1 // Auto-generated file. Do not edit!
2 // Template: src/qs8-igemm/c4-neon-mull-dup.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_fp32_ukernel_2x8c4__neon_mlal_dup(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_fp32_ukernel_2x8c4__neon_mlal_dup(
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 <= 2);
34 assert(nc != 0);
35 assert(kc != 0);
36 assert(ks != 0);
37 assert(ks % (2 * 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, 4 * 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
50 do {
51 int32x4_t vacc0x01 = vreinterpretq_s32_u64(vmovl_u32(vld1_u32(w))); w = (const void*) ((uintptr_t) w + 2 * sizeof(int32_t));
52 int32x4_t vacc0x23 = vreinterpretq_s32_u64(vmovl_u32(vld1_u32(w))); w = (const void*) ((uintptr_t) w + 2 * sizeof(int32_t));
53 int32x4_t vacc0x45 = vreinterpretq_s32_u64(vmovl_u32(vld1_u32(w))); w = (const void*) ((uintptr_t) w + 2 * sizeof(int32_t));
54 int32x4_t vacc0x67 = vreinterpretq_s32_u64(vmovl_u32(vld1_u32(w))); w = (const void*) ((uintptr_t) w + 2 * sizeof(int32_t));
55 int32x4_t vacc1x01 = vacc0x01;
56 int32x4_t vacc1x23 = vacc0x23;
57 int32x4_t vacc1x45 = vacc0x45;
58 int32x4_t vacc1x67 = vacc0x67;
59
60 size_t p = ks;
61 do {
62 const int8_t* restrict a0 = a[0];
63 if XNN_UNPREDICTABLE(a0 != zero) {
64 a0 = (const int8_t*) ((uintptr_t) a0 + a_offset);
65 }
66 const int8_t* restrict a1 = a[1];
67 if XNN_UNPREDICTABLE(a1 != zero) {
68 a1 = (const int8_t*) ((uintptr_t) a1 + a_offset);
69 }
70 a += 2;
71
72 size_t k = kc;
73
74 while (k >= 16 * sizeof(int8_t)) {
75 const int8x8_t va0x0 = vld1_s8(a0); a0 += 8;
76 const int8x8_t va0x1 = vld1_s8(a0); a0 += 8;
77 const int8x8_t va1x0 = vld1_s8(a1); a1 += 8;
78 const int8x8_t va1x1 = vld1_s8(a1); a1 += 8;
79
80 const int8x8_t vb01c0x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
81 const int8x8_t vb23c0x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
82 const int8x8_t vb45c0x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
83 const int8x8_t vb67c0x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
84 const int8x8_t vb01c1x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
85 const int8x8_t vb23c1x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
86 const int8x8_t vb45c1x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
87 const int8x8_t vb67c1x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
88
89 const int8x8_t va0c0x0 = vreinterpret_s8_s32(vdup_lane_s32(vreinterpret_s32_s8(va0x0), 0));
90 const int8x8_t va0c0x1 = vreinterpret_s8_s32(vdup_lane_s32(vreinterpret_s32_s8(va0x1), 0));
91 const int8x8_t va1c0x0 = vreinterpret_s8_s32(vdup_lane_s32(vreinterpret_s32_s8(va1x0), 0));
92 const int8x8_t va1c0x1 = vreinterpret_s8_s32(vdup_lane_s32(vreinterpret_s32_s8(va1x1), 0));
93
94 int16x8_t vprod0x01c0 = vmull_s8(vb01c0x0, va0c0x0);
95 int16x8_t vprod1x01c0 = vmull_s8(vb01c0x0, va1c0x0);
96 const int8x8_t vb01c0x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
97 vprod0x01c0 = vmlal_s8(vprod0x01c0, vb01c0x1, va0c0x1);
98 vprod1x01c0 = vmlal_s8(vprod1x01c0, vb01c0x1, va1c0x1);
99 vacc0x01 = vpadalq_s16(vacc0x01, vprod0x01c0);
100 vacc1x01 = vpadalq_s16(vacc1x01, vprod1x01c0);
101 int16x8_t vprod0x23c0 = vmull_s8(vb23c0x0, va0c0x0);
102 int16x8_t vprod1x23c0 = vmull_s8(vb23c0x0, va1c0x0);
103 const int8x8_t vb23c0x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
104 vprod0x23c0 = vmlal_s8(vprod0x23c0, vb23c0x1, va0c0x1);
105 vprod1x23c0 = vmlal_s8(vprod1x23c0, vb23c0x1, va1c0x1);
106 vacc0x23 = vpadalq_s16(vacc0x23, vprod0x23c0);
107 vacc1x23 = vpadalq_s16(vacc1x23, vprod1x23c0);
108 int16x8_t vprod0x45c0 = vmull_s8(vb45c0x0, va0c0x0);
109 int16x8_t vprod1x45c0 = vmull_s8(vb45c0x0, va1c0x0);
110 const int8x8_t vb45c0x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
111 vprod0x45c0 = vmlal_s8(vprod0x45c0, vb45c0x1, va0c0x1);
112 vprod1x45c0 = vmlal_s8(vprod1x45c0, vb45c0x1, va1c0x1);
113 vacc0x45 = vpadalq_s16(vacc0x45, vprod0x45c0);
114 vacc1x45 = vpadalq_s16(vacc1x45, vprod1x45c0);
115 int16x8_t vprod0x67c0 = vmull_s8(vb67c0x0, va0c0x0);
116 int16x8_t vprod1x67c0 = vmull_s8(vb67c0x0, va1c0x0);
117 const int8x8_t vb67c0x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
118 vprod0x67c0 = vmlal_s8(vprod0x67c0, vb67c0x1, va0c0x1);
119 vprod1x67c0 = vmlal_s8(vprod1x67c0, vb67c0x1, va1c0x1);
120 vacc0x67 = vpadalq_s16(vacc0x67, vprod0x67c0);
121 vacc1x67 = vpadalq_s16(vacc1x67, vprod1x67c0);
122 const int8x8_t va0c1x0 = vreinterpret_s8_s32(vdup_lane_s32(vreinterpret_s32_s8(va0x0), 1));
123 const int8x8_t va0c1x1 = vreinterpret_s8_s32(vdup_lane_s32(vreinterpret_s32_s8(va0x1), 1));
124 const int8x8_t va1c1x0 = vreinterpret_s8_s32(vdup_lane_s32(vreinterpret_s32_s8(va1x0), 1));
125 const int8x8_t va1c1x1 = vreinterpret_s8_s32(vdup_lane_s32(vreinterpret_s32_s8(va1x1), 1));
126
127 int16x8_t vprod0x01c1 = vmull_s8(vb01c1x0, va0c1x0);
128 int16x8_t vprod1x01c1 = vmull_s8(vb01c1x0, va1c1x0);
129 const int8x8_t vb01c1x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
130 vprod0x01c1 = vmlal_s8(vprod0x01c1, vb01c1x1, va0c1x1);
131 vprod1x01c1 = vmlal_s8(vprod1x01c1, vb01c1x1, va1c1x1);
132 vacc0x01 = vpadalq_s16(vacc0x01, vprod0x01c1);
133 vacc1x01 = vpadalq_s16(vacc1x01, vprod1x01c1);
134 int16x8_t vprod0x23c1 = vmull_s8(vb23c1x0, va0c1x0);
135 int16x8_t vprod1x23c1 = vmull_s8(vb23c1x0, va1c1x0);
136 const int8x8_t vb23c1x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
137 vprod0x23c1 = vmlal_s8(vprod0x23c1, vb23c1x1, va0c1x1);
138 vprod1x23c1 = vmlal_s8(vprod1x23c1, vb23c1x1, va1c1x1);
139 vacc0x23 = vpadalq_s16(vacc0x23, vprod0x23c1);
140 vacc1x23 = vpadalq_s16(vacc1x23, vprod1x23c1);
141 int16x8_t vprod0x45c1 = vmull_s8(vb45c1x0, va0c1x0);
142 int16x8_t vprod1x45c1 = vmull_s8(vb45c1x0, va1c1x0);
143 const int8x8_t vb45c1x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
144 vprod0x45c1 = vmlal_s8(vprod0x45c1, vb45c1x1, va0c1x1);
145 vprod1x45c1 = vmlal_s8(vprod1x45c1, vb45c1x1, va1c1x1);
146 vacc0x45 = vpadalq_s16(vacc0x45, vprod0x45c1);
147 vacc1x45 = vpadalq_s16(vacc1x45, vprod1x45c1);
148 int16x8_t vprod0x67c1 = vmull_s8(vb67c1x0, va0c1x0);
149 int16x8_t vprod1x67c1 = vmull_s8(vb67c1x0, va1c1x0);
150 const int8x8_t vb67c1x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
151 vprod0x67c1 = vmlal_s8(vprod0x67c1, vb67c1x1, va0c1x1);
152 vprod1x67c1 = vmlal_s8(vprod1x67c1, vb67c1x1, va1c1x1);
153 vacc0x67 = vpadalq_s16(vacc0x67, vprod0x67c1);
154 vacc1x67 = vpadalq_s16(vacc1x67, vprod1x67c1);
155
156 k -= 16 * sizeof(int8_t);
157 }
158
159 if (k >= 8 * sizeof(int8_t)) {
160 const int8x8_t va0 = vld1_s8(a0); a0 += 8;
161 const int8x8_t va1 = vld1_s8(a1); a1 += 8;
162
163 const int8x8_t vb01c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
164 const int8x8_t vb23c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
165 const int8x8_t vb45c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
166 const int8x8_t vb67c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
167 const int8x8_t vb01c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
168 const int8x8_t vb23c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
169 const int8x8_t vb45c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
170 const int8x8_t vb67c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
171
172 const int8x8_t va0c0 = vreinterpret_s8_s32(vdup_lane_s32(vreinterpret_s32_s8(va0), 0));
173 const int8x8_t va1c0 = vreinterpret_s8_s32(vdup_lane_s32(vreinterpret_s32_s8(va1), 0));
174
175 const int16x8_t vprod0x01c0 = vmull_s8(vb01c0, va0c0);
176 const int16x8_t vprod1x01c0 = vmull_s8(vb01c0, va1c0);
177 vacc0x01 = vpadalq_s16(vacc0x01, vprod0x01c0);
178 vacc1x01 = vpadalq_s16(vacc1x01, vprod1x01c0);
179 const int16x8_t vprod0x23c0 = vmull_s8(vb23c0, va0c0);
180 const int16x8_t vprod1x23c0 = vmull_s8(vb23c0, va1c0);
181 vacc0x23 = vpadalq_s16(vacc0x23, vprod0x23c0);
182 vacc1x23 = vpadalq_s16(vacc1x23, vprod1x23c0);
183 const int16x8_t vprod0x45c0 = vmull_s8(vb45c0, va0c0);
184 const int16x8_t vprod1x45c0 = vmull_s8(vb45c0, va1c0);
185 vacc0x45 = vpadalq_s16(vacc0x45, vprod0x45c0);
186 vacc1x45 = vpadalq_s16(vacc1x45, vprod1x45c0);
187 const int16x8_t vprod0x67c0 = vmull_s8(vb67c0, va0c0);
188 const int16x8_t vprod1x67c0 = vmull_s8(vb67c0, va1c0);
189 vacc0x67 = vpadalq_s16(vacc0x67, vprod0x67c0);
190 vacc1x67 = vpadalq_s16(vacc1x67, vprod1x67c0);
191 const int8x8_t va0c1 = vreinterpret_s8_s32(vdup_lane_s32(vreinterpret_s32_s8(va0), 1));
192 const int8x8_t va1c1 = vreinterpret_s8_s32(vdup_lane_s32(vreinterpret_s32_s8(va1), 1));
193
194 const int16x8_t vprod0x01c1 = vmull_s8(vb01c1, va0c1);
195 const int16x8_t vprod1x01c1 = vmull_s8(vb01c1, va1c1);
196 vacc0x01 = vpadalq_s16(vacc0x01, vprod0x01c1);
197 vacc1x01 = vpadalq_s16(vacc1x01, vprod1x01c1);
198 const int16x8_t vprod0x23c1 = vmull_s8(vb23c1, va0c1);
199 const int16x8_t vprod1x23c1 = vmull_s8(vb23c1, va1c1);
200 vacc0x23 = vpadalq_s16(vacc0x23, vprod0x23c1);
201 vacc1x23 = vpadalq_s16(vacc1x23, vprod1x23c1);
202 const int16x8_t vprod0x45c1 = vmull_s8(vb45c1, va0c1);
203 const int16x8_t vprod1x45c1 = vmull_s8(vb45c1, va1c1);
204 vacc0x45 = vpadalq_s16(vacc0x45, vprod0x45c1);
205 vacc1x45 = vpadalq_s16(vacc1x45, vprod1x45c1);
206 const int16x8_t vprod0x67c1 = vmull_s8(vb67c1, va0c1);
207 const int16x8_t vprod1x67c1 = vmull_s8(vb67c1, va1c1);
208 vacc0x67 = vpadalq_s16(vacc0x67, vprod0x67c1);
209 vacc1x67 = vpadalq_s16(vacc1x67, vprod1x67c1);
210
211 k -= 8 * sizeof(int8_t);
212 }
213
214 if XNN_UNLIKELY(k != 0) {
215 const int8x8_t va0 = vld1_s8(a0); a0 = (const int8_t*) ((uintptr_t) a0 + k);
216 const int8x8_t va1 = vld1_s8(a1); a1 = (const int8_t*) ((uintptr_t) a1 + k);
217
218 const int8x8_t vb01c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
219 const int8x8_t vb23c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
220 const int8x8_t vb45c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
221 const int8x8_t vb67c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
222
223 const int8x8_t va0c0 = vreinterpret_s8_s32(vdup_lane_s32(vreinterpret_s32_s8(va0), 0));
224 const int16x8_t vprod0x01c0 = vmull_s8(vb01c0, va0c0);
225 vacc0x01 = vpadalq_s16(vacc0x01, vprod0x01c0);
226 const int16x8_t vprod0x23c0 = vmull_s8(vb23c0, va0c0);
227 vacc0x23 = vpadalq_s16(vacc0x23, vprod0x23c0);
228 const int16x8_t vprod0x45c0 = vmull_s8(vb45c0, va0c0);
229 vacc0x45 = vpadalq_s16(vacc0x45, vprod0x45c0);
230 const int16x8_t vprod0x67c0 = vmull_s8(vb67c0, va0c0);
231 vacc0x67 = vpadalq_s16(vacc0x67, vprod0x67c0);
232 const int8x8_t va1c0 = vreinterpret_s8_s32(vdup_lane_s32(vreinterpret_s32_s8(va1), 0));
233 const int16x8_t vprod1x01c0 = vmull_s8(vb01c0, va1c0);
234 vacc1x01 = vpadalq_s16(vacc1x01, vprod1x01c0);
235 const int16x8_t vprod1x23c0 = vmull_s8(vb23c0, va1c0);
236 vacc1x23 = vpadalq_s16(vacc1x23, vprod1x23c0);
237 const int16x8_t vprod1x45c0 = vmull_s8(vb45c0, va1c0);
238 vacc1x45 = vpadalq_s16(vacc1x45, vprod1x45c0);
239 const int16x8_t vprod1x67c0 = vmull_s8(vb67c0, va1c0);
240 vacc1x67 = vpadalq_s16(vacc1x67, vprod1x67c0);
241 }
242 p -= 2 * sizeof(void*);
243 } while (p != 0);
244
245 #if XNN_ARCH_ARM64
246 int32x4_t vacc0x0123 = vpaddq_s32(vacc0x01, vacc0x23);
247 int32x4_t vacc0x4567 = vpaddq_s32(vacc0x45, vacc0x67);
248 int32x4_t vacc1x0123 = vpaddq_s32(vacc1x01, vacc1x23);
249 int32x4_t vacc1x4567 = vpaddq_s32(vacc1x45, vacc1x67);
250 #else
251 const int32x2_t vsum0x01 = vpadd_s32(vget_low_s32(vacc0x01), vget_high_s32(vacc0x01));
252 const int32x2_t vsum0x23 = vpadd_s32(vget_low_s32(vacc0x23), vget_high_s32(vacc0x23));
253 int32x4_t vacc0x0123 = vcombine_s32(vsum0x01, vsum0x23);
254 const int32x2_t vsum0x45 = vpadd_s32(vget_low_s32(vacc0x45), vget_high_s32(vacc0x45));
255 const int32x2_t vsum0x67 = vpadd_s32(vget_low_s32(vacc0x67), vget_high_s32(vacc0x67));
256 int32x4_t vacc0x4567 = vcombine_s32(vsum0x45, vsum0x67);
257 const int32x2_t vsum1x01 = vpadd_s32(vget_low_s32(vacc1x01), vget_high_s32(vacc1x01));
258 const int32x2_t vsum1x23 = vpadd_s32(vget_low_s32(vacc1x23), vget_high_s32(vacc1x23));
259 int32x4_t vacc1x0123 = vcombine_s32(vsum1x01, vsum1x23);
260 const int32x2_t vsum1x45 = vpadd_s32(vget_low_s32(vacc1x45), vget_high_s32(vacc1x45));
261 const int32x2_t vsum1x67 = vpadd_s32(vget_low_s32(vacc1x67), vget_high_s32(vacc1x67));
262 int32x4_t vacc1x4567 = vcombine_s32(vsum1x45, vsum1x67);
263 #endif
264
265 float32x4_t vfpacc0x0123 = vcvtq_f32_s32(vacc0x0123);
266 float32x4_t vfpacc0x4567 = vcvtq_f32_s32(vacc0x4567);
267 float32x4_t vfpacc1x0123 = vcvtq_f32_s32(vacc1x0123);
268 float32x4_t vfpacc1x4567 = vcvtq_f32_s32(vacc1x4567);
269
270 const float32x4_t vscale = vld1q_dup_f32(¶ms->fp32_neon.scale);
271 vfpacc0x0123 = vmulq_f32(vfpacc0x0123, vscale);
272 vfpacc0x4567 = vmulq_f32(vfpacc0x4567, vscale);
273 vfpacc1x0123 = vmulq_f32(vfpacc1x0123, vscale);
274 vfpacc1x4567 = vmulq_f32(vfpacc1x4567, vscale);
275
276 const float32x4_t vmagic_bias = vld1q_dup_f32(¶ms->fp32_neon.magic_bias);
277 vacc0x0123 = vreinterpretq_s32_f32(vaddq_f32(vfpacc0x0123, vmagic_bias));
278 vacc0x4567 = vreinterpretq_s32_f32(vaddq_f32(vfpacc0x4567, vmagic_bias));
279 vacc1x0123 = vreinterpretq_s32_f32(vaddq_f32(vfpacc1x0123, vmagic_bias));
280 vacc1x4567 = vreinterpretq_s32_f32(vaddq_f32(vfpacc1x4567, vmagic_bias));
281
282 const int32x4_t vmagic_bias_less_output_zero_point = vld1q_dup_s32(¶ms->fp32_neon.magic_bias_less_output_zero_point);
283 vacc0x0123 = vqsubq_s32(vacc0x0123, vmagic_bias_less_output_zero_point);
284 vacc0x4567 = vqsubq_s32(vacc0x4567, vmagic_bias_less_output_zero_point);
285 vacc1x0123 = vqsubq_s32(vacc1x0123, vmagic_bias_less_output_zero_point);
286 vacc1x4567 = vqsubq_s32(vacc1x4567, vmagic_bias_less_output_zero_point);
287
288 #if XNN_ARCH_ARM64
289 int16x8_t vacc0x01234567 = vqmovn_high_s32(vqmovn_s32(vacc0x0123), vacc0x4567);
290 int16x8_t vacc1x01234567 = vqmovn_high_s32(vqmovn_s32(vacc1x0123), vacc1x4567);
291
292
293 int8x16_t vout0x01234567_1x01234567 = vqmovn_high_s16(vqmovn_s16(vacc0x01234567), vacc1x01234567);
294 #else
295 int16x8_t vacc0x01234567 = vcombine_s16(vqmovn_s32(vacc0x0123), vqmovn_s32(vacc0x4567));
296 int16x8_t vacc1x01234567 = vcombine_s16(vqmovn_s32(vacc1x0123), vqmovn_s32(vacc1x4567));
297
298
299 int8x16_t vout0x01234567_1x01234567 = vcombine_s8(vqmovn_s16(vacc0x01234567), vqmovn_s16(vacc1x01234567));
300 #endif
301
302 const int8x16_t voutput_min = vld1q_dup_s8(¶ms->fp32_neon.output_min);
303 vout0x01234567_1x01234567 = vmaxq_s8(vout0x01234567_1x01234567, voutput_min);
304
305 const int8x16_t voutput_max = vld1q_dup_s8(¶ms->fp32_neon.output_max);
306 vout0x01234567_1x01234567 = vminq_s8(vout0x01234567_1x01234567, voutput_max);
307
308 if (nc >= 8) {
309 vst1_s8(c1 + 0, vget_high_s8(vout0x01234567_1x01234567));
310 vst1_s8(c0 + 0, vget_low_s8(vout0x01234567_1x01234567));
311
312 c1 = (int8_t*) ((uintptr_t) c1 + cn_stride);
313 c0 = (int8_t*) ((uintptr_t) c0 + cn_stride);
314
315 a = (const int8_t**restrict) ((uintptr_t) a - ks);
316
317 nc -= 8;
318 } else {
319 if (nc & 4) {
320 vst1q_lane_u32((void*) c1, vreinterpretq_u32_s8(vout0x01234567_1x01234567), 2); c1 += 4;
321 vst1q_lane_u32((void*) c0, vreinterpretq_u32_s8(vout0x01234567_1x01234567), 0); c0 += 4;
322 vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 4);
323 }
324 if (nc & 2) {
325 vst1q_lane_u16((void*) c1, vreinterpretq_u16_s8(vout0x01234567_1x01234567), 4); c1 += 2;
326 vst1q_lane_u16((void*) c0, vreinterpretq_u16_s8(vout0x01234567_1x01234567), 0); c0 += 2;
327 vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 2);
328 }
329 if (nc & 1) {
330 vst1q_lane_s8(c1, vout0x01234567_1x01234567, 8);
331 vst1q_lane_s8(c0, vout0x01234567_1x01234567, 0);
332 }
333
334 nc = 0;
335 }
336 } while (nc != 0);
337 }
338