/* * 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 #include "./vpx_config.h" #include "vpx_dsp/txfm_common.h" 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; } void vpx_idct16x16_256_add_neon_pass1( int16_t *in, int16_t *out, int output_stride) { 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; uint64x1_t d16u64, d17u64, d18u64, d19u64, d20u64, d21u64, d22u64, d23u64; uint64x1_t d24u64, d25u64, d26u64, d27u64, d28u64, d29u64, d30u64, d31u64; int16x8_t q0s16, q1s16, q2s16, q3s16, q4s16, q5s16, q6s16, q7s16; int16x8_t q8s16, q9s16, q10s16, q11s16, q12s16, q13s16, q14s16, q15s16; int32x4_t q0s32, q1s32, q2s32, q3s32, q5s32, q6s32, q9s32; int32x4_t q10s32, q11s32, q12s32, q13s32, q15s32; int16x8x2_t q0x2s16; q0x2s16 = vld2q_s16(in); q8s16 = q0x2s16.val[0]; in += 16; q0x2s16 = vld2q_s16(in); q9s16 = q0x2s16.val[0]; in += 16; q0x2s16 = vld2q_s16(in); q10s16 = q0x2s16.val[0]; in += 16; q0x2s16 = vld2q_s16(in); q11s16 = q0x2s16.val[0]; in += 16; q0x2s16 = vld2q_s16(in); q12s16 = q0x2s16.val[0]; in += 16; q0x2s16 = vld2q_s16(in); q13s16 = q0x2s16.val[0]; in += 16; q0x2s16 = vld2q_s16(in); q14s16 = q0x2s16.val[0]; in += 16; q0x2s16 = vld2q_s16(in); q15s16 = q0x2s16.val[0]; TRANSPOSE8X8(&q8s16, &q9s16, &q10s16, &q11s16, &q12s16, &q13s16, &q14s16, &q15s16); 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); // stage 3 d0s16 = vdup_n_s16(cospi_28_64); d1s16 = vdup_n_s16(cospi_4_64); q2s32 = vmull_s16(d18s16, d0s16); q3s32 = vmull_s16(d19s16, d0s16); q5s32 = vmull_s16(d18s16, d1s16); q6s32 = vmull_s16(d19s16, d1s16); q2s32 = vmlsl_s16(q2s32, d30s16, d1s16); q3s32 = vmlsl_s16(q3s32, d31s16, d1s16); q5s32 = vmlal_s16(q5s32, d30s16, d0s16); q6s32 = vmlal_s16(q6s32, d31s16, d0s16); d2s16 = vdup_n_s16(cospi_12_64); d3s16 = vdup_n_s16(cospi_20_64); d8s16 = vqrshrn_n_s32(q2s32, 14); d9s16 = vqrshrn_n_s32(q3s32, 14); d14s16 = vqrshrn_n_s32(q5s32, 14); d15s16 = vqrshrn_n_s32(q6s32, 14); q4s16 = vcombine_s16(d8s16, d9s16); q7s16 = vcombine_s16(d14s16, d15s16); q2s32 = vmull_s16(d26s16, d2s16); q3s32 = vmull_s16(d27s16, d2s16); q9s32 = vmull_s16(d26s16, d3s16); q15s32 = vmull_s16(d27s16, d3s16); q2s32 = vmlsl_s16(q2s32, d22s16, d3s16); q3s32 = vmlsl_s16(q3s32, d23s16, d3s16); q9s32 = vmlal_s16(q9s32, d22s16, d2s16); q15s32 = vmlal_s16(q15s32, d23s16, d2s16); d10s16 = vqrshrn_n_s32(q2s32, 14); d11s16 = vqrshrn_n_s32(q3s32, 14); d12s16 = vqrshrn_n_s32(q9s32, 14); d13s16 = vqrshrn_n_s32(q15s32, 14); q5s16 = vcombine_s16(d10s16, d11s16); q6s16 = vcombine_s16(d12s16, d13s16); // stage 4 d30s16 = vdup_n_s16(cospi_16_64); q2s32 = vmull_s16(d16s16, d30s16); q11s32 = vmull_s16(d17s16, d30s16); q0s32 = vmull_s16(d24s16, d30s16); q1s32 = vmull_s16(d25s16, d30s16); d30s16 = vdup_n_s16(cospi_24_64); d31s16 = vdup_n_s16(cospi_8_64); q3s32 = vaddq_s32(q2s32, q0s32); q12s32 = vaddq_s32(q11s32, q1s32); q13s32 = vsubq_s32(q2s32, q0s32); q1s32 = vsubq_s32(q11s32, q1s32); d16s16 = vqrshrn_n_s32(q3s32, 14); d17s16 = vqrshrn_n_s32(q12s32, 14); d18s16 = vqrshrn_n_s32(q13s32, 14); d19s16 = vqrshrn_n_s32(q1s32, 14); q8s16 = vcombine_s16(d16s16, d17s16); q9s16 = vcombine_s16(d18s16, d19s16); q0s32 = vmull_s16(d20s16, d31s16); q1s32 = vmull_s16(d21s16, d31s16); q12s32 = vmull_s16(d20s16, d30s16); q13s32 = vmull_s16(d21s16, d30s16); q0s32 = vmlal_s16(q0s32, d28s16, d30s16); q1s32 = vmlal_s16(q1s32, d29s16, d30s16); q12s32 = vmlsl_s16(q12s32, d28s16, d31s16); q13s32 = vmlsl_s16(q13s32, d29s16, d31s16); d22s16 = vqrshrn_n_s32(q0s32, 14); d23s16 = vqrshrn_n_s32(q1s32, 14); d20s16 = vqrshrn_n_s32(q12s32, 14); d21s16 = vqrshrn_n_s32(q13s32, 14); q10s16 = vcombine_s16(d20s16, d21s16); q11s16 = vcombine_s16(d22s16, d23s16); q13s16 = vsubq_s16(q4s16, q5s16); q4s16 = vaddq_s16(q4s16, q5s16); q14s16 = vsubq_s16(q7s16, q6s16); q15s16 = vaddq_s16(q6s16, q7s16); d26s16 = vget_low_s16(q13s16); d27s16 = vget_high_s16(q13s16); d28s16 = vget_low_s16(q14s16); d29s16 = vget_high_s16(q14s16); // stage 5 q0s16 = vaddq_s16(q8s16, q11s16); q1s16 = vaddq_s16(q9s16, q10s16); q2s16 = vsubq_s16(q9s16, q10s16); q3s16 = vsubq_s16(q8s16, q11s16); d16s16 = vdup_n_s16(cospi_16_64); q11s32 = vmull_s16(d26s16, d16s16); q12s32 = vmull_s16(d27s16, d16s16); q9s32 = vmull_s16(d28s16, d16s16); q10s32 = vmull_s16(d29s16, d16s16); q6s32 = vsubq_s32(q9s32, q11s32); q13s32 = vsubq_s32(q10s32, q12s32); q9s32 = vaddq_s32(q9s32, q11s32); q10s32 = vaddq_s32(q10s32, q12s32); d10s16 = vqrshrn_n_s32(q6s32, 14); d11s16 = vqrshrn_n_s32(q13s32, 14); d12s16 = vqrshrn_n_s32(q9s32, 14); d13s16 = vqrshrn_n_s32(q10s32, 14); q5s16 = vcombine_s16(d10s16, d11s16); q6s16 = vcombine_s16(d12s16, d13s16); // stage 6 q8s16 = vaddq_s16(q0s16, q15s16); 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, q15s16); d16u64 = vreinterpret_u64_s16(vget_low_s16(q8s16)); d17u64 = vreinterpret_u64_s16(vget_high_s16(q8s16)); d18u64 = vreinterpret_u64_s16(vget_low_s16(q9s16)); d19u64 = vreinterpret_u64_s16(vget_high_s16(q9s16)); d20u64 = vreinterpret_u64_s16(vget_low_s16(q10s16)); d21u64 = vreinterpret_u64_s16(vget_high_s16(q10s16)); d22u64 = vreinterpret_u64_s16(vget_low_s16(q11s16)); d23u64 = vreinterpret_u64_s16(vget_high_s16(q11s16)); d24u64 = vreinterpret_u64_s16(vget_low_s16(q12s16)); d25u64 = vreinterpret_u64_s16(vget_high_s16(q12s16)); d26u64 = vreinterpret_u64_s16(vget_low_s16(q13s16)); d27u64 = vreinterpret_u64_s16(vget_high_s16(q13s16)); d28u64 = vreinterpret_u64_s16(vget_low_s16(q14s16)); d29u64 = vreinterpret_u64_s16(vget_high_s16(q14s16)); d30u64 = vreinterpret_u64_s16(vget_low_s16(q15s16)); d31u64 = vreinterpret_u64_s16(vget_high_s16(q15s16)); // store the data output_stride >>= 1; // output_stride / 2, out is int16_t vst1_u64((uint64_t *)out, d16u64); out += output_stride; vst1_u64((uint64_t *)out, d17u64); out += output_stride; vst1_u64((uint64_t *)out, d18u64); out += output_stride; vst1_u64((uint64_t *)out, d19u64); out += output_stride; vst1_u64((uint64_t *)out, d20u64); out += output_stride; vst1_u64((uint64_t *)out, d21u64); out += output_stride; vst1_u64((uint64_t *)out, d22u64); out += output_stride; vst1_u64((uint64_t *)out, d23u64); out += output_stride; vst1_u64((uint64_t *)out, d24u64); out += output_stride; vst1_u64((uint64_t *)out, d25u64); out += output_stride; vst1_u64((uint64_t *)out, d26u64); out += output_stride; vst1_u64((uint64_t *)out, d27u64); out += output_stride; vst1_u64((uint64_t *)out, d28u64); out += output_stride; vst1_u64((uint64_t *)out, d29u64); out += output_stride; vst1_u64((uint64_t *)out, d30u64); out += output_stride; vst1_u64((uint64_t *)out, d31u64); return; } void vpx_idct16x16_256_add_neon_pass2( int16_t *src, int16_t *out, int16_t *pass1Output, int16_t skip_adding, uint8_t *dest, int dest_stride) { uint8_t *d; uint8x8_t d12u8, d13u8; 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; uint64x1_t d24u64, d25u64, d26u64, d27u64; int64x1_t d12s64, d13s64; uint16x8_t q2u16, q3u16, q4u16, q5u16, q8u16; uint16x8_t q9u16, q12u16, q13u16, q14u16, q15u16; int16x8_t q0s16, q1s16, q2s16, q3s16, q4s16, q5s16, q6s16, q7s16; int16x8_t q8s16, q9s16, q10s16, q11s16, q12s16, q13s16, q14s16, q15s16; int32x4_t q0s32, q1s32, q2s32, q3s32, q4s32, q5s32, q6s32, q8s32, q9s32; int32x4_t q10s32, q11s32, q12s32, q13s32; int16x8x2_t q0x2s16; q0x2s16 = vld2q_s16(src); q8s16 = q0x2s16.val[0]; src += 16; q0x2s16 = vld2q_s16(src); q9s16 = q0x2s16.val[0]; src += 16; q0x2s16 = vld2q_s16(src); q10s16 = q0x2s16.val[0]; src += 16; q0x2s16 = vld2q_s16(src); q11s16 = q0x2s16.val[0]; src += 16; q0x2s16 = vld2q_s16(src); q12s16 = q0x2s16.val[0]; src += 16; q0x2s16 = vld2q_s16(src); q13s16 = q0x2s16.val[0]; src += 16; q0x2s16 = vld2q_s16(src); q14s16 = q0x2s16.val[0]; src += 16; q0x2s16 = vld2q_s16(src); q15s16 = q0x2s16.val[0]; TRANSPOSE8X8(&q8s16, &q9s16, &q10s16, &q11s16, &q12s16, &q13s16, &q14s16, &q15s16); 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); // stage 3 d12s16 = vdup_n_s16(cospi_30_64); d13s16 = vdup_n_s16(cospi_2_64); q2s32 = vmull_s16(d16s16, d12s16); q3s32 = vmull_s16(d17s16, d12s16); q1s32 = vmull_s16(d16s16, d13s16); q4s32 = vmull_s16(d17s16, d13s16); q2s32 = vmlsl_s16(q2s32, d30s16, d13s16); q3s32 = vmlsl_s16(q3s32, d31s16, d13s16); q1s32 = vmlal_s16(q1s32, d30s16, d12s16); q4s32 = vmlal_s16(q4s32, d31s16, d12s16); d0s16 = vqrshrn_n_s32(q2s32, 14); d1s16 = vqrshrn_n_s32(q3s32, 14); d14s16 = vqrshrn_n_s32(q1s32, 14); d15s16 = vqrshrn_n_s32(q4s32, 14); q0s16 = vcombine_s16(d0s16, d1s16); q7s16 = vcombine_s16(d14s16, d15s16); d30s16 = vdup_n_s16(cospi_14_64); d31s16 = vdup_n_s16(cospi_18_64); q2s32 = vmull_s16(d24s16, d30s16); q3s32 = vmull_s16(d25s16, d30s16); q4s32 = vmull_s16(d24s16, d31s16); q5s32 = vmull_s16(d25s16, d31s16); q2s32 = vmlsl_s16(q2s32, d22s16, d31s16); q3s32 = vmlsl_s16(q3s32, d23s16, d31s16); q4s32 = vmlal_s16(q4s32, d22s16, d30s16); q5s32 = vmlal_s16(q5s32, d23s16, d30s16); d2s16 = vqrshrn_n_s32(q2s32, 14); d3s16 = vqrshrn_n_s32(q3s32, 14); d12s16 = vqrshrn_n_s32(q4s32, 14); d13s16 = vqrshrn_n_s32(q5s32, 14); q1s16 = vcombine_s16(d2s16, d3s16); q6s16 = vcombine_s16(d12s16, d13s16); d30s16 = vdup_n_s16(cospi_22_64); d31s16 = vdup_n_s16(cospi_10_64); q11s32 = vmull_s16(d20s16, d30s16); q12s32 = vmull_s16(d21s16, d30s16); q4s32 = vmull_s16(d20s16, d31s16); q5s32 = vmull_s16(d21s16, d31s16); q11s32 = vmlsl_s16(q11s32, d26s16, d31s16); q12s32 = vmlsl_s16(q12s32, d27s16, d31s16); q4s32 = vmlal_s16(q4s32, d26s16, d30s16); q5s32 = vmlal_s16(q5s32, d27s16, d30s16); d4s16 = vqrshrn_n_s32(q11s32, 14); d5s16 = vqrshrn_n_s32(q12s32, 14); d11s16 = vqrshrn_n_s32(q5s32, 14); d10s16 = vqrshrn_n_s32(q4s32, 14); q2s16 = vcombine_s16(d4s16, d5s16); q5s16 = vcombine_s16(d10s16, d11s16); d30s16 = vdup_n_s16(cospi_6_64); d31s16 = vdup_n_s16(cospi_26_64); q10s32 = vmull_s16(d28s16, d30s16); q11s32 = vmull_s16(d29s16, d30s16); q12s32 = vmull_s16(d28s16, d31s16); q13s32 = vmull_s16(d29s16, d31s16); q10s32 = vmlsl_s16(q10s32, d18s16, d31s16); q11s32 = vmlsl_s16(q11s32, d19s16, d31s16); q12s32 = vmlal_s16(q12s32, d18s16, d30s16); q13s32 = vmlal_s16(q13s32, d19s16, d30s16); d6s16 = vqrshrn_n_s32(q10s32, 14); d7s16 = vqrshrn_n_s32(q11s32, 14); d8s16 = vqrshrn_n_s32(q12s32, 14); d9s16 = vqrshrn_n_s32(q13s32, 14); q3s16 = vcombine_s16(d6s16, d7s16); q4s16 = vcombine_s16(d8s16, d9s16); // stage 3 q9s16 = vsubq_s16(q0s16, q1s16); q0s16 = vaddq_s16(q0s16, q1s16); q10s16 = vsubq_s16(q3s16, q2s16); q11s16 = vaddq_s16(q2s16, q3s16); q12s16 = vaddq_s16(q4s16, q5s16); q13s16 = vsubq_s16(q4s16, q5s16); q14s16 = vsubq_s16(q7s16, q6s16); q7s16 = vaddq_s16(q6s16, q7s16); // stage 4 d18s16 = vget_low_s16(q9s16); d19s16 = vget_high_s16(q9s16); d20s16 = vget_low_s16(q10s16); d21s16 = vget_high_s16(q10s16); d26s16 = vget_low_s16(q13s16); d27s16 = vget_high_s16(q13s16); d28s16 = vget_low_s16(q14s16); d29s16 = vget_high_s16(q14s16); d30s16 = vdup_n_s16(cospi_8_64); d31s16 = vdup_n_s16(cospi_24_64); q2s32 = vmull_s16(d18s16, d31s16); q3s32 = vmull_s16(d19s16, d31s16); q4s32 = vmull_s16(d28s16, d31s16); q5s32 = vmull_s16(d29s16, d31s16); q2s32 = vmlal_s16(q2s32, d28s16, d30s16); q3s32 = vmlal_s16(q3s32, d29s16, d30s16); q4s32 = vmlsl_s16(q4s32, d18s16, d30s16); q5s32 = vmlsl_s16(q5s32, d19s16, d30s16); d12s16 = vqrshrn_n_s32(q2s32, 14); d13s16 = vqrshrn_n_s32(q3s32, 14); d2s16 = vqrshrn_n_s32(q4s32, 14); d3s16 = vqrshrn_n_s32(q5s32, 14); q1s16 = vcombine_s16(d2s16, d3s16); q6s16 = vcombine_s16(d12s16, d13s16); q3s16 = q11s16; q4s16 = q12s16; d30s16 = vdup_n_s16(-cospi_8_64); q11s32 = vmull_s16(d26s16, d30s16); q12s32 = vmull_s16(d27s16, d30s16); q8s32 = vmull_s16(d20s16, d30s16); q9s32 = vmull_s16(d21s16, d30s16); q11s32 = vmlsl_s16(q11s32, d20s16, d31s16); q12s32 = vmlsl_s16(q12s32, d21s16, d31s16); q8s32 = vmlal_s16(q8s32, d26s16, d31s16); q9s32 = vmlal_s16(q9s32, d27s16, d31s16); d4s16 = vqrshrn_n_s32(q11s32, 14); d5s16 = vqrshrn_n_s32(q12s32, 14); d10s16 = vqrshrn_n_s32(q8s32, 14); d11s16 = vqrshrn_n_s32(q9s32, 14); q2s16 = vcombine_s16(d4s16, d5s16); q5s16 = vcombine_s16(d10s16, d11s16); // stage 5 q8s16 = vaddq_s16(q0s16, q3s16); q9s16 = vaddq_s16(q1s16, q2s16); q10s16 = vsubq_s16(q1s16, q2s16); q11s16 = vsubq_s16(q0s16, q3s16); q12s16 = vsubq_s16(q7s16, q4s16); q13s16 = vsubq_s16(q6s16, q5s16); q14s16 = vaddq_s16(q6s16, q5s16); q15s16 = vaddq_s16(q7s16, q4s16); // stage 6 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); d14s16 = vdup_n_s16(cospi_16_64); q3s32 = vmull_s16(d26s16, d14s16); q4s32 = vmull_s16(d27s16, d14s16); q0s32 = vmull_s16(d20s16, d14s16); q1s32 = vmull_s16(d21s16, d14s16); q5s32 = vsubq_s32(q3s32, q0s32); q6s32 = vsubq_s32(q4s32, q1s32); q10s32 = vaddq_s32(q3s32, q0s32); q4s32 = vaddq_s32(q4s32, q1s32); d4s16 = vqrshrn_n_s32(q5s32, 14); d5s16 = vqrshrn_n_s32(q6s32, 14); d10s16 = vqrshrn_n_s32(q10s32, 14); d11s16 = vqrshrn_n_s32(q4s32, 14); q2s16 = vcombine_s16(d4s16, d5s16); q5s16 = vcombine_s16(d10s16, d11s16); q0s32 = vmull_s16(d22s16, d14s16); q1s32 = vmull_s16(d23s16, d14s16); q13s32 = vmull_s16(d24s16, d14s16); q6s32 = vmull_s16(d25s16, d14s16); q10s32 = vsubq_s32(q13s32, q0s32); q4s32 = vsubq_s32(q6s32, q1s32); q13s32 = vaddq_s32(q13s32, q0s32); q6s32 = vaddq_s32(q6s32, q1s32); d6s16 = vqrshrn_n_s32(q10s32, 14); d7s16 = vqrshrn_n_s32(q4s32, 14); d8s16 = vqrshrn_n_s32(q13s32, 14); d9s16 = vqrshrn_n_s32(q6s32, 14); q3s16 = vcombine_s16(d6s16, d7s16); q4s16 = vcombine_s16(d8s16, d9s16); // stage 7 if (skip_adding != 0) { d = dest; // load the data in pass1 q0s16 = vld1q_s16(pass1Output); pass1Output += 8; q1s16 = vld1q_s16(pass1Output); pass1Output += 8; d12s64 = vld1_s64((int64_t *)dest); dest += dest_stride; d13s64 = vld1_s64((int64_t *)dest); dest += dest_stride; q12s16 = vaddq_s16(q0s16, q15s16); q13s16 = vaddq_s16(q1s16, q14s16); q12s16 = vrshrq_n_s16(q12s16, 6); q13s16 = vrshrq_n_s16(q13s16, 6); q12u16 = vaddw_u8(vreinterpretq_u16_s16(q12s16), vreinterpret_u8_s64(d12s64)); q13u16 = vaddw_u8(vreinterpretq_u16_s16(q13s16), vreinterpret_u8_s64(d13s64)); d12u8 = vqmovun_s16(vreinterpretq_s16_u16(q12u16)); d13u8 = vqmovun_s16(vreinterpretq_s16_u16(q13u16)); vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d12u8)); d += dest_stride; vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d13u8)); d += dest_stride; q14s16 = vsubq_s16(q1s16, q14s16); q15s16 = vsubq_s16(q0s16, q15s16); q10s16 = vld1q_s16(pass1Output); pass1Output += 8; q11s16 = vld1q_s16(pass1Output); pass1Output += 8; d12s64 = vld1_s64((int64_t *)dest); dest += dest_stride; d13s64 = vld1_s64((int64_t *)dest); dest += dest_stride; q12s16 = vaddq_s16(q10s16, q5s16); q13s16 = vaddq_s16(q11s16, q4s16); q12s16 = vrshrq_n_s16(q12s16, 6); q13s16 = vrshrq_n_s16(q13s16, 6); q12u16 = vaddw_u8(vreinterpretq_u16_s16(q12s16), vreinterpret_u8_s64(d12s64)); q13u16 = vaddw_u8(vreinterpretq_u16_s16(q13s16), vreinterpret_u8_s64(d13s64)); d12u8 = vqmovun_s16(vreinterpretq_s16_u16(q12u16)); d13u8 = vqmovun_s16(vreinterpretq_s16_u16(q13u16)); vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d12u8)); d += dest_stride; vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d13u8)); d += dest_stride; q4s16 = vsubq_s16(q11s16, q4s16); q5s16 = vsubq_s16(q10s16, q5s16); q0s16 = vld1q_s16(pass1Output); pass1Output += 8; q1s16 = vld1q_s16(pass1Output); pass1Output += 8; d12s64 = vld1_s64((int64_t *)dest); dest += dest_stride; d13s64 = vld1_s64((int64_t *)dest); dest += dest_stride; q12s16 = vaddq_s16(q0s16, q3s16); q13s16 = vaddq_s16(q1s16, q2s16); q12s16 = vrshrq_n_s16(q12s16, 6); q13s16 = vrshrq_n_s16(q13s16, 6); q12u16 = vaddw_u8(vreinterpretq_u16_s16(q12s16), vreinterpret_u8_s64(d12s64)); q13u16 = vaddw_u8(vreinterpretq_u16_s16(q13s16), vreinterpret_u8_s64(d13s64)); d12u8 = vqmovun_s16(vreinterpretq_s16_u16(q12u16)); d13u8 = vqmovun_s16(vreinterpretq_s16_u16(q13u16)); vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d12u8)); d += dest_stride; vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d13u8)); d += dest_stride; q2s16 = vsubq_s16(q1s16, q2s16); q3s16 = vsubq_s16(q0s16, q3s16); q10s16 = vld1q_s16(pass1Output); pass1Output += 8; q11s16 = vld1q_s16(pass1Output); d12s64 = vld1_s64((int64_t *)dest); dest += dest_stride; d13s64 = vld1_s64((int64_t *)dest); dest += dest_stride; q12s16 = vaddq_s16(q10s16, q9s16); q13s16 = vaddq_s16(q11s16, q8s16); q12s16 = vrshrq_n_s16(q12s16, 6); q13s16 = vrshrq_n_s16(q13s16, 6); q12u16 = vaddw_u8(vreinterpretq_u16_s16(q12s16), vreinterpret_u8_s64(d12s64)); q13u16 = vaddw_u8(vreinterpretq_u16_s16(q13s16), vreinterpret_u8_s64(d13s64)); d12u8 = vqmovun_s16(vreinterpretq_s16_u16(q12u16)); d13u8 = vqmovun_s16(vreinterpretq_s16_u16(q13u16)); vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d12u8)); d += dest_stride; vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d13u8)); d += dest_stride; q8s16 = vsubq_s16(q11s16, q8s16); q9s16 = vsubq_s16(q10s16, q9s16); // store the data out 8,9,10,11,12,13,14,15 d12s64 = vld1_s64((int64_t *)dest); dest += dest_stride; q8s16 = vrshrq_n_s16(q8s16, 6); q8u16 = vaddw_u8(vreinterpretq_u16_s16(q8s16), vreinterpret_u8_s64(d12s64)); d12u8 = vqmovun_s16(vreinterpretq_s16_u16(q8u16)); vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d12u8)); d += dest_stride; d12s64 = vld1_s64((int64_t *)dest); dest += dest_stride; q9s16 = vrshrq_n_s16(q9s16, 6); q9u16 = vaddw_u8(vreinterpretq_u16_s16(q9s16), vreinterpret_u8_s64(d12s64)); d12u8 = vqmovun_s16(vreinterpretq_s16_u16(q9u16)); vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d12u8)); d += dest_stride; d12s64 = vld1_s64((int64_t *)dest); dest += dest_stride; q2s16 = vrshrq_n_s16(q2s16, 6); q2u16 = vaddw_u8(vreinterpretq_u16_s16(q2s16), vreinterpret_u8_s64(d12s64)); d12u8 = vqmovun_s16(vreinterpretq_s16_u16(q2u16)); vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d12u8)); d += dest_stride; d12s64 = vld1_s64((int64_t *)dest); dest += dest_stride; q3s16 = vrshrq_n_s16(q3s16, 6); q3u16 = vaddw_u8(vreinterpretq_u16_s16(q3s16), vreinterpret_u8_s64(d12s64)); d12u8 = vqmovun_s16(vreinterpretq_s16_u16(q3u16)); vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d12u8)); d += dest_stride; d12s64 = vld1_s64((int64_t *)dest); dest += dest_stride; q4s16 = vrshrq_n_s16(q4s16, 6); q4u16 = vaddw_u8(vreinterpretq_u16_s16(q4s16), vreinterpret_u8_s64(d12s64)); d12u8 = vqmovun_s16(vreinterpretq_s16_u16(q4u16)); vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d12u8)); d += dest_stride; d12s64 = vld1_s64((int64_t *)dest); dest += dest_stride; q5s16 = vrshrq_n_s16(q5s16, 6); q5u16 = vaddw_u8(vreinterpretq_u16_s16(q5s16), vreinterpret_u8_s64(d12s64)); d12u8 = vqmovun_s16(vreinterpretq_s16_u16(q5u16)); vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d12u8)); d += dest_stride; d12s64 = vld1_s64((int64_t *)dest); dest += dest_stride; q14s16 = vrshrq_n_s16(q14s16, 6); q14u16 = vaddw_u8(vreinterpretq_u16_s16(q14s16), vreinterpret_u8_s64(d12s64)); d12u8 = vqmovun_s16(vreinterpretq_s16_u16(q14u16)); vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d12u8)); d += dest_stride; d12s64 = vld1_s64((int64_t *)dest); q15s16 = vrshrq_n_s16(q15s16, 6); q15u16 = vaddw_u8(vreinterpretq_u16_s16(q15s16), vreinterpret_u8_s64(d12s64)); d12u8 = vqmovun_s16(vreinterpretq_s16_u16(q15u16)); vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d12u8)); } else { // skip_adding_dest q0s16 = vld1q_s16(pass1Output); pass1Output += 8; q1s16 = vld1q_s16(pass1Output); pass1Output += 8; q12s16 = vaddq_s16(q0s16, q15s16); q13s16 = vaddq_s16(q1s16, q14s16); d24u64 = vreinterpret_u64_s16(vget_low_s16(q12s16)); d25u64 = vreinterpret_u64_s16(vget_high_s16(q12s16)); d26u64 = vreinterpret_u64_s16(vget_low_s16(q13s16)); d27u64 = vreinterpret_u64_s16(vget_high_s16(q13s16)); vst1_u64((uint64_t *)out, d24u64); out += 4; vst1_u64((uint64_t *)out, d25u64); out += 12; vst1_u64((uint64_t *)out, d26u64); out += 4; vst1_u64((uint64_t *)out, d27u64); out += 12; q14s16 = vsubq_s16(q1s16, q14s16); q15s16 = vsubq_s16(q0s16, q15s16); q10s16 = vld1q_s16(pass1Output); pass1Output += 8; q11s16 = vld1q_s16(pass1Output); pass1Output += 8; q12s16 = vaddq_s16(q10s16, q5s16); q13s16 = vaddq_s16(q11s16, q4s16); d24u64 = vreinterpret_u64_s16(vget_low_s16(q12s16)); d25u64 = vreinterpret_u64_s16(vget_high_s16(q12s16)); d26u64 = vreinterpret_u64_s16(vget_low_s16(q13s16)); d27u64 = vreinterpret_u64_s16(vget_high_s16(q13s16)); vst1_u64((uint64_t *)out, d24u64); out += 4; vst1_u64((uint64_t *)out, d25u64); out += 12; vst1_u64((uint64_t *)out, d26u64); out += 4; vst1_u64((uint64_t *)out, d27u64); out += 12; q4s16 = vsubq_s16(q11s16, q4s16); q5s16 = vsubq_s16(q10s16, q5s16); q0s16 = vld1q_s16(pass1Output); pass1Output += 8; q1s16 = vld1q_s16(pass1Output); pass1Output += 8; q12s16 = vaddq_s16(q0s16, q3s16); q13s16 = vaddq_s16(q1s16, q2s16); d24u64 = vreinterpret_u64_s16(vget_low_s16(q12s16)); d25u64 = vreinterpret_u64_s16(vget_high_s16(q12s16)); d26u64 = vreinterpret_u64_s16(vget_low_s16(q13s16)); d27u64 = vreinterpret_u64_s16(vget_high_s16(q13s16)); vst1_u64((uint64_t *)out, d24u64); out += 4; vst1_u64((uint64_t *)out, d25u64); out += 12; vst1_u64((uint64_t *)out, d26u64); out += 4; vst1_u64((uint64_t *)out, d27u64); out += 12; q2s16 = vsubq_s16(q1s16, q2s16); q3s16 = vsubq_s16(q0s16, q3s16); q10s16 = vld1q_s16(pass1Output); pass1Output += 8; q11s16 = vld1q_s16(pass1Output); pass1Output += 8; q12s16 = vaddq_s16(q10s16, q9s16); q13s16 = vaddq_s16(q11s16, q8s16); d24u64 = vreinterpret_u64_s16(vget_low_s16(q12s16)); d25u64 = vreinterpret_u64_s16(vget_high_s16(q12s16)); d26u64 = vreinterpret_u64_s16(vget_low_s16(q13s16)); d27u64 = vreinterpret_u64_s16(vget_high_s16(q13s16)); vst1_u64((uint64_t *)out, d24u64); out += 4; vst1_u64((uint64_t *)out, d25u64); out += 12; vst1_u64((uint64_t *)out, d26u64); out += 4; vst1_u64((uint64_t *)out, d27u64); out += 12; q8s16 = vsubq_s16(q11s16, q8s16); q9s16 = vsubq_s16(q10s16, q9s16); vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_low_s16(q8s16))); out += 4; vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_high_s16(q8s16))); out += 12; vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_low_s16(q9s16))); out += 4; vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_high_s16(q9s16))); out += 12; vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_low_s16(q2s16))); out += 4; vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_high_s16(q2s16))); out += 12; vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_low_s16(q3s16))); out += 4; vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_high_s16(q3s16))); out += 12; vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_low_s16(q4s16))); out += 4; vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_high_s16(q4s16))); out += 12; vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_low_s16(q5s16))); out += 4; vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_high_s16(q5s16))); out += 12; vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_low_s16(q14s16))); out += 4; vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_high_s16(q14s16))); out += 12; vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_low_s16(q15s16))); out += 4; vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_high_s16(q15s16))); } return; } void vpx_idct16x16_10_add_neon_pass1( int16_t *in, int16_t *out, int output_stride) { int16x4_t d4s16; int16x4_t d8s16, d9s16, d10s16, d11s16, d12s16, d13s16, d14s16, d15s16; uint64x1_t d4u64, d5u64, d18u64, d19u64, d20u64, d21u64, d22u64, d23u64; uint64x1_t d24u64, d25u64, d26u64, d27u64, d28u64, d29u64, d30u64, d31u64; int16x8_t q0s16, q1s16, q2s16, q4s16, q5s16, q6s16, q7s16; int16x8_t q8s16, q9s16, q10s16, q11s16, q12s16, q13s16, q14s16, q15s16; int32x4_t q6s32, q9s32; int32x4_t q10s32, q11s32, q12s32, q15s32; int16x8x2_t q0x2s16; q0x2s16 = vld2q_s16(in); q8s16 = q0x2s16.val[0]; in += 16; q0x2s16 = vld2q_s16(in); q9s16 = q0x2s16.val[0]; in += 16; q0x2s16 = vld2q_s16(in); q10s16 = q0x2s16.val[0]; in += 16; q0x2s16 = vld2q_s16(in); q11s16 = q0x2s16.val[0]; in += 16; q0x2s16 = vld2q_s16(in); q12s16 = q0x2s16.val[0]; in += 16; q0x2s16 = vld2q_s16(in); q13s16 = q0x2s16.val[0]; in += 16; q0x2s16 = vld2q_s16(in); q14s16 = q0x2s16.val[0]; in += 16; q0x2s16 = vld2q_s16(in); q15s16 = q0x2s16.val[0]; TRANSPOSE8X8(&q8s16, &q9s16, &q10s16, &q11s16, &q12s16, &q13s16, &q14s16, &q15s16); // stage 3 q0s16 = vdupq_n_s16(cospi_28_64 * 2); q1s16 = vdupq_n_s16(cospi_4_64 * 2); q4s16 = vqrdmulhq_s16(q9s16, q0s16); q7s16 = vqrdmulhq_s16(q9s16, q1s16); // stage 4 q1s16 = vdupq_n_s16(cospi_16_64 * 2); d4s16 = vdup_n_s16(cospi_16_64); q8s16 = vqrdmulhq_s16(q8s16, q1s16); d8s16 = vget_low_s16(q4s16); d9s16 = vget_high_s16(q4s16); d14s16 = vget_low_s16(q7s16); d15s16 = vget_high_s16(q7s16); q9s32 = vmull_s16(d14s16, d4s16); q10s32 = vmull_s16(d15s16, d4s16); q12s32 = vmull_s16(d9s16, d4s16); q11s32 = vmull_s16(d8s16, d4s16); q15s32 = vsubq_s32(q10s32, q12s32); q6s32 = vsubq_s32(q9s32, q11s32); q9s32 = vaddq_s32(q9s32, q11s32); q10s32 = vaddq_s32(q10s32, q12s32); d11s16 = vqrshrn_n_s32(q15s32, 14); d10s16 = vqrshrn_n_s32(q6s32, 14); d12s16 = vqrshrn_n_s32(q9s32, 14); d13s16 = vqrshrn_n_s32(q10s32, 14); q5s16 = vcombine_s16(d10s16, d11s16); q6s16 = vcombine_s16(d12s16, d13s16); // stage 6 q2s16 = vaddq_s16(q8s16, q7s16); q9s16 = vaddq_s16(q8s16, q6s16); q10s16 = vaddq_s16(q8s16, q5s16); q11s16 = vaddq_s16(q8s16, q4s16); q12s16 = vsubq_s16(q8s16, q4s16); q13s16 = vsubq_s16(q8s16, q5s16); q14s16 = vsubq_s16(q8s16, q6s16); q15s16 = vsubq_s16(q8s16, q7s16); d4u64 = vreinterpret_u64_s16(vget_low_s16(q2s16)); d5u64 = vreinterpret_u64_s16(vget_high_s16(q2s16)); d18u64 = vreinterpret_u64_s16(vget_low_s16(q9s16)); d19u64 = vreinterpret_u64_s16(vget_high_s16(q9s16)); d20u64 = vreinterpret_u64_s16(vget_low_s16(q10s16)); d21u64 = vreinterpret_u64_s16(vget_high_s16(q10s16)); d22u64 = vreinterpret_u64_s16(vget_low_s16(q11s16)); d23u64 = vreinterpret_u64_s16(vget_high_s16(q11s16)); d24u64 = vreinterpret_u64_s16(vget_low_s16(q12s16)); d25u64 = vreinterpret_u64_s16(vget_high_s16(q12s16)); d26u64 = vreinterpret_u64_s16(vget_low_s16(q13s16)); d27u64 = vreinterpret_u64_s16(vget_high_s16(q13s16)); d28u64 = vreinterpret_u64_s16(vget_low_s16(q14s16)); d29u64 = vreinterpret_u64_s16(vget_high_s16(q14s16)); d30u64 = vreinterpret_u64_s16(vget_low_s16(q15s16)); d31u64 = vreinterpret_u64_s16(vget_high_s16(q15s16)); // store the data output_stride >>= 1; // output_stride / 2, out is int16_t vst1_u64((uint64_t *)out, d4u64); out += output_stride; vst1_u64((uint64_t *)out, d5u64); out += output_stride; vst1_u64((uint64_t *)out, d18u64); out += output_stride; vst1_u64((uint64_t *)out, d19u64); out += output_stride; vst1_u64((uint64_t *)out, d20u64); out += output_stride; vst1_u64((uint64_t *)out, d21u64); out += output_stride; vst1_u64((uint64_t *)out, d22u64); out += output_stride; vst1_u64((uint64_t *)out, d23u64); out += output_stride; vst1_u64((uint64_t *)out, d24u64); out += output_stride; vst1_u64((uint64_t *)out, d25u64); out += output_stride; vst1_u64((uint64_t *)out, d26u64); out += output_stride; vst1_u64((uint64_t *)out, d27u64); out += output_stride; vst1_u64((uint64_t *)out, d28u64); out += output_stride; vst1_u64((uint64_t *)out, d29u64); out += output_stride; vst1_u64((uint64_t *)out, d30u64); out += output_stride; vst1_u64((uint64_t *)out, d31u64); return; } void vpx_idct16x16_10_add_neon_pass2( int16_t *src, int16_t *out, int16_t *pass1Output, int16_t skip_adding, uint8_t *dest, int dest_stride) { int16x4_t d0s16, d1s16, d2s16, d3s16, d4s16, d5s16, d6s16, d7s16; int16x4_t d8s16, d9s16, d10s16, d11s16, d12s16, d13s16, d14s16, d15s16; int16x4_t d20s16, d21s16, d22s16, d23s16; int16x4_t d24s16, d25s16, d26s16, d27s16, d30s16, d31s16; uint64x1_t d4u64, d5u64, d6u64, d7u64, d8u64, d9u64, d10u64, d11u64; uint64x1_t d16u64, d17u64, d18u64, d19u64; uint64x1_t d24u64, d25u64, d26u64, d27u64, d28u64, d29u64, d30u64, d31u64; int16x8_t q0s16, q1s16, q2s16, q3s16, q4s16, q5s16, q6s16, q7s16; int16x8_t q8s16, q9s16, q10s16, q11s16, q12s16, q13s16, q14s16, q15s16; int32x4_t q0s32, q1s32, q2s32, q3s32, q4s32, q5s32, q6s32, q8s32, q9s32; int32x4_t q10s32, q11s32, q12s32, q13s32; int16x8x2_t q0x2s16; (void)skip_adding; (void)dest; (void)dest_stride; q0x2s16 = vld2q_s16(src); q8s16 = q0x2s16.val[0]; src += 16; q0x2s16 = vld2q_s16(src); q9s16 = q0x2s16.val[0]; src += 16; q0x2s16 = vld2q_s16(src); q10s16 = q0x2s16.val[0]; src += 16; q0x2s16 = vld2q_s16(src); q11s16 = q0x2s16.val[0]; src += 16; q0x2s16 = vld2q_s16(src); q12s16 = q0x2s16.val[0]; src += 16; q0x2s16 = vld2q_s16(src); q13s16 = q0x2s16.val[0]; src += 16; q0x2s16 = vld2q_s16(src); q14s16 = q0x2s16.val[0]; src += 16; q0x2s16 = vld2q_s16(src); q15s16 = q0x2s16.val[0]; TRANSPOSE8X8(&q8s16, &q9s16, &q10s16, &q11s16, &q12s16, &q13s16, &q14s16, &q15s16); // stage 3 q6s16 = vdupq_n_s16(cospi_30_64 * 2); q0s16 = vqrdmulhq_s16(q8s16, q6s16); q6s16 = vdupq_n_s16(cospi_2_64 * 2); q7s16 = vqrdmulhq_s16(q8s16, q6s16); q15s16 = vdupq_n_s16(-cospi_26_64 * 2); q14s16 = vdupq_n_s16(cospi_6_64 * 2); q3s16 = vqrdmulhq_s16(q9s16, q15s16); q4s16 = vqrdmulhq_s16(q9s16, q14s16); // stage 4 d0s16 = vget_low_s16(q0s16); d1s16 = vget_high_s16(q0s16); d6s16 = vget_low_s16(q3s16); d7s16 = vget_high_s16(q3s16); d8s16 = vget_low_s16(q4s16); d9s16 = vget_high_s16(q4s16); d14s16 = vget_low_s16(q7s16); d15s16 = vget_high_s16(q7s16); d30s16 = vdup_n_s16(cospi_8_64); d31s16 = vdup_n_s16(cospi_24_64); q12s32 = vmull_s16(d14s16, d31s16); q5s32 = vmull_s16(d15s16, d31s16); q2s32 = vmull_s16(d0s16, d31s16); q11s32 = vmull_s16(d1s16, d31s16); q12s32 = vmlsl_s16(q12s32, d0s16, d30s16); q5s32 = vmlsl_s16(q5s32, d1s16, d30s16); q2s32 = vmlal_s16(q2s32, d14s16, d30s16); q11s32 = vmlal_s16(q11s32, d15s16, d30s16); d2s16 = vqrshrn_n_s32(q12s32, 14); d3s16 = vqrshrn_n_s32(q5s32, 14); d12s16 = vqrshrn_n_s32(q2s32, 14); d13s16 = vqrshrn_n_s32(q11s32, 14); q1s16 = vcombine_s16(d2s16, d3s16); q6s16 = vcombine_s16(d12s16, d13s16); d30s16 = vdup_n_s16(-cospi_8_64); q10s32 = vmull_s16(d8s16, d30s16); q13s32 = vmull_s16(d9s16, d30s16); q8s32 = vmull_s16(d6s16, d30s16); q9s32 = vmull_s16(d7s16, d30s16); q10s32 = vmlsl_s16(q10s32, d6s16, d31s16); q13s32 = vmlsl_s16(q13s32, d7s16, d31s16); q8s32 = vmlal_s16(q8s32, d8s16, d31s16); q9s32 = vmlal_s16(q9s32, d9s16, d31s16); d4s16 = vqrshrn_n_s32(q10s32, 14); d5s16 = vqrshrn_n_s32(q13s32, 14); d10s16 = vqrshrn_n_s32(q8s32, 14); d11s16 = vqrshrn_n_s32(q9s32, 14); q2s16 = vcombine_s16(d4s16, d5s16); q5s16 = vcombine_s16(d10s16, d11s16); // stage 5 q8s16 = vaddq_s16(q0s16, q3s16); q9s16 = vaddq_s16(q1s16, q2s16); q10s16 = vsubq_s16(q1s16, q2s16); q11s16 = vsubq_s16(q0s16, q3s16); q12s16 = vsubq_s16(q7s16, q4s16); q13s16 = vsubq_s16(q6s16, q5s16); q14s16 = vaddq_s16(q6s16, q5s16); q15s16 = vaddq_s16(q7s16, q4s16); // stage 6 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); d14s16 = vdup_n_s16(cospi_16_64); q3s32 = vmull_s16(d26s16, d14s16); q4s32 = vmull_s16(d27s16, d14s16); q0s32 = vmull_s16(d20s16, d14s16); q1s32 = vmull_s16(d21s16, d14s16); q5s32 = vsubq_s32(q3s32, q0s32); q6s32 = vsubq_s32(q4s32, q1s32); q0s32 = vaddq_s32(q3s32, q0s32); q4s32 = vaddq_s32(q4s32, q1s32); d4s16 = vqrshrn_n_s32(q5s32, 14); d5s16 = vqrshrn_n_s32(q6s32, 14); d10s16 = vqrshrn_n_s32(q0s32, 14); d11s16 = vqrshrn_n_s32(q4s32, 14); q2s16 = vcombine_s16(d4s16, d5s16); q5s16 = vcombine_s16(d10s16, d11s16); q0s32 = vmull_s16(d22s16, d14s16); q1s32 = vmull_s16(d23s16, d14s16); q13s32 = vmull_s16(d24s16, d14s16); q6s32 = vmull_s16(d25s16, d14s16); q10s32 = vsubq_s32(q13s32, q0s32); q4s32 = vsubq_s32(q6s32, q1s32); q13s32 = vaddq_s32(q13s32, q0s32); q6s32 = vaddq_s32(q6s32, q1s32); d6s16 = vqrshrn_n_s32(q10s32, 14); d7s16 = vqrshrn_n_s32(q4s32, 14); d8s16 = vqrshrn_n_s32(q13s32, 14); d9s16 = vqrshrn_n_s32(q6s32, 14); q3s16 = vcombine_s16(d6s16, d7s16); q4s16 = vcombine_s16(d8s16, d9s16); // stage 7 q0s16 = vld1q_s16(pass1Output); pass1Output += 8; q1s16 = vld1q_s16(pass1Output); pass1Output += 8; q12s16 = vaddq_s16(q0s16, q15s16); q13s16 = vaddq_s16(q1s16, q14s16); d24u64 = vreinterpret_u64_s16(vget_low_s16(q12s16)); d25u64 = vreinterpret_u64_s16(vget_high_s16(q12s16)); d26u64 = vreinterpret_u64_s16(vget_low_s16(q13s16)); d27u64 = vreinterpret_u64_s16(vget_high_s16(q13s16)); vst1_u64((uint64_t *)out, d24u64); out += 4; vst1_u64((uint64_t *)out, d25u64); out += 12; vst1_u64((uint64_t *)out, d26u64); out += 4; vst1_u64((uint64_t *)out, d27u64); out += 12; q14s16 = vsubq_s16(q1s16, q14s16); q15s16 = vsubq_s16(q0s16, q15s16); q10s16 = vld1q_s16(pass1Output); pass1Output += 8; q11s16 = vld1q_s16(pass1Output); pass1Output += 8; q12s16 = vaddq_s16(q10s16, q5s16); q13s16 = vaddq_s16(q11s16, q4s16); d24u64 = vreinterpret_u64_s16(vget_low_s16(q12s16)); d25u64 = vreinterpret_u64_s16(vget_high_s16(q12s16)); d26u64 = vreinterpret_u64_s16(vget_low_s16(q13s16)); d27u64 = vreinterpret_u64_s16(vget_high_s16(q13s16)); vst1_u64((uint64_t *)out, d24u64); out += 4; vst1_u64((uint64_t *)out, d25u64); out += 12; vst1_u64((uint64_t *)out, d26u64); out += 4; vst1_u64((uint64_t *)out, d27u64); out += 12; q4s16 = vsubq_s16(q11s16, q4s16); q5s16 = vsubq_s16(q10s16, q5s16); q0s16 = vld1q_s16(pass1Output); pass1Output += 8; q1s16 = vld1q_s16(pass1Output); pass1Output += 8; q12s16 = vaddq_s16(q0s16, q3s16); q13s16 = vaddq_s16(q1s16, q2s16); d24u64 = vreinterpret_u64_s16(vget_low_s16(q12s16)); d25u64 = vreinterpret_u64_s16(vget_high_s16(q12s16)); d26u64 = vreinterpret_u64_s16(vget_low_s16(q13s16)); d27u64 = vreinterpret_u64_s16(vget_high_s16(q13s16)); vst1_u64((uint64_t *)out, d24u64); out += 4; vst1_u64((uint64_t *)out, d25u64); out += 12; vst1_u64((uint64_t *)out, d26u64); out += 4; vst1_u64((uint64_t *)out, d27u64); out += 12; q2s16 = vsubq_s16(q1s16, q2s16); q3s16 = vsubq_s16(q0s16, q3s16); q10s16 = vld1q_s16(pass1Output); pass1Output += 8; q11s16 = vld1q_s16(pass1Output); q12s16 = vaddq_s16(q10s16, q9s16); q13s16 = vaddq_s16(q11s16, q8s16); d24u64 = vreinterpret_u64_s16(vget_low_s16(q12s16)); d25u64 = vreinterpret_u64_s16(vget_high_s16(q12s16)); d26u64 = vreinterpret_u64_s16(vget_low_s16(q13s16)); d27u64 = vreinterpret_u64_s16(vget_high_s16(q13s16)); vst1_u64((uint64_t *)out, d24u64); out += 4; vst1_u64((uint64_t *)out, d25u64); out += 12; vst1_u64((uint64_t *)out, d26u64); out += 4; vst1_u64((uint64_t *)out, d27u64); out += 12; q8s16 = vsubq_s16(q11s16, q8s16); q9s16 = vsubq_s16(q10s16, q9s16); d4u64 = vreinterpret_u64_s16(vget_low_s16(q2s16)); d5u64 = vreinterpret_u64_s16(vget_high_s16(q2s16)); d6u64 = vreinterpret_u64_s16(vget_low_s16(q3s16)); d7u64 = vreinterpret_u64_s16(vget_high_s16(q3s16)); d8u64 = vreinterpret_u64_s16(vget_low_s16(q4s16)); d9u64 = vreinterpret_u64_s16(vget_high_s16(q4s16)); d10u64 = vreinterpret_u64_s16(vget_low_s16(q5s16)); d11u64 = vreinterpret_u64_s16(vget_high_s16(q5s16)); d16u64 = vreinterpret_u64_s16(vget_low_s16(q8s16)); d17u64 = vreinterpret_u64_s16(vget_high_s16(q8s16)); d18u64 = vreinterpret_u64_s16(vget_low_s16(q9s16)); d19u64 = vreinterpret_u64_s16(vget_high_s16(q9s16)); d28u64 = vreinterpret_u64_s16(vget_low_s16(q14s16)); d29u64 = vreinterpret_u64_s16(vget_high_s16(q14s16)); d30u64 = vreinterpret_u64_s16(vget_low_s16(q15s16)); d31u64 = vreinterpret_u64_s16(vget_high_s16(q15s16)); vst1_u64((uint64_t *)out, d16u64); out += 4; vst1_u64((uint64_t *)out, d17u64); out += 12; vst1_u64((uint64_t *)out, d18u64); out += 4; vst1_u64((uint64_t *)out, d19u64); out += 12; vst1_u64((uint64_t *)out, d4u64); out += 4; vst1_u64((uint64_t *)out, d5u64); out += 12; vst1_u64((uint64_t *)out, d6u64); out += 4; vst1_u64((uint64_t *)out, d7u64); out += 12; vst1_u64((uint64_t *)out, d8u64); out += 4; vst1_u64((uint64_t *)out, d9u64); out += 12; vst1_u64((uint64_t *)out, d10u64); out += 4; vst1_u64((uint64_t *)out, d11u64); out += 12; vst1_u64((uint64_t *)out, d28u64); out += 4; vst1_u64((uint64_t *)out, d29u64); out += 12; vst1_u64((uint64_t *)out, d30u64); out += 4; vst1_u64((uint64_t *)out, d31u64); return; }