1 /*
2 * Copyright (c) 2024, Alliance for Open Media. All rights reserved.
3 *
4 * This source code is subject to the terms of the BSD 2 Clause License and
5 * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
6 * was not distributed with this source code in the LICENSE file, you can
7 * obtain it at www.aomedia.org/license/software. If the Alliance for Open
8 * Media Patent License 1.0 was not distributed with this source code in the
9 * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
10 */
11
12 #include <arm_neon.h>
13 #include <assert.h>
14 #include <stdbool.h>
15 #include <arm_neon_sve_bridge.h>
16
17 #include "aom_dsp/aom_dsp_common.h"
18 #include "aom_dsp/arm/aom_neon_sve_bridge.h"
19 #include "aom_dsp/arm/mem_neon.h"
20 #include "aom_dsp/arm/transpose_neon.h"
21 #include "aom_ports/mem.h"
22 #include "av1/common/scale.h"
23 #include "av1/common/warped_motion.h"
24 #include "config/av1_rtcd.h"
25 #include "highbd_warp_plane_neon.h"
26
27 static AOM_FORCE_INLINE int16x8_t
highbd_horizontal_filter_4x1_f4(int16x8_t rv0,int16x8_t rv1,int16x8_t rv2,int16x8_t rv3,int bd,int sx,int alpha)28 highbd_horizontal_filter_4x1_f4(int16x8_t rv0, int16x8_t rv1, int16x8_t rv2,
29 int16x8_t rv3, int bd, int sx, int alpha) {
30 int16x8_t f[4];
31 load_filters_4(f, sx, alpha);
32
33 int64x2_t m0 = aom_sdotq_s16(vdupq_n_s64(0), rv0, f[0]);
34 int64x2_t m1 = aom_sdotq_s16(vdupq_n_s64(0), rv1, f[1]);
35 int64x2_t m2 = aom_sdotq_s16(vdupq_n_s64(0), rv2, f[2]);
36 int64x2_t m3 = aom_sdotq_s16(vdupq_n_s64(0), rv3, f[3]);
37
38 int64x2_t m01 = vpaddq_s64(m0, m1);
39 int64x2_t m23 = vpaddq_s64(m2, m3);
40
41 const int round0 = bd == 12 ? ROUND0_BITS + 2 : ROUND0_BITS;
42 const int offset_bits_horiz = bd + FILTER_BITS - 1;
43
44 int32x4_t res = vcombine_s32(vmovn_s64(m01), vmovn_s64(m23));
45 res = vaddq_s32(res, vdupq_n_s32(1 << offset_bits_horiz));
46 res = vrshlq_s32(res, vdupq_n_s32(-round0));
47 return vcombine_s16(vmovn_s32(res), vdup_n_s16(0));
48 }
49
highbd_horizontal_filter_8x1_f8(int16x8_t rv0,int16x8_t rv1,int16x8_t rv2,int16x8_t rv3,int16x8_t rv4,int16x8_t rv5,int16x8_t rv6,int16x8_t rv7,int bd,int sx,int alpha)50 static AOM_FORCE_INLINE int16x8_t highbd_horizontal_filter_8x1_f8(
51 int16x8_t rv0, int16x8_t rv1, int16x8_t rv2, int16x8_t rv3, int16x8_t rv4,
52 int16x8_t rv5, int16x8_t rv6, int16x8_t rv7, int bd, int sx, int alpha) {
53 int16x8_t f[8];
54 load_filters_8(f, sx, alpha);
55
56 int64x2_t m0 = aom_sdotq_s16(vdupq_n_s64(0), rv0, f[0]);
57 int64x2_t m1 = aom_sdotq_s16(vdupq_n_s64(0), rv1, f[1]);
58 int64x2_t m2 = aom_sdotq_s16(vdupq_n_s64(0), rv2, f[2]);
59 int64x2_t m3 = aom_sdotq_s16(vdupq_n_s64(0), rv3, f[3]);
60 int64x2_t m4 = aom_sdotq_s16(vdupq_n_s64(0), rv4, f[4]);
61 int64x2_t m5 = aom_sdotq_s16(vdupq_n_s64(0), rv5, f[5]);
62 int64x2_t m6 = aom_sdotq_s16(vdupq_n_s64(0), rv6, f[6]);
63 int64x2_t m7 = aom_sdotq_s16(vdupq_n_s64(0), rv7, f[7]);
64
65 int64x2_t m01 = vpaddq_s64(m0, m1);
66 int64x2_t m23 = vpaddq_s64(m2, m3);
67 int64x2_t m45 = vpaddq_s64(m4, m5);
68 int64x2_t m67 = vpaddq_s64(m6, m7);
69
70 const int round0 = bd == 12 ? ROUND0_BITS + 2 : ROUND0_BITS;
71 const int offset_bits_horiz = bd + FILTER_BITS - 1;
72
73 int32x4_t res0 = vcombine_s32(vmovn_s64(m01), vmovn_s64(m23));
74 int32x4_t res1 = vcombine_s32(vmovn_s64(m45), vmovn_s64(m67));
75 res0 = vaddq_s32(res0, vdupq_n_s32(1 << offset_bits_horiz));
76 res1 = vaddq_s32(res1, vdupq_n_s32(1 << offset_bits_horiz));
77 res0 = vrshlq_s32(res0, vdupq_n_s32(-round0));
78 res1 = vrshlq_s32(res1, vdupq_n_s32(-round0));
79 return vcombine_s16(vmovn_s32(res0), vmovn_s32(res1));
80 }
81
82 static AOM_FORCE_INLINE int16x8_t
highbd_horizontal_filter_4x1_f1(int16x8_t rv0,int16x8_t rv1,int16x8_t rv2,int16x8_t rv3,int bd,int sx)83 highbd_horizontal_filter_4x1_f1(int16x8_t rv0, int16x8_t rv1, int16x8_t rv2,
84 int16x8_t rv3, int bd, int sx) {
85 int16x8_t f = load_filters_1(sx);
86
87 int64x2_t m0 = aom_sdotq_s16(vdupq_n_s64(0), rv0, f);
88 int64x2_t m1 = aom_sdotq_s16(vdupq_n_s64(0), rv1, f);
89 int64x2_t m2 = aom_sdotq_s16(vdupq_n_s64(0), rv2, f);
90 int64x2_t m3 = aom_sdotq_s16(vdupq_n_s64(0), rv3, f);
91
92 int64x2_t m01 = vpaddq_s64(m0, m1);
93 int64x2_t m23 = vpaddq_s64(m2, m3);
94
95 const int round0 = bd == 12 ? ROUND0_BITS + 2 : ROUND0_BITS;
96 const int offset_bits_horiz = bd + FILTER_BITS - 1;
97
98 int32x4_t res = vcombine_s32(vmovn_s64(m01), vmovn_s64(m23));
99 res = vaddq_s32(res, vdupq_n_s32(1 << offset_bits_horiz));
100 res = vrshlq_s32(res, vdupq_n_s32(-round0));
101 return vcombine_s16(vmovn_s32(res), vdup_n_s16(0));
102 }
103
highbd_horizontal_filter_8x1_f1(int16x8_t rv0,int16x8_t rv1,int16x8_t rv2,int16x8_t rv3,int16x8_t rv4,int16x8_t rv5,int16x8_t rv6,int16x8_t rv7,int bd,int sx)104 static AOM_FORCE_INLINE int16x8_t highbd_horizontal_filter_8x1_f1(
105 int16x8_t rv0, int16x8_t rv1, int16x8_t rv2, int16x8_t rv3, int16x8_t rv4,
106 int16x8_t rv5, int16x8_t rv6, int16x8_t rv7, int bd, int sx) {
107 int16x8_t f = load_filters_1(sx);
108
109 int64x2_t m0 = aom_sdotq_s16(vdupq_n_s64(0), rv0, f);
110 int64x2_t m1 = aom_sdotq_s16(vdupq_n_s64(0), rv1, f);
111 int64x2_t m2 = aom_sdotq_s16(vdupq_n_s64(0), rv2, f);
112 int64x2_t m3 = aom_sdotq_s16(vdupq_n_s64(0), rv3, f);
113 int64x2_t m4 = aom_sdotq_s16(vdupq_n_s64(0), rv4, f);
114 int64x2_t m5 = aom_sdotq_s16(vdupq_n_s64(0), rv5, f);
115 int64x2_t m6 = aom_sdotq_s16(vdupq_n_s64(0), rv6, f);
116 int64x2_t m7 = aom_sdotq_s16(vdupq_n_s64(0), rv7, f);
117
118 int64x2_t m01 = vpaddq_s64(m0, m1);
119 int64x2_t m23 = vpaddq_s64(m2, m3);
120 int64x2_t m45 = vpaddq_s64(m4, m5);
121 int64x2_t m67 = vpaddq_s64(m6, m7);
122
123 const int round0 = bd == 12 ? ROUND0_BITS + 2 : ROUND0_BITS;
124 const int offset_bits_horiz = bd + FILTER_BITS - 1;
125
126 int32x4_t res0 = vcombine_s32(vmovn_s64(m01), vmovn_s64(m23));
127 int32x4_t res1 = vcombine_s32(vmovn_s64(m45), vmovn_s64(m67));
128 res0 = vaddq_s32(res0, vdupq_n_s32(1 << offset_bits_horiz));
129 res1 = vaddq_s32(res1, vdupq_n_s32(1 << offset_bits_horiz));
130 res0 = vrshlq_s32(res0, vdupq_n_s32(-round0));
131 res1 = vrshlq_s32(res1, vdupq_n_s32(-round0));
132 return vcombine_s16(vmovn_s32(res0), vmovn_s32(res1));
133 }
134
vertical_filter_4x1_f1(const int16x8_t * tmp,int sy)135 static AOM_FORCE_INLINE int32x4_t vertical_filter_4x1_f1(const int16x8_t *tmp,
136 int sy) {
137 const int16x8_t f = load_filters_1(sy);
138 const int16x4_t f0123 = vget_low_s16(f);
139 const int16x4_t f4567 = vget_high_s16(f);
140
141 // No benefit to using SDOT here, the cost of rearrangement is too high.
142 int32x4_t m0123 = vmull_lane_s16(vget_low_s16(tmp[0]), f0123, 0);
143 m0123 = vmlal_lane_s16(m0123, vget_low_s16(tmp[1]), f0123, 1);
144 m0123 = vmlal_lane_s16(m0123, vget_low_s16(tmp[2]), f0123, 2);
145 m0123 = vmlal_lane_s16(m0123, vget_low_s16(tmp[3]), f0123, 3);
146 m0123 = vmlal_lane_s16(m0123, vget_low_s16(tmp[4]), f4567, 0);
147 m0123 = vmlal_lane_s16(m0123, vget_low_s16(tmp[5]), f4567, 1);
148 m0123 = vmlal_lane_s16(m0123, vget_low_s16(tmp[6]), f4567, 2);
149 m0123 = vmlal_lane_s16(m0123, vget_low_s16(tmp[7]), f4567, 3);
150 return m0123;
151 }
152
vertical_filter_8x1_f1(const int16x8_t * tmp,int sy)153 static AOM_FORCE_INLINE int32x4x2_t vertical_filter_8x1_f1(const int16x8_t *tmp,
154 int sy) {
155 const int16x8_t f = load_filters_1(sy);
156 const int16x4_t f0123 = vget_low_s16(f);
157 const int16x4_t f4567 = vget_high_s16(f);
158
159 // No benefit to using SDOT here, the cost of rearrangement is too high.
160 int32x4_t m0123 = vmull_lane_s16(vget_low_s16(tmp[0]), f0123, 0);
161 m0123 = vmlal_lane_s16(m0123, vget_low_s16(tmp[1]), f0123, 1);
162 m0123 = vmlal_lane_s16(m0123, vget_low_s16(tmp[2]), f0123, 2);
163 m0123 = vmlal_lane_s16(m0123, vget_low_s16(tmp[3]), f0123, 3);
164 m0123 = vmlal_lane_s16(m0123, vget_low_s16(tmp[4]), f4567, 0);
165 m0123 = vmlal_lane_s16(m0123, vget_low_s16(tmp[5]), f4567, 1);
166 m0123 = vmlal_lane_s16(m0123, vget_low_s16(tmp[6]), f4567, 2);
167 m0123 = vmlal_lane_s16(m0123, vget_low_s16(tmp[7]), f4567, 3);
168
169 int32x4_t m4567 = vmull_lane_s16(vget_high_s16(tmp[0]), f0123, 0);
170 m4567 = vmlal_lane_s16(m4567, vget_high_s16(tmp[1]), f0123, 1);
171 m4567 = vmlal_lane_s16(m4567, vget_high_s16(tmp[2]), f0123, 2);
172 m4567 = vmlal_lane_s16(m4567, vget_high_s16(tmp[3]), f0123, 3);
173 m4567 = vmlal_lane_s16(m4567, vget_high_s16(tmp[4]), f4567, 0);
174 m4567 = vmlal_lane_s16(m4567, vget_high_s16(tmp[5]), f4567, 1);
175 m4567 = vmlal_lane_s16(m4567, vget_high_s16(tmp[6]), f4567, 2);
176 m4567 = vmlal_lane_s16(m4567, vget_high_s16(tmp[7]), f4567, 3);
177 return (int32x4x2_t){ { m0123, m4567 } };
178 }
179
vertical_filter_4x1_f4(const int16x8_t * tmp,int sy,int gamma)180 static AOM_FORCE_INLINE int32x4_t vertical_filter_4x1_f4(const int16x8_t *tmp,
181 int sy, int gamma) {
182 int16x8_t s0, s1, s2, s3;
183 transpose_elems_s16_4x8(
184 vget_low_s16(tmp[0]), vget_low_s16(tmp[1]), vget_low_s16(tmp[2]),
185 vget_low_s16(tmp[3]), vget_low_s16(tmp[4]), vget_low_s16(tmp[5]),
186 vget_low_s16(tmp[6]), vget_low_s16(tmp[7]), &s0, &s1, &s2, &s3);
187
188 int16x8_t f[4];
189 load_filters_4(f, sy, gamma);
190
191 int64x2_t m0 = aom_sdotq_s16(vdupq_n_s64(0), s0, f[0]);
192 int64x2_t m1 = aom_sdotq_s16(vdupq_n_s64(0), s1, f[1]);
193 int64x2_t m2 = aom_sdotq_s16(vdupq_n_s64(0), s2, f[2]);
194 int64x2_t m3 = aom_sdotq_s16(vdupq_n_s64(0), s3, f[3]);
195
196 int64x2_t m01 = vpaddq_s64(m0, m1);
197 int64x2_t m23 = vpaddq_s64(m2, m3);
198 return vcombine_s32(vmovn_s64(m01), vmovn_s64(m23));
199 }
200
vertical_filter_8x1_f8(const int16x8_t * tmp,int sy,int gamma)201 static AOM_FORCE_INLINE int32x4x2_t vertical_filter_8x1_f8(const int16x8_t *tmp,
202 int sy, int gamma) {
203 int16x8_t s0 = tmp[0];
204 int16x8_t s1 = tmp[1];
205 int16x8_t s2 = tmp[2];
206 int16x8_t s3 = tmp[3];
207 int16x8_t s4 = tmp[4];
208 int16x8_t s5 = tmp[5];
209 int16x8_t s6 = tmp[6];
210 int16x8_t s7 = tmp[7];
211 transpose_elems_inplace_s16_8x8(&s0, &s1, &s2, &s3, &s4, &s5, &s6, &s7);
212
213 int16x8_t f[8];
214 load_filters_8(f, sy, gamma);
215
216 int64x2_t m0 = aom_sdotq_s16(vdupq_n_s64(0), s0, f[0]);
217 int64x2_t m1 = aom_sdotq_s16(vdupq_n_s64(0), s1, f[1]);
218 int64x2_t m2 = aom_sdotq_s16(vdupq_n_s64(0), s2, f[2]);
219 int64x2_t m3 = aom_sdotq_s16(vdupq_n_s64(0), s3, f[3]);
220 int64x2_t m4 = aom_sdotq_s16(vdupq_n_s64(0), s4, f[4]);
221 int64x2_t m5 = aom_sdotq_s16(vdupq_n_s64(0), s5, f[5]);
222 int64x2_t m6 = aom_sdotq_s16(vdupq_n_s64(0), s6, f[6]);
223 int64x2_t m7 = aom_sdotq_s16(vdupq_n_s64(0), s7, f[7]);
224
225 int64x2_t m01 = vpaddq_s64(m0, m1);
226 int64x2_t m23 = vpaddq_s64(m2, m3);
227 int64x2_t m45 = vpaddq_s64(m4, m5);
228 int64x2_t m67 = vpaddq_s64(m6, m7);
229
230 int32x4x2_t ret;
231 ret.val[0] = vcombine_s32(vmovn_s64(m01), vmovn_s64(m23));
232 ret.val[1] = vcombine_s32(vmovn_s64(m45), vmovn_s64(m67));
233 return ret;
234 }
235
av1_highbd_warp_affine_sve(const int32_t * mat,const uint16_t * ref,int width,int height,int stride,uint16_t * pred,int p_col,int p_row,int p_width,int p_height,int p_stride,int subsampling_x,int subsampling_y,int bd,ConvolveParams * conv_params,int16_t alpha,int16_t beta,int16_t gamma,int16_t delta)236 void av1_highbd_warp_affine_sve(const int32_t *mat, const uint16_t *ref,
237 int width, int height, int stride,
238 uint16_t *pred, int p_col, int p_row,
239 int p_width, int p_height, int p_stride,
240 int subsampling_x, int subsampling_y, int bd,
241 ConvolveParams *conv_params, int16_t alpha,
242 int16_t beta, int16_t gamma, int16_t delta) {
243 highbd_warp_affine_common(mat, ref, width, height, stride, pred, p_col, p_row,
244 p_width, p_height, p_stride, subsampling_x,
245 subsampling_y, bd, conv_params, alpha, beta, gamma,
246 delta);
247 }
248