1 // Auto-generated file. Do not edit!
2 // Template: src/qs8-gemm/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/gemm.h>
15 #include <xnnpack/math.h>
16
17
xnn_qs8_gemm_minmax_rndnu_ukernel_4x16c8__neon_mull(size_t mr,size_t nc,size_t kc,const int8_t * restrict a,size_t a_stride,const void * restrict w,int8_t * restrict c,size_t cm_stride,size_t cn_stride,const union xnn_qs8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])18 void xnn_qs8_gemm_minmax_rndnu_ukernel_4x16c8__neon_mull(
19 size_t mr,
20 size_t nc,
21 size_t kc,
22 const int8_t* restrict a,
23 size_t a_stride,
24 const void* restrict w,
25 int8_t* restrict c,
26 size_t cm_stride,
27 size_t cn_stride,
28 const union xnn_qs8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
29 {
30 assert(mr != 0);
31 assert(mr <= 4);
32 assert(nc != 0);
33 assert(kc != 0);
34 assert(kc % sizeof(int8_t) == 0);
35 assert(a != NULL);
36 assert(w != NULL);
37 assert(c != NULL);
38
39 kc = round_up_po2(kc, 8 * sizeof(int8_t));
40 const int8_t* a0 = a;
41 int8_t* c0 = c;
42 const int8_t* a1 = (const int8_t*) ((uintptr_t) a0 + a_stride);
43 int8_t* c1 = (int8_t*) ((uintptr_t) c0 + cm_stride);
44 if XNN_UNPREDICTABLE(mr < 2) {
45 a1 = a0;
46 c1 = c0;
47 }
48 const int8_t* a2 = (const int8_t*) ((uintptr_t) a1 + a_stride);
49 int8_t* c2 = (int8_t*) ((uintptr_t) c1 + cm_stride);
50 if XNN_UNPREDICTABLE(mr <= 2) {
51 a2 = a1;
52 c2 = c1;
53 }
54 const int8_t* a3 = (const int8_t*) ((uintptr_t) a2 + a_stride);
55 int8_t* c3 = (int8_t*) ((uintptr_t) c2 + cm_stride);
56 if XNN_UNPREDICTABLE(mr != 4) {
57 a3 = a2;
58 c3 = c2;
59 }
60
61 do {
62 int32x4_t vacc0x0 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
63 int32x4_t vacc0x1 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
64 int32x4_t vacc0x2 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
65 int32x4_t vacc0x3 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
66 int32x4_t vacc0x4 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
67 int32x4_t vacc0x5 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
68 int32x4_t vacc0x6 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
69 int32x4_t vacc0x7 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
70 int32x4_t vacc0x8 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
71 int32x4_t vacc0x9 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
72 int32x4_t vacc0x10 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
73 int32x4_t vacc0x11 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
74 int32x4_t vacc0x12 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
75 int32x4_t vacc0x13 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
76 int32x4_t vacc0x14 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
77 int32x4_t vacc0x15 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
78 int32x4_t vacc1x0 = vacc0x0;
79 int32x4_t vacc1x1 = vacc0x1;
80 int32x4_t vacc1x2 = vacc0x2;
81 int32x4_t vacc1x3 = vacc0x3;
82 int32x4_t vacc1x4 = vacc0x4;
83 int32x4_t vacc1x5 = vacc0x5;
84 int32x4_t vacc1x6 = vacc0x6;
85 int32x4_t vacc1x7 = vacc0x7;
86 int32x4_t vacc1x8 = vacc0x8;
87 int32x4_t vacc1x9 = vacc0x9;
88 int32x4_t vacc1x10 = vacc0x10;
89 int32x4_t vacc1x11 = vacc0x11;
90 int32x4_t vacc1x12 = vacc0x12;
91 int32x4_t vacc1x13 = vacc0x13;
92 int32x4_t vacc1x14 = vacc0x14;
93 int32x4_t vacc1x15 = vacc0x15;
94 int32x4_t vacc2x0 = vacc0x0;
95 int32x4_t vacc2x1 = vacc0x1;
96 int32x4_t vacc2x2 = vacc0x2;
97 int32x4_t vacc2x3 = vacc0x3;
98 int32x4_t vacc2x4 = vacc0x4;
99 int32x4_t vacc2x5 = vacc0x5;
100 int32x4_t vacc2x6 = vacc0x6;
101 int32x4_t vacc2x7 = vacc0x7;
102 int32x4_t vacc2x8 = vacc0x8;
103 int32x4_t vacc2x9 = vacc0x9;
104 int32x4_t vacc2x10 = vacc0x10;
105 int32x4_t vacc2x11 = vacc0x11;
106 int32x4_t vacc2x12 = vacc0x12;
107 int32x4_t vacc2x13 = vacc0x13;
108 int32x4_t vacc2x14 = vacc0x14;
109 int32x4_t vacc2x15 = vacc0x15;
110 int32x4_t vacc3x0 = vacc0x0;
111 int32x4_t vacc3x1 = vacc0x1;
112 int32x4_t vacc3x2 = vacc0x2;
113 int32x4_t vacc3x3 = vacc0x3;
114 int32x4_t vacc3x4 = vacc0x4;
115 int32x4_t vacc3x5 = vacc0x5;
116 int32x4_t vacc3x6 = vacc0x6;
117 int32x4_t vacc3x7 = vacc0x7;
118 int32x4_t vacc3x8 = vacc0x8;
119 int32x4_t vacc3x9 = vacc0x9;
120 int32x4_t vacc3x10 = vacc0x10;
121 int32x4_t vacc3x11 = vacc0x11;
122 int32x4_t vacc3x12 = vacc0x12;
123 int32x4_t vacc3x13 = vacc0x13;
124 int32x4_t vacc3x14 = vacc0x14;
125 int32x4_t vacc3x15 = vacc0x15;
126
127 size_t k = kc;
128
129 // Handle 8 bytes at a time using MUL.
130 while (k != 0) {
131 const int8x8_t va0 = vld1_s8(a0); a0 += 8;
132 const int8x8_t va1 = vld1_s8(a1); a1 += 8;
133 const int8x8_t va2 = vld1_s8(a2); a2 += 8;
134 const int8x8_t va3 = vld1_s8(a3); a3 += 8;
135
136 const int8x8_t vb0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
137 const int16x8_t vprod0x0 = vmull_s8(vb0, va0);
138 const int16x8_t vprod1x0 = vmull_s8(vb0, va1);
139 const int16x8_t vprod2x0 = vmull_s8(vb0, va2);
140 const int16x8_t vprod3x0 = vmull_s8(vb0, va3);
141 vacc0x0 = vpadalq_s16(vacc0x0, vprod0x0);
142 vacc1x0 = vpadalq_s16(vacc1x0, vprod1x0);
143 vacc2x0 = vpadalq_s16(vacc2x0, vprod2x0);
144 vacc3x0 = vpadalq_s16(vacc3x0, vprod3x0);
145 const int8x8_t vb1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
146 const int16x8_t vprod0x1 = vmull_s8(vb1, va0);
147 const int16x8_t vprod1x1 = vmull_s8(vb1, va1);
148 const int16x8_t vprod2x1 = vmull_s8(vb1, va2);
149 const int16x8_t vprod3x1 = vmull_s8(vb1, va3);
150 vacc0x1 = vpadalq_s16(vacc0x1, vprod0x1);
151 vacc1x1 = vpadalq_s16(vacc1x1, vprod1x1);
152 vacc2x1 = vpadalq_s16(vacc2x1, vprod2x1);
153 vacc3x1 = vpadalq_s16(vacc3x1, vprod3x1);
154 const int8x8_t vb2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
155 const int16x8_t vprod0x2 = vmull_s8(vb2, va0);
156 const int16x8_t vprod1x2 = vmull_s8(vb2, va1);
157 const int16x8_t vprod2x2 = vmull_s8(vb2, va2);
158 const int16x8_t vprod3x2 = vmull_s8(vb2, va3);
159 vacc0x2 = vpadalq_s16(vacc0x2, vprod0x2);
160 vacc1x2 = vpadalq_s16(vacc1x2, vprod1x2);
161 vacc2x2 = vpadalq_s16(vacc2x2, vprod2x2);
162 vacc3x2 = vpadalq_s16(vacc3x2, vprod3x2);
163 const int8x8_t vb3 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
164 const int16x8_t vprod0x3 = vmull_s8(vb3, va0);
165 const int16x8_t vprod1x3 = vmull_s8(vb3, va1);
166 const int16x8_t vprod2x3 = vmull_s8(vb3, va2);
167 const int16x8_t vprod3x3 = vmull_s8(vb3, va3);
168 vacc0x3 = vpadalq_s16(vacc0x3, vprod0x3);
169 vacc1x3 = vpadalq_s16(vacc1x3, vprod1x3);
170 vacc2x3 = vpadalq_s16(vacc2x3, vprod2x3);
171 vacc3x3 = vpadalq_s16(vacc3x3, vprod3x3);
172 const int8x8_t vb4 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
173 const int16x8_t vprod0x4 = vmull_s8(vb4, va0);
174 const int16x8_t vprod1x4 = vmull_s8(vb4, va1);
175 const int16x8_t vprod2x4 = vmull_s8(vb4, va2);
176 const int16x8_t vprod3x4 = vmull_s8(vb4, va3);
177 vacc0x4 = vpadalq_s16(vacc0x4, vprod0x4);
178 vacc1x4 = vpadalq_s16(vacc1x4, vprod1x4);
179 vacc2x4 = vpadalq_s16(vacc2x4, vprod2x4);
180 vacc3x4 = vpadalq_s16(vacc3x4, vprod3x4);
181 const int8x8_t vb5 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
182 const int16x8_t vprod0x5 = vmull_s8(vb5, va0);
183 const int16x8_t vprod1x5 = vmull_s8(vb5, va1);
184 const int16x8_t vprod2x5 = vmull_s8(vb5, va2);
185 const int16x8_t vprod3x5 = vmull_s8(vb5, va3);
186 vacc0x5 = vpadalq_s16(vacc0x5, vprod0x5);
187 vacc1x5 = vpadalq_s16(vacc1x5, vprod1x5);
188 vacc2x5 = vpadalq_s16(vacc2x5, vprod2x5);
189 vacc3x5 = vpadalq_s16(vacc3x5, vprod3x5);
190 const int8x8_t vb6 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
191 const int16x8_t vprod0x6 = vmull_s8(vb6, va0);
192 const int16x8_t vprod1x6 = vmull_s8(vb6, va1);
193 const int16x8_t vprod2x6 = vmull_s8(vb6, va2);
194 const int16x8_t vprod3x6 = vmull_s8(vb6, va3);
195 vacc0x6 = vpadalq_s16(vacc0x6, vprod0x6);
196 vacc1x6 = vpadalq_s16(vacc1x6, vprod1x6);
197 vacc2x6 = vpadalq_s16(vacc2x6, vprod2x6);
198 vacc3x6 = vpadalq_s16(vacc3x6, vprod3x6);
199 const int8x8_t vb7 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
200 const int16x8_t vprod0x7 = vmull_s8(vb7, va0);
201 const int16x8_t vprod1x7 = vmull_s8(vb7, va1);
202 const int16x8_t vprod2x7 = vmull_s8(vb7, va2);
203 const int16x8_t vprod3x7 = vmull_s8(vb7, va3);
204 vacc0x7 = vpadalq_s16(vacc0x7, vprod0x7);
205 vacc1x7 = vpadalq_s16(vacc1x7, vprod1x7);
206 vacc2x7 = vpadalq_s16(vacc2x7, vprod2x7);
207 vacc3x7 = vpadalq_s16(vacc3x7, vprod3x7);
208 const int8x8_t vb8 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
209 const int16x8_t vprod0x8 = vmull_s8(vb8, va0);
210 const int16x8_t vprod1x8 = vmull_s8(vb8, va1);
211 const int16x8_t vprod2x8 = vmull_s8(vb8, va2);
212 const int16x8_t vprod3x8 = vmull_s8(vb8, va3);
213 vacc0x8 = vpadalq_s16(vacc0x8, vprod0x8);
214 vacc1x8 = vpadalq_s16(vacc1x8, vprod1x8);
215 vacc2x8 = vpadalq_s16(vacc2x8, vprod2x8);
216 vacc3x8 = vpadalq_s16(vacc3x8, vprod3x8);
217 const int8x8_t vb9 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
218 const int16x8_t vprod0x9 = vmull_s8(vb9, va0);
219 const int16x8_t vprod1x9 = vmull_s8(vb9, va1);
220 const int16x8_t vprod2x9 = vmull_s8(vb9, va2);
221 const int16x8_t vprod3x9 = vmull_s8(vb9, va3);
222 vacc0x9 = vpadalq_s16(vacc0x9, vprod0x9);
223 vacc1x9 = vpadalq_s16(vacc1x9, vprod1x9);
224 vacc2x9 = vpadalq_s16(vacc2x9, vprod2x9);
225 vacc3x9 = vpadalq_s16(vacc3x9, vprod3x9);
226 const int8x8_t vb10 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
227 const int16x8_t vprod0x10 = vmull_s8(vb10, va0);
228 const int16x8_t vprod1x10 = vmull_s8(vb10, va1);
229 const int16x8_t vprod2x10 = vmull_s8(vb10, va2);
230 const int16x8_t vprod3x10 = vmull_s8(vb10, va3);
231 vacc0x10 = vpadalq_s16(vacc0x10, vprod0x10);
232 vacc1x10 = vpadalq_s16(vacc1x10, vprod1x10);
233 vacc2x10 = vpadalq_s16(vacc2x10, vprod2x10);
234 vacc3x10 = vpadalq_s16(vacc3x10, vprod3x10);
235 const int8x8_t vb11 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
236 const int16x8_t vprod0x11 = vmull_s8(vb11, va0);
237 const int16x8_t vprod1x11 = vmull_s8(vb11, va1);
238 const int16x8_t vprod2x11 = vmull_s8(vb11, va2);
239 const int16x8_t vprod3x11 = vmull_s8(vb11, va3);
240 vacc0x11 = vpadalq_s16(vacc0x11, vprod0x11);
241 vacc1x11 = vpadalq_s16(vacc1x11, vprod1x11);
242 vacc2x11 = vpadalq_s16(vacc2x11, vprod2x11);
243 vacc3x11 = vpadalq_s16(vacc3x11, vprod3x11);
244 const int8x8_t vb12 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
245 const int16x8_t vprod0x12 = vmull_s8(vb12, va0);
246 const int16x8_t vprod1x12 = vmull_s8(vb12, va1);
247 const int16x8_t vprod2x12 = vmull_s8(vb12, va2);
248 const int16x8_t vprod3x12 = vmull_s8(vb12, va3);
249 vacc0x12 = vpadalq_s16(vacc0x12, vprod0x12);
250 vacc1x12 = vpadalq_s16(vacc1x12, vprod1x12);
251 vacc2x12 = vpadalq_s16(vacc2x12, vprod2x12);
252 vacc3x12 = vpadalq_s16(vacc3x12, vprod3x12);
253 const int8x8_t vb13 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
254 const int16x8_t vprod0x13 = vmull_s8(vb13, va0);
255 const int16x8_t vprod1x13 = vmull_s8(vb13, va1);
256 const int16x8_t vprod2x13 = vmull_s8(vb13, va2);
257 const int16x8_t vprod3x13 = vmull_s8(vb13, va3);
258 vacc0x13 = vpadalq_s16(vacc0x13, vprod0x13);
259 vacc1x13 = vpadalq_s16(vacc1x13, vprod1x13);
260 vacc2x13 = vpadalq_s16(vacc2x13, vprod2x13);
261 vacc3x13 = vpadalq_s16(vacc3x13, vprod3x13);
262 const int8x8_t vb14 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
263 const int16x8_t vprod0x14 = vmull_s8(vb14, va0);
264 const int16x8_t vprod1x14 = vmull_s8(vb14, va1);
265 const int16x8_t vprod2x14 = vmull_s8(vb14, va2);
266 const int16x8_t vprod3x14 = vmull_s8(vb14, va3);
267 vacc0x14 = vpadalq_s16(vacc0x14, vprod0x14);
268 vacc1x14 = vpadalq_s16(vacc1x14, vprod1x14);
269 vacc2x14 = vpadalq_s16(vacc2x14, vprod2x14);
270 vacc3x14 = vpadalq_s16(vacc3x14, vprod3x14);
271 const int8x8_t vb15 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
272 const int16x8_t vprod0x15 = vmull_s8(vb15, va0);
273 const int16x8_t vprod1x15 = vmull_s8(vb15, va1);
274 const int16x8_t vprod2x15 = vmull_s8(vb15, va2);
275 const int16x8_t vprod3x15 = vmull_s8(vb15, va3);
276 vacc0x15 = vpadalq_s16(vacc0x15, vprod0x15);
277 vacc1x15 = vpadalq_s16(vacc1x15, vprod1x15);
278 vacc2x15 = vpadalq_s16(vacc2x15, vprod2x15);
279 vacc3x15 = vpadalq_s16(vacc3x15, vprod3x15);
280
281 k -= 8 * sizeof(int8_t);
282 }
283
284 #if XNN_ARCH_ARM64
285 const int32x4_t vsum0x01 = vpaddq_s32(vacc0x0, vacc0x1);
286 const int32x4_t vsum0x23 = vpaddq_s32(vacc0x2, vacc0x3);
287 const int32x4_t vsum0x45 = vpaddq_s32(vacc0x4, vacc0x5);
288 const int32x4_t vsum0x67 = vpaddq_s32(vacc0x6, vacc0x7);
289 const int32x4_t vsum0x89 = vpaddq_s32(vacc0x8, vacc0x9);
290 const int32x4_t vsum0xAB = vpaddq_s32(vacc0x10, vacc0x11);
291 const int32x4_t vsum0xCD = vpaddq_s32(vacc0x12, vacc0x13);
292 const int32x4_t vsum0xEF = vpaddq_s32(vacc0x14, vacc0x15);
293 const int32x4_t vsum1x01 = vpaddq_s32(vacc1x0, vacc1x1);
294 const int32x4_t vsum1x23 = vpaddq_s32(vacc1x2, vacc1x3);
295 const int32x4_t vsum1x45 = vpaddq_s32(vacc1x4, vacc1x5);
296 const int32x4_t vsum1x67 = vpaddq_s32(vacc1x6, vacc1x7);
297 const int32x4_t vsum1x89 = vpaddq_s32(vacc1x8, vacc1x9);
298 const int32x4_t vsum1xAB = vpaddq_s32(vacc1x10, vacc1x11);
299 const int32x4_t vsum1xCD = vpaddq_s32(vacc1x12, vacc1x13);
300 const int32x4_t vsum1xEF = vpaddq_s32(vacc1x14, vacc1x15);
301 const int32x4_t vsum2x01 = vpaddq_s32(vacc2x0, vacc2x1);
302 const int32x4_t vsum2x23 = vpaddq_s32(vacc2x2, vacc2x3);
303 const int32x4_t vsum2x45 = vpaddq_s32(vacc2x4, vacc2x5);
304 const int32x4_t vsum2x67 = vpaddq_s32(vacc2x6, vacc2x7);
305 const int32x4_t vsum2x89 = vpaddq_s32(vacc2x8, vacc2x9);
306 const int32x4_t vsum2xAB = vpaddq_s32(vacc2x10, vacc2x11);
307 const int32x4_t vsum2xCD = vpaddq_s32(vacc2x12, vacc2x13);
308 const int32x4_t vsum2xEF = vpaddq_s32(vacc2x14, vacc2x15);
309 const int32x4_t vsum3x01 = vpaddq_s32(vacc3x0, vacc3x1);
310 const int32x4_t vsum3x23 = vpaddq_s32(vacc3x2, vacc3x3);
311 const int32x4_t vsum3x45 = vpaddq_s32(vacc3x4, vacc3x5);
312 const int32x4_t vsum3x67 = vpaddq_s32(vacc3x6, vacc3x7);
313 const int32x4_t vsum3x89 = vpaddq_s32(vacc3x8, vacc3x9);
314 const int32x4_t vsum3xAB = vpaddq_s32(vacc3x10, vacc3x11);
315 const int32x4_t vsum3xCD = vpaddq_s32(vacc3x12, vacc3x13);
316 const int32x4_t vsum3xEF = vpaddq_s32(vacc3x14, vacc3x15);
317
318 int32x4_t vacc0x0123 = vpaddq_s32(vsum0x01, vsum0x23);
319 int32x4_t vacc0x4567 = vpaddq_s32(vsum0x45, vsum0x67);
320 int32x4_t vacc0x89AB = vpaddq_s32(vsum0x89, vsum0xAB);
321 int32x4_t vacc0xCDEF = vpaddq_s32(vsum0xCD, vsum0xEF);
322 int32x4_t vacc1x0123 = vpaddq_s32(vsum1x01, vsum1x23);
323 int32x4_t vacc1x4567 = vpaddq_s32(vsum1x45, vsum1x67);
324 int32x4_t vacc1x89AB = vpaddq_s32(vsum1x89, vsum1xAB);
325 int32x4_t vacc1xCDEF = vpaddq_s32(vsum1xCD, vsum1xEF);
326 int32x4_t vacc2x0123 = vpaddq_s32(vsum2x01, vsum2x23);
327 int32x4_t vacc2x4567 = vpaddq_s32(vsum2x45, vsum2x67);
328 int32x4_t vacc2x89AB = vpaddq_s32(vsum2x89, vsum2xAB);
329 int32x4_t vacc2xCDEF = vpaddq_s32(vsum2xCD, vsum2xEF);
330 int32x4_t vacc3x0123 = vpaddq_s32(vsum3x01, vsum3x23);
331 int32x4_t vacc3x4567 = vpaddq_s32(vsum3x45, vsum3x67);
332 int32x4_t vacc3x89AB = vpaddq_s32(vsum3x89, vsum3xAB);
333 int32x4_t vacc3xCDEF = vpaddq_s32(vsum3xCD, vsum3xEF);
334 #else
335 const int32x2_t vpsum0x0 = vadd_s32(vget_low_s32(vacc0x0), vget_high_s32(vacc0x0));
336 const int32x2_t vpsum0x1 = vadd_s32(vget_low_s32(vacc0x1), vget_high_s32(vacc0x1));
337 const int32x2_t vpsum0x2 = vadd_s32(vget_low_s32(vacc0x2), vget_high_s32(vacc0x2));
338 const int32x2_t vpsum0x3 = vadd_s32(vget_low_s32(vacc0x3), vget_high_s32(vacc0x3));
339 const int32x2_t vsum0x01 = vpadd_s32(vpsum0x0, vpsum0x1);
340 const int32x2_t vsum0x23 = vpadd_s32(vpsum0x2, vpsum0x3);
341 int32x4_t vacc0x0123 = vcombine_s32(vsum0x01, vsum0x23 );
342 const int32x2_t vpsum0x4 = vadd_s32(vget_low_s32(vacc0x4), vget_high_s32(vacc0x4));
343 const int32x2_t vpsum0x5 = vadd_s32(vget_low_s32(vacc0x5), vget_high_s32(vacc0x5));
344 const int32x2_t vpsum0x6 = vadd_s32(vget_low_s32(vacc0x6), vget_high_s32(vacc0x6));
345 const int32x2_t vpsum0x7 = vadd_s32(vget_low_s32(vacc0x7), vget_high_s32(vacc0x7));
346 const int32x2_t vsum0x45 = vpadd_s32(vpsum0x4, vpsum0x5);
347 const int32x2_t vsum0x67 = vpadd_s32(vpsum0x6, vpsum0x7);
348 int32x4_t vacc0x4567 = vcombine_s32(vsum0x45, vsum0x67 );
349 const int32x2_t vpsum0x8 = vadd_s32(vget_low_s32(vacc0x8), vget_high_s32(vacc0x8));
350 const int32x2_t vpsum0x9 = vadd_s32(vget_low_s32(vacc0x9), vget_high_s32(vacc0x9));
351 const int32x2_t vpsum0xA = vadd_s32(vget_low_s32(vacc0x10), vget_high_s32(vacc0x10));
352 const int32x2_t vpsum0xB = vadd_s32(vget_low_s32(vacc0x11), vget_high_s32(vacc0x11));
353 const int32x2_t vsum0x89 = vpadd_s32(vpsum0x8, vpsum0x9);
354 const int32x2_t vsum0xAB = vpadd_s32(vpsum0xA, vpsum0xB);
355 int32x4_t vacc0x89AB = vcombine_s32(vsum0x89, vsum0xAB );
356 const int32x2_t vpsum0xC = vadd_s32(vget_low_s32(vacc0x12), vget_high_s32(vacc0x12));
357 const int32x2_t vpsum0xD = vadd_s32(vget_low_s32(vacc0x13), vget_high_s32(vacc0x13));
358 const int32x2_t vpsum0xE = vadd_s32(vget_low_s32(vacc0x14), vget_high_s32(vacc0x14));
359 const int32x2_t vpsum0xF = vadd_s32(vget_low_s32(vacc0x15), vget_high_s32(vacc0x15));
360 const int32x2_t vsum0xCD = vpadd_s32(vpsum0xC, vpsum0xD);
361 const int32x2_t vsum0xEF = vpadd_s32(vpsum0xE, vpsum0xF);
362 int32x4_t vacc0xCDEF = vcombine_s32(vsum0xCD, vsum0xEF );
363 const int32x2_t vpsum1x0 = vadd_s32(vget_low_s32(vacc1x0), vget_high_s32(vacc1x0));
364 const int32x2_t vpsum1x1 = vadd_s32(vget_low_s32(vacc1x1), vget_high_s32(vacc1x1));
365 const int32x2_t vpsum1x2 = vadd_s32(vget_low_s32(vacc1x2), vget_high_s32(vacc1x2));
366 const int32x2_t vpsum1x3 = vadd_s32(vget_low_s32(vacc1x3), vget_high_s32(vacc1x3));
367 const int32x2_t vsum1x01 = vpadd_s32(vpsum1x0, vpsum1x1);
368 const int32x2_t vsum1x23 = vpadd_s32(vpsum1x2, vpsum1x3);
369 int32x4_t vacc1x0123 = vcombine_s32(vsum1x01, vsum1x23 );
370 const int32x2_t vpsum1x4 = vadd_s32(vget_low_s32(vacc1x4), vget_high_s32(vacc1x4));
371 const int32x2_t vpsum1x5 = vadd_s32(vget_low_s32(vacc1x5), vget_high_s32(vacc1x5));
372 const int32x2_t vpsum1x6 = vadd_s32(vget_low_s32(vacc1x6), vget_high_s32(vacc1x6));
373 const int32x2_t vpsum1x7 = vadd_s32(vget_low_s32(vacc1x7), vget_high_s32(vacc1x7));
374 const int32x2_t vsum1x45 = vpadd_s32(vpsum1x4, vpsum1x5);
375 const int32x2_t vsum1x67 = vpadd_s32(vpsum1x6, vpsum1x7);
376 int32x4_t vacc1x4567 = vcombine_s32(vsum1x45, vsum1x67 );
377 const int32x2_t vpsum1x8 = vadd_s32(vget_low_s32(vacc1x8), vget_high_s32(vacc1x8));
378 const int32x2_t vpsum1x9 = vadd_s32(vget_low_s32(vacc1x9), vget_high_s32(vacc1x9));
379 const int32x2_t vpsum1xA = vadd_s32(vget_low_s32(vacc1x10), vget_high_s32(vacc1x10));
380 const int32x2_t vpsum1xB = vadd_s32(vget_low_s32(vacc1x11), vget_high_s32(vacc1x11));
381 const int32x2_t vsum1x89 = vpadd_s32(vpsum1x8, vpsum1x9);
382 const int32x2_t vsum1xAB = vpadd_s32(vpsum1xA, vpsum1xB);
383 int32x4_t vacc1x89AB = vcombine_s32(vsum1x89, vsum1xAB );
384 const int32x2_t vpsum1xC = vadd_s32(vget_low_s32(vacc1x12), vget_high_s32(vacc1x12));
385 const int32x2_t vpsum1xD = vadd_s32(vget_low_s32(vacc1x13), vget_high_s32(vacc1x13));
386 const int32x2_t vpsum1xE = vadd_s32(vget_low_s32(vacc1x14), vget_high_s32(vacc1x14));
387 const int32x2_t vpsum1xF = vadd_s32(vget_low_s32(vacc1x15), vget_high_s32(vacc1x15));
388 const int32x2_t vsum1xCD = vpadd_s32(vpsum1xC, vpsum1xD);
389 const int32x2_t vsum1xEF = vpadd_s32(vpsum1xE, vpsum1xF);
390 int32x4_t vacc1xCDEF = vcombine_s32(vsum1xCD, vsum1xEF );
391 const int32x2_t vpsum2x0 = vadd_s32(vget_low_s32(vacc2x0), vget_high_s32(vacc2x0));
392 const int32x2_t vpsum2x1 = vadd_s32(vget_low_s32(vacc2x1), vget_high_s32(vacc2x1));
393 const int32x2_t vpsum2x2 = vadd_s32(vget_low_s32(vacc2x2), vget_high_s32(vacc2x2));
394 const int32x2_t vpsum2x3 = vadd_s32(vget_low_s32(vacc2x3), vget_high_s32(vacc2x3));
395 const int32x2_t vsum2x01 = vpadd_s32(vpsum2x0, vpsum2x1);
396 const int32x2_t vsum2x23 = vpadd_s32(vpsum2x2, vpsum2x3);
397 int32x4_t vacc2x0123 = vcombine_s32(vsum2x01, vsum2x23 );
398 const int32x2_t vpsum2x4 = vadd_s32(vget_low_s32(vacc2x4), vget_high_s32(vacc2x4));
399 const int32x2_t vpsum2x5 = vadd_s32(vget_low_s32(vacc2x5), vget_high_s32(vacc2x5));
400 const int32x2_t vpsum2x6 = vadd_s32(vget_low_s32(vacc2x6), vget_high_s32(vacc2x6));
401 const int32x2_t vpsum2x7 = vadd_s32(vget_low_s32(vacc2x7), vget_high_s32(vacc2x7));
402 const int32x2_t vsum2x45 = vpadd_s32(vpsum2x4, vpsum2x5);
403 const int32x2_t vsum2x67 = vpadd_s32(vpsum2x6, vpsum2x7);
404 int32x4_t vacc2x4567 = vcombine_s32(vsum2x45, vsum2x67 );
405 const int32x2_t vpsum2x8 = vadd_s32(vget_low_s32(vacc2x8), vget_high_s32(vacc2x8));
406 const int32x2_t vpsum2x9 = vadd_s32(vget_low_s32(vacc2x9), vget_high_s32(vacc2x9));
407 const int32x2_t vpsum2xA = vadd_s32(vget_low_s32(vacc2x10), vget_high_s32(vacc2x10));
408 const int32x2_t vpsum2xB = vadd_s32(vget_low_s32(vacc2x11), vget_high_s32(vacc2x11));
409 const int32x2_t vsum2x89 = vpadd_s32(vpsum2x8, vpsum2x9);
410 const int32x2_t vsum2xAB = vpadd_s32(vpsum2xA, vpsum2xB);
411 int32x4_t vacc2x89AB = vcombine_s32(vsum2x89, vsum2xAB );
412 const int32x2_t vpsum2xC = vadd_s32(vget_low_s32(vacc2x12), vget_high_s32(vacc2x12));
413 const int32x2_t vpsum2xD = vadd_s32(vget_low_s32(vacc2x13), vget_high_s32(vacc2x13));
414 const int32x2_t vpsum2xE = vadd_s32(vget_low_s32(vacc2x14), vget_high_s32(vacc2x14));
415 const int32x2_t vpsum2xF = vadd_s32(vget_low_s32(vacc2x15), vget_high_s32(vacc2x15));
416 const int32x2_t vsum2xCD = vpadd_s32(vpsum2xC, vpsum2xD);
417 const int32x2_t vsum2xEF = vpadd_s32(vpsum2xE, vpsum2xF);
418 int32x4_t vacc2xCDEF = vcombine_s32(vsum2xCD, vsum2xEF );
419 const int32x2_t vpsum3x0 = vadd_s32(vget_low_s32(vacc3x0), vget_high_s32(vacc3x0));
420 const int32x2_t vpsum3x1 = vadd_s32(vget_low_s32(vacc3x1), vget_high_s32(vacc3x1));
421 const int32x2_t vpsum3x2 = vadd_s32(vget_low_s32(vacc3x2), vget_high_s32(vacc3x2));
422 const int32x2_t vpsum3x3 = vadd_s32(vget_low_s32(vacc3x3), vget_high_s32(vacc3x3));
423 const int32x2_t vsum3x01 = vpadd_s32(vpsum3x0, vpsum3x1);
424 const int32x2_t vsum3x23 = vpadd_s32(vpsum3x2, vpsum3x3);
425 int32x4_t vacc3x0123 = vcombine_s32(vsum3x01, vsum3x23 );
426 const int32x2_t vpsum3x4 = vadd_s32(vget_low_s32(vacc3x4), vget_high_s32(vacc3x4));
427 const int32x2_t vpsum3x5 = vadd_s32(vget_low_s32(vacc3x5), vget_high_s32(vacc3x5));
428 const int32x2_t vpsum3x6 = vadd_s32(vget_low_s32(vacc3x6), vget_high_s32(vacc3x6));
429 const int32x2_t vpsum3x7 = vadd_s32(vget_low_s32(vacc3x7), vget_high_s32(vacc3x7));
430 const int32x2_t vsum3x45 = vpadd_s32(vpsum3x4, vpsum3x5);
431 const int32x2_t vsum3x67 = vpadd_s32(vpsum3x6, vpsum3x7);
432 int32x4_t vacc3x4567 = vcombine_s32(vsum3x45, vsum3x67 );
433 const int32x2_t vpsum3x8 = vadd_s32(vget_low_s32(vacc3x8), vget_high_s32(vacc3x8));
434 const int32x2_t vpsum3x9 = vadd_s32(vget_low_s32(vacc3x9), vget_high_s32(vacc3x9));
435 const int32x2_t vpsum3xA = vadd_s32(vget_low_s32(vacc3x10), vget_high_s32(vacc3x10));
436 const int32x2_t vpsum3xB = vadd_s32(vget_low_s32(vacc3x11), vget_high_s32(vacc3x11));
437 const int32x2_t vsum3x89 = vpadd_s32(vpsum3x8, vpsum3x9);
438 const int32x2_t vsum3xAB = vpadd_s32(vpsum3xA, vpsum3xB);
439 int32x4_t vacc3x89AB = vcombine_s32(vsum3x89, vsum3xAB );
440 const int32x2_t vpsum3xC = vadd_s32(vget_low_s32(vacc3x12), vget_high_s32(vacc3x12));
441 const int32x2_t vpsum3xD = vadd_s32(vget_low_s32(vacc3x13), vget_high_s32(vacc3x13));
442 const int32x2_t vpsum3xE = vadd_s32(vget_low_s32(vacc3x14), vget_high_s32(vacc3x14));
443 const int32x2_t vpsum3xF = vadd_s32(vget_low_s32(vacc3x15), vget_high_s32(vacc3x15));
444 const int32x2_t vsum3xCD = vpadd_s32(vpsum3xC, vpsum3xD);
445 const int32x2_t vsum3xEF = vpadd_s32(vpsum3xE, vpsum3xF);
446 int32x4_t vacc3xCDEF = vcombine_s32(vsum3xCD, vsum3xEF );
447 #endif
448
449 const int32x4_t vright_pre_shift = vld1q_dup_s32(¶ms->rndnu_neon.right_pre_shift);
450 const int32x4_t vmultiplier = vld1q_dup_s32(¶ms->rndnu_neon.multiplier);
451 const int32x4_t vright_post_shift = vld1q_dup_s32(¶ms->rndnu_neon.right_post_shift);
452
453 vacc0x0123 = vqshlq_s32(vacc0x0123, vright_pre_shift);
454 vacc0x4567 = vqshlq_s32(vacc0x4567, vright_pre_shift);
455 vacc0x89AB = vqshlq_s32(vacc0x89AB, vright_pre_shift);
456 vacc0xCDEF = vqshlq_s32(vacc0xCDEF, vright_pre_shift);
457 vacc1x0123 = vqshlq_s32(vacc1x0123, vright_pre_shift);
458 vacc1x4567 = vqshlq_s32(vacc1x4567, vright_pre_shift);
459 vacc1x89AB = vqshlq_s32(vacc1x89AB, vright_pre_shift);
460 vacc1xCDEF = vqshlq_s32(vacc1xCDEF, vright_pre_shift);
461 vacc2x0123 = vqshlq_s32(vacc2x0123, vright_pre_shift);
462 vacc2x4567 = vqshlq_s32(vacc2x4567, vright_pre_shift);
463 vacc2x89AB = vqshlq_s32(vacc2x89AB, vright_pre_shift);
464 vacc2xCDEF = vqshlq_s32(vacc2xCDEF, vright_pre_shift);
465 vacc3x0123 = vqshlq_s32(vacc3x0123, vright_pre_shift);
466 vacc3x4567 = vqshlq_s32(vacc3x4567, vright_pre_shift);
467 vacc3x89AB = vqshlq_s32(vacc3x89AB, vright_pre_shift);
468 vacc3xCDEF = vqshlq_s32(vacc3xCDEF, vright_pre_shift);
469
470 vacc0x0123 = vqdmulhq_s32(vacc0x0123, vmultiplier);
471 vacc0x4567 = vqdmulhq_s32(vacc0x4567, vmultiplier);
472 vacc0x89AB = vqdmulhq_s32(vacc0x89AB, vmultiplier);
473 vacc0xCDEF = vqdmulhq_s32(vacc0xCDEF, vmultiplier);
474 vacc1x0123 = vqdmulhq_s32(vacc1x0123, vmultiplier);
475 vacc1x4567 = vqdmulhq_s32(vacc1x4567, vmultiplier);
476 vacc1x89AB = vqdmulhq_s32(vacc1x89AB, vmultiplier);
477 vacc1xCDEF = vqdmulhq_s32(vacc1xCDEF, vmultiplier);
478 vacc2x0123 = vqdmulhq_s32(vacc2x0123, vmultiplier);
479 vacc2x4567 = vqdmulhq_s32(vacc2x4567, vmultiplier);
480 vacc2x89AB = vqdmulhq_s32(vacc2x89AB, vmultiplier);
481 vacc2xCDEF = vqdmulhq_s32(vacc2xCDEF, vmultiplier);
482 vacc3x0123 = vqdmulhq_s32(vacc3x0123, vmultiplier);
483 vacc3x4567 = vqdmulhq_s32(vacc3x4567, vmultiplier);
484 vacc3x89AB = vqdmulhq_s32(vacc3x89AB, vmultiplier);
485 vacc3xCDEF = vqdmulhq_s32(vacc3xCDEF, vmultiplier);
486
487 vacc0x0123 = vrshlq_s32(vacc0x0123, vright_post_shift);
488 vacc0x4567 = vrshlq_s32(vacc0x4567, vright_post_shift);
489 vacc0x89AB = vrshlq_s32(vacc0x89AB, vright_post_shift);
490 vacc0xCDEF = vrshlq_s32(vacc0xCDEF, vright_post_shift);
491 vacc1x0123 = vrshlq_s32(vacc1x0123, vright_post_shift);
492 vacc1x4567 = vrshlq_s32(vacc1x4567, vright_post_shift);
493 vacc1x89AB = vrshlq_s32(vacc1x89AB, vright_post_shift);
494 vacc1xCDEF = vrshlq_s32(vacc1xCDEF, vright_post_shift);
495 vacc2x0123 = vrshlq_s32(vacc2x0123, vright_post_shift);
496 vacc2x4567 = vrshlq_s32(vacc2x4567, vright_post_shift);
497 vacc2x89AB = vrshlq_s32(vacc2x89AB, vright_post_shift);
498 vacc2xCDEF = vrshlq_s32(vacc2xCDEF, vright_post_shift);
499 vacc3x0123 = vrshlq_s32(vacc3x0123, vright_post_shift);
500 vacc3x4567 = vrshlq_s32(vacc3x4567, vright_post_shift);
501 vacc3x89AB = vrshlq_s32(vacc3x89AB, vright_post_shift);
502 vacc3xCDEF = vrshlq_s32(vacc3xCDEF, vright_post_shift);
503
504 const int16x8_t voutput_zero_point = vld1q_dup_s16(¶ms->rndnu_neon.output_zero_point);
505 #if XNN_ARCH_ARM64
506 int16x8_t vacc0x01234567 = vqmovn_high_s32(vqmovn_s32(vacc0x0123), vacc0x4567);
507 int16x8_t vacc0x89ABCDEF = vqmovn_high_s32(vqmovn_s32(vacc0x89AB), vacc0xCDEF);
508 int16x8_t vacc1x01234567 = vqmovn_high_s32(vqmovn_s32(vacc1x0123), vacc1x4567);
509 int16x8_t vacc1x89ABCDEF = vqmovn_high_s32(vqmovn_s32(vacc1x89AB), vacc1xCDEF);
510 int16x8_t vacc2x01234567 = vqmovn_high_s32(vqmovn_s32(vacc2x0123), vacc2x4567);
511 int16x8_t vacc2x89ABCDEF = vqmovn_high_s32(vqmovn_s32(vacc2x89AB), vacc2xCDEF);
512 int16x8_t vacc3x01234567 = vqmovn_high_s32(vqmovn_s32(vacc3x0123), vacc3x4567);
513 int16x8_t vacc3x89ABCDEF = vqmovn_high_s32(vqmovn_s32(vacc3x89AB), vacc3xCDEF);
514
515 vacc0x01234567 = vqaddq_s16(vacc0x01234567, voutput_zero_point);
516 vacc0x89ABCDEF = vqaddq_s16(vacc0x89ABCDEF, voutput_zero_point);
517 vacc1x01234567 = vqaddq_s16(vacc1x01234567, voutput_zero_point);
518 vacc1x89ABCDEF = vqaddq_s16(vacc1x89ABCDEF, voutput_zero_point);
519 vacc2x01234567 = vqaddq_s16(vacc2x01234567, voutput_zero_point);
520 vacc2x89ABCDEF = vqaddq_s16(vacc2x89ABCDEF, voutput_zero_point);
521 vacc3x01234567 = vqaddq_s16(vacc3x01234567, voutput_zero_point);
522 vacc3x89ABCDEF = vqaddq_s16(vacc3x89ABCDEF, voutput_zero_point);
523
524 int8x16_t vout0x0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc0x01234567), vacc0x89ABCDEF);
525 int8x16_t vout1x0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc1x01234567), vacc1x89ABCDEF);
526 int8x16_t vout2x0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc2x01234567), vacc2x89ABCDEF);
527 int8x16_t vout3x0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc3x01234567), vacc3x89ABCDEF);
528 #else
529 int16x8_t vacc0x01234567 = vcombine_s16(vqmovn_s32(vacc0x0123), vqmovn_s32(vacc0x4567));
530 int16x8_t vacc0x89ABCDEF = vcombine_s16(vqmovn_s32(vacc0x89AB), vqmovn_s32(vacc0xCDEF));
531 int16x8_t vacc1x01234567 = vcombine_s16(vqmovn_s32(vacc1x0123), vqmovn_s32(vacc1x4567));
532 int16x8_t vacc1x89ABCDEF = vcombine_s16(vqmovn_s32(vacc1x89AB), vqmovn_s32(vacc1xCDEF));
533 int16x8_t vacc2x01234567 = vcombine_s16(vqmovn_s32(vacc2x0123), vqmovn_s32(vacc2x4567));
534 int16x8_t vacc2x89ABCDEF = vcombine_s16(vqmovn_s32(vacc2x89AB), vqmovn_s32(vacc2xCDEF));
535 int16x8_t vacc3x01234567 = vcombine_s16(vqmovn_s32(vacc3x0123), vqmovn_s32(vacc3x4567));
536 int16x8_t vacc3x89ABCDEF = vcombine_s16(vqmovn_s32(vacc3x89AB), vqmovn_s32(vacc3xCDEF));
537
538 vacc0x01234567 = vqaddq_s16(vacc0x01234567, voutput_zero_point);
539 vacc0x89ABCDEF = vqaddq_s16(vacc0x89ABCDEF, voutput_zero_point);
540 vacc1x01234567 = vqaddq_s16(vacc1x01234567, voutput_zero_point);
541 vacc1x89ABCDEF = vqaddq_s16(vacc1x89ABCDEF, voutput_zero_point);
542 vacc2x01234567 = vqaddq_s16(vacc2x01234567, voutput_zero_point);
543 vacc2x89ABCDEF = vqaddq_s16(vacc2x89ABCDEF, voutput_zero_point);
544 vacc3x01234567 = vqaddq_s16(vacc3x01234567, voutput_zero_point);
545 vacc3x89ABCDEF = vqaddq_s16(vacc3x89ABCDEF, voutput_zero_point);
546
547 int8x16_t vout0x0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc0x01234567), vqmovn_s16(vacc0x89ABCDEF));
548 int8x16_t vout1x0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc1x01234567), vqmovn_s16(vacc1x89ABCDEF));
549 int8x16_t vout2x0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc2x01234567), vqmovn_s16(vacc2x89ABCDEF));
550 int8x16_t vout3x0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc3x01234567), vqmovn_s16(vacc3x89ABCDEF));
551 #endif
552
553 const int8x16_t voutput_min = vld1q_dup_s8(¶ms->rndnu_neon.output_min);
554 vout0x0123456789ABCDEF = vmaxq_s8(vout0x0123456789ABCDEF, voutput_min);
555 vout1x0123456789ABCDEF = vmaxq_s8(vout1x0123456789ABCDEF, voutput_min);
556 vout2x0123456789ABCDEF = vmaxq_s8(vout2x0123456789ABCDEF, voutput_min);
557 vout3x0123456789ABCDEF = vmaxq_s8(vout3x0123456789ABCDEF, voutput_min);
558
559 const int8x16_t voutput_max = vld1q_dup_s8(¶ms->rndnu_neon.output_max);
560 vout0x0123456789ABCDEF = vminq_s8(vout0x0123456789ABCDEF, voutput_max);
561 vout1x0123456789ABCDEF = vminq_s8(vout1x0123456789ABCDEF, voutput_max);
562 vout2x0123456789ABCDEF = vminq_s8(vout2x0123456789ABCDEF, voutput_max);
563 vout3x0123456789ABCDEF = vminq_s8(vout3x0123456789ABCDEF, voutput_max);
564
565 if (nc >= 16) {
566 vst1q_s8(c0 + 0, vout0x0123456789ABCDEF);
567 vst1q_s8(c1 + 0, vout1x0123456789ABCDEF);
568 vst1q_s8(c2 + 0, vout2x0123456789ABCDEF);
569 vst1q_s8(c3 + 0, vout3x0123456789ABCDEF);
570
571 c0 = (int8_t*) ((uintptr_t) c0 + cn_stride);
572 c1 = (int8_t*) ((uintptr_t) c1 + cn_stride);
573 c2 = (int8_t*) ((uintptr_t) c2 + cn_stride);
574 c3 = (int8_t*) ((uintptr_t) c3 + cn_stride);
575
576 a0 = (const int8_t*) ((uintptr_t) a0 - kc);
577 a1 = (const int8_t*) ((uintptr_t) a1 - kc);
578 a2 = (const int8_t*) ((uintptr_t) a2 - kc);
579 a3 = (const int8_t*) ((uintptr_t) a3 - kc);
580
581 nc -= 16;
582 } else {
583 // Final case where not all of the 16 columns fit in the destination.
584 int8x16_t vout0x01234567_1x01234567 = vcombine_s8(vget_low_s8(vout0x0123456789ABCDEF), vget_low_s8(vout1x0123456789ABCDEF));
585 int8x16_t vout2x01234567_3x01234567 = vcombine_s8(vget_low_s8(vout2x0123456789ABCDEF), vget_low_s8(vout3x0123456789ABCDEF));
586 if (nc & 8) {
587 vst1_s8(c0, vget_low_s8(vout0x01234567_1x01234567)); c0 += 8;
588 vst1_s8(c1, vget_high_s8(vout0x01234567_1x01234567)); c1 += 8;
589 vst1_s8(c2, vget_low_s8(vout2x01234567_3x01234567)); c2 += 8;
590 vst1_s8(c3, vget_high_s8(vout2x01234567_3x01234567)); c3 += 8;
591 vout0x01234567_1x01234567 = vcombine_s8(vget_high_s8(vout0x0123456789ABCDEF), vget_high_s8(vout1x0123456789ABCDEF));
592 vout2x01234567_3x01234567 = vcombine_s8(vget_high_s8(vout2x0123456789ABCDEF), vget_high_s8(vout3x0123456789ABCDEF));
593 }
594 if (nc & 4) {
595 vst1q_lane_u32((void*) c0, vreinterpretq_u32_s8(vout0x01234567_1x01234567), 0); c0 += 4;
596 vst1q_lane_u32((void*) c1, vreinterpretq_u32_s8(vout0x01234567_1x01234567), 2); c1 += 4;
597 vst1q_lane_u32((void*) c2, vreinterpretq_u32_s8(vout2x01234567_3x01234567), 0); c2 += 4;
598 vst1q_lane_u32((void*) c3, vreinterpretq_u32_s8(vout2x01234567_3x01234567), 2); c3 += 4;
599 vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 4);
600 vout2x01234567_3x01234567 = vextq_s8(vout2x01234567_3x01234567, vout2x01234567_3x01234567, 4);
601 }
602 if (nc & 2) {
603 vst1q_lane_u16((void*) c0, vreinterpretq_u16_s8(vout0x01234567_1x01234567), 0); c0 += 2;
604 vst1q_lane_u16((void*) c1, vreinterpretq_u16_s8(vout0x01234567_1x01234567), 4); c1 += 2;
605 vst1q_lane_u16((void*) c2, vreinterpretq_u16_s8(vout2x01234567_3x01234567), 0); c2 += 2;
606 vst1q_lane_u16((void*) c3, vreinterpretq_u16_s8(vout2x01234567_3x01234567), 4); c3 += 2;
607 vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 2);
608 vout2x01234567_3x01234567 = vextq_s8(vout2x01234567_3x01234567, vout2x01234567_3x01234567, 2);
609 }
610 if (nc & 1) {
611 vst1q_lane_s8(c0, vout0x01234567_1x01234567, 0);
612 vst1q_lane_s8(c1, vout0x01234567_1x01234567, 8);
613 vst1q_lane_s8(c2, vout2x01234567_3x01234567, 0);
614 vst1q_lane_s8(c3, vout2x01234567_3x01234567, 8);
615 }
616
617 nc = 0;
618 }
619 } while (nc != 0);
620 }
621