ref: eeeb71ed9776218daa16e1f24b95997881c48ed0
dir: /vpx_dsp/arm/highbd_idct16x16_add_neon.c/
/* * Copyright (c) 2017 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 "./vpx_dsp_rtcd.h" #include "vpx_dsp/arm/idct_neon.h" #include "vpx_dsp/inv_txfm.h" static INLINE void highbd_idct16x16_add_wrap_low_8x2(const int64x2x2_t *const t, int32x4x2_t *const d0, int32x4x2_t *const d1) { int32x2x2_t t32[4]; t32[0].val[0] = vrshrn_n_s64(t[0].val[0], DCT_CONST_BITS); t32[0].val[1] = vrshrn_n_s64(t[0].val[1], DCT_CONST_BITS); t32[1].val[0] = vrshrn_n_s64(t[1].val[0], DCT_CONST_BITS); t32[1].val[1] = vrshrn_n_s64(t[1].val[1], DCT_CONST_BITS); t32[2].val[0] = vrshrn_n_s64(t[2].val[0], DCT_CONST_BITS); t32[2].val[1] = vrshrn_n_s64(t[2].val[1], DCT_CONST_BITS); t32[3].val[0] = vrshrn_n_s64(t[3].val[0], DCT_CONST_BITS); t32[3].val[1] = vrshrn_n_s64(t[3].val[1], DCT_CONST_BITS); d0->val[0] = vcombine_s32(t32[0].val[0], t32[0].val[1]); d0->val[1] = vcombine_s32(t32[1].val[0], t32[1].val[1]); d1->val[0] = vcombine_s32(t32[2].val[0], t32[2].val[1]); d1->val[1] = vcombine_s32(t32[3].val[0], t32[3].val[1]); } static INLINE void highbd_idct16x16_add_wrap_low_4x2(const int64x2x2_t *const t, int32x4_t *const d0, int32x4_t *const d1) { int32x2x2_t t32[2]; t32[0].val[0] = vrshrn_n_s64(t[0].val[0], DCT_CONST_BITS); t32[0].val[1] = vrshrn_n_s64(t[0].val[1], DCT_CONST_BITS); t32[1].val[0] = vrshrn_n_s64(t[1].val[0], DCT_CONST_BITS); t32[1].val[1] = vrshrn_n_s64(t[1].val[1], DCT_CONST_BITS); *d0 = vcombine_s32(t32[0].val[0], t32[0].val[1]); *d1 = vcombine_s32(t32[1].val[0], t32[1].val[1]); } static INLINE int32x4x2_t highbd_idct16x16_add_wrap_low_8x1(const int64x2x2_t *const t) { int32x2x2_t t32[2]; int32x4x2_t d; t32[0].val[0] = vrshrn_n_s64(t[0].val[0], DCT_CONST_BITS); t32[0].val[1] = vrshrn_n_s64(t[0].val[1], DCT_CONST_BITS); t32[1].val[0] = vrshrn_n_s64(t[1].val[0], DCT_CONST_BITS); t32[1].val[1] = vrshrn_n_s64(t[1].val[1], DCT_CONST_BITS); d.val[0] = vcombine_s32(t32[0].val[0], t32[0].val[1]); d.val[1] = vcombine_s32(t32[1].val[0], t32[1].val[1]); return d; } static INLINE int32x4_t highbd_idct16x16_add_wrap_low_4x1(const int64x2x2_t t) { int32x2x2_t t32; t32.val[0] = vrshrn_n_s64(t.val[0], DCT_CONST_BITS); t32.val[1] = vrshrn_n_s64(t.val[1], DCT_CONST_BITS); return vcombine_s32(t32.val[0], t32.val[1]); } static INLINE void highbd_idct_cospi_2_30(const int32x4x2_t s0, const int32x4x2_t s1, const int32x4_t cospi_2_30_10_22, int32x4x2_t *const d0, int32x4x2_t *const d1) { int64x2x2_t t[4]; t[0].val[0] = vmull_lane_s32(vget_low_s32(s0.val[0]), vget_low_s32(cospi_2_30_10_22), 1); t[0].val[1] = vmull_lane_s32(vget_high_s32(s0.val[0]), vget_low_s32(cospi_2_30_10_22), 1); t[1].val[0] = vmull_lane_s32(vget_low_s32(s0.val[1]), vget_low_s32(cospi_2_30_10_22), 1); t[1].val[1] = vmull_lane_s32(vget_high_s32(s0.val[1]), vget_low_s32(cospi_2_30_10_22), 1); t[2].val[0] = vmull_lane_s32(vget_low_s32(s1.val[0]), vget_low_s32(cospi_2_30_10_22), 1); t[2].val[1] = vmull_lane_s32(vget_high_s32(s1.val[0]), vget_low_s32(cospi_2_30_10_22), 1); t[3].val[0] = vmull_lane_s32(vget_low_s32(s1.val[1]), vget_low_s32(cospi_2_30_10_22), 1); t[3].val[1] = vmull_lane_s32(vget_high_s32(s1.val[1]), vget_low_s32(cospi_2_30_10_22), 1); t[0].val[0] = vmlsl_lane_s32(t[0].val[0], vget_low_s32(s1.val[0]), vget_low_s32(cospi_2_30_10_22), 0); t[0].val[1] = vmlsl_lane_s32(t[0].val[1], vget_high_s32(s1.val[0]), vget_low_s32(cospi_2_30_10_22), 0); t[1].val[0] = vmlsl_lane_s32(t[1].val[0], vget_low_s32(s1.val[1]), vget_low_s32(cospi_2_30_10_22), 0); t[1].val[1] = vmlsl_lane_s32(t[1].val[1], vget_high_s32(s1.val[1]), vget_low_s32(cospi_2_30_10_22), 0); t[2].val[0] = vmlal_lane_s32(t[2].val[0], vget_low_s32(s0.val[0]), vget_low_s32(cospi_2_30_10_22), 0); t[2].val[1] = vmlal_lane_s32(t[2].val[1], vget_high_s32(s0.val[0]), vget_low_s32(cospi_2_30_10_22), 0); t[3].val[0] = vmlal_lane_s32(t[3].val[0], vget_low_s32(s0.val[1]), vget_low_s32(cospi_2_30_10_22), 0); t[3].val[1] = vmlal_lane_s32(t[3].val[1], vget_high_s32(s0.val[1]), vget_low_s32(cospi_2_30_10_22), 0); highbd_idct16x16_add_wrap_low_8x2(t, d0, d1); } static INLINE void highbd_idct_cospi_4_28(const int32x4x2_t s0, const int32x4x2_t s1, const int32x4_t cospi_4_12_20N_28, int32x4x2_t *const d0, int32x4x2_t *const d1) { int64x2x2_t t[4]; t[0].val[0] = vmull_lane_s32(vget_low_s32(s0.val[0]), vget_high_s32(cospi_4_12_20N_28), 1); t[0].val[1] = vmull_lane_s32(vget_high_s32(s0.val[0]), vget_high_s32(cospi_4_12_20N_28), 1); t[1].val[0] = vmull_lane_s32(vget_low_s32(s0.val[1]), vget_high_s32(cospi_4_12_20N_28), 1); t[1].val[1] = vmull_lane_s32(vget_high_s32(s0.val[1]), vget_high_s32(cospi_4_12_20N_28), 1); t[2].val[0] = vmull_lane_s32(vget_low_s32(s1.val[0]), vget_high_s32(cospi_4_12_20N_28), 1); t[2].val[1] = vmull_lane_s32(vget_high_s32(s1.val[0]), vget_high_s32(cospi_4_12_20N_28), 1); t[3].val[0] = vmull_lane_s32(vget_low_s32(s1.val[1]), vget_high_s32(cospi_4_12_20N_28), 1); t[3].val[1] = vmull_lane_s32(vget_high_s32(s1.val[1]), vget_high_s32(cospi_4_12_20N_28), 1); t[0].val[0] = vmlsl_lane_s32(t[0].val[0], vget_low_s32(s1.val[0]), vget_low_s32(cospi_4_12_20N_28), 0); t[0].val[1] = vmlsl_lane_s32(t[0].val[1], vget_high_s32(s1.val[0]), vget_low_s32(cospi_4_12_20N_28), 0); t[1].val[0] = vmlsl_lane_s32(t[1].val[0], vget_low_s32(s1.val[1]), vget_low_s32(cospi_4_12_20N_28), 0); t[1].val[1] = vmlsl_lane_s32(t[1].val[1], vget_high_s32(s1.val[1]), vget_low_s32(cospi_4_12_20N_28), 0); t[2].val[0] = vmlal_lane_s32(t[2].val[0], vget_low_s32(s0.val[0]), vget_low_s32(cospi_4_12_20N_28), 0); t[2].val[1] = vmlal_lane_s32(t[2].val[1], vget_high_s32(s0.val[0]), vget_low_s32(cospi_4_12_20N_28), 0); t[3].val[0] = vmlal_lane_s32(t[3].val[0], vget_low_s32(s0.val[1]), vget_low_s32(cospi_4_12_20N_28), 0); t[3].val[1] = vmlal_lane_s32(t[3].val[1], vget_high_s32(s0.val[1]), vget_low_s32(cospi_4_12_20N_28), 0); highbd_idct16x16_add_wrap_low_8x2(t, d0, d1); } static INLINE void highbd_idct_cospi_6_26(const int32x4x2_t s0, const int32x4x2_t s1, const int32x4_t cospi_6_26N_14_18N, int32x4x2_t *const d0, int32x4x2_t *const d1) { int64x2x2_t t[4]; t[0].val[0] = vmull_lane_s32(vget_low_s32(s0.val[0]), vget_low_s32(cospi_6_26N_14_18N), 0); t[0].val[1] = vmull_lane_s32(vget_high_s32(s0.val[0]), vget_low_s32(cospi_6_26N_14_18N), 0); t[1].val[0] = vmull_lane_s32(vget_low_s32(s0.val[1]), vget_low_s32(cospi_6_26N_14_18N), 0); t[1].val[1] = vmull_lane_s32(vget_high_s32(s0.val[1]), vget_low_s32(cospi_6_26N_14_18N), 0); t[2].val[0] = vmull_lane_s32(vget_low_s32(s1.val[0]), vget_low_s32(cospi_6_26N_14_18N), 0); t[2].val[1] = vmull_lane_s32(vget_high_s32(s1.val[0]), vget_low_s32(cospi_6_26N_14_18N), 0); t[3].val[0] = vmull_lane_s32(vget_low_s32(s1.val[1]), vget_low_s32(cospi_6_26N_14_18N), 0); t[3].val[1] = vmull_lane_s32(vget_high_s32(s1.val[1]), vget_low_s32(cospi_6_26N_14_18N), 0); t[0].val[0] = vmlal_lane_s32(t[0].val[0], vget_low_s32(s1.val[0]), vget_low_s32(cospi_6_26N_14_18N), 1); t[0].val[1] = vmlal_lane_s32(t[0].val[1], vget_high_s32(s1.val[0]), vget_low_s32(cospi_6_26N_14_18N), 1); t[1].val[0] = vmlal_lane_s32(t[1].val[0], vget_low_s32(s1.val[1]), vget_low_s32(cospi_6_26N_14_18N), 1); t[1].val[1] = vmlal_lane_s32(t[1].val[1], vget_high_s32(s1.val[1]), vget_low_s32(cospi_6_26N_14_18N), 1); t[2].val[0] = vmlsl_lane_s32(t[2].val[0], vget_low_s32(s0.val[0]), vget_low_s32(cospi_6_26N_14_18N), 1); t[2].val[1] = vmlsl_lane_s32(t[2].val[1], vget_high_s32(s0.val[0]), vget_low_s32(cospi_6_26N_14_18N), 1); t[3].val[0] = vmlsl_lane_s32(t[3].val[0], vget_low_s32(s0.val[1]), vget_low_s32(cospi_6_26N_14_18N), 1); t[3].val[1] = vmlsl_lane_s32(t[3].val[1], vget_high_s32(s0.val[1]), vget_low_s32(cospi_6_26N_14_18N), 1); highbd_idct16x16_add_wrap_low_8x2(t, d0, d1); } static INLINE void highbd_idct_cospi_10_22(const int32x4x2_t s0, const int32x4x2_t s1, const int32x4_t cospi_2_30_10_22, int32x4x2_t *const d0, int32x4x2_t *const d1) { int64x2x2_t t[4]; t[0].val[0] = vmull_lane_s32(vget_low_s32(s0.val[0]), vget_high_s32(cospi_2_30_10_22), 1); t[0].val[1] = vmull_lane_s32(vget_high_s32(s0.val[0]), vget_high_s32(cospi_2_30_10_22), 1); t[1].val[0] = vmull_lane_s32(vget_low_s32(s0.val[1]), vget_high_s32(cospi_2_30_10_22), 1); t[1].val[1] = vmull_lane_s32(vget_high_s32(s0.val[1]), vget_high_s32(cospi_2_30_10_22), 1); t[2].val[0] = vmull_lane_s32(vget_low_s32(s1.val[0]), vget_high_s32(cospi_2_30_10_22), 1); t[2].val[1] = vmull_lane_s32(vget_high_s32(s1.val[0]), vget_high_s32(cospi_2_30_10_22), 1); t[3].val[0] = vmull_lane_s32(vget_low_s32(s1.val[1]), vget_high_s32(cospi_2_30_10_22), 1); t[3].val[1] = vmull_lane_s32(vget_high_s32(s1.val[1]), vget_high_s32(cospi_2_30_10_22), 1); t[0].val[0] = vmlsl_lane_s32(t[0].val[0], vget_low_s32(s1.val[0]), vget_high_s32(cospi_2_30_10_22), 0); t[0].val[1] = vmlsl_lane_s32(t[0].val[1], vget_high_s32(s1.val[0]), vget_high_s32(cospi_2_30_10_22), 0); t[1].val[0] = vmlsl_lane_s32(t[1].val[0], vget_low_s32(s1.val[1]), vget_high_s32(cospi_2_30_10_22), 0); t[1].val[1] = vmlsl_lane_s32(t[1].val[1], vget_high_s32(s1.val[1]), vget_high_s32(cospi_2_30_10_22), 0); t[2].val[0] = vmlal_lane_s32(t[2].val[0], vget_low_s32(s0.val[0]), vget_high_s32(cospi_2_30_10_22), 0); t[2].val[1] = vmlal_lane_s32(t[2].val[1], vget_high_s32(s0.val[0]), vget_high_s32(cospi_2_30_10_22), 0); t[3].val[0] = vmlal_lane_s32(t[3].val[0], vget_low_s32(s0.val[1]), vget_high_s32(cospi_2_30_10_22), 0); t[3].val[1] = vmlal_lane_s32(t[3].val[1], vget_high_s32(s0.val[1]), vget_high_s32(cospi_2_30_10_22), 0); highbd_idct16x16_add_wrap_low_8x2(t, d0, d1); } static INLINE void highbd_idct_cospi_12_20(const int32x4x2_t s0, const int32x4x2_t s1, const int32x4_t cospi_4_12_20N_28, int32x4x2_t *const d0, int32x4x2_t *const d1) { int64x2x2_t t[4]; t[0].val[0] = vmull_lane_s32(vget_low_s32(s0.val[0]), vget_low_s32(cospi_4_12_20N_28), 1); t[0].val[1] = vmull_lane_s32(vget_high_s32(s0.val[0]), vget_low_s32(cospi_4_12_20N_28), 1); t[1].val[0] = vmull_lane_s32(vget_low_s32(s0.val[1]), vget_low_s32(cospi_4_12_20N_28), 1); t[1].val[1] = vmull_lane_s32(vget_high_s32(s0.val[1]), vget_low_s32(cospi_4_12_20N_28), 1); t[2].val[0] = vmull_lane_s32(vget_low_s32(s1.val[0]), vget_low_s32(cospi_4_12_20N_28), 1); t[2].val[1] = vmull_lane_s32(vget_high_s32(s1.val[0]), vget_low_s32(cospi_4_12_20N_28), 1); t[3].val[0] = vmull_lane_s32(vget_low_s32(s1.val[1]), vget_low_s32(cospi_4_12_20N_28), 1); t[3].val[1] = vmull_lane_s32(vget_high_s32(s1.val[1]), vget_low_s32(cospi_4_12_20N_28), 1); t[0].val[0] = vmlal_lane_s32(t[0].val[0], vget_low_s32(s1.val[0]), vget_high_s32(cospi_4_12_20N_28), 0); t[0].val[1] = vmlal_lane_s32(t[0].val[1], vget_high_s32(s1.val[0]), vget_high_s32(cospi_4_12_20N_28), 0); t[1].val[0] = vmlal_lane_s32(t[1].val[0], vget_low_s32(s1.val[1]), vget_high_s32(cospi_4_12_20N_28), 0); t[1].val[1] = vmlal_lane_s32(t[1].val[1], vget_high_s32(s1.val[1]), vget_high_s32(cospi_4_12_20N_28), 0); t[2].val[0] = vmlsl_lane_s32(t[2].val[0], vget_low_s32(s0.val[0]), vget_high_s32(cospi_4_12_20N_28), 0); t[2].val[1] = vmlsl_lane_s32(t[2].val[1], vget_high_s32(s0.val[0]), vget_high_s32(cospi_4_12_20N_28), 0); t[3].val[0] = vmlsl_lane_s32(t[3].val[0], vget_low_s32(s0.val[1]), vget_high_s32(cospi_4_12_20N_28), 0); t[3].val[1] = vmlsl_lane_s32(t[3].val[1], vget_high_s32(s0.val[1]), vget_high_s32(cospi_4_12_20N_28), 0); highbd_idct16x16_add_wrap_low_8x2(t, d0, d1); } static INLINE void highbd_idct_cospi_14_18(const int32x4x2_t s0, const int32x4x2_t s1, const int32x4_t cospi_6_26N_14_18N, int32x4x2_t *const d0, int32x4x2_t *const d1) { int64x2x2_t t[4]; t[0].val[0] = vmull_lane_s32(vget_low_s32(s0.val[0]), vget_high_s32(cospi_6_26N_14_18N), 0); t[0].val[1] = vmull_lane_s32(vget_high_s32(s0.val[0]), vget_high_s32(cospi_6_26N_14_18N), 0); t[1].val[0] = vmull_lane_s32(vget_low_s32(s0.val[1]), vget_high_s32(cospi_6_26N_14_18N), 0); t[1].val[1] = vmull_lane_s32(vget_high_s32(s0.val[1]), vget_high_s32(cospi_6_26N_14_18N), 0); t[2].val[0] = vmull_lane_s32(vget_low_s32(s1.val[0]), vget_high_s32(cospi_6_26N_14_18N), 0); t[2].val[1] = vmull_lane_s32(vget_high_s32(s1.val[0]), vget_high_s32(cospi_6_26N_14_18N), 0); t[3].val[0] = vmull_lane_s32(vget_low_s32(s1.val[1]), vget_high_s32(cospi_6_26N_14_18N), 0); t[3].val[1] = vmull_lane_s32(vget_high_s32(s1.val[1]), vget_high_s32(cospi_6_26N_14_18N), 0); t[0].val[0] = vmlal_lane_s32(t[0].val[0], vget_low_s32(s1.val[0]), vget_high_s32(cospi_6_26N_14_18N), 1); t[0].val[1] = vmlal_lane_s32(t[0].val[1], vget_high_s32(s1.val[0]), vget_high_s32(cospi_6_26N_14_18N), 1); t[1].val[0] = vmlal_lane_s32(t[1].val[0], vget_low_s32(s1.val[1]), vget_high_s32(cospi_6_26N_14_18N), 1); t[1].val[1] = vmlal_lane_s32(t[1].val[1], vget_high_s32(s1.val[1]), vget_high_s32(cospi_6_26N_14_18N), 1); t[2].val[0] = vmlsl_lane_s32(t[2].val[0], vget_low_s32(s0.val[0]), vget_high_s32(cospi_6_26N_14_18N), 1); t[2].val[1] = vmlsl_lane_s32(t[2].val[1], vget_high_s32(s0.val[0]), vget_high_s32(cospi_6_26N_14_18N), 1); t[3].val[0] = vmlsl_lane_s32(t[3].val[0], vget_low_s32(s0.val[1]), vget_high_s32(cospi_6_26N_14_18N), 1); t[3].val[1] = vmlsl_lane_s32(t[3].val[1], vget_high_s32(s0.val[1]), vget_high_s32(cospi_6_26N_14_18N), 1); highbd_idct16x16_add_wrap_low_8x2(t, d0, d1); } static INLINE void highbd_idct_cospi_8_24_q_kernel( const int32x4x2_t s0, const int32x4x2_t s1, const int32x4_t cospi_0_8_16_24, int64x2x2_t *const t) { t[0].val[0] = vmull_lane_s32(vget_low_s32(s0.val[0]), vget_high_s32(cospi_0_8_16_24), 1); t[0].val[1] = vmull_lane_s32(vget_high_s32(s0.val[0]), vget_high_s32(cospi_0_8_16_24), 1); t[1].val[0] = vmull_lane_s32(vget_low_s32(s0.val[1]), vget_high_s32(cospi_0_8_16_24), 1); t[1].val[1] = vmull_lane_s32(vget_high_s32(s0.val[1]), vget_high_s32(cospi_0_8_16_24), 1); t[2].val[0] = vmull_lane_s32(vget_low_s32(s1.val[0]), vget_high_s32(cospi_0_8_16_24), 1); t[2].val[1] = vmull_lane_s32(vget_high_s32(s1.val[0]), vget_high_s32(cospi_0_8_16_24), 1); t[3].val[0] = vmull_lane_s32(vget_low_s32(s1.val[1]), vget_high_s32(cospi_0_8_16_24), 1); t[3].val[1] = vmull_lane_s32(vget_high_s32(s1.val[1]), vget_high_s32(cospi_0_8_16_24), 1); t[0].val[0] = vmlsl_lane_s32(t[0].val[0], vget_low_s32(s1.val[0]), vget_low_s32(cospi_0_8_16_24), 1); t[0].val[1] = vmlsl_lane_s32(t[0].val[1], vget_high_s32(s1.val[0]), vget_low_s32(cospi_0_8_16_24), 1); t[1].val[0] = vmlsl_lane_s32(t[1].val[0], vget_low_s32(s1.val[1]), vget_low_s32(cospi_0_8_16_24), 1); t[1].val[1] = vmlsl_lane_s32(t[1].val[1], vget_high_s32(s1.val[1]), vget_low_s32(cospi_0_8_16_24), 1); t[2].val[0] = vmlal_lane_s32(t[2].val[0], vget_low_s32(s0.val[0]), vget_low_s32(cospi_0_8_16_24), 1); t[2].val[1] = vmlal_lane_s32(t[2].val[1], vget_high_s32(s0.val[0]), vget_low_s32(cospi_0_8_16_24), 1); t[3].val[0] = vmlal_lane_s32(t[3].val[0], vget_low_s32(s0.val[1]), vget_low_s32(cospi_0_8_16_24), 1); t[3].val[1] = vmlal_lane_s32(t[3].val[1], vget_high_s32(s0.val[1]), vget_low_s32(cospi_0_8_16_24), 1); } static INLINE void highbd_idct_cospi_8_24_d_kernel( const int32x4_t s0, const int32x4_t s1, const int32x4_t cospi_0_8_16_24, int64x2x2_t *const t) { t[0].val[0] = vmull_lane_s32(vget_low_s32(s0), vget_high_s32(cospi_0_8_16_24), 1); t[0].val[1] = vmull_lane_s32(vget_high_s32(s0), vget_high_s32(cospi_0_8_16_24), 1); t[1].val[0] = vmull_lane_s32(vget_low_s32(s1), vget_high_s32(cospi_0_8_16_24), 1); t[1].val[1] = vmull_lane_s32(vget_high_s32(s1), vget_high_s32(cospi_0_8_16_24), 1); t[0].val[0] = vmlsl_lane_s32(t[0].val[0], vget_low_s32(s1), vget_low_s32(cospi_0_8_16_24), 1); t[0].val[1] = vmlsl_lane_s32(t[0].val[1], vget_high_s32(s1), vget_low_s32(cospi_0_8_16_24), 1); t[1].val[0] = vmlal_lane_s32(t[1].val[0], vget_low_s32(s0), vget_low_s32(cospi_0_8_16_24), 1); t[1].val[1] = vmlal_lane_s32(t[1].val[1], vget_high_s32(s0), vget_low_s32(cospi_0_8_16_24), 1); } static INLINE void highbd_idct_cospi_8_24_q(const int32x4x2_t s0, const int32x4x2_t s1, const int32x4_t cospi_0_8_16_24, int32x4x2_t *const d0, int32x4x2_t *const d1) { int64x2x2_t t[4]; highbd_idct_cospi_8_24_q_kernel(s0, s1, cospi_0_8_16_24, t); highbd_idct16x16_add_wrap_low_8x2(t, d0, d1); } static INLINE void highbd_idct_cospi_8_24_d(const int32x4_t s0, const int32x4_t s1, const int32x4_t cospi_0_8_16_24, int32x4_t *const d0, int32x4_t *const d1) { int64x2x2_t t[2]; highbd_idct_cospi_8_24_d_kernel(s0, s1, cospi_0_8_16_24, t); highbd_idct16x16_add_wrap_low_4x2(t, d0, d1); } static INLINE void highbd_idct_cospi_8_24_neg_q(const int32x4x2_t s0, const int32x4x2_t s1, const int32x4_t cospi_0_8_16_24, int32x4x2_t *const d0, int32x4x2_t *const d1) { int64x2x2_t t[4]; highbd_idct_cospi_8_24_q_kernel(s0, s1, cospi_0_8_16_24, t); t[2].val[0] = vsubq_s64(vdupq_n_s64(0), t[2].val[0]); t[2].val[1] = vsubq_s64(vdupq_n_s64(0), t[2].val[1]); t[3].val[0] = vsubq_s64(vdupq_n_s64(0), t[3].val[0]); t[3].val[1] = vsubq_s64(vdupq_n_s64(0), t[3].val[1]); highbd_idct16x16_add_wrap_low_8x2(t, d0, d1); } static INLINE void highbd_idct_cospi_8_24_neg_d(const int32x4_t s0, const int32x4_t s1, const int32x4_t cospi_0_8_16_24, int32x4_t *const d0, int32x4_t *const d1) { int64x2x2_t t[2]; highbd_idct_cospi_8_24_d_kernel(s0, s1, cospi_0_8_16_24, t); t[1].val[0] = vsubq_s64(vdupq_n_s64(0), t[1].val[0]); t[1].val[1] = vsubq_s64(vdupq_n_s64(0), t[1].val[1]); highbd_idct16x16_add_wrap_low_4x2(t, d0, d1); } static INLINE void highbd_idct_cospi_16_16_q(const int32x4x2_t s0, const int32x4x2_t s1, const int32x4_t cospi_0_8_16_24, int32x4x2_t *const d0, int32x4x2_t *const d1) { int64x2x2_t t[6]; t[4].val[0] = vmull_lane_s32(vget_low_s32(s1.val[0]), vget_high_s32(cospi_0_8_16_24), 0); t[4].val[1] = vmull_lane_s32(vget_high_s32(s1.val[0]), vget_high_s32(cospi_0_8_16_24), 0); t[5].val[0] = vmull_lane_s32(vget_low_s32(s1.val[1]), vget_high_s32(cospi_0_8_16_24), 0); t[5].val[1] = vmull_lane_s32(vget_high_s32(s1.val[1]), vget_high_s32(cospi_0_8_16_24), 0); t[0].val[0] = vmlsl_lane_s32(t[4].val[0], vget_low_s32(s0.val[0]), vget_high_s32(cospi_0_8_16_24), 0); t[0].val[1] = vmlsl_lane_s32(t[4].val[1], vget_high_s32(s0.val[0]), vget_high_s32(cospi_0_8_16_24), 0); t[1].val[0] = vmlsl_lane_s32(t[5].val[0], vget_low_s32(s0.val[1]), vget_high_s32(cospi_0_8_16_24), 0); t[1].val[1] = vmlsl_lane_s32(t[5].val[1], vget_high_s32(s0.val[1]), vget_high_s32(cospi_0_8_16_24), 0); t[2].val[0] = vmlal_lane_s32(t[4].val[0], vget_low_s32(s0.val[0]), vget_high_s32(cospi_0_8_16_24), 0); t[2].val[1] = vmlal_lane_s32(t[4].val[1], vget_high_s32(s0.val[0]), vget_high_s32(cospi_0_8_16_24), 0); t[3].val[0] = vmlal_lane_s32(t[5].val[0], vget_low_s32(s0.val[1]), vget_high_s32(cospi_0_8_16_24), 0); t[3].val[1] = vmlal_lane_s32(t[5].val[1], vget_high_s32(s0.val[1]), vget_high_s32(cospi_0_8_16_24), 0); highbd_idct16x16_add_wrap_low_8x2(t, d0, d1); } static INLINE void highbd_idct_cospi_16_16_d(const int32x4_t s0, const int32x4_t s1, const int32x4_t cospi_0_8_16_24, int32x4_t *const d0, int32x4_t *const d1) { int64x2x2_t t[3]; t[2].val[0] = vmull_lane_s32(vget_low_s32(s1), vget_high_s32(cospi_0_8_16_24), 0); t[2].val[1] = vmull_lane_s32(vget_high_s32(s1), vget_high_s32(cospi_0_8_16_24), 0); t[0].val[0] = vmlsl_lane_s32(t[2].val[0], vget_low_s32(s0), vget_high_s32(cospi_0_8_16_24), 0); t[0].val[1] = vmlsl_lane_s32(t[2].val[1], vget_high_s32(s0), vget_high_s32(cospi_0_8_16_24), 0); t[1].val[0] = vmlal_lane_s32(t[2].val[0], vget_low_s32(s0), vget_high_s32(cospi_0_8_16_24), 0); t[1].val[1] = vmlal_lane_s32(t[2].val[1], vget_high_s32(s0), vget_high_s32(cospi_0_8_16_24), 0); highbd_idct16x16_add_wrap_low_4x2(t, d0, d1); } static INLINE void highbd_idct16x16_add_stage7_dual( const int32x4x2_t *const step2, int32x4x2_t *const out) { out[0].val[0] = vaddq_s32(step2[0].val[0], step2[15].val[0]); out[0].val[1] = vaddq_s32(step2[0].val[1], step2[15].val[1]); out[1].val[0] = vaddq_s32(step2[1].val[0], step2[14].val[0]); out[1].val[1] = vaddq_s32(step2[1].val[1], step2[14].val[1]); out[2].val[0] = vaddq_s32(step2[2].val[0], step2[13].val[0]); out[2].val[1] = vaddq_s32(step2[2].val[1], step2[13].val[1]); out[3].val[0] = vaddq_s32(step2[3].val[0], step2[12].val[0]); out[3].val[1] = vaddq_s32(step2[3].val[1], step2[12].val[1]); out[4].val[0] = vaddq_s32(step2[4].val[0], step2[11].val[0]); out[4].val[1] = vaddq_s32(step2[4].val[1], step2[11].val[1]); out[5].val[0] = vaddq_s32(step2[5].val[0], step2[10].val[0]); out[5].val[1] = vaddq_s32(step2[5].val[1], step2[10].val[1]); out[6].val[0] = vaddq_s32(step2[6].val[0], step2[9].val[0]); out[6].val[1] = vaddq_s32(step2[6].val[1], step2[9].val[1]); out[7].val[0] = vaddq_s32(step2[7].val[0], step2[8].val[0]); out[7].val[1] = vaddq_s32(step2[7].val[1], step2[8].val[1]); out[8].val[0] = vsubq_s32(step2[7].val[0], step2[8].val[0]); out[8].val[1] = vsubq_s32(step2[7].val[1], step2[8].val[1]); out[9].val[0] = vsubq_s32(step2[6].val[0], step2[9].val[0]); out[9].val[1] = vsubq_s32(step2[6].val[1], step2[9].val[1]); out[10].val[0] = vsubq_s32(step2[5].val[0], step2[10].val[0]); out[10].val[1] = vsubq_s32(step2[5].val[1], step2[10].val[1]); out[11].val[0] = vsubq_s32(step2[4].val[0], step2[11].val[0]); out[11].val[1] = vsubq_s32(step2[4].val[1], step2[11].val[1]); out[12].val[0] = vsubq_s32(step2[3].val[0], step2[12].val[0]); out[12].val[1] = vsubq_s32(step2[3].val[1], step2[12].val[1]); out[13].val[0] = vsubq_s32(step2[2].val[0], step2[13].val[0]); out[13].val[1] = vsubq_s32(step2[2].val[1], step2[13].val[1]); out[14].val[0] = vsubq_s32(step2[1].val[0], step2[14].val[0]); out[14].val[1] = vsubq_s32(step2[1].val[1], step2[14].val[1]); out[15].val[0] = vsubq_s32(step2[0].val[0], step2[15].val[0]); out[15].val[1] = vsubq_s32(step2[0].val[1], step2[15].val[1]); } static INLINE void highbd_idct16x16_add_stage7(const int32x4_t *const step2, int32x4_t *const out) { out[0] = vaddq_s32(step2[0], step2[15]); out[1] = vaddq_s32(step2[1], step2[14]); out[2] = vaddq_s32(step2[2], step2[13]); out[3] = vaddq_s32(step2[3], step2[12]); out[4] = vaddq_s32(step2[4], step2[11]); out[5] = vaddq_s32(step2[5], step2[10]); out[6] = vaddq_s32(step2[6], step2[9]); out[7] = vaddq_s32(step2[7], step2[8]); out[8] = vsubq_s32(step2[7], step2[8]); out[9] = vsubq_s32(step2[6], step2[9]); out[10] = vsubq_s32(step2[5], step2[10]); out[11] = vsubq_s32(step2[4], step2[11]); out[12] = vsubq_s32(step2[3], step2[12]); out[13] = vsubq_s32(step2[2], step2[13]); out[14] = vsubq_s32(step2[1], step2[14]); out[15] = vsubq_s32(step2[0], step2[15]); } static INLINE void highbd_idct16x16_store_pass1(const int32x4x2_t *const out, int32_t *output) { // Save the result into output vst1q_s32(output + 0, out[0].val[0]); vst1q_s32(output + 4, out[0].val[1]); output += 16; vst1q_s32(output + 0, out[1].val[0]); vst1q_s32(output + 4, out[1].val[1]); output += 16; vst1q_s32(output + 0, out[2].val[0]); vst1q_s32(output + 4, out[2].val[1]); output += 16; vst1q_s32(output + 0, out[3].val[0]); vst1q_s32(output + 4, out[3].val[1]); output += 16; vst1q_s32(output + 0, out[4].val[0]); vst1q_s32(output + 4, out[4].val[1]); output += 16; vst1q_s32(output + 0, out[5].val[0]); vst1q_s32(output + 4, out[5].val[1]); output += 16; vst1q_s32(output + 0, out[6].val[0]); vst1q_s32(output + 4, out[6].val[1]); output += 16; vst1q_s32(output + 0, out[7].val[0]); vst1q_s32(output + 4, out[7].val[1]); output += 16; vst1q_s32(output + 0, out[8].val[0]); vst1q_s32(output + 4, out[8].val[1]); output += 16; vst1q_s32(output + 0, out[9].val[0]); vst1q_s32(output + 4, out[9].val[1]); output += 16; vst1q_s32(output + 0, out[10].val[0]); vst1q_s32(output + 4, out[10].val[1]); output += 16; vst1q_s32(output + 0, out[11].val[0]); vst1q_s32(output + 4, out[11].val[1]); output += 16; vst1q_s32(output + 0, out[12].val[0]); vst1q_s32(output + 4, out[12].val[1]); output += 16; vst1q_s32(output + 0, out[13].val[0]); vst1q_s32(output + 4, out[13].val[1]); output += 16; vst1q_s32(output + 0, out[14].val[0]); vst1q_s32(output + 4, out[14].val[1]); output += 16; vst1q_s32(output + 0, out[15].val[0]); vst1q_s32(output + 4, out[15].val[1]); } static INLINE void highbd_idct16x16_add_store(const int32x4x2_t *const out, uint16_t *dest, const int stride, const int bd) { // Add the result to dest const int16x8_t max = vdupq_n_s16((1 << bd) - 1); int16x8_t o[16]; o[0] = vcombine_s16(vrshrn_n_s32(out[0].val[0], 6), vrshrn_n_s32(out[0].val[1], 6)); o[1] = vcombine_s16(vrshrn_n_s32(out[1].val[0], 6), vrshrn_n_s32(out[1].val[1], 6)); o[2] = vcombine_s16(vrshrn_n_s32(out[2].val[0], 6), vrshrn_n_s32(out[2].val[1], 6)); o[3] = vcombine_s16(vrshrn_n_s32(out[3].val[0], 6), vrshrn_n_s32(out[3].val[1], 6)); o[4] = vcombine_s16(vrshrn_n_s32(out[4].val[0], 6), vrshrn_n_s32(out[4].val[1], 6)); o[5] = vcombine_s16(vrshrn_n_s32(out[5].val[0], 6), vrshrn_n_s32(out[5].val[1], 6)); o[6] = vcombine_s16(vrshrn_n_s32(out[6].val[0], 6), vrshrn_n_s32(out[6].val[1], 6)); o[7] = vcombine_s16(vrshrn_n_s32(out[7].val[0], 6), vrshrn_n_s32(out[7].val[1], 6)); o[8] = vcombine_s16(vrshrn_n_s32(out[8].val[0], 6), vrshrn_n_s32(out[8].val[1], 6)); o[9] = vcombine_s16(vrshrn_n_s32(out[9].val[0], 6), vrshrn_n_s32(out[9].val[1], 6)); o[10] = vcombine_s16(vrshrn_n_s32(out[10].val[0], 6), vrshrn_n_s32(out[10].val[1], 6)); o[11] = vcombine_s16(vrshrn_n_s32(out[11].val[0], 6), vrshrn_n_s32(out[11].val[1], 6)); o[12] = vcombine_s16(vrshrn_n_s32(out[12].val[0], 6), vrshrn_n_s32(out[12].val[1], 6)); o[13] = vcombine_s16(vrshrn_n_s32(out[13].val[0], 6), vrshrn_n_s32(out[13].val[1], 6)); o[14] = vcombine_s16(vrshrn_n_s32(out[14].val[0], 6), vrshrn_n_s32(out[14].val[1], 6)); o[15] = vcombine_s16(vrshrn_n_s32(out[15].val[0], 6), vrshrn_n_s32(out[15].val[1], 6)); highbd_idct16x16_add8x1(o[0], max, &dest, stride); highbd_idct16x16_add8x1(o[1], max, &dest, stride); highbd_idct16x16_add8x1(o[2], max, &dest, stride); highbd_idct16x16_add8x1(o[3], max, &dest, stride); highbd_idct16x16_add8x1(o[4], max, &dest, stride); highbd_idct16x16_add8x1(o[5], max, &dest, stride); highbd_idct16x16_add8x1(o[6], max, &dest, stride); highbd_idct16x16_add8x1(o[7], max, &dest, stride); highbd_idct16x16_add8x1(o[8], max, &dest, stride); highbd_idct16x16_add8x1(o[9], max, &dest, stride); highbd_idct16x16_add8x1(o[10], max, &dest, stride); highbd_idct16x16_add8x1(o[11], max, &dest, stride); highbd_idct16x16_add8x1(o[12], max, &dest, stride); highbd_idct16x16_add8x1(o[13], max, &dest, stride); highbd_idct16x16_add8x1(o[14], max, &dest, stride); highbd_idct16x16_add8x1(o[15], max, &dest, stride); } static void highbd_idct16x16_256_add_half1d(const int32_t *input, int32_t *output, uint16_t *dest, const int stride, const int bd) { const int32x4_t cospi_0_8_16_24 = vld1q_s32(kCospi32 + 0); const int32x4_t cospi_4_12_20N_28 = vld1q_s32(kCospi32 + 4); const int32x4_t cospi_2_30_10_22 = vld1q_s32(kCospi32 + 8); const int32x4_t cospi_6_26N_14_18N = vld1q_s32(kCospi32 + 12); int32x4x2_t in[16], step1[16], step2[16], out[16]; // Load input (16x8) in[0].val[0] = vld1q_s32(input); in[0].val[1] = vld1q_s32(input + 4); input += 8; in[8].val[0] = vld1q_s32(input); in[8].val[1] = vld1q_s32(input + 4); input += 8; in[1].val[0] = vld1q_s32(input); in[1].val[1] = vld1q_s32(input + 4); input += 8; in[9].val[0] = vld1q_s32(input); in[9].val[1] = vld1q_s32(input + 4); input += 8; in[2].val[0] = vld1q_s32(input); in[2].val[1] = vld1q_s32(input + 4); input += 8; in[10].val[0] = vld1q_s32(input); in[10].val[1] = vld1q_s32(input + 4); input += 8; in[3].val[0] = vld1q_s32(input); in[3].val[1] = vld1q_s32(input + 4); input += 8; in[11].val[0] = vld1q_s32(input); in[11].val[1] = vld1q_s32(input + 4); input += 8; in[4].val[0] = vld1q_s32(input); in[4].val[1] = vld1q_s32(input + 4); input += 8; in[12].val[0] = vld1q_s32(input); in[12].val[1] = vld1q_s32(input + 4); input += 8; in[5].val[0] = vld1q_s32(input); in[5].val[1] = vld1q_s32(input + 4); input += 8; in[13].val[0] = vld1q_s32(input); in[13].val[1] = vld1q_s32(input + 4); input += 8; in[6].val[0] = vld1q_s32(input); in[6].val[1] = vld1q_s32(input + 4); input += 8; in[14].val[0] = vld1q_s32(input); in[14].val[1] = vld1q_s32(input + 4); input += 8; in[7].val[0] = vld1q_s32(input); in[7].val[1] = vld1q_s32(input + 4); input += 8; in[15].val[0] = vld1q_s32(input); in[15].val[1] = vld1q_s32(input + 4); // Transpose transpose_s32_8x8(&in[0], &in[1], &in[2], &in[3], &in[4], &in[5], &in[6], &in[7]); transpose_s32_8x8(&in[8], &in[9], &in[10], &in[11], &in[12], &in[13], &in[14], &in[15]); // stage 1 step1[0] = in[0 / 2]; step1[1] = in[16 / 2]; step1[2] = in[8 / 2]; step1[3] = in[24 / 2]; step1[4] = in[4 / 2]; step1[5] = in[20 / 2]; step1[6] = in[12 / 2]; step1[7] = in[28 / 2]; step1[8] = in[2 / 2]; step1[9] = in[18 / 2]; step1[10] = in[10 / 2]; step1[11] = in[26 / 2]; step1[12] = in[6 / 2]; step1[13] = in[22 / 2]; step1[14] = in[14 / 2]; step1[15] = in[30 / 2]; // stage 2 step2[0] = step1[0]; step2[1] = step1[1]; step2[2] = step1[2]; step2[3] = step1[3]; step2[4] = step1[4]; step2[5] = step1[5]; step2[6] = step1[6]; step2[7] = step1[7]; highbd_idct_cospi_2_30(step1[8], step1[15], cospi_2_30_10_22, &step2[8], &step2[15]); highbd_idct_cospi_14_18(step1[9], step1[14], cospi_6_26N_14_18N, &step2[9], &step2[14]); highbd_idct_cospi_10_22(step1[10], step1[13], cospi_2_30_10_22, &step2[10], &step2[13]); highbd_idct_cospi_6_26(step1[11], step1[12], cospi_6_26N_14_18N, &step2[11], &step2[12]); // stage 3 step1[0] = step2[0]; step1[1] = step2[1]; step1[2] = step2[2]; step1[3] = step2[3]; highbd_idct_cospi_4_28(step2[4], step2[7], cospi_4_12_20N_28, &step1[4], &step1[7]); highbd_idct_cospi_12_20(step2[5], step2[6], cospi_4_12_20N_28, &step1[5], &step1[6]); step1[8].val[0] = vaddq_s32(step2[8].val[0], step2[9].val[0]); step1[8].val[1] = vaddq_s32(step2[8].val[1], step2[9].val[1]); step1[9].val[0] = vsubq_s32(step2[8].val[0], step2[9].val[0]); step1[9].val[1] = vsubq_s32(step2[8].val[1], step2[9].val[1]); step1[10].val[0] = vsubq_s32(step2[11].val[0], step2[10].val[0]); step1[10].val[1] = vsubq_s32(step2[11].val[1], step2[10].val[1]); step1[11].val[0] = vaddq_s32(step2[11].val[0], step2[10].val[0]); step1[11].val[1] = vaddq_s32(step2[11].val[1], step2[10].val[1]); step1[12].val[0] = vaddq_s32(step2[12].val[0], step2[13].val[0]); step1[12].val[1] = vaddq_s32(step2[12].val[1], step2[13].val[1]); step1[13].val[0] = vsubq_s32(step2[12].val[0], step2[13].val[0]); step1[13].val[1] = vsubq_s32(step2[12].val[1], step2[13].val[1]); step1[14].val[0] = vsubq_s32(step2[15].val[0], step2[14].val[0]); step1[14].val[1] = vsubq_s32(step2[15].val[1], step2[14].val[1]); step1[15].val[0] = vaddq_s32(step2[15].val[0], step2[14].val[0]); step1[15].val[1] = vaddq_s32(step2[15].val[1], step2[14].val[1]); // stage 4 highbd_idct_cospi_16_16_q(step1[1], step1[0], cospi_0_8_16_24, &step2[1], &step2[0]); highbd_idct_cospi_8_24_q(step1[2], step1[3], cospi_0_8_16_24, &step2[2], &step2[3]); step2[4].val[0] = vaddq_s32(step1[4].val[0], step1[5].val[0]); step2[4].val[1] = vaddq_s32(step1[4].val[1], step1[5].val[1]); step2[5].val[0] = vsubq_s32(step1[4].val[0], step1[5].val[0]); step2[5].val[1] = vsubq_s32(step1[4].val[1], step1[5].val[1]); step2[6].val[0] = vsubq_s32(step1[7].val[0], step1[6].val[0]); step2[6].val[1] = vsubq_s32(step1[7].val[1], step1[6].val[1]); step2[7].val[0] = vaddq_s32(step1[7].val[0], step1[6].val[0]); step2[7].val[1] = vaddq_s32(step1[7].val[1], step1[6].val[1]); step2[8] = step1[8]; highbd_idct_cospi_8_24_q(step1[14], step1[9], cospi_0_8_16_24, &step2[9], &step2[14]); highbd_idct_cospi_8_24_neg_q(step1[13], step1[10], cospi_0_8_16_24, &step2[13], &step2[10]); step2[11] = step1[11]; step2[12] = step1[12]; step2[15] = step1[15]; // stage 5 step1[0].val[0] = vaddq_s32(step2[0].val[0], step2[3].val[0]); step1[0].val[1] = vaddq_s32(step2[0].val[1], step2[3].val[1]); step1[1].val[0] = vaddq_s32(step2[1].val[0], step2[2].val[0]); step1[1].val[1] = vaddq_s32(step2[1].val[1], step2[2].val[1]); step1[2].val[0] = vsubq_s32(step2[1].val[0], step2[2].val[0]); step1[2].val[1] = vsubq_s32(step2[1].val[1], step2[2].val[1]); step1[3].val[0] = vsubq_s32(step2[0].val[0], step2[3].val[0]); step1[3].val[1] = vsubq_s32(step2[0].val[1], step2[3].val[1]); step1[4] = step2[4]; highbd_idct_cospi_16_16_q(step2[5], step2[6], cospi_0_8_16_24, &step1[5], &step1[6]); step1[7] = step2[7]; step1[8].val[0] = vaddq_s32(step2[8].val[0], step2[11].val[0]); step1[8].val[1] = vaddq_s32(step2[8].val[1], step2[11].val[1]); step1[9].val[0] = vaddq_s32(step2[9].val[0], step2[10].val[0]); step1[9].val[1] = vaddq_s32(step2[9].val[1], step2[10].val[1]); step1[10].val[0] = vsubq_s32(step2[9].val[0], step2[10].val[0]); step1[10].val[1] = vsubq_s32(step2[9].val[1], step2[10].val[1]); step1[11].val[0] = vsubq_s32(step2[8].val[0], step2[11].val[0]); step1[11].val[1] = vsubq_s32(step2[8].val[1], step2[11].val[1]); step1[12].val[0] = vsubq_s32(step2[15].val[0], step2[12].val[0]); step1[12].val[1] = vsubq_s32(step2[15].val[1], step2[12].val[1]); step1[13].val[0] = vsubq_s32(step2[14].val[0], step2[13].val[0]); step1[13].val[1] = vsubq_s32(step2[14].val[1], step2[13].val[1]); step1[14].val[0] = vaddq_s32(step2[14].val[0], step2[13].val[0]); step1[14].val[1] = vaddq_s32(step2[14].val[1], step2[13].val[1]); step1[15].val[0] = vaddq_s32(step2[15].val[0], step2[12].val[0]); step1[15].val[1] = vaddq_s32(step2[15].val[1], step2[12].val[1]); // stage 6 step2[0].val[0] = vaddq_s32(step1[0].val[0], step1[7].val[0]); step2[0].val[1] = vaddq_s32(step1[0].val[1], step1[7].val[1]); step2[1].val[0] = vaddq_s32(step1[1].val[0], step1[6].val[0]); step2[1].val[1] = vaddq_s32(step1[1].val[1], step1[6].val[1]); step2[2].val[0] = vaddq_s32(step1[2].val[0], step1[5].val[0]); step2[2].val[1] = vaddq_s32(step1[2].val[1], step1[5].val[1]); step2[3].val[0] = vaddq_s32(step1[3].val[0], step1[4].val[0]); step2[3].val[1] = vaddq_s32(step1[3].val[1], step1[4].val[1]); step2[4].val[0] = vsubq_s32(step1[3].val[0], step1[4].val[0]); step2[4].val[1] = vsubq_s32(step1[3].val[1], step1[4].val[1]); step2[5].val[0] = vsubq_s32(step1[2].val[0], step1[5].val[0]); step2[5].val[1] = vsubq_s32(step1[2].val[1], step1[5].val[1]); step2[6].val[0] = vsubq_s32(step1[1].val[0], step1[6].val[0]); step2[6].val[1] = vsubq_s32(step1[1].val[1], step1[6].val[1]); step2[7].val[0] = vsubq_s32(step1[0].val[0], step1[7].val[0]); step2[7].val[1] = vsubq_s32(step1[0].val[1], step1[7].val[1]); highbd_idct_cospi_16_16_q(step1[10], step1[13], cospi_0_8_16_24, &step2[10], &step2[13]); highbd_idct_cospi_16_16_q(step1[11], step1[12], cospi_0_8_16_24, &step2[11], &step2[12]); step2[8] = step1[8]; step2[9] = step1[9]; step2[14] = step1[14]; step2[15] = step1[15]; // stage 7 highbd_idct16x16_add_stage7_dual(step2, out); if (output) { highbd_idct16x16_store_pass1(out, output); } else { highbd_idct16x16_add_store(out, dest, stride, bd); } } static INLINE int32x4x2_t highbd_idct_cospi_lane0_dual(const int32x4x2_t s, const int32x2_t coef) { int64x2x2_t t[2]; t[0].val[0] = vmull_lane_s32(vget_low_s32(s.val[0]), coef, 0); t[0].val[1] = vmull_lane_s32(vget_high_s32(s.val[0]), coef, 0); t[1].val[0] = vmull_lane_s32(vget_low_s32(s.val[1]), coef, 0); t[1].val[1] = vmull_lane_s32(vget_high_s32(s.val[1]), coef, 0); return highbd_idct16x16_add_wrap_low_8x1(t); } static INLINE int32x4_t highbd_idct_cospi_lane0(const int32x4_t s, const int32x2_t coef) { int64x2x2_t t; t.val[0] = vmull_lane_s32(vget_low_s32(s), coef, 0); t.val[1] = vmull_lane_s32(vget_high_s32(s), coef, 0); return highbd_idct16x16_add_wrap_low_4x1(t); } static INLINE int32x4x2_t highbd_idct_cospi_lane1_dual(const int32x4x2_t s, const int32x2_t coef) { int64x2x2_t t[2]; t[0].val[0] = vmull_lane_s32(vget_low_s32(s.val[0]), coef, 1); t[0].val[1] = vmull_lane_s32(vget_high_s32(s.val[0]), coef, 1); t[1].val[0] = vmull_lane_s32(vget_low_s32(s.val[1]), coef, 1); t[1].val[1] = vmull_lane_s32(vget_high_s32(s.val[1]), coef, 1); return highbd_idct16x16_add_wrap_low_8x1(t); } static INLINE int32x4_t highbd_idct_cospi_lane1(const int32x4_t s, const int32x2_t coef) { int64x2x2_t t; t.val[0] = vmull_lane_s32(vget_low_s32(s), coef, 1); t.val[1] = vmull_lane_s32(vget_high_s32(s), coef, 1); return highbd_idct16x16_add_wrap_low_4x1(t); } static INLINE int32x4x2_t highbd_idct_add_dual(const int32x4x2_t s0, const int32x4x2_t s1) { int32x4x2_t t; t.val[0] = vaddq_s32(s0.val[0], s1.val[0]); t.val[1] = vaddq_s32(s0.val[1], s1.val[1]); return t; } static INLINE int32x4x2_t highbd_idct_sub_dual(const int32x4x2_t s0, const int32x4x2_t s1) { int32x4x2_t t; t.val[0] = vsubq_s32(s0.val[0], s1.val[0]); t.val[1] = vsubq_s32(s0.val[1], s1.val[1]); return t; } static void highbd_idct16x16_38_add_half1d(const int32_t *input, int32_t *output, uint16_t *dest, const int stride, const int bd) { const int32x4_t cospi_0_8_16_24 = vld1q_s32(kCospi32 + 0); const int32x4_t cospi_4_12_20N_28 = vld1q_s32(kCospi32 + 4); const int32x4_t cospi_2_30_10_22 = vld1q_s32(kCospi32 + 8); const int32x4_t cospi_6_26N_14_18N = vld1q_s32(kCospi32 + 12); int32x4x2_t in[8], step1[16], step2[16], out[16]; // Load input (8x8) in[0].val[0] = vld1q_s32(input); in[0].val[1] = vld1q_s32(input + 4); input += 16; in[1].val[0] = vld1q_s32(input); in[1].val[1] = vld1q_s32(input + 4); input += 16; in[2].val[0] = vld1q_s32(input); in[2].val[1] = vld1q_s32(input + 4); input += 16; in[3].val[0] = vld1q_s32(input); in[3].val[1] = vld1q_s32(input + 4); input += 16; in[4].val[0] = vld1q_s32(input); in[4].val[1] = vld1q_s32(input + 4); input += 16; in[5].val[0] = vld1q_s32(input); in[5].val[1] = vld1q_s32(input + 4); input += 16; in[6].val[0] = vld1q_s32(input); in[6].val[1] = vld1q_s32(input + 4); input += 16; in[7].val[0] = vld1q_s32(input); in[7].val[1] = vld1q_s32(input + 4); // Transpose transpose_s32_8x8(&in[0], &in[1], &in[2], &in[3], &in[4], &in[5], &in[6], &in[7]); // stage 1 step1[0] = in[0 / 2]; step1[2] = in[8 / 2]; step1[4] = in[4 / 2]; step1[6] = in[12 / 2]; step1[8] = in[2 / 2]; step1[10] = in[10 / 2]; step1[12] = in[6 / 2]; step1[14] = in[14 / 2]; // 0 in pass 1 // stage 2 step2[0] = step1[0]; step2[2] = step1[2]; step2[4] = step1[4]; step2[6] = step1[6]; step2[8] = highbd_idct_cospi_lane1_dual(step1[8], vget_low_s32(cospi_2_30_10_22)); step2[9] = highbd_idct_cospi_lane1_dual(step1[14], vget_high_s32(cospi_6_26N_14_18N)); step2[10] = highbd_idct_cospi_lane1_dual(step1[10], vget_high_s32(cospi_2_30_10_22)); step2[11] = highbd_idct_cospi_lane1_dual(step1[12], vget_low_s32(cospi_6_26N_14_18N)); step2[12] = highbd_idct_cospi_lane0_dual(step1[12], vget_low_s32(cospi_6_26N_14_18N)); step2[13] = highbd_idct_cospi_lane0_dual(step1[10], vget_high_s32(cospi_2_30_10_22)); step2[14] = highbd_idct_cospi_lane0_dual(step1[14], vget_high_s32(cospi_6_26N_14_18N)); step2[15] = highbd_idct_cospi_lane0_dual(step1[8], vget_low_s32(cospi_2_30_10_22)); // stage 3 step1[0] = step2[0]; step1[2] = step2[2]; step1[4] = highbd_idct_cospi_lane1_dual(step2[4], vget_high_s32(cospi_4_12_20N_28)); step1[5] = highbd_idct_cospi_lane0_dual(step2[6], vget_high_s32(cospi_4_12_20N_28)); step1[6] = highbd_idct_cospi_lane1_dual(step2[6], vget_low_s32(cospi_4_12_20N_28)); step1[7] = highbd_idct_cospi_lane0_dual(step2[4], vget_low_s32(cospi_4_12_20N_28)); step1[8] = highbd_idct_add_dual(step2[8], step2[9]); step1[9] = highbd_idct_sub_dual(step2[8], step2[9]); step1[10] = highbd_idct_sub_dual(step2[11], step2[10]); step1[11] = highbd_idct_add_dual(step2[11], step2[10]); step1[12] = highbd_idct_add_dual(step2[12], step2[13]); step1[13] = highbd_idct_sub_dual(step2[12], step2[13]); step1[14] = highbd_idct_sub_dual(step2[15], step2[14]); step1[15] = highbd_idct_add_dual(step2[15], step2[14]); // stage 4 step2[0] = step2[1] = highbd_idct_cospi_lane0_dual(step1[0], vget_high_s32(cospi_0_8_16_24)); step2[2] = highbd_idct_cospi_lane1_dual(step1[2], vget_high_s32(cospi_0_8_16_24)); step2[3] = highbd_idct_cospi_lane1_dual(step1[2], vget_low_s32(cospi_0_8_16_24)); step2[4] = highbd_idct_add_dual(step1[4], step1[5]); step2[5] = highbd_idct_sub_dual(step1[4], step1[5]); step2[6] = highbd_idct_sub_dual(step1[7], step1[6]); step2[7] = highbd_idct_add_dual(step1[7], step1[6]); step2[8] = step1[8]; highbd_idct_cospi_8_24_q(step1[14], step1[9], cospi_0_8_16_24, &step2[9], &step2[14]); highbd_idct_cospi_8_24_neg_q(step1[13], step1[10], cospi_0_8_16_24, &step2[13], &step2[10]); step2[11] = step1[11]; step2[12] = step1[12]; step2[15] = step1[15]; // stage 5 step1[0] = highbd_idct_add_dual(step2[0], step2[3]); step1[1] = highbd_idct_add_dual(step2[1], step2[2]); step1[2] = highbd_idct_sub_dual(step2[1], step2[2]); step1[3] = highbd_idct_sub_dual(step2[0], step2[3]); step1[4] = step2[4]; highbd_idct_cospi_16_16_q(step2[5], step2[6], cospi_0_8_16_24, &step1[5], &step1[6]); step1[7] = step2[7]; step1[8] = highbd_idct_add_dual(step2[8], step2[11]); step1[9] = highbd_idct_add_dual(step2[9], step2[10]); step1[10] = highbd_idct_sub_dual(step2[9], step2[10]); step1[11] = highbd_idct_sub_dual(step2[8], step2[11]); step1[12] = highbd_idct_sub_dual(step2[15], step2[12]); step1[13] = highbd_idct_sub_dual(step2[14], step2[13]); step1[14] = highbd_idct_add_dual(step2[14], step2[13]); step1[15] = highbd_idct_add_dual(step2[15], step2[12]); // stage 6 step2[0] = highbd_idct_add_dual(step1[0], step1[7]); step2[1] = highbd_idct_add_dual(step1[1], step1[6]); step2[2] = highbd_idct_add_dual(step1[2], step1[5]); step2[3] = highbd_idct_add_dual(step1[3], step1[4]); step2[4] = highbd_idct_sub_dual(step1[3], step1[4]); step2[5] = highbd_idct_sub_dual(step1[2], step1[5]); step2[6] = highbd_idct_sub_dual(step1[1], step1[6]); step2[7] = highbd_idct_sub_dual(step1[0], step1[7]); highbd_idct_cospi_16_16_q(step1[10], step1[13], cospi_0_8_16_24, &step2[10], &step2[13]); highbd_idct_cospi_16_16_q(step1[11], step1[12], cospi_0_8_16_24, &step2[11], &step2[12]); step2[8] = step1[8]; step2[9] = step1[9]; step2[14] = step1[14]; step2[15] = step1[15]; // stage 7 highbd_idct16x16_add_stage7_dual(step2, out); if (output) { highbd_idct16x16_store_pass1(out, output); } else { highbd_idct16x16_add_store(out, dest, stride, bd); } } void highbd_idct16x16_10_add_half1d_pass1(const tran_low_t *input, int32_t *output) { const int32x4_t cospi_0_8_16_24 = vld1q_s32(kCospi32 + 0); const int32x4_t cospi_4_12_20N_28 = vld1q_s32(kCospi32 + 4); const int32x4_t cospi_2_30_10_22 = vld1q_s32(kCospi32 + 8); const int32x4_t cospi_6_26N_14_18N = vld1q_s32(kCospi32 + 12); int32x4_t in[4], step1[16], step2[16], out[16]; // Load input (4x4) in[0] = vld1q_s32(input); input += 16; in[1] = vld1q_s32(input); input += 16; in[2] = vld1q_s32(input); input += 16; in[3] = vld1q_s32(input); // Transpose transpose_s32_4x4(&in[0], &in[1], &in[2], &in[3]); // stage 1 step1[0] = in[0 / 2]; step1[4] = in[4 / 2]; step1[8] = in[2 / 2]; step1[12] = in[6 / 2]; // stage 2 step2[0] = step1[0]; step2[4] = step1[4]; step2[8] = highbd_idct_cospi_lane1(step1[8], vget_low_s32(cospi_2_30_10_22)); step2[11] = highbd_idct_cospi_lane1(step1[12], vget_low_s32(cospi_6_26N_14_18N)); step2[12] = highbd_idct_cospi_lane0(step1[12], vget_low_s32(cospi_6_26N_14_18N)); step2[15] = highbd_idct_cospi_lane0(step1[8], vget_low_s32(cospi_2_30_10_22)); // stage 3 step1[0] = step2[0]; step1[4] = highbd_idct_cospi_lane1(step2[4], vget_high_s32(cospi_4_12_20N_28)); step1[7] = highbd_idct_cospi_lane0(step2[4], vget_low_s32(cospi_4_12_20N_28)); step1[8] = step2[8]; step1[9] = step2[8]; step1[10] = step2[11]; step1[11] = step2[11]; step1[12] = step2[12]; step1[13] = step2[12]; step1[14] = step2[15]; step1[15] = step2[15]; // stage 4 step2[0] = step2[1] = highbd_idct_cospi_lane0(step1[0], vget_high_s32(cospi_0_8_16_24)); step2[4] = step1[4]; step2[5] = step1[4]; step2[6] = step1[7]; step2[7] = step1[7]; step2[8] = step1[8]; highbd_idct_cospi_8_24_d(step1[14], step1[9], cospi_0_8_16_24, &step2[9], &step2[14]); highbd_idct_cospi_8_24_neg_d(step1[13], step1[10], cospi_0_8_16_24, &step2[13], &step2[10]); step2[11] = step1[11]; step2[12] = step1[12]; step2[15] = step1[15]; // stage 5 step1[0] = step2[0]; step1[1] = step2[1]; step1[2] = step2[1]; step1[3] = step2[0]; step1[4] = step2[4]; highbd_idct_cospi_16_16_d(step2[5], step2[6], cospi_0_8_16_24, &step1[5], &step1[6]); step1[7] = step2[7]; step1[8] = vaddq_s32(step2[8], step2[11]); step1[9] = vaddq_s32(step2[9], step2[10]); step1[10] = vsubq_s32(step2[9], step2[10]); step1[11] = vsubq_s32(step2[8], step2[11]); step1[12] = vsubq_s32(step2[15], step2[12]); step1[13] = vsubq_s32(step2[14], step2[13]); step1[14] = vaddq_s32(step2[14], step2[13]); step1[15] = vaddq_s32(step2[15], step2[12]); // stage 6 step2[0] = vaddq_s32(step1[0], step1[7]); step2[1] = vaddq_s32(step1[1], step1[6]); step2[2] = vaddq_s32(step1[2], step1[5]); step2[3] = vaddq_s32(step1[3], step1[4]); step2[4] = vsubq_s32(step1[3], step1[4]); step2[5] = vsubq_s32(step1[2], step1[5]); step2[6] = vsubq_s32(step1[1], step1[6]); step2[7] = vsubq_s32(step1[0], step1[7]); highbd_idct_cospi_16_16_d(step1[10], step1[13], cospi_0_8_16_24, &step2[10], &step2[13]); highbd_idct_cospi_16_16_d(step1[11], step1[12], cospi_0_8_16_24, &step2[11], &step2[12]); step2[8] = step1[8]; step2[9] = step1[9]; step2[14] = step1[14]; step2[15] = step1[15]; // stage 7 highbd_idct16x16_add_stage7(step2, out); // pass 1: save the result into output vst1q_s32(output, out[0]); output += 4; vst1q_s32(output, out[1]); output += 4; vst1q_s32(output, out[2]); output += 4; vst1q_s32(output, out[3]); output += 4; vst1q_s32(output, out[4]); output += 4; vst1q_s32(output, out[5]); output += 4; vst1q_s32(output, out[6]); output += 4; vst1q_s32(output, out[7]); output += 4; vst1q_s32(output, out[8]); output += 4; vst1q_s32(output, out[9]); output += 4; vst1q_s32(output, out[10]); output += 4; vst1q_s32(output, out[11]); output += 4; vst1q_s32(output, out[12]); output += 4; vst1q_s32(output, out[13]); output += 4; vst1q_s32(output, out[14]); output += 4; vst1q_s32(output, out[15]); } void highbd_idct16x16_10_add_half1d_pass2(const int32_t *input, int32_t *const output, uint16_t *const dest, const int stride, const int bd) { const int32x4_t cospi_0_8_16_24 = vld1q_s32(kCospi32 + 0); const int32x4_t cospi_4_12_20N_28 = vld1q_s32(kCospi32 + 4); const int32x4_t cospi_2_30_10_22 = vld1q_s32(kCospi32 + 8); const int32x4_t cospi_6_26N_14_18N = vld1q_s32(kCospi32 + 12); int32x4x2_t in[4], step1[16], step2[16], out[16]; // Load input (4x8) in[0].val[0] = vld1q_s32(input); input += 4; in[0].val[1] = vld1q_s32(input); input += 4; in[1].val[0] = vld1q_s32(input); input += 4; in[1].val[1] = vld1q_s32(input); input += 4; in[2].val[0] = vld1q_s32(input); input += 4; in[2].val[1] = vld1q_s32(input); input += 4; in[3].val[0] = vld1q_s32(input); input += 4; in[3].val[1] = vld1q_s32(input); // Transpose transpose_s32_4x8(&in[0].val[0], &in[0].val[1], &in[1].val[0], &in[1].val[1], &in[2].val[0], &in[2].val[1], &in[3].val[0], &in[3].val[1]); // stage 1 step1[0] = in[0 / 2]; step1[4] = in[4 / 2]; step1[8] = in[2 / 2]; step1[12] = in[6 / 2]; // stage 2 step2[0] = step1[0]; step2[4] = step1[4]; step2[8] = highbd_idct_cospi_lane1_dual(step1[8], vget_low_s32(cospi_2_30_10_22)); step2[11] = highbd_idct_cospi_lane1_dual(step1[12], vget_low_s32(cospi_6_26N_14_18N)); step2[12] = highbd_idct_cospi_lane0_dual(step1[12], vget_low_s32(cospi_6_26N_14_18N)); step2[15] = highbd_idct_cospi_lane0_dual(step1[8], vget_low_s32(cospi_2_30_10_22)); // stage 3 step1[0] = step2[0]; step1[4] = highbd_idct_cospi_lane1_dual(step2[4], vget_high_s32(cospi_4_12_20N_28)); step1[7] = highbd_idct_cospi_lane0_dual(step2[4], vget_low_s32(cospi_4_12_20N_28)); step1[8] = step2[8]; step1[9] = step2[8]; step1[10] = step2[11]; step1[11] = step2[11]; step1[12] = step2[12]; step1[13] = step2[12]; step1[14] = step2[15]; step1[15] = step2[15]; // stage 4 step2[0] = step2[1] = highbd_idct_cospi_lane0_dual(step1[0], vget_high_s32(cospi_0_8_16_24)); step2[4] = step1[4]; step2[5] = step1[4]; step2[6] = step1[7]; step2[7] = step1[7]; step2[8] = step1[8]; highbd_idct_cospi_8_24_q(step1[14], step1[9], cospi_0_8_16_24, &step2[9], &step2[14]); highbd_idct_cospi_8_24_neg_q(step1[13], step1[10], cospi_0_8_16_24, &step2[13], &step2[10]); step2[11] = step1[11]; step2[12] = step1[12]; step2[15] = step1[15]; // stage 5 step1[0] = step2[0]; step1[1] = step2[1]; step1[2] = step2[1]; step1[3] = step2[0]; step1[4] = step2[4]; highbd_idct_cospi_16_16_q(step2[5], step2[6], cospi_0_8_16_24, &step1[5], &step1[6]); step1[7] = step2[7]; step1[8] = highbd_idct_add_dual(step2[8], step2[11]); step1[9] = highbd_idct_add_dual(step2[9], step2[10]); step1[10] = highbd_idct_sub_dual(step2[9], step2[10]); step1[11] = highbd_idct_sub_dual(step2[8], step2[11]); step1[12] = highbd_idct_sub_dual(step2[15], step2[12]); step1[13] = highbd_idct_sub_dual(step2[14], step2[13]); step1[14] = highbd_idct_add_dual(step2[14], step2[13]); step1[15] = highbd_idct_add_dual(step2[15], step2[12]); // stage 6 step2[0] = highbd_idct_add_dual(step1[0], step1[7]); step2[1] = highbd_idct_add_dual(step1[1], step1[6]); step2[2] = highbd_idct_add_dual(step1[2], step1[5]); step2[3] = highbd_idct_add_dual(step1[3], step1[4]); step2[4] = highbd_idct_sub_dual(step1[3], step1[4]); step2[5] = highbd_idct_sub_dual(step1[2], step1[5]); step2[6] = highbd_idct_sub_dual(step1[1], step1[6]); step2[7] = highbd_idct_sub_dual(step1[0], step1[7]); highbd_idct_cospi_16_16_q(step1[10], step1[13], cospi_0_8_16_24, &step2[10], &step2[13]); highbd_idct_cospi_16_16_q(step1[11], step1[12], cospi_0_8_16_24, &step2[11], &step2[12]); step2[8] = step1[8]; step2[9] = step1[9]; step2[14] = step1[14]; step2[15] = step1[15]; // stage 7 highbd_idct16x16_add_stage7_dual(step2, out); if (output) { highbd_idct16x16_store_pass1(out, output); } else { highbd_idct16x16_add_store(out, dest, stride, bd); } } void vpx_highbd_idct16x16_256_add_neon(const tran_low_t *input, uint8_t *dest8, int stride, int bd) { uint16_t *dest = CONVERT_TO_SHORTPTR(dest8); if (bd == 8) { int16_t row_idct_output[16 * 16]; // pass 1 // Parallel idct on the upper 8 rows idct16x16_256_add_half1d(input, row_idct_output, dest, stride, 1); // Parallel idct on the lower 8 rows idct16x16_256_add_half1d(input + 8 * 16, row_idct_output + 8, dest, stride, 1); // pass 2 // Parallel idct to get the left 8 columns idct16x16_256_add_half1d(row_idct_output, NULL, dest, stride, 1); // Parallel idct to get the right 8 columns idct16x16_256_add_half1d(row_idct_output + 8 * 16, NULL, dest + 8, stride, 1); } else { int32_t row_idct_output[16 * 16]; // pass 1 // Parallel idct on the upper 8 rows highbd_idct16x16_256_add_half1d(input, row_idct_output, dest, stride, bd); // Parallel idct on the lower 8 rows highbd_idct16x16_256_add_half1d(input + 8 * 16, row_idct_output + 8, dest, stride, bd); // pass 2 // Parallel idct to get the left 8 columns highbd_idct16x16_256_add_half1d(row_idct_output, NULL, dest, stride, bd); // Parallel idct to get the right 8 columns highbd_idct16x16_256_add_half1d(row_idct_output + 8 * 16, NULL, dest + 8, stride, bd); } } void vpx_highbd_idct16x16_38_add_neon(const tran_low_t *input, uint8_t *dest8, int stride, int bd) { uint16_t *dest = CONVERT_TO_SHORTPTR(dest8); if (bd == 8) { int16_t row_idct_output[16 * 16]; // pass 1 // Parallel idct on the upper 8 rows idct16x16_38_add_half1d(input, row_idct_output, dest, stride, 1); // pass 2 // Parallel idct to get the left 8 columns idct16x16_38_add_half1d(row_idct_output, NULL, dest, stride, 1); // Parallel idct to get the right 8 columns idct16x16_38_add_half1d(row_idct_output + 16 * 8, NULL, dest + 8, stride, 1); } else { int32_t row_idct_output[16 * 16]; // pass 1 // Parallel idct on the upper 8 rows highbd_idct16x16_38_add_half1d(input, row_idct_output, dest, stride, bd); // pass 2 // Parallel idct to get the left 8 columns highbd_idct16x16_38_add_half1d(row_idct_output, NULL, dest, stride, bd); // Parallel idct to get the right 8 columns highbd_idct16x16_38_add_half1d(row_idct_output + 16 * 8, NULL, dest + 8, stride, bd); } } void vpx_highbd_idct16x16_10_add_neon(const tran_low_t *input, uint8_t *dest8, int stride, int bd) { uint16_t *dest = CONVERT_TO_SHORTPTR(dest8); if (bd == 8) { int16_t row_idct_output[4 * 16]; // pass 1 // Parallel idct on the upper 8 rows idct16x16_10_add_half1d_pass1(input, row_idct_output); // pass 2 // Parallel idct to get the left 8 columns idct16x16_10_add_half1d_pass2(row_idct_output, NULL, dest, stride, 1); // Parallel idct to get the right 8 columns idct16x16_10_add_half1d_pass2(row_idct_output + 4 * 8, NULL, dest + 8, stride, 1); } else { int32_t row_idct_output[4 * 16]; // pass 1 // Parallel idct on the upper 8 rows highbd_idct16x16_10_add_half1d_pass1(input, row_idct_output); // pass 2 // Parallel idct to get the left 8 columns highbd_idct16x16_10_add_half1d_pass2(row_idct_output, NULL, dest, stride, bd); // Parallel idct to get the right 8 columns highbd_idct16x16_10_add_half1d_pass2(row_idct_output + 4 * 8, NULL, dest + 8, stride, bd); } } static INLINE void highbd_idct16x16_1_add_pos_kernel(uint16_t **dest, const int stride, const int16x8_t res, const int16x8_t max) { const uint16x8_t a0 = vld1q_u16(*dest + 0); const uint16x8_t a1 = vld1q_u16(*dest + 8); const int16x8_t b0 = vaddq_s16(res, vreinterpretq_s16_u16(a0)); const int16x8_t b1 = vaddq_s16(res, vreinterpretq_s16_u16(a1)); const int16x8_t c0 = vminq_s16(b0, max); const int16x8_t c1 = vminq_s16(b1, max); vst1q_u16(*dest + 0, vreinterpretq_u16_s16(c0)); vst1q_u16(*dest + 8, vreinterpretq_u16_s16(c1)); *dest += stride; } static INLINE void highbd_idct16x16_1_add_neg_kernel(uint16_t **dest, const int stride, const int16x8_t res) { const uint16x8_t a0 = vld1q_u16(*dest + 0); const uint16x8_t a1 = vld1q_u16(*dest + 8); const int16x8_t b0 = vaddq_s16(res, vreinterpretq_s16_u16(a0)); const int16x8_t b1 = vaddq_s16(res, vreinterpretq_s16_u16(a1)); const uint16x8_t c0 = vqshluq_n_s16(b0, 0); const uint16x8_t c1 = vqshluq_n_s16(b1, 0); vst1q_u16(*dest + 0, c0); vst1q_u16(*dest + 8, c1); *dest += stride; } void vpx_highbd_idct16x16_1_add_neon(const tran_low_t *input, uint8_t *dest8, int stride, int bd) { const tran_low_t out0 = HIGHBD_WRAPLOW(dct_const_round_shift(input[0] * cospi_16_64), bd); const tran_low_t out1 = HIGHBD_WRAPLOW(dct_const_round_shift(out0 * cospi_16_64), bd); const int16_t a1 = ROUND_POWER_OF_TWO(out1, 6); const int16x8_t dc = vdupq_n_s16(a1); uint16_t *dest = CONVERT_TO_SHORTPTR(dest8); int i; if (a1 >= 0) { const int16x8_t max = vdupq_n_s16((1 << bd) - 1); for (i = 0; i < 4; ++i) { highbd_idct16x16_1_add_pos_kernel(&dest, stride, dc, max); highbd_idct16x16_1_add_pos_kernel(&dest, stride, dc, max); highbd_idct16x16_1_add_pos_kernel(&dest, stride, dc, max); highbd_idct16x16_1_add_pos_kernel(&dest, stride, dc, max); } } else { for (i = 0; i < 4; ++i) { highbd_idct16x16_1_add_neg_kernel(&dest, stride, dc); highbd_idct16x16_1_add_neg_kernel(&dest, stride, dc); highbd_idct16x16_1_add_neg_kernel(&dest, stride, dc); highbd_idct16x16_1_add_neg_kernel(&dest, stride, dc); } } }