1 // Auto-generated file. Do not edit!
2 // Template: src/qs8-igemm/c8-neon-mull.c.in
3 // Generator: tools/xngen
4 //
5 // Copyright 2021 Google LLC
6 //
7 // This source code is licensed under the BSD-style license found in the
8 // LICENSE file in the root directory of this source tree.
9
10 #include <assert.h>
11
12 #include <arm_neon.h>
13
14 #include <xnnpack/igemm.h>
15 #include <xnnpack/math.h>
16
17
xnn_qs8_igemm_minmax_rndnu_ukernel_4x16c8__neon_mull(size_t mr,size_t nc,size_t kc,size_t ks,const int8_t ** restrict a,const void * restrict w,int8_t * restrict c,size_t cm_stride,size_t cn_stride,size_t a_offset,const int8_t * zero,const union xnn_qs8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])18 void xnn_qs8_igemm_minmax_rndnu_ukernel_4x16c8__neon_mull(
19 size_t mr,
20 size_t nc,
21 size_t kc,
22 size_t ks,
23 const int8_t** restrict a,
24 const void* restrict w,
25 int8_t* restrict c,
26 size_t cm_stride,
27 size_t cn_stride,
28 size_t a_offset,
29 const int8_t* zero,
30 const union xnn_qs8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
31 {
32 assert(mr != 0);
33 assert(mr <= 4);
34 assert(nc != 0);
35 assert(kc != 0);
36 assert(ks != 0);
37 assert(ks % (4 * sizeof(void*)) == 0);
38 assert(a_offset % sizeof(int8_t) == 0);
39 assert(a != NULL);
40 assert(w != NULL);
41 assert(c != NULL);
42
43 kc = round_up_po2(kc, 8 * sizeof(int8_t));
44 int8_t* c0 = c;
45 int8_t* c1 = (int8_t*) ((uintptr_t) c0 + cm_stride);
46 if XNN_UNPREDICTABLE(mr < 2) {
47 c1 = c0;
48 }
49 int8_t* c2 = (int8_t*) ((uintptr_t) c1 + cm_stride);
50 if XNN_UNPREDICTABLE(mr <= 2) {
51 c2 = c1;
52 }
53 int8_t* c3 = (int8_t*) ((uintptr_t) c2 + cm_stride);
54 if XNN_UNPREDICTABLE(mr != 4) {
55 c3 = c2;
56 }
57
58 do {
59 int32x4_t vacc0x0 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
60 int32x4_t vacc0x1 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
61 int32x4_t vacc0x2 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
62 int32x4_t vacc0x3 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
63 int32x4_t vacc0x4 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
64 int32x4_t vacc0x5 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
65 int32x4_t vacc0x6 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
66 int32x4_t vacc0x7 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
67 int32x4_t vacc0x8 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
68 int32x4_t vacc0x9 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
69 int32x4_t vacc0x10 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
70 int32x4_t vacc0x11 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
71 int32x4_t vacc0x12 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
72 int32x4_t vacc0x13 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
73 int32x4_t vacc0x14 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
74 int32x4_t vacc0x15 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
75 int32x4_t vacc1x0 = vacc0x0;
76 int32x4_t vacc1x1 = vacc0x1;
77 int32x4_t vacc1x2 = vacc0x2;
78 int32x4_t vacc1x3 = vacc0x3;
79 int32x4_t vacc1x4 = vacc0x4;
80 int32x4_t vacc1x5 = vacc0x5;
81 int32x4_t vacc1x6 = vacc0x6;
82 int32x4_t vacc1x7 = vacc0x7;
83 int32x4_t vacc1x8 = vacc0x8;
84 int32x4_t vacc1x9 = vacc0x9;
85 int32x4_t vacc1x10 = vacc0x10;
86 int32x4_t vacc1x11 = vacc0x11;
87 int32x4_t vacc1x12 = vacc0x12;
88 int32x4_t vacc1x13 = vacc0x13;
89 int32x4_t vacc1x14 = vacc0x14;
90 int32x4_t vacc1x15 = vacc0x15;
91 int32x4_t vacc2x0 = vacc0x0;
92 int32x4_t vacc2x1 = vacc0x1;
93 int32x4_t vacc2x2 = vacc0x2;
94 int32x4_t vacc2x3 = vacc0x3;
95 int32x4_t vacc2x4 = vacc0x4;
96 int32x4_t vacc2x5 = vacc0x5;
97 int32x4_t vacc2x6 = vacc0x6;
98 int32x4_t vacc2x7 = vacc0x7;
99 int32x4_t vacc2x8 = vacc0x8;
100 int32x4_t vacc2x9 = vacc0x9;
101 int32x4_t vacc2x10 = vacc0x10;
102 int32x4_t vacc2x11 = vacc0x11;
103 int32x4_t vacc2x12 = vacc0x12;
104 int32x4_t vacc2x13 = vacc0x13;
105 int32x4_t vacc2x14 = vacc0x14;
106 int32x4_t vacc2x15 = vacc0x15;
107 int32x4_t vacc3x0 = vacc0x0;
108 int32x4_t vacc3x1 = vacc0x1;
109 int32x4_t vacc3x2 = vacc0x2;
110 int32x4_t vacc3x3 = vacc0x3;
111 int32x4_t vacc3x4 = vacc0x4;
112 int32x4_t vacc3x5 = vacc0x5;
113 int32x4_t vacc3x6 = vacc0x6;
114 int32x4_t vacc3x7 = vacc0x7;
115 int32x4_t vacc3x8 = vacc0x8;
116 int32x4_t vacc3x9 = vacc0x9;
117 int32x4_t vacc3x10 = vacc0x10;
118 int32x4_t vacc3x11 = vacc0x11;
119 int32x4_t vacc3x12 = vacc0x12;
120 int32x4_t vacc3x13 = vacc0x13;
121 int32x4_t vacc3x14 = vacc0x14;
122 int32x4_t vacc3x15 = vacc0x15;
123
124 size_t p = ks;
125 do {
126 const int8_t* restrict a0 = a[0];
127 if XNN_UNPREDICTABLE(a0 != zero) {
128 a0 = (const int8_t*) ((uintptr_t) a0 + a_offset);
129 }
130 const int8_t* restrict a1 = a[1];
131 if XNN_UNPREDICTABLE(a1 != zero) {
132 a1 = (const int8_t*) ((uintptr_t) a1 + a_offset);
133 }
134 const int8_t* restrict a2 = a[2];
135 if XNN_UNPREDICTABLE(a2 != zero) {
136 a2 = (const int8_t*) ((uintptr_t) a2 + a_offset);
137 }
138 const int8_t* restrict a3 = a[3];
139 if XNN_UNPREDICTABLE(a3 != zero) {
140 a3 = (const int8_t*) ((uintptr_t) a3 + a_offset);
141 }
142 a += 4;
143
144 size_t k = kc;
145
146 // Handle 8 bytes at a time using MUL.
147 while (k != 0) {
148 const int8x8_t va0 = vld1_s8(a0); a0 += 8;
149 const int8x8_t va1 = vld1_s8(a1); a1 += 8;
150 const int8x8_t va2 = vld1_s8(a2); a2 += 8;
151 const int8x8_t va3 = vld1_s8(a3); a3 += 8;
152
153 const int8x8_t vb0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
154 const int16x8_t vprod0x0 = vmull_s8(vb0, va0);
155 const int16x8_t vprod1x0 = vmull_s8(vb0, va1);
156 const int16x8_t vprod2x0 = vmull_s8(vb0, va2);
157 const int16x8_t vprod3x0 = vmull_s8(vb0, va3);
158 vacc0x0 = vpadalq_s16(vacc0x0, vprod0x0);
159 vacc1x0 = vpadalq_s16(vacc1x0, vprod1x0);
160 vacc2x0 = vpadalq_s16(vacc2x0, vprod2x0);
161 vacc3x0 = vpadalq_s16(vacc3x0, vprod3x0);
162 const int8x8_t vb1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
163 const int16x8_t vprod0x1 = vmull_s8(vb1, va0);
164 const int16x8_t vprod1x1 = vmull_s8(vb1, va1);
165 const int16x8_t vprod2x1 = vmull_s8(vb1, va2);
166 const int16x8_t vprod3x1 = vmull_s8(vb1, va3);
167 vacc0x1 = vpadalq_s16(vacc0x1, vprod0x1);
168 vacc1x1 = vpadalq_s16(vacc1x1, vprod1x1);
169 vacc2x1 = vpadalq_s16(vacc2x1, vprod2x1);
170 vacc3x1 = vpadalq_s16(vacc3x1, vprod3x1);
171 const int8x8_t vb2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
172 const int16x8_t vprod0x2 = vmull_s8(vb2, va0);
173 const int16x8_t vprod1x2 = vmull_s8(vb2, va1);
174 const int16x8_t vprod2x2 = vmull_s8(vb2, va2);
175 const int16x8_t vprod3x2 = vmull_s8(vb2, va3);
176 vacc0x2 = vpadalq_s16(vacc0x2, vprod0x2);
177 vacc1x2 = vpadalq_s16(vacc1x2, vprod1x2);
178 vacc2x2 = vpadalq_s16(vacc2x2, vprod2x2);
179 vacc3x2 = vpadalq_s16(vacc3x2, vprod3x2);
180 const int8x8_t vb3 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
181 const int16x8_t vprod0x3 = vmull_s8(vb3, va0);
182 const int16x8_t vprod1x3 = vmull_s8(vb3, va1);
183 const int16x8_t vprod2x3 = vmull_s8(vb3, va2);
184 const int16x8_t vprod3x3 = vmull_s8(vb3, va3);
185 vacc0x3 = vpadalq_s16(vacc0x3, vprod0x3);
186 vacc1x3 = vpadalq_s16(vacc1x3, vprod1x3);
187 vacc2x3 = vpadalq_s16(vacc2x3, vprod2x3);
188 vacc3x3 = vpadalq_s16(vacc3x3, vprod3x3);
189 const int8x8_t vb4 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
190 const int16x8_t vprod0x4 = vmull_s8(vb4, va0);
191 const int16x8_t vprod1x4 = vmull_s8(vb4, va1);
192 const int16x8_t vprod2x4 = vmull_s8(vb4, va2);
193 const int16x8_t vprod3x4 = vmull_s8(vb4, va3);
194 vacc0x4 = vpadalq_s16(vacc0x4, vprod0x4);
195 vacc1x4 = vpadalq_s16(vacc1x4, vprod1x4);
196 vacc2x4 = vpadalq_s16(vacc2x4, vprod2x4);
197 vacc3x4 = vpadalq_s16(vacc3x4, vprod3x4);
198 const int8x8_t vb5 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
199 const int16x8_t vprod0x5 = vmull_s8(vb5, va0);
200 const int16x8_t vprod1x5 = vmull_s8(vb5, va1);
201 const int16x8_t vprod2x5 = vmull_s8(vb5, va2);
202 const int16x8_t vprod3x5 = vmull_s8(vb5, va3);
203 vacc0x5 = vpadalq_s16(vacc0x5, vprod0x5);
204 vacc1x5 = vpadalq_s16(vacc1x5, vprod1x5);
205 vacc2x5 = vpadalq_s16(vacc2x5, vprod2x5);
206 vacc3x5 = vpadalq_s16(vacc3x5, vprod3x5);
207 const int8x8_t vb6 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
208 const int16x8_t vprod0x6 = vmull_s8(vb6, va0);
209 const int16x8_t vprod1x6 = vmull_s8(vb6, va1);
210 const int16x8_t vprod2x6 = vmull_s8(vb6, va2);
211 const int16x8_t vprod3x6 = vmull_s8(vb6, va3);
212 vacc0x6 = vpadalq_s16(vacc0x6, vprod0x6);
213 vacc1x6 = vpadalq_s16(vacc1x6, vprod1x6);
214 vacc2x6 = vpadalq_s16(vacc2x6, vprod2x6);
215 vacc3x6 = vpadalq_s16(vacc3x6, vprod3x6);
216 const int8x8_t vb7 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
217 const int16x8_t vprod0x7 = vmull_s8(vb7, va0);
218 const int16x8_t vprod1x7 = vmull_s8(vb7, va1);
219 const int16x8_t vprod2x7 = vmull_s8(vb7, va2);
220 const int16x8_t vprod3x7 = vmull_s8(vb7, va3);
221 vacc0x7 = vpadalq_s16(vacc0x7, vprod0x7);
222 vacc1x7 = vpadalq_s16(vacc1x7, vprod1x7);
223 vacc2x7 = vpadalq_s16(vacc2x7, vprod2x7);
224 vacc3x7 = vpadalq_s16(vacc3x7, vprod3x7);
225 const int8x8_t vb8 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
226 const int16x8_t vprod0x8 = vmull_s8(vb8, va0);
227 const int16x8_t vprod1x8 = vmull_s8(vb8, va1);
228 const int16x8_t vprod2x8 = vmull_s8(vb8, va2);
229 const int16x8_t vprod3x8 = vmull_s8(vb8, va3);
230 vacc0x8 = vpadalq_s16(vacc0x8, vprod0x8);
231 vacc1x8 = vpadalq_s16(vacc1x8, vprod1x8);
232 vacc2x8 = vpadalq_s16(vacc2x8, vprod2x8);
233 vacc3x8 = vpadalq_s16(vacc3x8, vprod3x8);
234 const int8x8_t vb9 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
235 const int16x8_t vprod0x9 = vmull_s8(vb9, va0);
236 const int16x8_t vprod1x9 = vmull_s8(vb9, va1);
237 const int16x8_t vprod2x9 = vmull_s8(vb9, va2);
238 const int16x8_t vprod3x9 = vmull_s8(vb9, va3);
239 vacc0x9 = vpadalq_s16(vacc0x9, vprod0x9);
240 vacc1x9 = vpadalq_s16(vacc1x9, vprod1x9);
241 vacc2x9 = vpadalq_s16(vacc2x9, vprod2x9);
242 vacc3x9 = vpadalq_s16(vacc3x9, vprod3x9);
243 const int8x8_t vb10 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
244 const int16x8_t vprod0x10 = vmull_s8(vb10, va0);
245 const int16x8_t vprod1x10 = vmull_s8(vb10, va1);
246 const int16x8_t vprod2x10 = vmull_s8(vb10, va2);
247 const int16x8_t vprod3x10 = vmull_s8(vb10, va3);
248 vacc0x10 = vpadalq_s16(vacc0x10, vprod0x10);
249 vacc1x10 = vpadalq_s16(vacc1x10, vprod1x10);
250 vacc2x10 = vpadalq_s16(vacc2x10, vprod2x10);
251 vacc3x10 = vpadalq_s16(vacc3x10, vprod3x10);
252 const int8x8_t vb11 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
253 const int16x8_t vprod0x11 = vmull_s8(vb11, va0);
254 const int16x8_t vprod1x11 = vmull_s8(vb11, va1);
255 const int16x8_t vprod2x11 = vmull_s8(vb11, va2);
256 const int16x8_t vprod3x11 = vmull_s8(vb11, va3);
257 vacc0x11 = vpadalq_s16(vacc0x11, vprod0x11);
258 vacc1x11 = vpadalq_s16(vacc1x11, vprod1x11);
259 vacc2x11 = vpadalq_s16(vacc2x11, vprod2x11);
260 vacc3x11 = vpadalq_s16(vacc3x11, vprod3x11);
261 const int8x8_t vb12 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
262 const int16x8_t vprod0x12 = vmull_s8(vb12, va0);
263 const int16x8_t vprod1x12 = vmull_s8(vb12, va1);
264 const int16x8_t vprod2x12 = vmull_s8(vb12, va2);
265 const int16x8_t vprod3x12 = vmull_s8(vb12, va3);
266 vacc0x12 = vpadalq_s16(vacc0x12, vprod0x12);
267 vacc1x12 = vpadalq_s16(vacc1x12, vprod1x12);
268 vacc2x12 = vpadalq_s16(vacc2x12, vprod2x12);
269 vacc3x12 = vpadalq_s16(vacc3x12, vprod3x12);
270 const int8x8_t vb13 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
271 const int16x8_t vprod0x13 = vmull_s8(vb13, va0);
272 const int16x8_t vprod1x13 = vmull_s8(vb13, va1);
273 const int16x8_t vprod2x13 = vmull_s8(vb13, va2);
274 const int16x8_t vprod3x13 = vmull_s8(vb13, va3);
275 vacc0x13 = vpadalq_s16(vacc0x13, vprod0x13);
276 vacc1x13 = vpadalq_s16(vacc1x13, vprod1x13);
277 vacc2x13 = vpadalq_s16(vacc2x13, vprod2x13);
278 vacc3x13 = vpadalq_s16(vacc3x13, vprod3x13);
279 const int8x8_t vb14 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
280 const int16x8_t vprod0x14 = vmull_s8(vb14, va0);
281 const int16x8_t vprod1x14 = vmull_s8(vb14, va1);
282 const int16x8_t vprod2x14 = vmull_s8(vb14, va2);
283 const int16x8_t vprod3x14 = vmull_s8(vb14, va3);
284 vacc0x14 = vpadalq_s16(vacc0x14, vprod0x14);
285 vacc1x14 = vpadalq_s16(vacc1x14, vprod1x14);
286 vacc2x14 = vpadalq_s16(vacc2x14, vprod2x14);
287 vacc3x14 = vpadalq_s16(vacc3x14, vprod3x14);
288 const int8x8_t vb15 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
289 const int16x8_t vprod0x15 = vmull_s8(vb15, va0);
290 const int16x8_t vprod1x15 = vmull_s8(vb15, va1);
291 const int16x8_t vprod2x15 = vmull_s8(vb15, va2);
292 const int16x8_t vprod3x15 = vmull_s8(vb15, va3);
293 vacc0x15 = vpadalq_s16(vacc0x15, vprod0x15);
294 vacc1x15 = vpadalq_s16(vacc1x15, vprod1x15);
295 vacc2x15 = vpadalq_s16(vacc2x15, vprod2x15);
296 vacc3x15 = vpadalq_s16(vacc3x15, vprod3x15);
297
298 k -= 8 * sizeof(int8_t);
299 }
300
301 p -= 4 * sizeof(void*);
302 } while (p != 0);
303
304 #if XNN_ARCH_ARM64
305 const int32x4_t vsum0x01 = vpaddq_s32(vacc0x0, vacc0x1);
306 const int32x4_t vsum0x23 = vpaddq_s32(vacc0x2, vacc0x3);
307 const int32x4_t vsum0x45 = vpaddq_s32(vacc0x4, vacc0x5);
308 const int32x4_t vsum0x67 = vpaddq_s32(vacc0x6, vacc0x7);
309 const int32x4_t vsum0x89 = vpaddq_s32(vacc0x8, vacc0x9);
310 const int32x4_t vsum0xAB = vpaddq_s32(vacc0x10, vacc0x11);
311 const int32x4_t vsum0xCD = vpaddq_s32(vacc0x12, vacc0x13);
312 const int32x4_t vsum0xEF = vpaddq_s32(vacc0x14, vacc0x15);
313 const int32x4_t vsum1x01 = vpaddq_s32(vacc1x0, vacc1x1);
314 const int32x4_t vsum1x23 = vpaddq_s32(vacc1x2, vacc1x3);
315 const int32x4_t vsum1x45 = vpaddq_s32(vacc1x4, vacc1x5);
316 const int32x4_t vsum1x67 = vpaddq_s32(vacc1x6, vacc1x7);
317 const int32x4_t vsum1x89 = vpaddq_s32(vacc1x8, vacc1x9);
318 const int32x4_t vsum1xAB = vpaddq_s32(vacc1x10, vacc1x11);
319 const int32x4_t vsum1xCD = vpaddq_s32(vacc1x12, vacc1x13);
320 const int32x4_t vsum1xEF = vpaddq_s32(vacc1x14, vacc1x15);
321 const int32x4_t vsum2x01 = vpaddq_s32(vacc2x0, vacc2x1);
322 const int32x4_t vsum2x23 = vpaddq_s32(vacc2x2, vacc2x3);
323 const int32x4_t vsum2x45 = vpaddq_s32(vacc2x4, vacc2x5);
324 const int32x4_t vsum2x67 = vpaddq_s32(vacc2x6, vacc2x7);
325 const int32x4_t vsum2x89 = vpaddq_s32(vacc2x8, vacc2x9);
326 const int32x4_t vsum2xAB = vpaddq_s32(vacc2x10, vacc2x11);
327 const int32x4_t vsum2xCD = vpaddq_s32(vacc2x12, vacc2x13);
328 const int32x4_t vsum2xEF = vpaddq_s32(vacc2x14, vacc2x15);
329 const int32x4_t vsum3x01 = vpaddq_s32(vacc3x0, vacc3x1);
330 const int32x4_t vsum3x23 = vpaddq_s32(vacc3x2, vacc3x3);
331 const int32x4_t vsum3x45 = vpaddq_s32(vacc3x4, vacc3x5);
332 const int32x4_t vsum3x67 = vpaddq_s32(vacc3x6, vacc3x7);
333 const int32x4_t vsum3x89 = vpaddq_s32(vacc3x8, vacc3x9);
334 const int32x4_t vsum3xAB = vpaddq_s32(vacc3x10, vacc3x11);
335 const int32x4_t vsum3xCD = vpaddq_s32(vacc3x12, vacc3x13);
336 const int32x4_t vsum3xEF = vpaddq_s32(vacc3x14, vacc3x15);
337
338 int32x4_t vacc0x0123 = vpaddq_s32(vsum0x01, vsum0x23);
339 int32x4_t vacc0x4567 = vpaddq_s32(vsum0x45, vsum0x67);
340 int32x4_t vacc0x89AB = vpaddq_s32(vsum0x89, vsum0xAB);
341 int32x4_t vacc0xCDEF = vpaddq_s32(vsum0xCD, vsum0xEF);
342 int32x4_t vacc1x0123 = vpaddq_s32(vsum1x01, vsum1x23);
343 int32x4_t vacc1x4567 = vpaddq_s32(vsum1x45, vsum1x67);
344 int32x4_t vacc1x89AB = vpaddq_s32(vsum1x89, vsum1xAB);
345 int32x4_t vacc1xCDEF = vpaddq_s32(vsum1xCD, vsum1xEF);
346 int32x4_t vacc2x0123 = vpaddq_s32(vsum2x01, vsum2x23);
347 int32x4_t vacc2x4567 = vpaddq_s32(vsum2x45, vsum2x67);
348 int32x4_t vacc2x89AB = vpaddq_s32(vsum2x89, vsum2xAB);
349 int32x4_t vacc2xCDEF = vpaddq_s32(vsum2xCD, vsum2xEF);
350 int32x4_t vacc3x0123 = vpaddq_s32(vsum3x01, vsum3x23);
351 int32x4_t vacc3x4567 = vpaddq_s32(vsum3x45, vsum3x67);
352 int32x4_t vacc3x89AB = vpaddq_s32(vsum3x89, vsum3xAB);
353 int32x4_t vacc3xCDEF = vpaddq_s32(vsum3xCD, vsum3xEF);
354 #else
355 const int32x2_t vpsum0x0 = vadd_s32(vget_low_s32(vacc0x0), vget_high_s32(vacc0x0));
356 const int32x2_t vpsum0x1 = vadd_s32(vget_low_s32(vacc0x1), vget_high_s32(vacc0x1));
357 const int32x2_t vpsum0x2 = vadd_s32(vget_low_s32(vacc0x2), vget_high_s32(vacc0x2));
358 const int32x2_t vpsum0x3 = vadd_s32(vget_low_s32(vacc0x3), vget_high_s32(vacc0x3));
359 const int32x2_t vsum0x01 = vpadd_s32(vpsum0x0, vpsum0x1);
360 const int32x2_t vsum0x23 = vpadd_s32(vpsum0x2, vpsum0x3);
361 int32x4_t vacc0x0123 = vcombine_s32(vsum0x01, vsum0x23 );
362 const int32x2_t vpsum0x4 = vadd_s32(vget_low_s32(vacc0x4), vget_high_s32(vacc0x4));
363 const int32x2_t vpsum0x5 = vadd_s32(vget_low_s32(vacc0x5), vget_high_s32(vacc0x5));
364 const int32x2_t vpsum0x6 = vadd_s32(vget_low_s32(vacc0x6), vget_high_s32(vacc0x6));
365 const int32x2_t vpsum0x7 = vadd_s32(vget_low_s32(vacc0x7), vget_high_s32(vacc0x7));
366 const int32x2_t vsum0x45 = vpadd_s32(vpsum0x4, vpsum0x5);
367 const int32x2_t vsum0x67 = vpadd_s32(vpsum0x6, vpsum0x7);
368 int32x4_t vacc0x4567 = vcombine_s32(vsum0x45, vsum0x67 );
369 const int32x2_t vpsum0x8 = vadd_s32(vget_low_s32(vacc0x8), vget_high_s32(vacc0x8));
370 const int32x2_t vpsum0x9 = vadd_s32(vget_low_s32(vacc0x9), vget_high_s32(vacc0x9));
371 const int32x2_t vpsum0xA = vadd_s32(vget_low_s32(vacc0x10), vget_high_s32(vacc0x10));
372 const int32x2_t vpsum0xB = vadd_s32(vget_low_s32(vacc0x11), vget_high_s32(vacc0x11));
373 const int32x2_t vsum0x89 = vpadd_s32(vpsum0x8, vpsum0x9);
374 const int32x2_t vsum0xAB = vpadd_s32(vpsum0xA, vpsum0xB);
375 int32x4_t vacc0x89AB = vcombine_s32(vsum0x89, vsum0xAB );
376 const int32x2_t vpsum0xC = vadd_s32(vget_low_s32(vacc0x12), vget_high_s32(vacc0x12));
377 const int32x2_t vpsum0xD = vadd_s32(vget_low_s32(vacc0x13), vget_high_s32(vacc0x13));
378 const int32x2_t vpsum0xE = vadd_s32(vget_low_s32(vacc0x14), vget_high_s32(vacc0x14));
379 const int32x2_t vpsum0xF = vadd_s32(vget_low_s32(vacc0x15), vget_high_s32(vacc0x15));
380 const int32x2_t vsum0xCD = vpadd_s32(vpsum0xC, vpsum0xD);
381 const int32x2_t vsum0xEF = vpadd_s32(vpsum0xE, vpsum0xF);
382 int32x4_t vacc0xCDEF = vcombine_s32(vsum0xCD, vsum0xEF );
383 const int32x2_t vpsum1x0 = vadd_s32(vget_low_s32(vacc1x0), vget_high_s32(vacc1x0));
384 const int32x2_t vpsum1x1 = vadd_s32(vget_low_s32(vacc1x1), vget_high_s32(vacc1x1));
385 const int32x2_t vpsum1x2 = vadd_s32(vget_low_s32(vacc1x2), vget_high_s32(vacc1x2));
386 const int32x2_t vpsum1x3 = vadd_s32(vget_low_s32(vacc1x3), vget_high_s32(vacc1x3));
387 const int32x2_t vsum1x01 = vpadd_s32(vpsum1x0, vpsum1x1);
388 const int32x2_t vsum1x23 = vpadd_s32(vpsum1x2, vpsum1x3);
389 int32x4_t vacc1x0123 = vcombine_s32(vsum1x01, vsum1x23 );
390 const int32x2_t vpsum1x4 = vadd_s32(vget_low_s32(vacc1x4), vget_high_s32(vacc1x4));
391 const int32x2_t vpsum1x5 = vadd_s32(vget_low_s32(vacc1x5), vget_high_s32(vacc1x5));
392 const int32x2_t vpsum1x6 = vadd_s32(vget_low_s32(vacc1x6), vget_high_s32(vacc1x6));
393 const int32x2_t vpsum1x7 = vadd_s32(vget_low_s32(vacc1x7), vget_high_s32(vacc1x7));
394 const int32x2_t vsum1x45 = vpadd_s32(vpsum1x4, vpsum1x5);
395 const int32x2_t vsum1x67 = vpadd_s32(vpsum1x6, vpsum1x7);
396 int32x4_t vacc1x4567 = vcombine_s32(vsum1x45, vsum1x67 );
397 const int32x2_t vpsum1x8 = vadd_s32(vget_low_s32(vacc1x8), vget_high_s32(vacc1x8));
398 const int32x2_t vpsum1x9 = vadd_s32(vget_low_s32(vacc1x9), vget_high_s32(vacc1x9));
399 const int32x2_t vpsum1xA = vadd_s32(vget_low_s32(vacc1x10), vget_high_s32(vacc1x10));
400 const int32x2_t vpsum1xB = vadd_s32(vget_low_s32(vacc1x11), vget_high_s32(vacc1x11));
401 const int32x2_t vsum1x89 = vpadd_s32(vpsum1x8, vpsum1x9);
402 const int32x2_t vsum1xAB = vpadd_s32(vpsum1xA, vpsum1xB);
403 int32x4_t vacc1x89AB = vcombine_s32(vsum1x89, vsum1xAB );
404 const int32x2_t vpsum1xC = vadd_s32(vget_low_s32(vacc1x12), vget_high_s32(vacc1x12));
405 const int32x2_t vpsum1xD = vadd_s32(vget_low_s32(vacc1x13), vget_high_s32(vacc1x13));
406 const int32x2_t vpsum1xE = vadd_s32(vget_low_s32(vacc1x14), vget_high_s32(vacc1x14));
407 const int32x2_t vpsum1xF = vadd_s32(vget_low_s32(vacc1x15), vget_high_s32(vacc1x15));
408 const int32x2_t vsum1xCD = vpadd_s32(vpsum1xC, vpsum1xD);
409 const int32x2_t vsum1xEF = vpadd_s32(vpsum1xE, vpsum1xF);
410 int32x4_t vacc1xCDEF = vcombine_s32(vsum1xCD, vsum1xEF );
411 const int32x2_t vpsum2x0 = vadd_s32(vget_low_s32(vacc2x0), vget_high_s32(vacc2x0));
412 const int32x2_t vpsum2x1 = vadd_s32(vget_low_s32(vacc2x1), vget_high_s32(vacc2x1));
413 const int32x2_t vpsum2x2 = vadd_s32(vget_low_s32(vacc2x2), vget_high_s32(vacc2x2));
414 const int32x2_t vpsum2x3 = vadd_s32(vget_low_s32(vacc2x3), vget_high_s32(vacc2x3));
415 const int32x2_t vsum2x01 = vpadd_s32(vpsum2x0, vpsum2x1);
416 const int32x2_t vsum2x23 = vpadd_s32(vpsum2x2, vpsum2x3);
417 int32x4_t vacc2x0123 = vcombine_s32(vsum2x01, vsum2x23 );
418 const int32x2_t vpsum2x4 = vadd_s32(vget_low_s32(vacc2x4), vget_high_s32(vacc2x4));
419 const int32x2_t vpsum2x5 = vadd_s32(vget_low_s32(vacc2x5), vget_high_s32(vacc2x5));
420 const int32x2_t vpsum2x6 = vadd_s32(vget_low_s32(vacc2x6), vget_high_s32(vacc2x6));
421 const int32x2_t vpsum2x7 = vadd_s32(vget_low_s32(vacc2x7), vget_high_s32(vacc2x7));
422 const int32x2_t vsum2x45 = vpadd_s32(vpsum2x4, vpsum2x5);
423 const int32x2_t vsum2x67 = vpadd_s32(vpsum2x6, vpsum2x7);
424 int32x4_t vacc2x4567 = vcombine_s32(vsum2x45, vsum2x67 );
425 const int32x2_t vpsum2x8 = vadd_s32(vget_low_s32(vacc2x8), vget_high_s32(vacc2x8));
426 const int32x2_t vpsum2x9 = vadd_s32(vget_low_s32(vacc2x9), vget_high_s32(vacc2x9));
427 const int32x2_t vpsum2xA = vadd_s32(vget_low_s32(vacc2x10), vget_high_s32(vacc2x10));
428 const int32x2_t vpsum2xB = vadd_s32(vget_low_s32(vacc2x11), vget_high_s32(vacc2x11));
429 const int32x2_t vsum2x89 = vpadd_s32(vpsum2x8, vpsum2x9);
430 const int32x2_t vsum2xAB = vpadd_s32(vpsum2xA, vpsum2xB);
431 int32x4_t vacc2x89AB = vcombine_s32(vsum2x89, vsum2xAB );
432 const int32x2_t vpsum2xC = vadd_s32(vget_low_s32(vacc2x12), vget_high_s32(vacc2x12));
433 const int32x2_t vpsum2xD = vadd_s32(vget_low_s32(vacc2x13), vget_high_s32(vacc2x13));
434 const int32x2_t vpsum2xE = vadd_s32(vget_low_s32(vacc2x14), vget_high_s32(vacc2x14));
435 const int32x2_t vpsum2xF = vadd_s32(vget_low_s32(vacc2x15), vget_high_s32(vacc2x15));
436 const int32x2_t vsum2xCD = vpadd_s32(vpsum2xC, vpsum2xD);
437 const int32x2_t vsum2xEF = vpadd_s32(vpsum2xE, vpsum2xF);
438 int32x4_t vacc2xCDEF = vcombine_s32(vsum2xCD, vsum2xEF );
439 const int32x2_t vpsum3x0 = vadd_s32(vget_low_s32(vacc3x0), vget_high_s32(vacc3x0));
440 const int32x2_t vpsum3x1 = vadd_s32(vget_low_s32(vacc3x1), vget_high_s32(vacc3x1));
441 const int32x2_t vpsum3x2 = vadd_s32(vget_low_s32(vacc3x2), vget_high_s32(vacc3x2));
442 const int32x2_t vpsum3x3 = vadd_s32(vget_low_s32(vacc3x3), vget_high_s32(vacc3x3));
443 const int32x2_t vsum3x01 = vpadd_s32(vpsum3x0, vpsum3x1);
444 const int32x2_t vsum3x23 = vpadd_s32(vpsum3x2, vpsum3x3);
445 int32x4_t vacc3x0123 = vcombine_s32(vsum3x01, vsum3x23 );
446 const int32x2_t vpsum3x4 = vadd_s32(vget_low_s32(vacc3x4), vget_high_s32(vacc3x4));
447 const int32x2_t vpsum3x5 = vadd_s32(vget_low_s32(vacc3x5), vget_high_s32(vacc3x5));
448 const int32x2_t vpsum3x6 = vadd_s32(vget_low_s32(vacc3x6), vget_high_s32(vacc3x6));
449 const int32x2_t vpsum3x7 = vadd_s32(vget_low_s32(vacc3x7), vget_high_s32(vacc3x7));
450 const int32x2_t vsum3x45 = vpadd_s32(vpsum3x4, vpsum3x5);
451 const int32x2_t vsum3x67 = vpadd_s32(vpsum3x6, vpsum3x7);
452 int32x4_t vacc3x4567 = vcombine_s32(vsum3x45, vsum3x67 );
453 const int32x2_t vpsum3x8 = vadd_s32(vget_low_s32(vacc3x8), vget_high_s32(vacc3x8));
454 const int32x2_t vpsum3x9 = vadd_s32(vget_low_s32(vacc3x9), vget_high_s32(vacc3x9));
455 const int32x2_t vpsum3xA = vadd_s32(vget_low_s32(vacc3x10), vget_high_s32(vacc3x10));
456 const int32x2_t vpsum3xB = vadd_s32(vget_low_s32(vacc3x11), vget_high_s32(vacc3x11));
457 const int32x2_t vsum3x89 = vpadd_s32(vpsum3x8, vpsum3x9);
458 const int32x2_t vsum3xAB = vpadd_s32(vpsum3xA, vpsum3xB);
459 int32x4_t vacc3x89AB = vcombine_s32(vsum3x89, vsum3xAB );
460 const int32x2_t vpsum3xC = vadd_s32(vget_low_s32(vacc3x12), vget_high_s32(vacc3x12));
461 const int32x2_t vpsum3xD = vadd_s32(vget_low_s32(vacc3x13), vget_high_s32(vacc3x13));
462 const int32x2_t vpsum3xE = vadd_s32(vget_low_s32(vacc3x14), vget_high_s32(vacc3x14));
463 const int32x2_t vpsum3xF = vadd_s32(vget_low_s32(vacc3x15), vget_high_s32(vacc3x15));
464 const int32x2_t vsum3xCD = vpadd_s32(vpsum3xC, vpsum3xD);
465 const int32x2_t vsum3xEF = vpadd_s32(vpsum3xE, vpsum3xF);
466 int32x4_t vacc3xCDEF = vcombine_s32(vsum3xCD, vsum3xEF );
467 #endif
468
469 const int32x4_t vright_pre_shift = vld1q_dup_s32(¶ms->rndnu_neon.right_pre_shift);
470 const int32x4_t vmultiplier = vld1q_dup_s32(¶ms->rndnu_neon.multiplier);
471 const int32x4_t vright_post_shift = vld1q_dup_s32(¶ms->rndnu_neon.right_post_shift);
472
473 vacc0x0123 = vqshlq_s32(vacc0x0123, vright_pre_shift);
474 vacc0x4567 = vqshlq_s32(vacc0x4567, vright_pre_shift);
475 vacc0x89AB = vqshlq_s32(vacc0x89AB, vright_pre_shift);
476 vacc0xCDEF = vqshlq_s32(vacc0xCDEF, vright_pre_shift);
477 vacc1x0123 = vqshlq_s32(vacc1x0123, vright_pre_shift);
478 vacc1x4567 = vqshlq_s32(vacc1x4567, vright_pre_shift);
479 vacc1x89AB = vqshlq_s32(vacc1x89AB, vright_pre_shift);
480 vacc1xCDEF = vqshlq_s32(vacc1xCDEF, vright_pre_shift);
481 vacc2x0123 = vqshlq_s32(vacc2x0123, vright_pre_shift);
482 vacc2x4567 = vqshlq_s32(vacc2x4567, vright_pre_shift);
483 vacc2x89AB = vqshlq_s32(vacc2x89AB, vright_pre_shift);
484 vacc2xCDEF = vqshlq_s32(vacc2xCDEF, vright_pre_shift);
485 vacc3x0123 = vqshlq_s32(vacc3x0123, vright_pre_shift);
486 vacc3x4567 = vqshlq_s32(vacc3x4567, vright_pre_shift);
487 vacc3x89AB = vqshlq_s32(vacc3x89AB, vright_pre_shift);
488 vacc3xCDEF = vqshlq_s32(vacc3xCDEF, vright_pre_shift);
489
490 vacc0x0123 = vqdmulhq_s32(vacc0x0123, vmultiplier);
491 vacc0x4567 = vqdmulhq_s32(vacc0x4567, vmultiplier);
492 vacc0x89AB = vqdmulhq_s32(vacc0x89AB, vmultiplier);
493 vacc0xCDEF = vqdmulhq_s32(vacc0xCDEF, vmultiplier);
494 vacc1x0123 = vqdmulhq_s32(vacc1x0123, vmultiplier);
495 vacc1x4567 = vqdmulhq_s32(vacc1x4567, vmultiplier);
496 vacc1x89AB = vqdmulhq_s32(vacc1x89AB, vmultiplier);
497 vacc1xCDEF = vqdmulhq_s32(vacc1xCDEF, vmultiplier);
498 vacc2x0123 = vqdmulhq_s32(vacc2x0123, vmultiplier);
499 vacc2x4567 = vqdmulhq_s32(vacc2x4567, vmultiplier);
500 vacc2x89AB = vqdmulhq_s32(vacc2x89AB, vmultiplier);
501 vacc2xCDEF = vqdmulhq_s32(vacc2xCDEF, vmultiplier);
502 vacc3x0123 = vqdmulhq_s32(vacc3x0123, vmultiplier);
503 vacc3x4567 = vqdmulhq_s32(vacc3x4567, vmultiplier);
504 vacc3x89AB = vqdmulhq_s32(vacc3x89AB, vmultiplier);
505 vacc3xCDEF = vqdmulhq_s32(vacc3xCDEF, vmultiplier);
506
507 vacc0x0123 = vrshlq_s32(vacc0x0123, vright_post_shift);
508 vacc0x4567 = vrshlq_s32(vacc0x4567, vright_post_shift);
509 vacc0x89AB = vrshlq_s32(vacc0x89AB, vright_post_shift);
510 vacc0xCDEF = vrshlq_s32(vacc0xCDEF, vright_post_shift);
511 vacc1x0123 = vrshlq_s32(vacc1x0123, vright_post_shift);
512 vacc1x4567 = vrshlq_s32(vacc1x4567, vright_post_shift);
513 vacc1x89AB = vrshlq_s32(vacc1x89AB, vright_post_shift);
514 vacc1xCDEF = vrshlq_s32(vacc1xCDEF, vright_post_shift);
515 vacc2x0123 = vrshlq_s32(vacc2x0123, vright_post_shift);
516 vacc2x4567 = vrshlq_s32(vacc2x4567, vright_post_shift);
517 vacc2x89AB = vrshlq_s32(vacc2x89AB, vright_post_shift);
518 vacc2xCDEF = vrshlq_s32(vacc2xCDEF, vright_post_shift);
519 vacc3x0123 = vrshlq_s32(vacc3x0123, vright_post_shift);
520 vacc3x4567 = vrshlq_s32(vacc3x4567, vright_post_shift);
521 vacc3x89AB = vrshlq_s32(vacc3x89AB, vright_post_shift);
522 vacc3xCDEF = vrshlq_s32(vacc3xCDEF, vright_post_shift);
523
524 const int16x8_t voutput_zero_point = vld1q_dup_s16(¶ms->rndnu_neon.output_zero_point);
525 #if XNN_ARCH_ARM64
526 int16x8_t vacc0x01234567 = vqmovn_high_s32(vqmovn_s32(vacc0x0123), vacc0x4567);
527 int16x8_t vacc0x89ABCDEF = vqmovn_high_s32(vqmovn_s32(vacc0x89AB), vacc0xCDEF);
528 int16x8_t vacc1x01234567 = vqmovn_high_s32(vqmovn_s32(vacc1x0123), vacc1x4567);
529 int16x8_t vacc1x89ABCDEF = vqmovn_high_s32(vqmovn_s32(vacc1x89AB), vacc1xCDEF);
530 int16x8_t vacc2x01234567 = vqmovn_high_s32(vqmovn_s32(vacc2x0123), vacc2x4567);
531 int16x8_t vacc2x89ABCDEF = vqmovn_high_s32(vqmovn_s32(vacc2x89AB), vacc2xCDEF);
532 int16x8_t vacc3x01234567 = vqmovn_high_s32(vqmovn_s32(vacc3x0123), vacc3x4567);
533 int16x8_t vacc3x89ABCDEF = vqmovn_high_s32(vqmovn_s32(vacc3x89AB), vacc3xCDEF);
534
535 vacc0x01234567 = vqaddq_s16(vacc0x01234567, voutput_zero_point);
536 vacc0x89ABCDEF = vqaddq_s16(vacc0x89ABCDEF, voutput_zero_point);
537 vacc1x01234567 = vqaddq_s16(vacc1x01234567, voutput_zero_point);
538 vacc1x89ABCDEF = vqaddq_s16(vacc1x89ABCDEF, voutput_zero_point);
539 vacc2x01234567 = vqaddq_s16(vacc2x01234567, voutput_zero_point);
540 vacc2x89ABCDEF = vqaddq_s16(vacc2x89ABCDEF, voutput_zero_point);
541 vacc3x01234567 = vqaddq_s16(vacc3x01234567, voutput_zero_point);
542 vacc3x89ABCDEF = vqaddq_s16(vacc3x89ABCDEF, voutput_zero_point);
543
544 int8x16_t vout0x0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc0x01234567), vacc0x89ABCDEF);
545 int8x16_t vout1x0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc1x01234567), vacc1x89ABCDEF);
546 int8x16_t vout2x0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc2x01234567), vacc2x89ABCDEF);
547 int8x16_t vout3x0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc3x01234567), vacc3x89ABCDEF);
548 #else
549 int16x8_t vacc0x01234567 = vcombine_s16(vqmovn_s32(vacc0x0123), vqmovn_s32(vacc0x4567));
550 int16x8_t vacc0x89ABCDEF = vcombine_s16(vqmovn_s32(vacc0x89AB), vqmovn_s32(vacc0xCDEF));
551 int16x8_t vacc1x01234567 = vcombine_s16(vqmovn_s32(vacc1x0123), vqmovn_s32(vacc1x4567));
552 int16x8_t vacc1x89ABCDEF = vcombine_s16(vqmovn_s32(vacc1x89AB), vqmovn_s32(vacc1xCDEF));
553 int16x8_t vacc2x01234567 = vcombine_s16(vqmovn_s32(vacc2x0123), vqmovn_s32(vacc2x4567));
554 int16x8_t vacc2x89ABCDEF = vcombine_s16(vqmovn_s32(vacc2x89AB), vqmovn_s32(vacc2xCDEF));
555 int16x8_t vacc3x01234567 = vcombine_s16(vqmovn_s32(vacc3x0123), vqmovn_s32(vacc3x4567));
556 int16x8_t vacc3x89ABCDEF = vcombine_s16(vqmovn_s32(vacc3x89AB), vqmovn_s32(vacc3xCDEF));
557
558 vacc0x01234567 = vqaddq_s16(vacc0x01234567, voutput_zero_point);
559 vacc0x89ABCDEF = vqaddq_s16(vacc0x89ABCDEF, voutput_zero_point);
560 vacc1x01234567 = vqaddq_s16(vacc1x01234567, voutput_zero_point);
561 vacc1x89ABCDEF = vqaddq_s16(vacc1x89ABCDEF, voutput_zero_point);
562 vacc2x01234567 = vqaddq_s16(vacc2x01234567, voutput_zero_point);
563 vacc2x89ABCDEF = vqaddq_s16(vacc2x89ABCDEF, voutput_zero_point);
564 vacc3x01234567 = vqaddq_s16(vacc3x01234567, voutput_zero_point);
565 vacc3x89ABCDEF = vqaddq_s16(vacc3x89ABCDEF, voutput_zero_point);
566
567 int8x16_t vout0x0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc0x01234567), vqmovn_s16(vacc0x89ABCDEF));
568 int8x16_t vout1x0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc1x01234567), vqmovn_s16(vacc1x89ABCDEF));
569 int8x16_t vout2x0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc2x01234567), vqmovn_s16(vacc2x89ABCDEF));
570 int8x16_t vout3x0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc3x01234567), vqmovn_s16(vacc3x89ABCDEF));
571 #endif
572
573 const int8x16_t voutput_min = vld1q_dup_s8(¶ms->rndnu_neon.output_min);
574 vout0x0123456789ABCDEF = vmaxq_s8(vout0x0123456789ABCDEF, voutput_min);
575 vout1x0123456789ABCDEF = vmaxq_s8(vout1x0123456789ABCDEF, voutput_min);
576 vout2x0123456789ABCDEF = vmaxq_s8(vout2x0123456789ABCDEF, voutput_min);
577 vout3x0123456789ABCDEF = vmaxq_s8(vout3x0123456789ABCDEF, voutput_min);
578
579 const int8x16_t voutput_max = vld1q_dup_s8(¶ms->rndnu_neon.output_max);
580 vout0x0123456789ABCDEF = vminq_s8(vout0x0123456789ABCDEF, voutput_max);
581 vout1x0123456789ABCDEF = vminq_s8(vout1x0123456789ABCDEF, voutput_max);
582 vout2x0123456789ABCDEF = vminq_s8(vout2x0123456789ABCDEF, voutput_max);
583 vout3x0123456789ABCDEF = vminq_s8(vout3x0123456789ABCDEF, voutput_max);
584
585 if (nc >= 16) {
586 vst1q_s8(c3 + 0, vout3x0123456789ABCDEF);
587 vst1q_s8(c2 + 0, vout2x0123456789ABCDEF);
588 vst1q_s8(c1 + 0, vout1x0123456789ABCDEF);
589 vst1q_s8(c0 + 0, vout0x0123456789ABCDEF);
590
591 c3 = (int8_t*) ((uintptr_t) c3 + cn_stride);
592 c2 = (int8_t*) ((uintptr_t) c2 + cn_stride);
593 c1 = (int8_t*) ((uintptr_t) c1 + cn_stride);
594 c0 = (int8_t*) ((uintptr_t) c0 + cn_stride);
595
596 a = (const int8_t**restrict) ((uintptr_t) a - ks);
597
598 nc -= 16;
599 } else {
600 int8x16_t vout2x01234567_3x01234567 = vcombine_s8(vget_low_s8(vout2x0123456789ABCDEF), vget_low_s8(vout3x0123456789ABCDEF));
601 int8x16_t vout0x01234567_1x01234567 = vcombine_s8(vget_low_s8(vout0x0123456789ABCDEF), vget_low_s8(vout1x0123456789ABCDEF));
602 if (nc & 8) {
603 vst1_s8(c3, vget_high_s8(vout2x01234567_3x01234567)); c3 += 8;
604 vst1_s8(c2, vget_low_s8(vout2x01234567_3x01234567)); c2 += 8;
605 vst1_s8(c1, vget_high_s8(vout0x01234567_1x01234567)); c1 += 8;
606 vst1_s8(c0, vget_low_s8(vout0x01234567_1x01234567)); c0 += 8;
607 vout2x01234567_3x01234567 = vcombine_s8(vget_high_s8(vout2x0123456789ABCDEF), vget_high_s8(vout3x0123456789ABCDEF));
608 vout0x01234567_1x01234567 = vcombine_s8(vget_high_s8(vout0x0123456789ABCDEF), vget_high_s8(vout1x0123456789ABCDEF));
609 }
610 if (nc & 4) {
611 vst1q_lane_u32((void*) c3, vreinterpretq_u32_s8(vout2x01234567_3x01234567), 2); c3 += 4;
612 vst1q_lane_u32((void*) c2, vreinterpretq_u32_s8(vout2x01234567_3x01234567), 0); c2 += 4;
613 vst1q_lane_u32((void*) c1, vreinterpretq_u32_s8(vout0x01234567_1x01234567), 2); c1 += 4;
614 vst1q_lane_u32((void*) c0, vreinterpretq_u32_s8(vout0x01234567_1x01234567), 0); c0 += 4;
615 vout2x01234567_3x01234567 = vextq_s8(vout2x01234567_3x01234567, vout2x01234567_3x01234567, 4);
616 vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 4);
617 }
618 if (nc & 2) {
619 vst1q_lane_u16((void*) c3, vreinterpretq_u16_s8(vout2x01234567_3x01234567), 4); c3 += 2;
620 vst1q_lane_u16((void*) c2, vreinterpretq_u16_s8(vout2x01234567_3x01234567), 0); c2 += 2;
621 vst1q_lane_u16((void*) c1, vreinterpretq_u16_s8(vout0x01234567_1x01234567), 4); c1 += 2;
622 vst1q_lane_u16((void*) c0, vreinterpretq_u16_s8(vout0x01234567_1x01234567), 0); c0 += 2;
623 vout2x01234567_3x01234567 = vextq_s8(vout2x01234567_3x01234567, vout2x01234567_3x01234567, 2);
624 vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 2);
625 }
626 if (nc & 1) {
627 vst1q_lane_s8(c3, vout2x01234567_3x01234567, 8);
628 vst1q_lane_s8(c2, vout2x01234567_3x01234567, 0);
629 vst1q_lane_s8(c1, vout0x01234567_1x01234567, 8);
630 vst1q_lane_s8(c0, vout0x01234567_1x01234567, 0);
631 }
632
633 nc = 0;
634 }
635 } while (nc != 0);
636 }
637