1 // Auto-generated file. Do not edit!
2 // Template: src/qs8-igemm/c2-neon-mull-shuffle.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_igemm_minmax_rndnu_ukernel_3x16c2s4__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_3x16c2s4__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 <= 3);
34 assert(nc != 0);
35 assert(kc != 0);
36 assert(ks != 0);
37 assert(ks % (3 * 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 int8_t* c0 = c;
44 int8_t* c1 = (int8_t*) ((uintptr_t) c0 + cm_stride);
45 if XNN_UNPREDICTABLE(mr < 2) {
46 c1 = c0;
47 }
48 int8_t* c2 = (int8_t*) ((uintptr_t) c1 + cm_stride);
49 if XNN_UNPREDICTABLE(mr <= 2) {
50 c2 = c1;
51 }
52
53 kc = round_up_po2(kc, 8 * sizeof(int8_t));
54 do {
55 int32x4_t vacc0x0123 = vld1q_s32(w); w = (const int32_t*) w + 4;
56 int32x4_t vacc0x4567 = vld1q_s32(w); w = (const int32_t*) w + 4;
57 int32x4_t vacc0x89AB = vld1q_s32(w); w = (const int32_t*) w + 4;
58 int32x4_t vacc0xCDEF = vld1q_s32(w); w = (const int32_t*) w + 4;
59 int32x4_t vacc1x0123 = vacc0x0123;
60 int32x4_t vacc1x4567 = vacc0x4567;
61 int32x4_t vacc1x89AB = vacc0x89AB;
62 int32x4_t vacc1xCDEF = vacc0xCDEF;
63 int32x4_t vacc2x0123 = vacc0x0123;
64 int32x4_t vacc2x4567 = vacc0x4567;
65 int32x4_t vacc2x89AB = vacc0x89AB;
66 int32x4_t vacc2xCDEF = vacc0xCDEF;
67
68 size_t p = ks;
69 do {
70 const int8_t* restrict a0 = a[0];
71 if XNN_UNPREDICTABLE(a0 != zero) {
72 a0 = (const int8_t*) ((uintptr_t) a0 + a_offset);
73 }
74 const int8_t* restrict a1 = a[1];
75 if XNN_UNPREDICTABLE(a1 != zero) {
76 a1 = (const int8_t*) ((uintptr_t) a1 + a_offset);
77 }
78 const int8_t* restrict a2 = a[2];
79 if XNN_UNPREDICTABLE(a2 != zero) {
80 a2 = (const int8_t*) ((uintptr_t) a2 + a_offset);
81 }
82 a += 3;
83
84 size_t k = kc;
85 do {
86 int8x8_t va0x0 = vld1_s8(a0); a0 += 8;
87 int8x8_t va1x0 = vld1_s8(a1); a1 += 8;
88 int8x8_t va2x0 = vld1_s8(a2); a2 += 8;
89
90 const int8x8_t vb0123c0x0 = vld1_s8(w); w = (const int8_t*) w + 8;
91 const int8x8_t vb4567c0x0 = vld1_s8(w); w = (const int8_t*) w + 8;
92 const int8x8_t vb89ABc0x0 = vld1_s8(w); w = (const int8_t*) w + 8;
93 const int8x8_t vbCDEFc0x0 = vld1_s8(w); w = (const int8_t*) w + 8;
94 const int8x8_t vb0123c1x0 = vld1_s8(w); w = (const int8_t*) w + 8;
95 const int8x8_t vb4567c1x0 = vld1_s8(w); w = (const int8_t*) w + 8;
96 const int8x8_t vb89ABc1x0 = vld1_s8(w); w = (const int8_t*) w + 8;
97 const int8x8_t vbCDEFc1x0 = vld1_s8(w); w = (const int8_t*) w + 8;
98 const int8x8_t vb0123c2x0 = vld1_s8(w); w = (const int8_t*) w + 8;
99 const int8x8_t vb4567c2x0 = vld1_s8(w); w = (const int8_t*) w + 8;
100 const int8x8_t vb89ABc2x0 = vld1_s8(w); w = (const int8_t*) w + 8;
101 const int8x8_t vbCDEFc2x0 = vld1_s8(w); w = (const int8_t*) w + 8;
102 const int8x8_t vb0123c3x0 = vld1_s8(w); w = (const int8_t*) w + 8;
103 const int8x8_t vb4567c3x0 = vld1_s8(w); w = (const int8_t*) w + 8;
104 const int8x8_t vb89ABc3x0 = vld1_s8(w); w = (const int8_t*) w + 8;
105 const int8x8_t vbCDEFc3x0 = vld1_s8(w); w = (const int8_t*) w + 8;
106
107 int16x8_t vprod0x0123c0 = vmull_s8(vb0123c0x0, va0x0);
108 int16x8_t vprod1x0123c0 = vmull_s8(vb0123c0x0, va1x0);
109 int16x8_t vprod2x0123c0 = vmull_s8(vb0123c0x0, va2x0);
110 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c0);
111 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c0);
112 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c0);
113 int16x8_t vprod0x4567c0 = vmull_s8(vb4567c0x0, va0x0);
114 int16x8_t vprod1x4567c0 = vmull_s8(vb4567c0x0, va1x0);
115 int16x8_t vprod2x4567c0 = vmull_s8(vb4567c0x0, va2x0);
116 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c0);
117 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c0);
118 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c0);
119 int16x8_t vprod0x89ABc0 = vmull_s8(vb89ABc0x0, va0x0);
120 int16x8_t vprod1x89ABc0 = vmull_s8(vb89ABc0x0, va1x0);
121 int16x8_t vprod2x89ABc0 = vmull_s8(vb89ABc0x0, va2x0);
122 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc0);
123 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc0);
124 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc0);
125 int16x8_t vprod0xCDEFc0 = vmull_s8(vbCDEFc0x0, va0x0);
126 int16x8_t vprod1xCDEFc0 = vmull_s8(vbCDEFc0x0, va1x0);
127 int16x8_t vprod2xCDEFc0 = vmull_s8(vbCDEFc0x0, va2x0);
128 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc0);
129 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc0);
130 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc0);
131 va0x0 = vext_s8(va0x0, va0x0, 2);
132 va1x0 = vext_s8(va1x0, va1x0, 2);
133 va2x0 = vext_s8(va2x0, va2x0, 2);
134 int16x8_t vprod0x0123c1 = vmull_s8(vb0123c1x0, va0x0);
135 int16x8_t vprod1x0123c1 = vmull_s8(vb0123c1x0, va1x0);
136 int16x8_t vprod2x0123c1 = vmull_s8(vb0123c1x0, va2x0);
137 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c1);
138 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c1);
139 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c1);
140 int16x8_t vprod0x4567c1 = vmull_s8(vb4567c1x0, va0x0);
141 int16x8_t vprod1x4567c1 = vmull_s8(vb4567c1x0, va1x0);
142 int16x8_t vprod2x4567c1 = vmull_s8(vb4567c1x0, va2x0);
143 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c1);
144 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c1);
145 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c1);
146 int16x8_t vprod0x89ABc1 = vmull_s8(vb89ABc1x0, va0x0);
147 int16x8_t vprod1x89ABc1 = vmull_s8(vb89ABc1x0, va1x0);
148 int16x8_t vprod2x89ABc1 = vmull_s8(vb89ABc1x0, va2x0);
149 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc1);
150 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc1);
151 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc1);
152 int16x8_t vprod0xCDEFc1 = vmull_s8(vbCDEFc1x0, va0x0);
153 int16x8_t vprod1xCDEFc1 = vmull_s8(vbCDEFc1x0, va1x0);
154 int16x8_t vprod2xCDEFc1 = vmull_s8(vbCDEFc1x0, va2x0);
155 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc1);
156 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc1);
157 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc1);
158 va0x0 = vext_s8(va0x0, va0x0, 2);
159 va1x0 = vext_s8(va1x0, va1x0, 2);
160 va2x0 = vext_s8(va2x0, va2x0, 2);
161 int16x8_t vprod0x0123c2 = vmull_s8(vb0123c2x0, va0x0);
162 int16x8_t vprod1x0123c2 = vmull_s8(vb0123c2x0, va1x0);
163 int16x8_t vprod2x0123c2 = vmull_s8(vb0123c2x0, va2x0);
164 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c2);
165 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c2);
166 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c2);
167 int16x8_t vprod0x4567c2 = vmull_s8(vb4567c2x0, va0x0);
168 int16x8_t vprod1x4567c2 = vmull_s8(vb4567c2x0, va1x0);
169 int16x8_t vprod2x4567c2 = vmull_s8(vb4567c2x0, va2x0);
170 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c2);
171 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c2);
172 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c2);
173 int16x8_t vprod0x89ABc2 = vmull_s8(vb89ABc2x0, va0x0);
174 int16x8_t vprod1x89ABc2 = vmull_s8(vb89ABc2x0, va1x0);
175 int16x8_t vprod2x89ABc2 = vmull_s8(vb89ABc2x0, va2x0);
176 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc2);
177 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc2);
178 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc2);
179 int16x8_t vprod0xCDEFc2 = vmull_s8(vbCDEFc2x0, va0x0);
180 int16x8_t vprod1xCDEFc2 = vmull_s8(vbCDEFc2x0, va1x0);
181 int16x8_t vprod2xCDEFc2 = vmull_s8(vbCDEFc2x0, va2x0);
182 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc2);
183 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc2);
184 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc2);
185 va0x0 = vext_s8(va0x0, va0x0, 2);
186 va1x0 = vext_s8(va1x0, va1x0, 2);
187 va2x0 = vext_s8(va2x0, va2x0, 2);
188 int16x8_t vprod0x0123c3 = vmull_s8(vb0123c3x0, va0x0);
189 int16x8_t vprod1x0123c3 = vmull_s8(vb0123c3x0, va1x0);
190 int16x8_t vprod2x0123c3 = vmull_s8(vb0123c3x0, va2x0);
191 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c3);
192 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c3);
193 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c3);
194 int16x8_t vprod0x4567c3 = vmull_s8(vb4567c3x0, va0x0);
195 int16x8_t vprod1x4567c3 = vmull_s8(vb4567c3x0, va1x0);
196 int16x8_t vprod2x4567c3 = vmull_s8(vb4567c3x0, va2x0);
197 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c3);
198 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c3);
199 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c3);
200 int16x8_t vprod0x89ABc3 = vmull_s8(vb89ABc3x0, va0x0);
201 int16x8_t vprod1x89ABc3 = vmull_s8(vb89ABc3x0, va1x0);
202 int16x8_t vprod2x89ABc3 = vmull_s8(vb89ABc3x0, va2x0);
203 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc3);
204 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc3);
205 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc3);
206 int16x8_t vprod0xCDEFc3 = vmull_s8(vbCDEFc3x0, va0x0);
207 int16x8_t vprod1xCDEFc3 = vmull_s8(vbCDEFc3x0, va1x0);
208 int16x8_t vprod2xCDEFc3 = vmull_s8(vbCDEFc3x0, va2x0);
209 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc3);
210 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc3);
211 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc3);
212
213 k -= 8 * sizeof(int8_t);
214 } while (k != 0);
215
216 p -= 3 * sizeof(void*);
217 } while (p != 0);
218
219 const int32x4_t vright_pre_shift = vld1q_dup_s32(¶ms->rndnu_neon.right_pre_shift);
220 const int32x4_t vmultiplier = vld1q_dup_s32(¶ms->rndnu_neon.multiplier);
221 const int32x4_t vright_post_shift = vld1q_dup_s32(¶ms->rndnu_neon.right_post_shift);
222
223 vacc0x0123 = vqshlq_s32(vacc0x0123, vright_pre_shift);
224 vacc0x4567 = vqshlq_s32(vacc0x4567, vright_pre_shift);
225 vacc0x89AB = vqshlq_s32(vacc0x89AB, vright_pre_shift);
226 vacc0xCDEF = vqshlq_s32(vacc0xCDEF, vright_pre_shift);
227 vacc1x0123 = vqshlq_s32(vacc1x0123, vright_pre_shift);
228 vacc1x4567 = vqshlq_s32(vacc1x4567, vright_pre_shift);
229 vacc1x89AB = vqshlq_s32(vacc1x89AB, vright_pre_shift);
230 vacc1xCDEF = vqshlq_s32(vacc1xCDEF, vright_pre_shift);
231 vacc2x0123 = vqshlq_s32(vacc2x0123, vright_pre_shift);
232 vacc2x4567 = vqshlq_s32(vacc2x4567, vright_pre_shift);
233 vacc2x89AB = vqshlq_s32(vacc2x89AB, vright_pre_shift);
234 vacc2xCDEF = vqshlq_s32(vacc2xCDEF, vright_pre_shift);
235
236 vacc0x0123 = vqdmulhq_s32(vacc0x0123, vmultiplier);
237 vacc0x4567 = vqdmulhq_s32(vacc0x4567, vmultiplier);
238 vacc0x89AB = vqdmulhq_s32(vacc0x89AB, vmultiplier);
239 vacc0xCDEF = vqdmulhq_s32(vacc0xCDEF, vmultiplier);
240 vacc1x0123 = vqdmulhq_s32(vacc1x0123, vmultiplier);
241 vacc1x4567 = vqdmulhq_s32(vacc1x4567, vmultiplier);
242 vacc1x89AB = vqdmulhq_s32(vacc1x89AB, vmultiplier);
243 vacc1xCDEF = vqdmulhq_s32(vacc1xCDEF, vmultiplier);
244 vacc2x0123 = vqdmulhq_s32(vacc2x0123, vmultiplier);
245 vacc2x4567 = vqdmulhq_s32(vacc2x4567, vmultiplier);
246 vacc2x89AB = vqdmulhq_s32(vacc2x89AB, vmultiplier);
247 vacc2xCDEF = vqdmulhq_s32(vacc2xCDEF, vmultiplier);
248
249 vacc0x0123 = vrshlq_s32(vacc0x0123, vright_post_shift);
250 vacc0x4567 = vrshlq_s32(vacc0x4567, vright_post_shift);
251 vacc0x89AB = vrshlq_s32(vacc0x89AB, vright_post_shift);
252 vacc0xCDEF = vrshlq_s32(vacc0xCDEF, vright_post_shift);
253 vacc1x0123 = vrshlq_s32(vacc1x0123, vright_post_shift);
254 vacc1x4567 = vrshlq_s32(vacc1x4567, vright_post_shift);
255 vacc1x89AB = vrshlq_s32(vacc1x89AB, vright_post_shift);
256 vacc1xCDEF = vrshlq_s32(vacc1xCDEF, vright_post_shift);
257 vacc2x0123 = vrshlq_s32(vacc2x0123, vright_post_shift);
258 vacc2x4567 = vrshlq_s32(vacc2x4567, vright_post_shift);
259 vacc2x89AB = vrshlq_s32(vacc2x89AB, vright_post_shift);
260 vacc2xCDEF = vrshlq_s32(vacc2xCDEF, vright_post_shift);
261
262 const int16x8_t voutput_zero_point = vld1q_dup_s16(¶ms->rndnu_neon.output_zero_point);
263 #if XNN_ARCH_ARM64
264 int16x8_t vacc0x01234567 = vqmovn_high_s32(vqmovn_s32(vacc0x0123), vacc0x4567);
265 int16x8_t vacc0x89ABCDEF = vqmovn_high_s32(vqmovn_s32(vacc0x89AB), vacc0xCDEF);
266 int16x8_t vacc1x01234567 = vqmovn_high_s32(vqmovn_s32(vacc1x0123), vacc1x4567);
267 int16x8_t vacc1x89ABCDEF = vqmovn_high_s32(vqmovn_s32(vacc1x89AB), vacc1xCDEF);
268 int16x8_t vacc2x01234567 = vqmovn_high_s32(vqmovn_s32(vacc2x0123), vacc2x4567);
269 int16x8_t vacc2x89ABCDEF = vqmovn_high_s32(vqmovn_s32(vacc2x89AB), vacc2xCDEF);
270
271 vacc0x01234567 = vqaddq_s16(vacc0x01234567, voutput_zero_point);
272 vacc0x89ABCDEF = vqaddq_s16(vacc0x89ABCDEF, voutput_zero_point);
273 vacc1x01234567 = vqaddq_s16(vacc1x01234567, voutput_zero_point);
274 vacc1x89ABCDEF = vqaddq_s16(vacc1x89ABCDEF, voutput_zero_point);
275 vacc2x01234567 = vqaddq_s16(vacc2x01234567, voutput_zero_point);
276 vacc2x89ABCDEF = vqaddq_s16(vacc2x89ABCDEF, voutput_zero_point);
277
278 int8x16_t vout0x0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc0x01234567), vacc0x89ABCDEF);
279 int8x16_t vout1x0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc1x01234567), vacc1x89ABCDEF);
280 int8x16_t vout2x0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc2x01234567), vacc2x89ABCDEF);
281 #else
282 int16x8_t vacc0x01234567 = vcombine_s16(vqmovn_s32(vacc0x0123), vqmovn_s32(vacc0x4567));
283 int16x8_t vacc0x89ABCDEF = vcombine_s16(vqmovn_s32(vacc0x89AB), vqmovn_s32(vacc0xCDEF));
284 int16x8_t vacc1x01234567 = vcombine_s16(vqmovn_s32(vacc1x0123), vqmovn_s32(vacc1x4567));
285 int16x8_t vacc1x89ABCDEF = vcombine_s16(vqmovn_s32(vacc1x89AB), vqmovn_s32(vacc1xCDEF));
286 int16x8_t vacc2x01234567 = vcombine_s16(vqmovn_s32(vacc2x0123), vqmovn_s32(vacc2x4567));
287 int16x8_t vacc2x89ABCDEF = vcombine_s16(vqmovn_s32(vacc2x89AB), vqmovn_s32(vacc2xCDEF));
288
289 vacc0x01234567 = vqaddq_s16(vacc0x01234567, voutput_zero_point);
290 vacc0x89ABCDEF = vqaddq_s16(vacc0x89ABCDEF, voutput_zero_point);
291 vacc1x01234567 = vqaddq_s16(vacc1x01234567, voutput_zero_point);
292 vacc1x89ABCDEF = vqaddq_s16(vacc1x89ABCDEF, voutput_zero_point);
293 vacc2x01234567 = vqaddq_s16(vacc2x01234567, voutput_zero_point);
294 vacc2x89ABCDEF = vqaddq_s16(vacc2x89ABCDEF, voutput_zero_point);
295
296 int8x16_t vout0x0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc0x01234567), vqmovn_s16(vacc0x89ABCDEF));
297 int8x16_t vout1x0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc1x01234567), vqmovn_s16(vacc1x89ABCDEF));
298 int8x16_t vout2x0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc2x01234567), vqmovn_s16(vacc2x89ABCDEF));
299 #endif
300
301 const int8x16_t voutput_min = vld1q_dup_s8(¶ms->rndnu_neon.output_min);
302 vout0x0123456789ABCDEF = vmaxq_s8(vout0x0123456789ABCDEF, voutput_min);
303 vout1x0123456789ABCDEF = vmaxq_s8(vout1x0123456789ABCDEF, voutput_min);
304 vout2x0123456789ABCDEF = vmaxq_s8(vout2x0123456789ABCDEF, voutput_min);
305
306 const int8x16_t voutput_max = vld1q_dup_s8(¶ms->rndnu_neon.output_max);
307 vout0x0123456789ABCDEF = vminq_s8(vout0x0123456789ABCDEF, voutput_max);
308 vout1x0123456789ABCDEF = vminq_s8(vout1x0123456789ABCDEF, voutput_max);
309 vout2x0123456789ABCDEF = vminq_s8(vout2x0123456789ABCDEF, voutput_max);
310
311 if (nc >= 16) {
312 vst1q_s8(c2 + 0, vout2x0123456789ABCDEF);
313 vst1q_s8(c1 + 0, vout1x0123456789ABCDEF);
314 vst1q_s8(c0 + 0, vout0x0123456789ABCDEF);
315
316 c2 = (int8_t*) ((uintptr_t) c2 + cn_stride);
317 c1 = (int8_t*) ((uintptr_t) c1 + cn_stride);
318 c0 = (int8_t*) ((uintptr_t) c0 + cn_stride);
319
320 a = (const int8_t**restrict) ((uintptr_t) a - ks);
321
322 nc -= 16;
323 } else {
324 int8x8_t vout2x01234567 = vget_low_s8(vout2x0123456789ABCDEF);
325 int8x16_t vout0x01234567_1x01234567 = vcombine_s8(vget_low_s8(vout0x0123456789ABCDEF), vget_low_s8(vout1x0123456789ABCDEF));
326 if (nc & 8) {
327 vst1_s8(c2, vout2x01234567); c2 += 8;
328 vst1_s8(c1, vget_high_s8(vout0x01234567_1x01234567)); c1 += 8;
329 vst1_s8(c0, vget_low_s8(vout0x01234567_1x01234567)); c0 += 8;
330 vout2x01234567 = vget_high_s8(vout2x0123456789ABCDEF);
331 vout0x01234567_1x01234567 = vcombine_s8(vget_high_s8(vout0x0123456789ABCDEF), vget_high_s8(vout1x0123456789ABCDEF));
332 }
333 if (nc & 4) {
334 vst1_lane_u32((void*) c2, vreinterpret_u32_s8(vout2x01234567), 0); c2 += 4;
335 vst1q_lane_u32((void*) c1, vreinterpretq_u32_s8(vout0x01234567_1x01234567), 2); c1 += 4;
336 vst1q_lane_u32((void*) c0, vreinterpretq_u32_s8(vout0x01234567_1x01234567), 0); c0 += 4;
337 vout2x01234567 = vext_s8(vout2x01234567, vout2x01234567, 4);
338 vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 4);
339 }
340 if (nc & 2) {
341 vst1_lane_u16((void*) c2, vreinterpret_u16_s8(vout2x01234567), 0); c2 += 2;
342 vst1q_lane_u16((void*) c1, vreinterpretq_u16_s8(vout0x01234567_1x01234567), 4); c1 += 2;
343 vst1q_lane_u16((void*) c0, vreinterpretq_u16_s8(vout0x01234567_1x01234567), 0); c0 += 2;
344 vout2x01234567 = vext_s8(vout2x01234567, vout2x01234567, 2);
345 vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 2);
346 }
347 if (nc & 1) {
348 vst1_lane_s8(c2, vout2x01234567, 0);
349 vst1q_lane_s8(c1, vout0x01234567_1x01234567, 8);
350 vst1q_lane_s8(c0, vout0x01234567_1x01234567, 0);
351 }
352
353 nc = 0;
354 }
355 } while (nc != 0);
356 }
357