| /* |
| * Copyright (c) 2014 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 <arm_neon.h> |
| #include <assert.h> |
| |
| #include "./vp9_rtcd.h" |
| #include "./vpx_config.h" |
| #include "vp9/common/vp9_common.h" |
| |
| static int16_t cospi_2_64 = 16305; |
| static int16_t cospi_4_64 = 16069; |
| static int16_t cospi_6_64 = 15679; |
| static int16_t cospi_8_64 = 15137; |
| static int16_t cospi_10_64 = 14449; |
| static int16_t cospi_12_64 = 13623; |
| static int16_t cospi_14_64 = 12665; |
| static int16_t cospi_16_64 = 11585; |
| static int16_t cospi_18_64 = 10394; |
| static int16_t cospi_20_64 = 9102; |
| static int16_t cospi_22_64 = 7723; |
| static int16_t cospi_24_64 = 6270; |
| static int16_t cospi_26_64 = 4756; |
| static int16_t cospi_28_64 = 3196; |
| static int16_t cospi_30_64 = 1606; |
| |
| static INLINE void TRANSPOSE8X8( |
| int16x8_t *q8s16, |
| int16x8_t *q9s16, |
| int16x8_t *q10s16, |
| int16x8_t *q11s16, |
| int16x8_t *q12s16, |
| int16x8_t *q13s16, |
| int16x8_t *q14s16, |
| int16x8_t *q15s16) { |
| int16x4_t d16s16, d17s16, d18s16, d19s16, d20s16, d21s16, d22s16, d23s16; |
| int16x4_t d24s16, d25s16, d26s16, d27s16, d28s16, d29s16, d30s16, d31s16; |
| int32x4x2_t q0x2s32, q1x2s32, q2x2s32, q3x2s32; |
| int16x8x2_t q0x2s16, q1x2s16, q2x2s16, q3x2s16; |
| |
| d16s16 = vget_low_s16(*q8s16); |
| d17s16 = vget_high_s16(*q8s16); |
| d18s16 = vget_low_s16(*q9s16); |
| d19s16 = vget_high_s16(*q9s16); |
| d20s16 = vget_low_s16(*q10s16); |
| d21s16 = vget_high_s16(*q10s16); |
| d22s16 = vget_low_s16(*q11s16); |
| d23s16 = vget_high_s16(*q11s16); |
| d24s16 = vget_low_s16(*q12s16); |
| d25s16 = vget_high_s16(*q12s16); |
| d26s16 = vget_low_s16(*q13s16); |
| d27s16 = vget_high_s16(*q13s16); |
| d28s16 = vget_low_s16(*q14s16); |
| d29s16 = vget_high_s16(*q14s16); |
| d30s16 = vget_low_s16(*q15s16); |
| d31s16 = vget_high_s16(*q15s16); |
| |
| *q8s16 = vcombine_s16(d16s16, d24s16); // vswp d17, d24 |
| *q9s16 = vcombine_s16(d18s16, d26s16); // vswp d19, d26 |
| *q10s16 = vcombine_s16(d20s16, d28s16); // vswp d21, d28 |
| *q11s16 = vcombine_s16(d22s16, d30s16); // vswp d23, d30 |
| *q12s16 = vcombine_s16(d17s16, d25s16); |
| *q13s16 = vcombine_s16(d19s16, d27s16); |
| *q14s16 = vcombine_s16(d21s16, d29s16); |
| *q15s16 = vcombine_s16(d23s16, d31s16); |
| |
| q0x2s32 = vtrnq_s32(vreinterpretq_s32_s16(*q8s16), |
| vreinterpretq_s32_s16(*q10s16)); |
| q1x2s32 = vtrnq_s32(vreinterpretq_s32_s16(*q9s16), |
| vreinterpretq_s32_s16(*q11s16)); |
| q2x2s32 = vtrnq_s32(vreinterpretq_s32_s16(*q12s16), |
| vreinterpretq_s32_s16(*q14s16)); |
| q3x2s32 = vtrnq_s32(vreinterpretq_s32_s16(*q13s16), |
| vreinterpretq_s32_s16(*q15s16)); |
| |
| q0x2s16 = vtrnq_s16(vreinterpretq_s16_s32(q0x2s32.val[0]), // q8 |
| vreinterpretq_s16_s32(q1x2s32.val[0])); // q9 |
| q1x2s16 = vtrnq_s16(vreinterpretq_s16_s32(q0x2s32.val[1]), // q10 |
| vreinterpretq_s16_s32(q1x2s32.val[1])); // q11 |
| q2x2s16 = vtrnq_s16(vreinterpretq_s16_s32(q2x2s32.val[0]), // q12 |
| vreinterpretq_s16_s32(q3x2s32.val[0])); // q13 |
| q3x2s16 = vtrnq_s16(vreinterpretq_s16_s32(q2x2s32.val[1]), // q14 |
| vreinterpretq_s16_s32(q3x2s32.val[1])); // q15 |
| |
| *q8s16 = q0x2s16.val[0]; |
| *q9s16 = q0x2s16.val[1]; |
| *q10s16 = q1x2s16.val[0]; |
| *q11s16 = q1x2s16.val[1]; |
| *q12s16 = q2x2s16.val[0]; |
| *q13s16 = q2x2s16.val[1]; |
| *q14s16 = q3x2s16.val[0]; |
| *q15s16 = q3x2s16.val[1]; |
| return; |
| } |
| |
| static INLINE void IDCT8x8_1D( |
| int16x8_t *q8s16, |
| int16x8_t *q9s16, |
| int16x8_t *q10s16, |
| int16x8_t *q11s16, |
| int16x8_t *q12s16, |
| int16x8_t *q13s16, |
| int16x8_t *q14s16, |
| int16x8_t *q15s16) { |
| int16x4_t d0s16, d1s16, d2s16, d3s16; |
| int16x4_t d8s16, d9s16, d10s16, d11s16, d12s16, d13s16, d14s16, d15s16; |
| int16x4_t d16s16, d17s16, d18s16, d19s16, d20s16, d21s16, d22s16, d23s16; |
| int16x4_t d24s16, d25s16, d26s16, d27s16, d28s16, d29s16, d30s16, d31s16; |
| int16x8_t q0s16, q1s16, q2s16, q3s16, q4s16, q5s16, q6s16, q7s16; |
| int32x4_t q2s32, q3s32, q5s32, q6s32, q8s32, q9s32; |
| int32x4_t q10s32, q11s32, q12s32, q13s32, q15s32; |
| |
| d0s16 = vdup_n_s16(cospi_28_64); |
| d1s16 = vdup_n_s16(cospi_4_64); |
| d2s16 = vdup_n_s16(cospi_12_64); |
| d3s16 = vdup_n_s16(cospi_20_64); |
| |
| d16s16 = vget_low_s16(*q8s16); |
| d17s16 = vget_high_s16(*q8s16); |
| d18s16 = vget_low_s16(*q9s16); |
| d19s16 = vget_high_s16(*q9s16); |
| d20s16 = vget_low_s16(*q10s16); |
| d21s16 = vget_high_s16(*q10s16); |
| d22s16 = vget_low_s16(*q11s16); |
| d23s16 = vget_high_s16(*q11s16); |
| d24s16 = vget_low_s16(*q12s16); |
| d25s16 = vget_high_s16(*q12s16); |
| d26s16 = vget_low_s16(*q13s16); |
| d27s16 = vget_high_s16(*q13s16); |
| d28s16 = vget_low_s16(*q14s16); |
| d29s16 = vget_high_s16(*q14s16); |
| d30s16 = vget_low_s16(*q15s16); |
| d31s16 = vget_high_s16(*q15s16); |
| |
| q2s32 = vmull_s16(d18s16, d0s16); |
| q3s32 = vmull_s16(d19s16, d0s16); |
| q5s32 = vmull_s16(d26s16, d2s16); |
| q6s32 = vmull_s16(d27s16, d2s16); |
| |
| q2s32 = vmlsl_s16(q2s32, d30s16, d1s16); |
| q3s32 = vmlsl_s16(q3s32, d31s16, d1s16); |
| q5s32 = vmlsl_s16(q5s32, d22s16, d3s16); |
| q6s32 = vmlsl_s16(q6s32, d23s16, d3s16); |
| |
| d8s16 = vqrshrn_n_s32(q2s32, 14); |
| d9s16 = vqrshrn_n_s32(q3s32, 14); |
| d10s16 = vqrshrn_n_s32(q5s32, 14); |
| d11s16 = vqrshrn_n_s32(q6s32, 14); |
| q4s16 = vcombine_s16(d8s16, d9s16); |
| q5s16 = vcombine_s16(d10s16, d11s16); |
| |
| q2s32 = vmull_s16(d18s16, d1s16); |
| q3s32 = vmull_s16(d19s16, d1s16); |
| q9s32 = vmull_s16(d26s16, d3s16); |
| q13s32 = vmull_s16(d27s16, d3s16); |
| |
| q2s32 = vmlal_s16(q2s32, d30s16, d0s16); |
| q3s32 = vmlal_s16(q3s32, d31s16, d0s16); |
| q9s32 = vmlal_s16(q9s32, d22s16, d2s16); |
| q13s32 = vmlal_s16(q13s32, d23s16, d2s16); |
| |
| d14s16 = vqrshrn_n_s32(q2s32, 14); |
| d15s16 = vqrshrn_n_s32(q3s32, 14); |
| d12s16 = vqrshrn_n_s32(q9s32, 14); |
| d13s16 = vqrshrn_n_s32(q13s32, 14); |
| q6s16 = vcombine_s16(d12s16, d13s16); |
| q7s16 = vcombine_s16(d14s16, d15s16); |
| |
| d0s16 = vdup_n_s16(cospi_16_64); |
| |
| q2s32 = vmull_s16(d16s16, d0s16); |
| q3s32 = vmull_s16(d17s16, d0s16); |
| q13s32 = vmull_s16(d16s16, d0s16); |
| q15s32 = vmull_s16(d17s16, d0s16); |
| |
| q2s32 = vmlal_s16(q2s32, d24s16, d0s16); |
| q3s32 = vmlal_s16(q3s32, d25s16, d0s16); |
| q13s32 = vmlsl_s16(q13s32, d24s16, d0s16); |
| q15s32 = vmlsl_s16(q15s32, d25s16, d0s16); |
| |
| d0s16 = vdup_n_s16(cospi_24_64); |
| d1s16 = vdup_n_s16(cospi_8_64); |
| |
| d18s16 = vqrshrn_n_s32(q2s32, 14); |
| d19s16 = vqrshrn_n_s32(q3s32, 14); |
| d22s16 = vqrshrn_n_s32(q13s32, 14); |
| d23s16 = vqrshrn_n_s32(q15s32, 14); |
| *q9s16 = vcombine_s16(d18s16, d19s16); |
| *q11s16 = vcombine_s16(d22s16, d23s16); |
| |
| q2s32 = vmull_s16(d20s16, d0s16); |
| q3s32 = vmull_s16(d21s16, d0s16); |
| q8s32 = vmull_s16(d20s16, d1s16); |
| q12s32 = vmull_s16(d21s16, d1s16); |
| |
| q2s32 = vmlsl_s16(q2s32, d28s16, d1s16); |
| q3s32 = vmlsl_s16(q3s32, d29s16, d1s16); |
| q8s32 = vmlal_s16(q8s32, d28s16, d0s16); |
| q12s32 = vmlal_s16(q12s32, d29s16, d0s16); |
| |
| d26s16 = vqrshrn_n_s32(q2s32, 14); |
| d27s16 = vqrshrn_n_s32(q3s32, 14); |
| d30s16 = vqrshrn_n_s32(q8s32, 14); |
| d31s16 = vqrshrn_n_s32(q12s32, 14); |
| *q13s16 = vcombine_s16(d26s16, d27s16); |
| *q15s16 = vcombine_s16(d30s16, d31s16); |
| |
| q0s16 = vaddq_s16(*q9s16, *q15s16); |
| q1s16 = vaddq_s16(*q11s16, *q13s16); |
| q2s16 = vsubq_s16(*q11s16, *q13s16); |
| q3s16 = vsubq_s16(*q9s16, *q15s16); |
| |
| *q13s16 = vsubq_s16(q4s16, q5s16); |
| q4s16 = vaddq_s16(q4s16, q5s16); |
| *q14s16 = vsubq_s16(q7s16, q6s16); |
| q7s16 = vaddq_s16(q7s16, q6s16); |
| d26s16 = vget_low_s16(*q13s16); |
| d27s16 = vget_high_s16(*q13s16); |
| d28s16 = vget_low_s16(*q14s16); |
| d29s16 = vget_high_s16(*q14s16); |
| |
| d16s16 = vdup_n_s16(cospi_16_64); |
| |
| q9s32 = vmull_s16(d28s16, d16s16); |
| q10s32 = vmull_s16(d29s16, d16s16); |
| q11s32 = vmull_s16(d28s16, d16s16); |
| q12s32 = vmull_s16(d29s16, d16s16); |
| |
| q9s32 = vmlsl_s16(q9s32, d26s16, d16s16); |
| q10s32 = vmlsl_s16(q10s32, d27s16, d16s16); |
| q11s32 = vmlal_s16(q11s32, d26s16, d16s16); |
| q12s32 = vmlal_s16(q12s32, d27s16, d16s16); |
| |
| d10s16 = vqrshrn_n_s32(q9s32, 14); |
| d11s16 = vqrshrn_n_s32(q10s32, 14); |
| d12s16 = vqrshrn_n_s32(q11s32, 14); |
| d13s16 = vqrshrn_n_s32(q12s32, 14); |
| q5s16 = vcombine_s16(d10s16, d11s16); |
| q6s16 = vcombine_s16(d12s16, d13s16); |
| |
| *q8s16 = vaddq_s16(q0s16, q7s16); |
| *q9s16 = vaddq_s16(q1s16, q6s16); |
| *q10s16 = vaddq_s16(q2s16, q5s16); |
| *q11s16 = vaddq_s16(q3s16, q4s16); |
| *q12s16 = vsubq_s16(q3s16, q4s16); |
| *q13s16 = vsubq_s16(q2s16, q5s16); |
| *q14s16 = vsubq_s16(q1s16, q6s16); |
| *q15s16 = vsubq_s16(q0s16, q7s16); |
| return; |
| } |
| |
| static INLINE void IADST8X8_1D( |
| int16x8_t *q8s16, |
| int16x8_t *q9s16, |
| int16x8_t *q10s16, |
| int16x8_t *q11s16, |
| int16x8_t *q12s16, |
| int16x8_t *q13s16, |
| int16x8_t *q14s16, |
| int16x8_t *q15s16) { |
| int16x4_t d0s16, d1s16, d2s16, d3s16, d4s16, d5s16, d6s16, d7s16; |
| int16x4_t d8s16, d9s16, d10s16, d11s16, d12s16, d13s16, d14s16, d15s16; |
| int16x4_t d16s16, d17s16, d18s16, d19s16, d20s16, d21s16, d22s16, d23s16; |
| int16x4_t d24s16, d25s16, d26s16, d27s16, d28s16, d29s16, d30s16, d31s16; |
| int16x8_t q2s16, q4s16, q5s16, q6s16; |
| int32x4_t q0s32, q1s32, q2s32, q3s32, q4s32, q5s32, q6s32, q7s32, q8s32; |
| int32x4_t q9s32, q10s32, q11s32, q12s32, q13s32, q14s32, q15s32; |
| |
| d16s16 = vget_low_s16(*q8s16); |
| d17s16 = vget_high_s16(*q8s16); |
| d18s16 = vget_low_s16(*q9s16); |
| d19s16 = vget_high_s16(*q9s16); |
| d20s16 = vget_low_s16(*q10s16); |
| d21s16 = vget_high_s16(*q10s16); |
| d22s16 = vget_low_s16(*q11s16); |
| d23s16 = vget_high_s16(*q11s16); |
| d24s16 = vget_low_s16(*q12s16); |
| d25s16 = vget_high_s16(*q12s16); |
| d26s16 = vget_low_s16(*q13s16); |
| d27s16 = vget_high_s16(*q13s16); |
| d28s16 = vget_low_s16(*q14s16); |
| d29s16 = vget_high_s16(*q14s16); |
| d30s16 = vget_low_s16(*q15s16); |
| d31s16 = vget_high_s16(*q15s16); |
| |
| d14s16 = vdup_n_s16(cospi_2_64); |
| d15s16 = vdup_n_s16(cospi_30_64); |
| |
| q1s32 = vmull_s16(d30s16, d14s16); |
| q2s32 = vmull_s16(d31s16, d14s16); |
| q3s32 = vmull_s16(d30s16, d15s16); |
| q4s32 = vmull_s16(d31s16, d15s16); |
| |
| d30s16 = vdup_n_s16(cospi_18_64); |
| d31s16 = vdup_n_s16(cospi_14_64); |
| |
| q1s32 = vmlal_s16(q1s32, d16s16, d15s16); |
| q2s32 = vmlal_s16(q2s32, d17s16, d15s16); |
| q3s32 = vmlsl_s16(q3s32, d16s16, d14s16); |
| q4s32 = vmlsl_s16(q4s32, d17s16, d14s16); |
| |
| q5s32 = vmull_s16(d22s16, d30s16); |
| q6s32 = vmull_s16(d23s16, d30s16); |
| q7s32 = vmull_s16(d22s16, d31s16); |
| q8s32 = vmull_s16(d23s16, d31s16); |
| |
| q5s32 = vmlal_s16(q5s32, d24s16, d31s16); |
| q6s32 = vmlal_s16(q6s32, d25s16, d31s16); |
| q7s32 = vmlsl_s16(q7s32, d24s16, d30s16); |
| q8s32 = vmlsl_s16(q8s32, d25s16, d30s16); |
| |
| q11s32 = vaddq_s32(q1s32, q5s32); |
| q12s32 = vaddq_s32(q2s32, q6s32); |
| q1s32 = vsubq_s32(q1s32, q5s32); |
| q2s32 = vsubq_s32(q2s32, q6s32); |
| |
| d22s16 = vqrshrn_n_s32(q11s32, 14); |
| d23s16 = vqrshrn_n_s32(q12s32, 14); |
| *q11s16 = vcombine_s16(d22s16, d23s16); |
| |
| q12s32 = vaddq_s32(q3s32, q7s32); |
| q15s32 = vaddq_s32(q4s32, q8s32); |
| q3s32 = vsubq_s32(q3s32, q7s32); |
| q4s32 = vsubq_s32(q4s32, q8s32); |
| |
| d2s16 = vqrshrn_n_s32(q1s32, 14); |
| d3s16 = vqrshrn_n_s32(q2s32, 14); |
| d24s16 = vqrshrn_n_s32(q12s32, 14); |
| d25s16 = vqrshrn_n_s32(q15s32, 14); |
| d6s16 = vqrshrn_n_s32(q3s32, 14); |
| d7s16 = vqrshrn_n_s32(q4s32, 14); |
| *q12s16 = vcombine_s16(d24s16, d25s16); |
| |
| d0s16 = vdup_n_s16(cospi_10_64); |
| d1s16 = vdup_n_s16(cospi_22_64); |
| q4s32 = vmull_s16(d26s16, d0s16); |
| q5s32 = vmull_s16(d27s16, d0s16); |
| q2s32 = vmull_s16(d26s16, d1s16); |
| q6s32 = vmull_s16(d27s16, d1s16); |
| |
| d30s16 = vdup_n_s16(cospi_26_64); |
| d31s16 = vdup_n_s16(cospi_6_64); |
| |
| q4s32 = vmlal_s16(q4s32, d20s16, d1s16); |
| q5s32 = vmlal_s16(q5s32, d21s16, d1s16); |
| q2s32 = vmlsl_s16(q2s32, d20s16, d0s16); |
| q6s32 = vmlsl_s16(q6s32, d21s16, d0s16); |
| |
| q0s32 = vmull_s16(d18s16, d30s16); |
| q13s32 = vmull_s16(d19s16, d30s16); |
| |
| q0s32 = vmlal_s16(q0s32, d28s16, d31s16); |
| q13s32 = vmlal_s16(q13s32, d29s16, d31s16); |
| |
| q10s32 = vmull_s16(d18s16, d31s16); |
| q9s32 = vmull_s16(d19s16, d31s16); |
| |
| q10s32 = vmlsl_s16(q10s32, d28s16, d30s16); |
| q9s32 = vmlsl_s16(q9s32, d29s16, d30s16); |
| |
| q14s32 = vaddq_s32(q2s32, q10s32); |
| q15s32 = vaddq_s32(q6s32, q9s32); |
| q2s32 = vsubq_s32(q2s32, q10s32); |
| q6s32 = vsubq_s32(q6s32, q9s32); |
| |
| d28s16 = vqrshrn_n_s32(q14s32, 14); |
| d29s16 = vqrshrn_n_s32(q15s32, 14); |
| d4s16 = vqrshrn_n_s32(q2s32, 14); |
| d5s16 = vqrshrn_n_s32(q6s32, 14); |
| *q14s16 = vcombine_s16(d28s16, d29s16); |
| |
| q9s32 = vaddq_s32(q4s32, q0s32); |
| q10s32 = vaddq_s32(q5s32, q13s32); |
| q4s32 = vsubq_s32(q4s32, q0s32); |
| q5s32 = vsubq_s32(q5s32, q13s32); |
| |
| d30s16 = vdup_n_s16(cospi_8_64); |
| d31s16 = vdup_n_s16(cospi_24_64); |
| |
| d18s16 = vqrshrn_n_s32(q9s32, 14); |
| d19s16 = vqrshrn_n_s32(q10s32, 14); |
| d8s16 = vqrshrn_n_s32(q4s32, 14); |
| d9s16 = vqrshrn_n_s32(q5s32, 14); |
| *q9s16 = vcombine_s16(d18s16, d19s16); |
| |
| q5s32 = vmull_s16(d2s16, d30s16); |
| q6s32 = vmull_s16(d3s16, d30s16); |
| q7s32 = vmull_s16(d2s16, d31s16); |
| q0s32 = vmull_s16(d3s16, d31s16); |
| |
| q5s32 = vmlal_s16(q5s32, d6s16, d31s16); |
| q6s32 = vmlal_s16(q6s32, d7s16, d31s16); |
| q7s32 = vmlsl_s16(q7s32, d6s16, d30s16); |
| q0s32 = vmlsl_s16(q0s32, d7s16, d30s16); |
| |
| q1s32 = vmull_s16(d4s16, d30s16); |
| q3s32 = vmull_s16(d5s16, d30s16); |
| q10s32 = vmull_s16(d4s16, d31s16); |
| q2s32 = vmull_s16(d5s16, d31s16); |
| |
| q1s32 = vmlsl_s16(q1s32, d8s16, d31s16); |
| q3s32 = vmlsl_s16(q3s32, d9s16, d31s16); |
| q10s32 = vmlal_s16(q10s32, d8s16, d30s16); |
| q2s32 = vmlal_s16(q2s32, d9s16, d30s16); |
| |
| *q8s16 = vaddq_s16(*q11s16, *q9s16); |
| *q11s16 = vsubq_s16(*q11s16, *q9s16); |
| q4s16 = vaddq_s16(*q12s16, *q14s16); |
| *q12s16 = vsubq_s16(*q12s16, *q14s16); |
| |
| q14s32 = vaddq_s32(q5s32, q1s32); |
| q15s32 = vaddq_s32(q6s32, q3s32); |
| q5s32 = vsubq_s32(q5s32, q1s32); |
| q6s32 = vsubq_s32(q6s32, q3s32); |
| |
| d18s16 = vqrshrn_n_s32(q14s32, 14); |
| d19s16 = vqrshrn_n_s32(q15s32, 14); |
| d10s16 = vqrshrn_n_s32(q5s32, 14); |
| d11s16 = vqrshrn_n_s32(q6s32, 14); |
| *q9s16 = vcombine_s16(d18s16, d19s16); |
| |
| q1s32 = vaddq_s32(q7s32, q10s32); |
| q3s32 = vaddq_s32(q0s32, q2s32); |
| q7s32 = vsubq_s32(q7s32, q10s32); |
| q0s32 = vsubq_s32(q0s32, q2s32); |
| |
| d28s16 = vqrshrn_n_s32(q1s32, 14); |
| d29s16 = vqrshrn_n_s32(q3s32, 14); |
| d14s16 = vqrshrn_n_s32(q7s32, 14); |
| d15s16 = vqrshrn_n_s32(q0s32, 14); |
| *q14s16 = vcombine_s16(d28s16, d29s16); |
| |
| d30s16 = vdup_n_s16(cospi_16_64); |
| |
| d22s16 = vget_low_s16(*q11s16); |
| d23s16 = vget_high_s16(*q11s16); |
| q2s32 = vmull_s16(d22s16, d30s16); |
| q3s32 = vmull_s16(d23s16, d30s16); |
| q13s32 = vmull_s16(d22s16, d30s16); |
| q1s32 = vmull_s16(d23s16, d30s16); |
| |
| d24s16 = vget_low_s16(*q12s16); |
| d25s16 = vget_high_s16(*q12s16); |
| q2s32 = vmlal_s16(q2s32, d24s16, d30s16); |
| q3s32 = vmlal_s16(q3s32, d25s16, d30s16); |
| q13s32 = vmlsl_s16(q13s32, d24s16, d30s16); |
| q1s32 = vmlsl_s16(q1s32, d25s16, d30s16); |
| |
| d4s16 = vqrshrn_n_s32(q2s32, 14); |
| d5s16 = vqrshrn_n_s32(q3s32, 14); |
| d24s16 = vqrshrn_n_s32(q13s32, 14); |
| d25s16 = vqrshrn_n_s32(q1s32, 14); |
| q2s16 = vcombine_s16(d4s16, d5s16); |
| *q12s16 = vcombine_s16(d24s16, d25s16); |
| |
| q13s32 = vmull_s16(d10s16, d30s16); |
| q1s32 = vmull_s16(d11s16, d30s16); |
| q11s32 = vmull_s16(d10s16, d30s16); |
| q0s32 = vmull_s16(d11s16, d30s16); |
| |
| q13s32 = vmlal_s16(q13s32, d14s16, d30s16); |
| q1s32 = vmlal_s16(q1s32, d15s16, d30s16); |
| q11s32 = vmlsl_s16(q11s32, d14s16, d30s16); |
| q0s32 = vmlsl_s16(q0s32, d15s16, d30s16); |
| |
| d20s16 = vqrshrn_n_s32(q13s32, 14); |
| d21s16 = vqrshrn_n_s32(q1s32, 14); |
| d12s16 = vqrshrn_n_s32(q11s32, 14); |
| d13s16 = vqrshrn_n_s32(q0s32, 14); |
| *q10s16 = vcombine_s16(d20s16, d21s16); |
| q6s16 = vcombine_s16(d12s16, d13s16); |
| |
| q5s16 = vdupq_n_s16(0); |
| |
| *q9s16 = vsubq_s16(q5s16, *q9s16); |
| *q11s16 = vsubq_s16(q5s16, q2s16); |
| *q13s16 = vsubq_s16(q5s16, q6s16); |
| *q15s16 = vsubq_s16(q5s16, q4s16); |
| return; |
| } |
| |
| void vp9_iht8x8_64_add_neon(const tran_low_t *input, uint8_t *dest, |
| int dest_stride, int tx_type) { |
| int i; |
| uint8_t *d1, *d2; |
| uint8x8_t d0u8, d1u8, d2u8, d3u8; |
| uint64x1_t d0u64, d1u64, d2u64, d3u64; |
| int16x8_t q8s16, q9s16, q10s16, q11s16, q12s16, q13s16, q14s16, q15s16; |
| uint16x8_t q8u16, q9u16, q10u16, q11u16; |
| |
| q8s16 = vld1q_s16(input); |
| q9s16 = vld1q_s16(input + 8); |
| q10s16 = vld1q_s16(input + 8 * 2); |
| q11s16 = vld1q_s16(input + 8 * 3); |
| q12s16 = vld1q_s16(input + 8 * 4); |
| q13s16 = vld1q_s16(input + 8 * 5); |
| q14s16 = vld1q_s16(input + 8 * 6); |
| q15s16 = vld1q_s16(input + 8 * 7); |
| |
| TRANSPOSE8X8(&q8s16, &q9s16, &q10s16, &q11s16, |
| &q12s16, &q13s16, &q14s16, &q15s16); |
| |
| switch (tx_type) { |
| case 0: // idct_idct is not supported. Fall back to C |
| vp9_iht8x8_64_add_c(input, dest, dest_stride, tx_type); |
| return; |
| break; |
| case 1: // iadst_idct |
| // generate IDCT constants |
| // GENERATE_IDCT_CONSTANTS |
| |
| // first transform rows |
| IDCT8x8_1D(&q8s16, &q9s16, &q10s16, &q11s16, |
| &q12s16, &q13s16, &q14s16, &q15s16); |
| |
| // transpose the matrix |
| TRANSPOSE8X8(&q8s16, &q9s16, &q10s16, &q11s16, |
| &q12s16, &q13s16, &q14s16, &q15s16); |
| |
| // generate IADST constants |
| // GENERATE_IADST_CONSTANTS |
| |
| // then transform columns |
| IADST8X8_1D(&q8s16, &q9s16, &q10s16, &q11s16, |
| &q12s16, &q13s16, &q14s16, &q15s16); |
| break; |
| case 2: // idct_iadst |
| // generate IADST constants |
| // GENERATE_IADST_CONSTANTS |
| |
| // first transform rows |
| IADST8X8_1D(&q8s16, &q9s16, &q10s16, &q11s16, |
| &q12s16, &q13s16, &q14s16, &q15s16); |
| |
| // transpose the matrix |
| TRANSPOSE8X8(&q8s16, &q9s16, &q10s16, &q11s16, |
| &q12s16, &q13s16, &q14s16, &q15s16); |
| |
| // generate IDCT constants |
| // GENERATE_IDCT_CONSTANTS |
| |
| // then transform columns |
| IDCT8x8_1D(&q8s16, &q9s16, &q10s16, &q11s16, |
| &q12s16, &q13s16, &q14s16, &q15s16); |
| break; |
| case 3: // iadst_iadst |
| // generate IADST constants |
| // GENERATE_IADST_CONSTANTS |
| |
| // first transform rows |
| IADST8X8_1D(&q8s16, &q9s16, &q10s16, &q11s16, |
| &q12s16, &q13s16, &q14s16, &q15s16); |
| |
| // transpose the matrix |
| TRANSPOSE8X8(&q8s16, &q9s16, &q10s16, &q11s16, |
| &q12s16, &q13s16, &q14s16, &q15s16); |
| |
| // then transform columns |
| IADST8X8_1D(&q8s16, &q9s16, &q10s16, &q11s16, |
| &q12s16, &q13s16, &q14s16, &q15s16); |
| break; |
| default: // iadst_idct |
| assert(0); |
| break; |
| } |
| |
| q8s16 = vrshrq_n_s16(q8s16, 5); |
| q9s16 = vrshrq_n_s16(q9s16, 5); |
| q10s16 = vrshrq_n_s16(q10s16, 5); |
| q11s16 = vrshrq_n_s16(q11s16, 5); |
| q12s16 = vrshrq_n_s16(q12s16, 5); |
| q13s16 = vrshrq_n_s16(q13s16, 5); |
| q14s16 = vrshrq_n_s16(q14s16, 5); |
| q15s16 = vrshrq_n_s16(q15s16, 5); |
| |
| for (d1 = d2 = dest, i = 0; i < 2; i++) { |
| if (i != 0) { |
| q8s16 = q12s16; |
| q9s16 = q13s16; |
| q10s16 = q14s16; |
| q11s16 = q15s16; |
| } |
| |
| d0u64 = vld1_u64((uint64_t *)d1); |
| d1 += dest_stride; |
| d1u64 = vld1_u64((uint64_t *)d1); |
| d1 += dest_stride; |
| d2u64 = vld1_u64((uint64_t *)d1); |
| d1 += dest_stride; |
| d3u64 = vld1_u64((uint64_t *)d1); |
| d1 += dest_stride; |
| |
| q8u16 = vaddw_u8(vreinterpretq_u16_s16(q8s16), |
| vreinterpret_u8_u64(d0u64)); |
| q9u16 = vaddw_u8(vreinterpretq_u16_s16(q9s16), |
| vreinterpret_u8_u64(d1u64)); |
| q10u16 = vaddw_u8(vreinterpretq_u16_s16(q10s16), |
| vreinterpret_u8_u64(d2u64)); |
| q11u16 = vaddw_u8(vreinterpretq_u16_s16(q11s16), |
| vreinterpret_u8_u64(d3u64)); |
| |
| d0u8 = vqmovun_s16(vreinterpretq_s16_u16(q8u16)); |
| d1u8 = vqmovun_s16(vreinterpretq_s16_u16(q9u16)); |
| d2u8 = vqmovun_s16(vreinterpretq_s16_u16(q10u16)); |
| d3u8 = vqmovun_s16(vreinterpretq_s16_u16(q11u16)); |
| |
| vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d0u8)); |
| d2 += dest_stride; |
| vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d1u8)); |
| d2 += dest_stride; |
| vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d2u8)); |
| d2 += dest_stride; |
| vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d3u8)); |
| d2 += dest_stride; |
| } |
| return; |
| } |
