_20_3 = _mm_madd_epi16(s2_20_1, k__cospi_p16_m16); - const __m128i s2_21_2 = _mm_madd_epi16(s2_21_0, k__cospi_p16_m16); - const __m128i s2_21_3 = _mm_madd_epi16(s2_21_1, k__cospi_p16_m16); - const __m128i s2_22_2 = _mm_madd_epi16(s2_22_0, k__cospi_p16_m16); - const __m128i s2_22_3 = _mm_madd_epi16(s2_22_1, k__cospi_p16_m16); - const __m128i s2_23_2 = _mm_madd_epi16(s2_23_0, k__cospi_p16_m16); - const __m128i s2_23_3 = _mm_madd_epi16(s2_23_1, k__cospi_p16_m16); - const __m128i s2_24_2 = _mm_madd_epi16(s2_23_0, k__cospi_p16_p16); - const __m128i s2_24_3 = _mm_madd_epi16(s2_23_1, k__cospi_p16_p16); - const __m128i s2_25_2 = _mm_madd_epi16(s2_22_0, k__cospi_p16_p16); - const __m128i s2_25_3 = _mm_madd_epi16(s2_22_1, k__cospi_p16_p16); - const __m128i s2_26_2 = _mm_madd_epi16(s2_21_0, k__cospi_p16_p16); - const __m128i s2_26_3 = _mm_madd_epi16(s2_21_1, k__cospi_p16_p16); - const __m128i s2_27_2 = _mm_madd_epi16(s2_20_0, k__cospi_p16_p16); - const __m128i s2_27_3 = _mm_madd_epi16(s2_20_1, k__cospi_p16_p16); - // dct_const_round_shift - const __m128i s2_20_4 = _mm_add_epi32(s2_20_2, k__DCT_CONST_ROUNDING); - const __m128i s2_20_5 = _mm_add_epi32(s2_20_3, k__DCT_CONST_ROUNDING); - const __m128i s2_21_4 = _mm_add_epi32(s2_21_2, k__DCT_CONST_ROUNDING); - const __m128i s2_21_5 = _mm_add_epi32(s2_21_3, k__DCT_CONST_ROUNDING); - const __m128i s2_22_4 = _mm_add_epi32(s2_22_2, k__DCT_CONST_ROUNDING); - const __m128i s2_22_5 = _mm_add_epi32(s2_22_3, k__DCT_CONST_ROUNDING); - const __m128i s2_23_4 = _mm_add_epi32(s2_23_2, k__DCT_CONST_ROUNDING); - const __m128i s2_23_5 = _mm_add_epi32(s2_23_3, k__DCT_CONST_ROUNDING); - const __m128i s2_24_4 = _mm_add_epi32(s2_24_2, k__DCT_CONST_ROUNDING); - const __m128i s2_24_5 = _mm_add_epi32(s2_24_3, k__DCT_CONST_ROUNDING); - const __m128i s2_25_4 = _mm_add_epi32(s2_25_2, k__DCT_CONST_ROUNDING); - const __m128i s2_25_5 = _mm_add_epi32(s2_25_3, k__DCT_CONST_ROUNDING); - const __m128i s2_26_4 = _mm_add_epi32(s2_26_2, k__DCT_CONST_ROUNDING); - const __m128i s2_26_5 = _mm_add_epi32(s2_26_3, k__DCT_CONST_ROUNDING); - const __m128i s2_27_4 = _mm_add_epi32(s2_27_2, k__DCT_CONST_ROUNDING); - const __m128i s2_27_5 = _mm_add_epi32(s2_27_3, k__DCT_CONST_ROUNDING); - const __m128i s2_20_6 = _mm_srai_epi32(s2_20_4, DCT_CONST_BITS); - const __m128i s2_20_7 = _mm_srai_epi32(s2_20_5, DCT_CONST_BITS); - const __m128i s2_21_6 = _mm_srai_epi32(s2_21_4, DCT_CONST_BITS); - const __m128i s2_21_7 = _mm_srai_epi32(s2_21_5, DCT_CONST_BITS); - const __m128i s2_22_6 = _mm_srai_epi32(s2_22_4, DCT_CONST_BITS); - const __m128i s2_22_7 = _mm_srai_epi32(s2_22_5, DCT_CONST_BITS); - const __m128i s2_23_6 = _mm_srai_epi32(s2_23_4, DCT_CONST_BITS); - const __m128i s2_23_7 = _mm_srai_epi32(s2_23_5, DCT_CONST_BITS); - const __m128i s2_24_6 = _mm_srai_epi32(s2_24_4, DCT_CONST_BITS); - const __m128i s2_24_7 = _mm_srai_epi32(s2_24_5, DCT_CONST_BITS); - const __m128i s2_25_6 = _mm_srai_epi32(s2_25_4, DCT_CONST_BITS); - const __m128i s2_25_7 = _mm_srai_epi32(s2_25_5, DCT_CONST_BITS); - const __m128i s2_26_6 = _mm_srai_epi32(s2_26_4, DCT_CONST_BITS); - const __m128i s2_26_7 = _mm_srai_epi32(s2_26_5, DCT_CONST_BITS); - const __m128i s2_27_6 = _mm_srai_epi32(s2_27_4, DCT_CONST_BITS); - const __m128i s2_27_7 = _mm_srai_epi32(s2_27_5, DCT_CONST_BITS); - // Combine - step2[20] = _mm_packs_epi32(s2_20_6, s2_20_7); - step2[21] = _mm_packs_epi32(s2_21_6, s2_21_7); - step2[22] = _mm_packs_epi32(s2_22_6, s2_22_7); - step2[23] = _mm_packs_epi32(s2_23_6, s2_23_7); - step2[24] = _mm_packs_epi32(s2_24_6, s2_24_7); - step2[25] = _mm_packs_epi32(s2_25_6, s2_25_7); - step2[26] = _mm_packs_epi32(s2_26_6, s2_26_7); - step2[27] = _mm_packs_epi32(s2_27_6, s2_27_7); - } - // Stage 3 - { - step3[0] = _mm_add_epi16(step2[(8 - 1)], step2[0]); - step3[1] = _mm_add_epi16(step2[(8 - 2)], step2[1]); - step3[2] = _mm_add_epi16(step2[(8 - 3)], step2[2]); - step3[3] = _mm_add_epi16(step2[(8 - 4)], step2[3]); - step3[4] = _mm_sub_epi16(step2[(8 - 5)], step2[4]); - step3[5] = _mm_sub_epi16(step2[(8 - 6)], step2[5]); - step3[6] = _mm_sub_epi16(step2[(8 - 7)], step2[6]); - step3[7] = _mm_sub_epi16(step2[(8 - 8)], step2[7]); - } - { - const __m128i s3_10_0 = _mm_unpacklo_epi16(step2[13], step2[10]); - const __m128i s3_10_1 = _mm_unpackhi_epi16(step2[13], step2[10]); - const __m128i s3_11_0 = _mm_unpacklo_epi16(step2[12], step2[11]); - const __m128i s3_11_1 = _mm_unpackhi_epi16(step2[12], step2[11]); - const __m128i s3_10_2 = _mm_madd_epi16(s3_10_0, k__cospi_p16_m16); - const __m128i s3_10_3 = _mm_madd_epi16(s3_10_1, k__cospi_p16_m16); - const __m128i s3_11_2 = _mm_madd_epi16(s3_11_0, k__cospi_p16_m16); - const __m128i s3_11_3 = _mm_madd_epi16(s3_11_1, k__cospi_p16_m16); - const __m128i s3_12_2 = _mm_madd_epi16(s3_11_0, k__cospi_p16_p16); - const __m128i s3_12_3 = _mm_madd_epi16(s3_11_1, k__cospi_p16_p16); - const __m128i s3_13_2 = _mm_madd_epi16(s3_10_0, k__cospi_p16_p16); - const __m128i s3_13_3 = _mm_madd_epi16(s3_10_1, k__cospi_p16_p16); - // dct_const_round_shift - const __m128i s3_10_4 = _mm_add_epi32(s3_10_2, k__DCT_CONST_ROUNDING); - const __m128i s3_10_5 = _mm_add_epi32(s3_10_3, k__DCT_CONST_ROUNDING); - const __m128i s3_11_4 = _mm_add_epi32(s3_11_2, k__DCT_CONST_ROUNDING); - const __m128i s3_11_5 = _mm_add_epi32(s3_11_3, k__DCT_CONST_ROUNDING); - const __m128i s3_12_4 = _mm_add_epi32(s3_12_2, k__DCT_CONST_ROUNDING); - const __m128i s3_12_5 = _mm_add_epi32(s3_12_3, k__DCT_CONST_ROUNDING); - const __m128i s3_13_4 = _mm_add_epi32(s3_13_2, k__DCT_CONST_ROUNDING); - const __m128i s3_13_5 = _mm_add_epi32(s3_13_3, k__DCT_CONST_ROUNDING); - const __m128i s3_10_6 = _mm_srai_epi32(s3_10_4, DCT_CONST_BITS); - const __m128i s3_10_7 = _mm_srai_epi32(s3_10_5, DCT_CONST_BITS); - const __m128i s3_11_6 = _mm_srai_epi32(s3_11_4, DCT_CONST_BITS); - const __m128i s3_11_7 = _mm_srai_epi32(s3_11_5, DCT_CONST_BITS); - const __m128i s3_12_6 = _mm_srai_epi32(s3_12_4, DCT_CONST_BITS); - const __m128i s3_12_7 = _mm_srai_epi32(s3_12_5, DCT_CONST_BITS); - const __m128i s3_13_6 = _mm_srai_epi32(s3_13_4, DCT_CONST_BITS); - const __m128i s3_13_7 = _mm_srai_epi32(s3_13_5, DCT_CONST_BITS); - // Combine - step3[10] = _mm_packs_epi32(s3_10_6, s3_10_7); - step3[11] = _mm_packs_epi32(s3_11_6, s3_11_7); - step3[12] = _mm_packs_epi32(s3_12_6, s3_12_7); - step3[13] = _mm_packs_epi32(s3_13_6, s3_13_7); - } - { - step3[16] = _mm_add_epi16(step2[23], step1[16]); - step3[17] = _mm_add_epi16(step2[22], step1[17]); - step3[18] = _mm_add_epi16(step2[21], step1[18]); - step3[19] = _mm_add_epi16(step2[20], step1[19]); - step3[20] = _mm_sub_epi16(step1[19], step2[20]); - step3[21] = _mm_sub_epi16(step1[18], step2[21]); - step3[22] = _mm_sub_epi16(step1[17], step2[22]); - step3[23] = _mm_sub_epi16(step1[16], step2[23]); - step3[24] = _mm_sub_epi16(step1[31], step2[24]); - step3[25] = _mm_sub_epi16(step1[30], step2[25]); - step3[26] = _mm_sub_epi16(step1[29], step2[26]); - step3[27] = _mm_sub_epi16(step1[28], step2[27]); - step3[28] = _mm_add_epi16(step2[27], step1[28]); - step3[29] = _mm_add_epi16(step2[26], step1[29]); - step3[30] = _mm_add_epi16(step2[25], step1[30]); - step3[31] = _mm_add_epi16(step2[24], step1[31]); - } - // dump the magnitude by half, hence the intermediate values are within - // the range of 16 bits. - if (1 == pass) { - __m128i s3_00_0 = _mm_cmplt_epi16(step3[ 0], kZero); - __m128i s3_01_0 = _mm_cmplt_epi16(step3[ 1], kZero); - __m128i s3_02_0 = _mm_cmplt_epi16(step3[ 2], kZero); - __m128i s3_03_0 = _mm_cmplt_epi16(step3[ 3], kZero); - __m128i s3_04_0 = _mm_cmplt_epi16(step3[ 4], kZero); - __m128i s3_05_0 = _mm_cmplt_epi16(step3[ 5], kZero); - __m128i s3_06_0 = _mm_cmplt_epi16(step3[ 6], kZero); - __m128i s3_07_0 = _mm_cmplt_epi16(step3[ 7], kZero); - __m128i s2_08_0 = _mm_cmplt_epi16(step2[ 8], kZero); - __m128i s2_09_0 = _mm_cmplt_epi16(step2[ 9], kZero); - __m128i s3_10_0 = _mm_cmplt_epi16(step3[10], kZero); - __m128i s3_11_0 = _mm_cmplt_epi16(step3[11], kZero); - __m128i s3_12_0 = _mm_cmplt_epi16(step3[12], kZero); - __m128i s3_13_0 = _mm_cmplt_epi16(step3[13], kZero); - __m128i s2_14_0 = _mm_cmplt_epi16(step2[14], kZero); - __m128i s2_15_0 = _mm_cmplt_epi16(step2[15], kZero); - __m128i s3_16_0 = _mm_cmplt_epi16(step3[16], kZero); - __m128i s3_17_0 = _mm_cmplt_epi16(step3[17], kZero); - __m128i s3_18_0 = _mm_cmplt_epi16(step3[18], kZero); - __m128i s3_19_0 = _mm_cmplt_epi16(step3[19], kZero); - __m128i s3_20_0 = _mm_cmplt_epi16(step3[20], kZero); - __m128i s3_21_0 = _mm_cmplt_epi16(step3[21], kZero); - __m128i s3_22_0 = _mm_cmplt_epi16(step3[22], kZero); - __m128i s3_23_0 = _mm_cmplt_epi16(step3[23], kZero); - __m128i s3_24_0 = _mm_cmplt_epi16(step3[24], kZero); - __m128i s3_25_0 = _mm_cmplt_epi16(step3[25], kZero); - __m128i s3_26_0 = _mm_cmplt_epi16(step3[26], kZero); - __m128i s3_27_0 = _mm_cmplt_epi16(step3[27], kZero); - __m128i s3_28_0 = _mm_cmplt_epi16(step3[28], kZero); - __m128i s3_29_0 = _mm_cmplt_epi16(step3[29], kZero); - __m128i s3_30_0 = _mm_cmplt_epi16(step3[30], kZero); - __m128i s3_31_0 = _mm_cmplt_epi16(step3[31], kZero); - step3[ 0] = _mm_sub_epi16(step3[ 0], s3_00_0); - step3[ 1] = _mm_sub_epi16(step3[ 1], s3_01_0); - step3[ 2] = _mm_sub_epi16(step3[ 2], s3_02_0); - step3[ 3] = _mm_sub_epi16(step3[ 3], s3_03_0); - step3[ 4] = _mm_sub_epi16(step3[ 4], s3_04_0); - step3[ 5] = _mm_sub_epi16(step3[ 5], s3_05_0); - step3[ 6] = _mm_sub_epi16(step3[ 6], s3_06_0); - step3[ 7] = _mm_sub_epi16(step3[ 7], s3_07_0); - step2[ 8] = _mm_sub_epi16(step2[ 8], s2_08_0); - step2[ 9] = _mm_sub_epi16(step2[ 9], s2_09_0); - step3[10] = _mm_sub_epi16(step3[10], s3_10_0); - step3[11] = _mm_sub_epi16(step3[11], s3_11_0); - step3[12] = _mm_sub_epi16(step3[12], s3_12_0); - step3[13] = _mm_sub_epi16(step3[13], s3_13_0); - step2[14] = _mm_sub_epi16(step2[14], s2_14_0); - step2[15] = _mm_sub_epi16(step2[15], s2_15_0); - step3[16] = _mm_sub_epi16(step3[16], s3_16_0); - step3[17] = _mm_sub_epi16(step3[17], s3_17_0); - step3[18] = _mm_sub_epi16(step3[18], s3_18_0); - step3[19] = _mm_sub_epi16(step3[19], s3_19_0); - step3[20] = _mm_sub_epi16(step3[20], s3_20_0); - step3[21] = _mm_sub_epi16(step3[21], s3_21_0); - step3[22] = _mm_sub_epi16(step3[22], s3_22_0); - step3[23] = _mm_sub_epi16(step3[23], s3_23_0); - step3[24] = _mm_sub_epi16(step3[24], s3_24_0); - step3[25] = _mm_sub_epi16(step3[25], s3_25_0); - step3[26] = _mm_sub_epi16(step3[26], s3_26_0); - step3[27] = _mm_sub_epi16(step3[27], s3_27_0); - step3[28] = _mm_sub_epi16(step3[28], s3_28_0); - step3[29] = _mm_sub_epi16(step3[29], s3_29_0); - step3[30] = _mm_sub_epi16(step3[30], s3_30_0); - step3[31] = _mm_sub_epi16(step3[31], s3_31_0); - step3[ 0] = _mm_add_epi16(step3[ 0], kOne); - step3[ 1] = _mm_add_epi16(step3[ 1], kOne); - step3[ 2] = _mm_add_epi16(step3[ 2], kOne); - step3[ 3] = _mm_add_epi16(step3[ 3], kOne); - step3[ 4] = _mm_add_epi16(step3[ 4], kOne); - step3[ 5] = _mm_add_epi16(step3[ 5], kOne); - step3[ 6] = _mm_add_epi16(step3[ 6], kOne); - step3[ 7] = _mm_add_epi16(step3[ 7], kOne); - step2[ 8] = _mm_add_epi16(step2[ 8], kOne); - step2[ 9] = _mm_add_epi16(step2[ 9], kOne); - step3[10] = _mm_add_epi16(step3[10], kOne); - step3[11] = _mm_add_epi16(step3[11], kOne); - step3[12] = _mm_add_epi16(step3[12], kOne); - step3[13] = _mm_add_epi16(step3[13], kOne); - step2[14] = _mm_add_epi16(step2[14], kOne); - step2[15] = _mm_add_epi16(step2[15], kOne); - step3[16] = _mm_add_epi16(step3[16], kOne); - step3[17] = _mm_add_epi16(step3[17], kOne); - step3[18] = _mm_add_epi16(step3[18], kOne); - step3[19] = _mm_add_epi16(step3[19], kOne); - step3[20] = _mm_add_epi16(step3[20], kOne); - step3[21] = _mm_add_epi16(step3[21], kOne); - step3[22] = _mm_add_epi16(step3[22], kOne); - step3[23] = _mm_add_epi16(step3[23], kOne); - step3[24] = _mm_add_epi16(step3[24], kOne); - step3[25] = _mm_add_epi16(step3[25], kOne); - step3[26] = _mm_add_epi16(step3[26], kOne); - step3[27] = _mm_add_epi16(step3[27], kOne); - step3[28] = _mm_add_epi16(step3[28], kOne); - step3[29] = _mm_add_epi16(step3[29], kOne); - step3[30] = _mm_add_epi16(step3[30], kOne); - step3[31] = _mm_add_epi16(step3[31], kOne); - step3[ 0] = _mm_srai_epi16(step3[ 0], 2); - step3[ 1] = _mm_srai_epi16(step3[ 1], 2); - step3[ 2] = _mm_srai_epi16(step3[ 2], 2); - step3[ 3] = _mm_srai_epi16(step3[ 3], 2); - step3[ 4] = _mm_srai_epi16(step3[ 4], 2); - step3[ 5] = _mm_srai_epi16(step3[ 5], 2); - step3[ 6] = _mm_srai_epi16(step3[ 6], 2); - step3[ 7] = _mm_srai_epi16(step3[ 7], 2); - step2[ 8] = _mm_srai_epi16(step2[ 8], 2); - step2[ 9] = _mm_srai_epi16(step2[ 9], 2); - step3[10] = _mm_srai_epi16(step3[10], 2); - step3[11] = _mm_srai_epi16(step3[11], 2); - step3[12] = _mm_srai_epi16(step3[12], 2); - step3[13] = _mm_srai_epi16(step3[13], 2); - step2[14] = _mm_srai_epi16(step2[14], 2); - step2[15] = _mm_srai_epi16(step2[15], 2); - step3[16] = _mm_srai_epi16(step3[16], 2); - step3[17] = _mm_srai_epi16(step3[17], 2); - step3[18] = _mm_srai_epi16(step3[18], 2); - step3[19] = _mm_srai_epi16(step3[19], 2); - step3[20] = _mm_srai_epi16(step3[20], 2); - step3[21] = _mm_srai_epi16(step3[21], 2); - step3[22] = _mm_srai_epi16(step3[22], 2); - step3[23] = _mm_srai_epi16(step3[23], 2); - step3[24] = _mm_srai_epi16(step3[24], 2); - step3[25] = _mm_srai_epi16(step3[25], 2); - step3[26] = _mm_srai_epi16(step3[26], 2); - step3[27] = _mm_srai_epi16(step3[27], 2); - step3[28] = _mm_srai_epi16(step3[28], 2); - step3[29] = _mm_srai_epi16(step3[29], 2); - step3[30] = _mm_srai_epi16(step3[30], 2); - step3[31] = _mm_srai_epi16(step3[31], 2); - } - // Stage 4 - { - step1[ 0] = _mm_add_epi16(step3[ 3], step3[ 0]); - step1[ 1] = _mm_add_epi16(step3[ 2], step3[ 1]); - step1[ 2] = _mm_sub_epi16(step3[ 1], step3[ 2]); - step1[ 3] = _mm_sub_epi16(step3[ 0], step3[ 3]); - step1[ 8] = _mm_add_epi16(step3[11], step2[ 8]); - step1[ 9] = _mm_add_epi16(step3[10], step2[ 9]); - step1[10] = _mm_sub_epi16(step2[ 9], step3[10]); - step1[11] = _mm_sub_epi16(step2[ 8], step3[11]); - step1[12] = _mm_sub_epi16(step2[15], step3[12]); - step1[13] = _mm_sub_epi16(step2[14], step3[13]); - step1[14] = _mm_add_epi16(step3[13], step2[14]); - step1[15] = _mm_add_epi16(step3[12], step2[15]); - } - { - const __m128i s1_05_0 = _mm_unpacklo_epi16(step3[6], step3[5]); - const __m128i s1_05_1 = _mm_unpackhi_epi16(step3[6], step3[5]); - const __m128i s1_05_2 = _mm_madd_epi16(s1_05_0, k__cospi_p16_m16); - const __m128i s1_05_3 = _mm_madd_epi16(s1_05_1, k__cospi_p16_m16); - const __m128i s1_06_2 = _mm_madd_epi16(s1_05_0, k__cospi_p16_p16); - const __m128i s1_06_3 = _mm_madd_epi16(s1_05_1, k__cospi_p16_p16); - // dct_const_round_shift - const __m128i s1_05_4 = _mm_add_epi32(s1_05_2, k__DCT_CONST_ROUNDING); - const __m128i s1_05_5 = _mm_add_epi32(s1_05_3, k__DCT_CONST_ROUNDING); - const __m128i s1_06_4 = _mm_add_epi32(s1_06_2, k__DCT_CONST_ROUNDING); - const __m128i s1_06_5 = _mm_add_epi32(s1_06_3, k__DCT_CONST_ROUNDING); - const __m128i s1_05_6 = _mm_srai_epi32(s1_05_4, DCT_CONST_BITS); - const __m128i s1_05_7 = _mm_srai_epi32(s1_05_5, DCT_CONST_BITS); - const __m128i s1_06_6 = _mm_srai_epi32(s1_06_4, DCT_CONST_BITS); - const __m128i s1_06_7 = _mm_srai_epi32(s1_06_5, DCT_CONST_BITS); - // Combine - step1[5] = _mm_packs_epi32(s1_05_6, s1_05_7); - step1[6] = _mm_packs_epi32(s1_06_6, s1_06_7); - } - { - const __m128i s1_18_0 = _mm_unpacklo_epi16(step3[18], step3[29]); - const __m128i s1_18_1 = _mm_unpackhi_epi16(step3[18], step3[29]); - const __m128i s1_19_0 = _mm_unpacklo_epi16(step3[19], step3[28]); - const __m128i s1_19_1 = _mm_unpackhi_epi16(step3[19], step3[28]); - const __m128i s1_20_0 = _mm_unpacklo_epi16(step3[20], step3[27]); - const __m128i s1_20_1 = _mm_unpackhi_epi16(step3[20], step3[27]); - const __m128i s1_21_0 = _mm_unpacklo_epi16(step3[21], step3[26]); - const __m128i s1_21_1 = _mm_unpackhi_epi16(step3[21], step3[26]); - const __m128i s1_18_2 = _mm_madd_epi16(s1_18_0, k__cospi_m08_p24); - const __m128i s1_18_3 = _mm_madd_epi16(s1_18_1, k__cospi_m08_p24); - const __m128i s1_19_2 = _mm_madd_epi16(s1_19_0, k__cospi_m08_p24); - const __m128i s1_19_3 = _mm_madd_epi16(s1_19_1, k__cospi_m08_p24); - const __m128i s1_20_2 = _mm_madd_epi16(s1_20_0, k__cospi_m24_m08); - const __m128i s1_20_3 = _mm_madd_epi16(s1_20_1, k__cospi_m24_m08); - const __m128i s1_21_2 = _mm_madd_epi16(s1_21_0, k__cospi_m24_m08); - const __m128i s1_21_3 = _mm_madd_epi16(s1_21_1, k__cospi_m24_m08); - const __m128i s1_26_2 = _mm_madd_epi16(s1_21_0, k__cospi_m08_p24); - const __m128i s1_26_3 = _mm_madd_epi16(s1_21_1, k__cospi_m08_p24); - const __m128i s1_27_2 = _mm_madd_epi16(s1_20_0, k__cospi_m08_p24); - const __m128i s1_27_3 = _mm_madd_epi16(s1_20_1, k__cospi_m08_p24); - const __m128i s1_28_2 = _mm_madd_epi16(s1_19_0, k__cospi_p24_p08); - const __m128i s1_28_3 = _mm_madd_epi16(s1_19_1, k__cospi_p24_p08); - const __m128i s1_29_2 = _mm_madd_epi16(s1_18_0, k__cospi_p24_p08); - const __m128i s1_29_3 = _mm_madd_epi16(s1_18_1, k__cospi_p24_p08); - // dct_const_round_shift - const __m128i s1_18_4 = _mm_add_epi32(s1_18_2, k__DCT_CONST_ROUNDING); - const __m128i s1_18_5 = _mm_add_epi32(s1_18_3, k__DCT_CONST_ROUNDING); - const __m128i s1_19_4 = _mm_add_epi32(s1_19_2, k__DCT_CONST_ROUNDING); - const __m128i s1_19_5 = _mm_add_epi32(s1_19_3, k__DCT_CONST_ROUNDING); - const __m128i s1_20_4 = _mm_add_epi32(s1_20_2, k__DCT_CONST_ROUNDING); - const __m128i s1_20_5 = _mm_add_epi32(s1_20_3, k__DCT_CONST_ROUNDING); - const __m128i s1_21_4 = _mm_add_epi32(s1_21_2, k__DCT_CONST_ROUNDING); - const __m128i s1_21_5 = _mm_add_epi32(s1_21_3, k__DCT_CONST_ROUNDING); - const __m128i s1_26_4 = _mm_add_epi32(s1_26_2, k__DCT_CONST_ROUNDING); - const __m128i s1_26_5 = _mm_add_epi32(s1_26_3, k__DCT_CONST_ROUNDING); - const __m128i s1_27_4 = _mm_add_epi32(s1_27_2, k__DCT_CONST_ROUNDING); - const __m128i s1_27_5 = _mm_add_epi32(s1_27_3, k__DCT_CONST_ROUNDING); - const __m128i s1_28_4 = _mm_add_epi32(s1_28_2, k__DCT_CONST_ROUNDING); - const __m128i s1_28_5 = _mm_add_epi32(s1_28_3, k__DCT_CONST_ROUNDING); - const __m128i s1_29_4 = _mm_add_epi32(s1_29_2, k__DCT_CONST_ROUNDING); - const __m128i s1_29_5 = _mm_add_epi32(s1_29_3, k__DCT_CONST_ROUNDING); - const __m128i s1_18_6 = _mm_srai_epi32(s1_18_4, DCT_CONST_BITS); - const __m128i s1_18_7 = _mm_srai_epi32(s1_18_5, DCT_CONST_BITS); - const __m128i s1_19_6 = _mm_srai_epi32(s1_19_4, DCT_CONST_BITS); - const __m128i s1_19_7 = _mm_srai_epi32(s1_19_5, DCT_CONST_BITS); - const __m128i s1_20_6 = _mm_srai_epi32(s1_20_4, DCT_CONST_BITS); - const __m128i s1_20_7 = _mm_srai_epi32(s1_20_5, DCT_CONST_BITS); - const __m128i s1_21_6 = _mm_srai_epi32(s1_21_4, DCT_CONST_BITS); - const __m128i s1_21_7 = _mm_srai_epi32(s1_21_5, DCT_CONST_BITS); - const __m128i s1_26_6 = _mm_srai_epi32(s1_26_4, DCT_CONST_BITS); - const __m128i s1_26_7 = _mm_srai_epi32(s1_26_5, DCT_CONST_BITS); - const __m128i s1_27_6 = _mm_srai_epi32(s1_27_4, DCT_CONST_BITS); - const __m128i s1_27_7 = _mm_srai_epi32(s1_27_5, DCT_CONST_BITS); - const __m128i s1_28_6 = _mm_srai_epi32(s1_28_4, DCT_CONST_BITS); - const __m128i s1_28_7 = _mm_srai_epi32(s1_28_5, DCT_CONST_BITS); - const __m128i s1_29_6 = _mm_srai_epi32(s1_29_4, DCT_CONST_BITS); - const __m128i s1_29_7 = _mm_srai_epi32(s1_29_5, DCT_CONST_BITS); - // Combine - step1[18] = _mm_packs_epi32(s1_18_6, s1_18_7); - step1[19] = _mm_packs_epi32(s1_19_6, s1_19_7); - step1[20] = _mm_packs_epi32(s1_20_6, s1_20_7); - step1[21] = _mm_packs_epi32(s1_21_6, s1_21_7); - step1[26] = _mm_packs_epi32(s1_26_6, s1_26_7); - step1[27] = _mm_packs_epi32(s1_27_6, s1_27_7); - step1[28] = _mm_packs_epi32(s1_28_6, s1_28_7); - step1[29] = _mm_packs_epi32(s1_29_6, s1_29_7); - } - // Stage 5 - { - step2[4] = _mm_add_epi16(step1[5], step3[4]); - step2[5] = _mm_sub_epi16(step3[4], step1[5]); - step2[6] = _mm_sub_epi16(step3[7], step1[6]); - step2[7] = _mm_add_epi16(step1[6], step3[7]); - } - { - const __m128i out_00_0 = _mm_unpacklo_epi16(step1[0], step1[1]); - const __m128i out_00_1 = _mm_unpackhi_epi16(step1[0], step1[1]); - const __m128i out_08_0 = _mm_unpacklo_epi16(step1[2], step1[3]); - const __m128i out_08_1 = _mm_unpackhi_epi16(step1[2], step1[3]); - const __m128i out_00_2 = _mm_madd_epi16(out_00_0, k__cospi_p16_p16); - const __m128i out_00_3 = _mm_madd_epi16(out_00_1, k__cospi_p16_p16); - const __m128i out_16_2 = _mm_madd_epi16(out_00_0, k__cospi_p16_m16); - const __m128i out_16_3 = _mm_madd_epi16(out_00_1, k__cospi_p16_m16); - const __m128i out_08_2 = _mm_madd_epi16(out_08_0, k__cospi_p24_p08); - const __m128i out_08_3 = _mm_madd_epi16(out_08_1, k__cospi_p24_p08); - const __m128i out_24_2 = _mm_madd_epi16(out_08_0, k__cospi_m08_p24); - const __m128i out_24_3 = _mm_madd_epi16(out_08_1, k__cospi_m08_p24); - // dct_const_round_shift - const __m128i out_00_4 = _mm_add_epi32(out_00_2, k__DCT_CONST_ROUNDING); - const __m128i out_00_5 = _mm_add_epi32(out_00_3, k__DCT_CONST_ROUNDING); - const __m128i out_16_4 = _mm_add_epi32(out_16_2, k__DCT_CONST_ROUNDING); - const __m128i out_16_5 = _mm_add_epi32(out_16_3, k__DCT_CONST_ROUNDING); - const __m128i out_08_4 = _mm_add_epi32(out_08_2, k__DCT_CONST_ROUNDING); - const __m128i out_08_5 = _mm_add_epi32(out_08_3, k__DCT_CONST_ROUNDING); - const __m128i out_24_4 = _mm_add_epi32(out_24_2, k__DCT_CONST_ROUNDING); - const __m128i out_24_5 = _mm_add_epi32(out_24_3, k__DCT_CONST_ROUNDING); - const __m128i out_00_6 = _mm_srai_epi32(out_00_4, DCT_CONST_BITS); - const __m128i out_00_7 = _mm_srai_epi32(out_00_5, DCT_CONST_BITS); - const __m128i out_16_6 = _mm_srai_epi32(out_16_4, DCT_CONST_BITS); - const __m128i out_16_7 = _mm_srai_epi32(out_16_5, DCT_CONST_BITS); - const __m128i out_08_6 = _mm_srai_epi32(out_08_4, DCT_CONST_BITS); - const __m128i out_08_7 = _mm_srai_epi32(out_08_5, DCT_CONST_BITS); - const __m128i out_24_6 = _mm_srai_epi32(out_24_4, DCT_CONST_BITS); - const __m128i out_24_7 = _mm_srai_epi32(out_24_5, DCT_CONST_BITS); - // Combine - out[ 0] = _mm_packs_epi32(out_00_6, out_00_7); - out[16] = _mm_packs_epi32(out_16_6, out_16_7); - out[ 8] = _mm_packs_epi32(out_08_6, out_08_7); - out[24] = _mm_packs_epi32(out_24_6, out_24_7); - } - { - const __m128i s2_09_0 = _mm_unpacklo_epi16(step1[ 9], step1[14]); - const __m128i s2_09_1 = _mm_unpackhi_epi16(step1[ 9], step1[14]); - const __m128i s2_10_0 = _mm_unpacklo_epi16(step1[10], step1[13]); - const __m128i s2_10_1 = _mm_unpackhi_epi16(step1[10], step1[13]); - const __m128i s2_09_2 = _mm_madd_epi16(s2_09_0, k__cospi_m08_p24); - const __m128i s2_09_3 = _mm_madd_epi16(s2_09_1, k__cospi_m08_p24); - const __m128i s2_10_2 = _mm_madd_epi16(s2_10_0, k__cospi_m24_m08); - const __m128i s2_10_3 = _mm_madd_epi16(s2_10_1, k__cospi_m24_m08); - const __m128i s2_13_2 = _mm_madd_epi16(s2_10_0, k__cospi_m08_p24); - const __m128i s2_13_3 = _mm_madd_epi16(s2_10_1, k__cospi_m08_p24); - const __m128i s2_14_2 = _mm_madd_epi16(s2_09_0, k__cospi_p24_p08); - const __m128i s2_14_3 = _mm_madd_epi16(s2_09_1, k__cospi_p24_p08); - // dct_const_round_shift - const __m128i s2_09_4 = _mm_add_epi32(s2_09_2, k__DCT_CONST_ROUNDING); - const __m128i s2_09_5 = _mm_add_epi32(s2_09_3, k__DCT_CONST_ROUNDING); - const __m128i s2_10_4 = _mm_add_epi32(s2_10_2, k__DCT_CONST_ROUNDING); - const __m128i s2_10_5 = _mm_add_epi32(s2_10_3, k__DCT_CONST_ROUNDING); - const __m128i s2_13_4 = _mm_add_epi32(s2_13_2, k__DCT_CONST_ROUNDING); - const __m128i s2_13_5 = _mm_add_epi32(s2_13_3, k__DCT_CONST_ROUNDING); - const __m128i s2_14_4 = _mm_add_epi32(s2_14_2, k__DCT_CONST_ROUNDING); - const __m128i s2_14_5 = _mm_add_epi32(s2_14_3, k__DCT_CONST_ROUNDING); - const __m128i s2_09_6 = _mm_srai_epi32(s2_09_4, DCT_CONST_BITS); - const __m128i s2_09_7 = _mm_srai_epi32(s2_09_5, DCT_CONST_BITS); - const __m128i s2_10_6 = _mm_srai_epi32(s2_10_4, DCT_CONST_BITS); - const __m128i s2_10_7 = _mm_srai_epi32(s2_10_5, DCT_CONST_BITS); - const __m128i s2_13_6 = _mm_srai_epi32(s2_13_4, DCT_CONST_BITS); - const __m128i s2_13_7 = _mm_srai_epi32(s2_13_5, DCT_CONST_BITS); - const __m128i s2_14_6 = _mm_srai_epi32(s2_14_4, DCT_CONST_BITS); - const __m128i s2_14_7 = _mm_srai_epi32(s2_14_5, DCT_CONST_BITS); - // Combine - step2[ 9] = _mm_packs_epi32(s2_09_6, s2_09_7); - step2[10] = _mm_packs_epi32(s2_10_6, s2_10_7); - step2[13] = _mm_packs_epi32(s2_13_6, s2_13_7); - step2[14] = _mm_packs_epi32(s2_14_6, s2_14_7); - } - { - step2[16] = _mm_add_epi16(step1[19], step3[16]); - step2[17] = _mm_add_epi16(step1[18], step3[17]); - step2[18] = _mm_sub_epi16(step3[17], step1[18]); - step2[19] = _mm_sub_epi16(step3[16], step1[19]); - step2[20] = _mm_sub_epi16(step3[23], step1[20]); - step2[21] = _mm_sub_epi16(step3[22], step1[21]); - step2[22] = _mm_add_epi16(step1[21], step3[22]); - step2[23] = _mm_add_epi16(step1[20], step3[23]); - step2[24] = _mm_add_epi16(step1[27], step3[24]); - step2[25] = _mm_add_epi16(step1[26], step3[25]); - step2[26] = _mm_sub_epi16(step3[25], step1[26]); - step2[27] = _mm_sub_epi16(step3[24], step1[27]); - step2[28] = _mm_sub_epi16(step3[31], step1[28]); - step2[29] = _mm_sub_epi16(step3[30], step1[29]); - step2[30] = _mm_add_epi16(step1[29], step3[30]); - step2[31] = _mm_add_epi16(step1[28], step3[31]); - } - // Stage 6 - { - const __m128i out_04_0 = _mm_unpacklo_epi16(step2[4], step2[7]); - const __m128i out_04_1 = _mm_unpackhi_epi16(step2[4], step2[7]); - const __m128i out_20_0 = _mm_unpacklo_epi16(step2[5], step2[6]); - const __m128i out_20_1 = _mm_unpackhi_epi16(step2[5], step2[6]); - const __m128i out_12_0 = _mm_unpacklo_epi16(step2[5], step2[6]); - const __m128i out_12_1 = _mm_unpackhi_epi16(step2[5], step2[6]); - const __m128i out_28_0 = _mm_unpacklo_epi16(step2[4], step2[7]); - const __m128i out_28_1 = _mm_unpackhi_epi16(step2[4], step2[7]); - const __m128i out_04_2 = _mm_madd_epi16(out_04_0, k__cospi_p28_p04); - const __m128i out_04_3 = _mm_madd_epi16(out_04_1, k__cospi_p28_p04); - const __m128i out_20_2 = _mm_madd_epi16(out_20_0, k__cospi_p12_p20); - const __m128i out_20_3 = _mm_madd_epi16(out_20_1, k__cospi_p12_p20); - const __m128i out_12_2 = _mm_madd_epi16(out_12_0, k__cospi_m20_p12); - const __m128i out_12_3 = _mm_madd_epi16(out_12_1, k__cospi_m20_p12); - const __m128i out_28_2 = _mm_madd_epi16(out_28_0, k__cospi_m04_p28); - const __m128i out_28_3 = _mm_madd_epi16(out_28_1, k__cospi_m04_p28); - // dct_const_round_shift - const __m128i out_04_4 = _mm_add_epi32(out_04_2, k__DCT_CONST_ROUNDING); - const __m128i out_04_5 = _mm_add_epi32(out_04_3, k__DCT_CONST_ROUNDING); - const __m128i out_20_4 = _mm_add_epi32(out_20_2, k__DCT_CONST_ROUNDING); - const __m128i out_20_5 = _mm_add_epi32(out_20_3, k__DCT_CONST_ROUNDING); - const __m128i out_12_4 = _mm_add_epi32(out_12_2, k__DCT_CONST_ROUNDING); - const __m128i out_12_5 = _mm_add_epi32(out_12_3, k__DCT_CONST_ROUNDING); - const __m128i out_28_4 = _mm_add_epi32(out_28_2, k__DCT_CONST_ROUNDING); - const __m128i out_28_5 = _mm_add_epi32(out_28_3, k__DCT_CONST_ROUNDING); - const __m128i out_04_6 = _mm_srai_epi32(out_04_4, DCT_CONST_BITS); - const __m128i out_04_7 = _mm_srai_epi32(out_04_5, DCT_CONST_BITS); - const __m128i out_20_6 = _mm_srai_epi32(out_20_4, DCT_CONST_BITS); - const __m128i out_20_7 = _mm_srai_epi32(out_20_5, DCT_CONST_BITS); - const __m128i out_12_6 = _mm_srai_epi32(out_12_4, DCT_CONST_BITS); - const __m128i out_12_7 = _mm_srai_epi32(out_12_5, DCT_CONST_BITS); - const __m128i out_28_6 = _mm_srai_epi32(out_28_4, DCT_CONST_BITS); - const __m128i out_28_7 = _mm_srai_epi32(out_28_5, DCT_CONST_BITS); - // Combine - out[ 4] = _mm_packs_epi32(out_04_6, out_04_7); - out[20] = _mm_packs_epi32(out_20_6, out_20_7); - out[12] = _mm_packs_epi32(out_12_6, out_12_7); - out[28] = _mm_packs_epi32(out_28_6, out_28_7); - } - { - step3[ 8] = _mm_add_epi16(step2[ 9], step1[ 8]); - step3[ 9] = _mm_sub_epi16(step1[ 8], step2[ 9]); - step3[10] = _mm_sub_epi16(step1[11], step2[10]); - step3[11] = _mm_add_epi16(step2[10], step1[11]); - step3[12] = _mm_add_epi16(step2[13], step1[12]); - step3[13] = _mm_sub_epi16(step1[12], step2[13]); - step3[14] = _mm_sub_epi16(step1[15], step2[14]); - step3[15] = _mm_add_epi16(step2[14], step1[15]); - } - { - const __m128i s3_17_0 = _mm_unpacklo_epi16(step2[17], step2[30]); - const __m128i s3_17_1 = _mm_unpackhi_epi16(step2[17], step2[30]); - const __m128i s3_18_0 = _mm_unpacklo_epi16(step2[18], step2[29]); - const __m128i s3_18_1 = _mm_unpackhi_epi16(step2[18], step2[29]); - const __m128i s3_21_0 = _mm_unpacklo_epi16(step2[21], step2[26]); - const __m128i s3_21_1 = _mm_unpackhi_epi16(step2[21], step2[26]); - const __m128i s3_22_0 = _mm_unpacklo_epi16(step2[22], step2[25]); - const __m128i s3_22_1 = _mm_unpackhi_epi16(step2[22], step2[25]); - const __m128i s3_17_2 = _mm_madd_epi16(s3_17_0, k__cospi_m04_p28); - const __m128i s3_17_3 = _mm_madd_epi16(s3_17_1, k__cospi_m04_p28); - const __m128i s3_18_2 = _mm_madd_epi16(s3_18_0, k__cospi_m28_m04); - const __m128i s3_18_3 = _mm_madd_epi16(s3_18_1, k__cospi_m28_m04); - const __m128i s3_21_2 = _mm_madd_epi16(s3_21_0, k__cospi_m20_p12); - const __m128i s3_21_3 = _mm_madd_epi16(s3_21_1, k__cospi_m20_p12); - const __m128i s3_22_2 = _mm_madd_epi16(s3_22_0, k__cospi_m12_m20); - const __m128i s3_22_3 = _mm_madd_epi16(s3_22_1, k__cospi_m12_m20); - const __m128i s3_25_2 = _mm_madd_epi16(s3_22_0, k__cospi_m20_p12); - const __m128i s3_25_3 = _mm_madd_epi16(s3_22_1, k__cospi_m20_p12); - const __m128i s3_26_2 = _mm_madd_epi16(s3_21_0, k__cospi_p12_p20); - const __m128i s3_26_3 = _mm_madd_epi16(s3_21_1, k__cospi_p12_p20); - const __m128i s3_29_2 = _mm_madd_epi16(s3_18_0, k__cospi_m04_p28); - const __m128i s3_29_3 = _mm_madd_epi16(s3_18_1, k__cospi_m04_p28); - const __m128i s3_30_2 = _mm_madd_epi16(s3_17_0, k__cospi_p28_p04); - const __m128i s3_30_3 = _mm_madd_epi16(s3_17_1, k__cospi_p28_p04); - // dct_const_round_shift - const __m128i s3_17_4 = _mm_add_epi32(s3_17_2, k__DCT_CONST_ROUNDING); - const __m128i s3_17_5 = _mm_add_epi32(s3_17_3, k__DCT_CONST_ROUNDING); - const __m128i s3_18_4 = _mm_add_epi32(s3_18_2, k__DCT_CONST_ROUNDING); - const __m128i s3_18_5 = _mm_add_epi32(s3_18_3, k__DCT_CONST_ROUNDING); - const __m128i s3_21_4 = _mm_add_epi32(s3_21_2, k__DCT_CONST_ROUNDING); - const __m128i s3_21_5 = _mm_add_epi32(s3_21_3, k__DCT_CONST_ROUNDING); - const __m128i s3_22_4 = _mm_add_epi32(s3_22_2, k__DCT_CONST_ROUNDING); - const __m128i s3_22_5 = _mm_add_epi32(s3_22_3, k__DCT_CONST_ROUNDING); - const __m128i s3_17_6 = _mm_srai_epi32(s3_17_4, DCT_CONST_BITS); - const __m128i s3_17_7 = _mm_srai_epi32(s3_17_5, DCT_CONST_BITS); - const __m128i s3_18_6 = _mm_srai_epi32(s3_18_4, DCT_CONST_BITS); - const __m128i s3_18_7 = _mm_srai_epi32(s3_18_5, DCT_CONST_BITS); - const __m128i s3_21_6 = _mm_srai_epi32(s3_21_4, DCT_CONST_BITS); - const __m128i s3_21_7 = _mm_srai_epi32(s3_21_5, DCT_CONST_BITS); - const __m128i s3_22_6 = _mm_srai_epi32(s3_22_4, DCT_CONST_BITS); - const __m128i s3_22_7 = _mm_srai_epi32(s3_22_5, DCT_CONST_BITS); - const __m128i s3_25_4 = _mm_add_epi32(s3_25_2, k__DCT_CONST_ROUNDING); - const __m128i s3_25_5 = _mm_add_epi32(s3_25_3, k__DCT_CONST_ROUNDING); - const __m128i s3_26_4 = _mm_add_epi32(s3_26_2, k__DCT_CONST_ROUNDING); - const __m128i s3_26_5 = _mm_add_epi32(s3_26_3, k__DCT_CONST_ROUNDING); - const __m128i s3_29_4 = _mm_add_epi32(s3_29_2, k__DCT_CONST_ROUNDING); - const __m128i s3_29_5 = _mm_add_epi32(s3_29_3, k__DCT_CONST_ROUNDING); - const __m128i s3_30_4 = _mm_add_epi32(s3_30_2, k__DCT_CONST_ROUNDING); - const __m128i s3_30_5 = _mm_add_epi32(s3_30_3, k__DCT_CONST_ROUNDING); - const __m128i s3_25_6 = _mm_srai_epi32(s3_25_4, DCT_CONST_BITS); - const __m128i s3_25_7 = _mm_srai_epi32(s3_25_5, DCT_CONST_BITS); - const __m128i s3_26_6 = _mm_srai_epi32(s3_26_4, DCT_CONST_BITS); - const __m128i s3_26_7 = _mm_srai_epi32(s3_26_5, DCT_CONST_BITS); - const __m128i s3_29_6 = _mm_srai_epi32(s3_29_4, DCT_CONST_BITS); - const __m128i s3_29_7 = _mm_srai_epi32(s3_29_5, DCT_CONST_BITS); - const __m128i s3_30_6 = _mm_srai_epi32(s3_30_4, DCT_CONST_BITS); - const __m128i s3_30_7 = _mm_srai_epi32(s3_30_5, DCT_CONST_BITS); - // Combine - step3[17] = _mm_packs_epi32(s3_17_6, s3_17_7); - step3[18] = _mm_packs_epi32(s3_18_6, s3_18_7); - step3[21] = _mm_packs_epi32(s3_21_6, s3_21_7); - step3[22] = _mm_packs_epi32(s3_22_6, s3_22_7); - // Combine - step3[25] = _mm_packs_epi32(s3_25_6, s3_25_7); - step3[26] = _mm_packs_epi32(s3_26_6, s3_26_7); - step3[29] = _mm_packs_epi32(s3_29_6, s3_29_7); - step3[30] = _mm_packs_epi32(s3_30_6, s3_30_7); - } - // Stage 7 - { - const __m128i out_02_0 = _mm_unpacklo_epi16(step3[ 8], step3[15]); - const __m128i out_02_1 = _mm_unpackhi_epi16(step3[ 8], step3[15]); - const __m128i out_18_0 = _mm_unpacklo_epi16(step3[ 9], step3[14]); - const __m128i out_18_1 = _mm_unpackhi_epi16(step3[ 9], step3[14]); - const __m128i out_10_0 = _mm_unpacklo_epi16(step3[10], step3[13]); - const __m128i out_10_1 = _mm_unpackhi_epi16(step3[10], step3[13]); - const __m128i out_26_0 = _mm_unpacklo_epi16(step3[11], step3[12]); - const __m128i out_26_1 = _mm_unpackhi_epi16(step3[11], step3[12]); - const __m128i out_02_2 = _mm_madd_epi16(out_02_0, k__cospi_p30_p02); - const __m128i out_02_3 = _mm_madd_epi16(out_02_1, k__cospi_p30_p02); - const __m128i out_18_2 = _mm_madd_epi16(out_18_0, k__cospi_p14_p18); - const __m128i out_18_3 = _mm_madd_epi16(out_18_1, k__cospi_p14_p18); - const __m128i out_10_2 = _mm_madd_epi16(out_10_0, k__cospi_p22_p10); - const __m128i out_10_3 = _mm_madd_epi16(out_10_1, k__cospi_p22_p10); - const __m128i out_26_2 = _mm_madd_epi16(out_26_0, k__cospi_p06_p26); - const __m128i out_26_3 = _mm_madd_epi16(out_26_1, k__cospi_p06_p26); - const __m128i out_06_2 = _mm_madd_epi16(out_26_0, k__cospi_m26_p06); - const __m128i out_06_3 = _mm_madd_epi16(out_26_1, k__cospi_m26_p06); - const __m128i out_22_2 = _mm_madd_epi16(out_10_0, k__cospi_m10_p22); - const __m128i out_22_3 = _mm_madd_epi16(out_10_1, k__cospi_m10_p22); - const __m128i out_14_2 = _mm_madd_epi16(out_18_0, k__cospi_m18_p14); - const __m128i out_14_3 = _mm_madd_epi16(out_18_1, k__cospi_m18_p14); - const __m128i out_30_2 = _mm_madd_epi16(out_02_0, k__cospi_m02_p30); - const __m128i out_30_3 = _mm_madd_epi16(out_02_1, k__cospi_m02_p30); - // dct_const_round_shift - const __m128i out_02_4 = _mm_add_epi32(out_02_2, k__DCT_CONST_ROUNDING); - const __m128i out_02_5 = _mm_add_epi32(out_02_3, k__DCT_CONST_ROUNDING); - const __m128i out_18_4 = _mm_add_epi32(out_18_2, k__DCT_CONST_ROUNDING); - const __m128i out_18_5 = _mm_add_epi32(out_18_3, k__DCT_CONST_ROUNDING); - const __m128i out_10_4 = _mm_add_epi32(out_10_2, k__DCT_CONST_ROUNDING); - const __m128i out_10_5 = _mm_add_epi32(out_10_3, k__DCT_CONST_ROUNDING); - const __m128i out_26_4 = _mm_add_epi32(out_26_2, k__DCT_CONST_ROUNDING); - const __m128i out_26_5 = _mm_add_epi32(out_26_3, k__DCT_CONST_ROUNDING); - const __m128i out_06_4 = _mm_add_epi32(out_06_2, k__DCT_CONST_ROUNDING); - const __m128i out_06_5 = _mm_add_epi32(out_06_3, k__DCT_CONST_ROUNDING); - const __m128i out_22_4 = _mm_add_epi32(out_22_2, k__DCT_CONST_ROUNDING); - const __m128i out_22_5 = _mm_add_epi32(out_22_3, k__DCT_CONST_ROUNDING); - const __m128i out_14_4 = _mm_add_epi32(out_14_2, k__DCT_CONST_ROUNDING); - const __m128i out_14_5 = _mm_add_epi32(out_14_3, k__DCT_CONST_ROUNDING); - const __m128i out_30_4 = _mm_add_epi32(out_30_2, k__DCT_CONST_ROUNDING); - const __m128i out_30_5 = _mm_add_epi32(out_30_3, k__DCT_CONST_ROUNDING); - const __m128i out_02_6 = _mm_srai_epi32(out_02_4, DCT_CONST_BITS); - const __m128i out_02_7 = _mm_srai_epi32(out_02_5, DCT_CONST_BITS); - const __m128i out_18_6 = _mm_srai_epi32(out_18_4, DCT_CONST_BITS); - const __m128i out_18_7 = _mm_srai_epi32(out_18_5, DCT_CONST_BITS); - const __m128i out_10_6 = _mm_srai_epi32(out_10_4, DCT_CONST_BITS); - const __m128i out_10_7 = _mm_srai_epi32(out_10_5, DCT_CONST_BITS); - const __m128i out_26_6 = _mm_srai_epi32(out_26_4, DCT_CONST_BITS); - const __m128i out_26_7 = _mm_srai_epi32(out_26_5, DCT_CONST_BITS); - const __m128i out_06_6 = _mm_srai_epi32(out_06_4, DCT_CONST_BITS); - const __m128i out_06_7 = _mm_srai_epi32(out_06_5, DCT_CONST_BITS); - const __m128i out_22_6 = _mm_srai_epi32(out_22_4, DCT_CONST_BITS); - const __m128i out_22_7 = _mm_srai_epi32(out_22_5, DCT_CONST_BITS); - const __m128i out_14_6 = _mm_srai_epi32(out_14_4, DCT_CONST_BITS); - const __m128i out_14_7 = _mm_srai_epi32(out_14_5, DCT_CONST_BITS); - const __m128i out_30_6 = _mm_srai_epi32(out_30_4, DCT_CONST_BITS); - const __m128i out_30_7 = _mm_srai_epi32(out_30_5, DCT_CONST_BITS); - // Combine - out[ 2] = _mm_packs_epi32(out_02_6, out_02_7); - out[18] = _mm_packs_epi32(out_18_6, out_18_7); - out[10] = _mm_packs_epi32(out_10_6, out_10_7); - out[26] = _mm_packs_epi32(out_26_6, out_26_7); - out[ 6] = _mm_packs_epi32(out_06_6, out_06_7); - out[22] = _mm_packs_epi32(out_22_6, out_22_7); - out[14] = _mm_packs_epi32(out_14_6, out_14_7); - out[30] = _mm_packs_epi32(out_30_6, out_30_7); - } - { - step1[16] = _mm_add_epi16(step3[17], step2[16]); - step1[17] = _mm_sub_epi16(step2[16], step3[17]); - step1[18] = _mm_sub_epi16(step2[19], step3[18]); - step1[19] = _mm_add_epi16(step3[18], step2[19]); - step1[20] = _mm_add_epi16(step3[21], step2[20]); - step1[21] = _mm_sub_epi16(step2[20], step3[21]); - step1[22] = _mm_sub_epi16(step2[23], step3[22]); - step1[23] = _mm_add_epi16(step3[22], step2[23]); - step1[24] = _mm_add_epi16(step3[25], step2[24]); - step1[25] = _mm_sub_epi16(step2[24], step3[25]); - step1[26] = _mm_sub_epi16(step2[27], step3[26]); - step1[27] = _mm_add_epi16(step3[26], step2[27]); - step1[28] = _mm_add_epi16(step3[29], step2[28]); - step1[29] = _mm_sub_epi16(step2[28], step3[29]); - step1[30] = _mm_sub_epi16(step2[31], step3[30]); - step1[31] = _mm_add_epi16(step3[30], step2[31]); - } - // Final stage --- outputs indices are bit-reversed. - { - const __m128i out_01_0 = _mm_unpacklo_epi16(step1[16], step1[31]); - const __m128i out_01_1 = _mm_unpackhi_epi16(step1[16], step1[31]); - const __m128i out_17_0 = _mm_unpacklo_epi16(step1[17], step1[30]); - const __m128i out_17_1 = _mm_unpackhi_epi16(step1[17], step1[30]); - const __m128i out_09_0 = _mm_unpacklo_epi16(step1[18], step1[29]); - const __m128i out_09_1 = _mm_unpackhi_epi16(step1[18], step1[29]); - const __m128i out_25_0 = _mm_unpacklo_epi16(step1[19], step1[28]); - const __m128i out_25_1 = _mm_unpackhi_epi16(step1[19], step1[28]); - const __m128i out_01_2 = _mm_madd_epi16(out_01_0, k__cospi_p31_p01); - const __m128i out_01_3 = _mm_madd_epi16(out_01_1, k__cospi_p31_p01); - const __m128i out_17_2 = _mm_madd_epi16(out_17_0, k__cospi_p15_p17); - const __m128i out_17_3 = _mm_madd_epi16(out_17_1, k__cospi_p15_p17); - const __m128i out_09_2 = _mm_madd_epi16(out_09_0, k__cospi_p23_p09); - const __m128i out_09_3 = _mm_madd_epi16(out_09_1, k__cospi_p23_p09); - const __m128i out_25_2 = _mm_madd_epi16(out_25_0, k__cospi_p07_p25); - const __m128i out_25_3 = _mm_madd_epi16(out_25_1, k__cospi_p07_p25); - const __m128i out_07_2 = _mm_madd_epi16(out_25_0, k__cospi_m25_p07); - const __m128i out_07_3 = _mm_madd_epi16(out_25_1, k__cospi_m25_p07); - const __m128i out_23_2 = _mm_madd_epi16(out_09_0, k__cospi_m09_p23); - const __m128i out_23_3 = _mm_madd_epi16(out_09_1, k__cospi_m09_p23); - const __m128i out_15_2 = _mm_madd_epi16(out_17_0, k__cospi_m17_p15); - const __m128i out_15_3 = _mm_madd_epi16(out_17_1, k__cospi_m17_p15); - const __m128i out_31_2 = _mm_madd_epi16(out_01_0, k__cospi_m01_p31); - const __m128i out_31_3 = _mm_madd_epi16(out_01_1, k__cospi_m01_p31); - // dct_const_round_shift - const __m128i out_01_4 = _mm_add_epi32(out_01_2, k__DCT_CONST_ROUNDING); - const __m128i out_01_5 = _mm_add_epi32(out_01_3, k__DCT_CONST_ROUNDING); - const __m128i out_17_4 = _mm_add_epi32(out_17_2, k__DCT_CONST_ROUNDING); - const __m128i out_17_5 = _mm_add_epi32(out_17_3, k__DCT_CONST_ROUNDING); - const __m128i out_09_4 = _mm_add_epi32(out_09_2, k__DCT_CONST_ROUNDING); - const __m128i out_09_5 = _mm_add_epi32(out_09_3, k__DCT_CONST_ROUNDING); - const __m128i out_25_4 = _mm_add_epi32(out_25_2, k__DCT_CONST_ROUNDING); - const __m128i out_25_5 = _mm_add_epi32(out_25_3, k__DCT_CONST_ROUNDING); - const __m128i out_07_4 = _mm_add_epi32(out_07_2, k__DCT_CONST_ROUNDING); - const __m128i out_07_5 = _mm_add_epi32(out_07_3, k__DCT_CONST_ROUNDING); - const __m128i out_23_4 = _mm_add_epi32(out_23_2, k__DCT_CONST_ROUNDING); - const __m128i out_23_5 = _mm_add_epi32(out_23_3, k__DCT_CONST_ROUNDING); - const __m128i out_15_4 = _mm_add_epi32(out_15_2, k__DCT_CONST_ROUNDING); - const __m128i out_15_5 = _mm_add_epi32(out_15_3, k__DCT_CONST_ROUNDING); - const __m128i out_31_4 = _mm_add_epi32(out_31_2, k__DCT_CONST_ROUNDING); - const __m128i out_31_5 = _mm_add_epi32(out_31_3, k__DCT_CONST_ROUNDING); - const __m128i out_01_6 = _mm_srai_epi32(out_01_4, DCT_CONST_BITS); - const __m128i out_01_7 = _mm_srai_epi32(out_01_5, DCT_CONST_BITS); - const __m128i out_17_6 = _mm_srai_epi32(out_17_4, DCT_CONST_BITS); - const __m128i out_17_7 = _mm_srai_epi32(out_17_5, DCT_CONST_BITS); - const __m128i out_09_6 = _mm_srai_epi32(out_09_4, DCT_CONST_BITS); - const __m128i out_09_7 = _mm_srai_epi32(out_09_5, DCT_CONST_BITS); - const __m128i out_25_6 = _mm_srai_epi32(out_25_4, DCT_CONST_BITS); - const __m128i out_25_7 = _mm_srai_epi32(out_25_5, DCT_CONST_BITS); - const __m128i out_07_6 = _mm_srai_epi32(out_07_4, DCT_CONST_BITS); - const __m128i out_07_7 = _mm_srai_epi32(out_07_5, DCT_CONST_BITS); - const __m128i out_23_6 = _mm_srai_epi32(out_23_4, DCT_CONST_BITS); - const __m128i out_23_7 = _mm_srai_epi32(out_23_5, DCT_CONST_BITS); - const __m128i out_15_6 = _mm_srai_epi32(out_15_4, DCT_CONST_BITS); - const __m128i out_15_7 = _mm_srai_epi32(out_15_5, DCT_CONST_BITS); - const __m128i out_31_6 = _mm_srai_epi32(out_31_4, DCT_CONST_BITS); - const __m128i out_31_7 = _mm_srai_epi32(out_31_5, DCT_CONST_BITS); - // Combine - out[ 1] = _mm_packs_epi32(out_01_6, out_01_7); - out[17] = _mm_packs_epi32(out_17_6, out_17_7); - out[ 9] = _mm_packs_epi32(out_09_6, out_09_7); - out[25] = _mm_packs_epi32(out_25_6, out_25_7); - out[ 7] = _mm_packs_epi32(out_07_6, out_07_7); - out[23] = _mm_packs_epi32(out_23_6, out_23_7); - out[15] = _mm_packs_epi32(out_15_6, out_15_7); - out[31] = _mm_packs_epi32(out_31_6, out_31_7); - } - { - const __m128i out_05_0 = _mm_unpacklo_epi16(step1[20], step1[27]); - const __m128i out_05_1 = _mm_unpackhi_epi16(step1[20], step1[27]); - const __m128i out_21_0 = _mm_unpacklo_epi16(step1[21], step1[26]); - const __m128i out_21_1 = _mm_unpackhi_epi16(step1[21], step1[26]); - const __m128i out_13_0 = _mm_unpacklo_epi16(step1[22], step1[25]); - const __m128i out_13_1 = _mm_unpackhi_epi16(step1[22], step1[25]); - const __m128i out_29_0 = _mm_unpacklo_epi16(step1[23], step1[24]); - const __m128i out_29_1 = _mm_unpackhi_epi16(step1[23], step1[24]); - const __m128i out_05_2 = _mm_madd_epi16(out_05_0, k__cospi_p27_p05); - const __m128i out_05_3 = _mm_madd_epi16(out_05_1, k__cospi_p27_p05); - const __m128i out_21_2 = _mm_madd_epi16(out_21_0, k__cospi_p11_p21); - const __m128i out_21_3 = _mm_madd_epi16(out_21_1, k__cospi_p11_p21); - const __m128i out_13_2 = _mm_madd_epi16(out_13_0, k__cospi_p19_p13); - const __m128i out_13_3 = _mm_madd_epi16(out_13_1, k__cospi_p19_p13); - const __m128i out_29_2 = _mm_madd_epi16(out_29_0, k__cospi_p03_p29); - const __m128i out_29_3 = _mm_madd_epi16(out_29_1, k__cospi_p03_p29); - const __m128i out_03_2 = _mm_madd_epi16(out_29_0, k__cospi_m29_p03); - const __m128i out_03_3 = _mm_madd_epi16(out_29_1, k__cospi_m29_p03); - const __m128i out_19_2 = _mm_madd_epi16(out_13_0, k__cospi_m13_p19); - const __m128i out_19_3 = _mm_madd_epi16(out_13_1, k__cospi_m13_p19); - const __m128i out_11_2 = _mm_madd_epi16(out_21_0, k__cospi_m21_p11); - const __m128i out_11_3 = _mm_madd_epi16(out_21_1, k__cospi_m21_p11); - const __m128i out_27_2 = _mm_madd_epi16(out_05_0, k__cospi_m05_p27); - const __m128i out_27_3 = _mm_madd_epi16(out_05_1, k__cospi_m05_p27); - // dct_const_round_shift - const __m128i out_05_4 = _mm_add_epi32(out_05_2, k__DCT_CONST_ROUNDING); - const __m128i out_05_5 = _mm_add_epi32(out_05_3, k__DCT_CONST_ROUNDING); - const __m128i out_21_4 = _mm_add_epi32(out_21_2, k__DCT_CONST_ROUNDING); - const __m128i out_21_5 = _mm_add_epi32(out_21_3, k__DCT_CONST_ROUNDING); - const __m128i out_13_4 = _mm_add_epi32(out_13_2, k__DCT_CONST_ROUNDING); - const __m128i out_13_5 = _mm_add_epi32(out_13_3, k__DCT_CONST_ROUNDING); - const __m128i out_29_4 = _mm_add_epi32(out_29_2, k__DCT_CONST_ROUNDING); - const __m128i out_29_5 = _mm_add_epi32(out_29_3, k__DCT_CONST_ROUNDING); - const __m128i out_03_4 = _mm_add_epi32(out_03_2, k__DCT_CONST_ROUNDING); - const __m128i out_03_5 = _mm_add_epi32(out_03_3, k__DCT_CONST_ROUNDING); - const __m128i out_19_4 = _mm_add_epi32(out_19_2, k__DCT_CONST_ROUNDING); - const __m128i out_19_5 = _mm_add_epi32(out_19_3, k__DCT_CONST_ROUNDING); - const __m128i out_11_4 = _mm_add_epi32(out_11_2, k__DCT_CONST_ROUNDING); - const __m128i out_11_5 = _mm_add_epi32(out_11_3, k__DCT_CONST_ROUNDING); - const __m128i out_27_4 = _mm_add_epi32(out_27_2, k__DCT_CONST_ROUNDING); - const __m128i out_27_5 = _mm_add_epi32(out_27_3, k__DCT_CONST_ROUNDING); - const __m128i out_05_6 = _mm_srai_epi32(out_05_4, DCT_CONST_BITS); - const __m128i out_05_7 = _mm_srai_epi32(out_05_5, DCT_CONST_BITS); - const __m128i out_21_6 = _mm_srai_epi32(out_21_4, DCT_CONST_BITS); - const __m128i out_21_7 = _mm_srai_epi32(out_21_5, DCT_CONST_BITS); - const __m128i out_13_6 = _mm_srai_epi32(out_13_4, DCT_CONST_BITS); - const __m128i out_13_7 = _mm_srai_epi32(out_13_5, DCT_CONST_BITS); - const __m128i out_29_6 = _mm_srai_epi32(out_29_4, DCT_CONST_BITS); - const __m128i out_29_7 = _mm_srai_epi32(out_29_5, DCT_CONST_BITS); - const __m128i out_03_6 = _mm_srai_epi32(out_03_4, DCT_CONST_BITS); - const __m128i out_03_7 = _mm_srai_epi32(out_03_5, DCT_CONST_BITS); - const __m128i out_19_6 = _mm_srai_epi32(out_19_4, DCT_CONST_BITS); - const __m128i out_19_7 = _mm_srai_epi32(out_19_5, DCT_CONST_BITS); - const __m128i out_11_6 = _mm_srai_epi32(out_11_4, DCT_CONST_BITS); - const __m128i out_11_7 = _mm_srai_epi32(out_11_5, DCT_CONST_BITS); - const __m128i out_27_6 = _mm_srai_epi32(out_27_4, DCT_CONST_BITS); - const __m128i out_27_7 = _mm_srai_epi32(out_27_5, DCT_CONST_BITS); - // Combine - out[ 5] = _mm_packs_epi32(out_05_6, out_05_7); - out[21] = _mm_packs_epi32(out_21_6, out_21_7); - out[13] = _mm_packs_epi32(out_13_6, out_13_7); - out[29] = _mm_packs_epi32(out_29_6, out_29_7); - out[ 3] = _mm_packs_epi32(out_03_6, out_03_7); - out[19] = _mm_packs_epi32(out_19_6, out_19_7); - out[11] = _mm_packs_epi32(out_11_6, out_11_7); - out[27] = _mm_packs_epi32(out_27_6, out_27_7); - } - // Transpose the results, do it as four 8x8 transposes. - { - int transpose_block; - int16_t *output; - if (0 == pass) { - output = &intermediate[column_start * 32]; - } else { - output = &output_org[column_start * 32]; - } - for (transpose_block = 0; transpose_block < 4; ++transpose_block) { - __m128i *this_out = &out[8 * transpose_block]; - // 00 01 02 03 04 05 06 07 - // 10 11 12 13 14 15 16 17 - // 20 21 22 23 24 25 26 27 - // 30 31 32 33 34 35 36 37 - // 40 41 42 43 44 45 46 47 - // 50 51 52 53 54 55 56 57 - // 60 61 62 63 64 65 66 67 - // 70 71 72 73 74 75 76 77 - const __m128i tr0_0 = _mm_unpacklo_epi16(this_out[0], this_out[1]); - const __m128i tr0_1 = _mm_unpacklo_epi16(this_out[2], this_out[3]); - const __m128i tr0_2 = _mm_unpackhi_epi16(this_out[0], this_out[1]); - const __m128i tr0_3 = _mm_unpackhi_epi16(this_out[2], this_out[3]); - const __m128i tr0_4 = _mm_unpacklo_epi16(this_out[4], this_out[5]); - const __m128i tr0_5 = _mm_unpacklo_epi16(this_out[6], this_out[7]); - const __m128i tr0_6 = _mm_unpackhi_epi16(this_out[4], this_out[5]); - const __m128i tr0_7 = _mm_unpackhi_epi16(this_out[6], this_out[7]); - // 00 10 01 11 02 12 03 13 - // 20 30 21 31 22 32 23 33 - // 04 14 05 15 06 16 07 17 - // 24 34 25 35 26 36 27 37 - // 40 50 41 51 42 52 43 53 - // 60 70 61 71 62 72 63 73 - // 54 54 55 55 56 56 57 57 - // 64 74 65 75 66 76 67 77 - const __m128i tr1_0 = _mm_unpacklo_epi32(tr0_0, tr0_1); - const __m128i tr1_1 = _mm_unpacklo_epi32(tr0_2, tr0_3); - const __m128i tr1_2 = _mm_unpackhi_epi32(tr0_0, tr0_1); - const __m128i tr1_3 = _mm_unpackhi_epi32(tr0_2, tr0_3); - const __m128i tr1_4 = _mm_unpacklo_epi32(tr0_4, tr0_5); - const __m128i tr1_5 = _mm_unpacklo_epi32(tr0_6, tr0_7); - const __m128i tr1_6 = _mm_unpackhi_epi32(tr0_4, tr0_5); - const __m128i tr1_7 = _mm_unpackhi_epi32(tr0_6, tr0_7); - // 00 10 20 30 01 11 21 31 - // 40 50 60 70 41 51 61 71 - // 02 12 22 32 03 13 23 33 - // 42 52 62 72 43 53 63 73 - // 04 14 24 34 05 15 21 36 - // 44 54 64 74 45 55 61 76 - // 06 16 26 36 07 17 27 37 - // 46 56 66 76 47 57 67 77 - __m128i tr2_0 = _mm_unpacklo_epi64(tr1_0, tr1_4); - __m128i tr2_1 = _mm_unpackhi_epi64(tr1_0, tr1_4); - __m128i tr2_2 = _mm_unpacklo_epi64(tr1_2, tr1_6); - __m128i tr2_3 = _mm_unpackhi_epi64(tr1_2, tr1_6); - __m128i tr2_4 = _mm_unpacklo_epi64(tr1_1, tr1_5); - __m128i tr2_5 = _mm_unpackhi_epi64(tr1_1, tr1_5); - __m128i tr2_6 = _mm_unpacklo_epi64(tr1_3, tr1_7); - __m128i tr2_7 = _mm_unpackhi_epi64(tr1_3, tr1_7); - // 00 10 20 30 40 50 60 70 - // 01 11 21 31 41 51 61 71 - // 02 12 22 32 42 52 62 72 - // 03 13 23 33 43 53 63 73 - // 04 14 24 34 44 54 64 74 - // 05 15 25 35 45 55 65 75 - // 06 16 26 36 46 56 66 76 - // 07 17 27 37 47 57 67 77 - if (0 == pass) { - // output[j] = (output[j] + 1 + (output[j] > 0)) >> 2; - // TODO(cd): see quality impact of only doing - // output[j] = (output[j] + 1) >> 2; - // which would remove the code between here ... - __m128i tr2_0_0 = _mm_cmpgt_epi16(tr2_0, kZero); - __m128i tr2_1_0 = _mm_cmpgt_epi16(tr2_1, kZero); - __m128i tr2_2_0 = _mm_cmpgt_epi16(tr2_2, kZero); - __m128i tr2_3_0 = _mm_cmpgt_epi16(tr2_3, kZero); - __m128i tr2_4_0 = _mm_cmpgt_epi16(tr2_4, kZero); - __m128i tr2_5_0 = _mm_cmpgt_epi16(tr2_5, kZero); - __m128i tr2_6_0 = _mm_cmpgt_epi16(tr2_6, kZero); - __m128i tr2_7_0 = _mm_cmpgt_epi16(tr2_7, kZero); - tr2_0 = _mm_sub_epi16(tr2_0, tr2_0_0); - tr2_1 = _mm_sub_epi16(tr2_1, tr2_1_0); - tr2_2 = _mm_sub_epi16(tr2_2, tr2_2_0); - tr2_3 = _mm_sub_epi16(tr2_3, tr2_3_0); - tr2_4 = _mm_sub_epi16(tr2_4, tr2_4_0); - tr2_5 = _mm_sub_epi16(tr2_5, tr2_5_0); - tr2_6 = _mm_sub_epi16(tr2_6, tr2_6_0); - tr2_7 = _mm_sub_epi16(tr2_7, tr2_7_0); - // ... and here. - // PS: also change code in vp9/encoder/vp9_dct.c - tr2_0 = _mm_add_epi16(tr2_0, kOne); - tr2_1 = _mm_add_epi16(tr2_1, kOne); - tr2_2 = _mm_add_epi16(tr2_2, kOne); - tr2_3 = _mm_add_epi16(tr2_3, kOne); - tr2_4 = _mm_add_epi16(tr2_4, kOne); - tr2_5 = _mm_add_epi16(tr2_5, kOne); - tr2_6 = _mm_add_epi16(tr2_6, kOne); - tr2_7 = _mm_add_epi16(tr2_7, kOne); - tr2_0 = _mm_srai_epi16(tr2_0, 2); - tr2_1 = _mm_srai_epi16(tr2_1, 2); - tr2_2 = _mm_srai_epi16(tr2_2, 2); - tr2_3 = _mm_srai_epi16(tr2_3, 2); - tr2_4 = _mm_srai_epi16(tr2_4, 2); - tr2_5 = _mm_srai_epi16(tr2_5, 2); - tr2_6 = _mm_srai_epi16(tr2_6, 2); - tr2_7 = _mm_srai_epi16(tr2_7, 2); - } - // Note: even though all these stores are aligned, using the aligned - // intrinsic make the code slightly slower. - _mm_storeu_si128((__m128i *)(output + 0 * 32), tr2_0); - _mm_storeu_si128((__m128i *)(output + 1 * 32), tr2_1); - _mm_storeu_si128((__m128i *)(output + 2 * 32), tr2_2); - _mm_storeu_si128((__m128i *)(output + 3 * 32), tr2_3); - _mm_storeu_si128((__m128i *)(output + 4 * 32), tr2_4); - _mm_storeu_si128((__m128i *)(output + 5 * 32), tr2_5); - _mm_storeu_si128((__m128i *)(output + 6 * 32), tr2_6); - _mm_storeu_si128((__m128i *)(output + 7 * 32), tr2_7); - // Process next 8x8 - output += 8; - } - } - } - } -} +#define FDCT32x32_2D vp9_short_fdct32x32_rd_sse2 +#define FDCT32x32_HIGH_PRECISION 0 +#include "vp9/encoder/x86/vp9_dct32x32_sse2.c" +#undef FDCT32x32_2D +#undef FDCT32x32_HIGH_PRECISION + +#define FDCT32x32_2D vp9_short_fdct32x32_sse2 +#define FDCT32x32_HIGH_PRECISION 1 +#include "vp9/encoder/x86/vp9_dct32x32_sse2.c" // NOLINT +#undef FDCT32x32_2D +#undef FDCT32x32_HIGH_PRECISION diff --git a/libvpx/vp9/encoder/x86/vp9_quantize_ssse3.asm b/libvpx/vp9/encoder/x86/vp9_quantize_ssse3.asm index 60f7991..db30660 100644 --- a/libvpx/vp9/encoder/x86/vp9_quantize_ssse3.asm +++ b/libvpx/vp9/encoder/x86/vp9_quantize_ssse3.asm @@ -36,6 +36,14 @@ cglobal quantize_%1, 0, %2, 15, coeff, ncoeff, skip, zbin, round, quant, \ pshufd m4, m4, 0 mova m2, [quantq] ; m2 = quant paddw m0, m4 ; m0 = zbin + zbin_oq +%ifidn %1, b_32x32 + pcmpeqw m5, m5 + psrlw m5, 15 + paddw m0, m5 + paddw m1, m5 + psrlw m0, 1 ; m0 = (m0 + 1) / 2 + psrlw m1, 1 ; m1 = (m1 + 1) / 2 +%endif mova m3, [r2q] ; m3 = dequant psubw m0, [pw_1] mov r2, shiftmp @@ -43,6 +51,9 @@ cglobal quantize_%1, 0, %2, 15, coeff, ncoeff, skip, zbin, round, quant, \ mova m4, [r2] ; m4 = shift mov r4, dqcoeffmp mov r5, iscanmp +%ifidn %1, b_32x32 + psllw m4, 1 +%endif pxor m5, m5 ; m5 = dedicated zero DEFINE_ARGS coeff, ncoeff, d1, qcoeff, dqcoeff, iscan, d2, d3, d4, d5, d6, eob lea coeffq, [ coeffq+ncoeffq*2] @@ -56,16 +67,12 @@ cglobal quantize_%1, 0, %2, 15, coeff, ncoeff, skip, zbin, round, quant, \ mova m10, [ coeffq+ncoeffq*2+16] ; m10 = c[i] pabsw m6, m9 ; m6 = abs(m9) pabsw m11, m10 ; m11 = abs(m10) -%ifidn %1, b_32x32 - paddw m6, m6 - paddw m11, m11 -%endif pcmpgtw m7, m6, m0 ; m7 = c[i] >= zbin punpckhqdq m0, m0 pcmpgtw m12, m11, m0 ; m12 = c[i] >= zbin - paddw m6, m1 ; m6 += round + paddsw m6, m1 ; m6 += round punpckhqdq m1, m1 - paddw m11, m1 ; m11 += round + paddsw m11, m1 ; m11 += round pmulhw m8, m6, m2 ; m8 = m6*q>>16 punpckhqdq m2, m2 pmulhw m13, m11, m2 ; m13 = m11*q>>16 @@ -112,10 +119,6 @@ cglobal quantize_%1, 0, %2, 15, coeff, ncoeff, skip, zbin, round, quant, \ mova m10, [ coeffq+ncoeffq*2+16] ; m10 = c[i] pabsw m6, m9 ; m6 = abs(m9) pabsw m11, m10 ; m11 = abs(m10) -%ifidn %1, b_32x32 - paddw m6, m6 - paddw m11, m11 -%endif pcmpgtw m7, m6, m0 ; m7 = c[i] >= zbin pcmpgtw m12, m11, m0 ; m12 = c[i] >= zbin %ifidn %1, b_32x32 @@ -124,8 +127,8 @@ cglobal quantize_%1, 0, %2, 15, coeff, ncoeff, skip, zbin, round, quant, \ or r6, r2 jz .skip_iter %endif - paddw m6, m1 ; m6 += round - paddw m11, m1 ; m11 += round + paddsw m6, m1 ; m6 += round + paddsw m11, m1 ; m11 += round pmulhw m14, m6, m2 ; m14 = m6*q>>16 pmulhw m13, m11, m2 ; m13 = m11*q>>16 paddw m14, m6 ; m14 += m6 @@ -164,6 +167,7 @@ cglobal quantize_%1, 0, %2, 15, coeff, ncoeff, skip, zbin, round, quant, \ pmaxsw m8, m13 add ncoeffq, mmsize jl .ac_only_loop + %ifidn %1, b_32x32 jmp .accumulate_eob .skip_iter: diff --git a/libvpx/vp9/encoder/x86/vp9_subpel_variance.asm b/libvpx/vp9/encoder/x86/vp9_subpel_variance.asm index 19e2feb..533456b 100644 --- a/libvpx/vp9/encoder/x86/vp9_subpel_variance.asm +++ b/libvpx/vp9/encoder/x86/vp9_subpel_variance.asm @@ -270,8 +270,13 @@ cglobal sub_pixel_variance%1xh, 7, 7, 13, src, src_stride, x_offset, y_offset, \ %if mmsize == 16 movhps m2, [srcq+src_strideq*2] %else ; mmsize == 8 +%if %1 == 4 + movh m1, [srcq+src_strideq*2] + punpckldq m2, m1 +%else punpckldq m2, [srcq+src_strideq*2] %endif +%endif movh m1, [dstq] %if mmsize == 16 movlhps m0, m2 @@ -542,9 +547,16 @@ cglobal sub_pixel_variance%1xh, 7, 7, 13, src, src_stride, x_offset, y_offset, \ movhps m2, [srcq+src_strideq] movhps m3, [srcq+src_strideq+1] %else +%if %1 == 4 + movh m1, [srcq+src_strideq] + punpckldq m2, m1 + movh m1, [srcq+src_strideq+1] + punpckldq m3, m1 +%else punpckldq m2, [srcq+src_strideq] punpckldq m3, [srcq+src_strideq+1] %endif +%endif pavgb m2, m3 %if mmsize == 16 movlhps m0, m2 diff --git a/libvpx/vp9/encoder/x86/vp9_variance_impl_mmx.asm b/libvpx/vp9/encoder/x86/vp9_variance_impl_mmx.asm index d3dbefe..3501cf1 100644 --- a/libvpx/vp9/encoder/x86/vp9_variance_impl_mmx.asm +++ b/libvpx/vp9/encoder/x86/vp9_variance_impl_mmx.asm @@ -342,8 +342,8 @@ sym(vp9_get4x4var_mmx): movsxd rdx, dword ptr arg(3) ;[recon_stride] ; Row 1 - movq mm0, [rax] ; Copy eight bytes to mm0 - movq mm1, [rbx] ; Copy eight bytes to mm1 + movd mm0, [rax] ; Copy 4 bytes to mm0 + movd mm1, [rbx] ; Copy 4 bytes to mm1 punpcklbw mm0, mm6 ; unpack to higher prrcision punpcklbw mm1, mm6 psubsw mm0, mm1 ; A-B (low order) to MM0 @@ -351,12 +351,12 @@ sym(vp9_get4x4var_mmx): pmaddwd mm0, mm0 ; square and accumulate add rbx,rdx ; Inc pointer into ref data add rax,rcx ; Inc pointer into the new data - movq mm1, [rbx] ; Copy eight bytes to mm1 + movd mm1, [rbx] ; Copy 4 bytes to mm1 paddd mm7, mm0 ; accumulate in mm7 ; Row 2 - movq mm0, [rax] ; Copy eight bytes to mm0 + movd mm0, [rax] ; Copy 4 bytes to mm0 punpcklbw mm0, mm6 ; unpack to higher prrcision punpcklbw mm1, mm6 psubsw mm0, mm1 ; A-B (low order) to MM0 @@ -365,11 +365,11 @@ sym(vp9_get4x4var_mmx): pmaddwd mm0, mm0 ; square and accumulate add rbx,rdx ; Inc pointer into ref data add rax,rcx ; Inc pointer into the new data - movq mm1, [rbx] ; Copy eight bytes to mm1 + movd mm1, [rbx] ; Copy 4 bytes to mm1 paddd mm7, mm0 ; accumulate in mm7 ; Row 3 - movq mm0, [rax] ; Copy eight bytes to mm0 + movd mm0, [rax] ; Copy 4 bytes to mm0 punpcklbw mm0, mm6 ; unpack to higher prrcision punpcklbw mm1, mm6 psubsw mm0, mm1 ; A-B (low order) to MM0 @@ -378,11 +378,11 @@ sym(vp9_get4x4var_mmx): pmaddwd mm0, mm0 ; square and accumulate add rbx,rdx ; Inc pointer into ref data add rax,rcx ; Inc pointer into the new data - movq mm1, [rbx] ; Copy eight bytes to mm1 + movd mm1, [rbx] ; Copy 4 bytes to mm1 paddd mm7, mm0 ; accumulate in mm7 ; Row 4 - movq mm0, [rax] ; Copy eight bytes to mm0 + movd mm0, [rax] ; Copy 4 bytes to mm0 punpcklbw mm0, mm6 ; unpack to higher prrcision punpcklbw mm1, mm6 diff --git a/libvpx/vp9/encoder/x86/vp9_variance_sse2.c b/libvpx/vp9/encoder/x86/vp9_variance_sse2.c index b4ff850..cea934d 100644 --- a/libvpx/vp9/encoder/x86/vp9_variance_sse2.c +++ b/libvpx/vp9/encoder/x86/vp9_variance_sse2.c @@ -244,7 +244,7 @@ unsigned int vp9_variance16x16_sse2 return (var - (((unsigned int)avg * avg) >> 8)); } -unsigned int vp9_mse16x16_wmt( +unsigned int vp9_mse16x16_sse2( const unsigned char *src_ptr, int source_stride, const unsigned char *ref_ptr, @@ -500,7 +500,7 @@ FNS(ssse3, ssse3); #undef FNS #undef FN -unsigned int vp9_variance_halfpixvar16x16_h_wmt( +unsigned int vp9_variance_halfpixvar16x16_h_sse2( const unsigned char *src_ptr, int src_pixels_per_line, const unsigned char *dst_ptr, @@ -519,7 +519,7 @@ unsigned int vp9_variance_halfpixvar16x16_h_wmt( } -unsigned int vp9_variance_halfpixvar16x16_v_wmt( +unsigned int vp9_variance_halfpixvar16x16_v_sse2( const unsigned char *src_ptr, int src_pixels_per_line, const unsigned char *dst_ptr, @@ -537,7 +537,7 @@ unsigned int vp9_variance_halfpixvar16x16_v_wmt( } -unsigned int vp9_variance_halfpixvar16x16_hv_wmt( +unsigned int vp9_variance_halfpixvar16x16_hv_sse2( const unsigned char *src_ptr, int src_pixels_per_line, const unsigned char *dst_ptr, |